EP4303871C0 - Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale - Google Patents

Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale

Info

Publication number
EP4303871C0
EP4303871C0 EP23210525.4A EP23210525A EP4303871C0 EP 4303871 C0 EP4303871 C0 EP 4303871C0 EP 23210525 A EP23210525 A EP 23210525A EP 4303871 C0 EP4303871 C0 EP 4303871C0
Authority
EP
European Patent Office
Prior art keywords
audio signals
reconstruction methods
backwards compatible
frequency reconstruction
compatible integration
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.)
Active
Application number
EP23210525.4A
Other languages
English (en)
French (fr)
Other versions
EP4303871B1 (de
EP4303871A3 (de
EP4303871A2 (de
Inventor
Kristofer Kjoerling
Lars Villemoes
Heiko Purnhagen
Per Ekstrand
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.)
Dolby International AB
Original Assignee
Dolby International AB
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 Dolby International AB filed Critical Dolby International AB
Priority to EP25164868.9A priority Critical patent/EP4550315B1/de
Priority to EP25165036.2A priority patent/EP4550316B1/de
Priority to EP25164867.1A priority patent/EP4550314B1/de
Priority to EP25165078.4A priority patent/EP4550317B1/de
Publication of EP4303871A2 publication Critical patent/EP4303871A2/de
Publication of EP4303871A3 publication Critical patent/EP4303871A3/de
Application granted granted Critical
Publication of EP4303871B1 publication Critical patent/EP4303871B1/de
Publication of EP4303871C0 publication Critical patent/EP4303871C0/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Amplitude Modulation (AREA)
EP23210525.4A 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale Active EP4303871B1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP25164868.9A EP4550315B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25165036.2A EP4550316B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25164867.1A EP4550314B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25165078.4A EP4550317B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP18153683 2018-01-26
EP21164481.0A EP3872809B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP22181854.5A EP4099325B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP19153875.0A EP3518233B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP22189216.9A EP4120261B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale

Related Parent Applications (4)

Application Number Title Priority Date Filing Date
EP22189216.9A Division EP4120261B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP22181854.5A Division EP4099325B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP19153875.0A Division EP3518233B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP21164481.0A Division EP3872809B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale

Related Child Applications (8)

Application Number Title Priority Date Filing Date
EP25165078.4A Division-Into EP4550317B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25165078.4A Division EP4550317B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25164867.1A Division-Into EP4550314B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25164867.1A Division EP4550314B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25164868.9A Division EP4550315B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25164868.9A Division-Into EP4550315B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25165036.2A Division-Into EP4550316B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25165036.2A Division EP4550316B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale

Publications (4)

Publication Number Publication Date
EP4303871A2 EP4303871A2 (de) 2024-01-10
EP4303871A3 EP4303871A3 (de) 2024-03-20
EP4303871B1 EP4303871B1 (de) 2025-05-07
EP4303871C0 true EP4303871C0 (de) 2025-05-07

Family

ID=61054251

Family Applications (11)

Application Number Title Priority Date Filing Date
EP25165036.2A Active EP4550316B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25165078.4A Active EP4550317B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP22181854.5A Active EP4099325B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP19153875.0A Active EP3518233B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP21164481.0A Active EP3872809B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP23210525.4A Active EP4303871B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP23210523.9A Active EP4303869B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP23210524.7A Active EP4303870B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP25164867.1A Active EP4550314B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25164868.9A Active EP4550315B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP22189216.9A Active EP4120261B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale

Family Applications Before (5)

Application Number Title Priority Date Filing Date
EP25165036.2A Active EP4550316B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25165078.4A Active EP4550317B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP22181854.5A Active EP4099325B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP19153875.0A Active EP3518233B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP21164481.0A Active EP3872809B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale

Family Applications After (5)

Application Number Title Priority Date Filing Date
EP23210523.9A Active EP4303869B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP23210524.7A Active EP4303870B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale
EP25164867.1A Active EP4550314B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP25164868.9A Active EP4550315B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionstechniken für audiosignale
EP22189216.9A Active EP4120261B1 (de) 2018-01-26 2019-01-28 Rückwärtskompatible integration von hochfrequenzrekonstruktionsverfahren für audiosignale

Country Status (6)

Country Link
EP (11) EP4550316B1 (de)
DK (4) DK3872809T3 (de)
ES (7) ES3030182T3 (de)
FI (2) FI4099325T3 (de)
HU (7) HUE071631T2 (de)
PL (7) PL3872809T3 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113113032B (zh) * 2020-01-10 2024-08-09 华为技术有限公司 一种音频编解码方法和音频编解码设备
CN113192523B (zh) * 2020-01-13 2024-07-16 华为技术有限公司 一种音频编解码方法和音频编解码设备

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3301094B2 (ja) * 1991-12-13 2002-07-15 株式会社デンソー 内燃機関用スパークプラグおよびその製造方法
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

Also Published As

Publication number Publication date
HUE062211T2 (hu) 2023-10-28
EP4303870B1 (de) 2025-04-30
DK4120261T3 (da) 2024-01-22
HUE065166T2 (hu) 2024-05-28
EP4550315A3 (de) 2025-05-28
EP4303871B1 (de) 2025-05-07
EP4550316B1 (de) 2026-03-18
HUE071631T2 (hu) 2025-09-28
DK4099325T3 (da) 2023-06-19
ES2948839T3 (es) 2023-09-20
EP4303869B1 (de) 2025-05-07
EP4120261A1 (de) 2023-01-18
EP4550317A3 (de) 2025-05-28
EP4303870A2 (de) 2024-01-10
EP4550314A2 (de) 2025-05-07
EP4303869A2 (de) 2024-01-10
EP4303870A3 (de) 2024-03-20
EP4303869C0 (de) 2025-05-07
HUE059669T2 (hu) 2022-12-28
EP4120261B1 (de) 2023-11-29
ES2969225T3 (es) 2024-05-17
PL4099325T3 (pl) 2023-08-14
FI4120261T3 (fi) 2024-01-12
EP4099325B1 (de) 2023-05-17
ES3029582T3 (en) 2025-06-24
PL4303870T3 (pl) 2025-06-30
EP4550317A2 (de) 2025-05-07
ES3032614T3 (en) 2025-07-22
EP4303871A3 (de) 2024-03-20
ES2871872T3 (es) 2021-11-02
ES3030182T3 (en) 2025-06-26
EP4099325A1 (de) 2022-12-07
PL3518233T3 (pl) 2021-08-16
EP3518233B1 (de) 2021-04-07
EP3872809B1 (de) 2022-07-27
EP3872809A1 (de) 2021-09-01
EP4550315B1 (de) 2026-03-18
HUE054531T2 (hu) 2021-09-28
PL3872809T3 (pl) 2022-09-26
PL4303871T3 (pl) 2025-07-14
PL4120261T3 (pl) 2024-03-25
EP3518233A1 (de) 2019-07-31
FI4099325T3 (fi) 2023-06-13
PL4303869T3 (pl) 2025-07-14
DK3872809T3 (da) 2022-08-22
EP4550314B1 (de) 2026-03-18
EP4550317B1 (de) 2026-03-18
EP4550316A3 (de) 2025-05-28
DK3518233T3 (da) 2021-05-10
HUE071389T2 (hu) 2025-08-28
EP4550316A2 (de) 2025-05-07
ES2924955T3 (es) 2022-10-11
HUE071338T2 (hu) 2025-08-28
EP4303869A3 (de) 2024-03-20
EP4303871A2 (de) 2024-01-10
EP4303870C0 (de) 2025-04-30
EP4550315A2 (de) 2025-05-07
EP4550314A3 (de) 2025-05-28

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