JP4374537B2 - Remote head system - Google Patents

Description

  The present invention relates to a remote control pan head system, and more particularly to a remote control pan head system including a pan head controller for synchronously controlling two pan heads equipped with a television camera device.

  When remotely controlling a TV camera device, a remote head system is often used. The remote control pan head system includes a pan head having a pan function and a tilt function, a TV camera device mounted on the pan head, a pan head, a pan head controller for remotely operating the TV camera device, and the like. The pan head and pan head controller are connected via a cable or a communication line. For example, the pan head and the TV camera device are arranged at a shooting location, and the pan head controller is arranged in an operation room of a broadcasting station.

  The pan head controller transmits a control signal for controlling the pan head or the television camera device to the pan head. Control items that can be controlled by operation of the pan head controller include pan / tilt control for panning and / or tilting the TV camera device (hereinafter referred to as pan / tilt operation), zoom control of the lens of the TV camera device, Focus control etc.

  By the way, a technique for synthesizing two videos captured by two television camera apparatuses using a chroma key system is known (see, for example, Patent Document 1 or Patent Document 2).

Many of such television camera devices are mounted on a pan head. Then, the pan / tilt control is performed on the pan / tilt head from the pan / tilt head controller, so that each TV camera device performs the pan / tilt operation.
JP-A-5-244630 JP 7-154819 A

  However, when two TV camera devices having different lens focal lengths (zoom positions) are operated in synchronism with the pan / tilt operation by the pan / tilt head controller, each TV camera device performs pan / tilt operation at the same speed. However, the moving speed of the images taken by each television camera device is relatively different, and the synthesized image becomes unnatural. As a result, it was found that those who see this composite video feel uncomfortable.

  The present invention has been made in view of such circumstances, and provides a remote control pan head system that eliminates the unnaturalness of a composite image that occurs when two TV camera devices are operated in a pan / tilt operation in synchronization. For the purpose.

In order to achieve the above object, the invention described in claim 1 is equipped with a television camera device, two pan heads for panning and / or tilting the television camera device, and operation information from an operation unit. And a pan / tilt controller that controls the two pan / tilt heads and can synchronize panning and / or tilting operations of the television camera devices mounted on the two pan / tilt heads. It is a pan head system, Comprising: The focal distance information acquisition means which each acquires the focal distance information regarding the focal distance of each television camera apparatus mounted in the said two pan heads, Each focus acquired by the said focal distance information acquisition means the focal length information comparing means for comparing distance information based on the comparison result of each focal length information by said focal length information comparison means, each tape to be mounted on the two camera platform As the moving speed of the image becomes the same taken by Bikamera device, and a control means for controlling the operating speed of the pan operation and / or tilt operations of the television camera apparatus mounted on the two camera platform, the Provided remote control head system equipped.

According to the present invention, the focal length information of the two television camera devices is acquired, the acquired focal length information is compared, and the moving speed of the video imaged by each television camera device is determined based on the comparison result. The operation speed related to the pan operation and / or tilt operation of each television camera device is controlled so as to be the same. As a result, when the two TV camera devices are operated in a pan / tilt manner in synchronization, the moving speeds of the images taken by the TV camera devices are the same. As a result, the unnaturalness of the synthesized video of these videos is eliminated.

A second aspect of the present invention is the remote control pan head system according to the first aspect, wherein the control means is configured such that when the focal length information acquired by the focal length information acquisition means is different, the two The two clouds are arranged so that the moving speed of the video shot by one of the TV camera devices mounted on the pan head is the same as the moving speed of the video shot by the other TV camera device. The operation speed of at least one of the television camera devices mounted on the table is corrected .
A third aspect of the present invention is the remote control pan head system according to the second aspect, wherein the control means is configured such that when the focal length information acquired by the focal length information acquisition means is different, the two Among the television camera devices mounted on the camera platform, the telephoto camera moves so that the moving speed of the video shot by the telephoto TV camera device is the same as the moving speed of the video shot by the wide-side TV camera device. The operation speed of the TV camera device on the side is corrected.
A fourth aspect of the present invention is the remote control pan head system according to the third aspect, wherein the control means is configured such that when the focal length information acquired by the focal length information acquisition means is different, the two Among each television camera device mounted on the pan head, the wide-side television camera device is controlled at the operation speed based on the operation information, and the tele-side television camera device is operated at the operation speed based on the operation information. Control is performed at a correction speed obtained by multiplying the ratio of the angle of view of the tele-side television camera device to the angle of view of the wide-side television camera device.
A fifth aspect of the present invention is the remote control pan head system according to any one of the first to fourth aspects, wherein the control means is provided in the pan head controller.

According to the aspect of the fourth aspect, among the television camera devices mounted on the two camera platforms, the wide-side television camera device is controlled at the operation speed based on the operation information from the operation unit of the camera platform controller. , the correction speed obtained by multiplying the ratio of the field angle of the telephoto side of the television camera device for the angle of view of the wide side of the television camera apparatus television camera apparatus telephoto side to the operating speed based on the said operation information To control . Thereby, similarly to the aspect of the first aspect, the moving speeds of the videos taken by the respective TV camera devices can be made the same, and the unnaturalness of the synthesized video of these videos is eliminated.

According to the remote control pan / tilt head system according to the present invention, when two pan / tilt operations are performed in synchronism with two television camera devices, the moving speeds of the images taken by the two television camera devices are the same. As a result, the unnaturalness of these synthesized images is eliminated.

  FIG. 1 is an overall configuration diagram of a remote control pan head system according to the present invention. The remote control pan head system 1 is mainly composed of a pan head 10A and 10B on which television camera devices 20A and 20B are mounted, respectively, and a pan head controller 30 that remotely controls the pan heads 10A and 10B. The pan heads 10A and 10B are supported by support bases 12A and 12B, respectively.

  The camera platform 10 </ b> A is directly connected to the camera platform controller 30 via the cable 22. On the other hand, the camera platform 10 </ b> B is connected to the system controller 24 via the cable 23. The system controller 24 is connected to the camera platform controller 30 via modems 25 and 26 and a communication line 27 such as a dedicated line or a public line, and performs transmission / reception of various signals between the camera platform 10B and the camera platform controller 30. For example, the pan head controller 30 is installed in the operation room of the broadcasting station, the pan head 10A is installed in the studio of the broadcasting station, and the pan head 10B is installed outdoors.

  Next, the configuration of the pan head 10A will be described. Since the configuration of the camera platform 10A and the camera platform 10B is common, the description of the camera platform 10B is omitted.

  The pan head 10A incorporates a pan motor (not shown) and a tilt motor (not shown). The pan motor is fixed to the inner periphery of the pan head 10A, and a worm gear (not shown) attached to the output shaft thereof is connected to a worm wheel (not shown) fixed to the pan shaft 14A shown by a broken line in FIG. Meshed. When the pan motor is driven, the worm gear moves around the worm wheel. Thereby, the pan head 10A rotates around the pan axis 14A together with the worm gear.

  The output shaft of the tilt motor is connected to a tilt shaft 16A indicated by a broken line in FIG. A camera housing 18A is connected to the tilt shaft 16A. When the tilt motor is driven, the tilt shaft 16A rotates. As a result, the camera housing 18A swings around the tilt shaft 16A.

  The TV camera device 20A is attached to the camera housing 18A of the pan head 10A. Therefore, the TV camera device 20A performs the pan / tilt operation by driving the pan motor and tilt motor built in the camera platform 10A.

  As shown in FIG. 1, the pan head controller 30 includes a joystick 32, a zoom knob 34, a focus knob 36, pan head selection buttons 40A and 40B, and a shot button group 42.

  The pan head selection buttons 40A and 40B are buttons for selecting the pan heads 10A and 10B to be controlled by the pan head controller 30. When the pan head selection button 40A is pressed, the pan head 10A becomes a control target. On the other hand, when the pan head selection button 40B is pressed, the pan head 10B becomes an operation target. Accordingly, when both of the pan head selection buttons 40A and 40B are pressed, the pan head 10A and the pan head 10B are controlled.

  Hereinafter, for convenience of explanation, a pan head that is controlled by the pan head controller 30 when the pan head selection button 40A and / or 40B is pressed is denoted by reference numeral 10, and a TV camera device mounted on the pan head is indicated. This is indicated by reference numeral 20.

  When the joystick 32 is operated in the left-right direction, the panning motor of the camera platform 10 is driven, and the TV camera device 20 pans at a speed corresponding to the operation amount. When the joystick 32 is operated in the front-rear direction, the tilting motor of the camera platform 10 is driven, and the television camera device 20 is tilted at a speed corresponding to the operation amount.

  When the above-described joystick 32 is operated in a state where both the camera platform selection buttons 40A and 40B are pressed, the TV camera devices 20A and 20B perform a pan / tilt operation in synchronization.

  When the zoom knob 34 is rotated, the TV camera device 20 moves a zoom lens (not shown) mounted on the TV camera device 20 in a direction corresponding to the rotation direction (tele side or wide side), Adjust the zoom.

  When the focus knob 36 is rotated, the TV camera device 20 moves a focus lens (not shown) mounted on the TV camera device 20 to a focus position corresponding to the rotation position, and performs focus adjustment.

  The shot button group 42 is a button group for registering a plurality of desired shot information of the television camera device 20 and for selecting and reproducing any registered shot information. Each piece of shot information includes information indicating a pan position, a tilt position, a zoom position, and a focus position. When a button of the shot button group 42 for selecting arbitrary registered shot information is pressed, the selected shot information is transmitted to the camera platform 10. Then, the television camera device 20 mounted on the camera platform 10 is automatically reproduced at the position indicated by the shot information.

  Videos 50A and 50B photographed by the television camera devices 20A and 20B mounted on the camera platform 10A and 10B, respectively, are sent to the chroma key system 52 via a video line (not shown).

  The chroma key system 52 generates a composite video 54 in which the background of the video 50A is replaced with the video 50B, and outputs the composite video 54 to a monitor or the like. A specific color is used for the background of the video 50A so that the chroma key system 52 can distinguish the background and non-background of the video 50A. In particular, blue is often used as the background color.

  FIG. 2 is a block diagram showing a main configuration of the remote control pan head system 1 shown in FIG.

  As shown in FIG. 2, the camera platform controller 30 mainly includes an operation unit 44, a controller control unit 46, and a switch unit 49.

  The operation unit 44 includes the joystick 32, the zoom knob 34, the focus knob 36, the pan head selection buttons 40A and 40B, and the shot button group 42 shown in FIG.

  The controller control unit 46 is connected to the operation unit 44 and the switch unit 49. The controller control unit 46 detects the operation of the operation unit 44 and executes various processes based on the detected operation.

  The switch unit 49 includes switches 49A and 49B that can be freely opened and closed. One ends of the switches 49A and 49B are connected to the controller control unit 46 together. The other end of the switch 49A is connected to the pan head control unit 60A of the pan head 10A, and the other end of the switch 49B is connected to the pan head control unit 60B of the pan head 10B.

  When the controller control unit 46 detects that the pan head selection button 40A is pressed, the controller control unit 46 sends a control signal instructing the switch unit 49 to open and close the switch 49A. Similarly, when the controller control unit 46 detects the pressing of the pan head selection button 40B, the controller control unit 46 sends a control signal for instructing opening / closing of the switch 49A to the switch unit 49.

  When the switch unit 49 receives a control signal instructing opening / closing of the switch 49A (or 49B) from the controller control unit 46, the switch unit 49 closes the switch 49A (or 49B) when the switch 49A (or 49B) is in an open state. If the switch 49A (or 49B) is in a closed state, the switch 49A (or 49B) is opened.

  When the controller control unit 46 detects an operation of the joystick 32 or the like, the controller control unit 46 generates a control signal based on the detected operation and transmits the control signal to the switch unit 49.

  The control signal transmitted from the controller control unit 46 is transmitted to the camera platform 10A, 10B according to the open / closed state of the switches 49A, 49B. That is, when the switches 49A and 49B are both closed, a control signal is transmitted to the camera platform 10A and 10B. In this case, the two pan heads 10A and 10B are synchronously controlled by the operation of the operation unit 44 of the pan head controller 30.

  On the other hand, when only one of the switches 49A and 49B is closed, a control signal is transmitted only to the camera platform 10A (or 10B) connected to one end of the switch 49A (or 49B) in the closed state. In this case, an arbitrary pan head 10A (or 10B) is independently controlled by operation of the operation unit 44 of the pan head controller 30.

  Next, the pan head 10A will be described. The description of the camera platform 10B is the same as that of the camera platform 10A, and will not be repeated.

  As shown in FIG. 2, the camera platform 10A mainly includes a camera platform control unit 60A, a pan drive unit / position detection unit 62A, a tilt drive unit / position detection unit 64A, a zoom drive unit / position detection unit 66A, and a focus drive unit. / It comprises a position detector 68A.

  The pan head control unit 60A indicates pan information and a tilt angle (tilt position) indicating the pan direction (pan position) from each of the pan driving unit / position detecting unit 62A and the tilt driving unit / position detecting unit 64A of the pan head 30. Tilt information is acquired, and a drive signal is given to each of the pan drive unit / position detection unit 62A and the tilt drive unit / position detection unit 64A based on a control signal transmitted from the controller control unit 46.

  The pan driving unit / position detecting unit 62A and the tilt driving unit / position detecting unit 64A drive the pan motor and the tilt motor, respectively, based on the driving signal given from the pan head control unit 60A.

  Accordingly, the television camera device 20A performs the pan / tilt operation at a speed based on the operation of the joystick 32 of the operation unit 44.

  The pan head control unit 60A transmits the pan information and tilt information acquired from the pan drive unit / position detection unit 62A and the tilt drive unit / position detection unit 64A to the controller control unit 46 as appropriate.

  The pan head control unit 60A includes zoom information (focal length information) indicating the zoom position (focal length) of the zoom lens of the TV camera device 20A from each of the zoom driving unit / position detecting unit 66A and the focus driving unit / position detecting unit 68A. In addition to acquiring focus information indicating the focus position of the focus lens, a drive signal is sent to each zoom drive unit / position detection unit 66A and focus drive unit / position detection unit 68A based on a control signal transmitted from the controller control unit 46. give.

  The zoom drive / position detection unit 66A and the focus drive / position detection unit 68A move the positions of the zoom lens and the focus lens, respectively, based on the drive signal given from the pan head control unit 60A.

  Thereby, the zoom position and focus position of the television camera apparatus are adjusted based on the operation of the zoom knob 34 and the focus knob 36 of the operation unit 44.

  The pan head control unit 60A transmits the zoom information (focal length information) and focus information acquired from the zoom drive unit / position detection unit 66A and the focus drive unit / position detection unit 68A to the controller control unit 46 as appropriate.

  FIG. 3 is a processing flow when the controller control unit 46 detects an operation of the joystick 32.

  In S10, the controller control unit 46 calculates a pan / tilt operation speed (hereinafter referred to as pan / tilt speed) V corresponding to the operation amount of the joystick 32.

  In S12, the controller control unit 46 determines whether both the switches 49A and 49B are closed. That is, when the operation unit 44 of the pan head controller 30 is operated, it is determined whether or not the pan heads 10A and 10B are in a state of being synchronously controlled. If both the switches 49A and 49B are closed, the process proceeds to S14, and if both the switches 49A and 49B are not closed, the process proceeds to S34.

  In S14, the controller control unit 46 transmits a control signal requesting transmission of the focal length information Z1 to the pan head control unit 60A of the pan head 10A. The focal length information Z1 is the focal length (zoom position) of the zoom lens of the TV camera device 20A. Based on the control signal transmitted from the controller control unit 46, the pan / tilt head control unit 60A acquires the focal length information Z1 of the zoom lens of the TV camera device 20A from the zoom drive unit / position detection unit 66A. Then, the pan head control unit 60A transmits the focal length information Z1 acquired from the zoom drive unit / position detection unit 66A to the controller control unit 46.

  In S16, the controller control unit 46 receives the focal length information Z1 transmitted from the pan head control unit 60A.

  In S18, the controller control unit 46 transmits a control signal requesting transmission of the focal length information Z2 to the pan head control unit 60B of the pan head 10B. The focal length information Z2 is the focal length (zoom position) of the zoom lens of the TV camera device 20B. Based on the control signal transmitted from the controller control unit 46, the pan / tilt head control unit 60B acquires the focal length information Z2 of the zoom lens of the TV camera device 20B from the zoom drive unit / position detection unit 66B. The pan / tilt head control unit 60B transmits the focal length information Z2 acquired from the zoom drive unit / position detection unit 66B to the controller control unit 46.

  In S20, the controller control unit 46 receives the focal length information Z2 transmitted from the camera platform control unit 60B.

  In S22, the controller control unit 46 compares the focal length information Z1 and the focal length information Z2. If the focal distance information Z1 is larger than the focal distance information Z2, the process proceeds to S24. If the focal distance information Z1 is smaller than the focal distance information Z2, the process proceeds to S28. If the focal distance information Z1 is equal to the focal distance information Z2, S32. Migrate to

  In S24, the controller control unit 46 transmits a control signal for panning / tilting the TV camera device 20B to the pan head control unit 60B of the pan head 10B at the pan / tilt speed V calculated in S10. Based on the control signal transmitted from the controller control unit 46, the pan head control unit 60B gives a drive signal to the pan driving unit / position detecting unit 62B and the tilt driving unit / position detecting unit 64B. The pan driving unit / position detecting unit 62B and the tilt driving unit / position detecting unit 64B drive the pan motor and the tilt motor based on the driving signal given from the pan head control unit 60B. Accordingly, the television camera apparatus 20B performs the pan / tilt operation at the pan / tilt speed V based on the operation amount of the joystick 32.

  In S26, the controller control unit 46 transmits a control signal for panning / tilting the television camera device 20A at the pan / tilt correction speed V1 to the pan head control unit 60A of the pan head 10A. The pan / tilt correction speed V1 is a correction speed obtained by multiplying the pan / tilt speed V calculated in S10 by the correction coefficient k. The correction coefficient k is a ratio of the angle of view of the television camera device 20A to the angle of view of the television camera device 20B.

  Here, the correction coefficient k will be described. FIG. 4A is an explanatory diagram showing the relationship between the focal length information (focal length), the CCD (charge coupled device), and the angle of view of the TV camera device 20A, and FIG. 4B shows the TV camera device 20B. It is explanatory drawing which shows the relationship between the focal distance information (focal distance), CCD (charge-coupled device), and a field angle. When the size of the CCD (charge coupled device) of the television camera apparatus 20A shown in FIG. 4A is h1, the angle of view is θ1, and the focal length is Z1, the relationship expressed by the following equation (1) is established.

同様に、図４（ｂ）に示すテレビカメラ装置２０ＡのＣＣＤ（電荷結合素子）のサイズをｈ２、画角をθ２、焦点距離をＺ２とすると、次式（２）の関係が成立する。

Similarly, when the size of the CCD (charge coupled device) of the TV camera device 20A shown in FIG. 4B is h2, the angle of view is θ2, and the focal length is Z2, the relationship of the following equation (2) is established.

従って、補正係数ｋは次式（３）に示す通りとなる。

Therefore, the correction coefficient k is as shown in the following equation (3).

すなわち、テレビカメラ装置２０Ａ、２０Ｂの焦点距離Ｚ１、Ｚ２及びＣＣＤサイズｈ１、ｈ２から算出することができる。このように本実施形態では、テレビカメラ装置２０Ａ、２０Ｂに内蔵されるＣＣＤ（電荷結合素子）のサイズ等が異なる場合でも、パン／チルト速度の差を補正することができる。

That is, it can be calculated from the focal lengths Z1 and Z2 and the CCD sizes h1 and h2 of the television camera devices 20A and 20B. As described above, in the present embodiment, the difference in pan / tilt speed can be corrected even when the size of the CCD (charge coupled device) incorporated in the TV camera devices 20A and 20B is different.

  Based on the control signal transmitted from the controller control unit 46, the pan head control unit 60A gives drive signals to the pan driving unit / position detecting unit 62A and the tilt driving unit / position detecting unit 64A. The pan driving unit / position detecting unit 62A and the tilt driving unit / position detecting unit 64A drive the pan motor and the tilt motor based on the driving signal given from the pan head control unit 60A. Accordingly, the television camera apparatus 20A performs the pan / tilt operation at the pan / tilt correction speed V1.

  In S28, the controller control unit 46 transmits a control signal for causing the TV camera device 20A to perform a pan / tilt operation at the pan / tilt speed V calculated in S10 to the pan head control unit 60A of the pan head 10A. Based on the control signal transmitted from the controller control unit 46, the pan head control unit 60A gives drive signals to the pan driving unit / position detecting unit 62A and the tilt driving unit / position detecting unit 64A. The pan driving unit / position detecting unit 62A and the tilt driving unit / position detecting unit 64A drive the pan motor and the tilt motor based on the driving signal given from the pan head control unit 60A. Accordingly, the television camera apparatus 20A performs the pan / tilt operation at the pan / tilt speed V based on the operation amount of the joystick 32.

  In S30, the controller control unit 46 transmits a control signal for panning / tilting the TV camera device 20B at the pan / tilt correction speed V2 to the pan head control unit 60B of the pan head 10B.

  The pan / tilt correction speed V2 is a speed obtained by multiplying the pan / tilt speed V calculated in S10 by a correction coefficient k ′ that is a ratio of the angle of view of the TV camera device 20B to the angle of view of the TV camera device 20A. . Similar to the correction coefficient k in S26, the correction coefficient k 'can be calculated from the focal lengths Z1 and Z2 and the CCD sizes h1 and h2 of the television camera apparatuses 20A and 20B.

  Based on the control signal transmitted from the controller control unit 46, the pan head control unit 60B gives a drive signal to the pan driving unit / position detecting unit 62B and the tilt driving unit / position detecting unit 64B. The pan driving unit / position detecting unit 62B and the tilt driving unit / position detecting unit 64B drive the pan motor and the tilt motor based on the driving signal given from the pan head control unit 60B. Thereby, the television camera apparatus 20B performs the pan / tilt operation at the pan / tilt correction speed V2.

  In S32, the controller control unit 46 switches the TV camera devices 20A and 20B to the pan head control unit 60A of the pan head 10A and the pan head control unit 60B of the pan head 10B at the pan / tilt speed V calculated in S10. A control signal for pan / tilt operation is transmitted. Accordingly, the television camera apparatuses 20A and 20B perform the pan / tilt operation at the pan / tilt speed V based on the operation amount of the joystick 32.

  In S34, the controller control unit 46 switches the TV camera device 20A or 20B to the pan head control unit 60A of the pan head 10A or the pan head control unit 60B of the pan head 10B at the pan / tilt speed V calculated in S10. A control signal for pan / tilt operation is transmitted. In this case, the control signal is transmitted to the camera platform 10A or the camera platform 10B corresponding to the closed switch 49A or 49B. Accordingly, the television camera apparatus 20A or 20B performs the pan / tilt operation at the pan / tilt speed V based on the operation amount of the joystick 32.

  Thus, when the focal length information Z1 and Z2 of the television camera devices 20A and 20B are different, the pan / tilt speed of the television camera device 20A (or 20B) having the tele zoom lens is set as the television camera devices 20A and 20B. Is corrected using the focal length information Z1 and Z2. Accordingly, when the pan / tilt operation is performed in synchronization with the television camera devices 20A and 20B, the moving speeds of the images captured by the television camera devices 20A and 20B are the same. As a result, the unnaturalness of the synthesized video of these videos is eliminated.

  Although the remote head system of the present invention has been described in detail above, the present invention is not limited to the above examples, and various improvements and modifications may be made without departing from the spirit of the present invention. Of course.

1 is an overall configuration diagram of a remote control pan head system according to the present invention. It is a block diagram which shows the principal part structure of the remote control pan head system shown in FIG. It is a processing flow in case a controller control part detects operation of pan / tilt operation. (A) is explanatory drawing which shows the relationship between the focal distance of 20 A of television camera apparatuses, CCD, and an angle of view, (b) is description which shows the relationship between the focal distance of TV camera apparatus 20B, CCD, and an angle of view. FIG.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Remote control pan head system 10, 10A, 10B ... Pan head, 20, 20A, 20B ... Television camera apparatus, 30 ... Pan head controller, 32 ... Joystick, 34 ... Zoom knob, 36 ... Focus knob, 40A, 40B ... Pan head selection button, 44 ... operation section, 46 ... controller control section, 49 ... switch section, 60A, 60B ... pan head control section

Claims (5)

Two pan / tilt heads for mounting the TV camera device and panning and / or tilting the TV camera device;
A pan / tilt head controller that controls the two pan / tilt heads based on operation information from the operation unit, and can perform panning and / or tilting operations in synchronization with the television camera devices mounted on the two pan / tilt heads. And a remote control pan head system comprising:
Focal length information acquisition means for acquiring focal length information regarding the focal length of each television camera device mounted on the two pan heads;
Focal length information comparing means for comparing each focal length information acquired by the focal length information acquiring means ;
Based on the comparison result of the focal length information by the focal length information comparing means , the two clouds are adjusted so that the moving speeds of the images photographed by the television camera devices mounted on the two pan heads are the same. A control means for controlling an operation speed related to a pan operation and / or a tilt operation of each television camera device mounted on the table;
Remote-controlled platform system comprising the. When the focal length information acquired by the focal length information acquisition unit is different, the control unit is configured to display an image captured by one of the television camera devices mounted on the two pan / tilt heads. The operation speed of at least one of the television camera devices mounted on the two pan / tilt heads is corrected so that the movement speed is the same as the movement speed of an image captured by the other television camera device. The remote control head system according to claim 1. The control means, when each focal length information acquired by the focal length information acquisition means is different, an image shot by a tele-side TV camera device among the TV camera devices mounted on the two pan heads 3. The remote control according to claim 2, wherein an operation speed of the TV camera device on the tele side is corrected so that a moving speed of the TV camera device is the same as a moving speed of an image photographed by the TV camera device on the wide side. Pan head system. When the focal length information acquired by the focal length information acquisition unit is different, the control unit selects a wide-side TV camera device among the TV camera devices mounted on the two pan heads as the operation information. It controls the operating speed based on a ratio of the field angle of the telephoto side of the television camera device for angle of the television camera apparatus telephoto side to the operating speed based on the operation information wide side of the television camera apparatus 4. The remote control pan head system according to claim 3, wherein control is performed at a correction speed obtained by multiplication . 5. The remote control pan head system according to claim 1, wherein the control unit is provided in the pan head controller. 6.

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