IN2014CN01270A - - Google Patents
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- Publication number
- IN2014CN01270A IN2014CN01270A IN1270CHN2014A IN2014CN01270A IN 2014CN01270 A IN2014CN01270 A IN 2014CN01270A IN 1270CHN2014 A IN1270CHN2014 A IN 1270CHN2014A IN 2014CN01270 A IN2014CN01270 A IN 2014CN01270A
- Authority
- IN
- India
- Prior art keywords
- signal
- power
- mid
- quality
- ratio
- Prior art date
Links
- 238000000034 method Methods 0.000 abstract 2
- 230000005236 sound signal Effects 0.000 abstract 2
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
- H04B1/06—Receivers
- H04B1/16—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H40/00—Arrangements specially adapted for receiving broadcast information
- H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
- H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
- H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
- H04H40/45—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
- G10L25/69—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded voice signals
-
- 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
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/1646—Circuits adapted for the reception of stereophonic signals
- H04B1/1661—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels
- H04B1/1669—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels of the demodulated composite stereo signal
- H04B1/1676—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels of the demodulated composite stereo signal of the sum or difference signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
-
- 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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Electromagnetism (AREA)
- Noise Elimination (AREA)
- Stereo-Broadcasting Methods (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161540876P | 2011-09-29 | 2011-09-29 | |
PCT/EP2012/069330 WO2013045693A2 (fr) | 2011-09-29 | 2012-10-01 | Détection haute qualité de signaux radio stéréo fm |
Publications (1)
Publication Number | Publication Date |
---|---|
IN2014CN01270A true IN2014CN01270A (fr) | 2015-06-19 |
Family
ID=47018980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN1270CHN2014 IN2014CN01270A (fr) | 2011-09-29 | 2012-10-01 |
Country Status (9)
Country | Link |
---|---|
US (1) | US9319159B2 (fr) |
EP (1) | EP2761618B1 (fr) |
JP (1) | JP5809754B2 (fr) |
KR (1) | KR101585852B1 (fr) |
CN (1) | CN103918030B (fr) |
BR (1) | BR112014007481A2 (fr) |
IN (1) | IN2014CN01270A (fr) |
RU (1) | RU2584009C2 (fr) |
WO (1) | WO2013045693A2 (fr) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5754899B2 (ja) | 2009-10-07 | 2015-07-29 | ソニー株式会社 | 復号装置および方法、並びにプログラム |
JP5609737B2 (ja) | 2010-04-13 | 2014-10-22 | ソニー株式会社 | 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム |
JP5850216B2 (ja) | 2010-04-13 | 2016-02-03 | ソニー株式会社 | 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム |
JP6075743B2 (ja) | 2010-08-03 | 2017-02-08 | ソニー株式会社 | 信号処理装置および方法、並びにプログラム |
JP5581449B2 (ja) * | 2010-08-24 | 2014-08-27 | ドルビー・インターナショナル・アーベー | Fmステレオ無線受信機の断続的モノラル受信の隠蔽 |
TWI516138B (zh) * | 2010-08-24 | 2016-01-01 | 杜比國際公司 | 從二聲道音頻訊號決定參數式立體聲參數之系統與方法及其電腦程式產品 |
JP5707842B2 (ja) | 2010-10-15 | 2015-04-30 | ソニー株式会社 | 符号化装置および方法、復号装置および方法、並びにプログラム |
US9396732B2 (en) * | 2012-10-18 | 2016-07-19 | Google Inc. | Hierarchical deccorelation of multichannel audio |
EP2830061A1 (fr) | 2013-07-22 | 2015-01-28 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Appareil et procédé permettant de coder et de décoder un signal audio codé au moyen de mise en forme de bruit/ patch temporel |
US9875746B2 (en) | 2013-09-19 | 2018-01-23 | Sony Corporation | Encoding device and method, decoding device and method, and program |
CA3162763A1 (en) | 2013-12-27 | 2015-07-02 | Sony Corporation | Decoding apparatus and method, and program |
EP2922058A1 (fr) * | 2014-03-20 | 2015-09-23 | Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO | Procédé et appareil pour évaluer la qualité d'un signal vocal dégradé |
US9875756B2 (en) * | 2014-12-16 | 2018-01-23 | Psyx Research, Inc. | System and method for artifact masking |
GB2551347B (en) * | 2016-06-13 | 2020-04-15 | Toshiba Kk | Indoor localisation using received signal quality weights |
