DE602005009501D1 - Kommunikationseinrichtung, signalcodierungs-/ -decodierungsverfahren - Google Patents

Kommunikationseinrichtung, signalcodierungs-/ -decodierungsverfahren

Info

Publication number
DE602005009501D1
DE602005009501D1 DE602005009501T DE602005009501T DE602005009501D1 DE 602005009501 D1 DE602005009501 D1 DE 602005009501D1 DE 602005009501 T DE602005009501 T DE 602005009501T DE 602005009501 T DE602005009501 T DE 602005009501T DE 602005009501 D1 DE602005009501 D1 DE 602005009501D1
Authority
DE
Germany
Prior art keywords
communication device
decoding method
signal coding
coding
signal
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602005009501T
Other languages
English (en)
Inventor
Tomofumi Yamanashi
Kaoru Sato
Toshiyuki Morii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE602005009501D1 publication Critical patent/DE602005009501D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Communication Control (AREA)
DE602005009501T 2004-02-24 2005-02-22 Kommunikationseinrichtung, signalcodierungs-/ -decodierungsverfahren Active DE602005009501D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004048569A JP4464707B2 (ja) 2004-02-24 2004-02-24 通信装置
PCT/JP2005/002764 WO2005081232A1 (ja) 2004-02-24 2005-02-22 通信装置及び信号符号化／復号化方法

Publications (1)

Publication Number Publication Date
DE602005009501D1 true DE602005009501D1 (de) 2008-10-16

Family

ID=34879519

Family Applications (2)

Application Number Title Priority Date Filing Date
DE602005017952T Active DE602005017952D1 (de) 2004-02-24 2005-02-22 Kommunikationsvorrichtung und Kommunikationsverfahren
DE602005009501T Active DE602005009501D1 (de) 2004-02-24 2005-02-22 Kommunikationseinrichtung, signalcodierungs-/ -decodierungsverfahren

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE602005017952T Active DE602005017952D1 (de) 2004-02-24 2005-02-22 Kommunikationsvorrichtung und Kommunikationsverfahren

Country Status (8)

Country Link
US (1) US7653539B2 (de)
EP (2) EP1720154B1 (de)
JP (1) JP4464707B2 (de)
KR (1) KR20060131851A (de)
CN (2) CN101819781B (de)
CA (1) CA2557000A1 (de)
DE (2) DE602005017952D1 (de)
WO (1) WO2005081232A1 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4976381B2 (ja) * 2006-03-31 2012-07-18 パナソニック株式会社 音声符号化装置、音声復号化装置、およびこれらの方法
US8619623B2 (en) 2006-08-08 2013-12-31 Marvell World Trade Ltd. Ad-hoc simple configuration
US8233456B1 (en) 2006-10-16 2012-07-31 Marvell International Ltd. Power save mechanisms for dynamic ad-hoc networks
US8732315B2 (en) 2006-10-16 2014-05-20 Marvell International Ltd. Automatic ad-hoc network creation and coalescing using WiFi protected setup
US9308455B1 (en) 2006-10-25 2016-04-12 Marvell International Ltd. System and method for gaming in an ad-hoc network
JP4871894B2 (ja) * 2007-03-02 2012-02-08 パナソニック株式会社 符号化装置、復号装置、符号化方法および復号方法
WO2009006585A1 (en) 2007-07-03 2009-01-08 Marvell Semiconductor, Inc. Location aware ad-hoc gaming
US7987285B2 (en) 2007-07-10 2011-07-26 Bytemobile, Inc. Adaptive bitrate management for streaming media over packet networks
US7991904B2 (en) 2007-07-10 2011-08-02 Bytemobile, Inc. Adaptive bitrate management for streaming media over packet networks
CN101430880A (zh) * 2007-11-07 2009-05-13 华为技术有限公司 一种背景噪声的编解码方法和装置
US8775665B2 (en) * 2009-02-09 2014-07-08 Citrix Systems, Inc. Method for controlling download rate of real-time streaming as needed by media player
CN102376306B (zh) * 2010-08-04 2013-01-23 华为技术有限公司 语音帧等级的获取方法及装置
US9473406B2 (en) 2011-06-10 2016-10-18 Citrix Systems, Inc. On-demand adaptive bitrate management for streaming media over packet networks
WO2012170904A2 (en) 2011-06-10 2012-12-13 Bytemobile, Inc. Adaptive bitrate management on progressive download with indexed media files
US9560392B2 (en) * 2012-09-07 2017-01-31 Google Inc. Dynamic bit rate encoding
CN103516483B (zh) * 2013-08-29 2016-08-10 天津大学 传输速率可按需调节的远距离有线数据传输装置
CN103780345A (zh) * 2014-01-21 2014-05-07 清华大学 密集通信中实时业务的多缓冲非恒速码传输系统和方法
CN105280188B (zh) * 2014-06-30 2019-06-28 美的集团股份有限公司 基于终端运行环境的音频信号编码方法和系统
JP6317235B2 (ja) * 2014-11-07 2018-04-25 日本電信電話株式会社 コンテンツサーバ装置、コンテンツサーバ装置の動作方法およびコンピュータプログラム
CN104485112B (zh) * 2014-12-08 2017-12-08 福建联迪商用设备有限公司 一种基于音频通讯中的音频解码方法及其装置
JP7262593B2 (ja) * 2019-01-13 2023-04-21 華為技術有限公司 ハイレゾリューションオーディオ符号化

