BRPI0613076A2 - método e aparelho para codificar e decodificar um sinal de audio - Google Patents
método e aparelho para codificar e decodificar um sinal de audio Download PDFInfo
- Publication number
- BRPI0613076A2 BRPI0613076A2 BRPI0613076-3A BRPI0613076A BRPI0613076A2 BR PI0613076 A2 BRPI0613076 A2 BR PI0613076A2 BR PI0613076 A BRPI0613076 A BR PI0613076A BR PI0613076 A2 BRPI0613076 A2 BR PI0613076A2
- Authority
- BR
- Brazil
- Prior art keywords
- signal
- header
- audio signal
- information
- spatial information
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title claims abstract description 180
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000000605 extraction Methods 0.000 claims description 8
- 230000002123 temporal effect Effects 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 13
- 239000000284 extract Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000009792 diffusion process Methods 0.000 description 2
- XVARCVCWNFACQC-RKQHYHRCSA-N indican Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CNC2=CC=CC=C12 XVARCVCWNFACQC-RKQHYHRCSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- BXFFHSIDQOFMLE-UHFFFAOYSA-N indoxyl sulfate Natural products C1=CC=C2C(OS(=O)(=O)O)=CNC2=C1 BXFFHSIDQOFMLE-UHFFFAOYSA-N 0.000 description 1
- XVARCVCWNFACQC-UHFFFAOYSA-N indoxyl-beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OC1=CNC2=CC=CC=C12 XVARCVCWNFACQC-UHFFFAOYSA-N 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Landscapes
- Time-Division Multiplex Systems (AREA)
- Stereophonic System (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (20)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US69500705P | 2005-06-30 | 2005-06-30 | |
| US60/695.007 | 2005-06-30 | ||
| US71211905P | 2005-08-30 | 2005-08-30 | |
| US60/712.119 | 2005-08-30 | ||
| US71920205P | 2005-09-22 | 2005-09-22 | |
| US60/719.202 | 2005-09-22 | ||
| US72300705P | 2005-10-04 | 2005-10-04 | |
| US60/723.007 | 2005-10-04 | ||
| US72622805P | 2005-10-14 | 2005-10-14 | |
| US60/726.228 | 2005-10-14 | ||
| US72922505P | 2005-10-24 | 2005-10-24 | |
| US60/729.225 | 2005-10-24 | ||
| US73562805P | 2005-11-12 | 2005-11-12 | |
| US60/735.628 | 2005-11-12 | ||
| KR10-2006-0004056 | 2006-01-13 | ||
| KR20060004055 | 2006-01-13 | ||
| KR10-2006-0004055 | 2006-01-13 | ||
| KR20060004056 | 2006-01-13 | ||
| KR20060004065 | 2006-01-13 | ||
| PCT/KR2006/002581 WO2007004831A1 (en) | 2005-06-30 | 2006-06-30 | Method and apparatus for encoding and decoding an audio signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BRPI0613076A2 true BRPI0613076A2 (pt) | 2010-12-21 |
Family
ID=43352677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0613076-3A BRPI0613076A2 (pt) | 2005-06-30 | 2006-06-30 | método e aparelho para codificar e decodificar um sinal de audio |
Country Status (2)
| Country | Link |
|---|---|
| BR (1) | BRPI0613076A2 (zh) |
| TW (4) | TWI333641B (zh) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4621862A (en) * | 1984-10-22 | 1986-11-11 | The Coca-Cola Company | Closing means for trucks |
| US5893066A (en) * | 1996-10-15 | 1999-04-06 | Samsung Electronics Co. Ltd. | Fast requantization apparatus and method for MPEG audio decoding |
| TW405328B (en) * | 1997-04-11 | 2000-09-11 | Matsushita Electric Industrial Co Ltd | Audio decoding apparatus, signal processing device, sound image localization device, sound image control method, audio signal processing device, and audio signal high-rate reproduction method used for audio visual equipment |
| JPH11330980A (ja) * | 1998-05-13 | 1999-11-30 | Matsushita Electric Ind Co Ltd | 復号装置及びその復号方法、並びにその復号の手順を記録した記録媒体 |
| US6631352B1 (en) * | 1999-01-08 | 2003-10-07 | Matushita Electric Industrial Co. Ltd. | Decoding circuit and reproduction apparatus which mutes audio after header parameter changes |
| TW569550B (en) * | 2001-12-28 | 2004-01-01 | Univ Nat Central | Method of inverse-modified discrete cosine transform and overlap-add for MPEG layer 3 voice signal decoding and apparatus thereof |
| US20040199276A1 (en) * | 2003-04-03 | 2004-10-07 | Wai-Leong Poon | Method and apparatus for audio synchronization |
-
2006
- 2006-06-30 TW TW95124069A patent/TWI333641B/zh active
- 2006-06-30 TW TW098104744A patent/TWI459373B/zh active
- 2006-06-30 TW TW95124070A patent/TWI305347B/zh not_active IP Right Cessation
- 2006-06-30 BR BRPI0613076-3A patent/BRPI0613076A2/pt not_active IP Right Cessation
- 2006-06-30 TW TW98104741A patent/TWI412021B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| TW200939207A (en) | 2009-09-16 |
| TWI333641B (en) | 2010-11-21 |
| TW200947418A (en) | 2009-11-16 |
| TWI459373B (zh) | 2014-11-01 |
| TWI305347B (en) | 2009-01-11 |
| TWI412021B (zh) | 2013-10-11 |
| TW200707406A (en) | 2007-02-16 |
| TW200707401A (en) | 2007-02-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] | ||
| B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |