JP6345780B2 - ハイバンドコーディングにおける選択的位相補償 - Google Patents

ハイバンドコーディングにおける選択的位相補償 Download PDF

Info

Publication number
JP6345780B2
JP6345780B2 JP2016533203A JP2016533203A JP6345780B2 JP 6345780 B2 JP6345780 B2 JP 6345780B2 JP 2016533203 A JP2016533203 A JP 2016533203A JP 2016533203 A JP2016533203 A JP 2016533203A JP 6345780 B2 JP6345780 B2 JP 6345780B2
Authority
JP
Japan
Prior art keywords
signal
phase
phase adjustment
highband
frequency
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
JP2016533203A
Other languages
English (en)
Japanese (ja)
Other versions
JP2016539369A5 (enExample
JP2016539369A (ja
Inventor
アッティ、ベンカトラマン・エス．
チェビーヤム、ベンカタ・スブラーマンヤム・チャンドラ・セカー
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
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 JP2016539369A publication Critical patent/JP2016539369A/ja
Publication of JP2016539369A5 publication Critical patent/JP2016539369A5/ja
Application granted granted Critical
Publication of JP6345780B2 publication Critical patent/JP6345780B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • 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
    • 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
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/093—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using sinusoidal excitation models

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)
  • Circuit For Audible Band Transducer (AREA)
JP2016533203A 2013-11-22 2014-11-21 ハイバンドコーディングにおける選択的位相補償 Expired - Fee Related JP6345780B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361907674P 2013-11-22 2013-11-22
US61/907,674 2013-11-22
US14/550,589 2014-11-21
PCT/US2014/066945 WO2015077641A1 (en) 2013-11-22 2014-11-21 Selective phase compensation in high band coding
US14/550,589 US9858941B2 (en) 2013-11-22 2014-11-21 Selective phase compensation in high band coding of an audio signal

Publications (3)

Publication Number Publication Date
JP2016539369A JP2016539369A (ja) 2016-12-15
JP2016539369A5 JP2016539369A5 (enExample) 2018-03-22
JP6345780B2 true JP6345780B2 (ja) 2018-06-20

Family

ID=52114054

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016533203A Expired - Fee Related JP6345780B2 (ja) 2013-11-22 2014-11-21 ハイバンドコーディングにおける選択的位相補償

Country Status (5)

Country Link
US (1) US9858941B2 (enExample)
JP (1) JP6345780B2 (enExample)
KR (1) KR20160087827A (enExample)
CN (1) CN105765655A (enExample)
WO (1) WO2015077641A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3011408A1 (fr) * 2013-09-30 2015-04-03 Orange Re-echantillonnage d'un signal audio pour un codage/decodage a bas retard
WO2015077641A1 (en) * 2013-11-22 2015-05-28 Qualcomm Incorporated Selective phase compensation in high band coding
EP2963649A1 (en) 2014-07-01 2016-01-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio processor and method for processing an audio signal using horizontal phase correction
CN107077849B (zh) * 2014-11-07 2020-09-08 三星电子株式会社 用于恢复音频信号的方法和设备
US10847170B2 (en) * 2015-06-18 2020-11-24 Qualcomm Incorporated Device and method for generating a high-band signal from non-linearly processed sub-ranges
US10152977B2 (en) * 2015-11-20 2018-12-11 Qualcomm Incorporated Encoding of multiple audio signals
JP6611042B2 (ja) * 2015-12-02 2019-11-27 パナソニックＩｐマネジメント株式会社 音声信号復号装置及び音声信号復号方法
US10148416B2 (en) * 2016-09-02 2018-12-04 Intel Corporation Signal phase optimization in memory interface training
US10224042B2 (en) * 2016-10-31 2019-03-05 Qualcomm Incorporated Encoding of multiple audio signals
US10825467B2 (en) * 2017-04-21 2020-11-03 Qualcomm Incorporated Non-harmonic speech detection and bandwidth extension in a multi-source environment
US10957331B2 (en) * 2018-12-17 2021-03-23 Microsoft Technology Licensing, Llc Phase reconstruction in a speech decoder
US10847172B2 (en) * 2018-12-17 2020-11-24 Microsoft Technology Licensing, Llc Phase quantization in a speech encoder
CN118038877A (zh) * 2022-11-01 2024-05-14 抖音视界有限公司 一种音频信号的编码、解码方法及装置
EP4375999A1 (en) * 2022-11-28 2024-05-29 GN Audio A/S Audio device with signal parameter-based processing, related methods and systems

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4433434A (en) * 1981-12-28 1984-02-21 Mozer Forrest Shrago Method and apparatus for time domain compression and synthesis of audible signals
DE69702261T2 (de) 1996-07-30 2001-01-25 British Telecommunications P.L.C., London Sprachkodierung
US5886276A (en) * 1997-01-16 1999-03-23 The Board Of Trustees Of The Leland Stanford Junior University System and method for multiresolution scalable audio signal encoding
SE512719C2 (sv) 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
US6266644B1 (en) * 1998-09-26 2001-07-24 Liquid Audio, Inc. Audio encoding apparatus and methods
MXPA03002115A (es) * 2001-07-13 2003-08-26 Matsushita Electric Industrial Co Ltd DISPOSITIVO DE DECODIFICACION Y CODIFICACION DE SEnAL DE AUDIO.
PT1423847E (pt) * 2001-11-29 2005-05-31 Coding Tech Ab Reconstrucao de componentes de frequencia elevada
US20030187663A1 (en) * 2002-03-28 2003-10-02 Truman Michael Mead Broadband frequency translation for high frequency regeneration
JP2004054526A (ja) * 2002-07-18 2004-02-19 Canon Finetech Inc 画像処理システム、印刷装置、制御方法、制御コマンド実行方法、プログラムおよび記録媒体
DE602004019928D1 (de) * 2003-07-18 2009-04-23 Koninkl Philips Electronics Nv Audiocodierung mit niedriger bitrate
KR100707174B1 (ko) * 2004-12-31 2007-04-13 삼성전자주식회사 광대역 음성 부호화 및 복호화 시스템에서 고대역 음성부호화 및 복호화 장치와 그 방법
ES2636443T3 (es) 2005-04-01 2017-10-05 Qualcomm Incorporated Sistemas, procedimientos y aparatos para codificación de voz de banda ancha
KR101171098B1 (ko) * 2005-07-22 2012-08-20 삼성전자주식회사 혼합 구조의 스케일러블 음성 부호화 방법 및 장치
US7953605B2 (en) 2005-10-07 2011-05-31 Deepen Sinha Method and apparatus for audio encoding and decoding using wideband psychoacoustic modeling and bandwidth extension
US7546237B2 (en) * 2005-12-23 2009-06-09 Qnx Software Systems (Wavemakers), Inc. Bandwidth extension of narrowband speech
DE602007002385D1 (de) * 2006-02-06 2009-10-22 France Telecom Verfahren und vorrichtung zur hierarchischen kodiecodierverfahren und gerät, programme und signal
CN101089951B (zh) * 2006-06-16 2011-08-31 北京天籁传音数字技术有限公司 频带扩展编码方法及装置和解码方法及装置
KR101565919B1 (ko) * 2006-11-17 2015-11-05 삼성전자주식회사 고주파수 신호 부호화 및 복호화 방법 및 장치
KR101411900B1 (ko) * 2007-05-08 2014-06-26 삼성전자주식회사 오디오 신호의 부호화 및 복호화 방법 및 장치
EP2144229A1 (en) 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Efficient use of phase information in audio encoding and decoding
JP4932917B2 (ja) * 2009-04-03 2012-05-16 株式会社エヌ・ティ・ティ・ドコモ 音声復号装置、音声復号方法、及び音声復号プログラム
US8484020B2 (en) * 2009-10-23 2013-07-09 Qualcomm Incorporated Determining an upperband signal from a narrowband signal
US8326607B2 (en) * 2010-01-11 2012-12-04 Sony Ericsson Mobile Communications Ab Method and arrangement for enhancing speech quality
PL2545551T3 (pl) * 2010-03-09 2018-03-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Poprawiona charakterystyka amplitudowa i zrównanie czasowe w powiększaniu szerokości pasma na bazie wokodera fazowego dla sygnałów audio
JP5743137B2 (ja) * 2011-01-14 2015-07-01 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
EP2631906A1 (en) 2012-02-27 2013-08-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Phase coherence control for harmonic signals in perceptual audio codecs
WO2015077641A1 (en) * 2013-11-22 2015-05-28 Qualcomm Incorporated Selective phase compensation in high band coding
US9564141B2 (en) * 2014-02-13 2017-02-07 Qualcomm Incorporated Harmonic bandwidth extension of audio signals
US9542955B2 (en) * 2014-03-31 2017-01-10 Qualcomm Incorporated High-band signal coding using multiple sub-bands

Also Published As

Publication number Publication date
WO2015077641A1 (en) 2015-05-28
CN105765655A (zh) 2016-07-13
KR20160087827A (ko) 2016-07-22
US9858941B2 (en) 2018-01-02
US20150149156A1 (en) 2015-05-28
JP2016539369A (ja) 2016-12-15

Similar Documents

Publication Publication Date Title
JP6345780B2 (ja) ハイバンドコーディングにおける選択的位相補償
JP6526704B2 (ja) オーディオ信号を処理するための方法、装置、およびコンピュータ可読媒体
JP6538209B2 (ja) ノイズ変調とゲイン調整とを実行するシステムおよび方法
JP6262337B2 (ja) ハイバンド時間的特性の改善された追跡のための利得形状推定
JP6469664B2 (ja) ハイバンド励振信号を生成するための混合係数の推定
JP6396538B2 (ja) 複数のサブバンドを使用するハイバンド信号コーディング
JP2016541032A5 (enExample)
JP2017523460A (ja) ハイバンド信号特性に基づいた時間利得調整
JP2016532912A (ja) スケーリングされた高帯域励磁を使用する音声信号の帯域幅拡張のための方法、装置、デバイス、コンピュータ可読媒体
EP3072130A1 (en) Selective phase compensation in high band coding
HK1220033B (zh) 用於信号处理的方法和设备

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20160803

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20171026

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20171026

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20180205

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20180205

A975 Report on accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A971005

Effective date: 20180419

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20180424

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20180523

R150 Certificate of patent or registration of utility model

Ref document number: 6345780

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees