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. 13, 2010
Filed:
Jan. 16, 2007
Koji Yotsumoto, Kodaira, JP;
Koji Yotsumoto, Kodaira, JP;
Hitachi Kokusai Electric Inc., Tokyo, JP;
Abstract
In a communication device for receiving signals from devices that become communication partners, received signals from the respective devices are identified. Each of the devices that become communication partners is provided with a frequency spectrum of a pattern specific to each of the devices. The communication device stores correspondence between information identifying the devices that become communication partners and the frequency spectrums provided to the respective devices, acquires a frequency spectrum contained in a received signal, compares the frequency spectrum acquired with the frequency spectrums stored to identify a device corresponding to the frequency spectrum that coincides with the frequency spectrum acquired and which is stored.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile