Title:
フルカラーLEDの拡散制御
Document Type and Number:
Japanese Patent JP4740377
Kind Code:
B1
Abstract:
To control a color displayed by a full color LED comprising single LED elements of a plurality of colors, illuminance adjustment or the like, by a simple control using a program structure of a microchip or the like.
In controlling the drive of LEDs of a plurality of colors, the LEDs constituting a full color LED, a color requiring a fine brightness balance of neutral colors or the like is displayed by using a diffusion method that uses two values dispersed in a time axis for every constituent LED, and illuminance adjustment as the whole LED is performed while maintaining the display color by a lighting control in a period longer than that of the color control.
COPYRIGHT: (C)2011,JPO&INPIT
Inventors:
Takatoshi Kobayashi
Application Number:
JP2010028281A
Publication Date:
August 03, 2011
Filing Date:
February 11, 2010
Export Citation:
Assignee:
Takabayashi Kobayashi
International Classes:
H05B37/02; F21V23/00; H01L33/00
Domestic Patent References:
| JP2010009821A | ||||
| JP3076701U |