JPS58161399U - hearing aid - Google Patents
hearing aidInfo
- Publication number
- JPS58161399U JPS58161399U JP5733782U JP5733782U JPS58161399U JP S58161399 U JPS58161399 U JP S58161399U JP 5733782 U JP5733782 U JP 5733782U JP 5733782 U JP5733782 U JP 5733782U JP S58161399 U JPS58161399 U JP S58161399U
- Authority
- JP
- Japan
- Prior art keywords
- hearing aid
- electro
- frequency band
- acoustic transducer
- sound
- 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
Landscapes
- Filters And Equalizers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の補聴器の一例を示す構成図ミ第２図は第
１図の動作説明に供するための特性図、第３図はこの考
案で使用される電気−音響変換器の一例を示す構成図及
び特性図、第４図はこの考案の一実施例を示す構成図、
第５図はこの考案の他の実施例を示す構成図、第６図は
第５図の動作説明に供するための特性図である。
３はコントロール電圧発生回路、４は受音用マイクロフ
ォン、５は電圧指令型バイパスフィルタ、６はアンプ、
７はイヤホーン、１１は取り付は基台、１２は振動板、
１３は音叉型水晶片、１４は周波数調整板、１５．１６
はリード線、１７は検出用マイクロフォン、１８．１９
は受音用マイクロフォン、２０はスイッチ、２１はスイ
ッチ回路である。Figure 1 is a configuration diagram showing an example of a conventional hearing aid. Figure 2 is a characteristic diagram to explain the operation of Figure 1. Figure 3 is an example of an electro-acoustic converter used in this invention. A configuration diagram and a characteristic diagram, FIG. 4 is a configuration diagram showing an embodiment of this invention,
FIG. 5 is a block diagram showing another embodiment of this invention, and FIG. 6 is a characteristic diagram for explaining the operation of FIG. 3 is a control voltage generation circuit, 4 is a sound receiving microphone, 5 is a voltage command type bypass filter, 6 is an amplifier,
7 is the earphone, 11 is the mounting base, 12 is the diaphragm,
13 is a tuning fork type crystal piece, 14 is a frequency adjustment plate, 15.16
is a lead wire, 17 is a detection microphone, 18.19
20 is a sound receiving microphone, 20 is a switch, and 21 is a switch circuit.
Claims (1)
音用電気−音響変換器からの音声信号における少くとも
所定周波数帯域以外の音を減するようにしたことを特徴
とする補聴器。1. A hearing aid characterized in that an electro-acoustic transducer having frequency band selectivity is used to reduce at least sounds other than a predetermined frequency band in an audio signal from a sound-receiving electro-acoustic transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5733782U JPS58161399U (en) | 1982-04-20 | 1982-04-20 | hearing aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5733782U JPS58161399U (en) | 1982-04-20 | 1982-04-20 | hearing aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58161399U true JPS58161399U (en) | 1983-10-27 |
Family
ID=30067798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5733782U Pending JPS58161399U (en) | 1982-04-20 | 1982-04-20 | hearing aid |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58161399U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5250646A (en) * | 1975-10-22 | 1977-04-22 | Fujitsu Ltd | Interference evasion system of control memory |
-
1982
- 1982-04-20 JP JP5733782U patent/JPS58161399U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5250646A (en) * | 1975-10-22 | 1977-04-22 | Fujitsu Ltd | Interference evasion system of control memory |
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