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:
May. 11, 2010
Filed:
Jun. 07, 2006
Satoshi Adachi, Yokohama, JP;
Makoto Katagishi, Chigasaki, JP;
Ikuo Murata, Yokohama, JP;
Masumi Iwamura, Yokohama, JP;
Ken Takei, Kawasaki, JP;
Takahiro Sugiyama, Hitachi, JP;
Yohei Shirakawa, Hitachi, JP;
Satoshi Adachi, Yokohama, JP;
Makoto Katagishi, Chigasaki, JP;
Ikuo Murata, Yokohama, JP;
Masumi Iwamura, Yokohama, JP;
Ken Takei, Kawasaki, JP;
Takahiro Sugiyama, Hitachi, JP;
Yohei Shirakawa, Hitachi, JP;
Hitachi, Ltd., Tokyo, JP;
Hitachi Media Electronics Co., Ltd., Iwate, JP;
Hitachi Cable, Ltd., Tokyo, JP;
Abstract
In an antenna that has high sensitivity to frequencies of narrow bands and over a wide band and that can be small-sized, and in a wireless module, wireless unit and wireless apparatus using this antenna, the antenna is comprised of a transmission line, and variable capacitance means connected to this transmission line, and the variable capacitance means controls the resonant frequency.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile