HK1259131A1 - 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 - Google Patents

解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流

Info

Publication number
HK1259131A1
HK1259131A1 HK19100951.6A HK19100951A HK1259131A1 HK 1259131 A1 HK1259131 A1 HK 1259131A1 HK 19100951 A HK19100951 A HK 19100951A HK 1259131 A1 HK1259131 A1 HK 1259131A1
Authority
HK
Hong Kong
Prior art keywords
spectral band
decoding audio
band replication
fill element
enhanced spectral
Prior art date
Application number
HK19100951.6A
Other languages
English (en)
Inventor
L‧維爾莫斯
H‧普恩哈根
P‧埃斯特蘭德
Original Assignee
杜比國際公司
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 杜比國際公司 filed Critical 杜比國際公司
Publication of HK1259131A1 publication Critical patent/HK1259131A1/zh

Links

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
    • G10L19/16—Vocoder architecture
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/035—Scalar quantisation
    • 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
    • G10L19/16—Vocoder architecture
    • 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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Stereophonic System (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
HK19100951.6A 2015-03-13 2017-12-28 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 HK1259131A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP15159067 2015-03-13
US201562133800P 2015-03-16 2015-03-16

Publications (1)

Publication Number Publication Date
HK1259131A1 true HK1259131A1 (zh) 2019-11-29

Family

ID=66624667

Family Applications (6)

Application Number Title Priority Date Filing Date
HK19101777.6A HK1259408A1 (zh) 2015-03-13 2017-12-28 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流
HK19101775.8A HK1259406A1 (zh) 2015-03-13 2017-12-28 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流
HK19100951.6A HK1259131A1 (zh) 2015-03-13 2017-12-28 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流
HK19101315.5A HK1259548A1 (zh) 2015-03-13 2017-12-28 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流
HK19100948.2A HK1259544A1 (zh) 2015-03-13 2017-12-28 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流
HK19101666.0A HK1259302A1 (zh) 2015-03-13 2017-12-28 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流

Family Applications Before (2)

Application Number Title Priority Date Filing Date
HK19101777.6A HK1259408A1 (zh) 2015-03-13 2017-12-28 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流
HK19101775.8A HK1259406A1 (zh) 2015-03-13 2017-12-28 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流

Family Applications After (3)

Application Number Title Priority Date Filing Date
HK19101315.5A HK1259548A1 (zh) 2015-03-13 2017-12-28 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流
HK19100948.2A HK1259544A1 (zh) 2015-03-13 2017-12-28 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流
HK19101666.0A HK1259302A1 (zh) 2015-03-13 2017-12-28 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流

Country Status (10)

Country Link
JP (2) JP6922017B2 (zh)
DK (2) DK3268956T3 (zh)
ES (2) ES2770029T3 (zh)
HK (6) HK1259408A1 (zh)
HU (2) HUE047987T2 (zh)
IL (3) IL256786B (zh)
SG (1) SG10202005260VA (zh)
TW (2) TWI693595B (zh)
UA (1) UA119808C2 (zh)
ZA (6) ZA201705971B (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI758146B (zh) 2015-03-13 2022-03-11 瑞典商杜比國際公司 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
DE60214027T2 (de) * 2001-11-14 2007-02-15 Matsushita Electric Industrial Co., Ltd., Kadoma Kodiervorrichtung und dekodiervorrichtung
RU2491658C2 (ru) * 2008-07-11 2013-08-27 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Синтезатор аудиосигнала и кодирующее устройство аудиосигнала
MX2012004569A (es) * 2009-10-20 2012-06-08 Fraunhofer Ges Forschung Codificador de audio, decodificador de audio, metodo para codificar informacion de audio, metodo para decodificar informacion de audio y programa de computacion que usa la deteccion de un grupo de valores espectrales previamente decodificados.
KR101425154B1 (ko) * 2010-03-09 2014-08-13 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 패치 경계 정렬을 이용한 오디오 신호 처리 장치 및 방법
US9093120B2 (en) * 2011-02-10 2015-07-28 Yahoo! Inc. Audio fingerprint extraction by scaling in time and resampling
WO2012126891A1 (en) * 2011-03-18 2012-09-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Frame element positioning in frames of a bitstream representing audio content
CN104584124B (zh) * 2013-01-22 2019-04-16 松下电器产业株式会社 编码装置、解码装置、编码方法、以及解码方法
MX351187B (es) * 2013-01-28 2017-10-04 Fraunhofer Ges Forschung Metodo y aparato para reproduccion de audio normalizada de medios con y sin metadatos de sonoridad incorporados en dispositivos de medios nuevos.
TWI530941B (zh) * 2013-04-03 2016-04-21 杜比實驗室特許公司 用於基於物件音頻之互動成像的方法與系統

Also Published As

Publication number Publication date
JP2020079963A (ja) 2020-05-28
ZA201705978B (en) 2019-02-27
IL279327A (en) 2021-01-31
IL285643A (en) 2021-09-30
TWI693595B (zh) 2020-05-11
HK1259406A1 (zh) 2019-11-29
DK3268961T3 (da) 2020-02-10
JP7210658B2 (ja) 2023-01-23
ZA201805869B (en) 2019-11-27
SG10202005260VA (en) 2020-07-29
ZA201901691B (en) 2020-07-29
ZA201801941B (en) 2019-07-31
IL285643B2 (en) 2023-02-01
HK1259302A1 (zh) 2019-11-29
IL279327B (en) 2021-09-30
IL285643B (en) 2022-10-01
ZA201705971B (en) 2019-01-30
TWI732403B (zh) 2021-07-01
IL256786A (en) 2018-03-29
JP2021167981A (ja) 2021-10-21
TW201941186A (zh) 2019-10-16
HK1259548A1 (zh) 2019-11-29
HUE053954T2 (hu) 2021-08-30
TW202042215A (zh) 2020-11-16
ES2867477T3 (es) 2021-10-20
HUE047987T2 (hu) 2020-05-28
ES2770029T3 (es) 2020-06-30
DK3268956T3 (da) 2021-10-18
UA119808C2 (uk) 2019-08-12
JP6922017B2 (ja) 2021-08-18
ZA201905506B (en) 2021-03-31
HK1259408A1 (zh) 2019-11-29
IL256786B (en) 2021-01-31
HK1259544A1 (zh) 2019-11-29

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