HUE039699T2 - Felsõ sávi jelzés kódolása illesztetlen frekvenciatartományok használatával - Google Patents

Felsõ sávi jelzés kódolása illesztetlen frekvenciatartományok használatával

Info

Publication number
HUE039699T2
HUE039699T2 HUE15734039A HUE15734039A HUE039699T2 HU E039699 T2 HUE039699 T2 HU E039699T2 HU E15734039 A HUE15734039 A HU E15734039A HU E15734039 A HUE15734039 A HU E15734039A HU E039699 T2 HUE039699 T2 HU E039699T2
Authority
HU
Hungary
Prior art keywords
band signal
frequency ranges
signal coding
mismatched frequency
mismatched
Prior art date
Application number
HUE15734039A
Other languages
English (en)
Hungarian (hu)
Inventor
Venkatraman S Atti
Venkatesh Krishnan
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of HUE039699T2 publication Critical patent/HUE039699T2/hu

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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 using predictive techniques
    • G10L19/26Pre-filtering or post-filtering
    • G10L19/265Pre-filtering, e.g. high frequency emphasis prior to encoding
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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 using predictive techniques
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech 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
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
HUE15734039A 2014-06-26 2015-06-26 Felsõ sávi jelzés kódolása illesztetlen frekvenciatartományok használatával HUE039699T2 (hu)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201462017753P 2014-06-26 2014-06-26
US14/750,784 US9984699B2 (en) 2014-06-26 2015-06-25 High-band signal coding using mismatched frequency ranges

Publications (1)

Publication Number Publication Date
HUE039699T2 true HUE039699T2 (hu) 2019-01-28

Family

ID=54931209

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE15734039A HUE039699T2 (hu) 2014-06-26 2015-06-26 Felsõ sávi jelzés kódolása illesztetlen frekvenciatartományok használatával

Country Status (9)

Country Link
US (1) US9984699B2 (enExample)
EP (1) EP3161822B1 (enExample)
JP (1) JP6513718B2 (enExample)
KR (1) KR101988710B1 (enExample)
CN (1) CN106463135B (enExample)
CA (1) CA2952286C (enExample)
ES (1) ES2690096T3 (enExample)
HU (1) HUE039699T2 (enExample)
WO (1) WO2015200859A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9542955B2 (en) * 2014-03-31 2017-01-10 Qualcomm Incorporated High-band signal coding using multiple sub-bands
EP3067886A1 (en) 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal
US10109284B2 (en) * 2016-02-12 2018-10-23 Qualcomm Incorporated Inter-channel encoding and decoding of multiple high-band audio signals
US10553222B2 (en) 2017-03-09 2020-02-04 Qualcomm Incorporated Inter-channel bandwidth extension spectral mapping and adjustment
US10573326B2 (en) * 2017-04-05 2020-02-25 Qualcomm Incorporated Inter-channel bandwidth extension
US10825467B2 (en) * 2017-04-21 2020-11-03 Qualcomm Incorporated Non-harmonic speech detection and bandwidth extension in a multi-source environment
US20190051286A1 (en) * 2017-08-14 2019-02-14 Microsoft Technology Licensing, Llc Normalization of high band signals in network telephony communications
CN115299075B (zh) 2020-03-20 2023-08-18 杜比国际公司 扬声器的低音增强
US20240203439A1 (en) * 2021-05-08 2024-06-20 Cerence Operating Company Noise Reduction Based on Dynamic Neural Networks

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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)
EP2752849B1 (en) * 2004-11-05 2020-06-03 Panasonic Intellectual Property Management Co., Ltd. Encoder and encoding method
UA94041C2 (ru) * 2005-04-01 2011-04-11 Квелкомм Инкорпорейтед Способ и устройство для фильтрации, устраняющей разреженность
PL1869673T3 (pl) 2005-04-01 2011-03-31 Qualcomm Inc Sposoby i urządzenia do kodowania i dekodowania górnopasmowej części sygnału mowy
TR201821299T4 (tr) * 2005-04-22 2019-01-21 Qualcomm Inc Kazanç faktörü yumuşatma için sistemler, yöntemler ve aparat.
US9454974B2 (en) * 2006-07-31 2016-09-27 Qualcomm Incorporated Systems, methods, and apparatus for gain factor limiting
KR101346358B1 (ko) * 2006-09-18 2013-12-31 삼성전자주식회사 대역폭 확장 기법을 이용한 오디오 신호의 부호화/복호화방법 및 장치
US20080267224A1 (en) 2007-04-24 2008-10-30 Rohit Kapoor Method and apparatus for modifying playback timing of talkspurts within a sentence without affecting intelligibility
RU2477509C2 (ru) 2008-11-21 2013-03-10 Сименс Акциенгезелльшафт Способ и устройство измерения для определения состояния электрического воспламенителя горелки газовой турбины, а также устройство зажигания для горелки газовой турбины
EP4224474B1 (en) * 2008-12-15 2023-11-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio bandwidth extension decoder, corresponding method and computer program
US8352252B2 (en) 2009-06-04 2013-01-08 Qualcomm Incorporated Systems and methods for preventing the loss of information within a speech frame
US8428938B2 (en) 2009-06-04 2013-04-23 Qualcomm Incorporated Systems and methods for reconstructing an erased speech frame
US8600737B2 (en) * 2010-06-01 2013-12-03 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for wideband speech coding
US9047863B2 (en) 2012-01-12 2015-06-02 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for criticality threshold control
US9275644B2 (en) 2012-01-20 2016-03-01 Qualcomm Incorporated Devices for redundant frame coding and decoding
US9620134B2 (en) 2013-10-10 2017-04-11 Qualcomm Incorporated Gain shape estimation for improved tracking of high-band temporal characteristics
US10083708B2 (en) 2013-10-11 2018-09-25 Qualcomm Incorporated Estimation of mixing factors to generate high-band excitation signal
US9384746B2 (en) 2013-10-14 2016-07-05 Qualcomm Incorporated Systems and methods of energy-scaled signal processing
US10163447B2 (en) 2013-12-16 2018-12-25 Qualcomm Incorporated High-band signal modeling
US9685164B2 (en) 2014-03-31 2017-06-20 Qualcomm Incorporated Systems and methods of switching coding technologies at a device
US9697843B2 (en) 2014-04-30 2017-07-04 Qualcomm Incorporated High band excitation signal generation

Also Published As

Publication number Publication date
CA2952286C (en) 2019-07-02
WO2015200859A1 (en) 2015-12-30
US20150380008A1 (en) 2015-12-31
EP3161822A1 (en) 2017-05-03
JP2017523461A (ja) 2017-08-17
KR101988710B1 (ko) 2019-06-12
CN106463135A (zh) 2017-02-22
JP6513718B2 (ja) 2019-05-15
CA2952286A1 (en) 2015-12-30
US9984699B2 (en) 2018-05-29
KR20170026382A (ko) 2017-03-08
CN106463135B (zh) 2019-11-12
EP3161822B1 (en) 2018-07-18
ES2690096T3 (es) 2018-11-19

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