TWI535240B - Remote management system and remote management method - Google Patents

Description

Remote management system and remote management method

The present invention relates to remote management, and more particularly to a remote management system and a remote management method.

In general, when a traditional KVM (KVM) needs to be expanded to connect to more computers, it can be compared with other stations through Daisy chain or Cascading. The KVM switches are connected to each other. However, the traditionally used daisy chain or serial KVM switch expansion method still has the following disadvantages: (1) the data signal can only be transmitted in one direction and cannot be accessed in both directions; (2) the number of extended levels has a certain degree. Restricted, can not be arbitrarily expanded; (3) limited by the length of the transmission cable; (4) can not be expanded to different types of KVM switches; (5) the connector is too large, not only easy to cause cable Loose, too much area is occupied, resulting in fewer connections.

Therefore, the present invention proposes a remote management system and a remote management method to solve the above problems encountered in the prior art.

A specific embodiment of the present invention is a remote management system. In this embodiment, the remote management system includes at least a first remote management device and a second remote management device. The first remote management device enables the first central control device to be coupled to and control the first target computer, and the first target computer can output the first analog image signal. The second remote management device enables the second central control device to be coupled to and control the second target computer, and the second target computer can output the second analog image signal.

The first remote management device includes at least a first analog/digital conversion module, a first image encoding/decoding module, a first interconnect port module, and a first digital/analog conversion module. The first analog/digital conversion module is configured to convert the first analog video signal into the first digital video signal. the first The image encoding/decoding module is configured to convert the first digital image signal into a first image data.

The second remote management device includes at least a second analog/digital conversion module, a second image encoding/decoding module, a second interconnection port module, and a second digital/analog conversion module. The second analog/digital conversion module is configured to convert the second analog video signal into a second digital video signal. The second image encoding/decoding module is configured to convert the second digital image signal into the second image data.

The first interconnect port module transmits the first image data to the second remote management device via the second interconnect port module, or receives the second remote management device via the second interconnect port module. Second image data; the second interconnect port module transmits the second image data to the first remote management device via the first interconnect port module, or receives the first remote management through the first interconnect port module The first image data transmitted by the device; the first digital/analog conversion module converts the second image data into a third image signal to display the third image signal on the first screen of the first central control device; The digital/analog conversion module converts the first image data into a fourth image signal to display a fourth image signal on the second screen of the second central control device.

In an embodiment, the first interconnect port module or the second interconnect port module includes at least an RJ-45 connector, so that the CAT-5 cable can be connected between the first remote management device and the second remote management device. The lines form an interconnection.

In an embodiment, the first interconnect port module further transmits the first image data to the first central control computer via the network.

In an embodiment, the second interconnect port module further transmits the second image data to the second central control computer via the network.

In an embodiment, the first central control device can further send a first keyboard/mouse signal, and the first interconnect port module can further transmit the first keyboard/mouse signal to the second interconnect port module to The second remote management device further enables the first central control device to control the second target computer.

In an embodiment, the second central control device can further send a second keyboard/mouse signal, and the second interconnect port module can further transmit the second keyboard/mouse signal to the first interconnect port module to The first remote management device further enables the second central control device to control the first target computer.

In an embodiment, the first interconnect port module can exchange the first image data and the second image data with the second interconnect port module according to the UDP protocol in the TCP/IP protocol group.

In an embodiment, the first interconnect port module is further operable via a network switcher The second interconnect port module exchanges the first image data and the second image data.

In an embodiment, the first interconnect port module exchanges the first image data and the second image data with the second interconnect port module according to the IP layer protocol of the TCP/IP protocol group.

In an embodiment, the first interconnect port module can exchange the first image data and the second image data with the second interconnect port module according to the MAC layer protocol.

Another embodiment of the present invention is a remote management method. In this embodiment, the remote management method includes at least the following steps: (a) providing a first remote management device, and the first remote management device has a first interconnect port module; (b) transmitting through the first remote end The management device couples the first central control device to the first target computer, so that the first central control device can control the first target computer; (c) provides the second remote management device, and the second remote management device has the second Interconnecting the port module; (d) coupling the second central control device to the second target computer via the second remote management device, enabling the second central control device to control the second target computer; and (e) transmitting the first The interconnect port module and the second interconnect port module form an interconnection between the first remote management device and the second remote management device and can exchange data with each other, thereby enabling the first central control device to pass through the second far The end management device controls the second target computer, and the second central control device controls the first target computer via the first remote management device.

Another embodiment of the present invention is also a remote management method. In this embodiment, the remote management method includes at least the following steps: (a) providing a first remote management device, and the first remote management device has a first interconnect port module; (b) transmitting through the first remote end The management device couples the first central control computer to the first target computer, so that the first central control computer can control the first target computer via the network; (c) provides the second remote management device, and the second remote management device Having a second interconnect port module; (d) coupling the second central control computer to the second target computer through the second remote management device, so that the second central control computer can control the second target computer via the network; (e) interconnecting the first remote management device and the second remote management device through the first interconnect port module and the second interconnect port module, and exchanging data with each other, thereby enabling the first central control The computer can control the second target computer via the second remote management device, and the second central control computer can control the first target computer via the first remote management device.

Compared with the prior art, the remote management system and the remote management method according to the present invention achieve the following functions and advantages through the interconnection port modules of the remote management devices: (1) the data signals can be mutually accessed in two directions; (2) The number of expanded levels is not limited, and can be expanded arbitrarily; (3) is not restricted In the length of the transmission cable, there is no limit to the distance; (4) can be extended to different types of remote management devices; (5) no need to set the connector, effectively solve the problem of loose cable and occupy too much area.

The advantages and spirit of the present invention will be further understood from the following detailed description of the invention.

1‧‧‧Remote Management System

R1~R7‧‧‧First Remote Management Device~Seventh Remote Management Device

C1~C3‧‧‧First Central Control Unit~Third Central Control Unit

T1~T3‧‧‧first target computer~third target computer

IP1~IP7‧‧‧First Interconnect Port Module~Seventh Interconnect Port Module

AMS1~AMS2‧‧‧first analog video signal~second analog video signal

MS1~MS2‧‧‧first image data~second image data

KM1~KM2‧‧‧First keyboard/mouse signal~Second keyboard/mouse signal

AMS1’~AMS2’‧‧‧Fourth analog image signal~third analog image signal

DMS1~DMS2‧‧‧first digital image signal~second digital image signal

DMS1'~DMS2'‧‧‧ fourth digital image signal ~ third digital image signal

ADC1~ADC2‧‧‧First Analog/Digital Converter Module~Second Analog/Digital Converter Module

CODEC1~CODEC2‧‧‧First Image Encoding/Decoding Module~Second Image Encoding/Decoding Module

TSR1~TSR2‧‧‧first transmission/reception module~second transmission/reception module

DAC1~DAC2‧‧‧First digit/analog conversion module~Second digit/analog conversion module

SW1~SW3‧‧‧First Switcher~Third Switcher

B1~B2‧‧‧First branch~Second branch

S10~S26‧‧‧ Process steps

1 is a schematic diagram of a remote management system in accordance with an embodiment of the present invention.

2 is a schematic diagram of the first remote management device transmitting the first image data to the second remote management device through the first interconnect port module.

FIG. 3 is a schematic diagram showing the second remote management device transmitting the second image data to the first remote management device through the second interconnect port module.

FIG. 4 is a schematic diagram showing the expansion of the remote management device through the first switch.

FIG. 5 is a schematic diagram showing the expansion of the remote management device through the first switch to the third switch.

6 is a flow chart showing a remote management method according to another embodiment of the present invention.

FIG. 7 is a flow chart showing a plurality of sub-steps S180 to S187 included in step S18 of FIG. 6.

FIG. 8 is a flow chart showing a remote management method according to still another embodiment of the present invention.

A preferred embodiment of the present invention is a remote management system. In this embodiment, the remote management system includes at least two remote management devices, and each of the two remote management devices is coupled between the central control device and the target computer, but not This is limited to this.

