DE602004020765D1 - Bandbreitenerweiterung von bandbegrenzten Tonsignalen - Google Patents
Bandbreitenerweiterung von bandbegrenzten TonsignalenInfo
- Publication number
- DE602004020765D1 DE602004020765D1 DE602004020765T DE602004020765T DE602004020765D1 DE 602004020765 D1 DE602004020765 D1 DE 602004020765D1 DE 602004020765 T DE602004020765 T DE 602004020765T DE 602004020765 T DE602004020765 T DE 602004020765T DE 602004020765 D1 DE602004020765 D1 DE 602004020765D1
- Authority
- DE
- Germany
- Prior art keywords
- bandlimited
- bandwidth extension
- band
- tone signals
- means configured
- 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
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
- H04B1/69—Spread spectrum techniques
- H04B1/7163—Spread spectrum techniques using impulse radio
- H04B1/7176—Data mapping, e.g. modulation
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04022198A EP1638083B1 (de) | 2004-09-17 | 2004-09-17 | Bandbreitenerweiterung von bandbegrenzten Tonsignalen |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602004020765D1 true DE602004020765D1 (de) | 2009-06-04 |
Family
ID=34926584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004020765T Active DE602004020765D1 (de) | 2004-09-17 | 2004-09-17 | Bandbreitenerweiterung von bandbegrenzten Tonsignalen |
Country Status (8)
Country | Link |
---|---|
US (1) | US7630881B2 (de) |
EP (1) | EP1638083B1 (de) |
JP (1) | JP4764118B2 (de) |
KR (1) | KR101207670B1 (de) |
CN (1) | CN1750124B (de) |
AT (1) | ATE429698T1 (de) |
CA (1) | CA2518332A1 (de) |
DE (1) | DE602004020765D1 (de) |
Families Citing this family (53)
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US7240001B2 (en) * | 2001-12-14 | 2007-07-03 | Microsoft Corporation | Quality improvement techniques in an audio encoder |
US6934677B2 (en) | 2001-12-14 | 2005-08-23 | Microsoft Corporation | Quantization matrices based on critical band pattern information for digital audio wherein quantization bands differ from critical bands |
US20030187663A1 (en) * | 2002-03-28 | 2003-10-02 | Truman Michael Mead | Broadband frequency translation for high frequency regeneration |
US7502743B2 (en) * | 2002-09-04 | 2009-03-10 | Microsoft Corporation | Multi-channel audio encoding and decoding with multi-channel transform selection |
US7460990B2 (en) * | 2004-01-23 | 2008-12-02 | Microsoft Corporation | Efficient coding of digital media spectral data using wide-sense perceptual similarity |
ATE429011T1 (de) * | 2005-01-31 | 2009-05-15 | Harman Becker Automotive Sys | Bandbreitenerweiterung eines schmalbandigen akustischen signals |
KR100915726B1 (ko) * | 2005-04-28 | 2009-09-04 | 지멘스 악티엔게젤샤프트 | 잡음 억제 방법 및 장치 |
US20070109977A1 (en) * | 2005-11-14 | 2007-05-17 | Udar Mittal | Method and apparatus for improving listener differentiation of talkers during a conference call |
