MX9300442A - Metodo y sistema para la disposicion de datos de codificador de voz ('vocoder') para ocultar los errores inducidos por el canal de transmision. - Google Patents
Metodo y sistema para la disposicion de datos de codificador de voz ('vocoder') para ocultar los errores inducidos por el canal de transmision.Info
- Publication number
- MX9300442A MX9300442A MX9300442A MX9300442A MX9300442A MX 9300442 A MX9300442 A MX 9300442A MX 9300442 A MX9300442 A MX 9300442A MX 9300442 A MX9300442 A MX 9300442A MX 9300442 A MX9300442 A MX 9300442A
- Authority
- MX
- Mexico
- Prior art keywords
- data packet
- significant bits
- data
- perceptually significant
- transmission channel
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title abstract 3
- 108091006146 Channels Proteins 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
-
- 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
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
-
- 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
- G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
- G10L19/07—Line spectrum pair [LSP] vocoders
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
- H04B1/665—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/0083—Formatting with frames or packets; Protocol or part of protocol for error control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/0086—Unequal error protection
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Error Detection And Correction (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Time-Division Multiplex Systems (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Detection And Correction Of Errors (AREA)
- Communication Control (AREA)
- Superheterodyne Receivers (AREA)
Abstract
Un método y sistema por los que se organizan datos de parámetros, representativos del habla codificada de voz, en un paquete de datos para transmisión, de manera de reducir el impacto de los errores inducidos por el canal de transmisión sobre el paquete de datos.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82670192A | 1992-01-28 | 1992-01-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
MX9300442A true MX9300442A (es) | 1994-07-29 |
Family
ID=25247288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX9300442A MX9300442A (es) | 1992-01-28 | 1993-01-27 | Metodo y sistema para la disposicion de datos de codificador de voz ('vocoder') para ocultar los errores inducidos por el canal de transmision. |
Country Status (22)
Country | Link |
---|---|
US (1) | US5600754A (es) |
EP (1) | EP0624275B2 (es) |
JP (1) | JP3604689B2 (es) |
KR (1) | KR0168900B1 (es) |
CN (2) | CN100382479C (es) |
AT (1) | ATE180091T1 (es) |
AU (1) | AU678962B2 (es) |
BR (1) | BR9305808A (es) |
CA (1) | CA2128708C (es) |
DE (1) | DE69324906T3 (es) |
DK (1) | DK0624275T4 (es) |
ES (1) | ES2131576T5 (es) |
FI (1) | FI118103B (es) |
GR (1) | GR3030910T3 (es) |
HK (2) | HK1011110A1 (es) |
IL (1) | IL104500A (es) |
MX (1) | MX9300442A (es) |
NO (1) | NO942751D0 (es) |
PL (1) | PL172397B1 (es) |
TW (1) | TW224191B (es) |
WO (1) | WO1993015502A1 (es) |
ZA (1) | ZA93450B (es) |
Families Citing this family (56)
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US5704001A (en) * | 1994-08-04 | 1997-12-30 | Qualcomm Incorporated | Sensitivity weighted vector quantization of line spectral pair frequencies |
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FR2729246A1 (fr) * | 1995-01-06 | 1996-07-12 | Matra Communication | Procede de codage de parole a analyse par synthese |
FR2729244B1 (fr) * | 1995-01-06 | 1997-03-28 | Matra Communication | Procede de codage de parole a analyse par synthese |
FR2729247A1 (fr) * | 1995-01-06 | 1996-07-12 | Matra Communication | Procede de codage de parole a analyse par synthese |
US7280564B1 (en) | 1995-02-06 | 2007-10-09 | Adc Telecommunications, Inc. | Synchronization techniques in multipoint-to-point communication using orthgonal frequency division multiplexing |
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FI950917A (fi) * | 1995-02-28 | 1996-08-29 | Nokia Telecommunications Oy | Puhekoodausparametrien käsittely tietoliikennejärjestelmässä |
ZA965340B (en) | 1995-06-30 | 1997-01-27 | Interdigital Tech Corp | Code division multiple access (cdma) communication system |
US5754734A (en) * | 1995-10-31 | 1998-05-19 | Motorola, Inc. | Method of transmitting voice coding information using cyclic redundancy check bits |
