720 projector vs. 1080p

Started by Rodolfo Jun 5, 2006 15 posts
Read-only archive
#1
----- HDTV Magazine Tips List -----

At 12:24 PM 6/5/2006 -0400, you wrote:
>...1080p projectors displaying film correctly would be a great step
>forward from 720p, especially if
>one wants to increase the width of the viewing angle from the eyes
>to the screen edges by sitting
>closer or getting a larger (wider) screen, thanks to the higher
>resolution of content and projector.


Rodolfo,

Thanks, as usual, for the very clear and concise explanation of the
total picture (no pun intended). Yes, I'm fine for now with my 720p
DLP Runco for the reasons I stated, especially since I have a 58"
full 1080p capable display to fall back on for high resolution
situations. The only drawback is missing the theatrical "Big" screen
experience in full 1080p. And yes, I understand the two limitations
of my 720p DLP projector. The fact that it uses a single source and
a color wheel to achieve the picture instead of three separate
sources is a compromise (but one that I have no problems personally
with because I never see the "Rainbow" effect). And, of course, I
understand how there is a loss of some information when projecting a
720p picture from 1080i source material. I try to minimize this
second situation a bit by letting my DVD0 iScan VP30 scaler handle
this rather than the not as new Runco. For the DVDO it's 1080i in
and 720p out. At least I know I'm getting some of the best scaling
and deinterlacing for now - especially with the ABT102 upgrade chip
installed in the VP30.

As you stated much clearer than me, the big advantages of eventually
getting a 1080p projector include both the full resolution issues and
the three source engines. If I didn't already have my 720p DLP
projector I probably would have purchased a Sony "Ruby" by now. And
when I'm ready in a couple of years I also realize that my 1080p FP
choices and technologies will be more numerous, which should drive
the prices down even more.

Take care.


-- RAF


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#2
----- HDTV Magazine Tips List -----

Robert,

I agree, 720P projectors did and still do a fine job, in DLP, 3 DMD engines without color wheel do
especially well.

In fact they do an incredible job considering the loss of original resolution when displaying a
1080i input signal.

Assuming you are feeding a fully resolved 1920x1080i, all 720 projectors would automatically loose
30% of the horizontal resolution (from 1920 horizontal pixels down to the native 1280 of the
projector), and most projectors would also loose 50% of the vertical resolution when converting at
1/60 each 540 line field to a 720p line frame, leaving the next 540 line field (which had pixels
belonging to the remaining other locations of the original image) to build the next 720p frame.

Regardless how magically the projector/scaler does to interpolate 180 new lines over the 540 to get
to 720, those 180 lines were not in the original resolution, and the actual 540 lines of the next
field are used for another purpose than the originally intended.

Do the math in the total original resolution loss, in theory it would be 30% horizontally in
addition to 50% vertically. 720p projectors do quite well considering the price fully resolved
images pay to match the projector's native resolution.

Imagine now a DMD (or any other technology for the case) with 1920x1080p, imagine a full frame of
film matched perfectly to that grid pixel-by-pixel, increase the frame rate to 72 or 120fps to avoid
the flicker problem of 24fps, and voila.

Imagine a 1080i signal deinterlaced with a simultaneous use of video processing techniques for areas
on the same image that move and for other areas that do not move, using all the pixels of the
original image for the video processing; then display it at 60fps (or 120), and voila.

1080p projectors displaying film correctly would be a great step forward from 720p, especially if
one wants to increase the width of the viewing angle from the eyes to the screen edges by sitting
closer or getting a larger (wider) screen, thanks to the higher resolution of content and projector.


Best Regards,

Rodolfo La Maestra

-----Original Message-----
From: HDTV Magazine On Behalf Of
Dr Robert A Fowkes
Sent: Saturday, June 03, 2006 5:42 AM
To: HDTV Magazine
Subject: Re: New SXRD's Announced


----- HDTV Magazine Tips List -----

At 05:44 PM 6/2/2006 -0400, you wrote:
>Front projection is the way to go if you have a room with full light
>control. Resolution is not everything and right now there are great
>bargains out there on 720P equipment. Based on that the cost of a
>projector and screen is equal to or less than what you would pay for a
>one piece display like the SXRD series.

An excellent point, Richard, and one reason that I'm not rushing out
to replace my 720p Runco CL-710 FP with an 1080p model right now even
though I also have a 1080p 58" HP in the room. 720p from a good
projector properly calibrated does a fine job for now especially with
the HD-DVD material out there still playing only 1080i. When 1080p
delivered sources become the norm rather than the exception then I'll
re-evaluate my position on this.


-- RAF


To unsubscribe please click: [email protected]

To receive the digest mode (one email a day made from all posted that same day) send an email to:
[email protected]



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#3
----- HDTV Magazine Tips List -----

Rodolfo - what is your opinion of the availability of such a projector -
1080p, 72Hz and 60Hz to support both film and video, 3 chip DMD, at a
price around $3000 (low-cost internet purchase)? Maybe by this time next
year??

Jason

Rodolfo La Maestra - HDTV Magazine wrote:
> ----- HDTV Magazine Tips List -----
>
> Robert,
>
> I agree, 720P projectors did and still do a fine job, in DLP, 3 DMD engines without color wheel do
> especially well.
>
> In fact they do an incredible job considering the loss of original resolution when displaying a
> 1080i input signal.
>
> Assuming you are feeding a fully resolved 1920x1080i, all 720 projectors would automatically loose
> 30% of the horizontal resolution (from 1920 horizontal pixels down to the native 1280 of the
> projector), and most projectors would also loose 50% of the vertical resolution when converting at
> 1/60 each 540 line field to a 720p line frame, leaving the next 540 line field (which had pixels
> belonging to the remaining other locations of the original image) to build the next 720p frame.
>
> Regardless how magically the projector/scaler does to interpolate 180 new lines over the 540 to get
> to 720, those 180 lines were not in the original resolution, and the actual 540 lines of the next
> field are used for another purpose than the originally intended.
>
> Do the math in the total original resolution loss, in theory it would be 30% horizontally in
> addition to 50% vertically. 720p projectors do quite well considering the price fully resolved
> images pay to match the projector's native resolution.
>
> Imagine now a DMD (or any other technology for the case) with 1920x1080p, imagine a full frame of
> film matched perfectly to that grid pixel-by-pixel, increase the frame rate to 72 or 120fps to avoid
> the flicker problem of 24fps, and voila.
>
> Imagine a 1080i signal deinterlaced with a simultaneous use of video processing techniques for areas
> on the same image that move and for other areas that do not move, using all the pixels of the
> original image for the video processing; then display it at 60fps (or 120), and voila.
>
> 1080p projectors displaying film correctly would be a great step forward from 720p, especially if
> one wants to increase the width of the viewing angle from the eyes to the screen edges by sitting
> closer or getting a larger (wider) screen, thanks to the higher resolution of content and projector.
>
>
> Best Regards,
>
> Rodolfo La Maestra
>
> -----Original Message-----
> From: HDTV Magazine On Behalf Of
> Dr Robert A Fowkes
> Sent: Saturday, June 03, 2006 5:42 AM
> To: HDTV Magazine
> Subject: Re: New SXRD's Announced
>
>
> ----- HDTV Magazine Tips List -----
>
> At 05:44 PM 6/2/2006 -0400, you wrote:
>
>> Front projection is the way to go if you have a room with full light
>> control. Resolution is not everything and right now there are great
>> bargains out there on 720P equipment. Based on that the cost of a
>> projector and screen is equal to or less than what you would pay for a
>> one piece display like the SXRD series.
>>
>
> An excellent point, Richard, and one reason that I'm not rushing out
> to replace my 720p Runco CL-710 FP with an 1080p model right now even
> though I also have a 1080p 58" HP in the room. 720p from a good
> projector properly calibrated does a fine job for now especially with
> the HD-DVD material out there still playing only 1080i. When 1080p
> delivered sources become the norm rather than the exception then I'll
> re-evaluate my position on this.
>
>
> -- RAF
>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same day) send an email to:
> [email protected]
>
>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same day) send an email to:
> [email protected]
>
>

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#4
----- HDTV Magazine Tips List -----

DR. Robert,
(or anyone that knows)

I am considering getting an external device that will do a good job
deinterlacing from 1080i to 1080p. I checked out the VP30 at their website.
It says the VP30 will input many formats to a selected output. When listing
1080i through DVI or HDMI, it talks only about scaling (actually for any HD
input) as processing option. Will the VP30 or VP20 for that matter actually
deinterlace a 1080i input and output 1080p with all of the motion adaptive
etc. wizardry that it uses for the 480i/576i (what is 576i ?) inputs?


