HK1186312A1 - 降低調頻無線電廣播噪聲中的偽不相關性 - Google Patents

降低調頻無線電廣播噪聲中的偽不相關性

Info

Publication number
HK1186312A1
HK1186312A1 HK13113435.1A HK13113435A HK1186312A1 HK 1186312 A1 HK1186312 A1 HK 1186312A1 HK 13113435 A HK13113435 A HK 13113435A HK 1186312 A1 HK1186312 A1 HK 1186312A1
Authority
HK
Hong Kong
Prior art keywords
uncorrelation
spurious
reduction
radio noise
radio
Prior art date
Application number
HK13113435.1A
Other languages
English (en)
Inventor
Jonas Engdegard
Heiko Purnhagen
Leif Sehlstrom
Original Assignee
Dolby Int Ab
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 Dolby Int Ab filed Critical Dolby Int Ab
Publication of HK1186312A1 publication Critical patent/HK1186312A1/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
    • 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
    • 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
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/007—Two-channel systems in which the audio signals are in digital form

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Noise Elimination (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Stereophonic System (AREA)
HK13113435.1A 2010-08-24 2013-12-03 降低調頻無線電廣播噪聲中的偽不相關性 HK1186312A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US37656710P 2010-08-24 2010-08-24
PCT/EP2011/064077 WO2012025429A1 (en) 2010-08-24 2011-08-16 Reduction of spurious uncorrelation in fm radio noise

Publications (1)

Publication Number Publication Date
HK1186312A1 true HK1186312A1 (zh) 2014-03-07

Family

ID=44584154

Family Applications (1)

Application Number Title Priority Date Filing Date
HK13113435.1A HK1186312A1 (zh) 2010-08-24 2013-12-03 降低調頻無線電廣播噪聲中的偽不相關性

Country Status (8)

Country Link
US (1) US9094754B2 (zh)
EP (1) EP2609684B1 (zh)
JP (1) JP5617039B2 (zh)
CN (1) CN103069721B (zh)
ES (1) ES2501790T3 (zh)
HK (1) HK1186312A1 (zh)
TW (1) TWI516138B (zh)
WO (1) WO2012025429A1 (zh)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101283525B1 (ko) * 2004-07-14 2013-07-15 돌비 인터네셔널 에이비 오디오 채널 변환
CN103098131B (zh) * 2010-08-24 2015-03-11 杜比国际公司 调频立体声无线电接收器的间歇单声道接收的隐藏
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
CN103718466B (zh) 2011-08-04 2016-08-17 杜比国际公司 通过使用参量立体声改善fm立体声无线电接收器
WO2013045693A2 (en) 2011-09-29 2013-04-04 Dolby International Ab High quality detection in fm stereo radio signals
UA107771C2 (en) 2011-09-29 2015-02-10 Dolby Int Ab Prediction-based fm stereo radio noise reduction
JP5997592B2 (ja) * 2012-04-27 2016-09-28 株式会社Ｎｔｔドコモ 音声復号装置
ES2924427T3 (es) * 2013-01-29 2022-10-06 Fraunhofer Ges Forschung Decodificador para generar una señal de audio mejorada en frecuencia, procedimiento de decodificación, codificador para generar una señal codificada y procedimiento de codificación que utiliza información lateral de selección compacta
RU2630370C9 (ru) 2013-02-14 2017-09-26 Долби Лабораторис Лайсэнзин Корпорейшн Способы управления межканальной когерентностью звуковых сигналов, подвергнутых повышающему микшированию
TWI618051B (zh) 2013-02-14 2018-03-11 杜比實驗室特許公司 用於利用估計之空間參數的音頻訊號增強的音頻訊號處理方法及裝置
TWI618050B (zh) 2013-02-14 2018-03-11 杜比實驗室特許公司 用於音訊處理系統中之訊號去相關的方法及設備
US9830917B2 (en) 2013-02-14 2017-11-28 Dolby Laboratories Licensing Corporation Methods for audio signal transient detection and decorrelation control
BR112016004299B1 (pt) * 2013-08-28 2022-05-17 Dolby Laboratories Licensing Corporation Método, aparelho e meio de armazenamento legível por computador para melhora de fala codificada paramétrica e codificada com forma de onda híbrida
TWI713018B (zh) * 2013-09-12 2020-12-11 瑞典商杜比國際公司 多聲道音訊系統中之解碼方法、解碼裝置、包含用於執行解碼方法的指令之非暫態電腦可讀取的媒體之電腦程式產品、包含解碼裝置的音訊系統
RU2641463C2 (ru) * 2013-10-21 2018-01-17 Долби Интернэшнл Аб Структура декоррелятора для параметрического восстановления звуковых сигналов
CN106228991B (zh) 2014-06-26 2019-08-20 华为技术有限公司 编解码方法、装置及系统
BR112019013154A2 (pt) * 2017-01-04 2019-12-10 That Corp arquitetura de compressor de múltiplas bandas configurável com processamento surround avançado
US11245375B2 (en) 2017-01-04 2022-02-08 That Corporation System for configuration and status reporting of audio processing in TV sets
CN115622634B (zh) * 2022-08-22 2023-08-04 荣耀终端有限公司 辐射杂散rse测试的控制方法、测试系统及存储介质

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4833715A (en) * 1987-03-06 1989-05-23 Alps Electric Co., Ltd. FM stereo receiver
US5027402A (en) * 1989-12-22 1991-06-25 Allegro Microsystems, Inc. Blend-on-noise stereo decoder
JPH0846585A (ja) 1994-07-27 1996-02-16 Fujitsu Ten Ltd ステレオ受信装置
US6067363A (en) * 1996-06-03 2000-05-23 Ericsson Inc. Audio A/D convertor using frequency modulation
JP2000332710A (ja) * 1999-05-24 2000-11-30 Sanyo Electric Co Ltd ステレオ放送用受信装置
US7583805B2 (en) 2004-02-12 2009-09-01 Agere Systems Inc. Late reverberation-based synthesis of auditory scenes
US8605911B2 (en) * 2001-07-10 2013-12-10 Dolby International Ab Efficient and scalable parametric stereo coding for low bitrate audio coding applications
WO2004086817A2 (en) 2003-03-24 2004-10-07 Koninklijke Philips Electronics N.V. Coding of main and side signal representing a multichannel signal
US7835916B2 (en) * 2003-12-19 2010-11-16 Telefonaktiebolaget Lm Ericsson (Publ) Channel signal concealment in multi-channel audio systems
ES2335221T3 (es) * 2004-01-28 2010-03-23 Koninklijke Philips Electronics N.V. Procedimiento y aparato para ajustar la escala de tiempo en una señal.
SE0402650D0 (sv) 2004-11-02 2004-11-02 Coding Tech Ab Improved parametric stereo compatible coding of spatial audio
JP5542306B2 (ja) * 2005-01-11 2014-07-09 コーニンクレッカ フィリップス エヌ ヴェ オーディオ信号のスケーラブル符号化及び復号
WO2006091139A1 (en) 2005-02-23 2006-08-31 Telefonaktiebolaget Lm Ericsson (Publ) Adaptive bit allocation for multi-channel audio encoding
CN102163429B (zh) 2005-04-15 2013-04-10 杜比国际公司 用于处理去相干信号或组合信号的设备和方法
US7983922B2 (en) * 2005-04-15 2011-07-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing
WO2007004186A2 (en) 2005-07-06 2007-01-11 Koninklijke Philips Electronics N.V. Parametric multi-channel decoding
WO2007080212A1 (en) 2006-01-09 2007-07-19 Nokia Corporation Controlling the decoding of binaural audio signals
CN101411063B (zh) 2006-03-28 2011-11-23 艾利森电话股份有限公司 滤波器自适应频率分辨率
WO2008016097A1 (fr) 2006-08-04 2008-02-07 Panasonic Corporation dispositif de codage audio stéréo, dispositif de décodage audio stéréo et procédé de ceux-ci
JP5513887B2 (ja) * 2006-09-14 2014-06-04 コーニンクレッカ フィリップス エヌ ヴェ 多チャネル信号のためのスイートスポット操作
US8200351B2 (en) * 2007-01-05 2012-06-12 STMicroelectronics Asia PTE., Ltd. Low power downmix energy equalization in parametric stereo encoders
CN101320562A (zh) * 2007-06-07 2008-12-10 中皇国际股份有限公司 一种音乐压缩与解压缩方法的改良及其实现电路
JP2009010841A (ja) 2007-06-29 2009-01-15 Kenwood Corp ステレオ復調装置及びステレオ復調方法
CN101572088A (zh) 2008-04-30 2009-11-04 北京工业大学 立体声编解码方法、编解码器及编解码系统
WO2010082471A1 (ja) * 2009-01-13 2010-07-22 パナソニック株式会社 音響信号復号装置及びバランス調整方法
CA3057366C (en) * 2009-03-17 2020-10-27 Dolby International Ab Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding
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
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
CN103098131B (zh) 2010-08-24 2015-03-11 杜比国际公司 调频立体声无线电接收器的间歇单声道接收的隐藏
UA107771C2 (en) * 2011-09-29 2015-02-10 Dolby Int Ab Prediction-based fm stereo radio noise reduction
WO2013045693A2 (en) * 2011-09-29 2013-04-04 Dolby International Ab High quality detection in fm stereo radio signals

