CN100382479C - 掩蔽传输信道产生的差错的声码器数据设置的方法和系统 - Google Patents

掩蔽传输信道产生的差错的声码器数据设置的方法和系统 Download PDF

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Publication number
CN100382479C
CN100382479C CNB001241869A CN00124186A CN100382479C CN 100382479 C CN100382479 C CN 100382479C CN B001241869 A CNB001241869 A CN B001241869A CN 00124186 A CN00124186 A CN 00124186A CN 100382479 C CN100382479 C CN 100382479C
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data
supplemental characteristic
frame
packet
vocoder
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Expired - Lifetime
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CNB001241869A
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English (en)
Chinese (zh)
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CN1290085A (zh
Inventor
威廉·R·加德纳
保罗·E·雅各布斯
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Qualcomm Inc
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Qualcomm Inc
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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
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (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)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Error Detection And Correction (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Detection And Correction Of Errors (AREA)
  • Superheterodyne Receivers (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Communication Control (AREA)
CNB001241869A 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系统 Expired - Lifetime CN100382479C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US82670192A 1992-01-28 1992-01-28
US07/826,701 1992-01-28

Related Parent Applications (1)

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CN93102375A Division 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系统

Publications (2)

Publication Number Publication Date
CN1290085A CN1290085A (zh) 2001-04-04
CN100382479C true CN100382479C (zh) 2008-04-16

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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系统
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系统

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Country Status (22)

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CN (2) CN100382479C (US20020090909A1-20020711-M00002.png)
AT (1) ATE180091T1 (US20020090909A1-20020711-M00002.png)
AU (1) AU678962B2 (US20020090909A1-20020711-M00002.png)
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NO (1) NO942751D0 (US20020090909A1-20020711-M00002.png)
PL (1) PL172397B1 (US20020090909A1-20020711-M00002.png)
TW (1) TW224191B (US20020090909A1-20020711-M00002.png)
WO (1) WO1993015502A1 (US20020090909A1-20020711-M00002.png)
ZA (1) ZA93450B (US20020090909A1-20020711-M00002.png)

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Also Published As

Publication number Publication date
IL104500A0 (en) 1993-05-13
WO1993015502A1 (en) 1993-08-05
DE69324906T2 (de) 1999-12-02
DK0624275T4 (da) 2005-10-31
JPH07506439A (ja) 1995-07-13
CN1290085A (zh) 2001-04-04
CN1072867C (zh) 2001-10-10
ES2131576T3 (es) 1999-08-01
FI118103B (fi) 2007-06-29
JP3604689B2 (ja) 2004-12-22
DK0624275T3 (da) 1999-11-15
EP0624275A4 (en) 1995-01-25
IL104500A (en) 1996-06-18
MX9300442A (es) 1994-07-29
GR3030910T3 (en) 1999-11-30
PL172397B1 (pl) 1997-09-30
DE69324906D1 (de) 1999-06-17
PL305984A1 (en) 1995-02-20
ZA93450B (en) 1993-12-28
AU3593993A (en) 1993-09-01
US5600754A (en) 1997-02-04
HK1011110A1 (en) 1999-07-02
DE69324906T3 (de) 2006-08-10
FI943538A0 (fi) 1994-07-27
FI943538A (fi) 1994-09-27
CN1081037A (zh) 1994-01-19
EP0624275B2 (en) 2005-08-31
EP0624275B1 (en) 1999-05-12
EP0624275A1 (en) 1994-11-17
NO942751D0 (no) 1994-07-22
AU678962B2 (en) 1997-06-19
HK1035976A1 (en) 2001-12-14
BR9305808A (pt) 1997-02-18
CA2128708C (en) 1998-07-14
CA2128708A1 (en) 1993-08-05
ATE180091T1 (de) 1999-05-15
ES2131576T5 (es) 2006-02-01
KR0168900B1 (ko) 1999-03-20
TW224191B (US20020090909A1-20020711-M00002.png) 1994-05-21

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