JPH0129897Y2 - - Google Patents
Info
- Publication number
- JPH0129897Y2 JPH0129897Y2 JP6111484U JP6111484U JPH0129897Y2 JP H0129897 Y2 JPH0129897 Y2 JP H0129897Y2 JP 6111484 U JP6111484 U JP 6111484U JP 6111484 U JP6111484 U JP 6111484U JP H0129897 Y2 JPH0129897 Y2 JP H0129897Y2
- Authority
- JP
- Japan
- Prior art keywords
- transmitter
- electrostatic
- transmission frequency
- characteristic curve
- hole
- 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.)
- Expired
Links
- 230000002457 bidirectional effect Effects 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 description 69
- 238000010586 diagram Methods 0.000 description 12
- 230000035945 sensitivity Effects 0.000 description 12
- 239000002775 capsule Substances 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 5
- 239000004744 fabric Substances 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Details Of Audible-Bandwidth Transducers (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Telephone Set Structure (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6111484U JPS60172495U (ja) | 1984-04-25 | 1984-04-25 | 静電形送話器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6111484U JPS60172495U (ja) | 1984-04-25 | 1984-04-25 | 静電形送話器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60172495U JPS60172495U (ja) | 1985-11-15 |
| JPH0129897Y2 true JPH0129897Y2 (cs) | 1989-09-12 |
Family
ID=30589086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6111484U Granted JPS60172495U (ja) | 1984-04-25 | 1984-04-25 | 静電形送話器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60172495U (cs) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009188943A (ja) * | 2008-02-08 | 2009-08-20 | Funai Electric Co Ltd | マイクロホンユニット |
| JP2009208493A (ja) * | 2008-02-29 | 2009-09-17 | Kojima Press Co Ltd | 車載用マイク装置 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4520446B2 (ja) * | 2006-10-16 | 2010-08-04 | 日本精密測器株式会社 | コンデンサマイクロホン、マイクロホンユニット、及び血圧計 |
| US8180082B2 (en) * | 2007-04-04 | 2012-05-15 | Funai Electric Advanced Applied Technology Research Institute Inc. | Microphone unit, close-talking voice input device, information processing system, and method of manufacturing microphone unit |
-
1984
- 1984-04-25 JP JP6111484U patent/JPS60172495U/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009188943A (ja) * | 2008-02-08 | 2009-08-20 | Funai Electric Co Ltd | マイクロホンユニット |
| JP2009208493A (ja) * | 2008-02-29 | 2009-09-17 | Kojima Press Co Ltd | 車載用マイク装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60172495U (ja) | 1985-11-15 |
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