JP2008172484A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2008172484A5 JP2008172484A5 JP2007003249A JP2007003249A JP2008172484A5 JP 2008172484 A5 JP2008172484 A5 JP 2008172484A5 JP 2007003249 A JP2007003249 A JP 2007003249A JP 2007003249 A JP2007003249 A JP 2007003249A JP 2008172484 A5 JP2008172484 A5 JP 2008172484A5
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- gain control
- transmission
- audio signal
- voice signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims 7
- 238000002592 echocardiography Methods 0.000 claims 5
- 230000005236 sound signal Effects 0.000 claims 5
- 230000003321 amplification Effects 0.000 claims 1
- 230000002238 attenuated Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007003249A JP2008172484A (ja) | 2007-01-11 | 2007-01-11 | ハンズフリー装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007003249A JP2008172484A (ja) | 2007-01-11 | 2007-01-11 | ハンズフリー装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008172484A JP2008172484A (ja) | 2008-07-24 |
JP2008172484A5 true JP2008172484A5 (fr) | 2010-05-13 |
Family
ID=39700166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007003249A Pending JP2008172484A (ja) | 2007-01-11 | 2007-01-11 | ハンズフリー装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2008172484A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10867617B1 (en) * | 2018-12-10 | 2020-12-15 | Amazon Technologies, Inc. | Techniques for processing audio data |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030091180A1 (en) * | 1998-12-23 | 2003-05-15 | Patrik Sorqvist | Adaptive signal gain controller, system, and method |
JP3862545B2 (ja) * | 2001-10-22 | 2006-12-27 | 沖電気工業株式会社 | エコーキャンセラ |
-
2007
- 2007-01-11 JP JP2007003249A patent/JP2008172484A/ja active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10341759B2 (en) | System and method of wind and noise reduction for a headphone | |
US9226068B2 (en) | Coordinated gain control in adaptive noise cancellation (ANC) for earspeakers | |
JP6305395B2 (ja) | 雑音消去パーソナルオーディオデバイスにおける二次経路モデルおよび漏出経路モデルのエラー信号コンテンツ制御適応 | |
KR101133308B1 (ko) | 에코제거 기능을 갖는 마이크로폰 | |
JP6757416B2 (ja) | 適応雑音除去システムにおけるフィードバックハウル管理 | |
US8811602B2 (en) | Full duplex speakerphone design using acoustically compensated speaker distortion | |
WO2009134107A3 (fr) | Appareil d'annulation de bruit | |
EP2793225A3 (fr) | Anti-bruit à bande limitée de dispositifs audio personnels présentant une suppression adaptative du bruit (ANC) | |
US20130163748A1 (en) | System for reducing speakerphone echo | |
WO2012075343A3 (fr) | Contrôle de supervision d'un circuit d'annulation de bruit adaptatif dans un dispositif audio personnel | |
US9288570B2 (en) | Assisting conversation while listening to audio | |
JP2016534648A (ja) | 会話の支援 | |
WO2012166507A3 (fr) | Antibruit par limitation de bande dans des dispositifs audio personnels ayant une annulation de bruit adaptative (anc) | |
WO2010000878A3 (fr) | Système et procédé d’amélioration de la qualité de la parole | |
TW200740136A (en) | Filter coefficient setting device, filter coefficient setting method, and program | |
ATE463924T1 (de) | Audioverarbeitung in kommunikationsendgeräten | |
WO2006007516A3 (fr) | Limitation de gain maximal dans des dispositifs de communication en duplex comprenant des appareils telephoniques | |
CN101140760A (zh) | 一种声音信号采集处理系统及方法 | |
CN101437190B (zh) | 具有助听功能的耳机 | |
CN202713549U (zh) | 网络广播对讲通信话站的消噪及回音消除电路 | |
HK1109828A1 (en) | Method and apparatus for protection of the hearing of telephone users | |
TW200703890A (en) | Audio amplification apparatus with howling canceler | |
US8170224B2 (en) | Wideband speakerphone | |
JP4631581B2 (ja) | 拡声通話装置 | |
JP2008172484A5 (fr) |