JP2917880B2 - TV signal switching device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a television signal switching apparatus, and more particularly to a direct on-air technique for news programs in a television studio.

[0002]

2. Description of the Related Art For direct on-air switching of a television studio, a monitor with a touch panel is used, and a plurality of compressed screens to be switched are displayed on the monitor at the same time. The audio signal attached to it is switched and is directly on air. FIG. 13 shows an example of the panel.

[0003]

In the conventional television signal switching system, a video signal touched on a monitor with a touch panel is switched together with an accompanying audio signal, but the video signal and the audio signal are separately and independently switched. I couldn't do direct on air. In a news program, not only the video signal and the audio signal are turned on in conjunction with each other, but also different materials are sometimes turned on, but the conventional switching device does not have such a function.

Accordingly, it is an object of the present invention to provide a television signal switching device which can be switched on and off by interlocking and independently switching between video and audio.

[0005]

SUMMARY OF THE INVENTION A television signal switching apparatus according to the present invention further divides a portion displaying one material on a screen of a display / touch panel displaying a plurality of video signals arranged side by side. Then, a plurality of switching controls are made possible. In other words, a means for switching only the video or audio for the material to be switched next, an input means for switching video and audio with the same material as before, a means for presetting video and audio with separate materials and switching at the same time, And a means for distinguishing the material being preset from the other material and displaying whether the video and audio are the same material or different materials on a touch panel.

[0006] In the present invention, since there is a means for designating different materials for video and audio, it is possible to perform direct on-air video and audio with different materials. In addition, since the conventional means for specifying video and audio in conjunction is left as it is, there is no inconvenience in operation when direct on-air video and audio are linked. In addition, the operator has a means to display both video and audio separately on the air and specified, separately from other materials.
You can easily understand the on-air situation.

[0007]

Embodiments of the present invention will be described with reference to the drawings. FIG. 1 shows the configuration of a video signal switching system for news in a television studio according to the present invention. A 16-divided video generation unit 1 for reducing each of the 16 video signals A to P in the figure so that they can be displayed on one screen;
A display 2, a touch panel 3 for passing information touched by the operator from above to the control unit 4, a control unit 4 for editing the information touched by the operator, and controlling the video switcher 5 and the audio switcher 6 based on the edited information;
It comprises a video switcher 5 and a voice switcher 6 which switch under control of the control unit 4 to output a video signal and an audio signal for on-air.

The screen of the display 2 shown in FIG. 1 is shown in FIG. In the drawing, 16 video signals are displayed as a moving image by dividing into 16 as indicated by the solid line. Further, the panel surface of the touch panel 3 in FIG. 1 is further divided into five on the 16 divisions as indicated by the dotted line in FIG. The function of the touch part from 5 divisions is
Switching only video, presetting video, switching video and audio in conjunction, switching only audio,
The audio is to be preset.

Next, the operation of the embodiment of the present invention will be described in detail with reference to the drawings. FIG. 3 is a diagram showing the overall operation of the present invention, and FIG. 4 is a diagram showing information stored in an internal memory in the control unit 4 for performing the switching operation of the present invention.

First, when it is desired to switch only the video, a material to be switched is selected from A to P in FIG. 2 and a portion of the material is touched. Then, the process S-2 in FIG. 3 operates. The operation of the process S-2 in FIG. 3 is shown in FIG. In FIG. 5, first, the designated material is saved in an area for video on air (S-2).
a), the video switcher 5 is controlled by the material (S-
2b). Under this control, the video switcher is switched.

Next, when it is desired to switch only the sound, the material to be switched is selected from A to P in FIG. 2 and the portion of the material is touched. Then, the process S-5 in FIG. 3 operates. This processing S
The operation of -5 is shown in FIG. In FIG. 6, first, the specified material is saved in an area for voice on air (S-5a),
The audio switcher 6 is controlled by the material (S-5).
b). Under this control, the audio switcher is switched.

Next, when it is desired to switch video and audio simultaneously with different materials, the material to be switched is selected from A to P in FIG. Note that the order of touching may be either. When the image (part) is touched, the process S-3 in FIG. 3 operates.
FIG. 7 shows the operation of the process S-3. In FIG. 7, first, the specified material is saved in the area for the video preset (S
-3a) to see if the voice has been preset (S-3)
b). If the voice has not been preset, this processing ends. If audio is preset, save both video and audio in the area for on-air, (S-3C, S-3d)
This material controls the video and audio switchers 5 and 6 (S
-3e). Under this control, the video switcher 5,
The voice switcher 6 is switched. Next, when the voice (part) is touched, the process S-6 in FIG. 3 operates. This processing S-
The operation of No. 6 is shown in FIG. In FIG. 8, first, the designated material is saved in the audio area (S-6a), and it is checked whether the video has been preset (S-6b). If the image has not been preset, this processing ends. If the video is preset, both the video and the audio are saved in the on-air area, and the video and audio switcher is controlled with this material (S-6e, S-6d) (S-6e). Under this control,
The video switcher 5 and the audio switcher 6 are switched.

