WO2003096608A1 - Procede de transmission de donnees et dispositif de transmission de donnees - Google Patents

Procede de transmission de donnees et dispositif de transmission de donnees Download PDF

Info

Publication number
WO2003096608A1
WO2003096608A1 PCT/JP2003/005676 JP0305676W WO03096608A1 WO 2003096608 A1 WO2003096608 A1 WO 2003096608A1 JP 0305676 W JP0305676 W JP 0305676W WO 03096608 A1 WO03096608 A1 WO 03096608A1
Authority
WO
WIPO (PCT)
Prior art keywords
data
digital information
encrypted
information data
data transmission
Prior art date
Application number
PCT/JP2003/005676
Other languages
English (en)
French (fr)
Inventor
Yujiro Ito
Tsutomu Shimosato
Original Assignee
Sony Corporation
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
Application filed by Sony Corporation filed Critical Sony Corporation
Priority to EP03721038A priority Critical patent/EP1505761A4/en
Priority to US10/483,376 priority patent/US7965840B2/en
Priority to JP2004508520A priority patent/JP4561361B2/ja
Publication of WO2003096608A1 publication Critical patent/WO2003096608A1/ja
Priority to US12/771,428 priority patent/US8542829B2/en

Links

Classifications

    • 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
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving video stream encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/36—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols with means for detecting characters not meant for transmission
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/654—Transmission by server directed to the client
    • H04N21/6543—Transmission by server directed to the client for forcing some client operations, e.g. recording
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Storage Device Security (AREA)
  • Television Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
PCT/JP2003/005676 2002-05-10 2003-05-07 Procede de transmission de donnees et dispositif de transmission de donnees WO2003096608A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP03721038A EP1505761A4 (en) 2002-05-10 2003-05-07 DATA TRANSMISSION METHOD AND DATA TRANSMISSION DEVICE
US10/483,376 US7965840B2 (en) 2002-05-10 2003-05-07 Data transmission and reception method and data transmission and reception device
JP2004508520A JP4561361B2 (ja) 2002-05-10 2003-05-07 データ伝送方法及びデータ伝送装置
US12/771,428 US8542829B2 (en) 2002-05-10 2010-04-30 Method of and apparatus for transmitting data

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002135039 2002-05-10
JP2002-135039 2002-05-10

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US10483376 A-371-Of-International 2003-05-07
US12/771,428 Continuation US8542829B2 (en) 2002-05-10 2010-04-30 Method of and apparatus for transmitting data

Publications (1)

Publication Number Publication Date
WO2003096608A1 true WO2003096608A1 (fr) 2003-11-20

Family

ID=29416728

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2003/005676 WO2003096608A1 (fr) 2002-05-10 2003-05-07 Procede de transmission de donnees et dispositif de transmission de donnees

Country Status (5)

Country Link
US (2) US7965840B2 (ja)
EP (1) EP1505761A4 (ja)
JP (2) JP4561361B2 (ja)
CN (3) CN101051894A (ja)
WO (1) WO2003096608A1 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004091133A1 (ja) * 2003-04-08 2004-10-21 Sony Corporation データ伝送方法
JP2005020564A (ja) * 2003-06-27 2005-01-20 Canon Inc 暗号化・復号方法及び装置、プログラム
JP2008072661A (ja) * 2006-09-15 2008-03-27 Ricoh Co Ltd 情報処理装置、情報処理方法、プログラム及び記録媒体
WO2008041305A1 (en) * 2006-09-29 2008-04-10 Media Global Links Co., Ltd. High-quality compressed video transmitting system

