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:
Dec. 11, 2012
Filed:
Feb. 26, 2010
Chang-yeul Kwon, Yongin-si, KR;
Yang-iim Choi, Seongnam-si, KR;
Il-ju NA, Yongin-si, KR;
Jae-min Lee, Suwon-si, KR;
Guoping Fan, Suwon-si, KR;
Soo-young Kim, Suwon-si, KR;
Young-jae Kim, Seoul, KR;
Chang-yeul Kwon, Yongin-si, KR;
Yang-Iim Choi, Seongnam-si, KR;
Il-ju Na, Yongin-si, KR;
Jae-min Lee, Suwon-si, KR;
Guoping Fan, Suwon-si, KR;
Soo-young Kim, Suwon-si, KR;
Young-jae Kim, Seoul, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A method and apparatus for protecting against copying high definition (HD) contents transmitted in a wireless HD (WiHD) network by using a WiHD source or sink device, the method including: determining a type of copy protection of contents transmitted in the WiHD network; calculating accumulatively a number of media access control (MAC) sub-packets as a input counter information, wherein the MAC sub packets constitute a MAC payload including the contents; packetizing the type of copy protection and the input counter information into a MAC packet; and transmitting the MAC packet to a WiHD sink device.