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:
Jan. 29, 2008
Filed:
Feb. 28, 2006
Koji Fujiyama, Osaka, JP;
Naoya Iwasaki, Osaka, JP;
Yumi Hirasawa, Kyoto, JP;
Yutaka Yamamoto, Kyoto-City, Kyoto 602-0841, JP;
Koji Fujiyama, Osaka, JP;
Naoya Iwasaki, Osaka, JP;
Yumi Hirasawa, Kyoto, JP;
Yutaka Yamamoto, Kyoto-City, Kyoto 602-0841, JP;
Sanyo Electric Co., Ltd., Moriguchi, JP;
Other;
Abstract
A high frequency compensator configured to compensate high frequency component of a digital audio signal comprising a down sampler configured to perform ½ down-sampling for the digital audio signal. An up sampler is configured to perform double up-sampling for an output signal of the down-sampler. A digital low-pass filter is configured to filter an output signal of the up sampler, and to output the filtered digital audio signal.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile