JP2005515694A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2005515694A5 JP2005515694A5 JP2003561138A JP2003561138A JP2005515694A5 JP 2005515694 A5 JP2005515694 A5 JP 2005515694A5 JP 2003561138 A JP2003561138 A JP 2003561138A JP 2003561138 A JP2003561138 A JP 2003561138A JP 2005515694 A5 JP2005515694 A5 JP 2005515694A5
- Authority
- JP
- Japan
- Prior art keywords
- packet
- encrypted
- encryption
- pid
- elementary stream
- 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.)
- Granted
Links
- 238000001914 filtration Methods 0.000 claims description 2
- 230000003340 mental Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 53
- 230000036961 partial Effects 0.000 description 40
- 238000010586 diagram Methods 0.000 description 16
- 230000000051 modifying Effects 0.000 description 15
- 230000004048 modification Effects 0.000 description 12
- 238000006011 modification reaction Methods 0.000 description 12
- 230000000875 corresponding Effects 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- 230000001058 adult Effects 0.000 description 5
- 230000005236 sound signal Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 102100006564 FAM107B Human genes 0.000 description 2
- 101710039027 FAM107B Proteins 0.000 description 2
- 206010036618 Premenstrual syndrome Diseases 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 230000002354 daily Effects 0.000 description 2
- 230000003287 optical Effects 0.000 description 2
- 230000003190 augmentative Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000003139 buffering Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
- 230000003203 everyday Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002085 persistent Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000002441 reversible Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 231100000486 side effect Toxicity 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised Effects 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
- 230000003442 weekly Effects 0.000 description 1
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/037,914 US7124303B2 (en) | 2001-06-06 | 2002-01-02 | Elementary stream partial encryption |
CA 2405865 CA2405865C (en) | 2001-10-26 | 2002-10-01 | Elementary stream partial encryption |
PCT/US2002/040051 WO2003061173A2 (en) | 2002-01-02 | 2002-12-13 | Elementary stream partial encryption |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2005515694A JP2005515694A (ja) | 2005-05-26 |
JP2005515694A5 true JP2005515694A5 (ko) | 2006-02-09 |
JP4446743B2 JP4446743B2 (ja) | 2010-04-07 |
Family
ID=25682868
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003561138A Expired - Fee Related JP4446743B2 (ja) | 2002-01-02 | 2002-12-13 | エレメンタリストリーム部分暗号化 |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP1486071A4 (ko) |
JP (1) | JP4446743B2 (ko) |
KR (1) | KR101004196B1 (ko) |
CN (1) | CN1633809B (ko) |
AU (1) | AU2002357846A1 (ko) |
MX (1) | MXPA04006400A (ko) |
WO (1) | WO2003061173A2 (ko) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8472792B2 (en) | 2003-12-08 | 2013-06-25 | Divx, Llc | Multimedia distribution system |
US7519274B2 (en) | 2003-12-08 | 2009-04-14 | Divx, Inc. | File format for multiple track digital data |
US7515710B2 (en) | 2006-03-14 | 2009-04-07 | Divx, Inc. | Federated digital rights management scheme including trusted systems |
JP4175381B2 (ja) * | 2006-05-10 | 2008-11-05 | ソニー株式会社 | 情報処理システムおよび方法、情報処理装置および方法、並びにプログラム |
WO2008086313A1 (en) | 2007-01-05 | 2008-07-17 | Divx, Inc. | Video distribution system including progressive playback |
EP2119230B1 (en) | 2007-01-11 | 2013-07-03 | NDS Limited | Processing video content |
US8385545B2 (en) | 2007-07-27 | 2013-02-26 | Howard G. Pinder | Secure content key distribution using multiple distinct methods |
KR20100106327A (ko) | 2007-11-16 | 2010-10-01 | 디브이엑스, 인크. | 멀티미디어 파일을 위한 계층적 및 감소된 인덱스 구조 |
CN101562813B (zh) * | 2009-05-12 | 2012-01-11 | 中兴通讯股份有限公司 | 实时数据业务的实现方法、实时数据业务系统和移动终端 |
WO2011068668A1 (en) | 2009-12-04 | 2011-06-09 | Divx, Llc | Elementary bitstream cryptographic material transport systems and methods |
EP2341708B1 (en) | 2010-01-05 | 2017-03-08 | Irdeto B.V. | Broadcasting variants of digital signals in a conditional access system |
KR20140084345A (ko) * | 2010-12-26 | 2014-07-04 | 엘지전자 주식회사 | 방송 서비스 전송 방법, 그 수신 방법 및 그 수신 장치 |
US8649514B2 (en) * | 2010-12-28 | 2014-02-11 | Sony Corporation | On-demand switched content encryption |
US9247312B2 (en) | 2011-01-05 | 2016-01-26 | Sonic Ip, Inc. | Systems and methods for encoding source media in matroska container files for adaptive bitrate streaming using hypertext transfer protocol |
US9467708B2 (en) | 2011-08-30 | 2016-10-11 | Sonic Ip, Inc. | Selection of resolutions for seamless resolution switching of multimedia content |
US8806188B2 (en) | 2011-08-31 | 2014-08-12 | Sonic Ip, Inc. | Systems and methods for performing adaptive bitrate streaming using automatically generated top level index files |
US8909922B2 (en) | 2011-09-01 | 2014-12-09 | Sonic Ip, Inc. | Systems and methods for playing back alternative streams of protected content protected using common cryptographic information |
CN103873887A (zh) * | 2012-12-13 | 2014-06-18 | 航天信息股份有限公司 | 点播节目的播放方法、装置和系统 |
US9191457B2 (en) | 2012-12-31 | 2015-11-17 | Sonic Ip, Inc. | Systems, methods, and media for controlling delivery of content |
US9313510B2 (en) | 2012-12-31 | 2016-04-12 | Sonic Ip, Inc. | Use of objective quality measures of streamed content to reduce streaming bandwidth |
KR102012682B1 (ko) | 2015-01-06 | 2019-08-22 | 디브이엑스, 엘엘씨 | 디바이스들간에 콘텐트를 인코딩 및 공유하기 위한 시스템들 및 방법들 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3688855T2 (de) * | 1985-05-01 | 1994-03-17 | Gen Instrument Corp | Satellitenübertragungssystem mit Direktübertragung. |
US5247575A (en) * | 1988-08-16 | 1993-09-21 | Sprague Peter J | Information distribution system |
US5018197A (en) * | 1990-07-30 | 1991-05-21 | Zenith Electronics Corporation | Secure video decoder system |
US5420866A (en) | 1994-03-29 | 1995-05-30 | Scientific-Atlanta, Inc. | Methods for providing conditional access information to decoders in a packet-based multiplexed communications system |
FR2718594B1 (fr) | 1994-04-06 | 1996-04-26 | France Telecom | Procédé de diffusion de programmes à accès conditionnel progressif et à séparation du flux d'information. |
US5666293A (en) * | 1994-05-27 | 1997-09-09 | Bell Atlantic Network Services, Inc. | Downloading operating system software through a broadcast channel |
US5629981A (en) * | 1994-07-29 | 1997-05-13 | Texas Instruments Incorporated | Information management and security system |
FI97007C (fi) * | 1994-08-01 | 1996-09-25 | Nokia Technology Gmbh | Järjestelmä video-, audio- ja datapalveluja lähettävien eri hallintajärjestelmien kontrolloimiseksi sekä järjestelmässä käytettävä vastaanotin |
US5796829A (en) | 1994-09-09 | 1998-08-18 | The Titan Corporation | Conditional access system |
US5742680A (en) * | 1995-11-13 | 1998-04-21 | E Star, Inc. | Set top box for receiving and decryption and descrambling a plurality of satellite television signals |
US5894516A (en) * | 1996-07-10 | 1999-04-13 | Ncr Corporation | Broadcast software distribution |
FR2752655B1 (fr) * | 1996-08-20 | 1998-09-18 | France Telecom | Procede et equipement pour affecter a un programme de television deja en acces conditionnel un acces conditionnel complementaire |
US5915018A (en) * | 1996-11-05 | 1999-06-22 | Intel Corporation | Key management system for DVD copyright management |
US6229895B1 (en) * | 1999-03-12 | 2001-05-08 | Diva Systems Corp. | Secure distribution of video on-demand |
WO2001026372A1 (en) * | 1999-10-06 | 2001-04-12 | Thomson Licensing S.A. | Method and system for handling two ca systems in a same receiver |
-
2002
- 2002-12-13 CN CN028284526A patent/CN1633809B/zh not_active Expired - Lifetime
- 2002-12-13 JP JP2003561138A patent/JP4446743B2/ja not_active Expired - Fee Related
- 2002-12-13 WO PCT/US2002/040051 patent/WO2003061173A2/en active Application Filing
- 2002-12-13 AU AU2002357846A patent/AU2002357846A1/en not_active Abandoned
- 2002-12-13 EP EP02792388A patent/EP1486071A4/en not_active Ceased
- 2002-12-13 MX MXPA04006400A patent/MXPA04006400A/es active IP Right Grant
- 2002-12-13 KR KR1020047010464A patent/KR101004196B1/ko active IP Right Grant
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4557548B2 (ja) | 部分暗号化及びパケット識別子のマッピング | |
JP5161863B2 (ja) | 部分暗号化及びパケット識別子のマッピング | |
JP5161862B2 (ja) | 部分暗号化データの復号及びデコード | |
JP4448693B2 (ja) | 重要なパケットの部分暗号化 | |
US7151831B2 (en) | Partial encryption and PID mapping | |
JP2005515725A5 (ko) | ||
JP4446743B2 (ja) | エレメンタリストリーム部分暗号化 | |
JP2005515726A5 (ko) | ||
JP2005515694A5 (ko) | ||
JP2005516559A5 (ko) | ||
JP4446742B2 (ja) | 時間分割部分暗号化 | |
JP2005514886A5 (ko) | ||
KR100924053B1 (ko) | 크리티컬 패킷의 부분적 암호화 | |
KR101029427B1 (ko) | 엘리먼터리 스트림 부분적 암호화 | |
KR101053376B1 (ko) | 시분할 부분 암호화 |