BR9702072A - Sistema de transmissão transmissor para transmitir um sinal de entrada codificador e processos para transmitir um sinal de entrada através de um canal de transmissão e para codificar um sinal de entrada - Google Patents

Sistema de transmissão transmissor para transmitir um sinal de entrada codificador e processos para transmitir um sinal de entrada através de um canal de transmissão e para codificar um sinal de entrada

Info

Publication number
BR9702072A
BR9702072A BR9702072A BR9702072A BR9702072A BR 9702072 A BR9702072 A BR 9702072A BR 9702072 A BR9702072 A BR 9702072A BR 9702072 A BR9702072 A BR 9702072A BR 9702072 A BR9702072 A BR 9702072A
Authority
BR
Brazil
Prior art keywords
input signal
transmitting
encoding
processes
transmission system
Prior art date
Application number
BR9702072A
Other languages
English (en)
Other versions
BR9702072B1 (pt
Inventor
Friedhelm Wuppermann
Fransiscus Marinus Jozeph Bont
Original Assignee
Philips Electronics Nv
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8223672&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9702072(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Philips Electronics Nv filed Critical Philips Electronics Nv
Publication of BR9702072A publication Critical patent/BR9702072A/pt
Publication of BR9702072B1 publication Critical patent/BR9702072B1/pt

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
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L2019/0001—Codebooks
    • G10L2019/0013—Codebook search algorithms

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
BRPI9702072-9A 1996-02-15 1997-01-31 sistema de transmissço, transmissor para transmitir um sinal de entrada, codificador, e, processos para transmitir um sinal de entrada atravÉs de um canal de transmissço e para codificar um sinal de entrada. BR9702072B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP96200370 1996-02-15
PCT/IB1997/000068 WO1997030524A1 (en) 1996-02-15 1997-01-31 Reduced complexity signal transmission system

Publications (2)

Publication Number Publication Date
BR9702072A true BR9702072A (pt) 1998-05-26
BR9702072B1 BR9702072B1 (pt) 2009-01-13

Family

ID=8223672

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9702072-9A BR9702072B1 (pt) 1996-02-15 1997-01-31 sistema de transmissço, transmissor para transmitir um sinal de entrada, codificador, e, processos para transmitir um sinal de entrada atravÉs de um canal de transmissço e para codificar um sinal de entrada.

Country Status (10)

Country Link
US (1) US5920832A (pt)
EP (1) EP0821848B1 (pt)
JP (1) JP3970327B2 (pt)
KR (1) KR100455970B1 (pt)
CN (1) CN1146129C (pt)
AR (1) AR007765A1 (pt)
BR (1) BR9702072B1 (pt)
CA (1) CA2218217C (pt)
DE (1) DE69732746C5 (pt)
WO (1) WO1997030524A1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3261691B2 (ja) * 1997-11-28 2002-03-04 沖電気工業株式会社 符号帳予備選択装置
TW439368B (en) * 1998-05-14 2001-06-07 Koninkl Philips Electronics Nv Transmission system using an improved signal encoder and decoder
US7548787B2 (en) 2005-08-03 2009-06-16 Kamilo Feher Medical diagnostic and communication system
US6182030B1 (en) * 1998-12-18 2001-01-30 Telefonaktiebolaget Lm Ericsson (Publ) Enhanced coding to improve coded communication signals
US9307407B1 (en) 1999-08-09 2016-04-05 Kamilo Feher DNA and fingerprint authentication of mobile devices
US9373251B2 (en) 1999-08-09 2016-06-21 Kamilo Feher Base station devices and automobile wireless communication systems
US7260369B2 (en) 2005-08-03 2007-08-21 Kamilo Feher Location finder, tracker, communication and remote control system
EP1199812A1 (en) * 2000-10-20 2002-04-24 Telefonaktiebolaget Lm Ericsson Perceptually improved encoding of acoustic signals
US6766289B2 (en) * 2001-06-04 2004-07-20 Qualcomm Incorporated Fast code-vector searching
US6789059B2 (en) * 2001-06-06 2004-09-07 Qualcomm Incorporated Reducing memory requirements of a codebook vector search
JP4304360B2 (ja) * 2002-05-22 2009-07-29 日本電気株式会社 音声符号化復号方式間の符号変換方法および装置とその記憶媒体
US7024358B2 (en) * 2003-03-15 2006-04-04 Mindspeed Technologies, Inc. Recovering an erased voice frame with time warping
WO2006030864A1 (ja) * 2004-09-17 2006-03-23 Matsushita Electric Industrial Co., Ltd. 音声符号化装置、音声復号装置、通信装置及び音声符号化方法
MX362490B (es) 2014-04-17 2019-01-18 Voiceage Corp Metodos codificador y decodificador para la codificacion y decodificacion predictiva lineal de señales de sonido en la transicion entre cuadros teniendo diferentes tasas de muestreo.

