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.:

US 8345034 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 01, 2013

Filed:

Dec. 12, 2008
Applicants:

Tomoyuki Fukuda, Hamura, JP;

Nobuaki Kabuto, Kunitachi, JP;

Junichi Yokoyama, Fujisawa, JP;

Hisafumi Imura, Yokohama, JP;

Inventors:

Tomoyuki Fukuda, Hamura, JP;

Nobuaki Kabuto, Kunitachi, JP;

Junichi Yokoyama, Fujisawa, JP;

Hisafumi Imura, Yokohama, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/28 (2006.01); G09G 5/00 (2006.01); H05B 39/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A circuit configuration for realizing high impedance in an address drive circuit is provided in order to reduce the number of recovery switches without reducing power recovery efficiency. A mechanism for realizing the high impedance in an address drive circuit during a sustain period of a plasma display panel is provided. By achieving the high impedance, capacitance coupling between an X electrode and an address electrode and between a Y electrode and an address electrode can be cancelled, and a power recovery circuit can be simplified without reducing the power recovery efficiency.


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Fukuda, Tomoyuki. (2013). Address drive circuit and plasma display apparatus (U.S. Patent No. 8345034). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8345034

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