US8190425B2 (en) * | 2006-01-20 | 2012-05-29 | Microsoft Corporation | Complex cross-correlation parameters for multi-channel audio |
US7953604B2 (en) * | 2006-01-20 | 2011-05-31 | Microsoft Corporation | Shape and scale parameters for extended-band frequency coding |
US7831434B2 (en) * | 2006-01-20 | 2010-11-09 | Microsoft Corporation | Complex-transform channel coding with extended-band frequency coding |
ATE528748T1 (de) * | 2006-01-31 | 2011-10-15 | Nuance Communications Inc | Verfahren und entsprechendes system zur erweiterung der spektralen bandbreite eines sprachsignals |
CN101064634B (zh) * | 2006-04-30 | 2011-08-10 | 华为技术有限公司 | 频段重配置系统和方法 |
ATE446572T1 (de) * | 2006-08-22 | 2009-11-15 | Harman Becker Automotive Sys | Verfahren und system zur bereitstellung eines tonsignals mit erweiterter bandbreite |
EP1947644B1 (de) * | 2007-01-18 | 2019-06-19 | Nuance Communications, Inc. | Verfahren und vorrichtung zur bereitstellung eines tonsignals mit erweiterter bandbreite |
CN101227537B (zh) * | 2007-01-19 | 2010-12-01 | 中兴通讯股份有限公司 | 一种宽带声学回声消除方法 |
US7599475B2 (en) * | 2007-03-12 | 2009-10-06 | Nice Systems, Ltd. | Method and apparatus for generic analytics |
EP1970900A1 (de) | 2007-03-14 | 2008-09-17 | Harman Becker Automotive Systems GmbH | Verfahren und Vorrichtung zum Bereitstellen eines Codebuchs für die Bandbreitenerweiterung eines akustischen Signals |
WO2009000073A1 (en) * | 2007-06-22 | 2008-12-31 | Voiceage Corporation | Method and device for sound activity detection and sound signal classification |
US7885819B2 (en) | 2007-06-29 | 2011-02-08 | Microsoft Corporation | Bitstream syntax for multi-process audio decoding |
RU2449386C2 (ru) * | 2007-11-02 | 2012-04-27 | Хуавэй Текнолоджиз Ко., Лтд. | Способ и устройство для аудиодекодирования |
KR100970446B1 (ko) * | 2007-11-21 | 2010-07-16 | 한국전자통신연구원 | 주파수 확장을 위한 가변 잡음레벨 결정 장치 및 그 방법 |
US8504377B2 (en) * | 2007-11-21 | 2013-08-06 | Lg Electronics Inc. | Method and an apparatus for processing a signal using length-adjusted window |
KR101395257B1 (ko) * | 2008-07-11 | 2014-05-15 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 스펙트럼 포락선의 수를 산출하기 위한 장치 및 그 방법 |
US8463412B2 (en) * | 2008-08-21 | 2013-06-11 | Motorola Mobility Llc | Method and apparatus to facilitate determining signal bounding frequencies |
EP2360687A4 (de) * | 2008-12-19 | 2012-07-11 | Fujitsu Ltd | Sprachbanderweiterungseinrichtung und sprachbanderweiterungsverfahren |
EP2211339B1 (de) | 2009-01-23 | 2017-05-31 | Oticon A/s | Hörsystem |
JP4945586B2 (ja) * | 2009-02-02 | 2012-06-06 | 株式会社東芝 | 信号帯域拡張装置 |
US8463599B2 (en) * | 2009-02-04 | 2013-06-11 | Motorola Mobility Llc | Bandwidth extension method and apparatus for a modified discrete cosine transform audio coder |
JP5126145B2 (ja) * | 2009-03-30 | 2013-01-23 | 沖電気工業株式会社 | 帯域拡張装置、方法及びプログラム、並びに、電話端末 |
US8484020B2 (en) * | 2009-10-23 | 2013-07-09 | Qualcomm Incorporated | Determining an upperband signal from a narrowband signal |
EP2502231B1 (de) * | 2009-11-19 | 2014-06-04 | Telefonaktiebolaget L M Ericsson (PUBL) | Bandbreitenerweiterung eines niedrigband-audiosignals |
EP2559026A1 (de) * | 2010-04-12 | 2013-02-20 | Freescale Semiconductor, Inc. | Audiokommunikationsvorrichtung, verfahren zur ausgabe eines tonsignals und kommunikationssystem |
US9031268B2 (en) * | 2011-05-09 | 2015-05-12 | Dts, Inc. | Room characterization and correction for multi-channel audio |
CN102543089B (zh) * | 2012-01-17 | 2013-04-17 | 大连理工大学 | 一种窄带码流转换为宽带码流的转换装置 |
CN103093757B (zh) * | 2012-01-17 | 2014-10-29 | 大连理工大学 | 一种窄带码流转换为宽带码流的转换方法 |
JP5338962B2 (ja) * | 2012-10-23 | 2013-11-13 | 沖電気工業株式会社 | 帯域拡張装置、方法及びプログラム、並びに、電話端末 |
US9258428B2 (en) | 2012-12-18 | 2016-02-09 | Cisco Technology, Inc. | Audio bandwidth extension for conferencing |
JP6224827B2 (ja) * | 2013-06-10 | 2017-11-01 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | 分配量子化及び符号化を使用した累積和表現のモデル化によるオーディオ信号包絡符号化、処理及び復号化の装置と方法 |
US9293143B2 (en) * | 2013-12-11 | 2016-03-22 | Qualcomm Incorporated | Bandwidth extension mode selection |
CN111312278B (zh) * | 2014-03-03 | 2023-08-15 | 三星电子株式会社 | 用于带宽扩展的高频解码的方法及设备 |
WO2015133795A1 (ko) * | 2014-03-03 | 2015-09-11 | 삼성전자 주식회사 | 대역폭 확장을 위한 고주파 복호화 방법 및 장치 |
US10468035B2 (en) | 2014-03-24 | 2019-11-05 | Samsung Electronics Co., Ltd. | High-band encoding method and device, and high-band decoding method and device |
CN105513590A (zh) * | 2015-11-23 | 2016-04-20 | 百度在线网络技术(北京)有限公司 | 语音识别的方法和装置 |
CN107705801B (zh) * | 2016-08-05 | 2020-10-02 | 中国科学院自动化研究所 | 语音带宽扩展模型的训练方法及语音带宽扩展方法 |
JP7126061B2 (ja) * | 2016-09-27 | 2022-08-26 | パナソニックIpマネジメント株式会社 | 音声信号処理装置、音声信号処理方法、および制御プログラム |
TW202341126A (zh) * | 2017-03-23 | 2023-10-16 | 瑞典商都比國際公司 | 用於音訊信號之高頻重建的諧波轉置器的回溯相容整合 |
EP3382703A1 (de) * | 2017-03-31 | 2018-10-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und verfahren zur verarbeitung eines audiosignals |
US10510358B1 (en) * | 2017-09-29 | 2019-12-17 | Amazon Technologies, Inc. | Resolution enhancement of speech signals for speech synthesis |
EP3585076B1 (de) * | 2018-06-18 | 2023-12-27 | FalCom A/S | Kommunikationsvorrichtung mit räumlicher quellentrennung, kommunikationssystem und zugehöriges verfahren |
GB2593117A (en) * | 2018-07-24 | 2021-09-22 | Nokia Technologies Oy | Apparatus, methods and computer programs for controlling band limited audio objects |
GB2596169B (en) * | 2020-02-11 | 2022-04-27 | Tymphany Acoustic Tech Ltd | A method and an audio processing unit for detecting a tone |
CN112652324A (zh) * | 2020-12-28 | 2021-04-13 | 深圳万兴软件有限公司 | 语音增强优化方法及语音增强优化系统、可读存储介质 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2779886B2 (ja) * | 1992-10-05 | 1998-07-23 | 日本電信電話株式会社 | 広帯域音声信号復元方法 |
US5455888A (en) | 1992-12-04 | 1995-10-03 | Northern Telecom Limited | Speech bandwidth extension method and apparatus |
JP3308668B2 (ja) * | 1993-07-23 | 2002-07-29 | クラリオン株式会社 | 高調波付加回路 |
JP3483958B2 (ja) * | 1994-10-28 | 2004-01-06 | 三菱電機株式会社 | 広帯域音声復元装置及び広帯域音声復元方法及び音声伝送システム及び音声伝送方法 |
EP0732687B2 (de) * | 1995-03-13 | 2005-10-12 | Matsushita Electric Industrial Co., Ltd. | Vorrichtung zur Erweiterung der Sprachbandbreite |
JPH08278800A (ja) * | 1995-04-05 | 1996-10-22 | Fujitsu Ltd | 音声通信システム |
JPH10124088A (ja) * | 1996-10-24 | 1998-05-15 | Sony Corp | 音声帯域幅拡張装置及び方法 |
JP2000122679A (ja) * | 1998-10-15 | 2000-04-28 | Sony Corp | 音声帯域拡張方法及び装置、音声合成方法及び装置 |
US6704711B2 (en) * | 2000-01-28 | 2004-03-09 | Telefonaktiebolaget Lm Ericsson (Publ) | System and method for modifying speech signals |
FI119576B (fi) * | 2000-03-07 | 2008-12-31 | Nokia Corp | Puheenkäsittelylaite ja menetelmä puheen käsittelemiseksi, sekä digitaalinen radiopuhelin |
US6889182B2 (en) * | 2001-01-12 | 2005-05-03 | Telefonaktiebolaget L M Ericsson (Publ) | Speech bandwidth extension |
US7623496B2 (en) * | 2001-04-24 | 2009-11-24 | Intel Corporation | Managing bandwidth in network supporting variable bit rate |
JP2003044098A (ja) * | 2001-07-26 | 2003-02-14 | Nec Corp | 音声帯域拡張装置及び音声帯域拡張方法 |
US6895375B2 (en) * | 2001-10-04 | 2005-05-17 | At&T Corp. | System for bandwidth extension of Narrow-band speech |
JP3879922B2 (ja) * | 2002-09-12 | 2007-02-14 | ソニー株式会社 | 信号処理システム、信号処理装置および方法、記録媒体、並びにプログラム |
FI116498B (fi) * | 2002-09-23 | 2005-11-30 | Nokia Corp | Kaistanleveyden mukauttaminen |
JP4041385B2 (ja) * | 2002-11-29 | 2008-01-30 | 株式会社ケンウッド | 信号補間装置、信号補間方法及びプログラム |
-
2004
- 2004-09-17 EP EP04022198A patent/EP1638083B1/de not_active Not-in-force
- 2004-09-17 AT AT04022198T patent/ATE429698T1/de not_active IP Right Cessation
- 2004-09-17 DE DE602004020765T patent/DE602004020765D1/de active Active
-
2005
- 2005-09-07 CA CA002518332A patent/CA2518332A1/en not_active Abandoned
- 2005-09-14 JP JP2005267713A patent/JP4764118B2/ja not_active Expired - Fee Related
- 2005-09-14 KR KR1020050085829A patent/KR101207670B1/ko active IP Right Grant
- 2005-09-16 CN CN2005101033427A patent/CN1750124B/zh not_active Expired - Fee Related
- 2005-09-16 US US11/229,027 patent/US7630881B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
ATE429698T1 (de) | 2009-05-15 |
JP4764118B2 (ja) | 2011-08-31 |
EP1638083A1 (de) | 2006-03-22 |
US20060106619A1 (en) | 2006-05-18 |
CA2518332A1 (en) | 2006-03-17 |
CN1750124B (zh) | 2010-06-16 |
US7630881B2 (en) | 2009-12-08 |
EP1638083B1 (de) | 2009-04-22 |
KR20060051298A (ko) | 2006-05-19 |
CN1750124A (zh) | 2006-03-22 |
JP2006085176A (ja) | 2006-03-30 |
KR101207670B1 (ko) | 2012-12-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
R082 | Change of representative |
Ref document number: 1638083 Country of ref document: EP Representative=s name: GRUENECKER, KINKELDEY, STOCKMAIR & SCHWANHAEUSSER, |