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:
Mar. 31, 2009
Filed:
Oct. 02, 2001
Munehiro Yoshikawa, Kanagawa, JP;
Kenichi Sakusabe, Tokyo, JP;
Munehiro Yoshikawa, Kanagawa, JP;
Kenichi Sakusabe, Tokyo, JP;
Sony Corporation, Tokyo, JP;
Abstract
A communication system, method and apparatus which can maintain favorable communication quality without imposing much burden upon a user. A plurality of communication networks are formed between first and second communication apparatus. Upon starting communication between the first and second apparatus, communication quality of the communication networks is measured using at least one of the communication apparatus. One of the communication apparatus is selected for communication based on a result of the measurement. The first and second apparatus may be a base apparatus and a portable terminal apparatus, respectively, for use in the home, in which the base apparatus receives a television broadcast and transmits a selected television program of the broadcast to the terminal apparatus for display thereon. The communication networks may include a radio network and a wireline network. The terminal apparatus may also be adapted to access the Internet via the base apparatus.