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. 17, 2007
Filed:
Apr. 07, 2004
Takahiro Sekiguchi, Kanagawa-ken, JP;
Hiroshi Yoshida, Kanagawa-Ken, JP;
Ichiro Seto, Tokyo, JP;
Takehiko Toyoda, Tokyo, JP;
Takahiro Sekiguchi, Kanagawa-ken, JP;
Hiroshi Yoshida, Kanagawa-Ken, JP;
Ichiro Seto, Tokyo, JP;
Takehiko Toyoda, Tokyo, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A radio receiver comprises a first amplifier to amplify a received radio signal; a quadrature demodulator to demodulate the radio signal amplified by said first amplifier and thereby generate a baseband signal; a second amplifier to amplify the baseband signal; a demodulator to demodulate the baseband signal amplified by said second amplifier; and a gain controller to control timing of a change in a gain of said second amplifier, in case that changing the gain of said first amplifier and the gain of said second amplifier, on the basis of a gain of said first amplifier before and after the change.