JP2005514886A5 - - Google Patents
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- Publication number
- JP2005514886A5 JP2005514886A5 JP2003559216A JP2003559216A JP2005514886A5 JP 2005514886 A5 JP2005514886 A5 JP 2005514886A5 JP 2003559216 A JP2003559216 A JP 2003559216A JP 2003559216 A JP2003559216 A JP 2003559216A JP 2005514886 A5 JP2005514886 A5 JP 2005514886A5
- Authority
- JP
- Japan
- Prior art keywords
- encrypted
- packet
- pid
- encryption
- sample
- 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
- 238000000034 method Methods 0.000 claims description 182
- 238000012545 processing Methods 0.000 claims description 15
- 238000003672 processing method Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 description 53
- 230000008569 process Effects 0.000 description 30
- 230000006870 function Effects 0.000 description 18
- 238000010586 diagram Methods 0.000 description 16
- 238000005516 engineering process Methods 0.000 description 13
- 238000012986 modification Methods 0.000 description 12
- 230000004048 modification Effects 0.000 description 12
- 230000008859 change Effects 0.000 description 8
- 230000008901 benefit Effects 0.000 description 5
- 238000013507 mapping Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000005236 sound signal Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012805 post-processing Methods 0.000 description 3
- 101000911753 Homo sapiens Protein FAM107B Proteins 0.000 description 2
- 206010036618 Premenstrual syndrome Diseases 0.000 description 2
- 102100026983 Protein FAM107B Human genes 0.000 description 2
- 230000002354 daily effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000003190 augmentative effect Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000003442 weekly effect Effects 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/038,032 US7139398B2 (en) | 2001-06-06 | 2002-01-02 | Time division partial encryption |
| CA 2405902 CA2405902C (en) | 2001-10-26 | 2002-10-01 | Time division partial encryption |
| PCT/US2002/040054 WO2003059039A2 (en) | 2002-01-02 | 2002-12-13 | Time division partial encryption |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2005514886A JP2005514886A (ja) | 2005-05-19 |
| JP2005514886A5 true JP2005514886A5 (enExample) | 2006-02-09 |
| JP4446742B2 JP4446742B2 (ja) | 2010-04-07 |
Family
ID=25682871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003559216A Expired - Lifetime JP4446742B2 (ja) | 2002-01-02 | 2002-12-13 | 時間分割部分暗号化 |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1468561B1 (enExample) |
| JP (1) | JP4446742B2 (enExample) |
| CN (1) | CN100420303C (enExample) |
| AU (1) | AU2002360605A1 (enExample) |
| MX (1) | MXPA04006248A (enExample) |
| WO (1) | WO2003059039A2 (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2404467A (en) | 2003-07-31 | 2005-02-02 | Sony Uk Ltd | Access control for digital content |
| US8379864B2 (en) * | 2004-07-09 | 2013-02-19 | Nokia Corporation | Software plug-in framework to modify decryption methods in terminals |
| US20060018470A1 (en) * | 2004-07-09 | 2006-01-26 | Nokia Corporation | Managing traffic keys during a multi-media session |
| US20100002876A1 (en) * | 2006-05-16 | 2010-01-07 | Kyocera Corporation | Encryption apparatus, decryption apparatus, licensing apparatus and content data generation method |
| EP2119230B1 (en) | 2007-01-11 | 2013-07-03 | NDS Limited | Processing video content |
| US8068608B2 (en) * | 2007-12-17 | 2011-11-29 | Broadcom Corporation | Video processing system for scrambling video streams with dependent portions and methods for use therewith |
| US7965839B2 (en) * | 2008-02-19 | 2011-06-21 | Sony Corporation | Encryption system for satellite delivered television |
| WO2013100986A1 (en) * | 2011-12-28 | 2013-07-04 | Intel Corporation | Systems and methods for integrated metadata insertion in a video encoding system |
| JP2013150147A (ja) * | 2012-01-19 | 2013-08-01 | Nippon Hoso Kyokai <Nhk> | 暗号化装置、復号装置、暗号化プログラム、および復号プログラム |
| EP2665032A1 (en) * | 2012-05-14 | 2013-11-20 | Thomson Licensing | Methods and devices for 3d object protection using surface subdivision |
| US9516000B2 (en) | 2015-03-27 | 2016-12-06 | International Business Machines Corporation | Runtime instantiation of broadcast encryption schemes |
| CN109327711A (zh) * | 2018-10-22 | 2019-02-12 | 高斯贝尔数码科技股份有限公司 | 音视频的内容格式分层结构、加密方法、解密方法及终端 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6292568B1 (en) * | 1966-12-16 | 2001-09-18 | Scientific-Atlanta, Inc. | Representing entitlements to service in a conditional access system |
| MY108367A (en) * | 1991-09-30 | 1996-09-30 | Thomson Consumer Electronics S A | Method and apparatus for secure transmisson of video signals. |
| 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. |
| EP0872077B1 (en) * | 1995-12-29 | 2009-09-23 | Scientific-Atlanta, Inc. | Method and apparatus for providing conditional access in connection-oriented, interactive networks with a multiplicity of service providers |
| US6011849A (en) * | 1997-08-28 | 2000-01-04 | Syndata Technologies, Inc. | Encryption-based selection system for steganography |
| SE513356C2 (sv) * | 1998-11-20 | 2000-08-28 | Ericsson Telefon Ab L M | Förfarande och anordning för kryptering av bilder |
-
2002
- 2002-12-13 WO PCT/US2002/040054 patent/WO2003059039A2/en not_active Ceased
- 2002-12-13 JP JP2003559216A patent/JP4446742B2/ja not_active Expired - Lifetime
- 2002-12-13 EP EP02795875.0A patent/EP1468561B1/en not_active Expired - Lifetime
- 2002-12-13 CN CNB028284496A patent/CN100420303C/zh not_active Expired - Lifetime
- 2002-12-13 AU AU2002360605A patent/AU2002360605A1/en not_active Abandoned
- 2002-12-13 MX MXPA04006248A patent/MXPA04006248A/es active IP Right Grant
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