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To generate white light best suited as an LCD backlight, parts of the light of a blue-emitting LED are transformed by quantum dots into small-bandwidth green and red light such that the combined white light allows a nearly ideal color gamut to be generated by the RGB color filters of the LCD panel. The quantum dots may be in a separate layer as ...
On August 26, [5] [6] the first ever Major League Baseball telecast (the Brooklyn Dodgers vs. Cincinnati Reds from Ebbets Field) aired by W2XBS, an experimental station in New York City which would ultimately become WNBC-TV. Red Barber called the game without the benefit of a monitor and with only two cameras capturing the game. One camera was ...
Since computer screen images usually have full white somewhere in the image, the backlight will usually be at full intensity, making this "feature" mostly a marketing gimmick for computer monitors, however for TV screens it drastically increases the perceived contrast ratio and dynamic range, improves the viewing angle dependency and ...
No practical application of this concept for projection purposes is known. However, a similar concept was used for print heads without an LCD. The first experiments with a direct-driven, transmissive matrix-addressed LCD using a converted slide projector by Peter J. Wild working at Brown Boveri Research in Switzerland were conducted in 1971.
The success of the system led the company to develop a new model for use on TV cameras, with the glass placed directly in front of the lens. The camera "looked through the glass; the performer looked directly at the TV audience and was able to read the text word for word. This device now has worldwide use". [25]
An LED strip, tape, or ribbon light is a flexible circuit board populated by surface-mount light-emitting diodes (SMD LEDs) and other components that usually comes with an adhesive backing.
Plasma display panels: The colorful history of an Illinois technology' ' by Jamie Hutchinson, Electrical and Computer Engineering Alumni News, Winter 2002–2003 (via archive.org) NYTimes.com – Forget L.C.D.; Go for Plasma, Says Maker of Both according to Panasonic Corporation; Home Theater Geeks – 13: Plasma Geek Out (audio podcast)
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