JPH0262864U - - Google Patents
Info
- Publication number
- JPH0262864U JPH0262864U JP14246888U JP14246888U JPH0262864U JP H0262864 U JPH0262864 U JP H0262864U JP 14246888 U JP14246888 U JP 14246888U JP 14246888 U JP14246888 U JP 14246888U JP H0262864 U JPH0262864 U JP H0262864U
- Authority
- JP
- Japan
- Prior art keywords
- sound
- transmitting
- receiving
- control device
- gain
- 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
- 210000000988 bone and bone Anatomy 0.000 claims description 3
- 210000000613 ear canal Anatomy 0.000 claims 1
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 2
- 210000003625 skull Anatomy 0.000 description 2
Landscapes
- Details Of Audible-Bandwidth Transducers (AREA)
- Control Of Amplification And Gain Control (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14246888U JPH0262864U (fr) | 1988-10-31 | 1988-10-31 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14246888U JPH0262864U (fr) | 1988-10-31 | 1988-10-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0262864U true JPH0262864U (fr) | 1990-05-10 |
Family
ID=31408451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14246888U Pending JPH0262864U (fr) | 1988-10-31 | 1988-10-31 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0262864U (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001052595A1 (fr) * | 2000-01-12 | 2001-07-19 | Micro M's Inc. | Telephone portable mettant en application un seul ecouteur possedant une fonction de micro |
JP2009188638A (ja) * | 2008-02-05 | 2009-08-20 | Univ Of Electro-Communications | マイクロホン装置 |
-
1988
- 1988-10-31 JP JP14246888U patent/JPH0262864U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001052595A1 (fr) * | 2000-01-12 | 2001-07-19 | Micro M's Inc. | Telephone portable mettant en application un seul ecouteur possedant une fonction de micro |
JP2009188638A (ja) * | 2008-02-05 | 2009-08-20 | Univ Of Electro-Communications | マイクロホン装置 |
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