TERMINAL, SERVER AND DIGITAL CONTENT AUTHORIZATION METHOD

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20150082043A1
SERIAL NO

14095566

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present application provides a terminal, a server and a digital content authorization method. The terminal comprises: an extracting unit, configured to extract identification information of the terminal when the terminal requests an authorization for a designated layer of content of digital contents from a server; a transceiver unit, configured to transmit the identification information of the terminal to the server and receive an authorization certificate and the designated layer of content of the digital contents from the server; and a decryption unit, configured to decrypt the designated layer of content of the digital contents based on the identification information and the authorization certificate. Embodiments of the present invention may support the copyright protection by using layered encryption technique. The digital content cannot be read only by copying so as to enhance the protection of the digital contents.

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Patent Owner(s)

Patent OwnerAddress
PEKING UNIVERSITY FOUNDER GROUP CO LTD100871 BEIJING HAIDIAN DISTRICT CHENG FU ROAD NO 298 ZHONGGUANCUN FANGZHENG BUILDING 9 FLOOR MUNICIPAL DISTRICT BEIJING CITY 100871

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
CAO, Jiayin Beijing, CN 1 1
DING, Li Beijing, CN 320 2797
LI, Yun Beijing, CN 251 1680
WANG, Haitao Beijing, CN 193 1173

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