FI103456B (fi) * | 1996-03-29 | 1999-06-30 | Nokia Telecommunications Oy | Puheen siirto pakettiverkossa |
US5920581A (en) * | 1996-05-31 | 1999-07-06 | Vtech Communications, Ltd. | Error detection method and apparatus for digital communication data packets |
US6014622A (en) | 1996-09-26 | 2000-01-11 | Rockwell Semiconductor Systems, Inc. | Low bit rate speech coder using adaptive open-loop subframe pitch lag estimation and vector quantization |
KR100199959B1 (ko) * | 1996-10-14 | 1999-06-15 | 김영환 | 시디엠에이 이동통신 시스템의 패리티 검사장치 및 그 방법 |
KR100198476B1 (ko) * | 1997-04-23 | 1999-06-15 | 윤종용 | 노이즈에 견고한 스펙트럼 포락선 양자화기 및 양자화 방법 |
IL120788A (en) * | 1997-05-06 | 2000-07-16 | Audiocodes Ltd | Systems and methods for encoding and decoding speech for lossy transmission networks |
WO1999001941A1 (es) * | 1997-07-02 | 1999-01-14 | Alcatel Alsthom - Compagnie Generale D'electricite | Dispositivo de transmision de una señal de voz codificada adpcm |
GB2328125B (en) | 1997-08-08 | 2002-04-10 | Ericsson Telefon Ab L M | Network control system |
US5872774A (en) * | 1997-09-19 | 1999-02-16 | Qualcomm Incorporated | Mobile station assisted timing synchronization in a CDMA communication system |
US6188980B1 (en) * | 1998-08-24 | 2001-02-13 | Conexant Systems, Inc. | Synchronized encoder-decoder frame concealment using speech coding parameters including line spectral frequencies and filter coefficients |
US6169759B1 (en) | 1999-03-22 | 2001-01-02 | Golden Bridge Technology | Common packet channel |
US6606341B1 (en) | 1999-03-22 | 2003-08-12 | Golden Bridge Technology, Inc. | Common packet channel with firm handoff |
JP2000305599A (ja) | 1999-04-22 | 2000-11-02 | Sony Corp | 音声合成装置及び方法、電話装置並びにプログラム提供媒体 |
GB9910002D0 (en) * | 1999-05-01 | 1999-06-30 | King S College London | Audio signal encoders and decoders |
US6226283B1 (en) * | 1999-05-13 | 2001-05-01 | Motorola, Inc. | Method and selector for performing selection in a communication system |
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JP3613448B2 (ja) * | 1999-06-21 | 2005-01-26 | 株式会社エヌ・ティ・ティ・ドコモ | データ伝送方法、データ伝送システム、送信装置および受信装置 |
US6658112B1 (en) | 1999-08-06 | 2003-12-02 | General Dynamics Decision Systems, Inc. | Voice decoder and method for detecting channel errors using spectral energy evolution |
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US6745024B1 (en) | 2000-01-10 | 2004-06-01 | Qualcomm Incorporated | System and method for preparing and sending an electronic mail communication using a wireless communications device |
CA2397893C (en) | 2000-01-20 | 2011-05-03 | Nortel Networks Limited | Hybrid arq schemes with soft combining in variable rate packet data applications |
DE10031803C2 (de) | 2000-07-04 | 2002-09-19 | Bosch Gmbh Robert | Verfahren zur Übertragung von digitalen Daten mittels Rundfunksignalen im orthogonalen Frequenzmultiplex(OFDM) |
US6807312B2 (en) * | 2001-07-13 | 2004-10-19 | Sharp Laboratories Of America, Inc. | Robust codebooks for vector quantization |
JP3463752B2 (ja) | 2001-07-25 | 2003-11-05 | 三菱電機株式会社 | 音響符号化装置、音響復号化装置、音響符号化方法および音響復号化方法 |
JP3469567B2 (ja) * | 2001-09-03 | 2003-11-25 | 三菱電機株式会社 | 音響符号化装置、音響復号化装置、音響符号化方法及び音響復号化方法 |
US6671518B2 (en) * | 2001-11-19 | 2003-12-30 | Motorola, Inc. | Method and apparatus for transmitting voice information |
US7164672B1 (en) * | 2002-03-29 | 2007-01-16 | At&T Corp. | Method and apparatus for QoS improvement with packet voice transmission over wireless LANs |
US20040225500A1 (en) * | 2002-09-25 | 2004-11-11 | William Gardner | Data communication through acoustic channels and compression |
WO2006121101A1 (ja) * | 2005-05-13 | 2006-11-16 | Matsushita Electric Industrial Co., Ltd. | 音声符号化装置およびスペクトル変形方法 |
US7395202B2 (en) * | 2005-06-09 | 2008-07-01 | Motorola, Inc. | Method and apparatus to facilitate vocoder erasure processing |
WO2007040363A1 (en) * | 2005-10-05 | 2007-04-12 | Lg Electronics Inc. | Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor |
BR112015031606B1 (pt) | 2013-06-21 | 2021-12-14 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Aparelho e método para desvanecimento de sinal aperfeiçoado em diferentes domínios durante ocultação de erros |
US9542955B2 (en) * | 2014-03-31 | 2017-01-10 | Qualcomm Incorporated | High-band signal coding using multiple sub-bands |
CN105225670B (zh) | 2014-06-27 | 2016-12-28 | 华为技术有限公司 | 一种音频编码方法和装置 |
EP2980799A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for processing an audio signal using a harmonic post-filter |
US11063645B2 (en) | 2018-12-18 | 2021-07-13 | XCOM Labs, Inc. | Methods of wirelessly communicating with a group of devices |
US10756795B2 (en) | 2018-12-18 | 2020-08-25 | XCOM Labs, Inc. | User equipment with cellular link and peer-to-peer link |
US11330649B2 (en) | 2019-01-25 | 2022-05-10 | XCOM Labs, Inc. | Methods and systems of multi-link peer-to-peer communications |
US10756767B1 (en) | 2019-02-05 | 2020-08-25 | XCOM Labs, Inc. | User equipment for wirelessly communicating cellular signal with another user equipment |
CN110136735B (zh) * | 2019-05-13 | 2021-09-28 | 腾讯音乐娱乐科技(深圳)有限公司 | 一种音频修复方法、设备及可读存储介质 |
WO2020250369A1 (ja) * | 2019-06-13 | 2020-12-17 | 日本電信電話株式会社 | 音信号受信復号方法、音信号復号方法、音信号受信側装置、復号装置、プログラム及び記録媒体 |
WO2020250371A1 (ja) * | 2019-06-13 | 2020-12-17 | 日本電信電話株式会社 | 音信号符号化送信方法、音信号符号化方法、音信号送信側装置、符号化装置、プログラム及び記録媒体 |
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US4100377A (en) * | 1977-04-28 | 1978-07-11 | Bell Telephone Laboratories, Incorporated | Packet transmission of speech |
US4617676A (en) * | 1984-09-04 | 1986-10-14 | At&T Bell Laboratories | Predictive communication system filtering arrangement |
CA1220282A (en) * | 1985-04-03 | 1987-04-07 | Northern Telecom Limited | Transmission of wideband speech signals |
US4665514A (en) * | 1985-08-02 | 1987-05-12 | American Telephone And Telegraph Company, At&T Bell Laboratories | Integrated voice/data network |
US4726037A (en) * | 1986-03-26 | 1988-02-16 | American Telephone And Telegraph Company, At&T Bell Laboratories | Predictive communication system filtering arrangement |
US4903301A (en) * | 1987-02-27 | 1990-02-20 | Hitachi, Ltd. | Method and system for transmitting variable rate speech signal |
US4922537A (en) * | 1987-06-02 | 1990-05-01 | Frederiksen & Shu Laboratories, Inc. | Method and apparatus employing audio frequency offset extraction and floating-point conversion for digitally encoding and decoding high-fidelity audio signals |
FR2621436B1 (fr) * | 1987-10-02 | 1990-01-19 | Matra Communication | Procede et installation de transmission numerique de parole entre mobiles |
US4852179A (en) * | 1987-10-05 | 1989-07-25 | Motorola, Inc. | Variable frame rate, fixed bit rate vocoding method |
JP3102015B2 (ja) * | 1990-05-28 | 2000-10-23 | 日本電気株式会社 | 音声復号化方法 |
CA2483322C (en) * | 1991-06-11 | 2008-09-23 | Qualcomm Incorporated | Error masking in a variable rate vocoder |
-
1992
- 1992-02-18 TW TW081101187A patent/TW224191B/zh active
-
1993
- 1993-01-21 ZA ZA93450A patent/ZA93450B/xx unknown
- 1993-01-25 IL IL10450093A patent/IL104500A/en not_active IP Right Cessation
- 1993-01-26 ES ES93904649T patent/ES2131576T5/es not_active Expired - Lifetime
- 1993-01-26 EP EP93904649A patent/EP0624275B2/en not_active Expired - Lifetime
- 1993-01-26 DK DK93904649T patent/DK0624275T4/da active
- 1993-01-26 WO PCT/US1993/000703 patent/WO1993015502A1/en active IP Right Grant
- 1993-01-26 DE DE69324906T patent/DE69324906T3/de not_active Expired - Lifetime
- 1993-01-26 KR KR1019940702605A patent/KR0168900B1/ko not_active IP Right Cessation
- 1993-01-26 BR BR9305808A patent/BR9305808A/pt not_active IP Right Cessation
- 1993-01-26 CA CA002128708A patent/CA2128708C/en not_active Expired - Lifetime
- 1993-01-26 AU AU35939/93A patent/AU678962B2/en not_active Expired
- 1993-01-26 AT AT93904649T patent/ATE180091T1/de active
- 1993-01-26 JP JP51339593A patent/JP3604689B2/ja not_active Expired - Lifetime
- 1993-01-26 PL PL93305984A patent/PL172397B1/pl unknown
- 1993-01-27 MX MX9300442A patent/MX9300442A/es unknown
- 1993-01-27 CN CNB001241869A patent/CN100382479C/zh not_active Expired - Lifetime
- 1993-01-27 CN CN93102375A patent/CN1072867C/zh not_active Expired - Lifetime
-
1994
- 1994-02-14 US US08/194,824 patent/US5600754A/en not_active Expired - Lifetime
- 1994-07-22 NO NO942751A patent/NO942751D0/no unknown
- 1994-07-27 FI FI943538A patent/FI118103B/fi not_active IP Right Cessation
-
1998
- 1998-08-21 HK HK98110102A patent/HK1011110A1/xx not_active IP Right Cessation
-
1999
- 1999-08-02 GR GR990401991T patent/GR3030910T3/el unknown
-
2001
- 2001-09-13 HK HK01106463A patent/HK1035976A1/xx not_active IP Right Cessation
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