JP4908643B2 - 電気音響変換装置 - Google Patents
電気音響変換装置 Download PDFInfo
- Publication number
- JP4908643B2 JP4908643B2 JP2011094204A JP2011094204A JP4908643B2 JP 4908643 B2 JP4908643 B2 JP 4908643B2 JP 2011094204 A JP2011094204 A JP 2011094204A JP 2011094204 A JP2011094204 A JP 2011094204A JP 4908643 B2 JP4908643 B2 JP 4908643B2
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- Prior art keywords
- microphone
- sound
- acoustic
- opening
- ear canal
- Prior art date
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- Circuit For Audible Band Transducer (AREA)
- Headphones And Earphones (AREA)
Description
Claims (4)
- 開口部が設けられた筐体と、
前記筐体内に収容され、前記開口部の方向に出力するスピーカと、
前記開口部付近に装着され、前記筐体の一部を外側から覆うイヤーチップと、
前記筐体の外側であって、前記イヤーチップに覆われない位置に設けられたマイク装置と、
一端が前記マイク装置に接続され、他端が前記開口部を通って前記イヤーチップの端面の位置まで達した音響管と、を備えたマイクイヤホン。 - 前記イヤーチップは、前記開口部と連通した開口を備え、
前記端面は前記開口の開口面である請求項1記載のマイクイヤホン。 - 前記マイク装置へ入力される音響信号を外耳道音と外部音とで切り替える切替手段をさらに備える請求項1又は請求項2記載のマイクイヤホン。
- 前記音響管は前記筐体と一体に形成されている請求項1乃至請求項3のいずれか1項記載のマイクイヤホン。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011094204A JP4908643B2 (ja) | 2011-04-20 | 2011-04-20 | 電気音響変換装置 |
Applications Claiming Priority (1)
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JP2011094204A JP4908643B2 (ja) | 2011-04-20 | 2011-04-20 | 電気音響変換装置 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009141506A Division JP4734441B2 (ja) | 2009-06-12 | 2009-06-12 | 電気音響変換装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011166815A JP2011166815A (ja) | 2011-08-25 |
JP4908643B2 true JP4908643B2 (ja) | 2012-04-04 |
Family
ID=44596855
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011094204A Active JP4908643B2 (ja) | 2011-04-20 | 2011-04-20 | 電気音響変換装置 |
Country Status (1)
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JP (1) | JP4908643B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10129668B2 (en) | 2013-12-31 | 2018-11-13 | Gn Hearing A/S | Earmold for active occlusion cancellation |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2778174B2 (ja) * | 1990-01-19 | 1998-07-23 | ソニー株式会社 | イヤホン装置 |
JP2769554B2 (ja) * | 1992-07-16 | 1998-06-25 | 登 山口 | イヤーセット型送受話器 |
JP3567703B2 (ja) * | 1997-10-31 | 2004-09-22 | 岩崎通信機株式会社 | イヤーセット型送受話器 |
JP2000050375A (ja) * | 1998-07-30 | 2000-02-18 | Kazuo Osawa | イヤ−マイクロホン |
JP2000092589A (ja) * | 1998-09-16 | 2000-03-31 | Oki Electric Ind Co Ltd | イヤホン及び頭外音像定位装置 |
JP4850524B2 (ja) * | 2006-01-27 | 2012-01-11 | ナップエンタープライズ株式会社 | 発振・エコーキャンセラーシステム |
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2011
- 2011-04-20 JP JP2011094204A patent/JP4908643B2/ja active Active
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JP2011166815A (ja) | 2011-08-25 |
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