PL4120261T3 - Integracja wstecznie kompatybilnych technik rekonstrukcji wysokiej częstotliwości sygnałów audio - Google Patents

Integracja wstecznie kompatybilnych technik rekonstrukcji wysokiej częstotliwości sygnałów audio

Info

Publication number
PL4120261T3
PL4120261T3 PL22189216.9T PL22189216T PL4120261T3 PL 4120261 T3 PL4120261 T3 PL 4120261T3 PL 22189216 T PL22189216 T PL 22189216T PL 4120261 T3 PL4120261 T3 PL 4120261T3
Authority
PL
Poland
Prior art keywords
backward
high frequency
audio signals
reconstruction techniques
frequency reconstruction
Prior art date
Application number
PL22189216.9T
Other languages
English (en)
Inventor
Kristofer Kjoerling
Lars Villemoes
Heiko Purnhagen
Per Ekstrand
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
Publication of PL4120261T3 publication Critical patent/PL4120261T3/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
    • 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)
PL22189216.9T 2018-01-26 2019-01-28 Integracja wstecznie kompatybilnych technik rekonstrukcji wysokiej częstotliwości sygnałów audio PL4120261T3 (pl)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
PL4120261T3 true PL4120261T3 (pl) 2024-03-25

Family

ID=61054251

Family Applications (4)

Application Number Title Priority Date Filing Date
PL19153875T PL3518233T3 (pl) 2018-01-26 2019-01-28 Wstecznie kompatybilna integracja technik rekonstrukcji wysokiej częstotliwości dla sygnałów audio
PL21164481.0T PL3872809T3 (pl) 2018-01-26 2019-01-28 Wstecznie kompatybilna integracja technik rekonstrukcji wysokiej częstotliwości dla sygnałów audio
PL22181854.5T PL4099325T3 (pl) 2018-01-26 2019-01-28 Kompatybilna wstecznie integracja technik rekonstrukcji wysokiej częstotliwości dla sygnałów audio
PL22189216.9T PL4120261T3 (pl) 2018-01-26 2019-01-28 Integracja wstecznie kompatybilnych technik rekonstrukcji wysokiej częstotliwości sygnałów audio

Family Applications Before (3)

Application Number Title Priority Date Filing Date
PL19153875T PL3518233T3 (pl) 2018-01-26 2019-01-28 Wstecznie kompatybilna integracja technik rekonstrukcji wysokiej częstotliwości dla sygnałów audio
PL21164481.0T PL3872809T3 (pl) 2018-01-26 2019-01-28 Wstecznie kompatybilna integracja technik rekonstrukcji wysokiej częstotliwości dla sygnałów audio
PL22181854.5T PL4099325T3 (pl) 2018-01-26 2019-01-28 Kompatybilna wstecznie integracja technik rekonstrukcji wysokiej częstotliwości dla sygnałów audio

Country Status (6)

Country Link
EP (7) EP4120261B1 (pl)
DK (4) DK3518233T3 (pl)
ES (4) ES2969225T3 (pl)
FI (2) FI4099325T3 (pl)
HU (3) HUE054531T2 (pl)
PL (4) PL3518233T3 (pl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113192523A (zh) * 2020-01-13 2021-07-30 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
TW202242853A (zh) * 2015-03-13 2022-11-01 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
EP4099325A1 (en) 2022-12-07
ES2969225T3 (es) 2024-05-17
DK4099325T3 (da) 2023-06-19
DK3872809T3 (da) 2022-08-22
HUE062211T2 (hu) 2023-10-28
EP4303870A3 (en) 2024-03-20
PL4099325T3 (pl) 2023-08-14
ES2871872T3 (es) 2021-11-02
HUE059669T2 (hu) 2022-12-28
EP3872809A1 (en) 2021-09-01
EP4303869A2 (en) 2024-01-10
EP3518233A1 (en) 2019-07-31
DK4120261T3 (da) 2024-01-22
PL3518233T3 (pl) 2021-08-16
EP4303870A2 (en) 2024-01-10
EP4120261A1 (en) 2023-01-18
PL3872809T3 (pl) 2022-09-26
DK3518233T3 (da) 2021-05-10
EP4120261B1 (en) 2023-11-29
FI4099325T3 (fi) 2023-06-13
EP3872809B1 (en) 2022-07-27
EP3518233B1 (en) 2021-04-07
HUE054531T2 (hu) 2021-09-28
ES2948839T3 (es) 2023-09-20
FI4120261T3 (fi) 2024-01-12
EP4099325B1 (en) 2023-05-17
EP4303869A3 (en) 2024-03-20
EP4303871A3 (en) 2024-03-20
EP4303871A2 (en) 2024-01-10
ES2924955T3 (es) 2022-10-11

Similar Documents

Publication Publication Date Title
IL278573B (en) Coordinate-inverse combination of high-frequency reconstruction techniques for audio signals
TWI800278B (zh) 基於初始存取信號之品質之移動性參考信號之起始
ZA202109047B (en) Backward-compatible integration of harmonic transposer for high frequency reconstruction of audio signals
GB201803072D0 (en) Method of combining audio signals
EP4018566A4 (en) DYNAMIC MODIFICATION OF A PROBING PROCEDURE CONFIGURATION
EP3662469A4 (en) INTEGRATION OF HIGH FREQUENCY RECONSTRUCTION TECHNIQUES WITH REDUCED POST-PROCESSING DELAY
GB2590229B (en) Synchronization for sidelink based on prioritization of synchronization signals
EP3338068A4 (en) MEMBRANE HYDROPHONE FOR HIGH FREQUENCY ULTRASONIC AND MANUFACTURING METHOD
FI4120261T3 (fi) Korkeataajuuden rekonstruktiotekniikoita audiosignaalien taaksepäin yhteensopivaan integrointiin
IL278223A (en) Combining high-frequency audio reproduction techniques
CA3239884A1 (en) Backward-compatible integration of high frequency reconstruction techniques for audio signals
CA3239871A1 (en) Backward-compatible integration of high frequency reconstruction techniques for audio signals
EP4022830A4 (en) METHODS AND APPARATUS FOR FREQUENCY LAYER CONFIGURATION FOR NR POSITIONING REFERENCE SIGNALS
EP3884592A4 (en) METHOD AND APPARATUS FOR COMBINING A PLURALITY OF RADIO FREQUENCY SIGNALS
PL3698474T3 (pl) Sposób ustawiania parametrów w celu indywidualnego dopasowania sygnału audio
EP3497697A4 (en) DOMINANT FREQUENCY PROCESSING OF AUDIO SIGNALS
IL287756A (en) Methods for preparing antibodies
PL3786066T3 (pl) Dynamiczna regulacja samolotów