CN1081037A - 用于掩蔽传输信道产生的差错的声码器数据设置的方法和*** - Google Patents
用于掩蔽传输信道产生的差错的声码器数据设置的方法和*** Download PDFInfo
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- CN1081037A CN1081037A CN93102375A CN93102375A CN1081037A CN 1081037 A CN1081037 A CN 1081037A CN 93102375 A CN93102375 A CN 93102375A CN 93102375 A CN93102375 A CN 93102375A CN 1081037 A CN1081037 A CN 1081037A
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
Description
LSPi | 线谱对频率i |
PLAGi | 第i音调子帧的音调迟延 |
PGAINi | 第i音调子帧的音调增益 |
CBINDEXi | 第i代码簿子帧的代码簿阶 |
CBGAINi | 第i代码簿子帧的代码簿增益 |
CBSEED | 八分之一速率数据包的随机种源 |
PCB | 在全速率数据包中用于检测和纠错的奇偶检验比特 |
Claims (21)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US82670192A | 1992-01-28 | 1992-01-28 | |
US826,701 | 1992-01-28 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001241869A Division CN100382479C (zh) | 1992-01-28 | 1993-01-27 | 掩蔽传输信道产生的差错的声码器数据设置的方法和*** |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1081037A true CN1081037A (zh) | 1994-01-19 |
CN1072867C CN1072867C (zh) | 2001-10-10 |
Family
ID=25247288
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001241869A Expired - Lifetime CN100382479C (zh) | 1992-01-28 | 1993-01-27 | 掩蔽传输信道产生的差错的声码器数据设置的方法和*** |
CN93102375A Expired - Lifetime CN1072867C (zh) | 1992-01-28 | 1993-01-27 | 用于掩蔽传输信道产生的差错的声码器数据设置的方法和*** |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001241869A Expired - Lifetime CN100382479C (zh) | 1992-01-28 | 1993-01-27 | 掩蔽传输信道产生的差错的声码器数据设置的方法和*** |
Country Status (22)
Country | Link |
---|---|
US (1) | US5600754A (zh) |
EP (1) | EP0624275B2 (zh) |
JP (1) | JP3604689B2 (zh) |
KR (1) | KR0168900B1 (zh) |
CN (2) | CN100382479C (zh) |
AT (1) | ATE180091T1 (zh) |
AU (1) | AU678962B2 (zh) |
BR (1) | BR9305808A (zh) |
CA (1) | CA2128708C (zh) |
DE (1) | DE69324906T3 (zh) |
DK (1) | DK0624275T4 (zh) |
ES (1) | ES2131576T5 (zh) |
FI (1) | FI118103B (zh) |
GR (1) | GR3030910T3 (zh) |
HK (2) | HK1011110A1 (zh) |
IL (1) | IL104500A (zh) |
MX (1) | MX9300442A (zh) |
NO (1) | NO942751D0 (zh) |
PL (1) | PL172397B1 (zh) |
TW (1) | TW224191B (zh) |
WO (1) | WO1993015502A1 (zh) |
ZA (1) | ZA93450B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN100397484C (zh) * | 1994-02-16 | 2008-06-25 | 高通股份有限公司 | 数字信号处理器 |
CN106486129A (zh) * | 2014-06-27 | 2017-03-08 | 华为技术有限公司 | 一种音频编码方法和装置 |
CN106663444A (zh) * | 2014-07-28 | 2017-05-10 | 弗劳恩霍夫应用研究促进协会 | 用于使用谐波后置滤波器来处理音频信号的装置及方法 |
CN110136735A (zh) * | 2019-05-13 | 2019-08-16 | 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 |
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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 |
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US11330649B2 (en) | 2019-01-25 | 2022-05-10 | XCOM Labs, Inc. | Methods and systems of multi-link peer-to-peer communications |
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-
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
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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
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1998
- 1998-08-21 HK HK98110102A patent/HK1011110A1/xx not_active IP Right Cessation
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1999
- 1999-08-02 GR GR990401991T patent/GR3030910T3/el unknown
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2001
- 2001-09-13 HK HK01106463A patent/HK1035976A1/xx not_active IP Right Cessation
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN100397484C (zh) * | 1994-02-16 | 2008-06-25 | 高通股份有限公司 | 数字信号处理器 |
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CN110136735A (zh) * | 2019-05-13 | 2019-08-16 | 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 |
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