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:
Nov. 16, 2010
Filed:
Oct. 29, 2007
Yoshikazu Sugawara, Tokyo, JP;
Naotaka Yasuda, Tokyo, JP;
Takashi Kubo, Tokyo, JP;
Kikuzo Sawada, Tokyo, JP;
Yuming Tang, Tokyo, JP;
Yoshikazu Sugawara, Tokyo, JP;
Naotaka Yasuda, Tokyo, JP;
Takashi Kubo, Tokyo, JP;
Kikuzo Sawada, Tokyo, JP;
Yuming Tang, Tokyo, JP;
Yoshikawa RF Systems Co., Ltd., Kitakyushu-shi, JP;
Abstract
Both RF communication and contact serial communication can be performed with the use of: communication protocol storage unit for storing a communication protocol for performing communication with an external communication apparatus; a coil terminal section provided with two coil terminals for performing communication with the external communication apparatus with an RF signal; a contact communication terminal section provided with a first communication terminal, a second communication terminal, a power supply voltage terminal and a ground terminal as contact communication terminals for performing contact communication with the external communication apparatus; and connection control unit for causing the power supply voltage terminal and a power supply of an internal switch circuit to be in contact or non-contact with each other depending on the level of voltage applied to the first and second communication terminals.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile