FI4099325T3 - Korkeataajuuden rekonstruktiotekniikoita audiosignaalien taaksepäin yhteensopivaan integrointiin - Google Patents

Korkeataajuuden rekonstruktiotekniikoita audiosignaalien taaksepäin yhteensopivaan integrointiin Download PDF

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Publication number
FI4099325T3
FI4099325T3 FIEP22181854.5T FI22181854T FI4099325T3 FI 4099325 T3 FI4099325 T3 FI 4099325T3 FI 22181854 T FI22181854 T FI 22181854T FI 4099325 T3 FI4099325 T3 FI 4099325T3
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Finland
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FIEP22181854.5T
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English (en)
Finnish (fi)
Inventor
Kristofer Kjoerling
Lars Villemoes
Heiko Purnhagen
Per Ekstrand
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Dolby Int Ab
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    • 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

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  • 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)
FIEP22181854.5T 2018-01-26 2019-01-28 Korkeataajuuden rekonstruktiotekniikoita audiosignaalien taaksepäin yhteensopivaan integrointiin FI4099325T3 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP18153683 2018-01-26

Publications (1)

Publication Number Publication Date
FI4099325T3 true FI4099325T3 (fi) 2023-06-13

Family

ID=61054251

Family Applications (2)

Application Number Title Priority Date Filing Date
FIEP22189216.9T FI4120261T3 (fi) 2018-01-26 2019-01-28 Korkeataajuuden rekonstruktiotekniikoita audiosignaalien taaksepäin yhteensopivaan integrointiin
FIEP22181854.5T FI4099325T3 (fi) 2018-01-26 2019-01-28 Korkeataajuuden rekonstruktiotekniikoita audiosignaalien taaksepäin yhteensopivaan integrointiin

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FIEP22189216.9T FI4120261T3 (fi) 2018-01-26 2019-01-28 Korkeataajuuden rekonstruktiotekniikoita audiosignaalien taaksepäin yhteensopivaan integrointiin

Country Status (6)

Country Link
EP (7) EP4303871A3 (pl)
DK (4) DK3872809T3 (pl)
ES (4) ES2948839T3 (pl)
FI (2) FI4120261T3 (pl)
HU (4) HUE062211T2 (pl)
PL (4) PL3872809T3 (pl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (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

Also Published As

Publication number Publication date
EP4303869A2 (en) 2024-01-10
EP4303870A2 (en) 2024-01-10
HUE062211T2 (hu) 2023-10-28
EP4303870A3 (en) 2024-03-20
EP4120261B1 (en) 2023-11-29
ES2924955T3 (es) 2022-10-11
EP3518233A1 (en) 2019-07-31
DK3518233T3 (da) 2021-05-10
EP4099325B1 (en) 2023-05-17
ES2871872T3 (es) 2021-11-02
DK3872809T3 (da) 2022-08-22
PL3872809T3 (pl) 2022-09-26
FI4120261T3 (fi) 2024-01-12
HUE059669T2 (hu) 2022-12-28
EP4120261A1 (en) 2023-01-18
EP4303871A3 (en) 2024-03-20
HUE065166T2 (hu) 2024-05-28
EP3518233B1 (en) 2021-04-07
EP4303869A3 (en) 2024-03-20
DK4099325T3 (da) 2023-06-19
DK4120261T3 (da) 2024-01-22
EP3872809A1 (en) 2021-09-01
ES2969225T3 (es) 2024-05-17
EP4099325A1 (en) 2022-12-07
EP4303871A2 (en) 2024-01-10
PL4120261T3 (pl) 2024-03-25
PL4099325T3 (pl) 2023-08-14
ES2948839T3 (es) 2023-09-20
EP3872809B1 (en) 2022-07-27
PL3518233T3 (pl) 2021-08-16
HUE054531T2 (hu) 2021-09-28

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