FI954622A0 - Menetelmä ja laite signaalien ryhmäkoodauksen suorittamiseksi - Google Patents

Menetelmä ja laite signaalien ryhmäkoodauksen suorittamiseksi

Info

Publication number
FI954622A0
FI954622A0 FI954622A FI954622A FI954622A0 FI 954622 A0 FI954622 A0 FI 954622A0 FI 954622 A FI954622 A FI 954622A FI 954622 A FI954622 A FI 954622A FI 954622 A0 FI954622 A0 FI 954622A0
Authority
FI
Finland
Prior art keywords
signals
group coding
performing group
coding
group
Prior art date
Application number
FI954622A
Other languages
English (en)
Swedish (sv)
Other versions
FI954622A (fi
FI116180B (fi
Inventor
Kenneth Stewart
Michael Kotzin
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of FI954622A0 publication Critical patent/FI954622A0/fi
Publication of FI954622A publication Critical patent/FI954622A/fi
Application granted granted Critical
Publication of FI116180B publication Critical patent/FI116180B/fi

Links

Classifications

    • 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
    • G10L15/00—Speech recognition
    • G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
    • 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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • 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
    • G10L19/16—Vocoder architecture
    • 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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0014—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the source coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
FI954622A 1994-02-17 1995-09-29 Menetelmä ja laite signaalien ryhmäkoodauksen suorittamiseksi FI116180B (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US19875094A 1994-02-17 1994-02-17
US19875094 1994-02-17
US9414775 1994-12-22
PCT/US1994/014775 WO1995022818A1 (en) 1994-02-17 1994-12-22 Method and apparatus for group encoding signals

Publications (3)

Publication Number Publication Date
FI954622A0 true FI954622A0 (fi) 1995-09-29
FI954622A FI954622A (fi) 1995-09-29
FI116180B FI116180B (fi) 2005-09-30

Family

ID=22734667

Family Applications (1)

Application Number Title Priority Date Filing Date
FI954622A FI116180B (fi) 1994-02-17 1995-09-29 Menetelmä ja laite signaalien ryhmäkoodauksen suorittamiseksi

Country Status (11)

Country Link
US (1) US5761634A (fi)
EP (1) EP0699334B1 (fi)
JP (1) JP3779320B2 (fi)
KR (1) KR100193196B1 (fi)
CN (1) CN1129263C (fi)
CA (1) CA2157024C (fi)
DE (1) DE69429917T2 (fi)
FI (1) FI116180B (fi)
IL (1) IL112165A0 (fi)
RU (1) RU2129737C1 (fi)
WO (1) WO1995022818A1 (fi)

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AU8905598A (en) * 1997-08-13 1999-03-08 Qualcomm Incorporated Method and apparatus for interference cancellation for a high data rate user in a cdma system
US6389000B1 (en) * 1997-09-16 2002-05-14 Qualcomm Incorporated Method and apparatus for transmitting and receiving high speed data in a CDMA communication system using multiple carriers
KR100407342B1 (ko) * 1998-05-30 2003-11-28 삼성전자주식회사 부호분할다중접속 통신시스템의 통신장치 및 방법
US6034971A (en) * 1998-06-30 2000-03-07 Motorola, Inc. Method and apparatus for controlling communication system capacity
US7457415B2 (en) 1998-08-20 2008-11-25 Akikaze Technologies, Llc Secure information distribution system utilizing information segment scrambling
AU1524300A (en) * 1998-11-13 2000-06-05 Qualcomm Incorporated Closed-loop variable-rate multimode predictive speech coder
DE60006071T2 (de) * 1999-01-21 2004-05-13 Samsung Electronics Co., Ltd., Suwon Verfahren und gerät eines cdma-systems
US7023839B1 (en) * 1999-01-26 2006-04-04 Siemens Communications, Inc. System and method for dynamic codec alteration
US6757277B1 (en) * 1999-01-26 2004-06-29 Siemens Information And Communication Networks, Inc. System and method for coding algorithm policy adjustment in telephony-over-LAN networks
JP2000295119A (ja) * 1999-04-06 2000-10-20 Toshiba Corp 無線送信機
EP1059782A3 (en) * 1999-06-10 2004-02-04 Lucent Technologies Inc. Method and apparatus for dynamically allocating bandwidth utilization in a packet telephony network
US6731734B1 (en) 1999-08-19 2004-05-04 Siemens Information & Communication Networks, Inc. Apparatus and method for intelligent conference call codec selection
US6483814B1 (en) * 1999-08-25 2002-11-19 Hrl Laboratories, Llc Channel-adaptive radio modem
EP1210803B1 (en) 1999-09-09 2007-03-21 Nokia Corporation Determination of data rate, based on power spectral density estimates
US6782360B1 (en) 1999-09-22 2004-08-24 Mindspeed Technologies, Inc. Gain quantization for a CELP speech coder
US6574593B1 (en) * 1999-09-22 2003-06-03 Conexant Systems, Inc. Codebook tables for encoding and decoding
US6959274B1 (en) 1999-09-22 2005-10-25 Mindspeed Technologies, Inc. Fixed rate speech compression system and method
KR100347752B1 (ko) * 2000-01-25 2002-08-09 주식회사 하이닉스반도체 이동통신 시스템에서 객관적 음질 평가 장치 및 그 방법
US7127390B1 (en) * 2000-02-08 2006-10-24 Mindspeed Technologies, Inc. Rate determination coding
US6856954B1 (en) * 2000-07-28 2005-02-15 Mindspeed Technologies, Inc. Flexible variable rate vocoder for wireless communication systems
US6731668B2 (en) * 2001-01-05 2004-05-04 Qualcomm Incorporated Method and system for increased bandwidth efficiency in multiple input—multiple output channels
US7076316B2 (en) * 2001-02-02 2006-07-11 Nortel Networks Limited Method and apparatus for controlling an operative setting of a communications link
CA2399265C (en) * 2001-08-29 2007-02-06 At&T Corp. Multi-frequency data transmission channel power allocation
CA2392640A1 (en) * 2002-07-05 2004-01-05 Voiceage Corporation A method and device for efficient in-based dim-and-burst signaling and half-rate max operation in variable bit-rate wideband speech coding for cdma wireless systems
WO2005020210A2 (en) * 2003-08-26 2005-03-03 Sarnoff Corporation Method and apparatus for adaptive variable bit rate audio encoding
US20060007955A1 (en) * 2004-07-06 2006-01-12 Kotzin Michael D Communication network capacity allocation method
ATE506852T1 (de) 2005-09-29 2011-05-15 Syngenta Participations Ag Fungizidzusammensetzungen
EP2068307B1 (en) 2006-10-16 2011-12-07 Dolby International AB Enhanced coding and parameter representation of multichannel downmixed object coding
RU2431940C2 (ru) 2006-10-16 2011-10-20 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Аппаратура и метод многоканального параметрического преобразования
CN101572092B (zh) * 2008-04-30 2012-11-21 华为技术有限公司 编解码端的固定码本激励的搜索方法及装置
CN102723968B (zh) * 2012-05-30 2017-01-18 中兴通讯股份有限公司 一种提升空口容量的方法及装置
RU2480904C1 (ru) * 2012-06-01 2013-04-27 Анна Валерьевна Хуторцева Способ совместной фильтрации и дифференциальной импульсно-кодовой модуляции-демодуляции сигналов
CN118016081B (zh) * 2024-04-10 2024-06-21 山东省计算中心（国家超级计算济南中心） 基于语音质量分级模型的变速率语音编码方法及***

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US4535472A (en) * 1982-11-05 1985-08-13 At&T Bell Laboratories Adaptive bit allocator
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US4956871A (en) * 1988-09-30 1990-09-11 At&T Bell Laboratories Improving sub-band coding of speech at low bit rates by adding residual speech energy signals to sub-bands
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US5659569A (en) * 1990-06-25 1997-08-19 Qualcomm Incorporated Data burst randomizer
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US5159447A (en) * 1991-05-23 1992-10-27 At&T Bell Laboratories Buffer control for variable bit-rate channel
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US5383219A (en) * 1993-11-22 1995-01-17 Qualcomm Incorporated Fast forward link power control in a code division multiple access system

Also Published As

Publication number Publication date
WO1995022818A1 (en) 1995-08-24
KR960702146A (ko) 1996-03-28
EP0699334B1 (en) 2002-02-20
EP0699334A4 (en) 1998-09-30
EP0699334A1 (en) 1996-03-06
KR100193196B1 (ko) 1999-06-15
CA2157024A1 (en) 1995-08-24
CN1129263C (zh) 2003-11-26
JP3779320B2 (ja) 2006-05-24
JPH08509348A (ja) 1996-10-01
RU2129737C1 (ru) 1999-04-27
US5761634A (en) 1998-06-02
IL112165A0 (en) 1995-03-15
FI954622A (fi) 1995-09-29
CN1121375A (zh) 1996-04-24
DE69429917D1 (de) 2002-03-28
FI116180B (fi) 2005-09-30
CA2157024C (en) 1999-08-10
DE69429917T2 (de) 2002-07-18

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