The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 24, 2007
Filed:
Aug. 22, 2003
Hiroyasu Yamada, Hachioji, JP;
Tomoyuki Shirasaki, Higashiyamato, JP;
Hiroyasu Yamada, Hachioji, JP;
Tomoyuki Shirasaki, Higashiyamato, JP;
Casio Computer Co., Ltd., Tokyo, JP;
Abstract
A display device includes a plurality of scanning lines (X-X), a plurality of signal lines (Y-Y), a scanning driver () which sequentially supplies to the scanning lines selection signals that select the scanning lines, a data driver () which supplies a designation current to the plurality of signal lines within a selection period when the scanning lines are being selected, a plurality of pixel circuits which supplies a driving current corresponding to a current value of the designation current that flows to the signal lines, a plurality of optical elements (E-E) which emit light in accordance with the driving current supplied by the plurality of pixel is circuits and a power supply () which outputs to the plurality of pixel circuits a driving current reference voltage to supply the driving current.