JP3102565U - Switching hub for computer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a switching hub for a computer.
A control circuit is installed in a main body, and the main body is connected to two or more computers and peripheral equipment such as a keyboard, a mouse, and a display. With the operation of the keys, switching between different computers can be performed, and the data signal of the selected computer can be displayed on the display, achieving the purpose of controlling multiple computers, without the need to install software, management and use The control circuit includes a microprocessor, an OSD control circuit, a filter switching circuit, and a test / conversion circuit for related peripheral equipment.
[Selection] Figure 2

Description

  The present invention relates to a kind of switching hub for computers, and in particular, it is possible to perform switching selection of computers by operating keys of a keyboard and a mouse and display a signal of a selected computer on a display, which is convenient for controlling a plurality of computers. Switching hub for computer.

  Due to the development of the computer industry, its high processing speed has brought a considerable amount of work efficiency to mankind, and with the continuous advancement of technology and the advancement of computerization, the use of a single computer alone and in some work situations May not be enough. For this reason, it is a trend of the current technology society to combine and connect a plurality of computers to store and process a large amount of data. Therefore, there is a need for a technology that saves space and equipment costs and increases the management and use efficiency of a plurality of computers. There is already a device capable of switching between a plurality of computers, and the operation method is to operate a switch provided on the switching device or a key provided on a keyboard each time switching is performed. However, there is a great deal of software on the market, which often conflicts with the keys provided on the switching device, and is often not easy to operate, resulting in a situation that is considerably troublesome or unusable.

  The main object of the present invention is to provide a kind of switching hub for computers, which can select a plurality of computers by operating a keyboard and a mouse, switch between the computers, and manage and use the computers. Efficiency can be improved.

The invention of claim 1 comprises a main body, a control circuit is installed in the main body, and the main body is connected to two or more computers and peripheral equipment such as a keyboard, a mouse, a display, and the like. The switching hub for a computer is characterized in that switching between computers can be performed by operating keys of a main body, a mouse or a keyboard by control, and a plurality of computers can be controlled.
According to a second aspect of the present invention, in the switching hub for a computer according to the first aspect, a switching operation by a mouse can be turned on and off by operating a set key of a keyboard connected to the main body. A switching hub for a computer, characterized in that:
According to a third aspect of the present invention, in the computer switching hub according to the first aspect, the keyboard connected to the main body turns off the original key setting, and can select and switch with another setting key. A switching hub for a computer, which is characterized by having a function.
According to a fourth aspect of the present invention, in the switching hub for a computer according to the first aspect, the control circuit provided in the main body includes a microprocessor, an OSD control circuit, a filter switching circuit, a keyboard control circuit, a mouse control circuit, and a VGA control circuit. Yes,
The microprocessor includes a control program, processes switching signals from a keyboard and a mouse,
The OSD control circuit is connected to the microprocessor, and selects a display screen by a program of the microprocessor;
The filter switching circuit is connected to an OSD control circuit and a display, the OSD control circuit filters an unselected screen signal, and switches to an already selected signal to display it on a display;
The keyboard control circuit is connected to the microprocessor and the computer to interface with each other, converts the keyboard signal into a signal accepted by the microprocessor after detecting the keyboard signal, and achieves matching between the keyboard and the microprocessor;
The mouse control circuit is connected to the microprocessor and the computer to be an interface between the two, and converts the mouse signal into an acceptable signal after detecting the mouse signal, thereby achieving the matching between the mouse and the microprocessor,
The VGA control circuit is connected to the filter switching circuit and the computer, and serves as an interface between the two. The VGA control circuit converts the computer signal into an acceptable signal of the filter switching circuit after detecting the signal, thereby achieving matching between the computer and the filter switching circuit. A switching hub for a computer, characterized in that:

  The switching hub for a computer of the present invention can select and operate a plurality of computers with keyboard and mouse keys, can switch between the computers, and can improve management and use efficiency.

  The switching hub for a computer according to the present invention includes a main body, a control circuit is installed in the main body, and the main body is connected to two or more computers and peripheral equipment such as a keyboard, a mouse, and a display for controlling. By controlling the circuit, it is possible to switch between computers by operating the keys of the main body, mouse or keyboard, thereby achieving the purpose of controlling a plurality of computers and eliminating the need for installing software.

  The above-described switching hub for a computer includes a microprocessor in which a control circuit stores a control program, controls a display screen, transmits a computer signal selected by the microprocessor to a filter switching circuit, and connects to the filter switching circuit. The displayed display displays a screen output by a different computer according to the switching signal of the circuit.

  As shown in FIGS. 1 and 2, the present invention includes a main body 100 in which a control circuit 1 is provided. The control circuit 1 includes a microprocessor 11, an OSD control circuit 15, a filter switching circuit 16, a keyboard control circuit 18, a mouse control circuit 19, and a VGA control circuit 19.

  The microprocessor 11 is provided with a control program, and is connected to a keyboard 12, a mouse 13, and two or more computers 14.

  The OSD control circuit 15 is connected to the microprocessor 11 and selects a display screen according to a program of the microprocessor 11.

  The filter switching circuit 16 is connected to the OSD control circuit 15 and the display 17, and the OSD control circuit 15 filters an unselected screen signal, and switches to an already selected signal to display it on the display 17.

  The keyboard control circuit 18 is connected to the microprocessor 11 and the computer 14 and serves as an interface between them. The keyboard control circuit 18 converts a signal of the keyboard 12 into a signal accepted by the microprocessor 11 after detecting the signal of the keyboard 12, and performs matching between the keyboard 12 and the microprocessor 11. To achieve.

  The mouse control circuit 19 is connected to the microprocessor 11 and the computer 14 and serves as an interface between the two. The mouse control circuit 19 converts the signal of the mouse 13 into a signal acceptable by the microprocessor 11 after detecting the signal of the mouse 13, and performs matching between the mouse 13 and the microprocessor 11. To achieve.

  The VGA control circuit 19 is connected to the filter switching circuit 16 and the computer 14 and serves as an interface between them. After detecting the signal from the computer 14, the VGA control circuit 19 converts the signal into a signal accepted by the filter switching circuit 16. Achieve matching between

  The above components are combined, and a plurality of computers 14 and peripheral equipment such as a keyboard 12, a mouse 13, and a display 17 are connected to the main body 100, respectively, and provided on the keyboard 12 by control of a program provided in the microprocessor 11. A different computer 14 can be controlled by switching by a given key or a composite key of the mouse 13 or by direct switching by a key 21 provided on the main body 100.

  When switching is performed using the keyboard 12, control keys are set on the keyboard 12, and these keys control different computers 14. For example, the previous computer is selected by [Left ctrl] + [Left ctrl], the latter computer is selected by [Right ctrl] + [Right ctrl], and any one of the computers is directly selected by [F1] to [Fn]. Select and enter the automatic tour mode with [Scroll Lock] + [Scroll Lock], exit from the automatic tour mode with [Esc], and start / stop the function of selecting a computer with the mouse with [win].

  When switching using the mouse 13, a different computer 14 is directly clicked and selected by the left and right buttons 131 and 132 of the mouse 13.

  Regardless of whether the switching operation is performed using the keyboard 12 or the mouse 13, the data signal of the different computer 14 is displayed on the screen of the display 17 according to the result of the switching, and the OSD control circuit in the control circuit also appropriately changes the screen of the display. Thus, the screen on the display 17 can be switched and selected with the mouse, and the control of the plurality of computers 14 can be performed more quickly, which is convenient.

  Taken together, the present invention combines a microprocessor with a control program with an OSD control circuit and a filter switching circuit to enable control of multiple computers with keyboard and mouse keys, thereby saving space and equipment costs, In addition, management and use efficiency can be improved.

It is a perspective view of the present invention. FIG. 4 is a circuit block diagram of the present invention. FIG. 4 is a diagram illustrating a usage example of the present invention.

Explanation of reference numerals

Reference Signs List 1 control circuit 11 microprocessor 12 keyboard 13 mouse 14 computer 15 OSD control circuit 16 filter switching circuit 17 display 18 keyboard control circuit 19 mouse control circuit 20 VGA control circuit 21 key 100 main body 131 left button 132 right button

Claims (4)

  A control circuit is installed in the main body, and the main body is connected to two or more computers and peripheral equipment such as a keyboard, a mouse, and a display. A switching hub for a computer, wherein switching between computers can be performed by operating keys on a keyboard, and a plurality of computers can be controlled.   2. The switching hub for a computer according to claim 1, wherein a switching operation by a mouse can be turned on and off by operating a key set on a keyboard connected to the main body. Switching hub.   2. The switching hub for a computer according to claim 1, wherein the keyboard connected to the main body has a function of turning off the original key setting and selecting and switching with another setting key. A switching hub for computers. 2. The switching hub for a computer according to claim 1, wherein the control circuit provided in the main body comprises a microprocessor, an OSD control circuit, a filter switching circuit, a keyboard control circuit, a mouse control circuit, and a VGA control circuit.
The microprocessor includes a control program, processes switching signals from a keyboard and a mouse,
The OSD control circuit is connected to the microprocessor, and selects a display screen by a program of the microprocessor;
The filter switching circuit is connected to an OSD control circuit and a display, the OSD control circuit filters an unselected screen signal, and switches to an already selected signal to display it on a display;
The keyboard control circuit is connected to the microprocessor and the computer to interface with each other, converts the keyboard signal into a signal accepted by the microprocessor after detecting the keyboard signal, and achieves matching between the keyboard and the microprocessor;
The mouse control circuit is connected to the microprocessor and the computer to be an interface between the two, and converts the mouse signal into an acceptable signal after detecting the mouse signal, thereby achieving the matching between the mouse and the microprocessor,
The VGA control circuit is connected to the filter switching circuit and the computer, and serves as an interface between the two. The VGA control circuit converts the computer signal into an acceptable signal of the filter switching circuit after detecting the signal, thereby achieving matching between the computer and the filter switching circuit. A switching hub for a computer, comprising:

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