CA2405865C - Systeme de chiffrement partiel visant les trains de donnees elementaires - Google Patents

Systeme de chiffrement partiel visant les trains de donnees elementaires Download PDF

Info

Publication number
CA2405865C
CA2405865C CA 2405865 CA2405865A CA2405865C CA 2405865 C CA2405865 C CA 2405865C CA 2405865 CA2405865 CA 2405865 CA 2405865 A CA2405865 A CA 2405865A CA 2405865 C CA2405865 C CA 2405865C
Authority
CA
Canada
Prior art keywords
encrypted
pid
packets
audio
encryption
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 - Lifetime
Application number
CA 2405865
Other languages
English (en)
Other versions
CA2405865A1 (fr
Inventor
Brant L. Candelore
Robert Allan Unger
Leo M. Pedlow, Jr.
Gregory Mirsky
Mark Kenneth Eyer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Electronics Inc
Original Assignee
Sony Electronics Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US10/037,914 external-priority patent/US7124303B2/en
Application filed by Sony Electronics Inc filed Critical Sony Electronics Inc
Priority to AU2002357846A priority Critical patent/AU2002357846A1/en
Priority to MXPA04006400A priority patent/MXPA04006400A/es
Priority to KR1020097003359A priority patent/KR100988992B1/ko
Priority to EP02792388A priority patent/EP1486071A4/fr
Priority to JP2003561138A priority patent/JP4446743B2/ja
Priority to KR1020107013823A priority patent/KR101029427B1/ko
Priority to PCT/US2002/040051 priority patent/WO2003061173A2/fr
Priority to KR1020047010464A priority patent/KR101004196B1/ko
Priority to CN028284526A priority patent/CN1633809B/zh
Publication of CA2405865A1 publication Critical patent/CA2405865A1/fr
Publication of CA2405865C publication Critical patent/CA2405865C/fr
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CA 2405865 2001-10-26 2002-10-01 Systeme de chiffrement partiel visant les trains de donnees elementaires Expired - Lifetime CA2405865C (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
PCT/US2002/040051 WO2003061173A2 (fr) 2002-01-02 2002-12-13 Cryptage partiel de trains de donnees elementaires
KR1020047010464A KR101004196B1 (ko) 2002-01-02 2002-12-13 엘리먼터리 스트림 부분적 암호화
KR1020097003359A KR100988992B1 (ko) 2002-01-02 2002-12-13 엘리먼터리 스트림 부분적 암호화
EP02792388A EP1486071A4 (fr) 2002-01-02 2002-12-13 Cryptage partiel de trains de donnees elementaires
JP2003561138A JP4446743B2 (ja) 2002-01-02 2002-12-13 エレメンタリストリーム部分暗号化
KR1020107013823A KR101029427B1 (ko) 2002-01-02 2002-12-13 엘리먼터리 스트림 부분적 암호화
AU2002357846A AU2002357846A1 (en) 2002-01-02 2002-12-13 Elementary stream partial encryption
MXPA04006400A MXPA04006400A (es) 2002-01-02 2002-12-13 Cifrado parcial de flujos elementales.
CN028284526A CN1633809B (zh) 2002-01-02 2002-12-13 基本流部分加密

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US34371001P 2001-10-26 2001-10-26
US60/343,710 2001-10-26
US10/037,914 2002-01-02
US10/037,914 US7124303B2 (en) 2001-06-06 2002-01-02 Elementary stream partial encryption

Publications (2)

Publication Number Publication Date
CA2405865A1 CA2405865A1 (fr) 2003-04-26
CA2405865C true CA2405865C (fr) 2012-06-05

Family

ID=26714618

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2405865 Expired - Lifetime CA2405865C (fr) 2001-10-26 2002-10-01 Systeme de chiffrement partiel visant les trains de donnees elementaires

Country Status (1)

Country Link
CA (1) CA2405865C (fr)

Also Published As

Publication number Publication date
CA2405865A1 (fr) 2003-04-26

Similar Documents

Publication Publication Date Title
US7124303B2 (en) Elementary stream partial encryption
US8411857B2 (en) Partial multiple encryption
US8724806B2 (en) Partial multiple encryption
WO2003061289A1 (fr) Cryptage partiel de paquets critiques
WO2003061173A2 (fr) Cryptage partiel de trains de donnees elementaires
EP1461950A1 (fr) Decodage et dechiffrement d'information partiellement chiffree
WO2003059039A2 (fr) Chiffrement partiel par repartition dans le temps
CA2406329C (fr) Systeme de decodage et de dechiffrement d'informations partiellement chiffrees
CA2405899C (fr) Systeme de chiffrement partiel utilisant la mise en correspondance
CA2405865C (fr) Systeme de chiffrement partiel visant les trains de donnees elementaires
CA2405902C (fr) Systeme de chiffrement partiel a repartition temporelle

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20221003