JP6513718B2 - 不一致周波数範囲を使用するハイバンド信号をエンコーディングする方法、エンコーダを備えた装置、エンコーダに実行させる命令を備えたコンピュータ可読記憶媒体、不一致周波数範囲を使用するハイバンド信号をデコーディングする方法、デコーダ、ハイバンド信号を生成する装置、デコーダに実行させる命令を備えたコンピュータ可読記憶媒体 - Google Patents

不一致周波数範囲を使用するハイバンド信号をエンコーディングする方法、エンコーダを備えた装置、エンコーダに実行させる命令を備えたコンピュータ可読記憶媒体、不一致周波数範囲を使用するハイバンド信号をデコーディングする方法、デコーダ、ハイバンド信号を生成する装置、デコーダに実行させる命令を備えたコンピュータ可読記憶媒体 Download PDF

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JP6513718B2
JP6513718B2 JP2016575154A JP2016575154A JP6513718B2 JP 6513718 B2 JP6513718 B2 JP 6513718B2 JP 2016575154 A JP2016575154 A JP 2016575154A JP 2016575154 A JP2016575154 A JP 2016575154A JP 6513718 B2 JP6513718 B2 JP 6513718B2
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signal
high band
frequency
audio signal
frequency range
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JP2017523461A (ja
JP2017523461A5 (enExample
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アッティ、ベンカトラマン・エス．
クリシュナン、ベンカテシュ
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Qualcomm Inc
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    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/26—Pre-filtering or post-filtering
    • G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
    • 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
    • G10L19/04—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 using predictive techniques
    • 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
    • G10L21/00—Speech 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
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

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  • 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)
JP2016575154A 2014-06-26 2015-06-26 不一致周波数範囲を使用するハイバンド信号をエンコーディングする方法、エンコーダを備えた装置、エンコーダに実行させる命令を備えたコンピュータ可読記憶媒体、不一致周波数範囲を使用するハイバンド信号をデコーディングする方法、デコーダ、ハイバンド信号を生成する装置、デコーダに実行させる命令を備えたコンピュータ可読記憶媒体 Active JP6513718B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462017753P 2014-06-26 2014-06-26
US62/017,753 2014-06-26
US14/750,784 US9984699B2 (en) 2014-06-26 2015-06-25 High-band signal coding using mismatched frequency ranges
US14/750,784 2015-06-25
PCT/US2015/038120 WO2015200859A1 (en) 2014-06-26 2015-06-26 High-band signal coding using mismatched frequency ranges

Publications (3)

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JP2017523461A JP2017523461A (ja) 2017-08-17
JP2017523461A5 JP2017523461A5 (enExample) 2018-08-23
JP6513718B2 true JP6513718B2 (ja) 2019-05-15

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JP2016575154A Active JP6513718B2 (ja) 2014-06-26 2015-06-26 不一致周波数範囲を使用するハイバンド信号をエンコーディングする方法、エンコーダを備えた装置、エンコーダに実行させる命令を備えたコンピュータ可読記憶媒体、不一致周波数範囲を使用するハイバンド信号をデコーディングする方法、デコーダ、ハイバンド信号を生成する装置、デコーダに実行させる命令を備えたコンピュータ可読記憶媒体

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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)

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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

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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
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US9685164B2 (en) 2014-03-31 2017-06-20 Qualcomm Incorporated Systems and methods of switching coding technologies at a device
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Publication number Publication date
CA2952286C (en) 2019-07-02
WO2015200859A1 (en) 2015-12-30
HUE039699T2 (hu) 2019-01-28
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
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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