JPS62226786A - Supervisory equipment - Google Patents

Abstract

PURPOSE:To improve the operability and to reduce operation mistakes by detecting an indication position on a monitor screen and controlling a television camera based on the indication position on the monitor screen. CONSTITUTION:A photographed picture is displayed on the monitor screen of an ITV monitor by the control of a camera control section 13 and a screen display control section 14. When the operator touches an upper ridge of the monitor screen 2, a position signal S1 is outputted to a camera moving base control section 12 based on the output of a touch screen 4 and the camera moving table 6 is moved to direct the photographing range of the television camera upward. As a result, the picture displayed on the monitor screen 2 is changed with the movement of the television camera 5. Thus, various functions of the television camera 5 are selected by only contacting a prescribed position of the monitor screen 2, then the operability and function performance are improved.

Description

Detailed Description of the Invention [Field of Industrial Application] The present invention relates to a monitoring device in the field of process instrumentation and control, and in particular to an industrial television monitor device (hereinafter referred to as ITV).
This invention relates to improvements in ill 111 means for telephoto cameras (abbreviated as monitor devices).

[Conventional technology]

Generally, in the field of process instrumentation control, an ITV monitor device is installed in a central control room, etc., and a television camera is set up on the process side, and images captured by this television camera are displayed on the above ITV monitor @Equipment monitor. A monitoring device is used that visually monitors the status of a process by displaying it on a screen. In this case, the television camera is placed on a camera movable table so that various processes can be photographed in its entirety, and photography can be taken in a desired direction according to the movement of the camera movable table.

[Problem that the invention seeks to solve]

However, conventionally, the movement control of the camera moving table is performed by IT.
This has been done by placing operating devices such as a joystick or trackball on an operating table provided near the monitor screen of the V monitor device, and operating these devices.

For this reason, the operator has to manually operate the operating equipment on the operating table while looking at the monitor screen and confirming the transport position, which results in very poor operability as the operator's attention gets distracted. Therefore, it was easy for operational errors to occur.

Further, the operation table requires a space for arranging the above-mentioned operation equipment, and the usable range of the table surface is limited.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a monitoring device that can improve operability, reduce operational errors, and make wide use of the space on the operating table surface.

[Means for solving problems]

In order to solve the above problems and achieve the objectives, the present invention has the following features:
A position detecting means detects the indicated position with respect to a monitor screen displaying both edges photographed by a television camera that photographs the process, and the television camera detects the indicated position on the monitor screen detected by the position detecting means. It is designed to control.

[Effect]

By taking such measures, both the line-of-sight monitoring position and the manual television camera operation position are located on the monitor screen, making it possible to concentrate one's attention on one point.

(Example) FIG. 1 is a schematic diagram showing the external configuration of an example of the present invention. In the figure, 1 is an ITV installed in the central control room, etc.
The monitor device is equipped with a monitor screen 2 and an operation table 3. Further, the monitor screen 2 has a built-in touch screen 4 for detecting the position indicated by the operator on the screen. This touch screen 4 has, for example, a plurality of light emitting elements and light receiving elements arranged facing each other around the screen, and forms a matrix-like screen using infrared rays.

On the other hand, reference numeral 5 denotes a television camera installed on the process side of a factory or the like, which is placed on a camera moving table 6 and connected to the ITV monitor device 1 via a signal cable 7.

FIG. 2 is a block diagram showing the internal configuration of this embodiment.

Note that the same parts as in FIG. 1 are given the same reference numerals, and detailed explanations will be omitted. The touch screen control unit 11 controls the light emission of the light emitting element, detects the position indicated by the operator on the touch screen 4 according to the detection output from the light receiving element, and uses the detection output as a position signal S1 to connect the signal cable 7. The data is sent to the camera moving table control section 12 via the camera moving table control section 12. The camera moving table control section 12 controls the moving direction of the camera moving table 6 in accordance with the position signal S1, and the camera moving table 6 moves the photographing range of the television camera 5. There is. On the other hand, the camera video control section 13 converts the image captured by the television camera 5 into a video signal S2, and sends it to the screen display control section 14 via the signal cable 7.

This screen display control section 14 displays an image taken by the television camera 5 on the monitor screen 2 of the ITV monitor device 1 in accordance with the video signal S2.

The touch screen control section 11 and the screen display control section 14 are built into the ITV monitor device 1, and the camera movable table control section 12 is provided near or inside the camera movable table 6, and the camera display control section 13 is provided near or inside the television camera 5.

Next, the operation of this embodiment will be explained. When a process is photographed by the television camera 5, this photographed image is displayed on the monitor screen 2 of the ITV monitor device @1 under the control of the camera control section 131 and the screen display control section 14.

In this state, if the operator touches the upper edge of the monitor screen 2, for example as shown by manual operation 21 in FIG. 3(a),
Based on the output of the touch screen 4, the upper edge instruction of the monitor screen 2 is detected by the touch screen 1till It1 section 11, and the corresponding position signal S1 is outputted to the camera movable base control section 12. Then, the camera movable base 6 is moved by the camera movable base control section 12 so that the contrast range of the television camera 5 is directed upward. As a result, the image displayed on the monitor screen 2 changes as the television camera 5 moves. After that, when the operator stops touching the monitor screen 2, the touch screen tIj
The output of the position signal S1 from the m section 11 is stopped, and thereby the operation of the camera moving table 6 is stopped.

Similarly, when the operator touches the left edge of the monitor screen 2 as shown in manual operation 22 in FIG.
4, when the lower edge or right edge of the monitor screen 2 is touched, the photographing range of the television camera 5 moves downward or to the right.

In addition, when any square on the monitor screen 2 is touched, as shown by manual operations 25 to 28 in FIG. S1 is output, and in response to this, the photographing range of the television camera 5 moves in the indicated direction.

In this way, according to the present embodiment, on the monitor screen 2 on which the image being photographed by the television camera 5 is displayed,
By touching the edges or squares in the desired direction, the photographing range of the television camera 5 can be moved in the desired direction. Therefore, while monitoring the image of the television camera 5 displayed on the monitor screen 2, the operator can control the shooting range of the television camera 5 by touching the monitor screen 2. All one has to do is concentrate one's attention on this monitor screen 2, which makes the operation easier and reduces the possibility of operational errors. Furthermore, conventionally, operating devices such as a joystick and a trackball were provided on the operating table 3 in order to move the shooting range of the television camera 5, but in this embodiment, these are unnecessary, so the space on the operating table 3 is This also has the effect of increasing the number of users and widening the range of use.

Next, other embodiments of the present invention will be described.

FIG. 4 is a block diagram showing the configuration of a second embodiment of the present invention. In this embodiment, various functions of the television camera 5 (
pan/tilt function, zoom function, focus function, etc.)
The touch screen 4 detects the position of the operator's instruction with respect to the character symbol, and controls various functions of the television camera 5 in accordance with the character symbol displayed at the designated position. That is, in FIG. 4, 31 is a comment display υJlf1 part that generates character symbols related to various functions of the television camera 5, and 32 is a comment display υJlf1 part that generates character symbols related to various functions of the television camera 5, and 32 a comment display υJlf1 part that generates character symbols related to the various functions of the television camera 5, and 32 a comment display υJlf1 part that generates character symbols related to the various functions of the television camera 5. a video synthesis unit 33 that synthesizes images and displays them on the spinning monitor screen 2;
is a camera control unit that controls the movement of the camera moving table 6 and various functions of the television camera 5.

Below, the functions of the TV camera 5 include the pan/tilt function,
The operation of this embodiment will be explained in the case of the zoom function and focus function. When a photograph is taken by the television camera 5, characters and symbols as shown in FIG. 5 are displayed on the monitor screen 2 in combination with the photographed image by the actions of the comment display control section 31 and the video composition section 32. Here, rPAN/
TI 1-cho" is a character symbol for pan/tilt function selection, "
zOOMJ is the letter symbol for zoom function selection, rFOcLI
"S" is a character symbol for focus function selection.

Now, the operator should select the character symbol r displayed on monitor screen 2.
When the PAN/T I LTJ is touched, the touch screen control unit 1 changes due to the output change from the touch screen 4.
1, the pan/tilt function selection is detected. Then, the touch screen control section 11 gives a command to select the pan/tilt function to the comment display control section 31, and as a result, the comment display control section 31 displays character symbols on the monitor screen 2 as shown in FIG. is displayed combined with the captured image. Here, arrows around the screen indicate panning/tilting directions, and rGBj is a character symbol for returning to the monitor screen when selected. In this state, when the operator touches a desired arrow, the camera control unit 33 controls the camera moving table 6 based on the position signal Sl output from the touch screen control unit 11, and the television camera 5 moves in the direction of the arrow. The image is displayed on the monitor screen 2. Thereafter, when the user stops touching the arrow and then presses the character symbol rGBJ, the pan/tilt function is canceled and the monitor screen 2 returns to the state shown in FIG. 5.

On the other hand, when the character symbol "rzoo~1" in FIG.
Displayed in combination with the shadow image.

In this state, when the character @rlNJ or rOUTJ is touched, the camera control unit 33 zooms in or zooms out the image of the television camera 5 in accordance with the position signal S1. Further, when it comes into contact with rGBJ, it returns to the state shown in FIG. 5.

Furthermore, when rFOcUsJ is touched in the state shown in FIG. 5, the monitor screen 2 becomes as shown in FIG. here,
When "rAUT○" is touched, the autofocus mode is selected, and the character symbol rAUTOJ is reversed or flickered to indicate the autofocus mode. On the other hand, when rMANUJ is touched, the manual focus mode is selected, and the character symbol rMANUJ is reversed or displayed in flicker mode. At this time, the character symbol rN commands focus adjustment.
Instructions can be input to E (NEAR) J and rFA (FAR) J, and the focus of the television camera 5 is adjusted in accordance with these instruction inputs.

In this way, according to this embodiment, various functions of the television camera 5 can be selected by simply touching a predetermined position on the monitor screen 2, and the television camera 5 can be adjusted according to the selected function. , the operability of the television camera 5, and the l1iJ performance can be improved.

Note that the present invention is not limited to the above embodiments.

For example, in the above-mentioned legal rights, a touch screen in which infrared rays are arranged in a matrix is exemplified as a means for detecting the indicated position on the monitor screen 2, but the invention is not limited to this (any device that can detect the indicated position on the monitor screen 2) Bye.

In addition, in the first embodiment, a case was shown in which the w1 range of the television camera 5 was moved according to the contact direction by touching the edges and squares of the monitor screen 2, but all edges and squares were moved. It is not necessary to have a movement control function for the contact position, and the same effect can be achieved as long as the movement control function for either the edge or the square contact position is provided. Furthermore, in the second embodiment, the size, symbol form, etc. of the characters and symbols displayed on the monitor screen 2 are not limited to those shown in FIGS. 5 to 8.
Furthermore, the display of the characters and symbols may be stopped by setting the comment display control section 31 to a non-operating state. It goes without saying that various other modifications can be made without departing from the gist of the present invention.

〔Effect of the invention〕

As described in detail above, the present invention detects, by means of a position detection means, an indicated position with respect to a monitor screen displaying an image shaded by a television camera that photographs a process, and The television camera is controlled based on the designated position on the screen.

Therefore, according to the present invention, the line-of-sight monitoring position and the manual TV camera operation position are both located on the monitor screen, allowing the user to concentrate their attention on one point.
Improved operability.

It is possible to provide a monitoring device that not only reduces operational errors but also allows for wide use of the space on the operating table surface.

[Brief explanation of drawings]

FIGS. 1 to 3 are diagrams showing an embodiment of the present invention,
FIG. 1 is a schematic diagram showing the external configuration, FIG. 2 is a block diagram showing the internal configuration, FIGS. 3 (a) (b) are diagrams for explaining the operation, and FIG. A block diagram showing the internal configuration of the example, and FIGS. 5 to 8 are diagrams for explaining the operation of other examples. 1. ITV monitor device, 2. Monitor screen, 3.
...Operation table, 4...Touch screen, 5...
- TV camera, 6... Camera moving stand, 7... Signal cable, 11... Touch screen control section, 12.
...Camera moving table control unit, 13...Camera video control unit, 14...Screen display control unit, 31...Comment display control unit, 32...Video synthesis unit, 33...Camera control unit . Applicant's agent Patent attorney Takehiko Suzue Figure 1 Figure 2 (a) (b) 3
Ward No. 4 4 Figure 5 Figure 6 Figure 7 Figure 8

Claims (3)

[Claims] (1) A television camera for photographing the process, a monitor screen for displaying images photographed by the television camera, a position detection means for detecting the designated position with respect to the monitor screen, and a position detection means for detecting the indicated position with respect to the monitor screen; A monitoring device comprising: a television camera control means for controlling the television camera based on a designated position on a monitor screen. (2) The television camera control means controls the movement of the television camera in a photographing direction in accordance with the indicated position on the monitor screen.
) The monitoring device described in section 2. (3) The television camera control means displays a character symbol at a predetermined position on the monitor screen, and controls various functions of the television camera based on a designated position on the monitor screen corresponding to the character symbol display position. A monitoring device according to claim (1), characterized in that: