TWI556112B - Switching device - Google Patents

Description

Switching device

The present invention relates to a switching device, and more particularly to a switching device for multi-computer switching.

Today's KVM switch products are electrically connected to a plurality of computer hosts. For example, the host computer is a servo host or other computer device. Therefore, the server manufacturer can switch one of the computer hosts at any time and perform information and system maintenance on one of the computer hosts. After the computer hosts are electrically connected to the connection port of the switching device, the switching device usually switches the control chip to provide a mouse, a keyboard, a display, and the like to switch with one of the computer hosts.

However, in the process of transmitting information between the host computer, the switching device and the controlled device, the signal attenuation, loss and low-speed transmission rate are often prone to occur, so that the computer host and the controlled device must be limited to a short time. Within the distance; either a low-speed transmission rate to ensure efficient communication between the host computer and the controlled device; or limited by electronic specifications to provide a good transmission rate; or a multi-computer switcher often fails to provide a better match The user-friendly user interface is used to cause inconvenience in the use of the KVM switch.

The present invention provides a switching device that transmits two or more input ports conforming to the specification of the universal serial bus bar 3.1 and converts them into a plurality of types of output ports, thereby improving the usability of the switching device.

The invention provides a switching device, comprising a first ultra-high speed universal sequence bus, a second ultra-high speed universal sequence bus, a first conversion unit and a second rotation. The unit is replaced by a first switching unit and a second switching unit. The first ultra-high speed universal sequence bus is configured to receive a first information. The second ultra-high speed universal sequence bus is configured to receive a second information. The first conversion unit is electrically connected to the first ultra-high speed universal sequence bus. The second conversion unit is electrically connected to the second ultra-high speed universal sequence bus. The first switching unit is electrically connected to the first conversion unit and the second conversion unit. The second switching unit is electrically connected to the first conversion unit and the second conversion unit. The first converting unit converts and outputs a first video signal and a first ultra-high speed universal sequence bus signal according to the first information, and the second converting unit converts and outputs a second video signal according to the second information. The second ultra-high speed universal sequence bus signal, the first switching unit switches the first ultra-high speed universal sequence bus signal or the second ultra-high speed universal sequence bus signal output, and the second switching unit switches the first video signal or the second video signal output .

The specific means of the present invention utilizes a switching device to transmit the design of an input port that conforms to two or more specifications of the universal serial bus bar 3.1 and converts it into a plurality of types of output ports, for example, conforming to the universal sequence bus bar 3.1, The output port of the 3.0 or 2.0 specification and a video output port are used to improve the ease of use of the switching device. In this way, the switching device can be electrically connected to the display, the flash drive, the smart phone, the tablet computer, the mouse, the keyboard or other peripheral devices, and the present invention can improve the convenience of use of the switching device.

The above summary and the following examples are intended to be illustrative of the invention and the embodiments of the invention.

1, 1a‧‧‧Switching device

11‧‧‧The first ultra-high speed universal serial bus

12‧‧‧Second SuperSpeed Universal Sequence Bus

21‧‧‧First conversion unit

211‧‧‧ first transmission end

212‧‧‧second transmission end

22‧‧‧Second conversion unit

223‧‧‧ third transmission end

224‧‧‧fourth transmission end

31‧‧‧First switching unit

311‧‧‧First line component

312‧‧‧Second line component

314‧‧‧First switching element

32‧‧‧Second switching unit

14‧‧‧ Third conversion unit

142‧‧‧Second switching element

144‧‧‧Transfer components

16‧‧‧First output unit

18‧‧‧Second output unit

20‧‧‧Video output unit

24‧‧‧Processing unit

26‧‧‧Control unit

28‧‧‧Virtual line unit

30a, 30b‧‧‧ third output unit

9a, 9b‧‧‧ computer host

D1‧‧‧ display

K1‧‧‧ keyboard

M1‧‧‧ mouse

R1‧‧‧ remote control

FIG. 1 is a schematic functional block diagram of a switching device according to an embodiment of the present invention.

2 is a schematic diagram of a switching device according to another embodiment of the present invention.

FIG. 3 is a schematic functional block diagram of a switching device according to another embodiment of the present invention.

4 is a schematic diagram of a switching device according to another embodiment of the present invention.

FIG. 1 is a schematic functional block diagram of a switching device according to an embodiment of the present invention. Please refer to Figure 1. A switching device 1 includes a first ultra-high speed universal sequence bus bar 11, a second ultra-high speed universal sequence bus bar 12, a first conversion unit 21, a second conversion unit 22, a first switching unit 31, and a The second switching unit 32, a third converting unit 14, a first output unit 16, a second output unit 18, and a video output unit 20. The first and second ultra-high speed universal sequence bus bars 11 and 12 are all connected to the universal serial bus 3.1 specification (USB 3.1).

In practice, the first conversion unit 21 is electrically connected to the first ultra-high speed universal sequence bus bar 11, the first switching unit 31, and the second switching unit 32. The second conversion unit 22 is electrically connected to the second ultra-high speed universal sequence bus 12, the first switching unit 31, and the second switching unit 32. The third converting unit 14 is electrically connected to the first switching unit 31 and the second output unit 18 . The first output unit 16 is electrically connected to the first switching unit 31. The video output unit 20 is electrically connected to the second switching unit 32. The first and second ultra-high speed universal sequence bus bars 11 and 12 are electrically connected to the computer hosts 9a and 9b, respectively.

The switching device 1 is, for example, a KVM switch. The computer mainframes 9a, 9b may be computer devices, main control devices or other computer devices having a universal serial bus connection port. The first output unit 16, the second output unit 18, and the video output unit 20 are electrically connected to at least one controlled device (not shown). The controlled device is, for example, a peripheral device having a universal serial bus port, a display, a smart phone, a tablet, a flash drive, a keyboard or a mouse, or a KVM. This embodiment does not limit the aspect of the switching device 1 and the controlled device.

The first ultra-high speed universal sequence bus 11 is configured to receive a first information. The second ultra-high speed universal sequence bus 12 is configured to receive a second information. In practice, the first ultra-high speed universal sequence bus 11 is, for example, a port that conforms to the specification of the universal sequence bus 3.1. The second ultra-high speed universal sequence bus 12 is, for example, a port that conforms to the general sequence bus 3.1 specification.

In practice, the Universal Sequence Bus 3.1 specification is compared to the Universal Sequence Bus The 3.0 specification, the Universal Sequence Bus 3.1 specification adds a new Type-C interface. Among them, the sockets and wires of the Type-C interface are not compatible with the original Type-A/Type-B interface of the Universal Serial Bus 3.0 specification. The biggest feature of the Type-C interface is that its upper and lower ends are exactly the same, so the user does not have to distinguish between the front and back of the USB. Just like the Lightning interface or the Thunderbolt interface of Apple Computer, both directions can be inserted. The original Type-A/Type-B interface is limited by the direction of the plug.

This embodiment utilizes the design of two or more original input ports conforming to the general sequence bus bar 3.1 specification, and converts it into at least one output port conforming to the general sequence bus bar 3.1 specification, and at least one conforming to the universal sequence confluence. At least one or a combination of an output port of the 3.0 (or 2.0) specification and an output port of a video signal output. Therefore, the switching device 1 can be electrically connected to the display, the smart phone, the tablet, the flash drive, the mouse, the keyboard or other peripheral devices, thereby improving the usability of the switching device 1. This embodiment does not limit the operational aspect of the switching device 1.

Next, the first conversion unit 21 is electrically connected to the first ultra-high speed universal sequence bus bar 11. The second conversion unit 22 is electrically connected to the second ultra-high speed universal sequence bus 12 . In practice, the first and second conversion units 21, 22 have the same function. The first and second conversion units 21, 22 are respectively signal splitters. The signal separator is used to separate the information output by the computer mainframes 9a and 9b into ultra-high speed universal serial bus signals and video signals.

The ultra-high-speed universal serial bus has a transmission rate of 10 Gbit/s, and the ultra-high-speed universal serial bus transmits the ultra-high-speed universal serial bus signal and the video signal through two sets of 5 Gbit/s channels. Therefore, the first and second converting units 21 and 22 of the embodiment are configured to offload the ultra-high speed universal sequence bus signal and the video signal, and separately transmit the signals of the same nature to the same switching unit 31, 32.

In detail, the first conversion unit 21 is, for example, a first signal separator, and the first signal separator has a first transmission end 211 and a second transmission end 212. The first signal separator is configured to separate the first information into the first video signal and the first ultra-high speed universal sequence Column bus signal.

The second conversion unit 22 is a second signal separator, and the second signal separator has a third transmission end 223 and a fourth transmission end 224. The second signal separator is configured to separate the second information into the second video signal and the second ultra-high speed universal sequence bus signal. The first transmission end 211 is configured to output a first ultra-high speed universal sequence bus line signal, the second transmission end 212 is configured to output a first video signal, and the third transmission end 223 is configured to output a second ultra-high speed universal sequence bus line signal. The fourth transmitting end 224 is configured to output a second video signal.

Briefly, the information transmitted by each computer host 9a, 9b is converted or separated by one of the conversion units 21, 22, so that each conversion unit 21, 22 outputs an ultra-high speed universal sequence bus signal and video. Signal. In other words, the ultra-high speed universal sequence bus signal and video signal will be classified and transmitted to the first or second switching units 31, 32, respectively.

The first switching unit 31 is electrically connected to the first converting unit 21 and the second converting unit 22. The second switching unit 32 is electrically connected to the first conversion unit 21 and the second conversion unit 22. For convenience of description, the first switching unit 31 is configured to switch the first and second ultra-high speed universal sequence bus signals, and the second switching unit 32 is configured to switch the first and second video signals.

In this embodiment, the transmission path of the ultra-high speed universal sequence bus signal is processed or switched by the first switching unit 31, and the transmission path of the video signal is processed or switched by the second switching unit 32, so that different frequencies can be utilized more efficiently. The wide data transmission channel makes data switching and transmission more efficient. The switching units 31 and 32 are realized by, for example, a switch, a relay, a single pole double throw switch, a single pole multi throw switch or a double pole double throw switch. This embodiment does not limit the aspects of the first and second switching units 31, 32.

It should be noted that the first and second switching units 31, 32 are controlled by processing circuits (not shown) or control circuits (not shown) in the switching device 1. Thereby, the first and second switching units 31, 32 can be synchronously switched, so that the first information output by the computer host 9a is transmitted to the first and second output units 16, 18 and the video output unit 20 for output; Or the second information outputted by the host computer 9b is transmitted to the first and second output units 16, 18 and the video output unit 20 for output.

Based on the above, the first converting unit 21 converts and outputs a first video signal and a first ultra-high speed universal sequence bus signal according to the first information, and the second converting unit 22 converts and outputs a second video signal according to the second information. And a second ultra-high speed universal sequence bus signal. The first switching unit 31 switches the first ultra-high speed universal sequence bus signal or the second ultra-high speed universal sequence bus signal output, and the second switching unit 32 switches the first video signal or the second video signal output.

In addition, the third converting unit 14 is configured to convert the ultra-high speed universal sequence bus signal into a high speed universal sequence bus signal. The high-speed universal sequence bus signal is, for example, a signal of a transmission rate of about 5 Gbit/s. In other words, the data transfer rate of the ultra-high speed universal sequence bus signal can be about twice as fast as the high speed universal sequence bus signal. Another high-speed universal serial bus signal is suitable for transmitting data signals from smart phones (or tablets), USB 3.0 flash drives or other peripheral devices.

The video output unit 20 is, for example, a high-resolution multimedia interface (HDMI), a video graphics array interface (VGA), a digital video interface (DVI), a D-terminal, a serial digital interface, or a digital video interface (DisplayPort). ) and other video output connections. This embodiment does not limit the aspect of the video output unit 20. The first output unit 16 is, for example, a port that conforms to the specification of the universal sequence bus 3. The second output unit 18 is, for example, a port that conforms to the specification of the universal sequence bus 3.0. This embodiment does not limit the aspects of the first and second output units 16, 18.

The video output unit 20 is electrically connected to the second switching unit 32, and the video output unit 20 is configured to output a first video signal or a second video signal. The first output unit 16 is configured to output a first ultra-high speed universal sequence bus signal or a second ultra-high speed universal sequence bus signal. The second output unit 18 is configured to output a first universal sequence bus signal or a second universal sequence bus signal.

It can be seen that the present embodiment utilizes the design of two or more input ports that conform to the specification of the universal sequence bus 3. and converts it into a universal sequence. The output port of the current class 3.1 specification, a combination of an output port conforming to the general sequence bus bar 3.0 specification, and a video output port. Therefore, the switching device 1 can be electrically connected to a display, a flash drive, a smart phone, a tablet computer, a mouse, a keyboard or other peripheral devices, thereby improving the usability of the switching device 1.

2 is a schematic diagram of a switching device according to another embodiment of the present invention. Please refer to Figure 2 and Figure 1. 2 shows two computer mainframes 9a, 9b, a switching device 1 and a display D1. The two computer hosts 9a and 9b are electrically connected to the first and second ultra-high speed universal serial busbars 11, 12 of the switching device 1, respectively. The display D1 is electrically connected to the video output unit 20 of the switching device 1. The switching device 1 further includes a first and a second output unit 16, 18.

In practice, the first output unit 16 is, for example, a port that conforms to the specification of the Universal Serial Bus 3.1. The second output unit 18 is, for example, a port of the Universal Serial Bus 3.0 specification. In other words, the user can use the high-speed transmission rate of the smart phone, tablet, flash drive, mouse M1, keyboard K1 or peripheral devices through the universal serial bus 3.0 specification connection, and the user through the universal serial bus 3.1 Specification Connections Electronic devices that use ultra-high-speed transmission rates, such as high-end smartphones, high-end tablets, or other electronic devices. Thereby, the usability of the switching device 1 is improved.

In other embodiments, the number of computer hosts 9a, 9b is, for example, two, three or more. The number of super high speed universal sequence bus bars 11, 12 is, for example, two, three or more. The number of the first output units 16 is, for example, two, three or more. The number of the second output units 18 is, for example, two, three or more. The number of video output units 20 is, for example, two, three or more. The number of displays D1 is, for example, two, three or more. The computer mainframes 9a, 9b, the first output unit 16, the second output unit 18, the video output unit 20, and the display D1 may be designed according to actual needs or by different numbers. This embodiment does not limit the computer mainframes 9a, 9b, the ultra-high speed universal serial busbars 11, 12, the first output unit 16, and the second output unit. 18. The number of video output units 20 and display D1.

In addition, those skilled in the art can design a multi-computer switching system according to the technical spirit of the switching device 1 of the present embodiment. This embodiment does not limit the aspect of the multi-computer switching system.

FIG. 3 is a schematic functional block diagram of a switching device according to another embodiment of the present invention. Please refer to Figure 3. The switching device 1a in FIG. 3 is similar in structure to the switching device 1 in FIG. 1, and the same elements that are included in the following are denoted by the same reference numerals. The difference between the switching devices 1a and 1 is that the switching device 1a further includes a processing unit 24, a manipulation unit 26 and a virtual line unit 28.

The processing unit 24 is electrically connected to the first switching unit 31, the second switching unit 32, the second switching element 142, and the manipulation unit 26. The manipulation unit 26 is electrically connected to the processing unit 24. In practice, processing unit 24 is implemented, for example, as a processor, microprocessor, processing circuit, or control circuit. This embodiment does not limit the aspect of the processing unit 24.

The manipulation unit 26 is, for example, a button, an infrared sensor, a Bluetooth sensor or a wireless fidelity sensor. This embodiment does not limit the aspect of the manipulation unit 26. The control unit 26 is configured to receive a manipulation instruction to output a control signal to the processing unit 24, and the processing unit 24 controls the switching operation of the switching units 31, 32 according to the manipulation signal.

Next, the virtual hub unit 28 is electrically connected to the first hub component 311 and the second hub component 312, and the virtual hub unit 28 is configured to convert the first ultra-high speed universal sequence bus signal or the second ultra-high speed universal sequence bus signal into At least one low speed universal sequence bus signal. The at least one low-speed universal sequence bus signal is output through the at least one third output unit 30a, 30b, and the at least one third output unit 30a, 30b is at least one of a mouse connection port, a keyboard port, and a peripheral device port. .

The virtual hub unit 28 is implemented, for example, by a chip or circuit of a virtual hub. This embodiment does not limit the aspect of the virtual hub unit 28. In practice, the processing unit 24 pre-plans the terminal of the virtual hub unit 28 and its settings backhaul. To the host computer 9a, 9b, the computer host 9a, 9b recognizes the virtual hub unit 28 and assigns a USB address to the virtual hub unit 28.

The virtual hub unit 28 is configured to convert the ultra-high speed universal sequence bus signal into at least one low speed universal sequence bus signal. The low speed universal sequence bus signal is, for example, a signal of a transmission rate of 480 Mbit/s. In other words, the data transfer rate of the ultra-high speed universal sequence bus signal can be about 10 times faster than the low speed universal sequence bus signal. The low-speed universal serial bus signal is suitable for transmitting the mouse cursor signal, keyboard button signal or USB 2.0 flash drive signal.

It is worth mentioning that the first switching unit 31 further includes a first hub component 311, a second hub component 312 and a first switching component 314. The first hub component 311 is electrically connected to the first converter unit 21 and the first switching component 314 , and the second hub component 312 is electrically connected to the second converter unit 22 and the first switching component 314 . The second switching element 142 is electrically connected to the first hub component 311 and the second hub component 312. The first output unit 16 is electrically connected to the first switching element 314. The second switching unit 32 is, for example, a video signal switcher.

In practice, the first hub component 311 is, for example, a wafer or circuit of a hub. Similarly, the second hub component 312 is, for example, a wafer or circuit of a hub. The first switching element 314 is realized, for example, by a switch, a single pole double throw switch, or a relay. This embodiment does not limit the aspects of the first and second hub members 311, 312 and the first switching member 314.

The third conversion unit 14 includes a second switching element 142 and a conversion element 144. The second switching element 142 is electrically connected to the first hub component 311, the second hub component 312, and the conversion component 144. The third conversion unit 14 is configured to convert the first ultra-high speed universal sequence bus signal or the second ultra-high speed universal sequence bus signal into a first universal sequence bus signal or a second universal sequence bus signal. The universal sequence bus signal is, for example, a signal of a transmission rate of 5 Gbit/s or 480 Mbit/s.

In practice, the second switching element 142 is implemented, for example, by a switch, a single pole double throw switch, or a relay. This embodiment does not limit the aspect of the second switching element 142. The conversion element 144 is implemented, for example, by a conversion circuit or a conversion chip. This embodiment does not limit the aspect of the conversion element 144. The conversion component 144 is configured to convert the ultra-high speed universal sequence bus signal into a universal serial bus signal.

It can be seen that the present embodiment utilizes the design of two or more input ports that conform to the general sequence bus bar 3.1 specification, and converts it into an output port conforming to the general sequence bus bar 3.1 specification, and a universal sequence. A combination of the output port of the bus 3.0 specification, two output ports conforming to the universal serial bus 2.0 specification, and a video output port. Therefore, the switching device 1a can be electrically connected to the display, the flash drive, the smart phone, the tablet computer, the mouse, the keyboard or other peripheral devices, thereby improving the usability of the switching device 1.

