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:
Sep. 12, 2006
Filed:
Feb. 08, 1999
Takuya Nishimura, Osaka, JP;
Hiroyuki Iitsuka, Osaka, JP;
Masazumi Yamada, Osaka, JP;
Shoichi Gotoh, Osaka, JP;
Hideaki Takechi, Osaka, JP;
Naoshi Usuki, Yawata, JP;
Takuya Nishimura, Osaka, JP;
Hiroyuki Iitsuka, Osaka, JP;
Masazumi Yamada, Osaka, JP;
Shoichi Gotoh, Osaka, JP;
Hideaki Takechi, Osaka, JP;
Naoshi Usuki, Yawata, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
A digital AV data transmitting unit includes a data significance deciding section for deciding the significance degree of digital AV data, and a transmitting-side plurality-of-authentication-rules storing section storing a plurality of types of authentication rules. Also included are a transmitting-side authentication selecting section for selecting one type of authentication rule from the transmitting-side plurality-of-authentication-rules storing means in accordance with a decision result by the data significance deciding section when receiving an authentication request, and a transmitting-side authenticating section for performing authentication in accordance with the selected authentication rule.