DE60117471D1 - Breitband-signalübertragungssystem - Google Patents

Breitband-signalübertragungssystem

Info

Publication number
DE60117471D1
DE60117471D1 DE60117471T DE60117471T DE60117471D1 DE 60117471 D1 DE60117471 D1 DE 60117471D1 DE 60117471 T DE60117471 T DE 60117471T DE 60117471 T DE60117471 T DE 60117471T DE 60117471 D1 DE60117471 D1 DE 60117471D1
Authority
DE
Germany
Prior art keywords
frequency band
band signal
decoded
signal
encoded
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.)
Expired - Fee Related
Application number
DE60117471T
Other languages
English (en)
Other versions
DE60117471T2 (de
Inventor
J Gerrits
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE60117471D1 publication Critical patent/DE60117471D1/de
Application granted granted Critical
Publication of DE60117471T2 publication Critical patent/DE60117471T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
DE60117471T 2001-01-19 2001-12-18 Breitband-signalübertragungssystem Expired - Fee Related DE60117471T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP01200187 2001-01-19
EP01200187 2001-01-19
PCT/IB2001/002642 WO2002058052A1 (en) 2001-01-19 2001-12-18 Wideband signal transmission system

Publications (2)

Publication Number Publication Date
DE60117471D1 true DE60117471D1 (de) 2006-04-27
DE60117471T2 DE60117471T2 (de) 2006-09-21

Family

ID=8179771

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60117471T Expired - Fee Related DE60117471T2 (de) 2001-01-19 2001-12-18 Breitband-signalübertragungssystem

Country Status (8)

Country Link
US (1) US20020097807A1 (de)
EP (1) EP1356454B1 (de)
JP (1) JP4063670B2 (de)
KR (1) KR100830857B1 (de)
CN (1) CN1327409C (de)
AT (1) ATE319162T1 (de)
DE (1) DE60117471T2 (de)
WO (1) WO2002058052A1 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7315815B1 (en) 1999-09-22 2008-01-01 Microsoft Corporation LPC-harmonic vocoder with superframe structure
ATE320651T1 (de) * 2001-05-08 2006-04-15 Koninkl Philips Electronics Nv Kodieren eines audiosignals
JP3861770B2 (ja) * 2002-08-21 2006-12-20 ソニー株式会社 信号符号化装置及び方法、信号復号装置及び方法、並びにプログラム及び記録媒体
US8879432B2 (en) * 2002-09-27 2014-11-04 Broadcom Corporation Splitter and combiner for multiple data rate communication system
AU2003269366A1 (en) * 2002-11-12 2004-06-03 Koninklijke Philips Electronics N.V. Method and apparatus for generating audio components
GB0303627D0 (en) * 2003-02-17 2003-03-19 Sensopad Technologies Ltd Sensing method and apparatus
JP2005024756A (ja) * 2003-06-30 2005-01-27 Toshiba Corp 復号処理回路および移動端末装置
US7443978B2 (en) * 2003-09-04 2008-10-28 Kabushiki Kaisha Toshiba Method and apparatus for audio coding with noise suppression
KR100541653B1 (ko) * 2003-10-16 2006-01-10 삼성전자주식회사 반도체 장치의 신호 송수신 방법
US7668712B2 (en) * 2004-03-31 2010-02-23 Microsoft Corporation Audio encoding and decoding with intra frames and adaptive forward error correction
CN1950883A (zh) * 2004-04-30 2007-04-18 松下电器产业株式会社 可伸缩性解码装置及增强层丢失的隐藏方法
EP1788556B1 (de) 2004-09-06 2014-06-04 Panasonic Corporation Skalierbare dekodierungsvorrichtung und verfahren zur signalverlustmaskierung
US7590170B2 (en) * 2004-09-29 2009-09-15 Teradyne, Inc. Method and apparatus for measuring jitter
CN102592604A (zh) * 2005-01-14 2012-07-18 松下电器产业株式会社 可扩展性解码装置及可扩展性解码方法
US7707034B2 (en) * 2005-05-31 2010-04-27 Microsoft Corporation Audio codec post-filter
US7831421B2 (en) * 2005-05-31 2010-11-09 Microsoft Corporation Robust decoder
US7177804B2 (en) 2005-05-31 2007-02-13 Microsoft Corporation Sub-band voice codec with multi-stage codebooks and redundant coding
WO2007000988A1 (ja) 2005-06-29 2007-01-04 Matsushita Electric Industrial Co., Ltd. スケーラブル復号装置および消失データ補間方法
EP1841072B1 (de) * 2006-03-30 2016-06-01 Unify GmbH & Co. KG Verfahren und Einrichtung zum Dekodieren von schichtkodierten Daten
US8532984B2 (en) * 2006-07-31 2013-09-10 Qualcomm Incorporated Systems, methods, and apparatus for wideband encoding and decoding of active frames
GB2444757B (en) * 2006-12-13 2009-04-22 Motorola Inc Code excited linear prediction speech coding
KR101379263B1 (ko) 2007-01-12 2014-03-28 삼성전자주식회사 대역폭 확장 복호화 방법 및 장치
CN101325537B (zh) * 2007-06-15 2012-04-04 华为技术有限公司 一种丢帧隐藏的方法和设备
CN100524462C (zh) * 2007-09-15 2009-08-05 华为技术有限公司 对高带信号进行帧错误隐藏的方法及装置
US8688441B2 (en) * 2007-11-29 2014-04-01 Motorola Mobility Llc Method and apparatus to facilitate provision and use of an energy value to determine a spectral envelope shape for out-of-signal bandwidth content
US8433582B2 (en) * 2008-02-01 2013-04-30 Motorola Mobility Llc Method and apparatus for estimating high-band energy in a bandwidth extension system
US20090201983A1 (en) * 2008-02-07 2009-08-13 Motorola, Inc. Method and apparatus for estimating high-band energy in a bandwidth extension system
US8463412B2 (en) * 2008-08-21 2013-06-11 Motorola Mobility Llc Method and apparatus to facilitate determining signal bounding frequencies
US8463599B2 (en) * 2009-02-04 2013-06-11 Motorola Mobility Llc Bandwidth extension method and apparatus for a modified discrete cosine transform audio coder
US8428959B2 (en) * 2010-01-29 2013-04-23 Polycom, Inc. Audio packet loss concealment by transform interpolation
CN103035248B (zh) 2011-10-08 2015-01-21 华为技术有限公司 音频信号编码方法和装置
EP2709106A1 (de) * 2012-09-17 2014-03-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Erzeugung eines bandbreitenerweiterten Signals aus einer Bandbreite mit eingeschränktem Audiosignal
CN108364657B (zh) 2013-07-16 2020-10-30 超清编解码有限公司 处理丢失帧的方法和解码器
CN106683681B (zh) 2014-06-25 2020-09-25 华为技术有限公司 处理丢失帧的方法和装置
US10893520B2 (en) * 2015-08-26 2021-01-12 Qualcomm Incorporated Downlink and synchronization techniques for narrowband wireless communications

