JPS6285058U - - Google Patents
Info
- Publication number
- JPS6285058U JPS6285058U JP17641485U JP17641485U JPS6285058U JP S6285058 U JPS6285058 U JP S6285058U JP 17641485 U JP17641485 U JP 17641485U JP 17641485 U JP17641485 U JP 17641485U JP S6285058 U JPS6285058 U JP S6285058U
- Authority
- JP
- Japan
- Prior art keywords
- driving means
- driving
- detecting
- noise
- microphone
- 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 2
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
図面は本考案の一実施例の回路ブロツク図であ
る。
２……フオーカスリング（駆動手段）、４……
フオーカスモータ（駆動手段）、５……ギア（駆
動手段）、８……（オーデイオ録音用）マイクロ
ホン、９……ビデオカメラ、１１……マイクロホ
ン（ノイズ検出手段）、１３……差動アンプ（ノ
イズ除去回路）。
The drawing is a circuit block diagram of an embodiment of the present invention. 2... Focus ring (driving means), 4...
Focus motor (driving means), 5...Gear (driving means), 8...Microphone (for audio recording), 9...Video camera, 11...Microphone (noise detection means), 13...Differential amplifier ( noise removal circuit).
Claims (1)
させる駆動手段と、オーデイオ信号を作成するマ
イクロホンと、前記駆動手段近傍に配され前記駆
動手段の駆動音を検出するノイズ検出手段と、前
記マイクロホン出力より前記ノイズ検出手段出力
を除去するノイズ除去回路とから成るビデオカメ
ラのメカノイズ低減回路。 A driving means for displacing the focus lens and the zoom lens; a microphone for generating an audio signal; a noise detecting means disposed near the driving means for detecting the driving sound of the driving means; A mechanical noise reduction circuit for a video camera comprising a noise removal circuit that removes the output of a detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17641485U JPS6285058U (en) | 1985-11-15 | 1985-11-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17641485U JPS6285058U (en) | 1985-11-15 | 1985-11-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6285058U true JPS6285058U (en) | 1987-05-30 |
Family
ID=31116635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17641485U Pending JPS6285058U (en) | 1985-11-15 | 1985-11-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6285058U (en) |
-
1985
- 1985-11-15 JP JP17641485U patent/JPS6285058U/ja active Pending
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