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:
Feb. 28, 2006
Filed:
Jul. 16, 2004
Applicants:
Hiromasa Fujii, Yokosuka, JP;
Shigeru Tomisato, Okayama, JP;
Hirohito Suda, Yokosuka, JP;
Inventors:
Assignee:
NTT DoCoMo, Inc., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01Q 3/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
A radio receiver includes a plurality of antenna elements for receiving a radio signal from a radio transmitter; a setting part changing an impedance of at least one of the plurality of antenna elements according to an instruction signal; a measuring part measuring a change in throughput in a received signal caused due to the change in the impedance; and an instruction part providing the instruction signal which is changed in response to the measurement result.