Even the ABT102D-card description only talks about 480i/576i:

"The Precision Deinterlacing Card will dramatically improve the 480i/576i
deinterlacing performance of your iScan VP30 or VP20."

Phil P.

I try to minimize this
second situation a bit by letting my DVD0 iScan VP30 scaler handle
this rather than the not as new Runco. For the DVDO it's 1080i in
and 720p out. At least I know I'm getting some of the best scaling
and deinterlacing for now - especially with the ABT102 upgrade chip
installed in the VP30.



-- RAF





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#5
----- HDTV Magazine Tips List -----

Jason,

Frankly I do not think one could even expect to see 1 chip DMD of 1080p resolution by this time next
year on the $3K range, so 3-chip is out of the question.

There will certainly be competition on features and better capabilities, lumens, better scalers,
etc. on the $10K+ range of 1chip DMD 1080p projectors, sufficient to maintain the price range, as
720p did for several years between the typical Marantz, Sharp and Yamaha DLP battle.

Current 1080p 1 chip models could eventually come down some next year to leave room for newer
models. In the mean time they will find a way to maintain the $10K-$13K price range with upgraded
features, and still keep the lines of the $3000 market for lower scale projectors for casual
consumers.

Best Regards,

Rodolfo La Maestra

-----Original Message-----
From: HDTV Magazine On Behalf Of
Jason Burroughs
Sent: Monday, June 05, 2006 7:00 PM
To: HDTV Magazine
Subject: Re: 720 projector vs. 1080p


----- HDTV Magazine Tips List -----

Rodolfo - what is your opinion of the availability of such a projector -
1080p, 72Hz and 60Hz to support both film and video, 3 chip DMD, at a
price around $3000 (low-cost internet purchase)? Maybe by this time next
year??

Jason

Rodolfo La Maestra - HDTV Magazine wrote:
> ----- HDTV Magazine Tips List -----
>
> Robert,
>
> I agree, 720P projectors did and still do a fine job, in DLP, 3 DMD engines without color wheel do
> especially well.
>
> In fact they do an incredible job considering the loss of original resolution when displaying a
> 1080i input signal.
>
> Assuming you are feeding a fully resolved 1920x1080i, all 720 projectors would automatically loose
> 30% of the horizontal resolution (from 1920 horizontal pixels down to the native 1280 of the
> projector), and most projectors would also loose 50% of the vertical resolution when converting at
> 1/60 each 540 line field to a 720p line frame, leaving the next 540 line field (which had pixels
> belonging to the remaining other locations of the original image) to build the next 720p frame.
>
> Regardless how magically the projector/scaler does to interpolate 180 new lines over the 540 to
get
> to 720, those 180 lines were not in the original resolution, and the actual 540 lines of the next
> field are used for another purpose than the originally intended.
>
> Do the math in the total original resolution loss, in theory it would be 30% horizontally in
> addition to 50% vertically. 720p projectors do quite well considering the price fully resolved
> images pay to match the projector's native resolution.
>
> Imagine now a DMD (or any other technology for the case) with 1920x1080p, imagine a full frame of
> film matched perfectly to that grid pixel-by-pixel, increase the frame rate to 72 or 120fps to
avoid
> the flicker problem of 24fps, and voila.
>
> Imagine a 1080i signal deinterlaced with a simultaneous use of video processing techniques for
areas
> on the same image that move and for other areas that do not move, using all the pixels of the
> original image for the video processing; then display it at 60fps (or 120), and voila.
>
> 1080p projectors displaying film correctly would be a great step forward from 720p, especially if
> one wants to increase the width of the viewing angle from the eyes to the screen edges by sitting
> closer or getting a larger (wider) screen, thanks to the higher resolution of content and
projector.
>
>
> Best Regards,
>
> Rodolfo La Maestra
>
> -----Original Message-----
> From: HDTV Magazine On Behalf Of
> Dr Robert A Fowkes
> Sent: Saturday, June 03, 2006 5:42 AM
> To: HDTV Magazine
> Subject: Re: New SXRD's Announced
>
>
> ----- HDTV Magazine Tips List -----
>
> At 05:44 PM 6/2/2006 -0400, you wrote:
>
>> Front projection is the way to go if you have a room with full light
>> control. Resolution is not everything and right now there are great
>> bargains out there on 720P equipment. Based on that the cost of a
>> projector and screen is equal to or less than what you would pay for a
>> one piece display like the SXRD series.
>>
>
> An excellent point, Richard, and one reason that I'm not rushing out
> to replace my 720p Runco CL-710 FP with an 1080p model right now even
> though I also have a 1080p 58" HP in the room. 720p from a good
> projector properly calibrated does a fine job for now especially with
> the HD-DVD material out there still playing only 1080i. When 1080p
> delivered sources become the norm rather than the exception then I'll
> re-evaluate my position on this.
>
>
> -- RAF
>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same day) send an email to:
> [email protected]
>
>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same day) send an email to:
> [email protected]
>
>

To unsubscribe please click: [email protected]

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#6
----- HDTV Magazine Tips List -----

The ABT102 is only in use with a 480i and 576i(which I guess is PAL) input.
But it definitely does a good job.
----- Original Message -----
From: "Phil Pasteur" <[email protected]>
To: "HDTV Magazine" <[email protected]>
Sent: Monday, June 05, 2006 7:19 PM
Subject: Re: 720 projector vs. 1080p


> ----- HDTV Magazine Tips List -----
>
> DR. Robert,
> (or anyone that knows)
>
> I am considering getting an external device that will do a good job
> deinterlacing from 1080i to 1080p. I checked out the VP30 at their
> website.
> It says the VP30 will input many formats to a selected output. When
> listing
> 1080i through DVI or HDMI, it talks only about scaling (actually for any
> HD
> input) as processing option. Will the VP30 or VP20 for that matter
> actually
> deinterlace a 1080i input and output 1080p with all of the motion adaptive
> etc. wizardry that it uses for the 480i/576i (what is 576i ?) inputs?
>
>
> Even the ABT102D-card description only talks about 480i/576i:
>
> "The Precision Deinterlacing Card will dramatically improve the 480i/576i
> deinterlacing performance of your iScan VP30 or VP20."
>
> Phil P.
>
> I try to minimize this
> second situation a bit by letting my DVD0 iScan VP30 scaler handle
> this rather than the not as new Runco. For the DVDO it's 1080i in
> and 720p out. At least I know I'm getting some of the best scaling
> and deinterlacing for now - especially with the ABT102 upgrade chip
> installed in the VP30.
>
>
>
> -- RAF
>
>
>
>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same
> day) send an email to:
> [email protected]
>


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#7
----- HDTV Magazine Tips List -----

Tipsters,

I would like to make a clarification on my comments below because one person from the tips list had
the courtesy to make me privately aware that there might be a misinterpretation of my words below.

I was only making reference to "original resolution" of an image and how video processing "uses"
that resolution to come up with a final image that fits a display native pixel-grid.

I never discussed that such video processing could produce additional positive and negative effects
depending on the technology and quality of the equipment, which "could" give the "perception" of a
different resolution to the human eye, hopefully better.

In other words, the subject of my email was not to discuss about final perception, which is what it
counts to some viewers, but just what part of the original resolution of the 1080i incoming image is
actually used for the conversion to 720p.

Thanks for bringing the point up Ken.

Best Regards,

Rodolfo La Maestra

-----Original Message-----
From: HDTV Magazine On Behalf Of
Rodolfo La Maestra - HDTV Magazine
Sent: Monday, June 05, 2006 12:25 PM
To: HDTV Magazine
Subject: 720 projector vs. 1080p


----- HDTV Magazine Tips List -----

Robert,

I agree, 720P projectors did and still do a fine job, in DLP, 3 DMD engines without color wheel do
especially well.

In fact they do an incredible job considering the loss of original resolution when displaying a
1080i input signal.

Assuming you are feeding a fully resolved 1920x1080i, all 720 projectors would automatically loose
30% of the horizontal resolution (from 1920 horizontal pixels down to the native 1280 of the
projector), and most projectors would also loose 50% of the vertical resolution when converting at
1/60 each 540 line field to a 720p line frame, leaving the next 540 line field (which had pixels
belonging to the remaining other locations of the original image) to build the next 720p frame.

Regardless how magically the projector/scaler does to interpolate 180 new lines over the 540 to get
to 720, those 180 lines were not in the original resolution, and the actual 540 lines of the next
field are used for another purpose than the originally intended.

Do the math in the total original resolution loss, in theory it would be 30% horizontally in
addition to 50% vertically. 720p projectors do quite well considering the price fully resolved
images pay to match the projector's native resolution.

Imagine now a DMD (or any other technology for the case) with 1920x1080p, imagine a full frame of
film matched perfectly to that grid pixel-by-pixel, increase the frame rate to 72 or 120fps to avoid
the flicker problem of 24fps, and voila.

Imagine a 1080i signal deinterlaced with a simultaneous use of video processing techniques for areas
on the same image that move and for other areas that do not move, using all the pixels of the
original image for the video processing; then display it at 60fps (or 120), and voila.

1080p projectors displaying film correctly would be a great step forward from 720p, especially if
one wants to increase the width of the viewing angle from the eyes to the screen edges by sitting
closer or getting a larger (wider) screen, thanks to the higher resolution of content and projector.


Best Regards,

Rodolfo La Maestra

-----Original Message-----
From: HDTV Magazine On Behalf Of
Dr Robert A Fowkes
Sent: Saturday, June 03, 2006 5:42 AM
To: HDTV Magazine
Subject: Re: New SXRD's Announced


----- HDTV Magazine Tips List -----

At 05:44 PM 6/2/2006 -0400, you wrote:
>Front projection is the way to go if you have a room with full light
>control. Resolution is not everything and right now there are great
>bargains out there on 720P equipment. Based on that the cost of a
>projector and screen is equal to or less than what you would pay for a
>one piece display like the SXRD series.

An excellent point, Richard, and one reason that I'm not rushing out
to replace my 720p Runco CL-710 FP with an 1080p model right now even
though I also have a 1080p 58" HP in the room. 720p from a good
projector properly calibrated does a fine job for now especially with
the HD-DVD material out there still playing only 1080i. When 1080p
delivered sources become the norm rather than the exception then I'll
re-evaluate my position on this.


-- RAF


To unsubscribe please click: [email protected]

To receive the digest mode (one email a day made from all posted that same day) send an email to:
[email protected]



To unsubscribe please click: [email protected]

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#8
----- HDTV Magazine Tips List -----

Phil,

At CES they showed a prototype of a unit that would do what you need, they will offer an upgrade
plan to trade in VP30s at a good price.

Additionally you could look into scalers that use the VXP (Virtual Excellence Processing) Gennum
chip, such as Crystalio II that supports upconversions to 48/60/72 Hz.

Check the section of video processors on the 2006 report, pages 133-138.

Also that chip/engine will be implemented in several high quality projectors, some of Cinema quality
like Christie, or the Optoma HD81 1080p DLP projector that will include the video processor/scaler
within its $10K price within the next couple of months.

You might want to check that the video processor has a pass-thru for 1080p signals if your display
has only one 1080p input and you want a Blu-ray player go directly while upscaling the rest to
1080p.


Best Regards,

Rodolfo La Maestra

-----Original Message-----
From: HDTV Magazine On Behalf Of
Phil Pasteur
Sent: Monday, June 05, 2006 7:19 PM
To: HDTV Magazine
Subject: Re: 720 projector vs. 1080p


----- HDTV Magazine Tips List -----

DR. Robert,
(or anyone that knows)

I am considering getting an external device that will do a good job
deinterlacing from 1080i to 1080p. I checked out the VP30 at their website.
It says the VP30 will input many formats to a selected output. When listing
1080i through DVI or HDMI, it talks only about scaling (actually for any HD
input) as processing option. Will the VP30 or VP20 for that matter actually
deinterlace a 1080i input and output 1080p with all of the motion adaptive
etc. wizardry that it uses for the 480i/576i (what is 576i ?) inputs?


Even the ABT102D-card description only talks about 480i/576i:

"The Precision Deinterlacing Card will dramatically improve the 480i/576i
deinterlacing performance of your iScan VP30 or VP20."

Phil P.

I try to minimize this
second situation a bit by letting my DVD0 iScan VP30 scaler handle
this rather than the not as new Runco. For the DVDO it's 1080i in
and 720p out. At least I know I'm getting some of the best scaling
and deinterlacing for now - especially with the ABT102 upgrade chip
installed in the VP30.



-- RAF





To unsubscribe please click: [email protected]

To receive the digest mode (one email a day made from all posted that same day) send an email to:
[email protected]



To unsubscribe please click: [email protected]

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#9
----- HDTV Magazine Tips List -----

Maybe you folks misunderstand me. Likely it is my fault for not
communicating well!


I asked a week or two back about the Westinghouse 42" display. I am not a
videophile..I do not have the money to be one. However I do like the
display.

There are certain signals, but not all, that seem to display motion
artifacts,, again...but not all, when I send an OTA 1080i signal from my DTV
H20 via DVI or component to the 1080P LCD, using the H20 or the W42 for
scaling/interlacing. Mostly everything is OK, Some 1080i stuff (Jay Leno)
Shows some real motion artifacts. I guess that the internal de-interlacer
can have problems at times.

It seems by the answers that the is not much that will do the job as of now
that is not an exotic/ unaffordable (for me) unit

Am I understanding this correctly???

-----Original Message-----
From: HDTV Magazine On Behalf Of
Rodolfo La Maestra - HDTV Magazine
Sent: Monday, June 05, 2006 5:57 PM
To: HDTV Magazine
Subject: Re: 720 projector vs. 1080p

----- HDTV Magazine Tips List -----

Jason,

Frankly I do not think one could even expect to see 1 chip DMD of 1080p
resolution by this time next
year on the $3K range, so 3-chip is out of the question.

There will certainly be competition on features and better capabilities,
lumens, better scalers,
etc. on the $10K+ range of 1chip DMD 1080p projectors, sufficient to
maintain the price range, as
720p did for several years between the typical Marantz, Sharp and Yamaha DLP
battle.

Current 1080p 1 chip models could eventually come down some next year to
leave room for newer
models. In the mean time they will find a way to maintain the $10K-$13K
price range with upgraded
features, and still keep the lines of the $3000 market for lower scale
projectors for casual
consumers.

Best Regards,

Rodolfo La Maestra

-----Original Message-----
From: HDTV Magazine On Behalf Of
Jason Burroughs
Sent: Monday, June 05, 2006 7:00 PM
To: HDTV Magazine
Subject: Re: 720 projector vs. 1080p


----- HDTV Magazine Tips List -----

Rodolfo - what is your opinion of the availability of such a projector -
1080p, 72Hz and 60Hz to support both film and video, 3 chip DMD, at a
price around $3000 (low-cost internet purchase)? Maybe by this time next
year??

