RU2018117716A - Устройство обработки звука и система обработки звука - Google Patents
Устройство обработки звука и система обработки звука Download PDFInfo
- Publication number
- RU2018117716A RU2018117716A RU2018117716A RU2018117716A RU2018117716A RU 2018117716 A RU2018117716 A RU 2018117716A RU 2018117716 A RU2018117716 A RU 2018117716A RU 2018117716 A RU2018117716 A RU 2018117716A RU 2018117716 A RU2018117716 A RU 2018117716A
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- RU
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- Prior art keywords
- gain
- virtual
- speakers
- sound processing
- sound
- Prior art date
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- 238000000034 method Methods 0.000 claims 1
Classifications
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- 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
- H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation of the pseudo five- or more-channel type, e.g. virtual surround
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/02—Manually-operated control
- H03G5/025—Equalizers; Volume or gain control in limited frequency bands
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/002—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
- 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
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/13—Aspects of volume control, not necessarily automatic, in stereophonic sound 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
- H04S2420/01—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]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
Claims (8)
1. Устройство обработки звука, содержащее
блок определения положения виртуального громкоговорителя для определения положения виртуального громкоговорителя на основе положения четырех громкоговорителей расположенных рядом с виртуальным громкоговорителем;
блок вычисления коэффициента усиления виртуального громкоговорителя для вычисления коэффициента усиления виртуального громкоговорителя посредством выполнения трехмерного VBAP относительно виртуального громкоговорителя и двух громкоговорителей из указанных четырех громкоговорителей;
блок регулировки коэффициента усиления для выполнения регулировки коэффициента усиления звука, подлежащего выводу по меньшей мере двумя громкоговорителями на основе коэффициента усиления виртуального громкоговорителя.
2. Способ обработки звука, содержащий этапы, на которых
определяют положение виртуального громкоговорителя на основе положения четырех громкоговорителей расположенных рядом с виртуальным громкоговорителем;
вычисляют коэффициент усиления виртуального громкоговорителя посредством выполнения трехмерного VBAP относительно виртуального громкоговорителя и двух громкоговорителей из указанных четырех громкоговорителей;
выполняют регулировку коэффициента усиления звука, подлежащего выводу по меньшей мере двумя громкоговорителями на основе коэффициента усиления виртуального громкоговорителя.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2013-094269 | 2013-04-26 | ||
JP2013094269 | 2013-04-26 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
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RU2015144894A Division RU2655994C2 (ru) | 2013-04-26 | 2014-04-11 | Устройство обработки звука и система обработки звука |
Related Child Applications (1)
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RU2022100949A Division RU2022100949A (ru) | 2022-01-17 | Устройство обработки звука и система обработки звука |
Publications (3)
Publication Number | Publication Date |
---|---|
RU2018117716A true RU2018117716A (ru) | 2018-10-29 |
RU2018117716A3 RU2018117716A3 (ru) | 2021-07-13 |
RU2764884C2 RU2764884C2 (ru) | 2022-01-24 |
Family
ID=51791656
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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RU2018117716A RU2764884C2 (ru) | 2013-04-26 | 2014-04-11 | Устройство обработки звука и система обработки звука |
RU2015144894A RU2655994C2 (ru) | 2013-04-26 | 2014-04-11 | Устройство обработки звука и система обработки звука |
Family Applications After (1)
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RU2015144894A RU2655994C2 (ru) | 2013-04-26 | 2014-04-11 | Устройство обработки звука и система обработки звука |
Country Status (9)
Country | Link |
---|---|
US (5) | US10171926B2 (ru) |
EP (2) | EP3840421A1 (ru) |
JP (4) | JP6384735B2 (ru) |
KR (5) | KR102160506B1 (ru) |
CN (2) | CN108064014B (ru) |
BR (1) | BR112015026501B1 (ru) |
RU (2) | RU2764884C2 (ru) |
TW (1) | TWI666945B (ru) |
WO (1) | WO2014175076A1 (ru) |
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- 2014-04-11 KR KR1020157029465A patent/KR102160506B1/ko active IP Right Grant
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- 2014-04-11 CN CN201810004533.5A patent/CN108064014B/zh active Active
- 2014-04-11 EP EP14788782.2A patent/EP2991383B1/en active Active
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- 2014-04-11 CN CN201480022270.0A patent/CN105122846B/zh active Active
- 2014-04-11 RU RU2018117716A patent/RU2764884C2/ru active
- 2014-04-11 KR KR1020217038612A patent/KR102414609B1/ko active IP Right Grant
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- 2014-04-11 KR KR1020227021706A patent/KR102547902B1/ko active IP Right Grant
- 2014-04-11 KR KR1020237021034A patent/KR20230098698A/ko not_active Application Discontinuation
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