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1223365A (en) * 1984-02-02 1987-06-23 Shigeru Ono Method and apparatus for speech coding
US4944013A (en) * 1985-04-03 1990-07-24 British Telecommunications Public Limited Company Multi-pulse speech coder
US4907276A (en) * 1988-04-05 1990-03-06 The Dsp Group (Israel) Ltd. Fast search method for vector quantizer communication and pattern recognition systems
US5384891A (en) * 1988-09-28 1995-01-24 Hitachi, Ltd. Vector quantizing apparatus and speech analysis-synthesis system using the apparatus
US5293448A (en) * 1989-10-02 1994-03-08 Nippon Telegraph And Telephone Corporation Speech analysis-synthesis method and apparatus therefor
GB2235354A (en) * 1989-08-16 1991-02-27 Philips Electronic Associated Speech coding/encoding using celp
EP0500961B1 (en) * 1990-09-14 1998-04-29 Fujitsu Limited Voice coding system
CA2091754C (en) * 1990-09-28 2002-01-29 Patrick W. Elliot Method of, and system for, coding analogue signals
US5195137A (en) * 1991-01-28 1993-03-16 At&T Bell Laboratories Method of and apparatus for generating auxiliary information for expediting sparse codebook search
JP3254687B2 (ja) * 1991-02-26 2002-02-12 日本電気株式会社 音声符号化方式
US5651090A (en) * 1994-05-06 1997-07-22 Nippon Telegraph And Telephone Corporation Coding method and coder for coding input signals of plural channels using vector quantization, and decoding method and decoder therefor

Also Published As

Publication number Publication date
US5920832A (en) 1999-07-06
KR100455970B1 (ko) 2004-12-31
DE69732746T2 (de) 2006-04-06
DE69732746D1 (de) 2005-04-21
AR007765A1 (es) 1999-11-24
CA2218217C (en) 2004-12-07
JPH11504491A (ja) 1999-04-20
EP0821848A1 (en) 1998-02-04
CA2218217A1 (en) 1997-08-21
DE69732746C5 (de) 2020-11-19
JP3970327B2 (ja) 2007-09-05
CN1146129C (zh) 2004-04-14
BR9702072B1 (pt) 2009-01-13
CN1189264A (zh) 1998-07-29
KR19990007818A (ko) 1999-01-25
EP0821848B1 (en) 2005-03-16
WO1997030524A1 (en) 1997-08-21

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Legal Events

Date Code Title Description
TC Change of name
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 25/02/2009, OBSERVADAS AS CONDICOES LEGAIS.

B25D Requested change of name of applicant approved

Owner name: KONINKLIJKE PHILIPS N. V. (NL)

B25G Requested change of headquarter approved

Owner name: KONINKLIJKE PHILIPS N. V. (NL)

B15K Others concerning applications: alteration of classification

Free format text: PROCEDIMENTO AUTOMATICO DE RECLASSIFICACAO. AS CLASSIFICACOES IPC ANTERIORES ERAM: H04B 1/62; G10L 9/14.

Ipc: G10L 19/12 (2013.01)

Ipc: G10L 19/12 (2013.01)

B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 25.02.2019