Jason

Rodolfo La Maestra - HDTV Magazine wrote:
> ----- HDTV Magazine Tips List -----
>
> Robert,
>
> I agree, 720P projectors did and still do a fine job, in DLP, 3 DMD
engines without color wheel do
> especially well.
>
> In fact they do an incredible job considering the loss of original
resolution when displaying a
> 1080i input signal.
>
> Assuming you are feeding a fully resolved 1920x1080i, all 720 projectors
would automatically loose
> 30% of the horizontal resolution (from 1920 horizontal pixels down to the
native 1280 of the
> projector), and most projectors would also loose 50% of the vertical
resolution when converting at
> 1/60 each 540 line field to a 720p line frame, leaving the next 540 line
field (which had pixels
> belonging to the remaining other locations of the original image) to build
the next 720p frame.
>
> Regardless how magically the projector/scaler does to interpolate 180 new
lines over the 540 to
get
> to 720, those 180 lines were not in the original resolution, and the
actual 540 lines of the next
> field are used for another purpose than the originally intended.
>
> Do the math in the total original resolution loss, in theory it would be
30% horizontally in
> addition to 50% vertically. 720p projectors do quite well considering the
price fully resolved
> images pay to match the projector's native resolution.
>
> Imagine now a DMD (or any other technology for the case) with 1920x1080p,
imagine a full frame of
> film matched perfectly to that grid pixel-by-pixel, increase the frame
rate to 72 or 120fps to
avoid
> the flicker problem of 24fps, and voila.
>
> Imagine a 1080i signal deinterlaced with a simultaneous use of video
processing techniques for
areas
> on the same image that move and for other areas that do not move, using
all the pixels of the
> original image for the video processing; then display it at 60fps (or
120), and voila.
>
> 1080p projectors displaying film correctly would be a great step forward
from 720p, especially if
> one wants to increase the width of the viewing angle from the eyes to the
screen edges by sitting
> closer or getting a larger (wider) screen, thanks to the higher resolution
of content and
projector.
>
>
> Best Regards,
>
> Rodolfo La Maestra
>
> -----Original Message-----
> From: HDTV Magazine On Behalf Of
> Dr Robert A Fowkes
> Sent: Saturday, June 03, 2006 5:42 AM
> To: HDTV Magazine
> Subject: Re: New SXRD's Announced
>
>
> ----- HDTV Magazine Tips List -----
>
> At 05:44 PM 6/2/2006 -0400, you wrote:
>
>> Front projection is the way to go if you have a room with full light
>> control. Resolution is not everything and right now there are great
>> bargains out there on 720P equipment. Based on that the cost of a
>> projector and screen is equal to or less than what you would pay for a
>> one piece display like the SXRD series.
>>
>
> An excellent point, Richard, and one reason that I'm not rushing out
> to replace my 720p Runco CL-710 FP with an 1080p model right now even
> though I also have a 1080p 58" HP in the room. 720p from a good
> projector properly calibrated does a fine job for now especially with
> the HD-DVD material out there still playing only 1080i. When 1080p
> delivered sources become the norm rather than the exception then I'll
> re-evaluate my position on this.
>
>
> -- RAF
>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same
day) send an email to:
> [email protected]
>
>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same
day) send an email to:
> [email protected]
>
>

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#10
----- HDTV Magazine Tips List -----


This is most likely from the Network. I see them alot from OTA broadcasts
and DirecTV. I don't see them on HD DVD.
----- Original Message -----
From: "Phil Pasteur" <[email protected]>
To: "HDTV Magazine" <[email protected]>
Sent: Tuesday, June 06, 2006 12:11 AM
Subject: Re: 720 projector vs. 1080p


> ----- HDTV Magazine Tips List -----
>
> Maybe you folks misunderstand me. Likely it is my fault for not
> communicating well!
>
>
> I asked a week or two back about the Westinghouse 42" display. I am not a
> videophile..I do not have the money to be one. However I do like the
> display.
>
> There are certain signals, but not all, that seem to display motion
> artifacts,, again...but not all, when I send an OTA 1080i signal from my
> DTV
> H20 via DVI or component to the 1080P LCD, using the H20 or the W42 for
> scaling/interlacing. Mostly everything is OK, Some 1080i stuff (Jay Leno)
> Shows some real motion artifacts. I guess that the internal
> de-interlacer
> can have problems at times.
>
> It seems by the answers that the is not much that will do the job as of
> now
> that is not an exotic/ unaffordable (for me) unit
>
> Am I understanding this correctly???
>
> -----Original Message-----
> From: HDTV Magazine On Behalf Of
> Rodolfo La Maestra - HDTV Magazine
> Sent: Monday, June 05, 2006 5:57 PM
> To: HDTV Magazine
> Subject: Re: 720 projector vs. 1080p
>
> ----- HDTV Magazine Tips List -----
>
> Jason,
>
> Frankly I do not think one could even expect to see 1 chip DMD of 1080p
> resolution by this time next
> year on the $3K range, so 3-chip is out of the question.
>
> There will certainly be competition on features and better capabilities,
> lumens, better scalers,
> etc. on the $10K+ range of 1chip DMD 1080p projectors, sufficient to
> maintain the price range, as
> 720p did for several years between the typical Marantz, Sharp and Yamaha
> DLP
> battle.
>
> Current 1080p 1 chip models could eventually come down some next year to
> leave room for newer
> models. In the mean time they will find a way to maintain the $10K-$13K
> price range with upgraded
> features, and still keep the lines of the $3000 market for lower scale
> projectors for casual
> consumers.
>
> Best Regards,
>
> Rodolfo La Maestra
>
> -----Original Message-----
> From: HDTV Magazine On Behalf Of
> Jason Burroughs
> Sent: Monday, June 05, 2006 7:00 PM
> To: HDTV Magazine
> Subject: Re: 720 projector vs. 1080p
>
>
> ----- HDTV Magazine Tips List -----
>
> Rodolfo - what is your opinion of the availability of such a projector -
> 1080p, 72Hz and 60Hz to support both film and video, 3 chip DMD, at a
> price around $3000 (low-cost internet purchase)? Maybe by this time next
> year??
>
> Jason
>
> Rodolfo La Maestra - HDTV Magazine wrote:
>> ----- HDTV Magazine Tips List -----
>>
>> Robert,
>>
>> I agree, 720P projectors did and still do a fine job, in DLP, 3 DMD
> engines without color wheel do
>> especially well.
>>
>> In fact they do an incredible job considering the loss of original
> resolution when displaying a
>> 1080i input signal.
>>
>> Assuming you are feeding a fully resolved 1920x1080i, all 720 projectors
> would automatically loose
>> 30% of the horizontal resolution (from 1920 horizontal pixels down to the
> native 1280 of the
>> projector), and most projectors would also loose 50% of the vertical
> resolution when converting at
>> 1/60 each 540 line field to a 720p line frame, leaving the next 540 line
> field (which had pixels
>> belonging to the remaining other locations of the original image) to
>> build
> the next 720p frame.
>>
>> Regardless how magically the projector/scaler does to interpolate 180 new
> lines over the 540 to
> get
>> to 720, those 180 lines were not in the original resolution, and the
> actual 540 lines of the next
>> field are used for another purpose than the originally intended.
>>
>> Do the math in the total original resolution loss, in theory it would be
> 30% horizontally in
>> addition to 50% vertically. 720p projectors do quite well considering
>> the
> price fully resolved
>> images pay to match the projector's native resolution.
>>
>> Imagine now a DMD (or any other technology for the case) with 1920x1080p,
> imagine a full frame of
>> film matched perfectly to that grid pixel-by-pixel, increase the frame
> rate to 72 or 120fps to
> avoid
>> the flicker problem of 24fps, and voila.
>>
>> Imagine a 1080i signal deinterlaced with a simultaneous use of video
> processing techniques for
> areas
>> on the same image that move and for other areas that do not move, using
> all the pixels of the
>> original image for the video processing; then display it at 60fps (or
> 120), and voila.
>>
>> 1080p projectors displaying film correctly would be a great step forward
> from 720p, especially if
>> one wants to increase the width of the viewing angle from the eyes to the
> screen edges by sitting
>> closer or getting a larger (wider) screen, thanks to the higher
>> resolution
> of content and
> projector.
>>
>>
>> Best Regards,
>>
>> Rodolfo La Maestra
>>
>> -----Original Message-----
>> From: HDTV Magazine On Behalf Of
>> Dr Robert A Fowkes
>> Sent: Saturday, June 03, 2006 5:42 AM
>> To: HDTV Magazine
>> Subject: Re: New SXRD's Announced
>>
>>
>> ----- HDTV Magazine Tips List -----
>>
>> At 05:44 PM 6/2/2006 -0400, you wrote:
>>
>>> Front projection is the way to go if you have a room with full light
>>> control. Resolution is not everything and right now there are great
>>> bargains out there on 720P equipment. Based on that the cost of a
>>> projector and screen is equal to or less than what you would pay for a
>>> one piece display like the SXRD series.
>>>
>>
>> An excellent point, Richard, and one reason that I'm not rushing out
>> to replace my 720p Runco CL-710 FP with an 1080p model right now even
>> though I also have a 1080p 58" HP in the room. 720p from a good
>> projector properly calibrated does a fine job for now especially with
>> the HD-DVD material out there still playing only 1080i. When 1080p
>> delivered sources become the norm rather than the exception then I'll
>> re-evaluate my position on this.
>>
>>
>> -- RAF
>>
>>
>> To unsubscribe please click: [email protected]
>>
>> To receive the digest mode (one email a day made from all posted that
>> same
> day) send an email to:
>> [email protected]
>>
>>
>>
>> To unsubscribe please click: [email protected]
>>
>> To receive the digest mode (one email a day made from all posted that
>> same
> day) send an email to:
>> [email protected]
>>
>>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same
> day) send an email to:
> [email protected]
>
>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same
> day) send an email to:
> [email protected]
>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same
> day) send an email to:
> [email protected]
>


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#11
----- HDTV Magazine Tips List -----

> It seems by the answers that the is not much that will do the job as
of now
> that is not an exotic/ unaffordable (for me) unit

Actually there may be no solution if the display does not accept a 1080P
signal and even then it would need to be tested to confirm that doing so
actually bypasses the internal scaler.

Richard Fisher
HD Library is Published by Tech Services
A division of Mastertech Repair Corporation
http://www.hdtvmagazine.com/forum/index.php

Phil Pasteur wrote:
> ----- HDTV Magazine Tips List -----
>
> Maybe you folks misunderstand me. Likely it is my fault for not
> communicating well!
>
>
> I asked a week or two back about the Westinghouse 42" display. I am not a
> videophile..I do not have the money to be one. However I do like the
> display.
>
> There are certain signals, but not all, that seem to display motion
> artifacts,, again...but not all, when I send an OTA 1080i signal from my DTV
> H20 via DVI or component to the 1080P LCD, using the H20 or the W42 for
> scaling/interlacing. Mostly everything is OK, Some 1080i stuff (Jay Leno)
> Shows some real motion artifacts. I guess that the internal de-interlacer
> can have problems at times.
>
> It seems by the answers that the is not much that will do the job as of now
> that is not an exotic/ unaffordable (for me) unit
>
> Am I understanding this correctly???
>
> -----Original Message-----
> From: HDTV Magazine On Behalf Of
> Rodolfo La Maestra - HDTV Magazine
> Sent: Monday, June 05, 2006 5:57 PM
> To: HDTV Magazine
> Subject: Re: 720 projector vs. 1080p
>
> ----- HDTV Magazine Tips List -----
>
> Jason,
>
> Frankly I do not think one could even expect to see 1 chip DMD of 1080p
> resolution by this time next
> year on the $3K range, so 3-chip is out of the question.
>
> There will certainly be competition on features and better capabilities,
> lumens, better scalers,
> etc. on the $10K+ range of 1chip DMD 1080p projectors, sufficient to
> maintain the price range, as
> 720p did for several years between the typical Marantz, Sharp and Yamaha DLP
> battle.
>
> Current 1080p 1 chip models could eventually come down some next year to
> leave room for newer
> models. In the mean time they will find a way to maintain the $10K-$13K
> price range with upgraded
> features, and still keep the lines of the $3000 market for lower scale
> projectors for casual
> consumers.
>
> Best Regards,
>
> Rodolfo La Maestra
>
> -----Original Message-----
> From: HDTV Magazine On Behalf Of
> Jason Burroughs
> Sent: Monday, June 05, 2006 7:00 PM
> To: HDTV Magazine
> Subject: Re: 720 projector vs. 1080p
>
>
> ----- HDTV Magazine Tips List -----
>
> Rodolfo - what is your opinion of the availability of such a projector -
> 1080p, 72Hz and 60Hz to support both film and video, 3 chip DMD, at a
> price around $3000 (low-cost internet purchase)? Maybe by this time next
> year??
>
> Jason
>
> Rodolfo La Maestra - HDTV Magazine wrote:
>
>>----- HDTV Magazine Tips List -----
>>
>>Robert,
>>
>>I agree, 720P projectors did and still do a fine job, in DLP, 3 DMD
>
> engines without color wheel do
>
>>especially well.
>>
>>In fact they do an incredible job considering the loss of original
>
> resolution when displaying a
>
>>1080i input signal.
>>
>>Assuming you are feeding a fully resolved 1920x1080i, all 720 projectors
>
> would automatically loose
>
>>30% of the horizontal resolution (from 1920 horizontal pixels down to the
>
> native 1280 of the
>
>>projector), and most projectors would also loose 50% of the vertical
>
> resolution when converting at
>
>>1/60 each 540 line field to a 720p line frame, leaving the next 540 line
>
> field (which had pixels
>
>>belonging to the remaining other locations of the original image) to build
>
> the next 720p frame.
>
>>Regardless how magically the projector/scaler does to interpolate 180 new
>
> lines over the 540 to
> get
>
>>to 720, those 180 lines were not in the original resolution, and the
>
> actual 540 lines of the next
>
>>field are used for another purpose than the originally intended.
>>
>>Do the math in the total original resolution loss, in theory it would be
>
> 30% horizontally in
>
>>addition to 50% vertically. 720p projectors do quite well considering the
>
> price fully resolved
>
>>images pay to match the projector's native resolution.
>>
>>Imagine now a DMD (or any other technology for the case) with 1920x1080p,
>
> imagine a full frame of
>
>>film matched perfectly to that grid pixel-by-pixel, increase the frame
>
> rate to 72 or 120fps to
> avoid
>
>>the flicker problem of 24fps, and voila.
>>
>>Imagine a 1080i signal deinterlaced with a simultaneous use of video
>
> processing techniques for
> areas
>
>>on the same image that move and for other areas that do not move, using
>
> all the pixels of the
>
>>original image for the video processing; then display it at 60fps (or
>
> 120), and voila.
>
>>1080p projectors displaying film correctly would be a great step forward
>
> from 720p, especially if
>
>>one wants to increase the width of the viewing angle from the eyes to the
>
> screen edges by sitting
>
>>closer or getting a larger (wider) screen, thanks to the higher resolution
>
> of content and
> projector.
>
>>
>>Best Regards,
>>
>>Rodolfo La Maestra
>>
>>-----Original Message-----
>>From: HDTV Magazine On Behalf Of
>>Dr Robert A Fowkes
>>Sent: Saturday, June 03, 2006 5:42 AM
>>To: HDTV Magazine
>>Subject: Re: New SXRD's Announced
>>
>>
>>----- HDTV Magazine Tips List -----
>>
>>At 05:44 PM 6/2/2006 -0400, you wrote:
>>
>>
>>>Front projection is the way to go if you have a room with full light
>>>control. Resolution is not everything and right now there are great
>>>bargains out there on 720P equipment. Based on that the cost of a
>>>projector and screen is equal to or less than what you would pay for a
>>>one piece display like the SXRD series.
>>>
>>
>>An excellent point, Richard, and one reason that I'm not rushing out
>>to replace my 720p Runco CL-710 FP with an 1080p model right now even
>>though I also have a 1080p 58" HP in the room. 720p from a good
>>projector properly calibrated does a fine job for now especially with
>>the HD-DVD material out there still playing only 1080i. When 1080p
>>delivered sources become the norm rather than the exception then I'll
>>re-evaluate my position on this.
>>
>>
>>-- RAF
>>
>>
>>To unsubscribe please click: [email protected]
>>
>>To receive the digest mode (one email a day made from all posted that same
>
> day) send an email to:
>
>>[email protected]
>>
>>
>>
>>To unsubscribe please click: [email protected]
>>
>>To receive the digest mode (one email a day made from all posted that same
>
> day) send an email to:
>
>>[email protected]
>>
>>
>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same
> day) send an email to:
> [email protected]
>
>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same
> day) send an email to:
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>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same day) send an email to:
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>
>


