BRPI0704910A2 - aperfeiçoamento introduzido em equipamento de áudio - Google Patents
aperfeiçoamento introduzido em equipamento de áudioInfo
- Publication number
- BRPI0704910A2 BRPI0704910A2 BRPI0704910-2A BRPI0704910A BRPI0704910A2 BR PI0704910 A2 BRPI0704910 A2 BR PI0704910A2 BR PI0704910 A BRPI0704910 A BR PI0704910A BR PI0704910 A2 BRPI0704910 A2 BR PI0704910A2
- Authority
- BR
- Brazil
- Prior art keywords
- equipment
- features
- input channels
- jio
- unbalanced
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BRC10704910-2A BRPI0704910E2 (pt) | 2007-09-26 | 2007-09-26 | aperfeiçoamento introduzido em equipamento de áudio |
| US12/679,702 US20100195841A1 (en) | 2007-09-26 | 2008-09-25 | Audio equipment |
| PCT/BR2008/000290 WO2009039597A1 (en) | 2007-09-26 | 2008-09-25 | Audio equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BRC10704910-2A BRPI0704910E2 (pt) | 2007-09-26 | 2007-09-26 | aperfeiçoamento introduzido em equipamento de áudio |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BRPI0704910A2 true BRPI0704910A2 (pt) | 2009-09-15 |
| BRPI0704910E2 BRPI0704910E2 (pt) | 2010-03-16 |
Family
ID=40510688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRC10704910-2A BRPI0704910E2 (pt) | 2007-09-26 | 2007-09-26 | aperfeiçoamento introduzido em equipamento de áudio |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20100195841A1 (pt) |
| BR (1) | BRPI0704910E2 (pt) |
| WO (1) | WO2009039597A1 (pt) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101968920B1 (ko) | 2012-08-23 | 2019-04-15 | 삼성전자주식회사 | 음성신호의 세기를 감지하여 마이크를 선택하는 전자 장치 및 방법 |
| US10194239B2 (en) * | 2012-11-06 | 2019-01-29 | Nokia Technologies Oy | Multi-resolution audio signals |
| CN106507230B (zh) * | 2016-12-09 | 2018-03-23 | 郑文 | 一种音箱 |
| CN107105366B (zh) * | 2017-06-15 | 2022-09-23 | 歌尔股份有限公司 | 一种多通道回声消除电路、方法和智能设备 |
| CN112738672A (zh) * | 2021-01-21 | 2021-04-30 | 深圳鑫宏力精密工业有限公司 | 一种音频数据传输方法及电子设备 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5774567A (en) * | 1995-04-11 | 1998-06-30 | Apple Computer, Inc. | Audio codec with digital level adjustment and flexible channel assignment |
| US5848146A (en) * | 1996-05-10 | 1998-12-08 | Rane Corporation | Audio system for conferencing/presentation room |
| US7492914B2 (en) * | 2002-03-08 | 2009-02-17 | Arva Trade | Audio receiving system |
| KR100756366B1 (ko) * | 2006-02-08 | 2007-09-10 | 이종성 | 디지털 다원화 전관방송 제어장치 |
-
2007
- 2007-09-26 BR BRC10704910-2A patent/BRPI0704910E2/pt active Search and Examination
-
2008
- 2008-09-25 US US12/679,702 patent/US20100195841A1/en not_active Abandoned
- 2008-09-25 WO PCT/BR2008/000290 patent/WO2009039597A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2009039597A1 (en) | 2009-04-02 |
| US20100195841A1 (en) | 2010-08-05 |
| BRPI0704910E2 (pt) | 2010-03-16 |
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Legal Events
| Date | Code | Title | Description |
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| B06G | Technical and formal requirements: other requirements [chapter 6.7 patent gazette] |
Free format text: SOLICITA-SE A REGULARIZACAO DA PROCURACAO, UMA VEZ QUE BASEADO NO ARTIGO 216 1O DA LPI, O DOCUMENTO DE PROCURACAO DEVE SER APRESENTADO EM SUA FORMA AUTENTICADA; OU SEGUNDO PARECER DA PROCURADORIA NO 074/93, DEVE CONSTAR UMA DECLARACAO DE VERACIDADE, A QUAL DEVE SER ASSINADA POR UMA PESSOA DEVIDAMENTE AUTORIZADA A REPRESENTAR O INTERESSADO, DEVENDO A MESMA CONSTAR NO INSTRUMENTO DE PROCURACAO, OU NO SEU SUBSTABELECIMENTO. |
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| B03A | Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette] | ||
| B06G | Technical and formal requirements: other requirements [chapter 6.7 patent gazette] |
Free format text: ADDITIONAL INVENTOR'S CERTIFICATE: SOLICITA-SE A REGULARIZACAO DA PROCURACAO, UMA VEZ QUE BASEADO NO ARTIGO 216 1O DA LPI, O DOCUMENTO DE PROCURACAO DEVE SER APRESENTADO EM SUA FORMA AUTENTICADA; OU SEGUNDO PARECER DA PROCURADORIA MEMO/INPI/PROC/NO 074/93, DEVE CONSTAR UMA DECLARACAO DE VERACIDADE, A QUAL DEVE SER ASSINADA POR UMA PESSOA DEVIDAMENTE AUTORIZADA A REPRESENTAR O INTERESSADO, DEVENDO A MESMA CONSTAR NO INSTRUMENTO DE PROCURACAO, OU NO SEU SUBSTABELECIMENTO. |
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| B03A | Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette] |
Free format text: ADDITIONAL INVENTOR'S CERTIFICATE: |
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| B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
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| B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2229 DE 24/09/2013. |
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| B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] |
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