HK1168219A1 - 使用參數化立體聲的 立體聲無線電接收機的音頻信號的改進 - Google Patents
使用參數化立體聲的 立體聲無線電接收機的音頻信號的改進Info
- Publication number
- HK1168219A1 HK1168219A1 HK12108710.8A HK12108710A HK1168219A1 HK 1168219 A1 HK1168219 A1 HK 1168219A1 HK 12108710 A HK12108710 A HK 12108710A HK 1168219 A1 HK1168219 A1 HK 1168219A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- stereo
- improvement
- audio signal
- radio receiver
- parametric
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H40/00—Arrangements specially adapted for receiving broadcast information
- H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
- H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
- H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
- H04H40/45—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving
- H04H40/72—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving for noise suppression
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H40/00—Arrangements specially adapted for receiving broadcast information
- H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
- H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
- H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
- H04H40/45—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H40/00—Arrangements specially adapted for receiving broadcast information
- H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
- H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
- H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
- H04H40/45—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving
- H04H40/81—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving for stereo-monaural switching
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/007—Two-channel systems in which the audio signals are in digital form
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/03—Application of parametric coding in stereophonic audio systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Stereo-Broadcasting Methods (AREA)
- Stereophonic System (AREA)
- Noise Elimination (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US24111309P | 2009-09-10 | 2009-09-10 | |
| PCT/EP2010/005481 WO2011029570A1 (en) | 2009-09-10 | 2010-09-07 | Improvement of an audio signal of an fm stereo radio receiver by using parametric stereo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HK1168219A1 true HK1168219A1 (zh) | 2012-12-21 |
Family
ID=43242323
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK12108710.8A HK1168219A1 (zh) | 2009-09-10 | 2012-09-06 | 使用參數化立體聲的 立體聲無線電接收機的音頻信號的改進 |
| HK16108086.0A HK1220067A1 (zh) | 2009-09-10 | 2016-07-11 | 通過使用參數立體聲改善 立體聲無線電接收器的音頻信號 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK16108086.0A HK1220067A1 (zh) | 2009-09-10 | 2016-07-11 | 通過使用參數立體聲改善 立體聲無線電接收器的音頻信號 |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US8929558B2 (zh) |
| EP (2) | EP2476269B1 (zh) |
| JP (2) | JP5393892B2 (zh) |
| CN (1) | CN102598717B (zh) |
| BR (1) | BR112012005534B1 (zh) |
| ES (2) | ES2655972T3 (zh) |
| HK (2) | HK1168219A1 (zh) |
| RU (1) | RU2491763C1 (zh) |
| TW (1) | TWI433137B (zh) |
| WO (1) | WO2011029570A1 (zh) |
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| CN103718466B (zh) * | 2011-08-04 | 2016-08-17 | 杜比国际公司 | 通过使用参量立体声改善fm立体声无线电接收器 |
| IN2014CN01270A (zh) * | 2011-09-29 | 2015-06-19 | Dolby Int Ab | |
| UA107771C2 (en) | 2011-09-29 | 2015-02-10 | Dolby Int Ab | Prediction-based fm stereo radio noise reduction |
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| RU2676870C1 (ru) * | 2013-01-29 | 2019-01-11 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Декодер для формирования аудиосигнала с улучшенной частотной характеристикой, способ декодирования, кодер для формирования кодированного сигнала и способ кодирования с использованием компактной дополнительной информации для выбора |
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| PL3022949T3 (pl) | 2013-07-22 | 2018-04-30 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Wielokanałowy dekoder audio, wielokanałowy koder audio, sposoby, program komputerowy i zakodowana reprezentacja audio z użyciem dekorelacji renderowanych sygnałów audio |
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| EP2830333A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-channel decorrelator, multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a premix of decorrelator input signals |
| CN105493182B (zh) * | 2013-08-28 | 2020-01-21 | 杜比实验室特许公司 | 混合波形编码和参数编码语音增强 |
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-
2010
- 2010-08-16 TW TW099127298A patent/TWI433137B/zh active
- 2010-09-07 BR BR112012005534-8A patent/BR112012005534B1/pt active IP Right Grant
- 2010-09-07 ES ES16150443.6T patent/ES2655972T3/es active Active
- 2010-09-07 EP EP10751815.1A patent/EP2476269B1/en active Active
- 2010-09-07 US US13/394,799 patent/US8929558B2/en active Active
- 2010-09-07 JP JP2012528263A patent/JP5393892B2/ja active Active
- 2010-09-07 EP EP16150443.6A patent/EP3035712B1/en active Active
- 2010-09-07 CN CN201080040083.7A patent/CN102598717B/zh active Active
- 2010-09-07 RU RU2012108649/08A patent/RU2491763C1/ru active
- 2010-09-07 ES ES10751815T patent/ES2571707T3/es active Active
- 2010-09-07 WO PCT/EP2010/005481 patent/WO2011029570A1/en active Application Filing
-
2012
- 2012-09-06 HK HK12108710.8A patent/HK1168219A1/zh unknown
-
2013
- 2013-08-15 JP JP2013168975A patent/JP5635662B2/ja active Active
-
2014
- 2014-11-26 US US14/555,568 patent/US9877132B2/en active Active
-
2016
- 2016-07-11 HK HK16108086.0A patent/HK1220067A1/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN102598717A (zh) | 2012-07-18 |
| JP5393892B2 (ja) | 2014-01-22 |
| RU2491763C1 (ru) | 2013-08-27 |
| US20150086022A1 (en) | 2015-03-26 |
| US9877132B2 (en) | 2018-01-23 |
| US20120207307A1 (en) | 2012-08-16 |
| EP2476269B1 (en) | 2016-03-16 |
| TWI433137B (zh) | 2014-04-01 |
| TW201137856A (en) | 2011-11-01 |
| WO2011029570A8 (en) | 2011-05-05 |
| JP2013504908A (ja) | 2013-02-07 |
| EP3035712A1 (en) | 2016-06-22 |
| CN102598717B (zh) | 2014-12-17 |
| ES2655972T3 (es) | 2018-02-22 |
| US8929558B2 (en) | 2015-01-06 |
| HK1220067A1 (zh) | 2017-04-21 |
| JP5635662B2 (ja) | 2014-12-03 |
| JP2014017829A (ja) | 2014-01-30 |
| EP2476269A1 (en) | 2012-07-18 |
| ES2571707T3 (es) | 2016-05-26 |
| BR112012005534A2 (pt) | 2021-03-30 |
| WO2011029570A1 (en) | 2011-03-17 |
| EP3035712B1 (en) | 2017-11-08 |
| BR112012005534B1 (pt) | 2021-08-17 |
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