CN111179948B - 对压缩的高阶高保真立体声（hoa）表示进行解码的方法和装置以及介质 - Google Patents
对压缩的高阶高保真立体声（hoa）表示进行解码的方法和装置以及介质 Download PDFInfo
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- CN111179948B CN111179948B CN202010011881.2A CN202010011881A CN111179948B CN 111179948 B CN111179948 B CN 111179948B CN 202010011881 A CN202010011881 A CN 202010011881A CN 111179948 B CN111179948 B CN 111179948B
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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
- 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
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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
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
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- 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
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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
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
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- 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
- H04S2420/11—Application of ambisonics in stereophonic audio systems
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010011881.2A CN111179948B (zh) | 2014-03-21 | 2015-03-20 | 对压缩的高阶高保真立体声（hoa）表示进行解码的方法和装置以及介质 |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14305411.2A EP2922057A1 (en) | 2014-03-21 | 2014-03-21 | Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal |
| EP14305411.2 | 2014-03-21 | ||
| CN202010011881.2A CN111179948B (zh) | 2014-03-21 | 2015-03-20 | 对压缩的高阶高保真立体声（hoa）表示进行解码的方法和装置以及介质 |
| CN201580014972.9A CN106463123B (zh) | 2014-03-21 | 2015-03-20 | 对压缩的高阶高保真立体声(hoa)表示进行解码的方法及装置 |
| PCT/EP2015/055914 WO2015140291A1 (en) | 2014-03-21 | 2015-03-20 | Method for compressing a higher order ambisonics (hoa) signal, method for decompressing a compressed hoa signal, apparatus for compressing a hoa signal, and apparatus for decompressing a compressed hoa signal |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201580014972.9A Division CN106463123B (zh) | 2014-03-21 | 2015-03-20 | 对压缩的高阶高保真立体声(hoa)表示进行解码的方法及装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111179948A CN111179948A (zh) | 2020-05-19 |
| CN111179948B true CN111179948B (zh) | 2024-09-27 |
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| CN202010011894.XA Active CN111182442B (zh) | 2014-03-21 | 2015-03-20 | 对压缩的高阶高保真立体声（hoa）表示进行解码的方法和装置以及介质 |
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| CN202010011901.6A Active CN111145766B (zh) | 2014-03-21 | 2015-03-20 | 对压缩的高阶高保真立体声（hoa）表示进行解码的方法和装置以及介质 |
| CN202411045054.XA Pending CN118762700A (zh) | 2014-03-21 | 2015-03-20 | 对压缩的高阶高保真立体声（hoa）表示进行解码的方法和装置以及介质 |
| CN201580014972.9A Active CN106463123B (zh) | 2014-03-21 | 2015-03-20 | 对压缩的高阶高保真立体声(hoa)表示进行解码的方法及装置 |
| CN202010011895.4A Active CN111179949B (zh) | 2014-03-21 | 2015-03-20 | 对压缩的高阶高保真立体声(hoa)表示进行解码的方法和装置以及介质 |
Country Status (7)
| Country | Link |
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| US (8) | US9930464B2 (https=) |
| EP (4) | EP2922057A1 (https=) |
| JP (8) | JP6220082B2 (https=) |
| KR (8) | KR101882654B1 (https=) |
| CN (6) | CN111179948B (https=) |
| TW (4) | TWI770522B (https=) |
| WO (1) | WO2015140291A1 (https=) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP2922057A1 (en) * | 2014-03-21 | 2015-09-23 | Thomson Licensing | Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal |
| EP4539046A1 (en) | 2014-03-21 | 2025-04-16 | Dolby International AB | Method for compressing a higher order ambisonics (hoa) signal, method for decompressing a compressed hoa signal, apparatus for compressing a hoa signal, and apparatus for decompressing a compressed hoa signal |
| US9984693B2 (en) | 2014-10-10 | 2018-05-29 | Qualcomm Incorporated | Signaling channels for scalable coding of higher order ambisonic audio data |
| US10140996B2 (en) | 2014-10-10 | 2018-11-27 | Qualcomm Incorporated | Signaling layers for scalable coding of higher order ambisonic audio data |
| WO2017060412A1 (en) * | 2015-10-08 | 2017-04-13 | Dolby International Ab | Layered coding and data structure for compressed higher-order ambisonics sound or sound field representations |
| UA123055C2 (uk) * | 2015-10-08 | 2021-02-10 | Долбі Інтернешнл Аб | Багаторівневе кодування стиснених представлень звуку або звукового поля |
| CN116259324A (zh) * | 2015-10-08 | 2023-06-13 | 杜比国际公司 | 用于压缩声音或声场表示的分层编解码 |
| US10706860B2 (en) | 2015-10-08 | 2020-07-07 | Dolby International Ab | Layered coding for compressed sound or sound field representations |
| EA038833B1 (ru) * | 2016-07-13 | 2021-10-26 | Долби Интернэшнл Аб | Многоуровневое кодирование сжатых представлений звука или звукового поля |
| US10332530B2 (en) | 2017-01-27 | 2019-06-25 | Google Llc | Coding of a soundfield representation |
| CN108550369B (zh) * | 2018-04-14 | 2020-08-11 | 全景声科技南京有限公司 | 一种可变长度的全景声信号编解码方法 |
| US10999693B2 (en) * | 2018-06-25 | 2021-05-04 | Qualcomm Incorporated | Rendering different portions of audio data using different renderers |
| KR102692707B1 (ko) | 2018-12-07 | 2024-08-07 | 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 | 낮은 차수, 중간 차수 및 높은 차수 컴포넌트 생성기를 사용하는 DirAC 기반 공간 오디오 코딩과 관련된 인코딩, 디코딩, 장면 처리 및 기타 절차를 위한 장치, 방법 및 컴퓨터 프로그램 |
| CN109741757B (zh) * | 2019-01-29 | 2020-10-23 | 桂林理工大学南宁分校 | 用于窄带物联网的实时语音压缩和解压的方法 |
| US11430451B2 (en) | 2019-09-26 | 2022-08-30 | Apple Inc. | Layered coding of audio with discrete objects |
| US12120497B2 (en) | 2020-06-29 | 2024-10-15 | Qualcomm Incorporated | Sound field adjustment |
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| EP4539046A1 (en) | 2014-03-21 | 2025-04-16 | Dolby International AB | Method for compressing a higher order ambisonics (hoa) signal, method for decompressing a compressed hoa signal, apparatus for compressing a hoa signal, and apparatus for decompressing a compressed hoa signal |
| KR20240162584A (ko) * | 2014-03-21 | 2024-11-15 | 돌비 인터네셔널 에이비 | 고차 앰비소닉스(hoa) 신호를 압축하는 방법, 압축된 hoa 신호를 압축 해제하는 방법, hoa 신호를 압축하기 위한 장치, 및 압축된 hoa 신호를 압축 해제하기 위한 장치 |
| EP2922057A1 (en) * | 2014-03-21 | 2015-09-23 | Thomson Licensing | Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal |
| US9847087B2 (en) * | 2014-05-16 | 2017-12-19 | Qualcomm Incorporated | Higher order ambisonics signal compression |
| US9984693B2 (en) * | 2014-10-10 | 2018-05-29 | Qualcomm Incorporated | Signaling channels for scalable coding of higher order ambisonic audio data |
| CN116259324A (zh) | 2015-10-08 | 2023-06-13 | 杜比国际公司 | 用于压缩声音或声场表示的分层编解码 |
| US10706860B2 (en) | 2015-10-08 | 2020-07-07 | Dolby International Ab | Layered coding for compressed sound or sound field representations |
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