CN201886464U - KVM centralized control device for centralized control to I/O ports - Google Patents
KVM centralized control device for centralized control to I/O ports Download PDFInfo
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- CN201886464U CN201886464U CN2010205711632U CN201020571163U CN201886464U CN 201886464 U CN201886464 U CN 201886464U CN 2010205711632 U CN2010205711632 U CN 2010205711632U CN 201020571163 U CN201020571163 U CN 201020571163U CN 201886464 U CN201886464 U CN 201886464U
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Abstract
A KVM (Keyboard, Video and Mouse) centralized control device for the centralized control to I/O (Input/Output) ports comprises a KVM host computer connected with at least one terminal equipment and used for the centralized control to keyboard input information, image display information and mouse input information of each terminal equipment. Particularly, the KVM centralized control device further comprises a KVM serial connector disposed on each terminal equipment, each KVM serial connector is electrically connected with the respectively corresponding terminal equipment, all the KVM serial connectors are in serial electric connection one after another, and the KVM serial connector at the head end of the string of the KVM serial connectors is electrically connected with the KVM host computer. In the KVM centralized control device, the terminal equipment is in serial electric connection with the KVM host computer by the aid of the KVM serial connectors, so that no connecting wires is required to be disposed specially for connection; and the KVM serial connectors and the KVM host machine, as well as connecting wires among the KVM serial connectors and the physical layout of a computer room, can be reasonably combined to greatly shorten the connecting wires and simplify the laying of the connecting wires.
Description
Technical field
The utility model relates to implements central controlled device to the signal of many same categories of device, particularly relates to the port information that is electrically connected keyboard, display and mouse is implemented central controlled KVM centralized control equipment.
Background technology
Terminal or server terminal device are the important component parts that makes up LAN (Local Area Network) or internet.Usually can will belong to a network together or adhere to the terminal of heterogeneous networks separately or server terminal device is placed in the same machine room so that management.Because the terminal device in the machine room is more, and machine room area is bigger, often need to distribute special managerial personnel that terminal device is implemented management maintenance for the terminal device in every or the zone.But more terminal management maintainer can impact building environment in machine room, makes building environment undesirable, but also has increased the cost of human resources of machine room.In order to reduce machine room terminal management work of maintenance personnel amount, reduce the hardware configuration of terminal device, the maintainer provides administrative convenience for computer lab management, and the KVM centralized control equipment just arises at the historic moment.Prior art KVM centralized control equipment is electrically connected the input/output port of each terminal device, it is keyboard Keyboard port, display Video port and mouse Mouse port, switch between each station terminal equipment by the KVM centralized control equipment, make the keyboard of described KVM centralized control equipment, display and mouse are finished the keyboard of the terminal device that is switched to, display and mouse function, thereby pass through described KVM centralized control equipment to all terminal devices in the machine room, perhaps all terminal devices in certain zone are implemented centralized control, this control only needs management maintenance personnel to finish, save the management maintenance personnel and run hard work between each station terminal equipment, also saved and be the keyboard of each station terminal equipment disposition, display and mouse, therefore, described KVM centralized control equipment has been saved cost of human resources, also save the hardware configuration cost of machine room, also improved the maintenance management efficient of terminal device in the machine room.
But prior art KVM centralized control equipment all is to be connected with each station terminal equipment by the parallel mode that is electrically connected, and that is to say that the input/output port of all terminal devices all will be electrically connected to the KVM centralized control equipment.Because the area of machine room is bigger, and the KVM centralized control equipment can only be placed in a fixed location, some terminal devices far away apart from this KVM centralized control equipment need special very long connecting lines could realize and being electrically connected of KVM centralized control equipment.Therefore, prior art KVM centralized control equipment has caused needs special connecting line, connecting line is tediously long, complicated defective connects up.
The utility model content
The technical problems to be solved in the utility model be to avoid the deficiencies in the prior art part and propose a kind of realize with terminal device between the KVM centralized control equipment that is electrically connected of serial, simplified wire structures, overcome the defective of prior art.
The utility model solve the technical problem can be by realizing by the following technical solutions:
Design, a kind of port to electrical connection keyboard, display and mouse of manufacturing are implemented central controlled KVM centralized control equipment, comprise the KVM main frame, this KVM main frame connects at least one station terminal equipment, is used for keyboard input information, image display information and the mouse input information of each station terminal equipment of centralized control.Especially, also be included as the KVM serial connector of every described terminal equipment configuration, each KVM serial connector is electrically connected with corresponding terminal device separately respectively, and each KVM serial connector serial one by one is electrically connected, and the KVM serial connector that is positioned at the head end of KVM serial connector string is electrically connected described KVM main frame.Described KVM serial connector is electrically connected keyboard input port, display output port and the mouse input port with this KVM serial connector corresponding terminal device respectively.
Described KVM serial connector comprises the keyboard USB plug of the keyboard input port that is used to be electrically connected terminal device, be used to be electrically connected the D type 15 pin VGA interfaces of the display output port of terminal device, be used to be electrically connected the mouse USB plug of the mouse input port of terminal device, be used to be electrically connected the RJ-45 netting twine interface that described KVM main frame or serial are electrically connected adjacent previous KVM serial connector, and be used for the 2nd RJ-45 netting twine interface that serial is electrically connected an adjacent back KVM serial connector.
Described KVM serial connector comprises that also being used for the VGA conversion of signals is the image data processing module of differential signal, be used for usb signal is converted to the input data processing module of PS/2 signal, and be used for data transmission module in transmission data between the KVM serial connector and between KVM serial connector and the KVM main frame.Described image data processing module is electrically connected described D type 15 pin VGA interfaces.Described input data processing module is electrically connected described keyboard USB plug and mouse USB plug.Described data transmission module is electrically connected described image data processing module, input data processing module, a RJ-45 netting twine interface and the 2nd RJ-45 netting twine interface.
Described KVM main frame comprises data processing module, signal processing module and signal overlap/amplification module, and the display screen, keyboard, touch mouse and the 3rd RJ-45 netting twine interface that are electrically connected described data processing module.Described signal processing module obtains signal from described the 3rd RJ-45 netting twine interface, and exports described signal overlap/amplification module to, and described signal overlap/amplification module exports treated signal to described data processing module.Described the 3rd RJ-45 netting twine interface is used to be electrically connected a RJ-45 netting twine interface of the KVM serial connector of described KVM serial connector string.
Described KVM main frame also comprises on-screen display menus vision signal module, and this on-screen display menus vision signal module output signal is to described signal overlap/amplification module.
Described KVM main frame also comprises the subtending port that is used for cascade, is used for the image display interface of external connection display equipment, is used for the mouse input interface of external mouse, and the keyboard input interface that is used for external connection keyboard.Described subtending port, display interface, mouse input interface and keyboard input interface all are electrically connected described data processing module.
Described KVM centralized control equipment also comprises terminator (400), and this terminator (400) is electrically connected with the KVM serial connector (200) of the end of described KVM serial connector string.
Particularly, described terminator is the RJ-45 plug, and this terminator inserts the 2nd RJ-45 netting twine interface of KVM serial connector of the end of described KVM serial connector string.
Described terminal device is the terminal of access network, or the webserver.
Compare with prior art, the useful technique effect that the utility model " is implemented central controlled KVM centralized control equipment to input/output port " is:
By the KVM serial connector terminal device serial is electrically connected to the KVM main frame, need not to connecting the connecting line of configure dedicated; KVM serial connector and KVM main frame, and connect with netting twine between the KVM serial connector, netting twine can be connected and machine room physical layout reasonable combination, thereby make connecting line shorten greatly, simplified the laying of connecting line.
Description of drawings
The axonometric projection synoptic diagram of the KVM main frame 100 of Fig. 1 the utility model " is implemented central controlled KVM centralized control equipment to input/output port " preferred embodiment;
Fig. 2 is the axonometric projection synoptic diagram of the KVM serial connector 200 of described preferred embodiment;
Fig. 3 is the main synoptic diagram of looking of orthogonal projection of the KVM serial connector 200 of described preferred embodiment;
Fig. 4 is that synoptic diagram is looked on the orthogonal projection right side of the KVM serial connector 200 of described preferred embodiment;
Fig. 5 is that synoptic diagram is looked on the orthogonal projection left side of the KVM serial connector 200 of described preferred embodiment;
Fig. 6 is a catenation principle synoptic diagram of the present utility model;
Fig. 7 is the catenation principle synoptic diagram of described preferred embodiment;
Fig. 8 is the hardware principle synoptic diagram of described preferred embodiment.
