DE69916931D1 - Sprachkodierer mit Verschlüsselung - Google Patents

Sprachkodierer mit Verschlüsselung

Info

Publication number
DE69916931D1
DE69916931D1 DE69916931T DE69916931T DE69916931D1 DE 69916931 D1 DE69916931 D1 DE 69916931D1 DE 69916931 T DE69916931 T DE 69916931T DE 69916931 T DE69916931 T DE 69916931T DE 69916931 D1 DE69916931 D1 DE 69916931D1
Authority
DE
Germany
Prior art keywords
encryption
speech encoder
speech
encoder
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
DE69916931T
Other languages
English (en)
Other versions
DE69916931T2 (de
Inventor
Adam L Berenzweig
Steven Anthony Falco
Semyon B Mizikovsky
Winston Edward Pekrul
Robert John Rance
Donald Joseph Youtkus
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies 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
Application filed by Lucent Technologies Inc filed Critical Lucent Technologies Inc
Publication of DE69916931D1 publication Critical patent/DE69916931D1/de
Application granted granted Critical
Publication of DE69916931T2 publication Critical patent/DE69916931T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • 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
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/80—Wireless

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
DE69916931T 1998-06-15 1999-06-08 Sprachkodierer mit Verschlüsselung Expired - Lifetime DE69916931T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/097,782 US6266412B1 (en) 1998-06-15 1998-06-15 Encrypting speech coder
US97782 1998-06-15

Publications (2)

Publication Number Publication Date
DE69916931D1 true DE69916931D1 (de) 2004-06-09
DE69916931T2 DE69916931T2 (de) 2005-04-28

Family

ID=22265101

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69916931T Expired - Lifetime DE69916931T2 (de) 1998-06-15 1999-06-08 Sprachkodierer mit Verschlüsselung

Country Status (9)

Country Link
US (1) US6266412B1 (de)
EP (1) EP0966126B1 (de)
JP (1) JP3621604B2 (de)
KR (1) KR100519839B1 (de)
CN (1) CN1239247A (de)
BR (1) BR9914229A (de)
CA (1) CA2270081C (de)
DE (1) DE69916931T2 (de)
TW (1) TW456127B (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6963884B1 (en) * 1999-03-10 2005-11-08 Digimarc Corporation Recoverable digital content degradation: method and apparatus
US6606716B1 (en) * 1999-10-06 2003-08-12 Dell Usa, L.P. Method and system for automated technical support for computers
EP2271170B1 (de) 2000-03-03 2012-09-05 Qualcomm Incorporated Verfahren und Einrichtung zur Beteiligung an Gruppenkommunikationsdiensten in einem bestehenden Kommunikationssystem
US20020032714A1 (en) * 2000-06-27 2002-03-14 Yusuke Monobe Image control system, image control method and program for same
US7103180B1 (en) * 2001-10-25 2006-09-05 Hewlett-Packard Development Company, L.P. Method of implementing the data encryption standard with reduced computation
US8218768B2 (en) * 2002-01-14 2012-07-10 Qualcomm Incorporated Cryptosync design for a wireless communication system
US7143028B2 (en) * 2002-07-24 2006-11-28 Applied Minds, Inc. Method and system for masking speech
KR100417125B1 (ko) * 2002-08-07 2004-02-05 주식회사 팬택앤큐리텔 무선통신 단말의 비화통신모드 자동 진입 방법
US20050193197A1 (en) * 2004-02-26 2005-09-01 Sarvar Patel Method of generating a cryptosync
US8594323B2 (en) * 2004-09-21 2013-11-26 Rockstar Consortium Us Lp Method and apparatus for generating large numbers of encryption keys
US8244305B2 (en) * 2007-06-04 2012-08-14 Telefonaktiebolaget Lm Ericsson (Publ) Efficient, secure digital wireless voice telephony via selective encryption
EP2452484A1 (de) * 2009-07-09 2012-05-16 Georgia Tech Research Corporation System und verfahren zur bereitstellung der sicherheit einer physikalischen schicht
CN101996632B (zh) * 2009-08-10 2012-02-22 北京多思科技发展有限公司 一种支持语音编码加密的芯片、方法和通信设备
CN101764666B (zh) * 2009-12-24 2013-06-26 中国电信股份有限公司 语音加密的方法及装置、语音解密的方法及装置
EP2381613B1 (de) * 2010-04-20 2017-07-26 Swisscom AG Verbesserung der Sicherheit von Kommunikationssystemen
US8903088B2 (en) 2011-12-02 2014-12-02 Adobe Systems Incorporated Binding of protected video content to video player with encryption key
US8879731B2 (en) * 2011-12-02 2014-11-04 Adobe Systems Incorporated Binding of protected video content to video player with block cipher hash
US9064318B2 (en) 2012-10-25 2015-06-23 Adobe Systems Incorporated Image matting and alpha value techniques
US9201580B2 (en) 2012-11-13 2015-12-01 Adobe Systems Incorporated Sound alignment user interface
US10638221B2 (en) 2012-11-13 2020-04-28 Adobe Inc. Time interval sound alignment
US9355649B2 (en) 2012-11-13 2016-05-31 Adobe Systems Incorporated Sound alignment using timing information
US9076205B2 (en) 2012-11-19 2015-07-07 Adobe Systems Incorporated Edge direction and curve based image de-blurring
US10249321B2 (en) 2012-11-20 2019-04-02 Adobe Inc. Sound rate modification
US8897588B2 (en) 2012-11-20 2014-11-25 Adobe Systems Incorporated Data-driven edge-based image de-blurring
US9451304B2 (en) 2012-11-29 2016-09-20 Adobe Systems Incorporated Sound feature priority alignment
US9135710B2 (en) 2012-11-30 2015-09-15 Adobe Systems Incorporated Depth map stereo correspondence techniques
US10455219B2 (en) 2012-11-30 2019-10-22 Adobe Inc. Stereo correspondence and depth sensors
US9208547B2 (en) 2012-12-19 2015-12-08 Adobe Systems Incorporated Stereo correspondence smoothness tool
US10249052B2 (en) 2012-12-19 2019-04-02 Adobe Systems Incorporated Stereo correspondence model fitting
US9214026B2 (en) 2012-12-20 2015-12-15 Adobe Systems Incorporated Belief propagation and affinity measures
CN106487514A (zh) 2015-09-01 2017-03-08 北京三星通信技术研究有限公司 语音通信加密方法、解密方法及其装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4608455A (en) * 1982-04-05 1986-08-26 Bell Telephone Laboratories, Incorporated Processing of encrypted voice signals
US5757913A (en) * 1993-04-23 1998-05-26 International Business Machines Corporation Method and apparatus for data authentication in a data communication environment
US5363448A (en) * 1993-06-30 1994-11-08 United Technologies Automotive, Inc. Pseudorandom number generation and cryptographic authentication
US5381480A (en) * 1993-09-20 1995-01-10 International Business Machines Corporation System for translating encrypted data
DE4339464C2 (de) * 1993-11-19 1995-11-16 Litef Gmbh Verfahren zur Sprachverschleierung und -entschleierung bei der Sprachübertragung und Einrichtung zur Durchführung des Verfahrens
US5432848A (en) * 1994-04-15 1995-07-11 International Business Machines Corporation DES encryption and decryption unit with error checking
FR2729245B1 (fr) * 1995-01-06 1997-04-11 Lamblin Claude Procede de codage de parole a prediction lineaire et excitation par codes algebriques
US5623549A (en) * 1995-01-30 1997-04-22 Ritter; Terry F. Cipher mechanisms with fencing and balanced block mixing
US5673319A (en) * 1995-02-06 1997-09-30 International Business Machines Corporation Block cipher mode of operation for secure, length-preserving encryption
JPH08293860A (ja) * 1995-04-19 1996-11-05 Kyocera Corp 音声暗号化通信装置
US5671283A (en) * 1995-06-08 1997-09-23 Wave Systems Corp. Secure communication system with cross linked cryptographic codes
US5606616A (en) * 1995-07-03 1997-02-25 General Instrument Corporation Of Delaware Cryptographic apparatus with double feedforward hash function
CA2164768C (en) * 1995-12-08 2001-01-23 Carlisle Michael Adams Constructing symmetric ciphers using the cast design procedure
US5870470A (en) * 1996-02-20 1999-02-09 International Business Machines Corporation Method and apparatus for encrypting long blocks using a short-block encryption procedure
US5694473A (en) * 1996-05-17 1997-12-02 Motorola, Inc. Decryption of retransmitted data in an encrypted communication system
US5745577A (en) * 1996-07-25 1998-04-28 Northern Telecom Limited Symmetric cryptographic system for data encryption
US5949884A (en) * 1996-11-07 1999-09-07 Entrust Technologies, Ltd. Design principles of the shade cipher
KR19980054695A (ko) * 1996-12-27 1998-09-25 구자홍 디지탈 휴대전화의 도청 방지 장치.

Also Published As

Publication number Publication date
TW456127B (en) 2001-09-21
KR20000006093A (ko) 2000-01-25
KR100519839B1 (ko) 2005-10-06
EP0966126A3 (de) 2002-11-13
US6266412B1 (en) 2001-07-24
EP0966126B1 (de) 2004-05-06
DE69916931T2 (de) 2005-04-28
CA2270081A1 (en) 1999-12-15
CN1239247A (zh) 1999-12-22
CA2270081C (en) 2002-12-17
JP3621604B2 (ja) 2005-02-16
BR9914229A (pt) 2001-07-31
JP2000031941A (ja) 2000-01-28
EP0966126A2 (de) 1999-12-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition