JPH10293679A - Information processor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To show only the display screen that is selected out the display screens of a monitor device to a display device which is connected to an information processor. SOLUTION: A display image signal generation part 10 is added to an information processor 11 to input the monitor image digital signals after branching them in addition to an existing monitor image signal generation part 4 which inputs the monitor image digital signals and outputs the monitor image signals. Then the control signal of the image information updating function, the image information holding function or the image information erasing function which is selectively inputted via a mouse 5 or keyboard 6 and outputted via a control part 7 is inputted to the part 10. The display image signals outputted from the part 10 are inputted to a display device 13.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an information processing apparatus to which a display image signal generator is added.

[0002]

2. Description of the Related Art FIG.
In the figure, reference numeral 1 denotes a monitor image signal processing unit, 2 denotes a monitor image signal buffer memory for inputting a monitor image digital signal output from the monitor image signal processing unit 1, and 3 denotes a monitor image signal buffer memory. 2
A monitor image signal output circuit for inputting a monitor image buffer signal output from a monitor image signal generator 4 including a monitor image signal buffer memory 2 and a monitor image signal output circuit 3; a mouse 5; a keyboard 6; Reference numeral 7 denotes a control unit, 11 denotes an information processing device which includes a monitor image signal processing unit 1, a monitor image signal generation unit 4, and a control unit 7 and receives an output from a mouse 5 and inputs an output from a keyboard 6; Is a video distributor for inputting a monitor image signal output from the monitor image signal output circuit 3, 12 is a monitor device for inputting a monitor image signal output from the video distributor 14, and 13 is an output from the video distributor 14. This is another display device for inputting another monitor image signal.

Next, the operation will be described. The monitor image signal processing unit 1 processes the information processing result of the information processing device 11 based on an input signal from the mouse 5 and the keyboard 6 to the information processing device 11 into monitor image information, and outputs a monitor image digital signal. The monitor image signal generation section 4 receives the monitor image digital signal as input and outputs a monitor image signal. The video distributor 14 receives the monitor image signal and inputs the monitor image signal to each of the monitor device 12 and the display device 13. The monitor device 12 and the display device 13 respectively display images having the same contents.

[0006] FIG. 6 is a block diagram showing a usage mode 2 of the conventional information processing apparatus.
The functions of the blocks 3 and 14 are the same as those in the usage mode 1 of the conventional information processing apparatus shown in FIG. 5, and reference numeral 15 designates the monitor image signals output from the plurality of information processing apparatuses 11 to the respective video distributors 14. And an image signal selecting device for outputting one input signal selected from these input signals to the display device 13 via the input device.

Next, the operation will be described. Each of the plurality of information processing devices 11 prepares display information to be displayed on the display device 13, and operates the image signal selection device 15 to select one of the prepared display information when necessary and display the display information. 13 is displayed.

[0006]

Since the conventional information processing apparatus is configured as described above, the display contents of the monitor device 12 and the display device 13 are the same, so that the display information that the user does not want to display on the display device 13 is displayed. There is a problem that an image, for example, a display image in a preparation stage is also displayed on the display device 13.

As a conventional solution to this problem, as shown in FIG. 6, an image signal output from a plurality of information processing devices or the like is input and an image signal selected from the plurality of image signals is output and input to a display device. It is necessary to use an image signal selection operation device that performs the operation.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and in addition to outputting a monitor image signal, outputting a display image signal to make the display image signal the same as the monitor image signal. Information provided with an update function, an image signal holding function of setting a display image signal to a still display state of a monitor image signal holding state at a designated time point, and an image signal erasing holding function of setting a display image signal to a black display state of no signal state It is intended to obtain a processing device.

[0009]

An information processing apparatus according to the present invention branches a monitor image digital signal output from a monitor image signal processing section 1 and input to a monitor image signal buffer, and inputs the branched signal to a display device 13. A display image signal generating section that outputs a display image signal to be added to the conventional information processing apparatus, and has an image information updating function, an image information holding function, and an image information erasing holding function of a display control menu additionally displayed on a monitor screen. The display image signal generation unit is controlled by a display image control signal output from the control unit by selecting one of them with the mouse 5 or the keyboard 6 and input to the display image signal generation unit.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION

Embodiment 1 Hereinafter, Embodiment 1 of the present invention will be described with reference to the drawings.
In FIG. 1, reference numeral 1 denotes a monitor image signal processing unit for outputting a monitor image digital signal, and 2 denotes a monitor image signal processing unit.
A monitor image signal buffer for inputting a monitor image digital signal output from the monitor and outputting a monitor image buffer signal, and a monitor image signal for receiving a monitor image buffer signal output from the monitor image signal buffer 2 and outputting the monitor image signal An output circuit, 4 is a monitor image signal generating unit including a monitor image signal buffer 2 and a monitor image signal output circuit 3, 5 is a mouse, 6 is a keyboard, and 7 is a mouse 5.
Or a control unit for outputting a display image control signal in response to an input from a keyboard 6; a display image signal buffer 8 for branching and inputting a monitor image digital signal output from the monitor image signal processing unit 1 and outputting a display image buffer signal , 9 is a display image signal output circuit that receives a display image buffer signal output from the display image signal buffer 8 and outputs a display image signal, and 10 is a display image signal composed of the display image signal buffer 8 and the display image signal output circuit 9. A generation unit 11 is an information processing device including the monitor image signal processing unit 1, the monitor image signal generation unit 4, the control unit 7, and the display image signal generation unit 10, and 12 is output from the monitor image signal output circuit 3. Input monitor image signal That the monitor device 13 is a display device for inputting a display image signal outputted from the display image signal output circuit 9.

Next, the operation will be described. The monitor image signal processing unit 1 processes the information processing result of the information processing device 11 based on input information from the mouse 5 and the keyboard 6 to the information processing device 11 into monitor image information, and outputs a monitor image digital signal. The monitor image signal generator 4 receives the monitor image digital signal as input and outputs a monitor image signal, and the monitor device 12 displays the image using the monitor image signal as input.

The display image signal generator 10 branches and inputs the monitor image digital signal output from the monitor image signal processor 1 and input to the monitor image signal generator 4, and outputs the signal on the monitor screen by using the mouse 5 or the keyboard 6. The image information updating function, the image information holding function, or the image information output from the control unit 7 by selecting any one of the image information updating function, the image information holding function, and the image information erasing holding function in the display display function menu. A display image control signal for controlling any of the modes of the erasure holding function is input, and in the mode of the image information updating function, a display image signal having the same information as the monitor image signal is output. The state of holding the same image signal as the monitor image signal when the image information holding function is selected Outputs chill display signal, in the mode of the image information deletion function outputs the black display signal comprising no signal display.

Therefore, the display content of the display device 13 is selected from three modes of the display display function menu by using the mouse 5 or the keyboard 6, and in the mode of the image information update function, the same content as the display of the monitor device 12 is displayed. In the mode of the image information holding function, the still image is displayed in a still state in which the same image display is held as the display of the monitor device 12 when the image information holding function is selected in the display display function menu. Black display of no signal display.

FIG. 3 shows a program flowchart according to the first embodiment of the present invention. In step S1, a display image signal buffer control command is input as an interrupt command. In step S2, whether or not the command is a conventional control command, that is, the monitor image digital signal from the monitor image signal processing unit 1 is transmitted to both the monitor device 12 and the display device 13. Is to be displayed. If it is determined in step S2 that the command is the conventional control command, the conventional process control is executed in step S3, and if not, the process proceeds to step S4. If the control command is a display image signal buffer control command in step S4, the command is input to the display image signal buffer 8 in step S5. If the control command is not the display image signal buffer control command in step S4, step S6
Performs the processing of the out-of-specification instruction, and executes the same processing as the conventional one.

In step S7, it is determined whether or not the control command is a control command for the image information updating function.
Is set to the mode of the image information update function. On the other hand, if it is not a control command for the update function in step S7, it is determined in step S9 whether the command is a control command for the image information holding function.
In the case of S, the mode of the image information holding function is set in step S10, and in the case of NO, the mode of the image information erasing function is set in step S11.

Second Embodiment In the first embodiment, one display image signal generator 10 is set. However, a plurality of display image signal generators 10n are set in parallel and each of them is paired. The information processing device that individually controls the display contents of the plurality of display devices 13n using the mouse 5 or the keyboard 6 has the same function as that of the first embodiment.

In the block diagram of FIG. 2, the function of each of blocks 1 to 13 is the same as in the first embodiment.

Next, the operation will be described. The operations of the monitor image signal processing unit 1, the monitor image signal generation unit 4, and the monitor device 12 are the same as those in the first embodiment.

Display image signal generators 10a, 10
b,..., 10n are used to branch the monitor image digital signal output from the monitor image signal processing unit 1 and input to the monitor image signal generation unit 4 to be input to each of them. Display image signal generator 10 on display function menu
Display image control output from the control unit 7 by selecting any one of a, 10b,... or 10n and selecting one of the image information updating function, image information holding function, and image information erasing holding function. The signal is input to the selected display image signal generator 10k, the selected display image signal generator 10k is set to the selected mode, and the display image signal output from the selected display image signal generator 10k is output. Input to the display device 10k.

FIG. 4 shows a program flowchart of the present invention. The operation of the designated display image signal buffer is performed in the same manner as in FIG.

[0021]

As described above, according to the present invention, in the conventional information processing apparatus 11, the display image signal generator 10 is added, and the output from the monitor image signal processor 1 is input to the monitor image signal generator 4. The display image signal generator 1 branches the monitor image digital signal to be output.
0, and a control signal of an image information updating function, an image information holding function or an image information erasing holding function output from the control unit 7 by an input from a mouse or a keyboard is input to the display image signal generating unit 10. Therefore, an unnecessary screen displayed on the monitor device 12 can be excluded from the display of the display device 13 which receives the output signal of the display image signal generation unit 10 as an input.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating an information processing apparatus according to a first embodiment of the present invention.

FIG. 2 is a block diagram showing a second embodiment of the present invention.

FIG. 3 is a program flowchart illustrating functions of the information processing apparatus according to Embodiment 1 of the present invention;

FIG. 4 is a program flowchart illustrating functions of an information processing apparatus according to Embodiment 2 of the present invention;

FIG. 5 is a block diagram showing a usage pattern 1 of a conventional information processing apparatus.

FIG. 6 is a block diagram showing a usage pattern 2 of a conventional information processing apparatus.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 monitor image signal processing unit 2 monitor image signal buffer 3 monitor image signal output circuit 4 monitor image signal generation unit 5 mouse 6 keyboard 7 control unit 8 display image signal buffer 9 display image signal output circuit 10 display image signal generation unit 11 information processing Unit 12 Monitor device 13 Display device 14 Video distributor 15 Image signal selection device

Claims (1)

[Claims] A monitor image digital signal output from a monitor image signal processing unit of an information processing device and input to a monitor image signal generation unit is branched and input, and is controlled using a mouse or a keyboard, and is controlled by a mouse or a keyboard. A display image signal buffer memory for inputting a display image control signal output from the display image signal buffer circuit, and a display image signal output circuit for receiving the output image signal of the display image signal buffer memory and outputting the display image signal An information processing apparatus comprising: a control unit configured to control the buffer memory according to a selected one of an image information updating function, an image information holding function, and an image information erasing function.