Please refer to FIG. 1. FIG. 1 is a diagram showing the remote management system in this embodiment. intention. As shown in FIG. 1, the remote management system 1 includes a first remote management device R1 and a second remote management device R2. The first remote management device R1 enables the first central control device C1 to be coupled to and control the first target computer T1, and the first target computer T1 can output the first analog image signal AMS1 to the first remote management device R1. The second remote management device R2 enables the second central control device C2 to be coupled to and control the second target computer T2, and the second target computer T2 can output the second analog image signal AMS2 to the second remote management device R2.

The first remote management device R1 includes a first interconnect port module IP1 and the second remote management device R2 includes a second interconnect port module IP2. The first interconnect port module IP1 of the first remote management device R1 is coupled to the second interconnect port module IP2 of the second remote management device R2. In an embodiment, the first interconnect port module IP1 or the second interconnect port module IP2 includes at least one RJ-45 connector to enable the first remote management device R1 and the second remote management device R2. The CAT-5 cable can be interconnected, but not limited to this.

The first remote management device R1 transmits the first image data MS1 to the second remote management device R2 via the second interconnection port module IP2 through the first interconnection port module IP1, or through the first interconnection port module. The group IP1 receives the second image data MS2 transmitted from the second remote management device R2 via the second interconnection port module IP2. Similarly, the second remote management device R2 transmits the second image data MS2 to the first remote management device R1 via the first interconnection port module IP1 through the second interconnection port module IP2, or the second remote end. The management device R2 receives the first image data MS1 transmitted by the first remote management device R1 via the first interconnection port module IP1 through the second interconnection port module IP2.

In addition, the first central control device C1 can also issue the first keyboard/mouse signal KM1 to the first remote management device R1, and the first remote management device R1 can transmit the first keyboard through the first interconnection port module IP1. The mouse signal KM1 is transmitted to the second remote management device R2 via the second interconnection port module IP2, and then transmitted to the second target computer T2 by the second remote management device R2, thereby enabling the first central control device C1 to Control the second target computer T2. Similarly, the second central control device C2 can also issue the second keyboard/mouse signal KM2 to the second remote management device R2, and the second remote management device R2 can be second through the second interconnection port module IP2. The keyboard/mouse signal KM2 is transmitted to the first remote management device R1 via the first interconnect port module IP1, and then transmitted to the first target computer T1 by the first remote management device R1, thereby enabling the second central control device C2. Can control the first target computer T1.

It can be seen from the above that the first remote port management module R1 and the second remote management device R2 in the remote management system 1 of the present invention can pass through the first interconnect port module IP1 and the second interconnect port module IP2. The two-way transmission of the image data and the keyboard/mouse signal is performed, and the transmission direction of the image data and the keyboard/mouse signal are opposite to each other. In the following embodiments, the two-way transmission of image data is mainly described.

Referring to FIG. 2 and FIG. 3, FIG. 2 and FIG. 3 respectively illustrate a first interconnect port module IP1 of the first remote management device R1 and a second interconnect port module of the second remote management device R2. Schematic diagram of bidirectional image data transmission between IP2.

As shown in FIG. 2, the first remote management device R1 includes a first analog/digital conversion module ADC1, a first image encoding/decoding module CODEC1, a first transmission/reception module TSR1, and a first interconnection port module. IP1 and first digit/analog conversion module DAC1. The first analog/digital conversion module ADC1 is coupled to the first target computer T1 and the first image encoding/decoding module CODEC1; the first image encoding/decoding module CODEC1 is coupled to the first analog/digital conversion module ADC1. The first transmitting/receiving module TSR1 and the first digital/analog conversion module DAC1; the first transmitting/receiving module TSR1 is coupled to the first interconnect port module IP1; and the first digital/analog conversion module DAC1 is coupled to the first A central control device C1; the first interconnect port module IP1 is coupled to the second interconnect port module IP2 of the second remote management device R2.

