CN1716850B - 对机顶盒芯片进行安全验证的方法和系统 - Google Patents
对机顶盒芯片进行安全验证的方法和系统 Download PDFInfo
- Publication number
- CN1716850B CN1716850B CN 200410084854 CN200410084854A CN1716850B CN 1716850 B CN1716850 B CN 1716850B CN 200410084854 CN200410084854 CN 200410084854 CN 200410084854 A CN200410084854 A CN 200410084854A CN 1716850 B CN1716850 B CN 1716850B
- Authority
- CN
- China
- Prior art keywords
- shift register
- box chip
- feedback shift
- linear feedback
- word
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
- H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
- H04N21/42623—Internal components of the client ; Characteristics thereof for processing the incoming bitstream involving specific decryption arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
- H04N21/25816—Management of client data involving client authentication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/4424—Monitoring of the internal components or processes of the client device, e.g. CPU or memory load, processing speed, timer, counter or percentage of the hard disk space used
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
- H04N7/165—Centralised control of user terminal ; Registering at central
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
- H04N7/17309—Transmission or handling of upstream communications
- H04N7/17318—Direct or substantially direct transmission and handling of requests
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US50689403P | 2003-09-29 | 2003-09-29 | |
US60/506,894 | 2003-09-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1716850A CN1716850A (zh) | 2006-01-04 |
CN1716850B true CN1716850B (zh) | 2011-01-05 |
Family
ID=34193400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200410084854 Expired - Fee Related CN1716850B (zh) | 2003-09-29 | 2004-09-28 | 对机顶盒芯片进行安全验证的方法和系统 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1519579B1 (zh) |
CN (1) | CN1716850B (zh) |
TW (1) | TWI261448B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1895770A1 (en) * | 2006-09-04 | 2008-03-05 | Nokia Siemens Networks Gmbh & Co. Kg | Personalizing any TV gateway |
CN101145906B (zh) * | 2006-09-13 | 2010-10-06 | 北京邦天信息技术有限公司 | 对单向网络中的接收终端进行合法性认证的方法及系统 |
CN101631226B (zh) * | 2008-07-17 | 2011-09-21 | 承景科技股份有限公司 | 电视系统的解密装置及解密方法 |
CN101783925B (zh) * | 2010-03-30 | 2012-07-04 | 南京邮电大学 | 一种用于对等计算机顶盒的视频数据安全保护方法 |
CN103220578B (zh) * | 2013-03-26 | 2016-03-09 | 深圳市九洲电器有限公司 | 一种高安全机顶盒及其生产方法、系统 |
CN105138870B (zh) * | 2015-10-08 | 2018-09-07 | 浪潮(北京)电子信息产业有限公司 | 一种芯片合法性鉴别方法及装置 |
CN105430437A (zh) * | 2015-11-18 | 2016-03-23 | 深圳市九洲电器有限公司 | 网络公司数字内容验证方法及装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4712239A (en) * | 1986-06-16 | 1987-12-08 | General Instrument Corporation | Security arrangement for downloadable cable television converters |
EP0506637A2 (en) * | 1991-03-29 | 1992-09-30 | Ericsson Inc. | Cellular verification and validation system |
CN1208296A (zh) * | 1997-06-17 | 1999-02-17 | 株式会社东芝 | 利用一组多个密钥鉴别设备的设备鉴别器 |
GB2377348A (en) * | 2001-07-04 | 2003-01-08 | Digital Video Networks Ltd | Security unit for encrypted signal transmission |
US6550008B1 (en) * | 1999-02-26 | 2003-04-15 | Intel Corporation | Protection of information transmitted over communications channels |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6507907B1 (en) * | 1999-02-26 | 2003-01-14 | Intel Corporation | Protecting information in a system |
DE10216396A1 (de) * | 2002-04-12 | 2003-10-23 | Scm Microsystems Gmbh | Verfahren zur Authentisierung |
-
2004
- 2004-04-26 EP EP20040009906 patent/EP1519579B1/en not_active Expired - Fee Related
- 2004-09-22 TW TW93128783A patent/TWI261448B/zh not_active IP Right Cessation
- 2004-09-28 CN CN 200410084854 patent/CN1716850B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4712239A (en) * | 1986-06-16 | 1987-12-08 | General Instrument Corporation | Security arrangement for downloadable cable television converters |
EP0506637A2 (en) * | 1991-03-29 | 1992-09-30 | Ericsson Inc. | Cellular verification and validation system |
CN1208296A (zh) * | 1997-06-17 | 1999-02-17 | 株式会社东芝 | 利用一组多个密钥鉴别设备的设备鉴别器 |
US6550008B1 (en) * | 1999-02-26 | 2003-04-15 | Intel Corporation | Protection of information transmitted over communications channels |
GB2377348A (en) * | 2001-07-04 | 2003-01-08 | Digital Video Networks Ltd | Security unit for encrypted signal transmission |
Also Published As
Publication number | Publication date |
---|---|
CN1716850A (zh) | 2006-01-04 |
TW200525976A (en) | 2005-08-01 |
EP1519579B1 (en) | 2014-03-05 |
TWI261448B (en) | 2006-09-01 |
EP1519579A1 (en) | 2005-03-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180508 Address after: Singapore Singapore Patentee after: Avago Technologies Fiber IP Singapore Pte. Ltd. Address before: california Patentee before: Zyray Wireless Inc. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190829 Address after: Singapore Singapore Patentee after: Annwa high tech Limited by Share Ltd Address before: Singapore Singapore Patentee before: Avago Technologies Fiber IP Singapore Pte. Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20200928 |
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CF01 | Termination of patent right due to non-payment of annual fee |