TWM577134U - Kvm switch device and system - Google Patents

Abstract

Disclosed is a KVM switch device including a plurality of I/O ports, a plurality of wire concentrators, an image output port, an image signal converter, a plurality of host ports and a plurality of multimedia signal converters. Each of the plurality of wire concentrators is connected to the plurality of I/O ports. The image signal converter is connected to the image output port. Each of the plurality of multimedia signal converters is connected to one of the plurality of host ports and one of the plurality of wire concentrators. The multimedia signal converter analyzes a multimedia signal from the host port to generate an image output signal and a peripheral signal, and converts a peripheral signal from the I/O port to the multimedia signal. The host port is a USB Type-C port.

Description

Multi-host switching device and system

The present invention provides a multi-host switching device and system, and more particularly to a multi-host switching device and system using a USB Type-C port.

With the advancement of technology, the diversity of transmission lines and the incompatibility of transmission line connectors, organizations that develop transmission line specifications are expected to further integrate diverse transmission lines and develop USB Type-C and other related specifications. And due to the increase in the amount of transmission between the device and the device, the auxiliary drive to the transformation of the transmission line, and the development of USB 3.0 and other related specifications. Compared to the previous transmission line specifications, USB 3.0 and USB Type-C and other related transmission line specifications can transmit more transmission volume and faster transmission rate.

However, the multi-master switching device related to the transmission application does not provide a corresponding hardware upgrade, and thus causes disadvantages such as delay of switching between multiple hosts, delay of display screen, or insufficient resolution of display screen.

In order to provide a communication interface with better compatibility and large transmission capacity for the user to switch and control multiple computer devices, the present invention provides a multi-master switching device including a plurality of input/output ports, multiple hubs, and an image. An output port, an image signal converter, a plurality of host ports, and a plurality of multimedia signal converters. Each of the plurality of input and output ports is connected to an input/output device, and a plurality of input and output connections And transmitting or receiving at least one peripheral signal of the plurality of input and output devices. The plurality of hubs are connected to the plurality of input/output ports for transmitting and receiving at least one peripheral signal. The image output port is connected to a display for outputting an image to the display. The image signal converter is connected to the image output port for receiving an image output signal and converting the image output signal into an image for output to the image output port. Each of the plurality of host ports is connected to a host for transmitting a multimedia signal. Each of the plurality of multimedia signal converters is connected to one of the plurality of host ports and one of the plurality of hubs to parse the multimedia signals from one of the plurality of host ports to generate an image output signal and at least one peripheral signal, and convert At least one peripheral signal from the plurality of input and output devices is a multimedia signal. The multiple host ports are USB Type-C ports.

This creation also provides another multi-host switching system including: multiple hosts and a multi-host switching device. The multi-master switching device includes a plurality of input/output ports, a plurality of hubs, an image output port, an image signal converter, a plurality of host ports, and a plurality of multimedia signal converters. Each of the plurality of input/output ports is connected to an input/output device, and the plurality of input/output ports are configured to transmit and receive at least one peripheral signal of the plurality of input and output devices. The plurality of hubs are connected to the plurality of input/output ports for transmitting and receiving at least one peripheral signal. The image output port is connected to a display for outputting an image to the display. The image signal converter is connected to the image output port for receiving an image output signal and converting the image output signal into an image for output to the image output port. Each of the plurality of host ports is connected to a host for transmitting a multimedia signal. Each of the plurality of multimedia signal converters is connected to one of the plurality of host ports and one of the plurality of hubs to parse the multimedia signals from one of the plurality of host ports to generate an image output signal and at least one peripheral signal, and convert At least one peripheral signal from the plurality of input and output devices is a multimedia signal. The multi-host switching device connects a plurality of hosts through a plurality of host ports, connects a plurality of input/output devices through a plurality of input/output ports, and connects a display through an image output port. The multiple host ports are USB Type-C ports.

This multi-host switching device and system using USB Type-C port can transfer multimedia data only through a single transmission line to a host. It does not need to connect more than three transmission lines such as mouse, keyboard and display to reduce the excessive wire finishing. The complicated shortcomings can overcome the disadvantages of the delay of switching between multiple hosts by a general multi-master switching device, the delay of the display screen, or the lack of display resolution.

The above description of the present invention and the following description of the embodiments are provided to illustrate and explain the principles of the present invention, and to provide further explanation of the scope of the patent application of the present invention.

1‧‧‧Multi-host switching system

10‧‧‧Host, first host, second host, third host, fourth host

20‧‧‧Multi-host switching device

30‧‧‧Input and output device

40‧‧‧ display

201‧‧‧Import and export port埠

202‧‧‧ hub

203, 303‧‧‧Image output port埠

204, 304‧‧‧Image Signal Converter

205‧‧‧Host connection埠

206‧‧‧Multimedia signal converter

207, 307‧‧‧ power supply

208, 308‧‧‧ switch

209, 309‧‧‧ control interface

301‧‧‧First input/output port, second input/output port, third output port, and fourth port

302‧‧‧first hub, second hub, third hub, fourth hub

305‧‧‧1st host port, second host port, third host port, fourth host port埠

306‧‧‧first multimedia signal converter, second multimedia signal converter, third multimedia signal converter, fourth multimedia signal converter

FIG. 1 is a block diagram of a multi-host switching system illustrated in an exemplary embodiment of the present invention.

FIG. 2 is a block diagram of a multi-host switching apparatus according to an exemplary embodiment of the present invention.

FIG. 3 is a block diagram of a multi-host switching apparatus according to another exemplary embodiment of the present invention.

Various illustrative embodiments are described more fully hereinafter with reference to the accompanying drawings. However, the inventive concept may be embodied in many different forms and should not be construed as being limited to the illustrative embodiments set forth herein. Rather, these exemplary embodiments are provided so that this description will be thorough and complete, and the scope of the inventive concept will be fully conveyed to those skilled in the art. In the figures, like numerals are used to indicate like elements.

It will be understood that, although the terms first, second, third, etc. may be used herein to describe various elements or components, these elements or components are not limited by these terms. These terms are only used to distinguish one element or component from another. Thus, a first element or component discussed below may be termed a second element or a second component without departing from the teachings of the present invention.

Please refer to FIG. 1 and FIG. 2 , which are block diagrams of a multi-host switching system according to an exemplary embodiment of the present invention, and a block diagram of a multi-host switching apparatus according to an exemplary embodiment.

The multi-host switching system 1 includes a plurality of hosts 10, a multi-host switching device 20, a plurality of input/output devices 30, and a display 40. The plurality of input/output devices 30 are, for example, a keyboard, a mouse, and/or a printer, a flash drive, etc., but the present invention does not limit the type of the input device.

The multi-master switching device 20 includes a plurality of input/output ports 201, a plurality of hubs 202, an image output port 203, an image signal converter 204, a plurality of host ports 205, a plurality of multimedia signal converters 206, and a power source. The supplier 207, a switch 208, and a control interface 209.

The multi-master switching device 20 connects a plurality of host computers 10 via a plurality of host ports 205, connects a plurality of input/output devices 30 through a plurality of input/output ports 201, and connects the display devices 40 via a video output port 203.

In the multi-master switching device 20, each hub 202 is connected to a plurality of input/output ports 201, the image signal converter 204 is connected to the image output port 203, and the plurality of multimedia signal converters 206 are connected to the image signal converter 204 and each multimedia The signal converter 206 is connected to a hub 202 and a host port 205, the control interface 209 is connected to the switch 208 and the plurality of multimedia signal converters 206, and the power supply 207 is connected to the plurality of input/output ports 201 and the plurality of hubs 202. An image output port 203, an image signal converter 204, a plurality of host ports 205, and a plurality of multimedia signal converters 206. In this embodiment, the plurality of host ports 205 are USB Type-C ports. Preferably, the video output port 203 is a USB Type-C port, and/or the plurality of I/O ports 201 are USB or USB Type-C ports.

Each of the input/output ports 201 is connected to an input/output device 30 for transmitting an input or output of the input/output device 30 to at least one peripheral signal. For example, the user can The desired string is typed on the keyboard, so that the multi-master switching device 20 receives the user's input on the keyboard through the input/output port 201. For example, the user can click a button on the mouse to print, so that the multi-master switching device 20 outputs the desired printed data to the printer through the input/output port 201 for printing.

The image output port 203 is connected to a display 40 for outputting an image to the display 40. The image signal converter 204 is connected to the image output port 203 for receiving an image output signal from the multimedia signal converter 206 and converting the image output signal into an image for output to the image output port 203.

Each host port 205 is connected to a host 10 for transmitting and receiving a multimedia signal. Each multimedia signal converter 206 is connected to a host port 205 and a hub 202 for parsing the multimedia signal from the host port 205 to generate an image output signal and transmitting it to the display 40, and generating at least one peripheral signal and transmitting to The corresponding input/output device 201, and at least one peripheral signal from the plurality of input/output devices 201 are converted into multimedia signals and transmitted to the corresponding host 10.

The power supply 207 is configured to provide power to a plurality of input/output ports 201, a plurality of hubs 202, an image output port 203, an image signal converter 204, a plurality of host ports 205, and a plurality of multimedia signal converters 206.

The control interface 209 is connected to the switch 208 and the plurality of multimedia signal converters 206 for setting a usage mode between the plurality of multimedia signal converters 206 according to a switching signal of the switch 208. Preferably, the image output signal and a transmission rate of the at least one peripheral signal are set by the switch 208.

The following examples are merely illustrative of the multi-master switching device 20 and system 1 of the present creation, but the present invention is not limited thereto.

Please refer to FIG. 3 , which is a block diagram of a multi-host switching apparatus according to another exemplary embodiment of the present invention.

In an example, the plurality of input/output ports 201 include a first input/output port 301, a second input/output port 301, a third input/output port 301, and a fourth input/output port 301, wherein the first output is Connection 埠 301 is connected to the keyboard, and the second output is connected. The interface 301 is connected to the mouse and the third input/output port 301 is connected to the printer. The plurality of hubs 202 include a first hub 302, a second hub 302, a third hub 302, and a fourth hub 302, wherein the first hub 302, the second hub 302, the third hub 302, and the fourth hub 302 are individually connected to the first The input/output port 301, the second input/output port 301, the third input/output port 301, and the fourth output port 301 are connected. The plurality of host ports 205 include a first host port 305, a second host port 305, a third host port 305, and a fourth host port 305, wherein the first host port 305 is connected to the first host 10, the second The host port 305 is connected to the second host 10, the third host port 305 is connected to the third host 10, and the fourth host port 305 is connected to the fourth host 10. The plurality of multimedia signal converters 206 include a first multimedia signal converter 306, a second multimedia signal converter 306, a third multimedia signal converter 306, and a fourth multimedia signal converter 306, wherein A multimedia signal converter 306 is connected to the first hub 302 and the first host port 305, and the second multimedia signal converter 306 is connected to the second hub 302 and the second host port 305, and the third multimedia. The signal converter 306 is connected to the third hub 302 and the third host port 305 and the fourth multimedia signal converter 306 to connect the fourth hub 302 and the fourth host port 305. The image signal converter 304 is connected to the image output port 303, the first multimedia signal converter 306, the second multimedia signal converter 306, the third multimedia signal converter 306, and the fourth multimedia signal converter. 306. Among them, the number of hubs, the number of multimedia signal converters, and the number of host ports are the same. The number of input and output ports, the number of hubs, the number of host ports, and the number of multimedia signal converters are only examples. The present invention does not limit the number of input and output ports, the number of hubs, and the host port. The number and number of multimedia signal converters.

In an example, the user is using the first host 10, the user is operating the keyboard and the mouse to input peripheral signals to the first input/output port 301 and the second input/output port 301, and the peripheral signals are transmitted through the first input and output. The port 301 and the second input/output port 301 are transmitted to the first hub 302, and the first multimedia signal converter 306 receives The peripheral signal from the first hub 302 is converted into a multimedia signal and transmitted to the first host 10 through the first host port 305. In addition, another multimedia signal is transmitted from the first host 10 to the first multimedia signal converter 306 through the first host port 305, and the first multimedia signal converter 306 parses the multimedia signal to generate an image output signal transmission. The image signal converter 304 and another peripheral signal are transmitted to the first hub 302. Then, the image signal converter 304 converts the image output signal into an image, and transmits the image to the display 40 through the image output port 303. Another peripheral signal is then transmitted to or fed back to the keyboard and mouse via the first input/output port 301 and the second input/output port 301.

In an example, the user inserts a flash drive into the fourth output port 301, and the first host 10 detects the presence of the pen drive and reads the contents of the pen drive. When the user clicks on a file of the pen drive When the printing is performed, the peripheral signal of the user clicking the mouse is transmitted to the first multimedia converter 306 through the second input/output port 301 and the first hub 302, and the first multimedia converter 306 converts the peripheral signal into The multimedia signal is then transmitted to the first host 10 through the first host port 305. Then, when the first host 10 transmits the file to the printer, the first host transmits the multimedia signal of the printed file to the first multimedia converter 306 through the first host port 305, and the first multimedia converter The 306 parses the multimedia signal to generate an image output signal and a peripheral signal of the printed file, and transmits the peripheral signal to the printer through the first hub 302 and the third output port 301 for printing.

In an example, the user inserts a smart device into the fourth input/output port 301 via a transmission line. In addition to the user accessing the smart device through the first host 10, the power supply 307 also provides Power is passed to the fourth output port 301 to charge the smart device.

In an example, the user can switch on the switch 308 to generate a switching signal, and the control interface 309 sets the image output signal and the peripheral signal in the first multimedia signal converter 306 according to the switching signal of the switch 308. A transmission rate, such as increasing or decreasing the resolution of the image output and/or the transmission rate of the surrounding signals.

Therefore, the multi-host switching device and system using USB Type-C port can create multimedia data by connecting only one host through a single transmission line, without connecting three or more transmission lines such as mouse, keyboard and display to reduce the host. The shortcomings of too many wires are complicated, and can overcome the shortcomings of the general multi-host switching device switching between multiple hosts, the delay of the display screen, or the lack of resolution of the display screen, and also provide better compatibility. And a transmission interface with a large amount of transmission for the user to switch and control a plurality of host devices.

In summary, 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.

Claims (9)

A multi-master switching device includes: a plurality of input/output ports, each of the plurality of input/output ports is connected to an input/output device, and the plurality of input/output ports are configured to transmit and receive one of the plurality of input and output devices Inputting or outputting at least one peripheral signal; a plurality of hubs, wherein the plurality of hubs are connected to the plurality of input/output ports for transmitting and receiving the at least one peripheral signal; and an image output port, the image output port Connecting a display for outputting an image to the display; an image signal converter, the image signal converter is connected to the image output port for receiving an image output signal and converting the image output signal into The image is outputted to the image output port; a plurality of host ports are connected, each of the plurality of host ports is connected to a host for transmitting a multimedia signal; and a plurality of multimedia signal converters, each The plurality of multimedia signal converters are correspondingly connected to one of the plurality of host ports and one of the plurality of hubs for parsing The multimedia signals of one of the plurality of host ports to generate the image output signal and the at least one peripheral signal, and converting the at least one peripheral signal from the plurality of input and output devices to the multimedia a signal; wherein the plurality of host ports are USB Type-C ports. The multi-master switching device of claim 1, further comprising a power supply connected to provide power to the plurality of input/output ports, the plurality of hubs, the image output port, and the image signal a converter, the plurality of host ports, and the plurality of multimedia signal converters. The multi-host switching device of claim 1, further comprising: a switch; and a control interface, wherein the control interface is connected to the switch and the plurality of multimedia signal converters for using the switch a switching signal to be in the The usage mode is set between a plurality of multimedia signal converters. The multi-master switching device of claim 3, wherein the image output resolution and a transmission rate of the at least one peripheral signal are set by the switch. The multi-host switching device of claim 1, wherein the image output port is a USB Type-C port. The multi-host switching device of claim 1, wherein the plurality of input/output ports are USB or USB Type-C ports. The multi-host switching device of claim 1, wherein the plurality of input and output devices are a keyboard, a mouse, a printer, a flash drive, and the like. A multi-host switching system, comprising: a plurality of hosts; and a multi-master switching device as claimed in any one of claims 1 to 6, connecting the plurality of hosts through a plurality of host ports, through a plurality of outputs The input port connects a plurality of input and output devices, and connects to a display through an image output port; wherein the plurality of host ports are USB Type-C ports. The multi-host switching system of claim 8, wherein the at least one input/output device is a keyboard, a mouse, a printer, and a flash drive.