Light attenuation in defective pixel in organic EL panel

Details Light attenuation in defective pixel in organic EL panel Light attenuation in defective pixel in organic EL panel

2007-06-26

2007-06-26

Guharay, Karabi (Department: 2879)

Electric lamp or space discharge component or device manufacturi

Process

Repairing, converting or salvaging

C313S504000, C428S690000, C428S917000, C349S192000

Reexamination Certificate

active

10392258

ABSTRACT:
An organic EL element of one pixel is selectively irradiated with laser light. With the laser irradiation, the functionality of the organic layer of the organic EL element is selectively degraded and the light emission capability is removed without damaging the cathode.

REFERENCES:
patent: 5792561 (1998-08-01), Whang et al.
patent: 6219113 (2001-04-01), Takahara
patent: 6573650 (2003-06-01), Aoki et al.
patent: 6628355 (2003-09-01), Takahara
patent: 6650047 (2003-11-01), Aoki et al.
patent: 6747728 (2004-06-01), Nagayama
patent: 6778233 (2004-08-01), Matsuura et al.
patent: 2000195677 (2000-07-01), None
Office Action for corresponding Korean Patent Application No. 10-2003-0017084 with excerpt English translation.
Korean Patent Laid-Open Publication No. 2001-85420 and English abstract.
Machine translation of detailed description of JP patent application No. 2000-95677.

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