JP2005148274A5 - - Google Patents

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Publication number
JP2005148274A5
JP2005148274A5 JP2003383535A JP2003383535A JP2005148274A5 JP 2005148274 A5 JP2005148274 A5 JP 2005148274A5 JP 2003383535 A JP2003383535 A JP 2003383535A JP 2003383535 A JP2003383535 A JP 2003383535A JP 2005148274 A5 JP2005148274 A5 JP 2005148274A5
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Japan
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signal
equation
intermediate signal
complex
band
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JP2003383535A
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Japanese (ja)
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JP2005148274A (ja
JP4396233B2 (ja
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Priority to US10/986,624 priority patent/US7433907B2/en
Publication of JP2005148274A publication Critical patent/JP2005148274A/ja
Publication of JP2005148274A5 publication Critical patent/JP2005148274A5/ja
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JP2003383535A 2003-11-13 2003-11-13 複素指数変調フィルタバンクの信号分析方法、信号合成方法、そのプログラム及びその記録媒体 Expired - Fee Related JP4396233B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2003383535A JP4396233B2 (ja) 2003-11-13 2003-11-13 複素指数変調フィルタバンクの信号分析方法、信号合成方法、そのプログラム及びその記録媒体
US10/986,624 US7433907B2 (en) 2003-11-13 2004-11-12 Signal analyzing method, signal synthesizing method of complex exponential modulation filter bank, program thereof and recording medium thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003383535A JP4396233B2 (ja) 2003-11-13 2003-11-13 複素指数変調フィルタバンクの信号分析方法、信号合成方法、そのプログラム及びその記録媒体

Publications (3)

Publication Number Publication Date
JP2005148274A JP2005148274A (ja) 2005-06-09
JP2005148274A5 true JP2005148274A5 (enExample) 2006-11-09
JP4396233B2 JP4396233B2 (ja) 2010-01-13

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JP2003383535A Expired - Fee Related JP4396233B2 (ja) 2003-11-13 2003-11-13 複素指数変調フィルタバンクの信号分析方法、信号合成方法、そのプログラム及びその記録媒体

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US (1) US7433907B2 (enExample)
JP (1) JP4396233B2 (enExample)

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US7917561B2 (en) * 2005-09-16 2011-03-29 Coding Technologies Ab Partially complex modulated filter bank
US8345890B2 (en) 2006-01-05 2013-01-01 Audience, Inc. System and method for utilizing inter-microphone level differences for speech enhancement
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US8204252B1 (en) 2006-10-10 2012-06-19 Audience, Inc. System and method for providing close microphone adaptive array processing
US8744844B2 (en) 2007-07-06 2014-06-03 Audience, Inc. System and method for adaptive intelligent noise suppression
US8194880B2 (en) 2006-01-30 2012-06-05 Audience, Inc. System and method for utilizing omni-directional microphones for speech enhancement
US9185487B2 (en) 2006-01-30 2015-11-10 Audience, Inc. System and method for providing noise suppression utilizing null processing noise subtraction
US8204253B1 (en) 2008-06-30 2012-06-19 Audience, Inc. Self calibration of audio device
US8949120B1 (en) 2006-05-25 2015-02-03 Audience, Inc. Adaptive noise cancelation
US8150065B2 (en) * 2006-05-25 2012-04-03 Audience, Inc. System and method for processing an audio signal
US8259926B1 (en) 2007-02-23 2012-09-04 Audience, Inc. System and method for 2-channel and 3-channel acoustic echo cancellation
US8189766B1 (en) 2007-07-26 2012-05-29 Audience, Inc. System and method for blind subband acoustic echo cancellation postfiltering
US8180064B1 (en) 2007-12-21 2012-05-15 Audience, Inc. System and method for providing voice equalization
US8194882B2 (en) 2008-02-29 2012-06-05 Audience, Inc. System and method for providing single microphone noise suppression fallback
US8355511B2 (en) 2008-03-18 2013-01-15 Audience, Inc. System and method for envelope-based acoustic echo cancellation
US8521530B1 (en) 2008-06-30 2013-08-27 Audience, Inc. System and method for enhancing a monaural audio signal
US8213138B2 (en) * 2008-08-08 2012-07-03 General Electric Company Circuit breaker with arc fault detection and method of operation
US9838784B2 (en) 2009-12-02 2017-12-05 Knowles Electronics, Llc Directional audio capture
US9008329B1 (en) 2010-01-26 2015-04-14 Audience, Inc. Noise reduction using multi-feature cluster tracker
BR122021003887B1 (pt) 2010-08-12 2021-08-24 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E. V. Reamostrar sinais de saída de codecs de áudio com base em qmf
RU2012102842A (ru) 2012-01-27 2013-08-10 ЭлЭсАй Корпорейшн Инкрементное обнаружение преамбулы
EP2783492B1 (en) * 2011-10-27 2020-05-27 Intel Corporation Block-based crest factor reduction (cfr)
US9640194B1 (en) 2012-10-04 2017-05-02 Knowles Electronics, Llc Noise suppression for speech processing based on machine-learning mask estimation
US9923595B2 (en) 2013-04-17 2018-03-20 Intel Corporation Digital predistortion for dual-band power amplifiers
US9813223B2 (en) 2013-04-17 2017-11-07 Intel Corporation Non-linear modeling of a physical system using direct optimization of look-up table values
US9536540B2 (en) 2013-07-19 2017-01-03 Knowles Electronics, Llc Speech signal separation and synthesis based on auditory scene analysis and speech modeling
US9306606B2 (en) * 2014-06-10 2016-04-05 The Boeing Company Nonlinear filtering using polyphase filter banks
WO2016033364A1 (en) 2014-08-28 2016-03-03 Audience, Inc. Multi-sourced noise suppression
WO2016040885A1 (en) 2014-09-12 2016-03-17 Audience, Inc. Systems and methods for restoration of speech components
CN105337587B (zh) * 2015-11-10 2018-07-24 哈尔滨工程大学 一种基于dft的非最大抽取系统综合滤波器组构造方法
KR101824399B1 (ko) * 2015-12-30 2018-02-01 어보브반도체 주식회사 개선된 패킷 검출 및 심볼 타이밍 포착 기법을 사용하는 블루투스 수신 방법 및 장치
US9820042B1 (en) 2016-05-02 2017-11-14 Knowles Electronics, Llc Stereo separation and directional suppression with omni-directional microphones
BR112020011035A2 (pt) 2017-11-17 2020-11-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. aparelho e método para codificar ou decodificar parâmetros de codificação de áudio direcional com o uso de diferentes resoluções de tempo frequência
CN112383497B (zh) * 2020-11-10 2023-02-14 展讯半导体(成都)有限公司 5g系统中ofdm变换方法及相关产品

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KR100322476B1 (ko) * 1999-12-14 2002-02-07 오길록 디엠티-씨엠에프비 2단계로 구성된 다중-톤 변복조 시스템
SE0101175D0 (sv) 2001-04-02 2001-04-02 Coding Technologies Sweden Ab Aliasing reduction using complex-exponential-modulated filterbanks
US7290021B2 (en) * 2001-04-24 2007-10-30 California Institute Of Technology Method and apparatus for parallel signal processing
US6952446B1 (en) * 2001-12-10 2005-10-04 The United States Of America As Represented By The Secretary Of The Air Force Digital filter bank followed by monobit receivers for signal processing
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US6792057B2 (en) * 2002-08-29 2004-09-14 Bae Systems Information And Electronic Systems Integration Inc Partial band reconstruction of frequency channelized filters

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