K Inukai - US Patent 7,053,890, 2006 - Google Patents
An active matrix display device capable of vivid color display having many tones is provided. The display device is characterized in that each of a plurality of pixels com prises a first TFT …
H Kimura - US Patent 8,242,986, 2012 - Google Patents
(57) ABSTRACT A semiconductor device having a configuration hardly gen erating variations in the current value due to a deteriorated EL element is to be provided. A …
OF Prache, SD Malaviya - US Patent 6,809,710, 2004 - Google Patents
A circuit is disclosed for driving an OLED in a graphics display. The circuit employs a current Source operating in a Switched mode. The output of the current Source is con nected to a …
JM Shannon, AG Knapp - US Patent 6,693,610, 2004 - Google Patents
An active matrix electroluminescent display device in Which the drive current through an electroluminescent display element (20) in each pixel (10) in a drive period is controlled by a …
M Hack, S Seligsohn, SI Seligsohn - US Patent 7,050,835, 2006 - Google Patents
113 ting and receiving radio signals, and a collapsible display that is mechanically coupled to the housing and electrically coupled to the processor. The display can have a surface …
M Azami, S Nagao, Y Tanada - US Patent 7,057,598, 2006 - Google Patents
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S Nagao, M Azami, Y Tanada - US Patent 6,928,136, 2005 - Google Patents
(57) ABSTRACT A circuit is provided which is constituted by TFTs of one conductivity type, and which is capable of outputting Signals of a normal amplitude. When an input clock …