ATE319162T1 - Breitband-signalübertragungssystem - Google Patents

Breitband-signalübertragungssystem

Info

Publication number
ATE319162T1
ATE319162T1 AT01273321T AT01273321T ATE319162T1 AT E319162 T1 ATE319162 T1 AT E319162T1 AT 01273321 T AT01273321 T AT 01273321T AT 01273321 T AT01273321 T AT 01273321T AT E319162 T1 ATE319162 T1 AT E319162T1
Authority
AT
Austria
Prior art keywords
frequency band
band signal
decoded
signal
encoded
Prior art date
Application number
AT01273321T
Other languages
English (en)
Inventor
Andreas J Gerrits
Original Assignee
Koninkl 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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE319162T1 publication Critical patent/ATE319162T1/de

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)
AT01273321T 2001-01-19 2001-12-18 Breitband-signalübertragungssystem ATE319162T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01200187 2001-01-19

Publications (1)

Publication Number Publication Date
ATE319162T1 true ATE319162T1 (de) 2006-03-15

Family

ID=8179771

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01273321T ATE319162T1 (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)

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US8879432B2 (en) * 2002-09-27 2014-11-04 Broadcom Corporation Splitter and combiner for multiple data rate communication system
US7346177B2 (en) * 2002-11-12 2008-03-18 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
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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
EP1758099A1 (de) * 2004-04-30 2007-02-28 Matsushita Electric Industrial Co., Ltd. Skalierbarer decodierer und erweitertes verfahren zum verbergen des schichtverschwindens
CN101010730B (zh) 2004-09-06 2011-07-27 松下电器产业株式会社 可扩展解码装置以及信号丢失补偿方法
US7590170B2 (en) * 2004-09-29 2009-09-15 Teradyne, Inc. Method and apparatus for measuring jitter
US8010353B2 (en) * 2005-01-14 2011-08-30 Panasonic Corporation Audio switching device and audio switching method that vary a degree of change in mixing ratio of mixing narrow-band speech signal and wide-band speech signal
US7177804B2 (en) 2005-05-31 2007-02-13 Microsoft Corporation Sub-band voice codec with multi-stage codebooks and redundant coding
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
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
EP4567789A4 (de) * 2022-10-12 2025-07-30 Samsung Electronics Co Ltd Elektronische vorrichtung und verfahren zur adaptiven verarbeitung eines audiobitstroms und nichttransitorisches computerlesbares speichermedium

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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
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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
JP2004518346A (ja) 2004-06-17
DE60117471D1 (de) 2006-04-27
DE60117471T2 (de) 2006-09-21
KR20020086658A (ko) 2002-11-18
US20020097807A1 (en) 2002-07-25
WO2002058052A1 (en) 2002-07-25
EP1356454B1 (de) 2006-03-01
CN1418361A (zh) 2003-05-14
KR100830857B1 (ko) 2008-05-22
JP4063670B2 (ja) 2008-03-19
CN1327409C (zh) 2007-07-18
EP1356454A1 (de) 2003-10-29

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