My Life to Live

Sunday, September 28, 2003

e4engineering.com: Reality TV. "The system, called ultra high definition video (UHDV), achieves image resolution 16 times greater than even the most advanced video broadcasting technologies now available... The camera was built by aligning four 2.5in charge coupled device (CCD) image-capture panels. The projector system uses four liquid crystal-on-silicon panels, two of which process green light while the other two each handle red and blue. These must be aligned to an accuracy of within 0.5 of a pixel - there are 33 million pixels on display - to achieve ultra high definition results.

Recording the massive amounts of data needed to produce UHDV definition also posed a problem for NHK. Its engineers were originally only able to make 34 seconds' worth of recording. They have now built a disc recorder system made up of 16 HDTV recorder units with a capacity of about 3.5 terabytes, allowing them to shoot 18 minutes of UHDV footage." Bye bye film.

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