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Peter Swanston (Peter64)
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Username: Peter64

Post Number: 3
Registered: 2-2007

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Posted on Thursday, April 12, 2007 - 10:24 pm:   Edit PostDelete PostView Post/Check IPPrint Post

Hey Guys,

I thought I'de set about hunting down the DepthQ patent in an attempt to finally figure out exactly what is done differently to create it vs the other infocus projectors. I found a patent which seems very similar but I will not claim it is the same. If your interested in checking it out and letting me know what you think I think it's a good resource for 3d projection using frame sequential DLP projectors :-)

http://patft.uspto.gov/netahtml/PTO/srchnum.htm
United States Patent 7,180,554
Projection system for stereoscopic display digital micro-mirror device

Abstract:
A digital micro-mirror device (DMD) format conversion system for outputting a stereoscopic encoded optical signal using a DMD and a color wheel is provided. The DMD format conversion system includes a 3D data formatter for receiving an input signal and a DMD data formatter for receiving an output signal having stereoscopic image information and control information from the 3D data formatter and for outputting a DMD output signal having stereoscopic image information and control information. A color wheel control signal and output digital micro-mirror device data are synchronized based on an output frame rate generated by the 3D data formatter independent of the original input frame rate.
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Peter Swanston (Peter64)
New member
Username: Peter64

Post Number: 4
Registered: 2-2007

Rating: N/A
Votes: 0 (Vote!)

Posted on Friday, April 13, 2007 - 1:43 am:   Edit PostDelete PostView Post/Check IPPrint Post

Well it turns out this Patent was by VREX so not related to Lightspeed Design or DepthQ go figure. If anyone has any luck finding the DepthQ Patent let me know.

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