Computer graphics processing and selective visual display system – Plural physical display element control system – Display elements arranged in matrix
Patent
1998-05-15
2000-11-07
Cuchlinski, Jr., William A.
Computer graphics processing and selective visual display system
Plural physical display element control system
Display elements arranged in matrix
345150, 345152, 345153, 345154, G09G 332
Patent
active
061443522
ABSTRACT:
An LED display device includes an LED display section including a plurality of light emitting blocks arranged in a matrix, each light emitting block including at least a red LED, a green LED, and a blue LED; a color control section including a red color control circuit, a green color control circuit and a blue color control circuit, for controlling an amount of light emitted by the red LED, the green LED, and the blue LED in accordance with a red color signal, a green color signal and a blue color signal; and an LED driving control section including a red LED driving circuit, a green LED driving circuit and a blue LED driving circuit, for controlling the LED display section in response to an output signal from the color control section. At least one of a control of controlling the red LED driving circuit and the green LED driving circuit in response to an output signal from the red color control circuit and a control of controlling the green LED driving circuit and the red LED driving circuit in response to an output signal from the green color control circuit is performed.
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Matsuda Yoshikazu
Yamaguchi Kazuya
Cuchlinski Jr. William A.
Marc-Coleman Marthe Y.
Matsushita Electric - Industrial Co., Ltd.
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