JPH07143379A - Video camera - Google Patents
Video cameraInfo
- Publication number
- JPH07143379A JPH07143379A JP5291696A JP29169693A JPH07143379A JP H07143379 A JPH07143379 A JP H07143379A JP 5291696 A JP5291696 A JP 5291696A JP 29169693 A JP29169693 A JP 29169693A JP H07143379 A JPH07143379 A JP H07143379A
- Authority
- JP
- Japan
- Prior art keywords
- recording
- video recording
- photographer
- contact
- signal
- 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
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、ビデオカメラに関する
ものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a video camera.
【０００２】[0002]
【従来の技術】従来のビデオカメラでは、録画開始・停
止ボタンが押されてから録画を開始する手法がよく用い
られている。2. Description of the Related Art In a conventional video camera, a method of starting recording after pressing a recording start / stop button is often used.
【０００３】この手法を図３を用いて詳しく説明する。
カメラ１は撮像した映像信号を出力する。その映像信号
はＶＴＲ２に出力される。また、録画ＳＷ状態検出部４
では、録画開始・停止ＳＷが押されたか否かを検出し、
開始・停止信号を検出する。ＶＴＲ制御部３では前記開
始・停止信号に基づき、録画停止状態の時は録画を開始
し、録画状態の時は録画を停止するよう制御する。This method will be described in detail with reference to FIG.
The camera 1 outputs the captured video signal. The video signal is output to VTR2. In addition, the recording SW state detection unit 4
Then, it is detected whether the recording start / stop switch is pressed,
Detects start / stop signals. The VTR control unit 3 controls, based on the start / stop signal, to start recording in the recording stopped state and stop recording in the recording state.
【０００４】[0004]
【発明が解決しようとする課題】しかし上記の手法では
ビデオカメラには通常、録画停止状態から録画開始まで
に準備期間が必要である為に、撮影者が撮影したい瞬間
に録画ＳＷを押した場合、わずかながらタイムラグがあ
るため、撮影したい瞬間のシーンが撮影できないという
問題があった。However, in the above method, the video camera usually needs a preparation period from the recording stop state to the recording start. Therefore, when the photographer presses the recording SW at the moment when he / she wants to take a picture. However, there was a slight time lag, so there was a problem that I could not shoot the scene at the moment I wanted to shoot.
【０００５】本発明はかかる点に鑑み、撮影者がビデオ
カメラの録画ＳＷに手が触れていることを検出し、その
時録画開始までの準備を終えることで、撮影者が録画Ｓ
Ｗを押した瞬間から録画可能なビデオカメラを提供する
ことを目的とする。In view of the above point, the present invention detects that the photographer is touching the recording SW of the video camera, and at that time, the photographer completes the preparations for starting the recording, and the photographer performs the recording S.
An object of the present invention is to provide a video camera capable of recording from the moment when W is pressed.
【０００６】[0006]
【課題を解決するための手段】本発明における自動露光
制御装置は上記の問題点を解決するために、撮影者の手
が録画ＳＷに触れているか否かを検出した結果を接触検
出信号に変換する接触状態検出部と、録画ＳＷが押され
たか否かを検出した結果を開始・停止信号に変換する録
画ＳＷ状態検出部と、接触検出信号と開始・停止信号を
基にＶＴＲを制御するＶＴＲ制御部を具備するものであ
る。In order to solve the above problems, the automatic exposure control apparatus according to the present invention converts the result of detecting whether or not the photographer's hand is touching the recording SW into a contact detection signal. A contact state detection unit, a recording SW state detection unit that converts the result of detection whether the recording SW is pressed or not into a start / stop signal, and a VTR that controls the VTR based on the contact detection signal and the start / stop signal. It is provided with a control unit.
【０００７】[0007]
【作用】本発明は上記手段を設けることにより、撮影者
の手が録画ＳＷに触れていることを検出し、その時点で
録画開始までの準備を終えることで、その後撮影者が録
画ＳＷを押した瞬間から録画を可能にする。According to the present invention, by providing the above means, it is possible to detect that the photographer's hand is touching the recording SW, and at that point, the preparation for the start of recording is completed, after which the photographer presses the recording SW. Enable recording from the moment you start.
【０００８】[0008]
【実施例】以下、本発明の一実施例について図面を用い
て説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.
【０００９】図１は、本実施例のビデオカメラのブロッ
ク図である。図１において、１は撮像した映像信号を出
力するカメラ部、２はカメラ部１から出力された映像信
号を記録するＶＴＲ、３は撮影者の手が録画ＳＷに触れ
ているか否かを検出する接触状態検出部、４は録画ＳＷ
が押されているかどうかを検出する録画ＳＷ状態検出
部、５は接触状態検出部３からの接触検出信号と録画Ｓ
Ｗ状態検出部４からの開始・停止信号とによりＶＴＲ２
を制御するＶＴＲ制御部である。FIG. 1 is a block diagram of a video camera of this embodiment. In FIG. 1, 1 is a camera unit that outputs a captured video signal, 2 is a VTR that records the video signal output from the camera unit 1, and 3 is whether or not the photographer's hand is touching the recording SW. Contact state detection unit, 4 is a recording SW
The recording SW state detection unit 5 for detecting whether or not is pressed, and the recording S state detection unit 5 and the recording S
VTR2 by the start / stop signal from the W state detector 4
Is a VTR control unit for controlling the.
【００１０】以下、接触状態検出部３で行う検出方法に
ついて、図２を用いて詳しく説明する。Hereinafter, the detection method performed by the contact state detection unit 3 will be described in detail with reference to FIG.
【００１１】図２は撮影者の手の接触を検出する録画Ｓ
Ｗの構成を示している。図２に示すように録画ＳＷは２
つの金属片からなる電極２１、２２からなっている。こ
の電極２１、２２に撮影者の手が触れることで、電極間
が短絡され電極間に電流が流れて、電位２３があがる。
電位２３から撮影者が録画ＳＷに触れているか否かを検
出できる。FIG. 2 shows a recording S for detecting the contact of the photographer's hand.
The structure of W is shown. As shown in FIG. 2, the recording SW is 2
It is composed of electrodes 21 and 22 made of one metal piece. When the photographer's hand touches the electrodes 21 and 22, the electrodes are short-circuited, a current flows between the electrodes, and the potential 23 rises.
From the potential 23, it is possible to detect whether or not the photographer is touching the recording SW.
【００１２】また、録画ＳＷ状態検出部４では、撮影者
が録画ＳＷを押したか否かを検出し、開始・停止信号を
出力する。Further, the recording SW state detecting section 4 detects whether or not the photographer has pressed the recording SW, and outputs a start / stop signal.
【００１３】ＶＴＲ制御部５では、前記接触検出信号と
前記開始・停止信号から、撮影者の手が録画ＳＷに触れ
ている場合、録画開始準備を行い、録画ＳＷが押された
時録画を開始するようにＶＴＲを制御する。The VTR control section 5 prepares to start recording when the photographer's hand is touching the recording SW from the contact detection signal and the start / stop signal, and starts recording when the recording SW is pressed. Control the VTR so that
【００１４】以上のようにすることで、撮影者が録画Ｓ
Ｗを押した瞬間から撮影が可能になる。By taking the above steps, the photographer can record S
You can shoot from the moment you press W.
【００１５】[0015]
【発明の効果】以上説明したように本発明によれば、撮
影者の手が録画ＳＷに触れているか否かを検出する接触
状態検出部を具備することにより、撮影者が録画ＳＷを
押す前に録画開始準備ができるため、録画ＳＷを押した
瞬間から録画が可能になるビデオカメラを提供でき、通
常の撮影者は録画前に録画ＳＷに手を触れながら画角を
設定し、撮影したい瞬間からの映像を記録できるので、
その実用的効果は大きい。As described above, according to the present invention, by providing the contact state detecting unit for detecting whether or not the hand of the photographer is touching the recording SW, before the photographer presses the recording SW. Since you can prepare to start recording, you can provide a video camera that allows you to record from the moment you press the recording SW, and the normal photographer sets the angle of view while touching the recording SW before recording and the moment you want to shoot. Since you can record the video from
Its practical effect is great.
【図１】本発明のビデオカメラの一実施例の構成を示す
ブロック図FIG. 1 is a block diagram showing a configuration of an embodiment of a video camera of the present invention.
【図２】同実施例における接触検出部の構成の回路図FIG. 2 is a circuit diagram of a configuration of a contact detection unit in the embodiment.
【図３】従来のビデオカメラの構成ブロック図FIG. 3 is a configuration block diagram of a conventional video camera.
１ カメラ ２ ＶＴＲ ３ 接触状態検出部 ４ 録画ＳＷ状態検出部 ５ ＶＴＲ制御部 ２１ 電極 ２２ 電極 ２３ 電位 1 camera 2 VTR 3 contact state detection unit 4 recording SW state detection unit 5 VTR control unit 21 electrode 22 electrode 23 potential
Claims (1)
かを検出した結果を接触検出信号に変換する接触状態検
出部と、前記録画ＳＷが押されたか否かを検出した結果
を開始・停止信号に変換する録画ＳＷ状態検出部と、前
記接触検出信号と前記開始・停止信号を基にＶＴＲを制
御するＶＴＲ制御部を具備することを特徴とするビデオ
カメラ。1. A contact state detection unit for converting a result of detecting whether or not a photographer's hand is touching the recording SW into a contact detection signal, and a result of detecting whether or not the recording SW is pressed. A video camera, comprising: a recording SW state detection unit for converting into a stop signal, and a VTR control unit for controlling a VTR based on the contact detection signal and the start / stop signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5291696A JPH07143379A (en) | 1993-11-22 | 1993-11-22 | Video camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5291696A JPH07143379A (en) | 1993-11-22 | 1993-11-22 | Video camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH07143379A true JPH07143379A (en) | 1995-06-02 |
Family
ID=17772221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5291696A Pending JPH07143379A (en) | 1993-11-22 | 1993-11-22 | Video camera |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07143379A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5956461A (en) * | 1995-10-31 | 1999-09-21 | Hitachi, Ltd. | Camcorder and controller |
-
1993
- 1993-11-22 JP JP5291696A patent/JPH07143379A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5956461A (en) * | 1995-10-31 | 1999-09-21 | Hitachi, Ltd. | Camcorder and controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A977 | Report on retrieval |
Effective date: 20040922 Free format text: JAPANESE INTERMEDIATE CODE: A971007 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20041214 |
|
| A02 | Decision of refusal |
Effective date: 20050510 Free format text: JAPANESE INTERMEDIATE CODE: A02 |