PL4205107T3 - Generator sygnału wielokanałowego, enkoder audio oraz powiązane sposoby polegające na sygnale szumu miksowania - Google Patents

Generator sygnału wielokanałowego, enkoder audio oraz powiązane sposoby polegające na sygnale szumu miksowania

Info

Publication number
PL4205107T3
PL4205107T3 PL21739085.5T PL21739085T PL4205107T3 PL 4205107 T3 PL4205107 T3 PL 4205107T3 PL 21739085 T PL21739085 T PL 21739085T PL 4205107 T3 PL4205107 T3 PL 4205107T3
Authority
PL
Poland
Prior art keywords
related methods
audio encoder
signal generator
methods relying
mixing noise
Prior art date
Application number
PL21739085.5T
Other languages
English (en)
Inventor
Jan Frederik KIENE
Guillaume Fuchs
Srikanth KORSE
Markus Multrus
Eleni FOTOPOULOU
Original Assignee
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
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 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. filed Critical Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Publication of PL4205107T3 publication Critical patent/PL4205107T3/pl

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
    • G10L19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • G10L19/012Comfort noise or silence coding
    • 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
    • G10L21/0208Noise filtering
    • G10L21/0264Noise filtering characterised by the type of parameter measurement, e.g. correlation techniques, zero crossing techniques or 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
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78Detection of presence or absence of voice signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Circuits Of Receivers In General (AREA)
PL21739085.5T 2020-08-31 2021-06-30 Generator sygnału wielokanałowego, enkoder audio oraz powiązane sposoby polegające na sygnale szumu miksowania PL4205107T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP20193716 2020-08-31
PCT/EP2021/068079 WO2022042908A1 (en) 2020-08-31 2021-06-30 Multi-channel signal generator, audio encoder and related methods relying on a mixing noise signal

Publications (1)

Publication Number Publication Date
PL4205107T3 true PL4205107T3 (pl) 2025-08-18

Family

ID=72432694

Family Applications (1)

Application Number Title Priority Date Filing Date
PL21739085.5T PL4205107T3 (pl) 2020-08-31 2021-06-30 Generator sygnału wielokanałowego, enkoder audio oraz powiązane sposoby polegające na sygnale szumu miksowania

Country Status (14)

Country Link
US (1) US20230206930A1 (pl)
EP (2) EP4583102A3 (pl)
JP (1) JP7584631B2 (pl)
KR (1) KR20230058705A (pl)
CN (1) CN116075889A (pl)
AU (2) AU2021331096B2 (pl)
BR (1) BR112023003557A2 (pl)
CA (1) CA3190884A1 (pl)
ES (1) ES3028541T3 (pl)
MX (1) MX2023002238A (pl)
PL (1) PL4205107T3 (pl)
TW (2) TWI785753B (pl)
WO (1) WO2022042908A1 (pl)
ZA (1) ZA202303737B (pl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024051955A1 (en) * 2022-09-09 2024-03-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Decoder and decoding method for discontinuous transmission of parametrically coded independent streams with metadata
WO2024051954A1 (en) * 2022-09-09 2024-03-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder and encoding method for discontinuous transmission of parametrically coded independent streams with metadata
TWI841229B (zh) * 2023-02-09 2024-05-01 大陸商星宸科技股份有限公司 語音增強方法及執行語音增強方法的處理電路

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101529504B (zh) * 2006-10-16 2012-08-22 弗劳恩霍夫应用研究促进协会 多通道参数转换的装置和方法
ES2588156T3 (es) 2012-12-21 2016-10-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Generación de ruido de confort con alta resolución espectro-temporal en transmisión discontinua de señales de audio
CN104050969A (zh) * 2013-03-14 2014-09-17 杜比实验室特许公司 空间舒适噪声
EP3244404B1 (en) * 2014-02-14 2018-06-20 Telefonaktiebolaget LM Ericsson (publ) Comfort noise generation
CN113035212B (zh) * 2015-05-20 2025-06-17 瑞典爱立信有限公司 多声道音频信号的编码
EP3208800A1 (en) * 2016-02-17 2017-08-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for stereo filing in multichannel coding
KR102550424B1 (ko) * 2018-04-05 2023-07-04 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 채널 간 시간 차를 추정하기 위한 장치, 방법 또는 컴퓨터 프로그램
JP7085640B2 (ja) * 2018-04-05 2022-06-16 テレフオンアクチーボラゲット エルエム エリクソン(パブル) 快適雑音の生成のサポート

Also Published As

Publication number Publication date
EP4205107C0 (en) 2025-04-23
CA3190884A1 (en) 2022-03-03
EP4205107B1 (en) 2025-04-23
EP4583102A3 (en) 2025-10-15
ES3028541T3 (en) 2025-06-19
JP2023539348A (ja) 2023-09-13
KR20230058705A (ko) 2023-05-03
AU2021331096B2 (en) 2023-11-16
EP4583102A2 (en) 2025-07-09
TWI785753B (zh) 2022-12-01
CN116075889A (zh) 2023-05-05
TW202320057A (zh) 2023-05-16
JP7584631B2 (ja) 2024-11-15
AU2023254936A1 (en) 2023-11-16
EP4205107A1 (en) 2023-07-05
TWI840892B (zh) 2024-05-01
BR112023003557A2 (pt) 2023-04-04
WO2022042908A1 (en) 2022-03-03
TW202215417A (zh) 2022-04-16
US20230206930A1 (en) 2023-06-29
AU2023254936B2 (en) 2025-03-27
MX2023002238A (es) 2023-04-21
AU2021331096A1 (en) 2023-03-23
ZA202303737B (en) 2025-09-25

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