TWI510924B - Keyboard-video-mouse switch and management method therefor - Google Patents

Description

Multi-computer management device and multi-computer management method

The present invention relates to a multi-computer management device and a multi-computer management method; in particular, a keyboard-Video-Mouse Switch for multi-computer sharing at least two peripheral devices and a multi-computer management method.

With the continuous advancement of information technology, the application of computers and their peripheral products has become more and more popular and diversified. Users may need to operate multiple computers for their own needs. However, if a computer is equipped with a set of keyboards, mice, and displays for operation, the user will be burdened with space utilization and money utilization. Therefore, the prior art provides a multi-computer switching device respectively connected to a plurality of computers as shown in FIG. 1 for the user to selectively operate one of the plurality of computers in a switching manner through the peripheral device and the multi-computer switching device.

1 is a block diagram of a conventional KVM switching device in which a conventional KVM switching device is connected to a first computer 30, a second computer 31, a keyboard 40, a mouse 41, and a display 50. The user establishes a signal connection with one of the first computer 30 and the second computer 31 via the conventional KVM switching device 10. For example, when the conventional KVM switching device 10 establishes a signal connection with the first computer 30, the user can use the keyboard 40 and the mouse 41 and send the control signal to the first computer 30 through the conventional KVM switching device 10 to control The operation of the first computer 30. In addition, the user can also control the first computer 30 to convert the data contained therein into an image signal and control the first computer 30 to transmit the image signal to the display 50 via the conventional KVM switching device 10 for display.

In the embodiment shown in FIG. 1, if the information included in the second computer 31 is to be obtained, the user can switch the signal connection of the conventional multi-computer management device 10 to the second computer 31 to control the second computer 31. Obtain the information contained in the computer. It can be seen that the user can selectively switch the signal connection with the first computer 30 and the second computer 31 through the conventional multi-computer management device 10.

The present invention relates to a multi-computer management device and a multi-computer management method for at least one operating device to control the computer by outputting an operation signal to one of a plurality of computers, and for dividing the first peripheral device and the second periphery by the computer. Device.

The multi-computer management device includes a plurality of computer interfaces, a first peripheral interface, a second peripheral interface, at least one operation interface, at least one command input interface, and a control unit, wherein the control unit is electrically connected to the interface. The computer interface and the operation interface are respectively electrically connected to the computer and the operation device to transmit the image signal generated by the computer to the operation signal generated by the operation device and the output operation device to the computer. The first peripheral device and the second peripheral device are respectively connected to the first peripheral interface and the second peripheral interface. In addition, the command input interface is configured to generate a user command for the control unit to control the first peripheral device and the second peripheral device to transmit data through the first peripheral interface and the second peripheral interface according to the user instruction.

The invention relates to a multi-computer management device and a multi-computer management method, wherein at least one operating device outputs at least one operation signal to control one of a plurality of computers, and is used for the computers to share at least two peripheral devices. The multi-computer management and multi-computer management method of the present invention can also be connected to the peripheral devices through the peripheral interface, wherein the peripheral devices can transmit data through the peripheral interface.

2 is a block diagram of the multi-computer management apparatus 100 of the present invention. As shown in FIG. 2 , the multi-computer management device 100 includes a first computer interface 230 , a second computer interface 231 , a first peripheral interface 240 , a second peripheral interface 241 , an operation interface 250 , an instruction input interface 260 , and a control unit 270 . The control unit 270 is electrically connected to the interface at the same time. The multi-computer management device 100 of the present invention is electrically connected to at least one of the operation device 200, the plurality of computers, the first peripheral device 210, and the second peripheral device 220 through the interface.

As shown in FIG. 2, the first computer interface 230 and the second computer interface 231 are electrically connected to the first computer 300 and the second computer 310, respectively. The computer 300, 310 of the embodiment is a personal computer and a notebook. Laptop computer, but not limited thereto; in various embodiments, the computer 300, 310 also includes a network server (Server) or other processor for computing data. In addition, in this embodiment, the first computer interface 230 and the second computer interface 231 include an IEEE1394 interface, a USB interface, an Ethernet interface, and the like for connecting to a data transmission interface of the corresponding signal line. In addition, the operating device 200 of the present embodiment is electrically connected to the operation interface 250 for controlling one of the first computer 300 and the second computer 310 in a switchable manner through the operation interface 250 and the control unit 270. In other words, the user can transmit the operation signal to one of the first computer 300 or the second computer 310 to control the controlled computer by operating the device 200 and through the control unit 270 of the multi-computer management device 100. In this embodiment, the operating device 200 is a keyboard, but is not limited thereto; in different embodiments, the operating device 200 includes a mouse, a touch display screen or the like, which can be converted into an operation signal according to a user command. Electronic device.

As shown in FIG. 2, the first peripheral device 210 and the second peripheral device 220 are electrically connected to the first peripheral interface 240 and the second peripheral interface 241, respectively, wherein the peripheral devices 210, 220 can pass through the first peripheral interface 240, and the second The peripheral interface 241 and the control unit 270 perform data transmission. The command input interface 260 shown in FIG. 2 transmits a user command to the control unit 270 according to the user's operation, so that the control unit 270 performs peripheral devices through the first peripheral interface 240 and the second peripheral interface 241 according to the user's instruction. 210,220 data transmission. In the embodiment, the command input interface 260 is a button provided in the multi-computer management device 100. The user can instruct the control unit 270 to control the peripheral devices 210 and 220 by pressing the command input interface 260 to send a user command. Data transmission. For example, the user can instruct the first peripheral device 210 to transmit data to the control unit 270 through the first peripheral interface 240 by pressing the command input interface 260, and then the control unit 270 transmits the data through the second peripheral interface 241. To the second peripheral device 220, and vice versa. In other words, the user backs up the data of the first peripheral device 210 to the second peripheral device 220 by pressing the command input interface 260. In various embodiments, the command input interface 260 can also include a device such as a mouse, a keyboard, or the like that can convert user commands into electrical signals.

As can be seen from the above description, the multi-computer management device 100 of the embodiment is a KVM switch, in particular, a KVM (Keyboard, Video, Mouse) KVM switch for the user to switch through the keyboard and the mouse. Ways to manipulate multiple computers. In the present embodiment, the multi-computer management device 100 is a digital KVM switch, but is not limited thereto; in different embodiments, the multi-computer management device 100 may also be based on the number and system used by the multi-computer management device 100. The architecture, distance between computers, and data transmission methods include optional analog, short-range, long-distance, matrix, network, or rack-mount KVM switches.

In the embodiment shown in FIG. 2, the first peripheral device 210 and the second peripheral device 220 are portable hard drives for storing electronic materials, but are not limited thereto; the peripheral devices 210 and 220 also include portable devices. An electronic device having a data storage function such as a listening device or a digital camera. The data contained in the peripheral devices 210, 220 includes electronic files, music files, video files, and the like, which are electronic signals, but are not limited thereto. In addition, the first peripheral device 210 and the second peripheral device 220 of the embodiment can directly control the peripheral devices 210 and 220 to perform data transmission by pressing the command input interface 260 when the computer 300, 310 and the operating device are all turned off. In this embodiment, the first peripheral interface 240 and the second peripheral interface 241 are USB (Universal Serial Bus) interfaces. Therefore, the first peripheral device 210 and the second peripheral device 220 of the embodiment are also configured for data transmission. The charging operation can be performed through the peripheral interface, but is not limited thereto. In different embodiments, the first peripheral interface 240 and the second peripheral interface 241 also include a Firewire, an infrared interface, a Bluetooth, or other data transmission interface.

In addition, in the embodiment shown in FIG. 2, the multi-computer management device 100 further includes a buffer temporary storage unit 280 electrically connected to the control unit, wherein when the first peripheral device 210 and the second peripheral device 220 perform data transmission, Part of the data may be temporarily stored in the buffer temporary storage unit 280 and the partial data may be retrieved for transmission at an appropriate time. The multi-computer management device 100 can improve the stability and efficiency of data transmission between the first peripheral device 210 and the second peripheral device 220 by the function of temporarily storing the data.

Fig. 3 shows another embodiment of the multi-computer management apparatus 100 of the present invention. As shown in FIG. 3, the operating device 200 includes a liquid crystal display screen for receiving and displaying image signals transmitted from the computer through the computer interfaces 230, 231 and the control unit. However, the operating device 200 may also include other types of display devices. In the embodiment shown in FIG. 3, when the first peripheral device 210 and the second peripheral device 220 are respectively connected to the peripheral interface 240, 241, the control unit 270 can set the first peripheral device 210 and the second periphery according to a user's instruction. The data included in the device 220 generates a peripheral data list 271 and displays a peripheral data list 271 through the operating device 200. The peripheral data list 271 includes related information such as the name, file type, file format, and file size of the file in the peripheral device, but Not limited to this. When the first peripheral device 210 and the second peripheral device 220 perform data transmission, the control unit 270 may also add information related to data transmission, such as a data transmission rate, a data volume to be transmitted, and the like, to the image data for display on the peripheral data list 271. In this embodiment, the operating device 200 can selectively display the data included in the peripheral data list 271 when the first computer 300 and the second computer 310 are turned on or off, but is not limited thereto; in different embodiments, the operation The device 200 can also display the image signals transmitted by the computers 300, 310 and the data contained in the peripheral data list 271.

In addition, the operating device of the embodiment shown in FIG. 3 is a liquid crystal touch screen, wherein the user can use the touch device included in the operating device to generate an operation signal for controlling the computer, but is not limited thereto; in different embodiments, The user can also generate a user command by operating the touch device of the device to instruct the control unit to generate the peripheral data list 271. In this embodiment, the user can press the command input interface according to the peripheral data list 271 displayed by the operating device to perform data transmission between the peripheral devices, but is not limited thereto; in different embodiments, the operating device includes the keyboard at the same time. And the mouse for the user to click on the name of the file in the surrounding data list 271 or the file backed up to another peripheral device.

In the embodiment shown in FIG. 3, the operating device 200 includes a display device such as a digital photo frame. Therefore, if the peripheral device 210, 220 includes an image signal such as a digital photo or a digital video, the operating device 200 can pass through the control unit 270 and the peripheral interfaces 240, 241. Corresponding peripheral devices 210, 220 acquire image signals and display corresponding images. In different embodiments, the operating device 200 includes an electronic device such as an audio device that can be used to play digital songs such as MP3; therefore, if the peripheral device includes digital songs such as MP3, the operating device 200 can also be acquired and played through the control unit 270 and the peripheral interfaces 240, 241. The digital songs included in the peripheral devices 210, 220. The operating device 200 of the different embodiments also includes a lister for reading and printing the image data contained in the peripheral devices 210, 220 according to the user command generated by the command input interface 260. As can be seen from the above description, the multi-computer management device 100 can establish data transmission between the peripheral devices 210, 220 and the operating device through the peripheral interfaces 240, 241 and the operation interface and provide the user with On-The-Go functions.

Fig. 4 is a view showing another embodiment of the multi-computer management apparatus 100 shown in Fig. 2. In this embodiment, the multi-computer management apparatus 100 includes a first transmission channel 400, a second transmission channel 410, and a third transmission channel 420 for establishing signal connections between different devices for data transmission. In this embodiment, the first transmission channel 400, the second transmission channel 410, and the third transmission channel 420 are virtual data transmission channels, which respectively represent connection relationships established between the devices through the multi-computer management device 100. As shown in FIG. 4, although the first transmission channel 400 and the second transmission channel 410 respectively establish the signal connection between the operation device 200 and the first computer 300 and the second computer 310, the operation device 200 preferably operates only through the transmission channel at a time. One of the first computer 300 and the second computer 310 can only transmit data through the corresponding transmission channel and the corresponding computer. In addition, the multi-computer management device 100 further includes a switching unit 500 electrically connected to the control unit 270 for switching the signal connection between the operating device 200 and the first computer 300 and the second computer 310 to the first transmission channel 400 and the Between the two transmission channels 410. In addition, the operating device 200 can transmit an operation signal through the corresponding transmission channel and control the computer or receive and display the image signal through the transmission channel after establishing a signal connection with the first computer 300 or the second computer 310. In this embodiment, if the user of the operating device 200 and the second computer 310 are to establish a connection with the first computer 300, the operating device 200 sends a signal to the switching unit 500 through the control unit 270 to indicate that the switching unit 500 is receiving After the switching signal, the signal connection of the operating device 200 is switched from the first transmission channel 400 to the second transmission channel 410. In other words, the signal transmission between the operating device 200 and the computers 300, 310 is selectively switched between the first transmission channel 400 and the second transmission channel 410 through the switching unit 500.

In the embodiment shown in FIG. 4, the third transmission channel 420 is used to establish a signal connection between the first peripheral device 210 and the second peripheral device 220 for data transmission by the peripheral devices 210, 220. In this embodiment, the first peripheral device 210 and the second peripheral device 220 transmit data through the first peripheral interface 240 and the second peripheral interface 241, so the third transmission channel 420 is established on the first peripheral interface 240 and the first Two peripheral interfaces 241. In addition, the multi-computer management apparatus 100 of the present embodiment can simultaneously perform data transmission between the first peripheral device 210 and the second peripheral device 220 and switch between the first transmission channel 400 and the second transmission channel 410. In this way, the multi-computer management device 100 allows the user to freely switch the signal connection between the operating device 200 and the different computers 300, 310 without interrupting the data transmission between the first peripheral device 210 and the second peripheral device 220, thereby improving the use. The flexibility of operation.

