06246180 is referenced by 300 patents and cites 10 patents.

A drive unit for driving a corresponding one of organic EL elements of an active matrix EL display device includes a blanking switch for blanking the video signal stored in a storage capacitor in each frame period before the start of the next frame period. A drive transistor drives a corresponding EL element based on the correct current supplied for this If the video signal is a current signal, a transistor operating as a current-voltage converter is provided

Title
Organic el display device having an improved image quality
Application Number
9/494526
Publication Number
6246180 (B1)
Application Date
January 31, 2000
Publication Date
June 12, 2001
Inventor
Eitaro Nishigaki
Tokyo
US
Agent
Foley & Lardner
US
Assignee
NEC Corporation
US
IPC
G09G 3/10
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