RU2015134326A - Способ и устройство для воспроизведения трехмерного звука - Google Patents
Способ и устройство для воспроизведения трехмерного звука Download PDFInfo
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- RU2015134326A RU2015134326A RU2015134326A RU2015134326A RU2015134326A RU 2015134326 A RU2015134326 A RU 2015134326A RU 2015134326 A RU2015134326 A RU 2015134326A RU 2015134326 A RU2015134326 A RU 2015134326A RU 2015134326 A RU2015134326 A RU 2015134326A
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- height
- input channel
- channels
- filter coefficients
- output channels
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Links
- 238000000034 method Methods 0.000 title claims 2
- 238000004590 computer program Methods 0.000 claims 1
- 230000005236 sound signal Effects 0.000 claims 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/02—Spatial or constructional arrangements of loudspeakers
-
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
-
- 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
- H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
-
- 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
- H04S2420/07—Synergistic effects of band splitting and sub-band processing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
- H04S3/004—For headphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
- H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
- H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
- H04S7/303—Tracking of listener position or orientation
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
Claims (13)
1. Устройство воспроизведения сигнала аудио, содержащее:
приемник, выполненный с возможностью приема многоканальных сигналов, подлежащих преобразованию из множества входных каналов во множество выходных каналов,
контроллер, выполненный с возможностью получения коэффициентов фильтра для по меньшей мере одного входного канала высоты, на основании связанной с головой передаточной функции (HRTF), согласно соответствующим азимуту и высоте упомянутого по меньшей мере одного входного канала высоты, и выполненный с возможностью получения коэффициентов усиления для упомянутого по меньшей мере одного входного канала высоты, и
блок воспроизведения, выполненный с возможностью выполнять воспроизведение на высоте в отношении упомянутого по меньшей мере одного входного канала высоты, на основании упомянутых коэффициентов фильтра и коэффициентов усиления, для обеспечения звуковых изображений на высоте посредством упомянутого множества выходных каналов.
2. Устройство по п. 1, в котором упомянутое множество выходных каналов являются горизонтальными каналами.
3. Устройство по п. 1, в котором коэффициенты фильтра определяют на основании местоположения виртуального выхода.
4. Устройство по п. 1, в котором коэффициенты фильтра определяют на основании по меньшей мере одного из местоположения громкоговорителей и местоположения виртуального выхода.
5. Устройство по п. 1, в котором каждый из упомянутого множества входных каналов распределен на некоторые из множества выходных каналов.
6. Невременный считываемый компьютером носитель, имеющий сохраненную на нем компьютерную программу для выполнения способа, содержащего:
прием многоканальных сигналов, подлежащих преобразованию из множества входных каналов во множество выходных каналов,
получение коэффициентов фильтра для по меньшей мере одного входного канала высоты на основании связанной с головой передаточной функцией (HRTF), согласно соответствующему азимуту и высоте упомянутого по меньшей мере одного входного канала высоты,
получение коэффициентов усиления для упомянутого по меньшей мере одного входного канала высоты, и
выполнение воспроизведения на высоте в отношении по меньшей мере одного входного канала высоты, на основании упомянутых коэффициентов фильтра и коэффициентов усиления, для получения изображений звуков высоты посредством упомянутого множества выходных каналов.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
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US36201410P | 2010-07-07 | 2010-07-07 | |
US61/362,014 | 2010-07-07 | ||
KR1020100137232A KR20120004909A (ko) | 2010-07-07 | 2010-12-28 | 입체 음향 재생 방법 및 장치 |
KR10-2010-0137232 | 2010-12-28 | ||
KR10-2011-0034415 | 2011-04-13 | ||
KR1020110034415A KR101954849B1 (ko) | 2010-07-07 | 2011-04-13 | 입체 음향 재생 방법 및 장치 |
Related Parent Applications (1)
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RU2013104985/28A Division RU2564050C2 (ru) | 2010-07-07 | 2011-07-06 | Способ и устройство для воспроизведения трехмерного звука |
Related Child Applications (1)
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RU2019118294A Division RU2719283C1 (ru) | 2010-07-07 | 2019-06-13 | Способ и устройство для воспроизведения трехмерного звука |
Publications (3)
Publication Number | Publication Date |
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RU2015134326A true RU2015134326A (ru) | 2018-12-24 |
RU2015134326A3 RU2015134326A3 (ru) | 2019-04-10 |
RU2694778C2 RU2694778C2 (ru) | 2019-07-16 |
Family
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Family Applications (3)
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RU2013104985/28A RU2564050C2 (ru) | 2010-07-07 | 2011-07-06 | Способ и устройство для воспроизведения трехмерного звука |
RU2015134326A RU2694778C2 (ru) | 2010-07-07 | 2011-07-06 | Способ и устройство для воспроизведения трехмерного звука |
RU2019118294A RU2719283C1 (ru) | 2010-07-07 | 2019-06-13 | Способ и устройство для воспроизведения трехмерного звука |
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RU2013104985/28A RU2564050C2 (ru) | 2010-07-07 | 2011-07-06 | Способ и устройство для воспроизведения трехмерного звука |
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RU2019118294A RU2719283C1 (ru) | 2010-07-07 | 2019-06-13 | Способ и устройство для воспроизведения трехмерного звука |
Country Status (13)
Country | Link |
---|---|
US (1) | US10531215B2 (ru) |
EP (1) | EP2591613B1 (ru) |
JP (2) | JP2013533703A (ru) |
KR (5) | KR20120004909A (ru) |
CN (2) | CN103081512A (ru) |
AU (4) | AU2011274709A1 (ru) |
BR (1) | BR112013000328B1 (ru) |
CA (1) | CA2804346C (ru) |
MX (1) | MX2013000099A (ru) |
MY (1) | MY185602A (ru) |
RU (3) | RU2564050C2 (ru) |
SG (1) | SG186868A1 (ru) |
WO (1) | WO2012005507A2 (ru) |
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