The second remote management device R2 includes a second analog/digital conversion module ADC2, a second image encoding/decoding module CODEC2, a second transmission/reception module TSR2, a second interconnection port module IP2, and a second digit/ Analog conversion module DAC2. The second analog/digital conversion module ADC2 is coupled to the second target computer T2 and the second image encoding/decoding module CODEC2; the second image encoding/decoding module CODEC2 is coupled to the second analog/digital conversion module ADC2. The second transmitting/receiving module TSR2 and the second digital/analog conversion module DAC2; the second transmitting/receiving module TSR2 is coupled to the second interconnect port module IP2; and the second digital/analog conversion module DAC2 is coupled to the second The second intermediate port device IP2 is coupled to the first interconnect port module IP1 of the first remote management device R1.

When the first target computer T1 outputs the first analog image signal AMS1 to the first remote management device R1, the first analog/digital conversion module ADC1 receives the first analog image signal AMS1 and compares the first analog image signal AMS1 of the analog format. Convert to the first digit of the digit format The image signal DMS1 is output to the first image encoding/decoding module CODEC1. Then, the first image encoding/decoding module CODEC1 encodes and converts the first digital image signal DMS1 into the first image data MS1 and transmits it to the first transmitting/receiving module TSR1, and then the first transmitting/receiving module TSR1 The first image data MS1 is transmitted to the first interconnect port module IP1 and then output to the second interconnect port module IP2 of the second remote management device R2.

When the second interconnect port module IP2 of the second remote management device R2 receives the first image data MS1 transmitted by the first interconnect port module IP1, the second transmit/receive module TSR2 will receive the first image data MS1. The first image data MS1 is transmitted to the second image encoding/decoding module CODEC2, and the first image data MS1 is decoded and converted into the fourth digital image signal DMS1' by the second image encoding/decoding module CODEC2, and then transmitted to the first image data MS1. Two-digit/analog conversion module DAC2. Then, the second digital/analog conversion module DAC2 converts the fourth digital image signal DMS1' into the fourth analog image signal AMS1' and outputs it to the second central control device C2 to be the second screen of the second central control device C2. The fourth analog image signal AMS1' is displayed on the figure (not shown).

Similarly, as shown in FIG. 3, when the second target computer T2 outputs the second analog image signal AMS2 to the second remote management device R2, the second analog/digital conversion module ADC2 receives the second analog image signal AMS2 and The second analog video signal AMS2 of the analog format is converted into the second digital video signal DMS2 of the digital format and output to the second image encoding/decoding module CODEC2. Then, the second image encoding/decoding module CODEC2 encodes and converts the second image encoding/decoding module CODEC2 into the second image data MS2 and transmits it to the second transmitting/receiving module TSR2, and then the second transmitting/receiving module. The group TSR2 transmits the second image data MS2 to the second interconnect port module IP2 and outputs it to the first interconnect port module IP1 of the first remote management device R1.

When the first interconnect port module IP1 of the first remote management device R1 receives the second image data MS2 transmitted by the second interconnect port module IP2, the first transmit/receive module TSR1 will receive the second image data MS2. The second image data MS2 is transmitted to the first image encoding/decoding module CODEC1, and the second image data MS2 is decoded and converted into the third digital image signal DMS2' by the first image encoding/decoding module CODEC1, and then transmitted to the first image data. A digital/analog conversion module DAC1. Then, the first digital/analog conversion module DAC1 converts the third digital image signal DMS2' into the third analog image signal AMS2' and outputs it to the first central control device C1 for the first screen of the first central control device C1. The third analog image signal AMS2' is displayed on the figure (not shown).

It should be noted that the first interconnect port module IP1 of the first remote management device R1 may actually be connected to the second interconnect port of the second remote management device R2 according to different communication protocols or via a network switch. The module IP2 exchanges the first image data MS1 and the second image data MS2 without particular limitation.

For example, the first interconnect port module IP1 of the first remote management device R1 may be connected to the second interconnect port of the second remote management device R2 according to the UDP protocol or IP layer protocol in the TCP/IP protocol group. The module IP2 exchanges the first image data MS1 and the second image data MS2.

In another embodiment, the first interconnect port module IP1 of the first remote management device R1 can exchange the first image with the second interconnect port module IP2 of the second remote management device R2 according to the MAC layer protocol. The data MS1 and the second image data MS2.

In still another embodiment, the first interconnect port module IP1 of the first remote management device R1 is further connected to the second remote management device via a network switch (Switch), a router (Router) or a hub (Hub). The second interconnect port module IP2 of R2 exchanges the first image data MS1 and the second image data MS2.

It should be noted that when the first interconnect port module IP1 of the first remote management device R1 is exchanged with the second interconnect port module IP2 of the second remote management device R2 according to the lower-order MAC layer protocol. The first image data MS1 and the second image data MS2 are not transparent between the first interconnect port module IP1 of the first remote management device R1 and the second interconnect port module IP2 of the second remote management device R2. A general router (Router) exchanges the first image data MS1 and the second image data MS2; when the first interconnect port module IP1 of the first remote management device R1 is based on the UDP in the higher-order TCP/IP protocol group When the protocol exchanges the first image data MS1 and the second image data MS2 with the second interconnect port module IP2 of the second remote management device R2, the first interconnect port module IP1 of the first remote management device R1 is The first image data MS1 and the second image data MS2 can be exchanged between the second interconnect port module IP2 of the second remote management device R2 through a general router, and the higher order UDP protocol can also provide better. Management function.

In addition, in the actual application, the first interconnect port module IP1 of the first remote management device R1 can also be coupled to the first central control computer (not shown) through a network (not shown), and The first image data MS1 is transmitted to the first central control computer via the network; the second interconnection port module IP2 of the second remote management device R2 can also be coupled to the second central control computer via a network (not shown). (Figure not The second image data MS1 can be transmitted to the second central control computer via the network.

Please refer to FIG. 4. FIG. 4 is a schematic diagram showing the expansion of the remote management device through the first switch. As shown in FIG. 4, the first remote management device R1 can be coupled to the first switch SW1 through the first interconnect port module IP1. Similarly, the second remote management device R2 and the third remote management device R3. The first switch SW1 can also be coupled to the first switch SW1 through the second interconnect port module IP2 and the third interconnect port module IP3. It should be noted that the number of remote management devices that can be coupled to the first switch SW1 depends on the number of ports, and is not limited by this example. In addition, each remote management device coupled to the first switch SW1 may be a different type or model of a KVM switch, as long as the KVM switches are provided with an interconnect port module.

For the first remote management device R1, the first remote management device R1 can implement the second remote management device R2 to the third through the first interconnection port module IP1 by the switching of the first switch SW1. The two-way mutual access between the remote management devices R3 enables the first central control device C1 to control the second target computer T2 and/or the third target computer T3 through the first interconnect port module IP1 and the first switch SW1. Similarly, for the second remote management device R2, the second remote management device R2 can also implement the first remote management device R1 and the third remote management device R3 through the second interconnection port module IP2. The two-way mutual access enables the second central control device C2 to control the first target computer T1 and/or the third target computer T3 through the second interconnect port module IP2 and the first switch SW1. The rest and so on, so I won't go into details here.

Please refer to FIG. 5. FIG. 5 is a schematic diagram showing the expansion of the remote management device through the first switch to the third switch. As shown in FIG. 5, the first remote management device R1 can be coupled to the first switch SW1 through the first interconnect port module IP1, and the second remote management device R2 and the third remote management device R3 can also be used. The first switch SW1 is coupled to the first switch SW1 through the second interconnect port module IP2 and the third interconnect port module IP3.

The first switch SW1 is coupled to the second switch SW2 and the third switch SW3, respectively. The fourth remote management device R4 and the fifth remote management device R5 can also be coupled to the second switch SW2 through the fourth interconnect port module IP4 and the fifth interconnect port module IP5, respectively, to form a first point. Branch B1. The sixth remote management device R6 and the seventh remote management device R7 can also be connected to the third switch SW3 through the sixth interconnect port module IP6 and the seventh interconnect port module IP7, respectively, to form a second branch. B2.

It should be noted that the fourth remote management device R4 and the fifth remote management device R5 in the first branch B1 of the embodiment and the sixth remote management device R6 and the seventh remote in the second branch B2 The end management devices R7 are not directly connected to each other, but are not limited thereto.

In an embodiment, when the fourth remote management device R4 in the first branch B1 wants to transmit the data signal to the seventh remote management device R7 in the second branch B2, the fourth remote management device R4 is The data signal is transmitted to the second switch SW2 through the fourth interconnect port module IP4, and the second switch SW2 transmits the data signal to the third switch SW3 through the first switch SW1, and the third switch SW3 transmits the data. The seventh interconnect port module IP7 is transmitted to the seventh remote management device R7.

In another embodiment, the second switch SW2 is also coupled to the third switch SW3, so that the fourth remote management device R4 transmits the data signal to the second switch SW2 through the fourth interconnect port module IP4. The second switch SW2 can directly transmit the data signal to the third switch SW3, and the third switch SW3 is further transmitted to the seventh remote management device R7 through the seventh interconnect port module IP7.

Another preferred embodiment of the present invention is a remote management method. Please refer to FIG. 6. FIG. 6 is a flowchart of a remote management method according to this embodiment.

As shown in FIG. 6, in step S10, the remote management method provides a first remote management device having a first interconnect port module; in step S12, the remote management method passes through the first remote management device. a central control device is coupled to the first target computer to enable the first central control device to control the first target computer; in step S14, the remote management method provides a second remote management with the second interconnected port module In step S16, the remote management method couples the second central control device to the second target computer through the second remote management device, so that the second central control device can control the second target computer. It should be noted that the remote management method may perform steps S10 and S16 before performing steps S10 and S12, or perform steps S10 and S12 after performing steps S14 and S16, or even perform steps S10 and S12 and steps simultaneously. There is no specific execution order limit for S14 and S16.

Then, in step S18, the remote management method forms an interconnection between the first remote management device and the second remote management device through the first interconnection port module and the second interconnection port module, and can exchange with each other. Data, thereby enabling the first central control device to be controlled via the second remote management device The second target computer and the second central control device can control the first target computer via the first remote management device. In practical applications, the data exchanged between the first remote management device and the second remote management device includes at least image data and keyboard/mouse data, and the first interconnect port module and the second interconnect port module The above data is exchanged according to the User Datagram Protocol (UDP), but not limited thereto.

In step S20, the remote management method provides a third remote management device having a third interconnect port module. In step S22, the remote management method couples the third central control device to the third target computer through the third remote management device, so that the third central control device can control the third target computer. In step S24, the remote management method enables the first remote management device, the second remote management device, and the third through the first interconnect port module, the second interconnect port module, and the third interconnect port module. The remote management devices form an interconnection and exchange data with each other, so that the first central control device can control the second target computer or the third target computer, and the second central control device can control the first target computer or the third target The computer and the third central control device can control the first target computer or the second target computer. In step S26, the remote management method establishes a network connection between the first central control computer and the first remote management device, and a network connection between the second central control computer and the second remote management device to make the first The central control computer can control the first target computer via the network and the second central control computer can control the second target computer via the network.

Referring to FIG. 7, in an embodiment, step S18 in FIG. 6 may further include a plurality of sub-steps S180-S187, but not limited thereto. As shown in FIG. 7, in the sub-step S180, the remote management method generates first image data through the first remote management device, where the first image data is output to the first remote computer with the first target computer. The video signal is related. In sub-step S181, the remote management method outputs the first image data via the first interconnect port module. In sub-step S182, the remote management method receives the first image data via the second interconnect port module. In sub-step S183, the remote management method converts the first image data into a second image signal through the second remote management device for display on the second screen of the second central control device.

In the sub-step S184, the remote management method generates the second image data by using the second remote management device, wherein the second image data is related to the third image signal output by the second target computer to the second remote management device. In sub-step S185, the remote management method outputs the second image data via the second interconnect port module. In sub-step S186, the remote management method is via the first mutual The port module receives the second image data. In sub-step S187, the remote management method converts the third image data into a fourth image signal through the first remote management device for display on the first screen of the first central control device.

Another preferred embodiment of the present invention is also a remote management method. Please refer to FIG. 8. FIG. 8 is a flow chart showing the remote management method of this embodiment.

As shown in FIG. 8, in step S30, the remote management method provides a first remote management device having a first interconnect port module; in step S32, the first central control computer is transmitted through the first remote management device. Coupling to the first target computer and establishing a network connection between the first central control computer and the first remote management device, so that the first central control computer can control the first target computer via the network; in step S34, far The second management device provides a second remote management device having a second interconnection port module. In step S36, the remote management method couples the second central control computer to the second target computer through the second remote management device. Establishing a network connection between the second central control computer and the second remote management device, so that the second central control computer can control the second target computer via the network. It should be noted that the remote management method may perform steps S34 and S36 after performing steps S30 and S32, or perform steps S30 and S32 after performing steps S34 and S36, or even perform steps S30 and S32 and steps simultaneously. There is no specific execution order limit for S34 and S36.

Next, in step S38, the remote management method interconnects and exchanges between the first remote management device and the second remote management device through the first interconnect port module and the second interconnect port module. The data, so that the first central control computer can control the second target computer via the second remote management device and the second central control computer can control the first target computer via the first remote management device. In practical applications, the data exchanged between the first remote management device and the second remote management device includes at least image data and keyboard/mouse data, and the first interconnect port module and the second interconnect port module The above data is exchanged according to the User Datagram Protocol (UDP), but not limited thereto.

Compared with the prior art, the remote management system and the remote management method according to the present invention achieve the following functions and advantages through the interconnection port modules of the remote management devices: (1) the data signals can be mutually accessed in two directions; (2) The number of extended levels is not limited, and can be expanded arbitrarily; (3) is not limited by the length of the transmission cable, so there is no distance limitation; (4) can be extended to different types of remote management devices; (5) The connector needs to be set to effectively solve the problems of loose cable and excessive occupied area.

The features and spirit of the present invention will be more apparent from the detailed description of the preferred embodiments. On the contrary, the intention is to cover various modifications and equivalents within the scope of the invention as claimed.

S10~S26‧‧‧ Process steps

Claims (17)

A remote management system includes: a first remote management device, wherein a first central control device can be coupled to and control a first target computer, and the first target computer can output a first analog video signal. The first remote management device includes: a first analog/digital conversion module for converting the first analog video signal into a first digital video signal; and a first video encoding/decoding module Converting the first digital image signal into a first image data; a first interconnect port module; and a first digit/analog conversion module; and a second remote management device to enable a second central control The device can be coupled to and control a second target computer, and the second target computer can output a second analog image signal. The second remote management device includes at least: a second analog/digital conversion module for The second analog image signal is converted into a second digital image signal; a second image encoding/decoding module is configured to convert the second digital image signal into a second image data; and a second interconnect port module And one a second digit/analog conversion module; wherein the first interconnect port module transmits the first image data to the second remote management device via the second interconnect port module, or via the second mutual The port module receives the second image data sent by the second remote management device; the second interconnect port module transmits the second image data to the first via the first interconnect port module Receiving, by the first remote port module, the first image data sent by the first remote management device; the first digital/analog conversion module converting the second image data Is a third image signal on the first screen of one of the first central control devices Displaying the third image signal; the second digit/analog conversion module converts the first image data into a fourth image signal to display the fourth image signal on a second screen of the second central control device . The remote management system of claim 1, wherein the first interconnect port module or the second interconnect port module includes at least one RJ-45 connector, such that the first remote management device A CAT-5 cable can be interconnected with the second remote management device. The remote management system of claim 1, wherein the first interconnection port module further transmits the first image data to a first central control computer via a network. The remote management system of claim 1, wherein the second interconnection port module further transmits the second image data to a second central control computer via the network. The remote management system of claim 1, wherein the first central control device can further issue a first keyboard/mouse signal, and the first interconnect port module can further the first keyboard. The mouse/mouse signal is transmitted to the second remote management device via the second interconnect port module, thereby enabling the first central control device to control the second target computer. The remote management system of claim 1, wherein the second central control device can further issue a second keyboard/mouse signal, and the second interconnect port module can further use the second keyboard. The mouse/mouse signal is transmitted to the first remote management device via the first interconnect port module, thereby enabling the second central control device to control the first target computer. The remote management system of claim 1, wherein the first interconnect port module exchanges the second interconnect port module with the second interconnect port module according to a UDP protocol in a TCP/IP protocol group. An image data and the second image data. The remote management system of claim 7, wherein the first interconnect port module exchanges the first image data with the second interconnect port module via a network switch and the first Two image data. The remote management system of claim 1, wherein the first interconnect port module exchanges the second interconnect port module with the second interconnect port module according to an IP layer protocol of a TCP/IP protocol group. An image data and the second image data. The remote management system of claim 1, wherein the first interconnect port module further exchanges the first image data and the second with the second interconnect port module according to a MAC layer protocol. Image data. A remote management method includes at least the following steps: (a) providing a first remote management device, the first remote management device having a first interconnect port module; and (b) managing the first remote port The device couples a first central control device to a first target computer, so that the first central control device can control the first target computer; (c) provides a second remote management device, the second remote management device The device has a second interconnect port module; (d) coupling a second central control device to a second target computer through the second remote management device, so that the second central control device can control the second And (e) interconnecting and exchangeable between the first remote management device and the second remote management device through the first interconnect port module and the second interconnect port module a data, wherein the first central control device can control the second target computer via the second remote management device, and the second central control device can control the first target computer via the first remote management device. The remote management method of claim 11, wherein the data includes at least image data and keyboard/mouse data. The remote management method of claim 11, wherein the step (e) further comprises the following substeps: (e1) generating a first image data by using the first remote management device, and the first image The image data is related to the first image signal outputted by the first target computer to the first remote management device; (e2) outputting the first image data via the first interconnect port module; (e3) via the first The second interface module receives the first image data; (e4) converting the first image data into a second image signal by the second remote management device for the second screen of the second central control device Displaying; (e5) generating a second image data by the second remote management device, and the second image data is related to the third image signal output by the second target computer to the second remote management device; E6) outputting the second image data via the second interconnect port module; (e7) receiving the second image data via the first interconnect port module; and (e8) transmitting through the first remote management device The third image data is converted into a fourth image signal for display on the first screen of one of the first central control devices. The remote management method of claim 11, wherein the first interconnect port module and the second interconnect port module exchange data according to a User Datagram Protocol (UDP). . The remote management method of claim 11, further comprising the steps of: (f) providing a third remote management device, the third remote management device having a third interconnection port module; g) coupling a third central control device to a third target computer through the third remote management device, so that the third central control device can control the third target computer; and (h) transmitting the first mutual The port module, the second interconnect port module, and the third interconnect port module form a mutual interaction between the first remote management device, the second remote management device, and the third remote management device And mutually exchanging data, so that the first central control device can control the second target computer or the third target computer, and the second central control device can control the first target computer or the third target computer, And the first The third central control device can control the first target computer or the second target computer. The remote management method as described in claim 11 further includes the following steps: (i) establishing a network connection between the first central control computer and the first remote management device, so that the first central control The computer can control the first target computer via the network. A remote management method includes at least the following steps: (a) providing a first remote management device, the first remote management device having a first interconnect port module; and (b) managing the first remote port The device couples a first central control computer to a first target computer and establishes a network connection between the first central control computer and the first remote management device, so that the first central control computer can be controlled via the network The first target computer; (c) providing a second remote management device, the second remote management device having a second interconnect port module; (d) transmitting a second through the second remote management device The central control computer is coupled to a second target computer and establishes a network connection between the second central control computer and the second remote management device, so that the second central control computer can control the second target computer via the network And (e) interconnecting the first remote management device and the second remote management device and exchange data with each other through the first interconnect port module and the second interconnect port module; And the first central control computer can control the second mesh via the second remote management device. Computer, and the second central computer can control the first remote management apparatus via the first target computer.