4 is a schematic diagram of a switching device according to another embodiment of the present invention. Please refer to Figure 4 and Figure 3. 3 shows two computer mainframes 9a, 9b, a switching device 1a, a mouse M1, a keyboard K1, a remote controller R1, and a display D1. The two computer hosts 9a and 9b are electrically connected to the first and second ultra-high speed universal serial busbars 11, 12 of the switching device 1a, respectively. The display D1 is electrically connected to the video output unit 20 of the switching device 1. The switching device 1 further includes a first output unit 16, a second output unit 18, and two third output units 30a, 30b.

In practice, the first output unit 16 is, for example, a port that conforms to the specification of the Universal Serial Bus 3.1. The second output unit 18 is, for example, a port of the Universal Serial Bus 3.0 specification. The third output unit 30a, 30b is, for example, a port of the Universal Serial Bus 2.0 specification. That is to say, the user can use the ultra-high speed, high speed or low speed transmission speed smart phone, tablet computer, mouse M1, keyboard K1, flash drive or peripheral device through the output units 16, 18, 30a, 30b. The user can use ultra-high-speed transmission rate electronic devices such as high-end smart phones, high-end tablets or other electronic devices through the universal serial bus 3.1 specification connection. Thereby, the usability of the switching device 1a is improved.

In addition, the user can manipulate the switching device 1a through the remote controller R1 to make the cut The changing device 1a switches to the information output of one of the computer hosts 9a, 9b. For example, the user controls the output of the computer host 9a through the remote controller R1, so that the user can control the computer host 9a through the mouse M1, the keyboard K1, and the display D1.

When the user wants to change another computer host 9b, the user can control the output of the computer host 9b through the remote controller R1, so that the user can control the computer host through the mouse M1, the keyboard K1 and the display D1. 9a, 9b. This embodiment does not limit the operational aspect of the switching device 1a.

In addition, a person skilled in the art can design a multi-computer switching system according to the technical spirit of the switching device 1a of the present embodiment. This embodiment does not limit the aspect of the multi-computer switching system. The rest is the same and will not be repeated here.

In summary, the present invention is a switching device in which a switching device transmits two or more input ports conforming to the general serial bus bar 3.1 specification and converts them into a plurality of types of output ports, for example, in accordance with a universal The output port of the serial bus 3.1, 3.0 or 2.0 specification and the video output port are used to improve the ease of use of the switching device. The conversion unit is, for example, a signal splitter for separating the information output by the host computer into an ultra-high speed universal sequence bus signal and a video signal, and then dividing the signal of the same nature into a switching unit switch. In addition, the embodiment also discloses a virtual line unit for converting the ultra-high speed universal serial bus signal into at least one low-speed universal serial bus signal, so that the original USB designed mouse and keyboard can be electrically connected to Switch the device. In this way, the switching device can be electrically connected to the display, the flash drive, the smart phone, the tablet computer, the mouse, the keyboard or other peripheral devices, and the present invention can improve the convenience of use of the switching device.

The above description is only an embodiment of the present invention, and is not intended to limit the scope of the invention.

1‧‧‧Switching device

11‧‧‧The first ultra-high speed universal serial bus

12‧‧‧Second SuperSpeed Universal Sequence Bus

21‧‧‧First conversion unit

211‧‧‧ first transmission end

212‧‧‧second transmission end

22‧‧‧Second conversion unit

223‧‧‧ third transmission end

224‧‧‧fourth transmission end

31‧‧‧First switching unit

32‧‧‧Second switching unit

14‧‧‧ Third conversion unit

16‧‧‧First output unit

18‧‧‧Second output unit

20‧‧‧Video output unit

9a, 9b‧‧‧ computer host

Claims (9)

