JPH0444793U - - Google Patents
Info
- Publication number
- JPH0444793U JPH0444793U JP8713890U JP8713890U JPH0444793U JP H0444793 U JPH0444793 U JP H0444793U JP 8713890 U JP8713890 U JP 8713890U JP 8713890 U JP8713890 U JP 8713890U JP H0444793 U JPH0444793 U JP H0444793U
- Authority
- JP
- Japan
- Prior art keywords
- microphone
- level
- detection circuit
- housing
- unit
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 230000005236 sound signal Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Control Of Amplification And Gain Control (AREA)
Description
第１図は本考案のマイクロホン装置の一実施例
の外観を示した斜視図、第２図はその電気的な内
部構成を示したブロツク図、第３図は本考案の装
置に使用される圧力センサーユニツトの特性図、
第４図は第２図に示したブロツク図における各部
の信号波形図、第５図は本考案の装置に使用され
るＶＣＡの利得特性図、第６図は第４図に比較し
てフエードアウト特性を異ならせた場合の信号波
形図、第７図は設定モードに応じたフエードアウ
ト時間を示した特性図、第８図は本考案のマイク
ロホン装置の他の実施例の外観を示した斜視図で
ある。
１……マイクロホン筐体、５……センサーユニ
ツト、７……振動板、１０……マイクロホンユニ
ツト、１１……ＶＣＡ、１２……ミユーテイング
回路、１５，１６……レベル検出回路、１７……
マイクロコンピユータ、１８……ローパスフイル
ター。
Fig. 1 is a perspective view showing the external appearance of one embodiment of the microphone device of the present invention, Fig. 2 is a block diagram showing its electrical internal configuration, and Fig. 3 is a pressure gauge used in the device of the present invention. Characteristic diagram of sensor unit,
Figure 4 is a signal waveform diagram of each part in the block diagram shown in Figure 2, Figure 5 is a gain characteristic diagram of the VCA used in the device of the present invention, and Figure 6 is a fade-out characteristic compared to Figure 4. FIG. 7 is a characteristic diagram showing the fade-out time depending on the setting mode, and FIG. 8 is a perspective view showing the external appearance of another embodiment of the microphone device of the present invention. . DESCRIPTION OF SYMBOLS 1... Microphone housing, 5... Sensor unit, 7... Vibration plate, 10... Microphone unit, 11... VCA, 12... Muting circuit, 15, 16... Level detection circuit, 17...
Microcomputer, 18...Low pass filter.
Claims (1)
ツトと、 このマイクロホンユニツトを収納したマイクロ
ホン筐体の側壁に配置され、該筐体の把持状態を
検出して電気信号を発生するセンサーユニツトと
、 前記センサーユニツトからの電気信号のレベル
を検出し、制御信号を発生するレベル検出回路と
、 前記レベル検出回路からの制御信号を受けて、
前記マイクロホンユニツトによつて得られる音声
信号のレベルを制御するレベル制御回路とを具備
して成るマイクロホン装置。[Scope of Claim for Utility Model Registration] A microphone unit that converts audio waves into audio signals, and a microphone unit that is placed on the side wall of a microphone housing housing the microphone unit and that detects the gripping state of the housing and generates an electrical signal. a sensor unit; a level detection circuit that detects the level of the electrical signal from the sensor unit and generates a control signal; and a level detection circuit that receives the control signal from the level detection circuit;
A microphone device comprising: a level control circuit for controlling the level of an audio signal obtained by the microphone unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8713890U JPH0444793U (en) | 1990-08-21 | 1990-08-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8713890U JPH0444793U (en) | 1990-08-21 | 1990-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0444793U true JPH0444793U (en) | 1992-04-16 |
Family
ID=31819240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8713890U Pending JPH0444793U (en) | 1990-08-21 | 1990-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0444793U (en) |
-
1990
- 1990-08-21 JP JP8713890U patent/JPH0444793U/ja active Pending
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