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Publication number Priority date Publication date Assignee Title
US6125179A (en) * 1995-12-13 2000-09-26 3Com Corporation Echo control device with quick response to sudden echo-path change
JP3750705B2 (ja) 1997-06-09 2006-03-01 松下電器産業株式会社 音声符号化伝送方法及び音声符号化伝送装置
US6185244B1 (en) * 1997-08-29 2001-02-06 Telefonaktiebolaget Lm Ericsson Cell searching in a CDMA communications system
US6201796B1 (en) * 1998-05-14 2001-03-13 Broadcom Corporation Startup protocol for high throughput communications systems
JPH11331936A (ja) 1998-05-20 1999-11-30 Oki Electric Ind Co Ltd 移動体通信システム
US6275798B1 (en) * 1998-09-16 2001-08-14 Telefonaktiebolaget L M Ericsson Speech coding with improved background noise reproduction
JP3061039B2 (ja) 1998-10-20 2000-07-10 日本電気株式会社 無音圧縮符号復号化方法及びその装置
JP2000244384A (ja) 1999-02-18 2000-09-08 Mitsubishi Electric Corp 移動通信端末装置及び移動通信端末装置における音声符号化レート決定方法
US6760435B1 (en) * 2000-02-08 2004-07-06 Lucent Technologies Inc. Method and apparatus for network speech enhancement
US6898566B1 (en) * 2000-08-16 2005-05-24 Mindspeed Technologies, Inc. Using signal to noise ratio of a speech signal to adjust thresholds for extracting speech parameters for coding the speech signal
JP2003218781A (ja) 2002-01-24 2003-07-31 Toshiba Corp 通信端末およびネットワーク制御装置
JP2004048569A (ja) 2002-07-15 2004-02-12 Matsushita Electric Ind Co Ltd アンテナ用カバー

Also Published As

Publication number Publication date
EP1720154A1 (de) 2006-11-08
CN101819781B (zh) 2012-03-14
CA2557000A1 (en) 2005-09-01
US7653539B2 (en) 2010-01-26
US20080167865A1 (en) 2008-07-10
JP4464707B2 (ja) 2010-05-19
CN101819781A (zh) 2010-09-01
CN1922660A (zh) 2007-02-28
EP1968047B1 (de) 2009-11-25
EP1720154A4 (de) 2007-02-28
EP1968047A2 (de) 2008-09-10
JP2005241761A (ja) 2005-09-08
DE602005017952D1 (de) 2010-01-07
EP1968047A3 (de) 2008-09-24
KR20060131851A (ko) 2006-12-20
WO2005081232A1 (ja) 2005-09-01
EP1720154B1 (de) 2008-09-03
CN1922660B (zh) 2010-06-09

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8364 No opposition during term of opposition