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2382753A (en) * 2001-12-03 2003-06-04 Sony Uk Ltd Encrypting video data, ensuring that all encrypted data values lie in a legal range
CN101661210B (zh) * 2006-04-04 2011-04-06 精工爱普生株式会社 投影系统认证处理方法及投影仪和信息处理装置控制方法
JP5965750B2 (ja) * 2012-07-03 2016-08-10 日本放送協会 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
CN102779303A (zh) * 2012-08-07 2012-11-14 上海方付通商务服务有限公司 一种基于手机的无线支付系统及方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63502393A (ja) * 1985-11-26 1988-09-08 ウェイス，ジェフリ−・エイ 記号化および復号化システムを同期化させる方法と装置
JPH04179344A (ja) * 1990-11-14 1992-06-26 Hitachi Denshi Ltd 符号化装置
JPH06225258A (ja) * 1993-01-28 1994-08-12 Matsushita Electric Ind Co Ltd デジタルデータ記録再生装置
JPH0767140A (ja) * 1993-08-27 1995-03-10 Sony Corp 符号化伝送方法
JPH10108217A (ja) * 1996-09-26 1998-04-24 Nec Corp 映像信号時分割回路
JP2001326616A (ja) * 2000-05-15 2001-11-22 Sony Corp データ伝送方法及びデータ伝送装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1153103A (en) * 1981-03-19 1983-08-30 Northern Telecom Limited Scrambling and unscrambling video signals in a pay tv system
US4742544A (en) * 1984-07-09 1988-05-03 Kupnicki Richard A Television transmission network with scrambling and descrambling
DE3514860A1 (de) * 1985-04-25 1986-10-30 ANT Nachrichtentechnik GmbH, 7150 Backnang Verfahren zur bitweise verschluesselten uebertragung
US4691319A (en) * 1985-06-18 1987-09-01 Bella Bose Method and system for detecting a predetermined number of unidirectional errors
GB9008374D0 (en) * 1990-04-12 1990-06-13 British Telecomm Communication system
US5289276A (en) * 1992-06-19 1994-02-22 General Electric Company Method and apparatus for conveying compressed video data over a noisy communication channel
JPH06292165A (ja) * 1993-03-31 1994-10-18 Sony Corp デジタルデータ伝送方法
US5515437A (en) * 1993-08-23 1996-05-07 Matsushita Electric Industrial Co., Ltd. Scramble transmission apparatus and signal processing apparatus
KR100253473B1 (ko) * 1993-10-12 2000-04-15 모리시타 요이찌 스크램블장치, 디스크램블장치 및 스크램블전송장치
MY111825A (en) * 1994-03-28 2001-01-31 Fipa Frohwitter Ip Ag Digital information signal transmitting/receiving method and system
US5606612A (en) * 1994-07-25 1997-02-25 General Instrument Corporation, Jerrold Communications Division Method and apparatus for television signal scrambling using a line expansion technique
WO1996005677A1 (en) * 1994-08-12 1996-02-22 Sony Corporation Digital data transfer apparatus
US5561714A (en) * 1994-12-12 1996-10-01 Tektronix, Inc. Scrambling system for serial digital video
JP3500880B2 (ja) * 1996-11-26 2004-02-23 ソニー株式会社 ビデオ及びオーディオデータ処理方法及び装置
US6526144B2 (en) * 1997-06-02 2003-02-25 Texas Instruments Incorporated Data protection system
US6065030A (en) * 1998-03-30 2000-05-16 Conexant Systems, Inc. Method and apparatus for implementing short-word division techniques in a multiple modulus conversion context
US6865747B1 (en) * 1999-04-01 2005-03-08 Digital Video Express, L.P. High definition media storage structure and playback mechanism
EP1357755A1 (en) * 2001-01-30 2003-10-29 Sony Corporation Data creation method and data transfer method and apparatus
JP4581334B2 (ja) * 2003-04-08 2010-11-17 ソニー株式会社 データ伝送装置及びデータ受信装置
JP4179344B2 (ja) 2006-06-06 2008-11-12 エプソンイメージングデバイス株式会社 液晶装置及び電子機器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63502393A (ja) * 1985-11-26 1988-09-08 ウェイス，ジェフリ−・エイ 記号化および復号化システムを同期化させる方法と装置
JPH04179344A (ja) * 1990-11-14 1992-06-26 Hitachi Denshi Ltd 符号化装置
JPH06225258A (ja) * 1993-01-28 1994-08-12 Matsushita Electric Ind Co Ltd デジタルデータ記録再生装置
JPH0767140A (ja) * 1993-08-27 1995-03-10 Sony Corp 符号化伝送方法
JPH10108217A (ja) * 1996-09-26 1998-04-24 Nec Corp 映像信号時分割回路
JP2001326616A (ja) * 2000-05-15 2001-11-22 Sony Corp データ伝送方法及びデータ伝送装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP1505761A4 *

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004091133A1 (ja) * 2003-04-08 2004-10-21 Sony Corporation データ伝送方法
JP2004312405A (ja) * 2003-04-08 2004-11-04 Sony Corp データ伝送方法及びデータ伝送装置並びにデータ受信方法及びデータ受信装置
EP1612989A1 (en) * 2003-04-08 2006-01-04 Sony Corporation Data transmission method
JP4581334B2 (ja) * 2003-04-08 2010-11-17 ソニー株式会社 データ伝送装置及びデータ受信装置
US8165295B2 (en) 2003-04-08 2012-04-24 Sony Corporation Data transmission method
EP1612989A4 (en) * 2003-04-08 2012-06-13 Sony Corp DATA TRANSFER PROCEDURE
JP2005020564A (ja) * 2003-06-27 2005-01-20 Canon Inc 暗号化・復号方法及び装置、プログラム
JP4672971B2 (ja) * 2003-06-27 2011-04-20 キヤノン株式会社 暗号化・復号方法及び装置
JP2008072661A (ja) * 2006-09-15 2008-03-27 Ricoh Co Ltd 情報処理装置、情報処理方法、プログラム及び記録媒体
WO2008041305A1 (en) * 2006-09-29 2008-04-10 Media Global Links Co., Ltd. High-quality compressed video transmitting system
JP4755691B2 (ja) * 2006-09-29 2011-08-24 株式会社メディアグローバルリンクス 高画質圧縮映像伝送システム

Also Published As

Publication number Publication date
EP1505761A4 (en) 2010-06-02
JP5168261B2 (ja) 2013-03-21
CN101051894A (zh) 2007-10-10
US7965840B2 (en) 2011-06-21
US20040158726A1 (en) 2004-08-12
US20100220860A1 (en) 2010-09-02
CN101087191A (zh) 2007-12-12
CN1328874C (zh) 2007-07-25
EP1505761A1 (en) 2005-02-09
US8542829B2 (en) 2013-09-24
CN1533647A (zh) 2004-09-29
JP4561361B2 (ja) 2010-10-13
JPWO2003096608A1 (ja) 2005-09-15
JP2010074838A (ja) 2010-04-02

Similar Documents

Publication Publication Date Title
GB2430525A (en) Electronic lock system and method for providing access thereto
WO2006020826A3 (en) Method and apparatus for fast encoding of data symbols according to half-weight codes
WO2007008012A3 (en) Apparatus and method of processing an audio signal
WO2001078298A8 (fr) Systeme et procede de traitement d'informations
WO2008078390A1 (ja) データ圧縮装置およびデータ復元装置
TW200741456A (en) Information processing apparatus, information recording medium manufacturing apparatus, and information recording medium
MXPA02002557A (es) Autentificacion utilizando una marca de agua digital.
TW200723817A (en) System and method of protecting digital data
WO2002069188A3 (en) Encoding semi-structured data for efficient search and browsing
EP1560120A4 (en) ACCESS METHOD
WO2007040985A3 (en) Method and apparatus for ifdma/dft-s-ofdm transmission
DE60307402D1 (de) Inhaltsverwaltungsverfahren durch Verschlüsselung, Aufzeichnungs-/Wiedergabevorrichtung und Aufzeichnungsmedium.
WO2005109327A3 (en) Methods for encoding and decoding information
EP2270791A3 (en) Method and apparatus for decoding multiword information
GB0117926D0 (en) Method for random access to encrypted content
DK1467511T3 (da) Datatransmissionsmetode til et flerbruger, multipunkt-til-multipunkt digitalt datatransmissionssystem
WO2003096608A1 (fr) Procede de transmission de donnees et dispositif de transmission de donnees
TW200703996A (en) Methods and apparatus for providing linear erasure codes
ATE407492T1 (de) Verfahren zur verschlüsselung eines n-stelligen datenwortes
WO2003079163A3 (de) Zugangsschutz für einen computer durch ein transportables speichermedium
WO2003019855A3 (en) Method and apparatus for increasing the accuracy and speed of correlation attacks
AU2003259339A1 (en) Method and system for communications monitoring
ATE412219T1 (de) Kommunikationssystem mit eingebetteter synchronisation
ATE279068T1 (de) Anonymisierungsverfahren
DE60302631D1 (de) System und Verfahren zum Verteilen von kryptographischen Schlüsseln, Zugangspunkt und System zum Verteilen eines Authentifizierungskodes

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): CN JP US

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): DE GB

WWE Wipo information: entry into national phase

Ref document number: 2004508520

Country of ref document: JP

WWE Wipo information: entry into national phase

Ref document number: 2003721038

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 10483376

Country of ref document: US

121 Ep: the epo has been informed by wipo that ep was designated in this application
WWE Wipo information: entry into national phase

Ref document number: 20038006650

Country of ref document: CN

WWP Wipo information: published in national office

Ref document number: 2003721038

Country of ref document: EP