JPS6242381U - - Google Patents
Info
- Publication number
- JPS6242381U JPS6242381U JP13401185U JP13401185U JPS6242381U JP S6242381 U JPS6242381 U JP S6242381U JP 13401185 U JP13401185 U JP 13401185U JP 13401185 U JP13401185 U JP 13401185U JP S6242381 U JPS6242381 U JP S6242381U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- control circuit
- zoom lens
- microphone
- video camera
- 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
- 230000005236 sound signal Effects 0.000 claims description 2
- 230000010363 phase shift Effects 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の一実施例よりなるビデオカメ
ラ装置のブロツク図、および第２図は従来例より
なる同装置のブロツク図である。
１……マイクロホン、２Ａ，２Ｂ……マイクア
ンプ、７……レンズ、８……電動ズーム、１１…
…制御回路、１４……音声信号処理回路。
FIG. 1 is a block diagram of a video camera apparatus according to an embodiment of the present invention, and FIG. 2 is a block diagram of the same apparatus according to a conventional example. 1...Microphone, 2A, 2B...Mic amplifier, 7...Lens, 8...Electric zoom, 11...
...Control circuit, 14...Audio signal processing circuit.
Claims (1)
カメラ装置において、制御回路および音声信号処
理回路を設け、該制御回路にズームレンズの焦点
距離信号およびズーム位置信号を入力させ、該制
御回路からゲインコントロール信号および移相コ
ントロール信号を出力することにより、ズームレ
ンズの焦点距離およびズーム位置に連動してマイ
クロホンの指向性および感度が変化するように構
成したことを特徴とするビデオカメラ装置。 In a video camera device having a zoom lens and a microphone, a control circuit and an audio signal processing circuit are provided, a focal length signal and a zoom position signal of the zoom lens are input to the control circuit, and a gain control signal and a phase shift signal are input from the control circuit. A video camera device characterized in that the directivity and sensitivity of a microphone are changed in conjunction with the focal length and zoom position of a zoom lens by outputting a control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13401185U JPS6242381U (en) | 1985-09-03 | 1985-09-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13401185U JPS6242381U (en) | 1985-09-03 | 1985-09-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6242381U true JPS6242381U (en) | 1987-03-13 |
Family
ID=31034848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13401185U Pending JPS6242381U (en) | 1985-09-03 | 1985-09-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6242381U (en) |
-
1985
- 1985-09-03 JP JP13401185U patent/JPS6242381U/ja active Pending
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