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:
Aug. 28, 2001
Filed:
Jun. 25, 1998
Applicant:
Inventor:
Kazunori Nohara, Hirakata, JP;
Assignee:
Sanyo Electric Co., Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/36 ;
U.S. Cl.
CPC ...
G09G 3/36 ;
Abstract
A liquid crystal drive circuit for charging video signals to an active matrix type liquid crystal panel as two AC signals in relation to polarity inversion of an opposed electrode, characterized in that it is provided with an amplifier for delivering an inverted video signal and a non-inverted video signal and with a mixer circuit for offsetting AC components by mixing the inverted video signal and said non-inverted video signal, thereby regulating a DC level of said amplifier on the basis of an output signal from the mixer circuit.
Nohara, Kazunori. (2001). Liquid crystal drive circuit (U.S. Patent No. 6281871). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6281871
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile