PL3518233T3 - Wstecznie kompatybilna integracja technik rekonstrukcji wysokiej częstotliwości dla sygnałów audio - Google Patents
Wstecznie kompatybilna integracja technik rekonstrukcji wysokiej częstotliwości dla sygnałów audioInfo
- Publication number
- PL3518233T3 PL3518233T3 PL19153875T PL19153875T PL3518233T3 PL 3518233 T3 PL3518233 T3 PL 3518233T3 PL 19153875 T PL19153875 T PL 19153875T PL 19153875 T PL19153875 T PL 19153875T PL 3518233 T3 PL3518233 T3 PL 3518233T3
- Authority
- PL
- Poland
- Prior art keywords
- backward
- high frequency
- audio signals
- reconstruction techniques
- frequency reconstruction
- Prior art date
Links
- 230000010354 integration Effects 0.000 title 1
- 230000005236 sound signal Effects 0.000 title 1
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
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18153683 | 2018-01-26 | ||
| EP19153875.0A EP3518233B1 (en) | 2018-01-26 | 2019-01-28 | Backward-compatible integration of high frequency reconstruction techniques for audio signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3518233T3 true PL3518233T3 (pl) | 2021-08-16 |
Family
ID=61054251
Family Applications (7)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL22189216.9T PL4120261T3 (pl) | 2018-01-26 | 2019-01-28 | Integracja wstecznie kompatybilnych technik rekonstrukcji wysokiej częstotliwości sygnałów audio |
| PL23210524.7T PL4303870T3 (pl) | 2018-01-26 | 2019-01-28 | Kompatybilna wstecz integracja technik rekonstrukcji wysokiej częstotliwości dla sygnałów audio |
| PL19153875T PL3518233T3 (pl) | 2018-01-26 | 2019-01-28 | Wstecznie kompatybilna integracja technik rekonstrukcji wysokiej częstotliwości dla sygnałów audio |
| PL23210523.9T PL4303869T3 (pl) | 2018-01-26 | 2019-01-28 | Kompatybilna wstecz integracja technik rekonstrukcji wysokiej częstotliwości dla sygnałów audio |
| PL23210525.4T PL4303871T3 (pl) | 2018-01-26 | 2019-01-28 | Kompatybilna wstecz 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 |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL22189216.9T PL4120261T3 (pl) | 2018-01-26 | 2019-01-28 | Integracja wstecznie kompatybilnych technik rekonstrukcji wysokiej częstotliwości sygnałów audio |
| PL23210524.7T PL4303870T3 (pl) | 2018-01-26 | 2019-01-28 | Kompatybilna wstecz integracja technik rekonstrukcji wysokiej częstotliwości dla sygnałów audio |
Family Applications After (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL23210523.9T PL4303869T3 (pl) | 2018-01-26 | 2019-01-28 | Kompatybilna wstecz integracja technik rekonstrukcji wysokiej częstotliwości dla sygnałów audio |
| PL23210525.4T PL4303871T3 (pl) | 2018-01-26 | 2019-01-28 | Kompatybilna wstecz 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 (11) | EP4550315B1 (pl) |
| DK (4) | DK3872809T3 (pl) |
| ES (7) | ES2948839T3 (pl) |
| FI (2) | FI4099325T3 (pl) |
| HU (7) | HUE071338T2 (pl) |
| PL (7) | PL4120261T3 (pl) |
Families Citing this family (2)
| 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)
| 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 |
| TWI879690B (zh) * | 2015-03-13 | 2025-04-01 | 瑞典商杜比國際公司 | 音訊處理單元、用於將經編碼的音訊位元流解碼之方法以及非暫態電腦可讀媒體 |
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2019
- 2019-01-28 HU HUE23210524A patent/HUE071338T2/hu unknown
- 2019-01-28 EP EP25164868.9A patent/EP4550315B1/en active Active
- 2019-01-28 DK DK21164481.0T patent/DK3872809T3/da active
- 2019-01-28 HU HUE22181854A patent/HUE062211T2/hu unknown
- 2019-01-28 EP EP19153875.0A patent/EP3518233B1/en active Active
- 2019-01-28 PL PL22189216.9T patent/PL4120261T3/pl unknown
- 2019-01-28 EP EP22189216.9A patent/EP4120261B1/en active Active
- 2019-01-28 PL PL23210524.7T patent/PL4303870T3/pl unknown
- 2019-01-28 EP EP21164481.0A patent/EP3872809B1/en active Active
- 2019-01-28 ES ES22181854T patent/ES2948839T3/es active Active
- 2019-01-28 DK DK22181854.5T patent/DK4099325T3/da active
- 2019-01-28 EP EP23210523.9A patent/EP4303869B1/en active Active
- 2019-01-28 FI FIEP22181854.5T patent/FI4099325T3/fi active
- 2019-01-28 PL PL19153875T patent/PL3518233T3/pl unknown
- 2019-01-28 EP EP23210524.7A patent/EP4303870B1/en active Active
- 2019-01-28 EP EP25164867.1A patent/EP4550314B1/en active Active
- 2019-01-28 HU HUE21164481A patent/HUE059669T2/hu unknown
- 2019-01-28 EP EP25165078.4A patent/EP4550317B1/en active Active
- 2019-01-28 HU HUE22189216A patent/HUE065166T2/hu unknown
- 2019-01-28 PL PL23210523.9T patent/PL4303869T3/pl unknown
- 2019-01-28 EP EP23210525.4A patent/EP4303871B1/en active Active
- 2019-01-28 EP EP25165036.2A patent/EP4550316B1/en active Active
- 2019-01-28 ES ES19153875T patent/ES2871872T3/es active Active
- 2019-01-28 FI FIEP22189216.9T patent/FI4120261T3/fi active
- 2019-01-28 HU HUE23210525A patent/HUE071389T2/hu unknown
- 2019-01-28 ES ES22189216T patent/ES2969225T3/es active Active
- 2019-01-28 ES ES23210525T patent/ES3030182T3/es active Active
- 2019-01-28 PL PL23210525.4T patent/PL4303871T3/pl unknown
- 2019-01-28 ES ES23210524T patent/ES3029582T3/es active Active
- 2019-01-28 PL PL21164481.0T patent/PL3872809T3/pl unknown
- 2019-01-28 DK DK19153875.0T patent/DK3518233T3/da active
- 2019-01-28 HU HUE23210523A patent/HUE071631T2/hu unknown
- 2019-01-28 PL PL22181854.5T patent/PL4099325T3/pl unknown
- 2019-01-28 DK DK22189216.9T patent/DK4120261T3/da active
- 2019-01-28 ES ES21164481T patent/ES2924955T3/es active Active
- 2019-01-28 HU HUE19153875A patent/HUE054531T2/hu unknown
- 2019-01-28 ES ES23210523T patent/ES3032614T3/es active Active
- 2019-01-28 EP EP22181854.5A patent/EP4099325B1/en active Active
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