RU2018130424A3 - - Google Patents
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- RU2018130424A3 RU2018130424A3 RU2018130424A RU2018130424A RU2018130424A3 RU 2018130424 A3 RU2018130424 A3 RU 2018130424A3 RU 2018130424 A RU2018130424 A RU 2018130424A RU 2018130424 A RU2018130424 A RU 2018130424A RU 2018130424 A3 RU2018130424 A3 RU 2018130424A3
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Classifications
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- 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
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- 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
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- 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
- G10L19/26—Pre-filtering or post-filtering
- G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
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- 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
- G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
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- 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
- G10L21/0388—Details of processing therefor
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- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/90—Pitch determination of speech signals
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- 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)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Auxiliary Devices For Music (AREA)
- Carbon And Carbon Compounds (AREA)
- Fats And Perfumes (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14522309P | 2009-01-16 | 2009-01-16 | |
| US61/145,223 | 2009-01-16 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2018102743A Division RU2667629C1 (ru) | 2009-01-16 | 2018-01-24 | Гармоническое преобразование, усовершенствованное перекрестным произведением |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2021137533A Division RU2778834C1 (ru) | 2009-01-16 | 2021-12-17 | Гармоническое преобразование, усовершенствованное перекрестным произведением |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| RU2018130424A RU2018130424A (ru) | 2020-02-25 |
| RU2018130424A3 true RU2018130424A3 (ru) | 2021-11-15 |
| RU2765618C2 RU2765618C2 (ru) | 2022-02-01 |
Family
ID=42077387
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2011133894/08A RU2495505C2 (ru) | 2009-01-16 | 2010-01-15 | Гармоническое преобразование, усовершенствованное перекрестным произведением |
| RU2013119725A RU2638748C2 (ru) | 2009-01-16 | 2013-04-29 | Гармоническое преобразование, усовершенствованное перекрестным произведением |
| RU2017135312A RU2646314C1 (ru) | 2009-01-16 | 2017-10-05 | Гармоническое преобразование, усовершенствованное перекрестным произведением |
| RU2018102743A RU2667629C1 (ru) | 2009-01-16 | 2018-01-24 | Гармоническое преобразование, усовершенствованное перекрестным произведением |
| RU2018130424A RU2765618C2 (ru) | 2009-01-16 | 2018-08-22 | Гармоническое преобразование, усовершенствованное перекрестным произведением |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2011133894/08A RU2495505C2 (ru) | 2009-01-16 | 2010-01-15 | Гармоническое преобразование, усовершенствованное перекрестным произведением |
| RU2013119725A RU2638748C2 (ru) | 2009-01-16 | 2013-04-29 | Гармоническое преобразование, усовершенствованное перекрестным произведением |
| RU2017135312A RU2646314C1 (ru) | 2009-01-16 | 2017-10-05 | Гармоническое преобразование, усовершенствованное перекрестным произведением |
| RU2018102743A RU2667629C1 (ru) | 2009-01-16 | 2018-01-24 | Гармоническое преобразование, усовершенствованное перекрестным произведением |
Country Status (21)
| Country | Link |
|---|---|
| US (10) | US8818541B2 (ru) |
| EP (11) | EP4300495B1 (ru) |
| JP (2) | JP5237465B2 (ru) |
| KR (2) | KR101256808B1 (ru) |
| CN (2) | CN103632678B (ru) |
| AU (1) | AU2010205583B2 (ru) |
| BR (3) | BR122019023704B1 (ru) |
| CA (8) | CA3084938C (ru) |
| CL (1) | CL2011001717A1 (ru) |
| ES (10) | ES2427278T3 (ru) |
| HU (1) | HUE071093T2 (ru) |
| MX (1) | MX2011007563A (ru) |
| MY (7) | MY205240A (ru) |
| PL (9) | PL3992966T3 (ru) |
| RU (5) | RU2495505C2 (ru) |
| SG (1) | SG172976A1 (ru) |
| TR (1) | TR201910073T4 (ru) |
| TW (2) | TWI523005B (ru) |
| UA (1) | UA99878C2 (ru) |
| WO (1) | WO2010081892A2 (ru) |
| ZA (1) | ZA201105923B (ru) |
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| EP2674943B1 (en) | 2009-01-28 | 2015-09-02 | Dolby International AB | Improved harmonic transposition |
| EP2239732A1 (en) | 2009-04-09 | 2010-10-13 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | Apparatus and method for generating a synthesis audio signal and for encoding an audio signal |
| RU2452044C1 (ru) | 2009-04-02 | 2012-05-27 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Устройство, способ и носитель с программным кодом для генерирования представления сигнала с расширенным диапазоном частот на основе представления входного сигнала с использованием сочетания гармонического расширения диапазона частот и негармонического расширения диапазона частот |
| US11657788B2 (en) | 2009-05-27 | 2023-05-23 | Dolby International Ab | Efficient combined harmonic transposition |
| US8971551B2 (en) | 2009-09-18 | 2015-03-03 | Dolby International Ab | Virtual bass synthesis using harmonic transposition |
| TWI675367B (zh) | 2009-05-27 | 2019-10-21 | 瑞典商杜比國際公司 | 從訊號的低頻成份產生該訊號之高頻成份的系統與方法，及其機上盒、電腦程式產品、軟體程式及儲存媒體 |
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| EP2306456A1 (en) * | 2009-09-04 | 2011-04-06 | Thomson Licensing | Method for decoding an audio signal that has a base layer and an enhancement layer |
| CN103559891B (zh) | 2009-09-18 | 2016-05-11 | 杜比国际公司 | 改进的谐波转置 |
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| PL2596497T3 (pl) | 2010-07-19 | 2014-10-31 | Dolby Int Ab | Przetwarzanie sygnałów audio podczas rekonstrukcji wysokiej częstotliwości |
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| PL2661745T3 (pl) | 2011-02-14 | 2015-09-30 | Fraunhofer Ges Forschung | Urządzenie i sposób do ukrywania błędów w zunifikowanym kodowaniu mowy i audio |
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| CN114627882B (zh) * | 2022-04-12 | 2025-06-06 | 腾讯音乐娱乐科技（深圳）有限公司 | 音频处理方法、电子设备及计算机可读存储介质 |
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