Embodiment
Be described in further detail below in conjunction with the accompanying drawing illustrated embodiment.
The new proposition of this practicality is a kind of implements central controlled KVM centralized control equipment to the port that is electrically connected keyboard, display and mouse, extremely shown in Figure 6 as Fig. 1, comprise KVM main frame 100, this KVM main frame 100 connects at least one station terminal equipment 300, is used for keyboard input information, image display information and the mouse input information of each station terminal equipment 300 of centralized control.Especially, described KVM centralized control equipment also is included as the KVM serial connector 200 of every described terminal device 300 configurations, each KVM serial connector 200 is electrically connected with corresponding terminal device 300 separately respectively, and each KVM serial connector 200 serial one by one is electrically connected, and the KVM serial connector 200 that is positioned at the head end of KVM serial connector string is electrically connected described KVM main frame 100.Described KVM serial connector 200 is electrically connected keyboard input port 301, display output port 302 and the mouse input port 301 with these KVM serial connector 200 corresponding terminal device 300 respectively.The utility model is realized the connected in series of terminal device 300 and KVM main frame 100 by KVM serial connector 200.The KVM serial connector 200 of the head end of the described KVM of being positioned at serial connector string is meant the KVM serial connector 200 that physical distance and described KVM main frame 100 are nearest.Between each terminal device 300, and realize being connected between terminal device 300 and the KVM main frame 100, on the quantity of connecting line, reduce greatly than prior art by sectional serial line connection.In addition, cooperate the physical distance between terminal device, can choose physical distance and be electrically connected, connected in seriesly like this go down to shorten the length of connecting line to greatest extent near the serial of two terminal devices.Than prior art KVM centralized control equipment, the utility model has reduced the length and the quantity of connecting line largely, has simplified the laying of connecting line.
Connectivity port about described KVM serial connector 200, extremely shown in Figure 8 as Fig. 2, the described KVM serial connector 200 of the utility model preferred embodiment comprises the keyboard USB plug 201 of the keyboard input port 301 that is used to be electrically connected terminal device 300, be used to be electrically connected the D type 15 pin VGA interfaces 202 of the display output port 302 of terminal device 300, be used to be electrically connected the mouse USB plug 203 of the mouse input port 303 of terminal device 300, be used to be electrically connected the RJ-45 netting twine interface 204 that described KVM main frame 100 or serial are electrically connected adjacent previous KVM serial connector 200, and be used for the 2nd RJ-45 netting twine interface 205 that serial is electrically connected an adjacent back KVM serial connector 200.
The described KVM serial connector 200 of the utility model preferred embodiment not only provides port connected in series, also input/output information is converted to the information lossless information transmitted form that is suitable for, described KVM serial connector 200 comprises that being used for the VGA conversion of signals is the image data processing module 210 of differential signal, be used for usb signal is converted to the input data processing module 220 of PS/2 signal, and be used for data transmission module 230 in transmission data between the KVM serial connector 200 and between KVM serial connector 200 and the KVM main frame 100.Described image data processing module 210 is electrically connected described D type 15 pin VGA interfaces 202.Described input data processing module 220 is electrically connected described keyboard USB plug 201 and mouse USB plug 203.Described data transmission module 230 is electrically connected described image data processing module 210, input data processing module 220, a RJ-45 netting twine interface 204 and the 2nd RJ-45 netting twine interface 205.
The utility model preferred embodiment, cooperate above-mentioned KVM serial connector 200, as shown in Figure 8, described KVM main frame 100 comprises data processing module 110, signal processing module 120 and signal overlap/amplification module 130, and the display screen 140, keyboard 150, touch mouse 160 and the 3rd RJ-45 netting twine interface 101 that are electrically connected described data processing module 110.Described signal processing module 120 obtains signal from described the 3rd RJ-45 netting twine interface 101, and exports described signal overlap/amplification module 130 to, and described signal overlap/amplification module 130 exports treated signal to described data processing module 110.Described the 3rd RJ-45 netting twine interface 101 is used to be electrically connected a RJ-45 netting twine interface 204 of the KVM serial connector 200 of described KVM serial connector string.
For coordinating the switching the utility model preferred embodiment between the terminal device better, described KVM main frame 100 also comprises on-screen display menus vision signal module 170, i.e. OSD menu vision signal module, and described OSD is the shorthand of On Screen Display.Described on-screen display menus vision signal module 170 outputs signal to described signal overlap/amplification module 130.
The described KVM main frame 100 of the utility model preferred embodiment has Scalable Performance, described KVM main frame 100 also comprises the subtending port 102 that is used for cascade, the image display interface 103 that is used for external connection display equipment, be used for the mouse input interface 104 of external mouse, and the keyboard input interface 105 that is used for external connection keyboard.Described subtending port 102, display interface 103, mouse input interface 104 and keyboard input interface 105 all are electrically connected described data processing module 110.
For making the raising data-handling efficiency, as shown in Figure 6 and Figure 7, the described KVM centralized control equipment of the utility model preferred embodiment also comprises terminator 400, and this terminator 400 is electrically connected with the KVM serial connector 200 of the end of described KVM serial connector string.This terminator makes KVM main frame 100 can accurately detect the quantity of the terminal device 300 of serial electrical connection, and does not need to reserve redundant spatial cache or redundant treatment step for data processing.
The utility model preferred embodiment, described terminator 400 is RJ-45 plugs, the 2nd RJ-45 netting twine interface 205 of the KVM serial connector 200 of the end of the described KVM serial connector string of these terminator 400 insertions.
Claims (9)
1. one kind input/output port implemented central controlled KVM centralized control equipment, comprise KVM main frame (100), this KVM main frame (100) connects at least one station terminal equipment (300), is used for keyboard input information, image display information and the mouse input information of each station terminal equipment (300) of centralized control; It is characterized in that:
Also be included as the KVM serial connector (200) of every described terminal device (300) configuration, each KVM serial connector (200) is electrically connected with corresponding terminal device (300) separately respectively, and each KVM serial connector (200) serial one by one is electrically connected, and the KVM serial connector (200) that is positioned at the head end of KVM serial connector string is electrically connected described KVM main frame (100);
Described KVM serial connector (200) is electrically connected keyboard input port (301), display output port (302) and the mouse input port (301) with this KVM serial connector (200) corresponding terminal device (300) respectively.
2. according to claim 1 input/output port is implemented central controlled KVM centralized control equipment, it is characterized in that:
Described KVM serial connector (200) comprises the keyboard USB plug (201) of the keyboard input port (301) that is used to be electrically connected terminal device (300), be used to be electrically connected the D type 15 pin VGA interfaces (202) of the display output port (302) of terminal device (300), be used to be electrically connected the mouse USB plug (203) of the mouse input port (303) of terminal device (300), be used to be electrically connected the RJ-45 netting twine interface (204) that described KVM main frame (100) or serial are electrically connected adjacent previous KVM serial connector (200), and be used for the 2nd RJ-45 netting twine interface (205) that serial is electrically connected an adjacent back KVM serial connector (200).
3. according to claim 2 input/output port is implemented central controlled KVM centralized control equipment, it is characterized in that:
Described KVM serial connector (200) comprises that being used for the VGA conversion of signals is the image data processing module (210) of differential signal, be used for usb signal is converted to the input data processing module (220) of PS/2 signal, and be used for data transmission module (230) in transmission data between the KVM serial connector (200) and between KVM serial connector (200) and the KVM main frame (100);
Described image data processing module (210) is electrically connected described D type 15 pin VGA interfaces (202); Described input data processing module (220) is electrically connected described keyboard USB plug (201) and mouse USB plug (203); Described data transmission module (230) is electrically connected described image data processing module (210), input data processing module (220), a RJ-45 netting twine interface (204) and the 2nd RJ-45 netting twine interface (205).
4. according to claim 2 input/output port is implemented central controlled KVM centralized control equipment, it is characterized in that:
Described KVM main frame (100) comprises data processing module (110), signal processing module (120) and signal overlap/amplification module (130), and the display screen (140), keyboard (150), touch mouse (160) and the 3rd RJ-45 netting twine interface (101) that are electrically connected described data processing module (110);
Described signal processing module (120) obtains signal from described the 3rd RJ-45 netting twine interface (101), and exporting described signal overlap/amplification module (130) to, described signal overlap/amplification module (130) exports treated signal to described data processing module (110);
Described the 3rd RJ-45 netting twine interface (101) is used to be electrically connected a RJ-45 netting twine interface (204) of the KVM serial connector (200) of described KVM serial connector string.
5. according to claim 4 input/output port is implemented central controlled KVM centralized control equipment, it is characterized in that:
Described KVM main frame (100) also comprises on-screen display menus vision signal module (170), and this on-screen display menus vision signal module (170) outputs signal to described signal overlap/amplification module (130).
6. according to claim 4 input/output port is implemented central controlled KVM centralized control equipment, it is characterized in that:
Described KVM main frame (100) also comprises the subtending port (102) that is used for cascade, is used for the image display interface (103) of external connection display equipment, is used for the mouse input interface (104) of external mouse, and the keyboard input interface (105) that is used for external connection keyboard;
Described subtending port (102), display interface (103), mouse input interface (104) and keyboard input interface (105) all are electrically connected described data processing module (110).
7. according to claim 1 input/output port is implemented central controlled KVM centralized control equipment, it is characterized in that:
Also comprise terminator (400), this terminator (400) is electrically connected with the KVM serial connector (200) of the end of described KVM serial connector string.
8. described input/output port is implemented central controlled KVM centralized control equipment according to claim 2 or 7, it is characterized in that:
Described terminator (400) is the RJ-45 plug, the 2nd RJ-45 netting twine interface (205) of the KVM serial connector (200) of the end of the described KVM serial connector string of this terminator (400) insertion.
9. according to claim 1 input/output port is implemented central controlled KVM centralized control equipment, it is characterized in that:
Described terminal device (300) is the terminal of access network, or the webserver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205711632U CN201886464U (en) | 2010-10-20 | 2010-10-20 | KVM centralized control device for centralized control to I/O ports |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205711632U CN201886464U (en) | 2010-10-20 | 2010-10-20 | KVM centralized control device for centralized control to I/O ports |
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| CN201886464U true CN201886464U (en) | 2011-06-29 |
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| CN2010205711632U Expired - Lifetime CN201886464U (en) | 2010-10-20 | 2010-10-20 | KVM centralized control device for centralized control to I/O ports |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103631658A (en) * | 2013-11-25 | 2014-03-12 | 山东超越数控电子有限公司 | Blade server KVM switching and cascade solution |
| CN103744524A (en) * | 2014-01-18 | 2014-04-23 | 浪潮电子信息产业股份有限公司 | Novel KVM (K virtual machine) designing method |
| CN108919982A (en) * | 2018-06-14 | 2018-11-30 | 北京理工大学 | A kind of automatic key mouse switching method based on facial orientation identification |
| CN111984218A (en) * | 2020-09-28 | 2020-11-24 | 深圳市春盛海科技有限公司 | Video switching device with series connection function |
-
2010
- 2010-10-20 CN CN2010205711632U patent/CN201886464U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103631658A (en) * | 2013-11-25 | 2014-03-12 | 山东超越数控电子有限公司 | Blade server KVM switching and cascade solution |
| CN103744524A (en) * | 2014-01-18 | 2014-04-23 | 浪潮电子信息产业股份有限公司 | Novel KVM (K virtual machine) designing method |
| CN108919982A (en) * | 2018-06-14 | 2018-11-30 | 北京理工大学 | A kind of automatic key mouse switching method based on facial orientation identification |
| CN108919982B (en) * | 2018-06-14 | 2020-10-20 | 北京理工大学 | Automatic keyboard-mouse switching method based on face orientation recognition |
| CN111984218A (en) * | 2020-09-28 | 2020-11-24 | 深圳市春盛海科技有限公司 | Video switching device with series connection function |
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Address after: 518108, Baoan District, Shiyan City, Guangdong province Shenzhen street new stone community, 19 industrial district, North Road, building 6 North Patentee after: Shenzhen KinAn Technology Co., Ltd. Address before: 518053 Guangdong city of Shenzhen province Nanshan District Qiaoxiang Road East High Technology Park Branch Building 5 floor C, room D Patentee before: Shenzhen KinAn Technology Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20110629 |
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| CX01 | Expiry of patent term |