Fig. 5 is a diagram showing a modified embodiment of the multi-computer management apparatus 100 shown in Fig. 4. As shown in FIG. 5, the multi-computer management device 100 includes a fourth transmission channel 430 for establishing a signal connection between the first computer 300 and the first peripheral device 210 for the first computer 300 and the first peripheral device 210 to pass through. The four transmission channels 430 perform data transmission or data backup. The multi-computer management apparatus 100 of the present embodiment can simultaneously process data transmission between the first computer 300 and the first peripheral device 210 and switch between the first transmission channel 400 and the second transmission channel 410 of the operating device. In other words, the data transfer between the first computer 300 and the first peripheral device 210 will not be interrupted or stopped due to the switching of the signal connection between the operating device 200 and the computers 300, 310, and vice versa. It can be seen that the multi-computer management device 100 can establish a complex signal connection between the computer 300, 310 and the peripheral devices 210, 220 of the embodiment, and can perform data transmission through the transmission channel at the same time in different embodiments.

Figure 6 shows the multi-computer management method of the present invention. As shown in FIG. 6, the multi-computer management method includes a step S900 of electrically connecting the plurality of computers to the plurality of computer interfaces of the multi-computer management device. In this embodiment, the computer can be connected to the computer interface of the multi-computer management device via the network or simply by means of a signal transmission line, and then the computer can transmit the image signal to the computer management device, wherein the image signal includes a digital video or other display Digital data for the display. Also. The multi-computer management method further includes a step S910 of electrically connecting the first peripheral device and the second peripheral device to the first peripheral interface and the second peripheral interface of the multi-computer management device. The first peripheral interface and the second peripheral interface of the embodiment are USB (Universal Serial Bus) interfaces, and the first peripheral device and the second peripheral device are electronic devices having data storage functions and data transmission through a USB interface. (such as digital cameras, digital walkmans and data hard drives).

As shown in FIG. 6, step S920 includes electrically connecting the operating device to the operation interface of the multi-computer management device to receive the operation signal and output the image signal to the operating device. In this embodiment, the operating device includes a keyboard, a display, and a mouse, wherein the image signal obtained from the computer can be displayed on the operating device. In addition, the user can output an operation signal to one of the plurality of computers via the keyboard and the mouse to operate the controlled computer or obtain the data contained in the controlled computer, but is not limited thereto; in different embodiments, the operation The device comprises a touch display device for simultaneously displaying images and outputting operation signals to the controlled computer according to user instructions. Step S930 is a control unit that electrically connects the computer interface, the first peripheral interface, the second peripheral interface, and the operation interface to the multi-computer management device. The control unit is used to establish signal connection between the computer, peripheral devices and operating devices and to control data transmission between the computer and the device. For example, the control unit is configured to receive the image signal transmitted from the computer through the computer interface and transmit the transmission signal to the operation interface through the operation interface or receive the operation signal from the operation device through the operation interface and transmit the operation signal to the operation device through the computer interface. Some computer controlled computers.

In the embodiment shown in FIG. 6, the multi-computer management method further includes a step S940, and the first peripheral device and the second peripheral device are transmitted through the first peripheral interface and the second peripheral interface according to the user command and through the control unit. Data transmission. In this embodiment, step S940 includes backing up the data included in the first peripheral device to the second peripheral device, and vice versa. For example, if the first peripheral device is a storage device and includes a digital song such as MP3, the user can copy the digital song of the first peripheral device to the second peripheral device for backup or play through the multi-computer management device. In addition, in this embodiment, the user transmits the user command to the control unit through the operating device, but is not limited thereto; in different embodiments, the command input interface such as a button may be set on the multi-computer management device to The user outputs a user command to the control unit by the action of pressing.

Figure 7 shows another embodiment of a multi-computer management method. As shown in FIG. 7, the multi-computer management method includes the step S1000, establishing a signal connection between the first computer and the operating device of the computers through the first transmission channel, and step S1010, establishing the computers through the second transmission channel. The signal connection between the second computer and the operating device. In the embodiment shown in FIG. 7, the first transmission channel and the second transmission channel are data transmission channels, which respectively represent the connection relationship established between the operating devices through the multi-computer management device. In addition, the multi-computer management method further includes a step S1020 of establishing a signal connection between the first peripheral device and the second peripheral device through the third transmission channel. In this embodiment, the third transmission channel is substantially a data transmission channel established between the first peripheral interface and the second peripheral interface, and the first peripheral device and the second peripheral device perform data transmission.

In the embodiment shown in FIG. 7, the presence of the first transmission channel and the second transmission channel enables the operating device to establish a signal connection with the first computer or the second computer through the multi-computer management device, but the operating device can only be self-operated One of the computer and the second computer receives data or transmits data to the computer through the corresponding transmission channel. Therefore, the operating device has to be switched between the first transmission channel and the second transmission channel to control the first computer or the second computer. To this end, in the embodiment shown in FIG. 7, the multi-computer management method further includes a step S1030, electrically connecting the switching unit to the control unit for switching between the first transmission channel and the second transmission channel, Interrupt the data transmission of the third transmission channel. The switching unit of the embodiment switches the signal connection between the operating device and the first computer and the second computer through the control unit according to the user's instruction. In other words, the switching unit is configured to switch the signal connection of the operating device to the first transmission. Between the channel and the second transmission channel. In addition, when the switching unit switches the operating device between the first transmission channel and the second transmission channel, data transmission between the first peripheral device and the second peripheral device will not be stopped or interrupted. In other words, the multi-computer management method can simultaneously process the data transmission of the third transmission channel and the switching between the first transmission channel and the second transmission channel.

Fig. 8 is a diagram showing a modified embodiment of the multi-computer management method shown in Fig. 7. In this embodiment, the multi-computer management method further includes a step S1100 of establishing a signal connection between the first controlled computer and the first peripheral device through the fourth transmission channel. In this embodiment, the first controlled computer and the first peripheral device can transmit data to each other through the fourth transmission channel. In addition, when the switching unit switches the signal connection between the operating device and the computer between the first transmission channel and the second transmission channel, the data transmission between the first controlled computer and the first peripheral device can continue unaffected, and vice versa. Also. It can be seen that the multi-computer management method of the embodiment can perform data transmission between the computer and the peripheral device while switching the signal connection between the operating device and the computer.

While the foregoing description of the preferred embodiments of the invention, the embodiments of the invention The spirit and scope of the principles of the invention. Modifications of the various forms, structures, arrangements, ratios, materials, components and components may be employed by those skilled in the art. Therefore, the embodiments disclosed herein are to be considered as illustrative and not restrictive. The scope of the present invention is defined by the scope of the appended claims, and the legal equivalents thereof are not limited to the foregoing description.

100. . . Multi-computer management device

200. . . Operating device

210. . . First peripheral device

220. . . Second peripheral device

230. . . First computer interface

231. . . Second computer interface

240. . . First peripheral interface

300. . . First computer

310. . . Second computer

400. . . First transmission channel

410. . . Second transmission channel

241. . . Second peripheral interface

250. . . Operation interface

260. . . Command input interface

270. . . control unit

271. . . List of surrounding materials

280. . . Buffer temporary storage unit

420. . . Third transmission channel

430. . . Fourth transmission channel

500. . . Switching unit

Figure 1 is a block diagram of a conventional multi-computer management device;

Figure 2 is a block diagram of the multi-computer management device of the present invention;

Figures 3 and 4 show another embodiment of the multi-computer management device shown in Figure 2;

Figure 5 is a diagram showing a modified embodiment of the multi-computer management device shown in Figure 4;

Figure 6 is a flow chart showing a multi-computer management method of the present invention;

Figure 7 shows another embodiment of a multi-computer management method;

Fig. 8 is a diagram showing a modified embodiment of the multi-computer management method shown in Fig. 7.

100. . . Multi-computer management device

200. . . Operating device

210. . . First peripheral device

220. . . Second peripheral device

230. . . First computer interface

231. . . Second computer interface

240. . . First peripheral interface

241. . . Second peripheral interface

250. . . Operation interface

260. . . Command input interface

270. . . control unit

280. . . Buffer temporary storage unit

300. . . First computer

310. . . Second computer

Claims (10)

A multi-computer management device for at least one operating device to output at least one operation signal to control a controlled computer of a plurality of computers, and for sharing the first peripheral device and a second peripheral device, wherein the plurality of operating devices share The computer management device comprises: a plurality of computer interfaces respectively electrically connected to the computers for receiving an image signal of the controlled computer and outputting the operation signal to the controlled computer; a first peripheral interface electrically connected The first peripheral device; a second peripheral interface electrically connected to the second peripheral device; at least one operating interface electrically connected to the operating device for receiving the operation signal and outputting the image signal to the operating device; At least one command input interface for generating a user command; and a control unit electrically connected to the computer interface, the first peripheral interface, the second peripheral interface, the operation interface, and the command input interface, respectively The control unit transmits the image signal and the operation signal between the computer interface and the operation interface, and the control unit is based on the user And causing the first peripheral device and the second peripheral device to transmit at least one data through the first peripheral interface and the second peripheral interface; wherein, in the case that the computers are powered off, the instruction is The input interface controls the transmission of the at least one data between the first peripheral device and the second peripheral device. The multi-computer management device of claim 1, wherein the control unit is configured to output a list of peripheral data to the operating device according to the user instruction, where the peripheral data list includes data of the first peripheral device. Summary table, the second A summary of the data of the peripheral devices and the transmission status of the data. The multi-computer management device of claim 1, further comprising a buffer temporary storage unit electrically connected to the control unit for temporarily storing the data during the transmission of the data. The multi-computer management device of claim 1, further comprising: a first transmission channel, the connection signal is connected between one of the first controlled computers and the operating device; and a second transmission channel is established. The signal is connected between one of the second controlled computers and the operating device; and a third transmission channel is connected between the first peripheral device and the second peripheral device, and the data is transmitted And the switching unit is electrically connected to the control unit for switching between the first transmission channel and the second transmission channel without interrupting transmission of the data of the third transmission channel . The multi-computer management device of claim 4, further comprising: a fourth transmission channel, the connection signal is connected between the first controlled computer and the first peripheral device, the fourth transmission channel has another data Transmitting; wherein the switching unit is configured to switch between the first transmission channel and the second transmission channel without interrupting transmission of the other data of the fourth transmission channel. A multi-computer management method for at least one operating device to output at least one operation signal to control a controlled computer of a plurality of computers, and for sharing the first peripheral device and a second peripheral device, wherein the plurality of operating devices share The computer management method consists of the following steps: Electrically connecting a plurality of computers to a plurality of computer interfaces of a plurality of computer management devices for receiving image signals of one of the controlled computers of the computers and outputting an operation signal to the controlled computer; The peripheral device and the second peripheral device are respectively electrically connected to one of the first peripheral interface and the second peripheral interface of the multi-computer management device; the operating device is electrically connected to one of the operation interfaces of the multi-computer management device to receive the Operating the signal and outputting the image signal to the operating device; electrically connecting the computer interface, the first peripheral interface, the second peripheral interface, the operation interface and the command input interface to a control unit of the multi-computer management device And transmitting, by the control unit, the image signal and the operation signal between the computer interface and the operation interface; and when the computers are powered on, according to the user instruction and transmitting the control unit to make the first periphery The device and the second peripheral device transmit at least one data through the first peripheral interface and the second peripheral interface; when the computers are off In the case where, by the control command input interface of the first peripheral device and the peripheral device between the second transmission of the at least one of information. The multi-computer management method according to claim 6, further comprising the steps of: displaying a peripheral data list to the operating device according to the user instruction, wherein the peripheral data list includes a data summary table of the first peripheral device The data summary table of the second peripheral device and the transmission status of the data. The multi-computer management method of claim 6, wherein the data transfer step comprises electrically connecting a buffer temporary storage unit to the control unit for temporarily storing the data during the transmission of the data. The multi-computer management method as claimed in claim 6, further comprising the following steps: Establishing a signal connection between the first controlled computer and the operating device of the plurality of computers through a first transmission channel; establishing a second controlled computer and the operating device of the plurality of computers through a second transmission channel a signal connection between the first peripheral device and the second peripheral device through a third transmission channel, wherein the data is transmitted on the third transmission channel; and electrically connecting a switching unit The control unit is configured to switch between the first transmission channel and the second transmission channel without interrupting transmission of the data of the third transmission channel. The multi-computer management method of claim 9, further comprising the steps of: establishing a signal connection between the first controlled computer and the first peripheral device through a fourth transmission channel, wherein the fourth transmission channel has another The transmission of a data; wherein when the switching unit is switched between the first transmission channel and the second transmission channel, the transmission of the other data of the fourth transmission channel is not interrupted.