BRPI0907610A2 - Método de decodificação de matriz de áudio, método para modificar um par de sinais estéreos, aparelho e programa de computador - Google Patents
Método de decodificação de matriz de áudio, método para modificar um par de sinais estéreos, aparelho e programa de computadorInfo
- Publication number
- BRPI0907610A2 BRPI0907610A2 BRPI0907610-7A BRPI0907610A BRPI0907610A2 BR PI0907610 A2 BRPI0907610 A2 BR PI0907610A2 BR PI0907610 A BRPI0907610 A BR PI0907610A BR PI0907610 A2 BRPI0907610 A2 BR PI0907610A2
- Authority
- BR
- Brazil
- Prior art keywords
- modifying
- pair
- computer program
- stereo signals
- matrix decoding
- 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
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1089608P | 2008-01-11 | 2008-01-11 | |
| US61/010,896 | 2008-01-11 | ||
| PCT/US2009/030204 WO2009089209A1 (en) | 2008-01-11 | 2009-01-06 | Matrix decoder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BRPI0907610A2 true BRPI0907610A2 (pt) | 2015-07-21 |
| BRPI0907610B1 BRPI0907610B1 (pt) | 2020-12-29 |
Family
ID=40637689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0907610-7A BRPI0907610B1 (pt) | 2008-01-11 | 2009-01-06 | método de decodificação de matriz de áudio, aparelho, mídia não-transitória legível por computador e método para modificar um par de sinais estéreos |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US8488798B2 (pt) |
| EP (1) | EP2241119B1 (pt) |
| JP (1) | JP5216102B2 (pt) |
| KR (1) | KR101524514B1 (pt) |
| CN (1) | CN101911731B (pt) |
| AU (1) | AU2009204238B2 (pt) |
| BR (1) | BRPI0907610B1 (pt) |
| CA (1) | CA2711144C (pt) |
| HK (1) | HK1144133A1 (pt) |
| IL (1) | IL206555A (pt) |
| MX (1) | MX2010008183A (pt) |
| MY (1) | MY161520A (pt) |
| RU (1) | RU2456766C2 (pt) |
| TW (1) | TWI424755B (pt) |
| UA (1) | UA99639C2 (pt) |
| WO (1) | WO2009089209A1 (pt) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI540912B (zh) * | 2010-05-25 | 2016-07-01 | 晨星半導體股份有限公司 | 音訊處理裝置及音訊處理方法 |
| EP2645748A1 (en) | 2012-03-28 | 2013-10-02 | Thomson Licensing | Method and apparatus for decoding stereo loudspeaker signals from a higher-order Ambisonics audio signal |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4748669A (en) * | 1986-03-27 | 1988-05-31 | Hughes Aircraft Company | Stereo enhancement system |
| US6624873B1 (en) * | 1998-05-05 | 2003-09-23 | Dolby Laboratories Licensing Corporation | Matrix-encoded surround-sound channels in a discrete digital sound format |
| TW510143B (en) * | 1999-12-03 | 2002-11-11 | Dolby Lab Licensing Corp | Method for deriving at least three audio signals from two input audio signals |
| US6970567B1 (en) * | 1999-12-03 | 2005-11-29 | Dolby Laboratories Licensing Corporation | Method and apparatus for deriving at least one audio signal from two or more input audio signals |
| ATE546018T1 (de) * | 2000-08-31 | 2012-03-15 | Dolby Lab Licensing Corp | Verfahren und anordnung zur audiomatrixdekodierung |
| US7177432B2 (en) * | 2001-05-07 | 2007-02-13 | Harman International Industries, Incorporated | Sound processing system with degraded signal optimization |
| US7447317B2 (en) * | 2003-10-02 | 2008-11-04 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V | Compatible multi-channel coding/decoding by weighting the downmix channel |
| JP2005223706A (ja) * | 2004-02-06 | 2005-08-18 | Victor Co Of Japan Ltd | ビデオカメラの録音装置 |
| TWI420918B (zh) * | 2005-12-02 | 2013-12-21 | Dolby Lab Licensing Corp | 低複雜度音訊矩陣解碼器 |
-
2008
- 2008-12-23 TW TW097150249A patent/TWI424755B/zh active
-
2009
- 2009-01-06 US US12/811,882 patent/US8488798B2/en active Active
- 2009-01-06 MY MYPI2010002938A patent/MY161520A/en unknown
- 2009-01-06 UA UAA201009953A patent/UA99639C2/ru unknown
- 2009-01-06 CN CN2009801020029A patent/CN101911731B/zh active Active
- 2009-01-06 MX MX2010008183A patent/MX2010008183A/es active IP Right Grant
- 2009-01-06 JP JP2010542310A patent/JP5216102B2/ja active Active
- 2009-01-06 EP EP09700168.9A patent/EP2241119B1/en active Active
- 2009-01-06 RU RU2010133557/08A patent/RU2456766C2/ru active
- 2009-01-06 WO PCT/US2009/030204 patent/WO2009089209A1/en active Application Filing
- 2009-01-06 BR BRPI0907610-7A patent/BRPI0907610B1/pt active IP Right Grant
- 2009-01-06 KR KR1020107017168A patent/KR101524514B1/ko active IP Right Grant
- 2009-01-06 AU AU2009204238A patent/AU2009204238B2/en active Active
- 2009-01-06 CA CA2711144A patent/CA2711144C/en active Active
-
2010
- 2010-06-22 IL IL206555A patent/IL206555A/en active IP Right Grant
- 2010-11-11 HK HK10110499.3A patent/HK1144133A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| TW200944047A (en) | 2009-10-16 |
| MX2010008183A (es) | 2010-09-22 |
| KR101524514B1 (ko) | 2015-06-02 |
| CA2711144C (en) | 2016-06-28 |
| CA2711144A1 (en) | 2009-07-16 |
| IL206555A (en) | 2015-06-30 |
| HK1144133A1 (en) | 2011-01-28 |
| US20100284542A1 (en) | 2010-11-11 |
| EP2241119B1 (en) | 2013-09-18 |
| WO2009089209A4 (en) | 2009-10-08 |
| TWI424755B (zh) | 2014-01-21 |
| AU2009204238A1 (en) | 2009-07-16 |
| JP5216102B2 (ja) | 2013-06-19 |
| BRPI0907610B1 (pt) | 2020-12-29 |
| MY161520A (en) | 2017-04-28 |
| JP2011509641A (ja) | 2011-03-24 |
| CN101911731A (zh) | 2010-12-08 |
| EP2241119A1 (en) | 2010-10-20 |
| RU2456766C2 (ru) | 2012-07-20 |
| IL206555A0 (en) | 2010-12-30 |
| RU2010133557A (ru) | 2012-02-20 |
| AU2009204238B2 (en) | 2013-04-04 |
| WO2009089209A1 (en) | 2009-07-16 |
| UA99639C2 (en) | 2012-09-10 |
| KR20100108416A (ko) | 2010-10-06 |
| CN101911731B (zh) | 2012-12-05 |
| US8488798B2 (en) | 2013-07-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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] | ||
| B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 29/12/2020, OBSERVADAS AS CONDICOES LEGAIS. |