US10580420B2 (en) | 2017-10-05 | 2020-03-03 | Qualcomm Incorporated | Encoding or decoding of audio signals |
CN110556116B (zh) | 2018-05-31 | 2021-10-22 | 华为技术有限公司 | 计算下混信号和残差信号的方法和装置 |
CN114420139A (zh) * | 2018-05-31 | 2022-04-29 | 华为技术有限公司 | 一种下混信号的计算方法及装置 |
CN110556117B (zh) * | 2018-05-31 | 2022-04-22 | 华为技术有限公司 | 立体声信号的编码方法和装置 |
CN109215673B (zh) * | 2018-08-06 | 2020-12-04 | 杭州摸象大数据科技有限公司 | 一种VoIP电话网络RTP语音流降噪方法 |
EP3928315A4 (fr) * | 2019-03-14 | 2022-11-30 | Boomcloud 360, Inc. | Système de compression multibande spatialement sensible avec priorité |
CN111697982B (zh) * | 2019-03-15 | 2022-03-22 | 安克创新科技股份有限公司 | 一种自适应噪声处理方法、装置、系统及存储介质 |
CN110033784B (zh) * | 2019-04-10 | 2020-12-25 | 北京达佳互联信息技术有限公司 | 一种音频质量的检测方法、装置、电子设备及存储介质 |
CN110265064B (zh) * | 2019-06-12 | 2021-10-08 | 腾讯音乐娱乐科技(深圳)有限公司 | 音频爆音检测方法、装置和存储介质 |
CN117133305A (zh) * | 2023-04-27 | 2023-11-28 | 荣耀终端有限公司 | 立体声降噪方法、设备及存储介质 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3939478C2 (de) | 1989-02-03 | 1994-09-22 | Pioneer Electronic Corp | Vorrichtung zur Rauschunterdrückung in einem FM-Stereotuner |
CA2125220C (fr) * | 1993-06-08 | 2000-08-15 | Joji Kane | Eliminateur de bruit pouvant empecher la degradation des signaux haute frequence apres l'elimination du bruit et des signaux d'un systeme emetteur de signaux symetriques |
US6430227B1 (en) * | 1998-03-27 | 2002-08-06 | Ibiquity Digital Corporation | FM in-band-on-channel digital audio broadcasting method and system |
EP1289156A1 (fr) * | 2001-08-24 | 2003-03-05 | Sony International (Europe) GmbH | Réduction de bruits pour un récepteur stereo avec expanseur |
EP1289155B1 (fr) * | 2001-08-24 | 2009-04-08 | Sony Deutschland GmbH | Réduction de bruit pour récepteur FM stéréo |
JP2005130074A (ja) * | 2003-10-22 | 2005-05-19 | Matsushita Electric Ind Co Ltd | ステレオデコーダ |
SE527866C2 (sv) * | 2003-12-19 | 2006-06-27 | Ericsson Telefon Ab L M | Kanalsignalmaskering i multikanalsaudiosystem |
CN101630509B (zh) * | 2008-07-14 | 2012-04-18 | 华为技术有限公司 | 一种编解码方法、装置及系统 |
EP2392003B1 (fr) * | 2009-01-30 | 2013-01-02 | Telefonaktiebolaget LM Ericsson (publ) | Prédiction de qualité de signal audio |
BR122019023924B1 (pt) * | 2009-03-17 | 2021-06-01 | Dolby International Ab | Sistema codificador, sistema decodificador, método para codificar um sinal estéreo para um sinal de fluxo de bits e método para decodificar um sinal de fluxo de bits para um sinal estéreo |
TWI433137B (zh) * | 2009-09-10 | 2014-04-01 | Dolby Int Ab | 藉由使用參數立體聲改良調頻立體聲收音機之聲頻信號之設備與方法 |
US20110194699A1 (en) * | 2010-02-05 | 2011-08-11 | Thomas Baker | Method and system for enhanced sound quality for stereo audio |
TWI516138B (zh) | 2010-08-24 | 2016-01-01 | 杜比國際公司 | 從二聲道音頻訊號決定參數式立體聲參數之系統與方法及其電腦程式產品 |
JP5581449B2 (ja) | 2010-08-24 | 2014-08-27 | ドルビー・インターナショナル・アーベー | Fmステレオ無線受信機の断続的モノラル受信の隠蔽 |
-
2012
- 2012-10-01 BR BR112014007481A patent/BR112014007481A2/pt not_active IP Right Cessation
- 2012-10-01 WO PCT/EP2012/069330 patent/WO2013045693A2/fr active Application Filing
- 2012-10-01 EP EP12772742.8A patent/EP2761618B1/fr not_active Not-in-force
- 2012-10-01 US US14/346,946 patent/US9319159B2/en not_active Expired - Fee Related
- 2012-10-01 KR KR1020147007654A patent/KR101585852B1/ko not_active IP Right Cessation
- 2012-10-01 RU RU2014110245/07A patent/RU2584009C2/ru not_active IP Right Cessation
- 2012-10-01 JP JP2014532428A patent/JP5809754B2/ja not_active Expired - Fee Related
- 2012-10-01 CN CN201280047065.0A patent/CN103918030B/zh not_active Expired - Fee Related
- 2012-10-01 IN IN1270CHN2014 patent/IN2014CN01270A/en unknown
Also Published As
Publication number | Publication date |
---|---|
KR20140049081A (ko) | 2014-04-24 |
WO2013045693A3 (fr) | 2013-06-20 |
CN103918030A (zh) | 2014-07-09 |
US9319159B2 (en) | 2016-04-19 |
EP2761618B1 (fr) | 2016-11-30 |
KR101585852B1 (ko) | 2016-01-15 |
WO2013045693A2 (fr) | 2013-04-04 |
JP2014535183A (ja) | 2014-12-25 |
CN103918030B (zh) | 2016-08-17 |
BR112014007481A2 (pt) | 2017-04-04 |
US20140226822A1 (en) | 2014-08-14 |
JP5809754B2 (ja) | 2015-11-11 |
RU2014110245A (ru) | 2015-09-27 |
RU2584009C2 (ru) | 2016-05-20 |
EP2761618A2 (fr) | 2014-08-06 |
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