JPH0638636B2 - Pan head camera device - Google Patents

Pan head camera device

Info

Publication number
JPH0638636B2
JPH0638636B2 JP60170801A JP17080185A JPH0638636B2 JP H0638636 B2 JPH0638636 B2 JP H0638636B2 JP 60170801 A JP60170801 A JP 60170801A JP 17080185 A JP17080185 A JP 17080185A JP H0638636 B2 JPH0638636 B2 JP H0638636B2
Authority
JP
Japan
Prior art keywords
camera
pan head
focus position
moving
focus
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.)
Expired - Lifetime
Application number
JP60170801A
Other languages
Japanese (ja)
Other versions
JPS6231271A (en
Inventor
塩見 蟹江
常明 角沢
威 関口
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP60170801A priority Critical patent/JPH0638636B2/en
Publication of JPS6231271A publication Critical patent/JPS6231271A/en
Publication of JPH0638636B2 publication Critical patent/JPH0638636B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

【発明の詳細な説明】 〈産業上の利用分野〉 本発明は雲台制御装置、特にテレビカメラを操作するた
めの自動雲台装置に関する。
The present invention relates to a pan head controller, and more particularly to an automatic pan head device for operating a television camera.

〈従来技術〉 一般にテレビ放送局において、ニユース,天気予報等の
被写体の移動範囲が比較的少ない番組に対する撮影に際
しては、操作者がテレビカメラ、あるいは雲台を直接操
作する代わりに、各画面(シヨツト)に対する雲台の左
右方向の移動量(以下パンと称す。)、上下方向(以下
チルトと称す。)ズーム・フオーカス量等を予め記憶さ
せておき、実際の撮影に際してモニタールームか遠隔操
作を行い、各画面に対して上記記憶情報を読み出し各画
面の撮影を行わせている。
<Prior Art> Generally, in a television broadcasting station, when shooting a program such as a news item or a weather forecast in which the moving range of an object is relatively small, the operator operates each screen (shot ), The amount of horizontal movement of the pan head (hereinafter referred to as pan), the vertical direction (hereinafter referred to as tilt) zoom / focus amount, etc. are stored in advance and the monitor room or remote control is performed during actual shooting. , The stored information is read out for each screen and each screen is photographed.

上記各画面に対する上記記憶情報は固定位置にあるカメ
ラに対するパン角・チルト角を表わしているので、上記
画面に対する情報を記憶させた後カメラを移動させると
移動分だけ画面の内容がずれてしまう欠点があった。
Since the stored information for each screen represents the pan angle and tilt angle for the camera at the fixed position, if the camera is moved after storing the information for the screen, the contents of the screen will be displaced by the amount of movement. was there.

〈目的〉 本発明は上述の事項に鑑みてなされたもので、カメラ/
雲台装置が移動した場合にあっても、移動情報及び移動
前の被写体距離情報に基づきカメラ/雲台装置を被写体
に対して正しい画面となる様自動的に補正を行い上述の
問題を解消せんとするものである。
<Purpose> The present invention has been made in view of the above-mentioned matters.
Even if the pan head device moves, the above problem cannot be solved by automatically correcting the camera / pan head device to the correct screen for the subject based on the movement information and the subject distance information before the movement. It is what

そして、本願発明の特徴とするところは 移動台車上に搭載されたカメラの撮影状態を設定する自
動雲台装置において、移動台車による雲台装置の移動に
際して、雲台装置の移動方向並びに移動距離を検知する
第1の検知手段と、移動前の前記カメラにおけるレンズ
のフォーカス位置を検知する第2の検知手段と、該第1
及び第2の検知手段にて検知された移動方向、移動距離
並びに前記フォーカス位置に基づき移動後の、カメラの
フォーカス位置そしてカメラの方向を設定するための演
算を行う演算処理手段と、該演算処理手段にて算出され
た演算量にもとづいて、被写体をとらえる様前記雲台装
置及びカメラのフォーカス位置を駆動制御する手段を具
備することにある。
And, the feature of the present invention is that, in the automatic platform apparatus for setting the photographing state of the camera mounted on the movable carriage, the moving direction and the moving distance of the platform apparatus are set when the platform apparatus is moved by the movable carriage. First detecting means for detecting, second detecting means for detecting the focus position of the lens in the camera before movement, and the first detecting means.
And arithmetic processing means for performing arithmetic operation for setting the camera focus position and camera direction after movement based on the movement direction, movement distance and the focus position detected by the second detection means, and the arithmetic processing. A means for driving and controlling the focus position of the camera platform device and the camera so as to catch the subject based on the amount of calculation calculated by the means.

〈実施例〉 第1図は本発明に係る雲台カメラシステムの一実施例を
示す構成図である。
<Embodiment> FIG. 1 is a block diagram showing an embodiment of a camera platform camera system according to the present invention.

図において、1は車輪2を含むドリーで、雲台3及びレ
ンズ5を含むテレビカメラ4を支持している。該ドリー
1は車輪2にて移動可能になされている。
In the figure, reference numeral 1 denotes a dolly including wheels 2, which supports a television camera 4 including a platform 3 and a lens 5. The dolly 1 is movable on wheels 2.

6は車輪回転角検知器で、車輪2に装着され車輪2の回
転角を検知し、その回転角を表わす回転角信号6′を送
出する。7は車輪角検知器で、車軸に装着され車軸の角
度の検知して角度を表わす方向信号7′を送出する。8
はフオーカス駆動モジユールで、レンズ5を駆動してフ
オーカシングを行わせると共に、レンズのフオーカス位
置を表わすフオーカス位置信号8′を送出する。
A wheel rotation angle detector 6 is mounted on the wheel 2 to detect the rotation angle of the wheel 2 and sends a rotation angle signal 6'representing the rotation angle. A wheel angle detector 7 is mounted on the axle and detects the angle of the axle and sends a direction signal 7'representing the angle. 8
Is a focus driving module for driving the lens 5 to perform focusing and sending out a focus position signal 8'representing the focus position of the lens.

9は演算処理装置で上記方向信号7′,角信号6′並び
に位置信号8′を入力し、方向信号,角信号に基づきド
リー1がある地点から別の地点へ移動した際の位置座標
を後述の式にて求め、更に該座標とフオーカス位置信号
により求められる移動前における被写体距離に基づき移
動後のパン角及びフオーカス距離を後述の式にて求め
る。
An arithmetic processing unit 9 inputs the direction signal 7 ', the angle signal 6'and the position signal 8', and the position coordinates when the dolly 1 moves from one point to another based on the direction signal and the angle signal will be described later. Further, the pan angle and the focus distance after the movement are obtained by the following equations based on the coordinates and the subject distance before the movement obtained by the focus position signal.

12は処理装置9からのパン角を表わす制御信号10を
入力し、雲台3を駆動してパン角制御を行わせる駆動装
置である。又上記処理装置9にて求められたフオーカス
距離を表わす信号は該距離に対応するフオーカス位置信
号11としてモジユール8に入力し、レンズ5のフオー
カスを制御する。
Reference numeral 12 is a drive device for inputting the control signal 10 representing the pan angle from the processing device 9 to drive the platform 3 to perform the pan angle control. A signal representing the focus distance obtained by the processing device 9 is input to the module 8 as a focus position signal 11 corresponding to the distance to control the focus of the lens 5.

今、雲台3及びドリー1を含む雲台カメラシステムが第
2図の如く平面内の地点aに配され、被写体13を撮影
しているものとする。このときの雲台のパン角θを0°
とし、モジユール8にてレンズ5により被写体13に対
してフオーカシングされた状態での被写体13に対する
フオーカス位置信号8′から得られる被写体距離をdと
すると、地点aを原点としてパン角方向をy軸としたx
−y直交座標系における被写体13の位置は(0,d)
と表わされる。又、雲台カメラシステムが地点aから地
点bに移動したとき前記座標系におけるb地点位置は車
軸角検知器7の発する方向信号7′をθ°、車輪回転角
検知器6の発する車輪回転角信号6′をγ°、車輪2の
直径をDとするとa,b間の距離はD・π・γ/360
となり、地点aに対する地点bの座標は((D・π・γ
/360)・sinθ,(D・π・γ/360)・cosθ)
で表わされる。よって地点bにおいて被写体13を撮影
するには雲台3のパン角をa点にいた状態からtan
-1((d−(D・π・γ/360)・cosθ)/(D・
π・γ/360)・cosθ))振り向かせればレンズが
被写体13方向を向くこととなる。一方レンズ5のフオ
ーカス位置はb地点においては、 の距離にフオーカスすればb地点へ移動した時被写体に
対して合焦となる。
Now, it is assumed that the camera platform camera system including the camera platform 3 and the dolly 1 is arranged at a point a in the plane as shown in FIG. The pan angle θ of the pan head at this time is 0 °
Let d be the subject distance obtained from the focus position signal 8 ′ for the subject 13 in the state where the subject 5 is focused by the lens 5 by the module 8, and let the point a be the origin and the pan angle direction be the y-axis. Did x
-Y The position of the subject 13 in the Cartesian coordinate system is (0, d)
Is represented. Further, when the platform camera system moves from the point a to the point b, the position of the point b in the coordinate system indicates the direction signal 7 ′ emitted by the axle angle detector 7 by θ ° and the wheel rotation angle emitted by the wheel rotation angle detector 6. When the signal 6'is γ ° and the diameter of the wheel 2 is D, the distance between a and b is D · π · γ / 360
And the coordinates of the point b with respect to the point a are ((D ・ π ・ γ
/ 360) ・ sinθ, (D ・ π ・ γ / 360) ・ cosθ)
It is represented by. Therefore, in order to photograph the subject 13 at the point b, the pan angle of the pan head 3 should be changed from the state where the pan angle is set to the point a.
-1 ((d- (D ・ π ・ γ / 360) ・ cos θ) / (D ・
π · γ / 360) · cos θ)) If the lens is turned, the lens faces the subject 13. On the other hand, the focus position of the lens 5 at the point b is If the focus is set to a distance of, the subject will be in focus when moving to point b.

従って、地点aにおける雲台カメラシステムが地点bに
移動した時は上記車軸角及び車輪回転角検知器7,6か
らの各方向信号7′及び回転角信号6′、更にはa点に
おけるフオーカス位置信号8′を前記処理回路9に入力
し、上述の演算処理を行い上記の演算にて算出されたパ
ン角を表わす制御信号10を駆動装置12に伝え、雲台
3にてそのパン角を制御し被写体を画面の中心位置とな
る様設定する。又モジユール8へは上記演算にて求めら
れた距離に応じたフオーカス制御信号11が入力され、
この信号に基づきモジユール8にてレンズ5のフオーカ
ス位置制御がなされ、被写体13に対するフオーカシン
グがなされる。
Therefore, when the tripod camera system at the point a moves to the point b, the direction signals 7'and the rotation angle signals 6'from the axle angle and wheel rotation angle detectors 7 and 6, and the focus position at the point a. The signal 8'is input to the processing circuit 9, the above-mentioned arithmetic processing is performed, and the control signal 10 representing the pan angle calculated by the above-mentioned arithmetic is transmitted to the drive device 12, and the pan angle is controlled by the platform 3. Set the subject so that it is at the center of the screen. Further, the focus control signal 11 corresponding to the distance obtained by the above calculation is inputted to the module 8,
Based on this signal, the focus position control of the lens 5 is performed by the module 8 to focus the subject 13.

この様に本発明では雲台が移動しても、パン角等が自動
的に調定され被写体に対する正しい画面を保証し得るこ
ととなる。
As described above, according to the present invention, even if the platform is moved, the pan angle and the like are automatically adjusted, and a correct screen for the subject can be guaranteed.

尚、前記実施例ではa地点及びb地点で離散的にパンフ
オーカスの演算制御を行ったが、移動の途中において随
時前記制御を行うことも可能で被写体を常に画面中にと
らえ、尚かつ合焦させながらカメラをドリーさせること
が可能である。又、ドリーの方法も手動又は自動又は遠
隔操作のいずれの方法においても本発明の制御を行うこ
とが可能である。
Incidentally, in the above-mentioned embodiment, the panfocus calculation control is discretely performed at the points a and b, but the control can be performed at any time during the movement, so that the subject is always caught in the screen and the focus is achieved. It is possible to dolly the camera while doing so. In addition, the control of the present invention can be performed by the dolly method, either manually or automatically or by remote operation.

又、実施例ではチルトの例について述べていないが、チ
ルト制御も同様にして実行し得ることはもちろんであ
る。
Further, although an example of tilt is not described in the embodiment, it goes without saying that tilt control can be similarly executed.

〈効果〉 以上説明したように、ドリーの移動方向,距離を検知
し、フオーカス位置から被写体距離を知って雲台に演算
制御をすることにより自動雲台をスタジオ内においてシ
ヨツトをセツトした後でも自由に動き回らせることが可
能となり、自動雲台の使用範囲を広げ、又自動雲台使用
による制約を除くことができる。加えてドリーしながら
被写体を常に画面中央にとらえ、尚かつフオーカスを合
致させる等の人間のカメラマンにとっては難しいシヨツ
トを簡単に行うことが出来る効果が生じる。
<Effect> As described above, the dolly's moving direction and distance are detected, and the camera platform is controlled by knowing the subject distance from the focus position, so that the automatic platform can be set freely even after the shot is set in the studio. It is possible to move around automatically, widen the range of use of the automatic platform, and remove the restrictions due to the use of the automated platform. In addition, there is an effect that the subject is always captured in the center of the screen while dolly, and the shooting, which is difficult for a human photographer, can be easily performed, such as matching the focus.

【図面の簡単な説明】[Brief description of drawings]

第1図は本発明に係る雲台カメラ装置の一実施例を示す
構成図、第2図は本発明の装置の動作を説明するための
説明図である。 6……車輪回転角検知器 7……車輪角検知器 8……フオーカス駆動モジユール
FIG. 1 is a block diagram showing an embodiment of a camera platform camera device according to the present invention, and FIG. 2 is an explanatory diagram for explaining the operation of the device of the present invention. 6 …… Wheel rotation angle detector 7 …… Wheel angle detector 8 …… Focus drive module

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】移動台車上に搭載されたカメラの撮影状態
を設定する自動雲台装置において、移動台車による雲台
装置の移動に際して、雲台装置の移動方向並びに移動距
離を検知する第1の検知手段と、移動前の前記カメラに
おけるレンズのフォーカス位置を検知する第2の検知手
段と、該第1及び第2の検知手段にて検知された移動方
向、移動距離並びに前記フォーカス位置に基づき移動後
の、カメラのフォーカス位置そしてカメラの方向を設定
するための演算を行う演算処理手段と、該演算処理手段
にて算出された演算量にもとづいて、被写体をとらえる
様前記雲台装置及びカメラのフォーカス位置を駆動制御
する手段を具備することを特徴とする雲台カメラ装置。
1. An automatic pan head device for setting a photographing state of a camera mounted on a moving carriage, wherein a first moving direction and a moving distance of the pan head device are detected when the pan head device is moved by the moving carriage. Detecting means, second detecting means for detecting the focus position of the lens in the camera before moving, and moving based on the moving direction, moving distance and the focus position detected by the first and second detecting means. After that, an arithmetic processing unit that performs an arithmetic operation for setting the focus position of the camera and the direction of the camera, and the pan head device and the camera for capturing the subject based on the arithmetic amount calculated by the arithmetic processing unit. A pan head camera device comprising means for driving and controlling a focus position.
JP60170801A 1985-08-02 1985-08-02 Pan head camera device Expired - Lifetime JPH0638636B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60170801A JPH0638636B2 (en) 1985-08-02 1985-08-02 Pan head camera device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60170801A JPH0638636B2 (en) 1985-08-02 1985-08-02 Pan head camera device

Publications (2)

Publication Number Publication Date
JPS6231271A JPS6231271A (en) 1987-02-10
JPH0638636B2 true JPH0638636B2 (en) 1994-05-18

Family

ID=15911598

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60170801A Expired - Lifetime JPH0638636B2 (en) 1985-08-02 1985-08-02 Pan head camera device

Country Status (1)

Country Link
JP (1) JPH0638636B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0718665B2 (en) * 1988-11-17 1995-03-06 トピー工業株式会社 Exhaust gas treatment device
JP5482454B2 (en) * 2010-05-28 2014-05-07 カシオ計算機株式会社 Imaging apparatus, focus control method, and program
CN103561209A (en) * 2013-10-21 2014-02-05 广东明创软件科技有限公司 Method for shooting panoramic photos or videos based on mobile terminal and mobile terminal

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51142218A (en) * 1975-05-30 1976-12-07 Hitachi Denshi Syst Service Kk Tridimensional tv cameras with variable camera-to-object distance
JPS5514714A (en) * 1978-07-18 1980-02-01 Yutaka Kanayama Free-running television camera

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51142218A (en) * 1975-05-30 1976-12-07 Hitachi Denshi Syst Service Kk Tridimensional tv cameras with variable camera-to-object distance
JPS5514714A (en) * 1978-07-18 1980-02-01 Yutaka Kanayama Free-running television camera

Also Published As

Publication number Publication date
JPS6231271A (en) 1987-02-10

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