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2591242B2 (ja) * 1990-04-02 1997-03-19 松下電器産業株式会社 誤り検出方法
NL9100285A (nl) * 1991-02-19 1992-09-16 Koninkl Philips Electronics Nv Transmissiesysteem, en ontvanger te gebruiken in het transmissiesysteem.
GB2263373B (en) * 1992-01-09 1995-05-24 Sony Broadcast & Communication Data error concealment
US5384793A (en) * 1992-01-28 1995-01-24 Ericsson Ge Mobile Communications Inc. Fading and random pattern error protection method for dynamic bit allocation sub-band coding
US5455888A (en) * 1992-12-04 1995-10-03 Northern Telecom Limited Speech bandwidth extension method and apparatus
JPH0787483A (ja) * 1993-09-17 1995-03-31 Canon Inc 画像符号化復号化装置、画像符号化装置及び画像復号化装置
BE1007616A3 (nl) * 1993-10-11 1995-08-22 Philips Electronics Nv Transmissiesysteem met vereenvoudigde broncodering.
KR970011728B1 (ko) * 1994-12-21 1997-07-14 김광호 음향신호의 에러은닉방법 및 그 장치
US5809472A (en) * 1996-04-03 1998-09-15 Command Audio Corporation Digital audio data transmission system based on the information content of an audio signal
EP0878790A1 (de) * 1997-05-15 1998-11-18 Hewlett-Packard Company Sprachkodiersystem und Verfahren
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
EP0945852A1 (de) * 1998-03-25 1999-09-29 BRITISH TELECOMMUNICATIONS public limited company Sprachsynthese
TW376611B (en) * 1998-05-26 1999-12-11 Koninkl Philips Electronics Nv Transmission system with improved speech encoder
US6137915A (en) * 1998-08-20 2000-10-24 Sarnoff Corporation Apparatus and method for error concealment for hierarchical subband coding and decoding
SE9903553D0 (sv) * 1999-01-27 1999-10-01 Lars Liljeryd Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL)
US6978236B1 (en) * 1999-10-01 2005-12-20 Coding Technologies Ab Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching

Also Published As

Publication number Publication date
WO2002058052A1 (en) 2002-07-25
CN1418361A (zh) 2003-05-14
KR20020086658A (ko) 2002-11-18
EP1356454A1 (de) 2003-10-29
KR100830857B1 (ko) 2008-05-22
JP2004518346A (ja) 2004-06-17
DE60117471T2 (de) 2006-09-21
CN1327409C (zh) 2007-07-18
EP1356454B1 (de) 2006-03-01
ATE319162T1 (de) 2006-03-15
JP4063670B2 (ja) 2008-03-19
US20020097807A1 (en) 2002-07-25

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee