TWM517359U - Switching device - Google Patents

Description

Switching device

The present invention is to provide a switching device, in particular, 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 is to provide a switching device that transmits the design of an input port that conforms to two specifications of the universal serial bus bar 3.1 and converts it into a plurality of types of output ports, thereby improving the usability of the switching device.

The present invention provides a switching device including a first ultra-high speed universal sequence convergence The row, a second ultra-high speed universal sequence bus, a switching unit and a first converting 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 switching unit is electrically connected to the first ultra-high speed universal sequence bus and the second ultra-high speed universal sequence bus. The first conversion unit is connected to the switching unit. The switching unit switches the first information or the second information to transmit the first information or the second information to the first converting unit, and the first converting unit converts and outputs a first video signal and a first super according to the first information. The high-speed universal sequence bus signal, or the first conversion unit converts and outputs a second video signal and a second ultra-high speed universal sequence bus signal according to the second information.

The specific means of this creation is to utilize a switching device to pass through the design of two input ports conforming to the general sequence bus 3.1 specification and convert it into a plurality of types of output ports, for example, conforming to the universal sequence bus 3. 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 creation can really improve the convenience of the switching device.

In order to further understand the techniques, methods and effects of this creation, please refer to the following detailed description and drawings of the creation. The above description of the creation and the description of the following embodiments are for further explanation. The technical means of creation and the achievement of the effect, but the embodiments and drawings described are provided for reference only, and are not intended to limit the creation.

1, 1a‧‧‧Switching device

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

12‧‧‧Second SuperSpeed Universal Sequence Bus

14‧‧‧Switch unit

141‧‧‧First line component

142‧‧‧Second line component

144‧‧‧Switching components

146‧‧‧Virtual hub components

16‧‧‧First conversion unit

161‧‧‧First transmission end

162‧‧‧second transmission end

18‧‧‧Second conversion unit

20‧‧‧Processing unit

22‧‧‧Control unit

24‧‧‧Video output unit

26‧‧‧First output unit

28‧‧‧Second output unit

30a, 30b‧‧‧ third output unit

9a, 9b‧‧‧ computer host

D1‧‧‧ display

K1‧‧‧ keyboard

M1‧‧‧ mouse

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 of FIG. 3.

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 switching unit 14, a first converting unit 16, a second converting unit 18, and a first The output unit 26, a second output unit 28, and a video output unit 24. 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 switching unit 14 is electrically connected to the first ultra-high speed universal sequence bus 11 , the second ultra-high speed universal sequence bus 12 and the first conversion unit 16 . The first conversion unit 16 is electrically connected to the video output unit 24, the first output unit 26, and the second conversion unit 18. The second conversion unit 18 is electrically connected to the first conversion unit 16 and the second output unit 28 . 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 servo devices, computer devices, main control devices or other computer devices having a universal serial bus connection port. The first output unit 26, the second output unit 28, and the video output unit 24 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. This embodiment does not limit the aspects of the first and second ultra-high speed universal sequence bus bars 11, 12.

In practice, the Universal Sequence Bus 3.1 specification is similar to the Universal Sequence Bus 3.0 specification, and the Universal Sequence Bus 3.1 specification adds a new type-C interface. its 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.

For convenience of description, the switching unit 14 of the present embodiment is used to switch the first and second ultra-high speed universal sequence bus bars 11, 12 for explanation. That is to say, the switching unit 14 is, for example, an information switcher. The switching unit 14 is configured to switch the transmission path of the first information or the second information. The switching unit 14 is realized, for example, by 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 aspect of the switching unit 14.

It should be noted that the switching unit 14 is controlled by a processing circuit (not shown) or a control circuit (not shown) in the switching device 1. The switching unit 14 can perform a switching operation to transmit the first information output by the computer host 9a to the first and second output units 26, 28 and the video output unit 24, or to output the first output by the computer host 9b. The second information is transmitted to the first and second output units 26, 28 and the video output unit 24 for output.

Next, the first conversion unit 16 is, for example, a signal separator. The signal separator has a first transmission end 161 and a second transmission end 162. The signal separator is configured to separate the first information into the first video signal and the first ultra-high speed universal sequence bus signal, or the signal separator is configured to separate the second information into the second video signal and the second super high Fast universal sequence bus signal.

The first transmission end 161 is configured to output a first video signal or a second video signal, and the second transmission end 162 is configured to output a first ultra-high speed universal sequence bus signal or a second ultra-high speed universal sequence bus signal. In other words, the signal separator is used to separate the information output by the host computers 9a, 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 converting unit 16 of the embodiment is configured to offload the ultra-high speed universal sequence bus signal and the video signal.

Briefly, the switching unit 14 switches the information transmitted by one of the two computer hosts 9a, 9b to the first conversion unit 16, and after being converted or separated by the first conversion unit 16, so that the first conversion unit 16 outputs the super High-speed universal serial bus signal and video signal. For example, the first converting unit 16 converts and outputs a first video signal and a first ultra-high speed universal sequence bus signal according to the first information, or the first converting unit 16 converts and outputs a second video signal according to the second information. A second ultra-high speed universal sequence bus signal.

In other words, the switching unit 14 switches the first information or the second information to transmit the first information or the second information to the first converting unit 16. The first converting unit 16 converts and outputs a first video signal and a first ultra-high speed universal sequence bus signal according to the first information, or the first converting unit 16 converts and outputs a second video signal according to the second information. A second ultra-high speed universal sequence bus signal.

In addition, the second conversion unit 18 is electrically connected to the second transmission end 162 of the signal separator, and the second conversion unit 18 is configured to convert the first ultra-high speed universal sequence bus signal or the second ultra-high speed universal sequence bus signal into one. The first universal sequence bus signal or a second universal sequence bus signal.

The second converting unit 18 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, approximately 5Gbit/s transmission rate signal. 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 24 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 24. The other output unit 26 is, for example, a port that conforms to the specification of the universal sequence bus 3. The second output unit 28 is, for example, a port that conforms to the specification of the universal sequence bus 3.0 or 2.0. This embodiment does not limit the aspects of the first and second output units 26, 28.

The video output unit 24 and the first output unit 26 are electrically connected to the first conversion unit 16. The video output unit 24 is configured to output a first video signal or a second video signal. The first output unit 26 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 28 is electrically connected to the second conversion unit 18 . The second output unit 28 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 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 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. Display D1 The video output unit 24 of the switching device 1 is electrically connected. The switching device 1 further includes a first and a second output unit 26, 28.

In practice, the first output unit 26 is, for example, a port that conforms to the specification of the Universal Sequence Bus 3.1. The second output unit 28 is, for example, a port of the Universal Serial Bus 3.0 specification. That is to say, the user can use the high-speed transmission rate of the smart phone, tablet, flash drive, mouse, keyboard or peripheral device through the universal serial bus 3.0 specification connection, and the user through the universal serial bus 3.1 specification The port can use ultra-high-speed transmission rate electronic devices, such as high-end smart phones, 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 26 is, for example, two, three or more. The number of the second output units 28 is, for example, two, three or more. The number of video output units 24 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 26, the second output unit 28, the video output unit 24, and the display D1 can be designed according to actual needs or by different numbers. This embodiment does not limit the number of the computer main units 9a, 9b, the ultra-high speed universal serial bus bars 11, 12, the first output unit 26, the second output unit 28, the video output unit 24, and the 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 20, a manipulation unit 22 and at least a third output unit 30a, 30b.

Then, the processing unit 20 is electrically connected to the switching unit 14 and the manipulation unit 22. The manipulation unit 22 is electrically connected to the processing unit 20. In practice, processing unit 20 is implemented, for example, as a processor, microprocessor, processing circuit, or control circuit. This embodiment does not limit the aspect of the processing unit 20.

The control unit 22 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 22. The control unit 22 is configured to receive a manipulation indication to output a control signal to the processing unit 20. The processing unit 20 controls the switching operation of the switching unit 14 according to the manipulation signal.

It should be noted that the switching unit 14 further includes a first hub component 141, a second hub component 142, a switching component 144, and a virtual hub component 146. The first hub component 141 is electrically connected to the first ultra-high speed universal sequence bus bar 11 and the switching component 144. The second hub component 142 is electrically connected to the second ultra-high speed universal sequence bus 12 and the switching component 144. The switching element 144 is electrically connected to the first conversion unit 16.

In practice, the first hub component 141 is, for example, a wafer or circuit of a hub. Similarly, the second hub component 142 is, for example, a wafer or circuit of a hub. The switching element 144 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 141, 142 and the switching member 144.

The virtual hub component 146 is electrically connected to the first hub component 141 and the second hub component 142. The virtual hub component 146 is configured to convert the first information or the second information into at least one low speed universal sequence bus signal. The virtual hub component 146 is configured to use the ultra-high speed universal sequence bus signal in the information and convert the ultra-high speed universal sequence bus signal to at least one low speed universal sequence bus signal.

The virtual hub component 146 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. At least one low speed universal sequence bus signal is output via at least one third output unit 30a, 30b. The at least one third output unit 30a, 30b is, for example, at least one of a mouse connection port, a keyboard port, and a peripheral device port.

The virtual hub component 146 is, for example, a chip that passes through a virtual hub (Virtual Hub) or The circuit is implemented. This embodiment does not limit the aspect of the virtual hub component 146. In practice, the processing unit 20 forwards the terminal of the previously planned virtual hub component 146 and its settings back to the computer hosts 9a, 9b, so that the computer host 9a, 9b recognizes the virtual hub component 146 and assigns a USB address to the USB address. This virtual hub component 146.

The virtual hub component 146 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 second conversion unit 18 includes a switch (not shown) and a conversion component (not shown). The switch is electrically connected to the first conversion unit 16 and the conversion element. The second conversion unit 18 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 switch 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 switch. The conversion element is realized, for example, by a conversion circuit or a conversion chip. This embodiment does not limit the aspect of the conversion element. The conversion component 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 1a.

4 is a schematic diagram of a switching device according to another embodiment of the present invention of FIG. 3. Please refer to Figure 4 and Figure 3. FIG. 4 shows two computer mainframes 9a, 9b, a switching device 1a, a mouse M1, a keyboard K, a control unit 22, 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 24 of the switching device 1a. The switching device 1a further includes a first output unit 26, a second output unit 28, and two third output units 30a, 30b.

For convenience of explanation, the manipulation unit 22 of the present embodiment is illustrated by a button. The button is disposed on the switching device 1. Therefore, the user can press a button to switch one of the computer hosts 9a, 9b to output the information to the output units 24, 26, 28, 30a, 30b. In other embodiments, the manipulation unit 22 is implemented, for example, by an infrared sensor, a Bluetooth sensor, or a wireless fidelity sensor. This embodiment does not limit the aspect of the manipulation unit 22.

In practice, the first output unit 26 is, for example, a port that conforms to the specification of the Universal Sequence Bus 3.1. The second output unit 28 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 of the smart phone, the tablet computer, the mouse M1, the keyboard K, the flash drive or the peripheral device through the output units 24, 26, 28, 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. By the way, the convenience of the switching device 1a is improved.

In addition, the user can control the switching device 1a through the button, so that the switching 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 a button, whereby the user can manipulate the computer host 9a through the mouse M1, the keyboard K, and the display D1.

In addition, when the user wants to change another computer host 9b, the user can press The button controls the output of the computer host 9b, so that the user can manipulate the computer host 9b through the mouse M1, the keyboard K and the display D1. 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, conforming to the 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 separator for separating the information output by the host computer into an ultra-high speed universal serial bus signal and a video signal. In addition, the embodiment also discloses a virtual line component 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 creation can really improve the convenience of the switching device.

This creation has already met the requirements of the new patent and applied in accordance with the law. However, the above disclosures are only preferred embodiments of the present invention, and the scope of rights of the present invention cannot be limited thereto. Therefore, the equal changes or modifications made according to the scope of the application of the present application are still covered by the present application.

1‧‧‧Switching device

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

12‧‧‧Second SuperSpeed Universal Sequence Bus

14‧‧‧Switch unit

16‧‧‧First conversion unit

161‧‧‧First transmission end

162‧‧‧second transmission end

18‧‧‧Second conversion unit

24‧‧‧Video output unit

26‧‧‧First output unit

28‧‧‧Second 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 bar is configured to receive a second information, and the second ultra-high speed universal sequence bus bar is a connection port conforming to the general sequence bus bar 3.1 specification; a switching unit electrically connecting the first ultra-high speed a universal sequence bus and the second ultra-high speed universal sequence bus; and a first conversion unit electrically connected to the switching unit; wherein the switching unit switches the first information or the second information to make the first The information or the second information is transmitted to the first conversion unit, and the first conversion unit converts and outputs a first video signal and a first ultra-high speed universal sequence bus signal according to the first information, or the first conversion The unit converts and outputs a second video signal and a second ultra-high speed universal sequence bus signal according to the second information. The switching device of claim 1, wherein the switching unit further comprises a first hub component, a second hub component and a switching component, wherein the first hub component is electrically connected to the first ultra-high speed universal sequence bus and The switching element is electrically connected to the second ultra-high speed universal sequence bus and the switching component, and the switching component is electrically connected to the first converting unit. The switching device of claim 1, wherein the first converting unit is a signal splitter, the signal splitter has a first transmitting end and a second transmitting end, wherein the signal separating unit is configured to separate the first information into The first video signal and the first ultra-high speed universal sequence bus signal, the signal separator is configured to separate the second information into the second video signal and the second ultra-high speed universal sequence bus signal, where the first The transmitting end is configured to output the first video signal or the second video The second transmission end is configured to output the first ultra-high speed universal sequence bus signal or the second ultra-high speed universal sequence bus signal. The switching device of claim 3, further comprising a second converting unit electrically connected to the second transmitting end of the signal splitter, the second converting unit for using the first ultra-high speed The universal sequence bus signal or the second ultra-high speed universal sequence bus signal is converted into a first universal sequence bus signal or a second universal sequence bus signal. The switching device of claim 4, further comprising a video output unit, a first output unit, and a second output unit, wherein the video output unit and the first output unit are electrically connected to the first conversion unit, the video The output unit is configured to output the first video signal or the second video signal, 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 sequence bus signal, the second The output unit is electrically connected to the second conversion unit, 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 5, 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, wherein the switching unit further comprises a virtual hub component, the virtual hub component electrically connecting the first hub component and the second hub component, the virtual hub component used to The 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, and the at least one low-speed universal sequence bus signal is output through at least one third output unit, the at least one The third output unit is at least one of a mouse connection port, a keyboard port, and a peripheral device port. The switching device of claim 1, further comprising a processing unit and a control unit, the processing unit being electrically connected to the 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.