Also Published As

Publication number Publication date
EP2609684A1 (en) 2013-07-03
TW201220863A (en) 2012-05-16
ES2501790T3 (es) 2014-10-02
WO2012025429A1 (en) 2012-03-01
JP5617039B2 (ja) 2014-10-29
EP2609684B1 (en) 2014-07-30
CN103069721A (zh) 2013-04-24
CN103069721B (zh) 2016-03-23
US9094754B2 (en) 2015-07-28
US20130142339A1 (en) 2013-06-06
JP2013541030A (ja) 2013-11-07
TWI516138B (zh) 2016-01-01

Similar Documents

Publication Publication Date Title
HK1186312A1 (zh) 降低調頻無線電廣播噪聲中的偽不相關性
HK1199773A1 (zh) 基於預測的 立體聲無線電噪聲減小
EP2498331A4 (en) RADIO FREQUENCY FILTER
EP2526676C0 (en) MULTI-BAND RADIO FREQUENCY DETECTION AND LOCATION SYSTEM
PT2580807T (pt) Disposição de antena e estrutura de antena com relação sinal/ruído melhorada
SG10201508786PA (en) Multiple-Mode Filter For Radio Frequency Integrated Circuits
GB201003787D0 (en) Radio receiver
GB2470656B (en) Radio wave receiver
PL2541926T3 (pl) Odbiornik sygnałów rozgłoszeniowych i sposób odbioru sygnałów rozgłoszeniowych
EP2538564A4 (en) RADIO BROADCAST RECEIVING DEVICE
GB2477915B (en) Basestation carrier frequency selection
GB2491052B (en) Signal processing in wireless communication receivers
PL2559165T3 (pl) Syntezer częstotliwości ze zmniejszonym szumem i niepożądanymi składowymi widmowymi
IL214215A0 (en) Radio frequency particles
EP2553834A4 (en) RELAY RADIO FRONT-END
GB2470826B (en) Radio wave receiver
GB201009059D0 (en) Radio wave receiver
AU331553S (en) Radio
EP2525500A4 (en) RECEIVER
GB2475333B (en) FM receiver noise reduction
SI2533526T1 (sl) Sprejemnik oddajnih signalov in metoda za sprejemanje oddajnih signalov
GB201003586D0 (en) Noise reducing near-field receiver antenna and system
EP2595244A4 (en) DOUBLE FREQUENCY ANTENNA
GB2481593B (en) Digital receivers
PL2541909T3 (pl) Odbiornik sygnałów rozgłoszeniowych i sposób odbioru sygnałów rozgłoszeniowych

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20180812