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:
Oct. 18, 2011
Filed:
Apr. 06, 2006
Hisao Koga, Fukuoka, JP;
Yuji Igata, Fukuoka, JP;
Ryota Yukizane, Fukuoka, JP;
Fumio Ichihara, Fukuoka, JP;
Mutsuhiko Oishi, Fukuoka, JP;
Hisao Koga, Fukuoka, JP;
Yuji Igata, Fukuoka, JP;
Ryota Yukizane, Fukuoka, JP;
Fumio Ichihara, Fukuoka, JP;
Mutsuhiko Oishi, Fukuoka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A relay apparatus includes a plurality of connecting terminals, such as a modem connecting terminal, a power line connecting terminal, an electric appliance connecting terminal and an antenna line connecting terminal; a selector that selects at least one connecting terminal from among the plurality of connecting terminals to transmit and receive a communication signal; and a control circuit that controls the selector. The relay apparatus further includes a first communication filter that passes signals in a frequency band used for communication by a power line communication modem and that blocks signals in other frequency bands, and a second communication filter that passes signals in a frequency band used for communication by another electric appliance and that blocks signals in other frequency bands.