Next, when it is desired to switch the video and audio with the same material, the material to be switched is selected from A to P in FIG. 2 and the portion of the material is touched. Then, the process S-4 in FIG. 3 operates. The operation of this process S-4 is shown in FIG. In FIG. 9, first, the specified material is saved in an area for video-on-air and an area for audio-on-air (S-4a, S-4b), and the video switcher and the audio switcher are controlled by the material (S-A).
4c). Under the control, the video switcher 5 and the audio switcher 6 are switched.

Finally, a description will be given of the operation of the process of displaying the material being on-air and the material being preset on the touch panel (process S-7 in FIG. 3). When the video switcher and the audio switcher are switched and preset during the above-described operations, the material is saved in the area and the status flag is turned on (S-2c in FIG. 5, S-3f in FIG. 7, S-3f in FIG. 9, and FIG. 9). S-4d, S-5c in FIG. 6, and S-6f) in FIG. The operation of the process S-7 in FIG. 3 is shown in FIGS. First, referring to FIG. 10, the flag is checked (S-7a). If the flag is ON, the following processing is performed. First, all the distinctive displays on the touch panel are cleared (S-7b). next,
It is determined which part of the on-air display this time is (S-7c, S-7d). Then, a red frame is displayed on the material being aired. If the video and audio are on air with the same material, the part is displayed in a red frame (S-7e, S-7
m), the portion that is on-air with another material is displayed in a red frame (S-7f, S-7g, S-7n, S-7o). Also, it is determined whether or not switching has been performed after presetting (S
-7h), and if so, the part is displayed in a red frame (S-7
i, S-7j) and release the preset (S-7k). In addition, the operation of displaying the material being preset in a blue frame determines whether the data is being preset (S-7p, S-7).
-7r), and if a preset is being performed, the portion or portion of the material is displayed in a blue frame (S-7q, S-7s).

[0015]

The first effect of the present invention is that the processing S-
By having 2, S-3, S-5, and S-6, video and audio can be directly on air with separate materials. As a result, a news switching transmission system capable of performing various switching can be provided.

The second effect is that the processes S-4 and S-7 in FIG.
With this, the operability when direct video and audio are directly performed on the same material using the same material does not change, so that training of the operator is not required.

[Brief description of the drawings]

FIG. 1 is a diagram showing a configuration of an embodiment of the present invention.

FIG. 2 is a diagram showing a display screen of 16 materials on a monitor and a divided touch panel on the monitor surface in the embodiment of FIG. 1;

FIG. 3 is a diagram showing the overall operation of the present invention.

FIG. 4 is a diagram showing information stored in an internal memory of the control unit according to the embodiment of FIG. 1;

FIG. 5 is a flowchart of a process when only an image is switched in the operation of the present invention.

FIG. 6 is a flowchart of a process when only audio is switched among operations of the present invention.

FIG. 7 is a flowchart of a video presetting process in the case where video and audio are simultaneously switched by another material in the operation of the present invention.

FIG. 8 is a flowchart of audio preset processing in the case where video and audio are simultaneously switched by another material in the operation of the present invention.

FIG. 9 is a flowchart of a process for switching video and audio using the same material in the operation of the present invention.

FIG. 10 shows a process of displaying a material on air and a material being preset with a frame on a touch panel (part 1).

FIG. 11 shows a process of displaying a material being on-air and a material being preset with a frame on a touch panel (part 2).

FIG. 12 shows a process of displaying a material on air and a material being preset with a frame on a touch panel (part 3).

FIG. 13 is a diagram showing a touch panel of a conventional switching device.

[Explanation of symbols]

 Reference Signs List 1 16-split video generation unit 2 Display 3 Touch panel 4 Control unit 5 Video switcher 6 Audio switcher

Claims (3)

(57) [Claims] 1. A display means for receiving a video signal of a plurality of television signals and displaying the screen at the same time, a touch panel on which a plurality of control input units provided corresponding to a plurality of displays of the display means are arranged, A video switcher for inputting and selecting the video signal, an audio switcher for inputting and selecting the audio signals of the plurality of television signals, and a switching control between the video switcher and the audio switcher in response to the output of the touch panel. And a plurality of input units of the touch panel further comprises a plurality of units.
The video signal is divided into
Input part for switching control and video signal to be switched next
Video preset part for specifying the video signal and sound
A part for inputting switching control for interlocking with a voice signal and a voice signal
The part to input only the switching control and the sound to be switched next
A television signal switching device having a voice preset portion for specifying a voice signal . 2. A further divided part of the touch panel.
Is the material being sent or the material being preset.
2. The television signal switching apparatus according to claim 1, wherein the television signal switching apparatus has a function of distinguishing between and displaying . 3. A plurality of video signals prepared for on-air use.
When switching between the signal and the audio signal attached to it,
Multiple video signals on one display screen
Displays a movie and the image to be switched on this display screen
It has a touch panel for specifying images and sounds,
On the above display,
Video and audio to switch to next video and audio
A television signal switching device, characterized in that the television signal switching device has means for displaying so as to be able to identify the television signal.