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#12
----- HDTV Magazine Tips List -----

Phil,

Also make sure Lumagen is on your list and hiring a calibrator is highly
recommend for both your system and the scaler. In fact Lumagen is
veering towards only having dealers that do calibration to insure their
product is setup for optimal performance.

Richard Fisher
HD Library is Published by Tech Services
A division of Mastertech Repair Corporation
http://www.hdtvmagazine.com/forum/index.php

Rodolfo La Maestra - HDTV Magazine wrote:
> ----- HDTV Magazine Tips List -----
>
> Phil,
>
> At CES they showed a prototype of a unit that would do what you need, they will offer an upgrade
> plan to trade in VP30s at a good price.
>
> Additionally you could look into scalers that use the VXP (Virtual Excellence Processing) Gennum
> chip, such as Crystalio II that supports upconversions to 48/60/72 Hz.
>
> Check the section of video processors on the 2006 report, pages 133-138.
>
> Also that chip/engine will be implemented in several high quality projectors, some of Cinema quality
> like Christie, or the Optoma HD81 1080p DLP projector that will include the video processor/scaler
> within its $10K price within the next couple of months.
>
> You might want to check that the video processor has a pass-thru for 1080p signals if your display
> has only one 1080p input and you want a Blu-ray player go directly while upscaling the rest to
> 1080p.
>
>
> Best Regards,
>
> Rodolfo La Maestra
>
> -----Original Message-----
> From: HDTV Magazine On Behalf Of
> Phil Pasteur
> Sent: Monday, June 05, 2006 7:19 PM
> To: HDTV Magazine
> Subject: Re: 720 projector vs. 1080p
>
>
> ----- HDTV Magazine Tips List -----
>
> DR. Robert,
> (or anyone that knows)
>
> I am considering getting an external device that will do a good job
> deinterlacing from 1080i to 1080p. I checked out the VP30 at their website.
> It says the VP30 will input many formats to a selected output. When listing
> 1080i through DVI or HDMI, it talks only about scaling (actually for any HD
> input) as processing option. Will the VP30 or VP20 for that matter actually
> deinterlace a 1080i input and output 1080p with all of the motion adaptive
> etc. wizardry that it uses for the 480i/576i (what is 576i ?) inputs?
>
>
> Even the ABT102D-card description only talks about 480i/576i:
>
> "The Precision Deinterlacing Card will dramatically improve the 480i/576i
> deinterlacing performance of your iScan VP30 or VP20."
>
> Phil P.
>
> I try to minimize this
> second situation a bit by letting my DVD0 iScan VP30 scaler handle
> this rather than the not as new Runco. For the DVDO it's 1080i in
> and 720p out. At least I know I'm getting some of the best scaling
> and deinterlacing for now - especially with the ABT102 upgrade chip
> installed in the VP30.
>
>
>
> -- RAF
>
>
>
>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same day) send an email to:
> [email protected]
>
>
>
> To unsubscribe please click: [email protected]
>
> To receive the digest mode (one email a day made from all posted that same day) send an email to:
> [email protected]
>
>


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#13
----- HDTV Magazine Tips List -----

from the forum

I actually found a place to pre-order the Optoma HD81 for around 5700.00...

http://www.hdtvmagazine.com/forum/viewtopic.php?t=5941

That is a 1080P projector

Richard Fisher
HD Library is Published by Tech Services
A division of Mastertech Repair Corporation
http://www.hdtvmagazine.com/forum/index.php

Rodolfo La Maestra - HDTV Magazine wrote:
> ----- HDTV Magazine Tips List -----
>
> Jason,
>
> Frankly I do not think one could even expect to see 1 chip DMD of 1080p resolution by this time next
> year on the $3K range, so 3-chip is out of the question.
>
> There will certainly be competition on features and better capabilities, lumens, better scalers,
> etc. on the $10K+ range of 1chip DMD 1080p projectors, sufficient to maintain the price range, as
> 720p did for several years between the typical Marantz, Sharp and Yamaha DLP battle.
>
> Current 1080p 1 chip models could eventually come down some next year to leave room for newer
> models. In the mean time they will find a way to maintain the $10K-$13K price range with upgraded
> features, and still keep the lines of the $3000 market for lower scale projectors for casual
> consumers.
>
> Best Regards,
>
> Rodolfo La Maestra
>
> -----Original Message-----
> From: HDTV Magazine On Behalf Of
> Jason Burroughs
> Sent: Monday, June 05, 2006 7:00 PM
> To: HDTV Magazine
> Subject: Re: 720 projector vs. 1080p
>
>
> ----- HDTV Magazine Tips List -----
>
> Rodolfo - what is your opinion of the availability of such a projector -
> 1080p, 72Hz and 60Hz to support both film and video, 3 chip DMD, at a
> price around $3000 (low-cost internet purchase)? Maybe by this time next
> year??
>
> Jason
>
> Rodolfo La Maestra - HDTV Magazine wrote:
>
>>----- HDTV Magazine Tips List -----
>>
>>Robert,
>>
>>I agree, 720P projectors did and still do a fine job, in DLP, 3 DMD engines without color wheel do
>>especially well.
>>
>>In fact they do an incredible job considering the loss of original resolution when displaying a
>>1080i input signal.
>>
>>Assuming you are feeding a fully resolved 1920x1080i, all 720 projectors would automatically loose
>>30% of the horizontal resolution (from 1920 horizontal pixels down to the native 1280 of the
>>projector), and most projectors would also loose 50% of the vertical resolution when converting at
>>1/60 each 540 line field to a 720p line frame, leaving the next 540 line field (which had pixels
>>belonging to the remaining other locations of the original image) to build the next 720p frame.
>>
>>Regardless how magically the projector/scaler does to interpolate 180 new lines over the 540 to
>
> get
>
>>to 720, those 180 lines were not in the original resolution, and the actual 540 lines of the next
>>field are used for another purpose than the originally intended.
>>
>>Do the math in the total original resolution loss, in theory it would be 30% horizontally in
>>addition to 50% vertically. 720p projectors do quite well considering the price fully resolved
>>images pay to match the projector's native resolution.
>>
>>Imagine now a DMD (or any other technology for the case) with 1920x1080p, imagine a full frame of
>>film matched perfectly to that grid pixel-by-pixel, increase the frame rate to 72 or 120fps to
>
> avoid
>
>>the flicker problem of 24fps, and voila.
>>
>>Imagine a 1080i signal deinterlaced with a simultaneous use of video processing techniques for
>
> areas
>
>>on the same image that move and for other areas that do not move, using all the pixels of the
>>original image for the video processing; then display it at 60fps (or 120), and voila.
>>
>>1080p projectors displaying film correctly would be a great step forward from 720p, especially if
>>one wants to increase the width of the viewing angle from the eyes to the screen edges by sitting
>>closer or getting a larger (wider) screen, thanks to the higher resolution of content and
>
> projector.
>
>>
>>Best Regards,
>>
>>Rodolfo La Maestra
>>
>>-----Original Message-----
>>From: HDTV Magazine On Behalf Of
>>Dr Robert A Fowkes
>>Sent: Saturday, June 03, 2006 5:42 AM
>>To: HDTV Magazine
>>Subject: Re: New SXRD's Announced
>>
>>
>>----- HDTV Magazine Tips List -----
>>
>>At 05:44 PM 6/2/2006 -0400, you wrote:
>>
>>
>>>Front projection is the way to go if you have a room with full light
>>>control. Resolution is not everything and right now there are great
>>>bargains out there on 720P equipment. Based on that the cost of a
>>>projector and screen is equal to or less than what you would pay for a
>>>one piece display like the SXRD series.
>>>
>>
>>An excellent point, Richard, and one reason that I'm not rushing out
>>to replace my 720p Runco CL-710 FP with an 1080p model right now even
>>though I also have a 1080p 58" HP in the room. 720p from a good
>>projector properly calibrated does a fine job for now especially with
>>the HD-DVD material out there still playing only 1080i. When 1080p
>>delivered sources become the norm rather than the exception then I'll
>>re-evaluate my position on this.
>>
>>
>>-- RAF
>>
>>
>>To unsubscribe please click: [email protected]
>>
>>To receive the digest mode (one email a day made from all posted that same day) send an email to:
>>[email protected]
>>
>>
>>
>>To unsubscribe please click: [email protected]
>>
>>To receive the digest mode (one email a day made from all posted that same day) send an email to:
>>[email protected]
>>
>>
>
>
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#14
----- HDTV Magazine Tips List -----

Thanks Richard for the link.

It is now up to $6300 (?), but is still a good discount from $10K MSRP.

I don't believe that by next year the 1080p model at that time would be cut in a half to reach a
possible $3000 in the Internet (for Jason).

Although Jason was asking for 3-chip 1080p DLP, a far more difficult to get situation.

Best Regards,

Rodolfo La Maestra

-----Original Message-----
From: HDTV Magazine On Behalf Of
Richard Fisher
Sent: Tuesday, June 06, 2006 10:56 AM
To: HDTV Magazine
Subject: Re: 720 projector vs. 1080p


----- HDTV Magazine Tips List -----

from the forum

I actually found a place to pre-order the Optoma HD81 for around 5700.00...

http://www.hdtvmagazine.com/forum/viewtopic.php?t=5941

That is a 1080P projector

Richard Fisher
HD Library is Published by Tech Services
A division of Mastertech Repair Corporation
http://www.hdtvmagazine.com/forum/index.php

Rodolfo La Maestra - HDTV Magazine wrote:
> ----- HDTV Magazine Tips List -----
>
> Jason,
>
> Frankly I do not think one could even expect to see 1 chip DMD of 1080p resolution by this time
next
> year on the $3K range, so 3-chip is out of the question.
>
> There will certainly be competition on features and better capabilities, lumens, better scalers,
> etc. on the $10K+ range of 1chip DMD 1080p projectors, sufficient to maintain the price range, as
> 720p did for several years between the typical Marantz, Sharp and Yamaha DLP battle.
>
> Current 1080p 1 chip models could eventually come down some next year to leave room for newer
> models. In the mean time they will find a way to maintain the $10K-$13K price range with upgraded
> features, and still keep the lines of the $3000 market for lower scale projectors for casual
> consumers.
>
> Best Regards,
>
> Rodolfo La Maestra
>
> -----Original Message-----
> From: HDTV Magazine On Behalf Of
> Jason Burroughs
> Sent: Monday, June 05, 2006 7:00 PM
> To: HDTV Magazine
> Subject: Re: 720 projector vs. 1080p
>
>
> ----- HDTV Magazine Tips List -----
>
> Rodolfo - what is your opinion of the availability of such a projector -
> 1080p, 72Hz and 60Hz to support both film and video, 3 chip DMD, at a
> price around $3000 (low-cost internet purchase)? Maybe by this time next
> year??
>
> Jason
>
> Rodolfo La Maestra - HDTV Magazine wrote:
>
>>----- HDTV Magazine Tips List -----
>>
>>Robert,
>>
>>I agree, 720P projectors did and still do a fine job, in DLP, 3 DMD engines without color wheel do
>>especially well.
>>
>>In fact they do an incredible job considering the loss of original resolution when displaying a
>>1080i input signal.
>>
>>Assuming you are feeding a fully resolved 1920x1080i, all 720 projectors would automatically loose
>>30% of the horizontal resolution (from 1920 horizontal pixels down to the native 1280 of the
>>projector), and most projectors would also loose 50% of the vertical resolution when converting at
>>1/60 each 540 line field to a 720p line frame, leaving the next 540 line field (which had pixels
>>belonging to the remaining other locations of the original image) to build the next 720p frame.
>>
>>Regardless how magically the projector/scaler does to interpolate 180 new lines over the 540 to
>
> get
>
>>to 720, those 180 lines were not in the original resolution, and the actual 540 lines of the next
>>field are used for another purpose than the originally intended.
>>
>>Do the math in the total original resolution loss, in theory it would be 30% horizontally in
>>addition to 50% vertically. 720p projectors do quite well considering the price fully resolved
>>images pay to match the projector's native resolution.
>>
>>Imagine now a DMD (or any other technology for the case) with 1920x1080p, imagine a full frame of
>>film matched perfectly to that grid pixel-by-pixel, increase the frame rate to 72 or 120fps to
>
> avoid
>
>>the flicker problem of 24fps, and voila.
>>
>>Imagine a 1080i signal deinterlaced with a simultaneous use of video processing techniques for
>
> areas
>
>>on the same image that move and for other areas that do not move, using all the pixels of the
>>original image for the video processing; then display it at 60fps (or 120), and voila.
>>
>>1080p projectors displaying film correctly would be a great step forward from 720p, especially if
>>one wants to increase the width of the viewing angle from the eyes to the screen edges by sitting
>>closer or getting a larger (wider) screen, thanks to the higher resolution of content and
>
> projector.
>
>>
>>Best Regards,
>>
>>Rodolfo La Maestra
>>
>>-----Original Message-----
>>From: HDTV Magazine On Behalf Of
>>Dr Robert A Fowkes
>>Sent: Saturday, June 03, 2006 5:42 AM
>>To: HDTV Magazine
>>Subject: Re: New SXRD's Announced
>>
>>
>>----- HDTV Magazine Tips List -----
>>
>>At 05:44 PM 6/2/2006 -0400, you wrote:
>>
>>
>>>Front projection is the way to go if you have a room with full light
>>>control. Resolution is not everything and right now there are great
>>>bargains out there on 720P equipment. Based on that the cost of a
>>>projector and screen is equal to or less than what you would pay for a
>>>one piece display like the SXRD series.
>>>
>>
>>An excellent point, Richard, and one reason that I'm not rushing out
>>to replace my 720p Runco CL-710 FP with an 1080p model right now even
>>though I also have a 1080p 58" HP in the room. 720p from a good
>>projector properly calibrated does a fine job for now especially with
>>the HD-DVD material out there still playing only 1080i. When 1080p
>>delivered sources become the norm rather than the exception then I'll
>>re-evaluate my position on this.
>>
>>
>>-- RAF
>>
>>
>>To unsubscribe please click: [email protected]
>>
>>To receive the digest mode (one email a day made from all posted that same day) send an email to:
>>[email protected]
>>
>>
>>
>>To unsubscribe please click: [email protected]
>>
>>To receive the digest mode (one email a day made from all posted that same day) send an email to:
>>[email protected]
>>
>>
>
>
> To unsubscribe please click: [email protected]
>
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>
>
>
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#15
----- HDTV Magazine Tips List -----

> I don't believe that by next year the 1080p model at that time would
be cut in a half to reach a
> possible $3000 in the Internet (for Jason).

I don't either but buyers should know the MSRP is not set in stone.

Also preorders and immmediate orders on newly released equipment can
come with deeper discounts; I guess to create a buzz. For about 3 weeks
you could get my Sammy for $2800. Now $3500 is common with a bottom of
about $3200...

Richard Fisher
HD Library is Published by Tech Services
A division of Mastertech Repair Corporation
http://www.hdtvmagazine.com/forum/index.php

Rodolfo La Maestra - HDTV Magazine wrote:
> ----- HDTV Magazine Tips List -----
>
> Thanks Richard for the link.
>
> It is now up to $6300 (?), but is still a good discount from $10K MSRP.
>
> I don't believe that by next year the 1080p model at that time would be cut in a half to reach a
> possible $3000 in the Internet (for Jason).
>
> Although Jason was asking for 3-chip 1080p DLP, a far more difficult to get situation.
>
> Best Regards,
>
> Rodolfo La Maestra
>
> -----Original Message-----
> From: HDTV Magazine On Behalf Of
> Richard Fisher
> Sent: Tuesday, June 06, 2006 10:56 AM
> To: HDTV Magazine
> Subject: Re: 720 projector vs. 1080p
>
>
> ----- HDTV Magazine Tips List -----
>
> from the forum
>
> I actually found a place to pre-order the Optoma HD81 for around 5700.00...
>
> http://www.hdtvmagazine.com/forum/viewtopic.php?t=5941
>
> That is a 1080P projector
>
> Richard Fisher
> HD Library is Published by Tech Services
> A division of Mastertech Repair Corporation
> http://www.hdtvmagazine.com/forum/index.php
>
> Rodolfo La Maestra - HDTV Magazine wrote:
>
>>----- HDTV Magazine Tips List -----
>>
>>Jason,
>>
>>Frankly I do not think one could even expect to see 1 chip DMD of 1080p resolution by this time
>
> next
>
>>year on the $3K range, so 3-chip is out of the question.
>>
>>There will certainly be competition on features and better capabilities, lumens, better scalers,
>>etc. on the $10K+ range of 1chip DMD 1080p projectors, sufficient to maintain the price range, as
>>720p did for several years between the typical Marantz, Sharp and Yamaha DLP battle.
>>
>>Current 1080p 1 chip models could eventually come down some next year to leave room for newer
>>models. In the mean time they will find a way to maintain the $10K-$13K price range with upgraded
>>features, and still keep the lines of the $3000 market for lower scale projectors for casual
>>consumers.
>>
>>Best Regards,
>>
>>Rodolfo La Maestra
>>
>>-----Original Message-----
>>From: HDTV Magazine On Behalf Of
>>Jason Burroughs
>>Sent: Monday, June 05, 2006 7:00 PM
>>To: HDTV Magazine
>>Subject: Re: 720 projector vs. 1080p
>>
>>
>>----- HDTV Magazine Tips List -----
>>
>>Rodolfo - what is your opinion of the availability of such a projector -
>>1080p, 72Hz and 60Hz to support both film and video, 3 chip DMD, at a
>>price around $3000 (low-cost internet purchase)? Maybe by this time next
>>year??
>>
>>Jason
>>
>>Rodolfo La Maestra - HDTV Magazine wrote:
>>
>>
>>>----- HDTV Magazine Tips List -----
>>>
>>>Robert,
>>>
>>>I agree, 720P projectors did and still do a fine job, in DLP, 3 DMD engines without color wheel do
>>>especially well.
>>>
>>>In fact they do an incredible job considering the loss of original resolution when displaying a
>>>1080i input signal.
>>>
>>>Assuming you are feeding a fully resolved 1920x1080i, all 720 projectors would automatically loose
>>>30% of the horizontal resolution (from 1920 horizontal pixels down to the native 1280 of the
>>>projector), and most projectors would also loose 50% of the vertical resolution when converting at
>>>1/60 each 540 line field to a 720p line frame, leaving the next 540 line field (which had pixels
>>>belonging to the remaining other locations of the original image) to build the next 720p frame.
>>>
>>>Regardless how magically the projector/scaler does to interpolate 180 new lines over the 540 to
>>
>>get
>>
>>
>>>to 720, those 180 lines were not in the original resolution, and the actual 540 lines of the next
>>>field are used for another purpose than the originally intended.
>>>
>>>Do the math in the total original resolution loss, in theory it would be 30% horizontally in
>>>addition to 50% vertically. 720p projectors do quite well considering the price fully resolved
>>>images pay to match the projector's native resolution.
>>>
>>>Imagine now a DMD (or any other technology for the case) with 1920x1080p, imagine a full frame of
>>>film matched perfectly to that grid pixel-by-pixel, increase the frame rate to 72 or 120fps to
>>
>>avoid
>>
>>
>>>the flicker problem of 24fps, and voila.
>>>
>>>Imagine a 1080i signal deinterlaced with a simultaneous use of video processing techniques for
>>
>>areas
>>
>>
>>>on the same image that move and for other areas that do not move, using all the pixels of the
>>>original image for the video processing; then display it at 60fps (or 120), and voila.
>>>
>>>1080p projectors displaying film correctly would be a great step forward from 720p, especially if
>>>one wants to increase the width of the viewing angle from the eyes to the screen edges by sitting
>>>closer or getting a larger (wider) screen, thanks to the higher resolution of content and
>>
>>projector.
>>
>>
>>>Best Regards,
>>>
>>>Rodolfo La Maestra
>>>
>>>-----Original Message-----
>>>From: HDTV Magazine On Behalf Of
>>>Dr Robert A Fowkes
>>>Sent: Saturday, June 03, 2006 5:42 AM
>>>To: HDTV Magazine
>>>Subject: Re: New SXRD's Announced
>>>
>>>
>>>----- HDTV Magazine Tips List -----
>>>
>>>At 05:44 PM 6/2/2006 -0400, you wrote:
>>>
>>>
>>>
>>>>Front projection is the way to go if you have a room with full light
>>>>control. Resolution is not everything and right now there are great
>>>>bargains out there on 720P equipment. Based on that the cost of a
>>>>projector and screen is equal to or less than what you would pay for a
>>>>one piece display like the SXRD series.
>>>>
>>>
>>>An excellent point, Richard, and one reason that I'm not rushing out
>>>to replace my 720p Runco CL-710 FP with an 1080p model right now even
>>>though I also have a 1080p 58" HP in the room. 720p from a good
>>>projector properly calibrated does a fine job for now especially with
>>>the HD-DVD material out there still playing only 1080i. When 1080p
>>>delivered sources become the norm rather than the exception then I'll
>>>re-evaluate my position on this.
>>>
>>>
>>>-- RAF
>>>
>>>
>>>To unsubscribe please click: [email protected]
>>>
>>>To receive the digest mode (one email a day made from all posted that same day) send an email to:
>>>[email protected]
>>>
>>>
>>>
>>>To unsubscribe please click: [email protected]
>>>
>>>To receive the digest mode (one email a day made from all posted that same day) send an email to:
>>>[email protected]
>>>
>>>
>>
>>
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>>
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>>
>>
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>
>
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