Display device

Details Display device Display device

2007-04-04

2010-10-19

Lewis, David L (Department: 2629)

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

C345S072000, C345S083000

Reexamination Certificate

active

07817118

ABSTRACT:
A display device in which measurement emissive elements that emit light in accordance with a drive current are arranged in a matrix within a display region, the display device includes a measurement emissive element which is formed in a position different from the display region and formed by the same process as the organic EL elements formed in the display region; drive voltage supply circuit for supplying drive voltage to the measurement emissive element; and drive state detection circuit for detecting the drive state of the measurement emissive element in the case where the drive voltage is supplied by the drive voltage supply circuit.

REFERENCES:
patent: 6424326 (2002-07-01), Yamazaki et al.
patent: 2004/0174323 (2004-09-01), Yamashita et al.
patent: 2005/116971 (2005-12-01), None
patent: 2006/020511 (2006-02-01), None

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