BR112016000245A8 - Método e aparelho para gerar, a partir de uma representação de domínio de coeficiente de sinais hoa, uma representação mista de domínio de coeficiente/espacial dos sinais hoa, método e aparelho para decodificar uma representação mista de domínio de coeficiente/espacial de sinais hoa codificados, sinal de aúdio digital e meio de armazenamento não transitório - Google Patents
Método e aparelho para gerar, a partir de uma representação de domínio de coeficiente de sinais hoa, uma representação mista de domínio de coeficiente/espacial dos sinais hoa, método e aparelho para decodificar uma representação mista de domínio de coeficiente/espacial de sinais hoa codificados, sinal de aúdio digital e meio de armazenamento não transitórioInfo
- Publication number
- BR112016000245A8 BR112016000245A8 BR112016000245A BR112016000245A BR112016000245A8 BR 112016000245 A8 BR112016000245 A8 BR 112016000245A8 BR 112016000245 A BR112016000245 A BR 112016000245A BR 112016000245 A BR112016000245 A BR 112016000245A BR 112016000245 A8 BR112016000245 A8 BR 112016000245A8
- Authority
- BR
- Brazil
- Prior art keywords
- coefficient
- domain representation
- hoa signals
- signals
- hoa
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 230000005236 sound signal Effects 0.000 title 1
- 238000003860 storage Methods 0.000 title 1
Classifications
-
- 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
-
- 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
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Health & Medical Sciences (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Stereophonic System (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Image Processing (AREA)
- Radio Relay Systems (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Error Detection And Correction (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR122020017865-5A BR122020017865B1 (pt) | 2013-07-11 | 2014-06-24 | Método e aparelho para decodificar uma representação de ambissônicos de ordem superior (hoa), meio de armazenamento não-transitório e meio de armazenamento legível por computador não-transitório |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP13305986.5 | 2013-07-11 | ||
EP20130305986 EP2824661A1 (en) | 2013-07-11 | 2013-07-11 | Method and Apparatus for generating from a coefficient domain representation of HOA signals a mixed spatial/coefficient domain representation of said HOA signals |
PCT/EP2014/063306 WO2015003900A1 (en) | 2013-07-11 | 2014-06-24 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
Publications (3)
Publication Number | Publication Date |
---|---|
BR112016000245A2 BR112016000245A2 (pt) | 2017-07-25 |
BR112016000245A8 true BR112016000245A8 (pt) | 2017-12-05 |
BR112016000245B1 BR112016000245B1 (pt) | 2022-06-07 |
Family
ID=48915948
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR122020017865-5A BR122020017865B1 (pt) | 2013-07-11 | 2014-06-24 | Método e aparelho para decodificar uma representação de ambissônicos de ordem superior (hoa), meio de armazenamento não-transitório e meio de armazenamento legível por computador não-transitório |
BR122017013717-4A BR122017013717B1 (pt) | 2013-07-11 | 2014-06-24 | Método e aparelho para decodificar sinais hoa multiplexados e perceptualmente codificados, e meio de armazenamento não transitório |
BR112016000245-8A BR112016000245B1 (pt) | 2013-07-11 | 2014-06-24 | Método e aparelho para gerar, a partir de uma representação de domínio de coeficiente de sinais hoa, uma representação mista de domínio de coeficiente/espacial dos sinais hoa, método e aparelho para decodificar uma representação mista de domínio de coeficiente/espacial de sinais hoa codificados, sinal de aúdio digital e meio de armazenamento não transitório |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR122020017865-5A BR122020017865B1 (pt) | 2013-07-11 | 2014-06-24 | Método e aparelho para decodificar uma representação de ambissônicos de ordem superior (hoa), meio de armazenamento não-transitório e meio de armazenamento legível por computador não-transitório |
BR122017013717-4A BR122017013717B1 (pt) | 2013-07-11 | 2014-06-24 | Método e aparelho para decodificar sinais hoa multiplexados e perceptualmente codificados, e meio de armazenamento não transitório |
Country Status (14)
Country | Link |
---|---|
US (8) | US9668079B2 (pt) |
EP (4) | EP2824661A1 (pt) |
JP (4) | JP6490068B2 (pt) |
KR (5) | KR102534163B1 (pt) |
CN (9) | CN110648675B (pt) |
AU (4) | AU2014289527B2 (pt) |
BR (3) | BR122020017865B1 (pt) |
CA (4) | CA3131695C (pt) |
MX (1) | MX354300B (pt) |
MY (2) | MY174125A (pt) |
RU (1) | RU2670797C9 (pt) |
TW (5) | TWI669706B (pt) |
WO (1) | WO2015003900A1 (pt) |
ZA (6) | ZA201508710B (pt) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2665208A1 (en) * | 2012-05-14 | 2013-11-20 | Thomson Licensing | Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation |
EP2824661A1 (en) | 2013-07-11 | 2015-01-14 | Thomson Licensing | Method and Apparatus for generating from a coefficient domain representation of HOA signals a mixed spatial/coefficient domain representation of said HOA signals |
CN106663434B (zh) | 2014-06-27 | 2021-09-28 | 杜比国际公司 | 针对hoa数据帧表示的压缩确定表示非差分增益值所需的最小整数比特数的方法 |
KR102606212B1 (ko) | 2014-06-27 | 2023-11-29 | 돌비 인터네셔널 에이비 | Hoa 데이터 프레임 표현의 데이터 프레임들 중 특정 데이터 프레임들의 채널 신호들과 연관된 비차분 이득 값들을 포함하는 코딩된 hoa 데이터 프레임 표현 |
EP2960903A1 (en) | 2014-06-27 | 2015-12-30 | Thomson Licensing | Method and apparatus for determining for the compression of an HOA data frame representation a lowest integer number of bits required for representing non-differential gain values |
CN106471822B (zh) | 2014-06-27 | 2019-10-25 | 杜比国际公司 | 针对hoa数据帧表示的压缩确定表示非差分增益值所需的最小整数比特数的设备 |
EP2963949A1 (en) | 2014-07-02 | 2016-01-06 | Thomson Licensing | Method and apparatus for decoding a compressed HOA representation, and method and apparatus for encoding a compressed HOA representation |
JP2017523452A (ja) | 2014-07-02 | 2017-08-17 | ドルビー・インターナショナル・アーベー | Hoa信号表現のサブバンド内の優勢な方向性信号の方向のエンコード/デコードのための方法および装置 |
CN106463132B (zh) | 2014-07-02 | 2021-02-02 | 杜比国际公司 | 对压缩的hoa表示编码和解码的方法和装置 |
CN106471579B (zh) | 2014-07-02 | 2020-12-18 | 杜比国际公司 | 用于对hoa信号表示的子带内的主导方向信号的方向进行编码/解码的方法和装置 |
EP2963948A1 (en) | 2014-07-02 | 2016-01-06 | Thomson Licensing | Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a HOA signal representation |
US9847088B2 (en) | 2014-08-29 | 2017-12-19 | Qualcomm Incorporated | Intermediate compression for higher order ambisonic audio data |
US9875745B2 (en) * | 2014-10-07 | 2018-01-23 | Qualcomm Incorporated | Normalization of ambient higher order ambisonic audio data |
EP3739578A1 (en) | 2015-07-30 | 2020-11-18 | Dolby International AB | Method and apparatus for generating from an hoa signal representation a mezzanine hoa signal representation |
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CN1222996A (zh) * | 1997-02-10 | 1999-07-14 | 皇家菲利浦电子有限公司 | 用于传输语音信号的传输系统 |
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FR2847376B1 (fr) * | 2002-11-19 | 2005-02-04 | France Telecom | Procede de traitement de donnees sonores et dispositif d'acquisition sonore mettant en oeuvre ce procede |
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2013
- 2013-07-11 EP EP20130305986 patent/EP2824661A1/en not_active Withdrawn
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2014
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- 2014-06-24 KR KR1020217006813A patent/KR102386726B1/ko active IP Right Grant
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- 2014-06-24 KR KR1020167000562A patent/KR102226620B1/ko active IP Right Grant
- 2014-06-24 CA CA3131690A patent/CA3131690C/en active Active
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- 2014-06-24 WO PCT/EP2014/063306 patent/WO2015003900A1/en active Application Filing
- 2014-06-24 AU AU2014289527A patent/AU2014289527B2/en active Active
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- 2014-06-24 EP EP21216783.7A patent/EP4012704A1/en active Pending
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2015
- 2015-11-26 ZA ZA2015/08710A patent/ZA201508710B/en unknown
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B25A | Requested transfer of rights approved |
Owner name: DOLBY INTERNATIONAL AB (NL) |
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B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B350 | Update of information on the portal [chapter 15.35 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B09W | Correction of the decision to grant [chapter 9.1.4 patent gazette] |
Free format text: ?METODO E APARELHO PARA GERAR, A PARTIR DE UMAREPRESENTACAO DE DOMINIO DE COEFICIENTE DE SINAISHOA, UMA REPRESENTACAO MISTA DE DOMINIO DECOEFICIENTE/ESPACIAL DOS SINAIS HOA, METODO EAPARELHO PARA DECODIFICAR UMA REPRESENTACAO MISTADE DOMINIO DE COEFICIENTE/ESPACIAL DE SINAIS HOACODIFICADOS, SINAL DE AUDIO DIGITAL E MEIO DEARMAZENAMENTO NAO TRANSITORIO |
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B09W | Correction of the decision to grant [chapter 9.1.4 patent gazette] |
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