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:
May. 13, 2014
Filed:
Aug. 19, 2009
Tsutomu Ito, Tokyo, JP;
Itaru Maekawa, Nagano, JP;
Hidemasa Yoshida, Tokyo, JP;
Akihiro Ihori, Kanagawa, JP;
Shinsuke Tashiro, Kanagawa, JP;
Tsutomu Ito, Tokyo, JP;
Itaru Maekawa, Nagano, JP;
Hidemasa Yoshida, Tokyo, JP;
Akihiro Ihori, Kanagawa, JP;
Shinsuke Tashiro, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
A communication device of the present invention includes a physical layer for performing close-range one-to-one communication with a device of a communication counterpart by electric field coupling or magnetic field coupling; one or a plurality of PCL Emulations for converting a protocol of a higher level application to a protocol for communicating at the physical layer; and a PCL common for performing negotiation with the device of the communication counterpart without the higher level application started after the connection with the communication counterpart is established or at the same time as the connection establishment to select one PCL Emulation.