A switching device includes: a first ultra-high speed universal sequence bus bar for receiving a first information, and the first ultra-high speed universal sequence bus bar is a connection port conforming to the general sequence bus bar 3.1 specification; a second The ultra-high speed universal sequence bus is configured to receive a second information, and the second ultra-high speed universal sequence bus is a connection that conforms to the general sequence bus 3.1 specification; a first conversion unit is electrically connected to the first An ultra-high speed universal sequence bus; a second conversion unit electrically connected to the second ultra-high speed universal sequence bus; a first switching unit electrically connected to the first conversion unit and the second conversion unit; The second switching unit is electrically connected to the first converting unit and the second converting unit; wherein the first converting unit converts and outputs a first video signal and a first ultra-high speed universal sequence bus signal according to the first information And the second converting unit converts and outputs a second video signal and a second ultra-high speed universal sequence bus signal according to the second information, and the first switching unit switches the An ultra-high speed Universal Serial Bus signal or the second ultra-high speed Universal Serial Bus signal output, the second switching unit to switch the first video signal or the second video signal output. The switching device of claim 1, wherein the first switching unit further includes a first hub component, a second hub component, and a first switching component, wherein the first hub component is electrically connected to the first converting component and The first switching element is electrically connected to the second converting unit and the first switching element, and the second switching unit is a video signal switch. The switching device of claim 2, further comprising a third converting unit, the third converting unit comprising a second switching component and a converting component, the second switching component electrically connecting the first collecting component, the first a second line component and the conversion component, the third conversion unit is configured to convert the first ultra-high speed universal sequence bus signal or the second ultra-high speed universal sequence bus signal into a first universal sequence bus signal or a first Two universal sequence bus signals. The switching device of claim 3, further comprising a video output unit, a first output unit and a second output unit, wherein the video output unit is electrically connected to the second switching unit, and the video output unit is configured to output the a first video signal or a second video signal, and the first output unit is electrically connected to the first switching component, where the first output unit is configured to output the first ultra-high speed universal sequence bus signal or the second ultra-high speed universal The second switching component is electrically connected to the first hub component and the second hub component, and the second output unit is configured to output the first universal sequence bus signal or the second universal sequence bus signal . The switching device of claim 4, wherein the video output unit is a high-resolution multimedia interface (HDMI), a video graphics array interface (VGA), a digital video interface (DVI), a D terminal, and a serial array. A digital interface or a digital video interface (DisplayPort). The first output unit is a port that conforms to the general sequence bus bar 3.1 specification, and the second output unit is a port that conforms to the universal sequence bus bar 3.0 or 2.0 specification. The switching device of claim 2, further comprising a virtual hub unit electrically connected to the first hub component and the second hub component, wherein the virtual hub unit is configured to transmit the first ultra-high speed universal sequence bus signal or The second ultra-high speed universal sequence bus signal is converted into at least one low speed universal sequence bus signal, the at least one low speed universal sequence bus signal is output through at least one third output unit, and the at least one third output unit is a mouse At least one of a port, a keyboard port, and a peripheral device port. The switching device of claim 1, wherein the first converting unit is a first message The first signal separator has a first transmission end and a second transmission end, and the first signal separator is configured to separate the first information into the first video signal and the first ultra-high speed universal sequence convergence The second signal splitter is a second signal splitter, the second signal splitter has a third transmit end and a fourth transmit end, and the second signal splitter is configured to separate the second information into the a second video signal and the second ultra-high speed universal sequence bus signal, wherein the first transmission end is configured to output the first ultra-high speed universal sequence bus signal, and the second transmission end is configured to output the first video signal, The third transmitting end is configured to output the second ultra-high speed universal sequence bus signal, and the fourth transmitting end is configured to output the second video signal. The switching device of claim 1, further comprising a processing unit and a control unit, the processing unit being electrically connected to the first switching unit and the second switching unit, the control unit being electrically connected to the processing unit. The switching device of claim 8, wherein the control unit is a button, an infrared sensor, a Bluetooth sensor or a wireless fidelity sensor, and the control unit is configured to receive a manipulation indication. The processing unit is outputted with a control signal, and the processing unit controls the switching operation of the switching unit according to the control signal.