Display device using current driven type light emitting elements

Details Display device using current driven type light emitting elements Display device using current driven type light emitting elements

1997-05-09

1999-07-13

Wu, Xiao

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

345 77, 345147, G09G 332

Patent

active

059233095

ABSTRACT:
A display device having light-emitting elements capable of maintaining high display quality without variation in emission comprises a display part having a plurality of light-emitting elements for emitting light at emission intensity in accordance with the amount of an input current, a reference table for storing control information associated with the amount of a driving current for each of the light-emitting elements, a driver for driving each of the light-emittlng elements of the display part by means of an electrical current, and a controller for controlling the amount of the driving current from the driver, the controller identifying control information associated with light-emitting elements to be driven for emiseion from the reference table and varies the amount of the driving current from the driver.

REFERENCES:
patent: 4897639 (1990-01-01), Kanayama
patent: 5184114 (1993-02-01), Brown
patent: 5719589 (1998-02-01), Norman et al.

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