CN101226467A - Processing equipment capable of providing reality display information real time as well as computer switching device thereof - Google Patents
Processing equipment capable of providing reality display information real time as well as computer switching device thereof Download PDFInfo
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- CN101226467A CN101226467A CNA2007100019811A CN200710001981A CN101226467A CN 101226467 A CN101226467 A CN 101226467A CN A2007100019811 A CNA2007100019811 A CN A2007100019811A CN 200710001981 A CN200710001981 A CN 200710001981A CN 101226467 A CN101226467 A CN 101226467A
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- monitor information
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- arithmetic unit
- real time
- switching device
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Abstract
The invention discloses a process for real-time providing real display unit information and a computer switcher (KVM), for real-time providing real display unit information to a plurality of arithmetic devices. The processor is electrically connected with a display unit via a display unit interface and electrically connected with the arithmetic devices via the interfaces of the arithmetic devices. An acquisition module of the microprocessor via the display unit interfaces acquires the display unit information of the display unit and stores the information in a display unit information database. When the arithmetic devices are started, user can obtain the real display unit information of relative display unit from the display unit information database, but not preset display unit information, and can obtain demanded video state when the display unit is exchanged, without restarting the arithmetic devices.
Description
Technical field
The present invention relates to a kind for the treatment of apparatus and computer switching device thereof, be meant treating apparatus and computer switching device thereof that true monitor information is provided in real time especially.
Background technology
Increasing along with machine density, value volume and range of product is various to cause management to be gone up more and more difficult for factor because circuit is numerous and diverse etc.Therefore, enterprise is badly in need of an energy centralized control, alleviates the computer lab management difficulty, increases work efficiency, and eliminates the Operational Management System of various artificial potential safety hazards.So, be pushed out one after another about the product of KVM.
KVM is the abbreviation of keyboard (Keyboard), display device (Video), mouse (Mouse), claims switch again.The KVM switched system then is meant the management equipment of Network of Workstation.KVM by keyboard, mouse and image output device are done suitable configuration and between different main frames the switching of multiple mode connect, can abandon unnecessary keyboard, monitor and mouse, save machine room area, reduce energy resource consumption, also simplify simultaneously the operational administrative pattern of machine room, improve the work efficiency of management maintenance, promoted the security and the reliability of management.
In existing KVM switching device shifter, the cable between control end (or operating side of title user), a plurality of arithmetic unit end (for example PC) is mainly used to transmission video signal (can demonstrate picture on display), control signal (being sent by input medias such as keyboard, mouses).This makes, when the user switches to the certain operations device end by the switch bar (not describing) of KVM, the user just can see the picture of the vision signal representative of arithmetic unit end from display, also can pass through keyboard, the specific arithmetic unit end of the direct operated from a distance of mouse simultaneously.
In general, display and arithmetic unit (for example personal computer) have all adopted DDC (Display Data Channel, DDC) link up the form (for example resolution) of both suitable vision signals, and (Extended Display Identification Data, EDID) video signal format of being put down in writing carries out the video format communication to utilize expansion to show Identification Data.EDID also can be referred to as the monitor information video format, links up normally to be claimed by arithmetic unit, and is replied by display.After finishing above-mentioned communication, arithmetic unit can be exported suitable image (video output) form (for example resolution) to display according to obtained EDID information.That is to say that the resolution deallocation that the user needn't adjust output device especially closes wants the personal computer that connects, machine will automatically be set the quality of both different resolutions for suitable resolution.
Yet, for family expenses KVM switch or CAT5KVM switch, or even simple video switcher, display and arithmetic unit all are to transmit cohered video by KVM or video switcher indirectly.In order simply to overcome this class problem, existing KVM or video switcher all provide simple communicative mode (for example only providing default resolution to display and arithmetic unit), thereby bring many problems, even at all can't display frame on display.
The means that existing manufacturer proposes simple detecting have solved the problem of part.Specifically, at first arithmetic unit that is activated, can directly obtain the true EDID information of display, but the EDID information storage not got up and offer other arithmetic unit, so other arithmetic unit still can only be obtained EDID default, simulation.Yet, just in case display when being replaced, can only restart arithmetic unit midway, carry out above-mentioned communication again, but sometimes again start all can't finish above-mentioned communication smoothly.
Summary of the invention
Fundamental purpose of the present invention provides a kind for the treatment of apparatus and computer switching device (KVM) thereof that true monitor information is provided in real time, collect the EDID of display and arithmetic unit in real time respectively, and machine provides this EDID to arithmetic unit and display in due course.
Based on above-mentioned purpose, treating apparatus and the computer switching device (KVM) thereof that true monitor information is provided in real time of the present invention mainly can provide the true monitor information of display to a plurality of arithmetic units in real time.In treating apparatus of the present invention, be electrically connected to display by display interface device, and be electrically connected to above-mentioned a plurality of arithmetic unit by the arithmetic unit interface.After the obtaining module and obtain the monitor information of display in the microprocessor, it can be stored in the monitor information database by display interface device.After above-mentioned a plurality of arithmetic units are activated, can from the monitor information database, obtain the real monitor information of corresponding display, rather than arbitrarily default monitor information, when display was replaced simultaneously, above-mentioned a plurality of arithmetic units need not be started shooting again just can learn needs replacing video state.
Advantage of the present invention and spirit can be further understood by following specific embodiment and accompanying drawing.
Description of drawings
Fig. 1 is the synoptic diagram for the treatment of apparatus that true monitor information is provided in real time;
Fig. 2 is for providing the synoptic diagram of true monitor information in real time.
Among the figure:
10 provide the treating apparatus of true monitor information in real time
The 12VGA multiplexer
The 14VGA/OSD selector switch
16 microprocessors
18 obtain module
20 monitor information databases
10a arithmetic unit interface
26a～26b arithmetic unit
The 10b display interface device
24 displays
22 notification modules
19 maintenance modules
20a arithmetic unit zone
The 20b display area
Embodiment
Fig. 1 is the synoptic diagram that the treating apparatus of true monitor information is provided in real time.As shown in Figure 1, the present invention provides the treating apparatus 10 of true monitor information mainly to comprise the conventional video processing assembly in real time, be VGA multiplexer 12, VGA/OSD selector switch 14, microprocessor 16, wherein comprise in the microprocessor 16 and obtain module 18, monitor information database 20.Monitor information database 20 can be the medium that single non-volatility memorizer, array non-volatility memorizer (as shown in Figure 2) or other can storage datas.Treating apparatus 10 can be electrically connected to display 24 by display interface device 10b, and is electrically connected to above-mentioned a plurality of arithmetic unit 26a～26b by arithmetic unit interface 10a.What need pay special attention to is that display 24 is not restricted to only one, and can be a plurality of, and is supervised by the user of respective numbers.
The present invention provides the monitor information that the treating apparatus 10 of true monitor information mainly can provide display 24 (one or many) in real time in real time, and (Extended Display Identification Data EDID) gives a plurality of arithmetic unit 26a～26b.In order to provide true EDID to arithmetic unit 26a～26b, the module 18 that obtains in the treating apparatus 10 of the present invention can be after the EDID that obtains display 24, and this EDID of storage is in monitor information database 20 earlier.Monitor information database 20 has stored many monitor information, and each monitor information comprises resolution at least.After these arithmetic units 26a～26b is activated, or the user is when switching to the certain operations device, just can from monitor information database 20, obtain the real EDID of corresponding display 24, and no longer just arbitrarily predetermined resolution, or the resolution of first display just, can support or the picture of resolution more suitably so that can Output Display Unit 24.
Thus,, still can discover in real time, and regain new EDID by microprocessor 16 even display 24 is replaced midway, and then the data in the refresh display information database 20.Then, in microprocessor 16 with original EDID relatively after, trigger notice module 22 shows (On Screen Display with stack on the screen, OSD) (for example: please switch to suitable resolution) mode is presented on the display 24 information, point out the user to upgrade the video state of arithmetic unit 26a～26b, allow the display 24 after upgrading do suitable cooperating, output and the suitable image of demonstration with arithmetic unit 25a～26b.Next, be example with arithmetic unit 26a, display 24, illustrate in greater detail and how to carry out above-mentioned relatively judgement, and describe the structure of complete monitor information database 20.
Fig. 2 is the synoptic diagram that true monitor information is provided in real time.As shown in Figure 2, at arithmetic unit 26a, display 24, monitor information database 20 can further be divided into arithmetic unit zone 20a, display area 20b.Arithmetic unit zone 20a stores the monitor information that above-mentioned a plurality of arithmetic unit 26a～26b uses or the last time uses, and when arithmetic unit 26a～26b is activated, obtains this monitor information automatically.Display area 20b stores the monitor information of display 24, and when display 24 is activated, automatic refresh display information.
Concerning display 24, arithmetic unit 26a, store EDID though can share same storage area, just in case display 24, arithmetic unit 26a simultaneously during the EDID in the updated stored zone, the entanglement phenomenon just take place easily.For fear of this problem, be designed to arithmetic unit zone 20a, display area 20b in the present invention especially, its fundamental purpose is to avoid making a mistake, to improve fault-tolerant ability.
For instance, if after display 24 is activated, obtaining module 18 and can obtain the EDID of display 24 and it is stored among the display area 20b in the microprocessor 16.Owing to there is no any information among the 20a of arithmetic unit zone at the beginning, therefore maintenance module 19 can be when the monitor information each other among display area 20b, the arithmetic unit zone 20a be inequality, with the monitor information among the monitor information covering operation device zone 20a of display area 20b.Thus, arithmetic unit 26a just can obtain the monitor information of display 24 smoothly, and use correct or the proper resolution degree transmit that video is drawn and.When display 24 midway is replaced as display capabilities display inequality, maintenance module 19 can be at the fixed time at interval the time, judge whether the monitor information among display area 20b, the arithmetic unit zone 20a is identical, replaced if perceive display 24, then override the monitor information among the arithmetic unit 20a once more.Just, arithmetic unit 20a can't automatically obtain this monitor information again, can only notify the user to carry out refresh routine by notification module 22.
In addition, treating apparatus of the present invention also can be applied in the computer switching device (KVM), but it further comprises keyboard interface (being used for being electrically connected to keyboard) and mouse interface (being used for being electrically connected to mouse).
The above only is a preferred embodiment of the present invention; and be not to come scope of the present invention is limited with above-mentioned disclosed preferred embodiment; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (11)
1. treating apparatus that true monitor information is provided in real time, the monitor information that a display is provided in real time is characterized in that to a plurality of arithmetic units this treating apparatus comprises:
One display interface device is electrically connected to this display;
One arithmetic unit interface is electrically connected to above-mentioned a plurality of arithmetic unit;
One monitor information database stores many monitor information, and each monitor information comprises a resolution at least; And
One obtains module, after being used for obtaining the monitor information of this display by the aforementioned display device interface, this monitor information is stored in this monitor information database;
Wherein, after above-mentioned a plurality of arithmetic units are activated, can from this monitor information database, obtain real monitor information, so that export the picture of corresponding monitor information corresponding to this display.
2. the treating apparatus that true monitor information is provided in real time as claimed in claim 1 is characterized in that, described monitor information database is that a single non-volatility memorizer, array non-volatility memorizer or other are enough to the medium of storage data.
3. the treating apparatus that true monitor information is provided in real time as claimed in claim 1 is characterized in that, this monitor information database further comprises:
One display area is used to store the monitor information of this display, and when this display is activated, upgrades this monitor information automatically;
One arithmetic unit zone is used for storing the current use or the last monitor information of using of above-mentioned a plurality of arithmetic units, and when one of them is activated, obtains this monitor information at this arithmetic unit automatically;
And this treating apparatus further comprises:
One safeguards module, when each other monitor information in this display area, this arithmetic unit zone is inequality, overrides monitor information in this arithmetic unit zone with the monitor information of this display area.
4. the treating apparatus that true monitor information is provided in real time as claimed in claim 1 is characterized in that, this treating apparatus further comprises:
One notification module is obtained module by this and is triggered, and is presented on this display in the mode of stack display message on the screen, points out the user to upgrade the video state of this arithmetic unit.
5. the treating apparatus that true monitor information is provided in real time as claimed in claim 3 is characterized in that, this maintenance module can judge whether the monitor information each other in this display area, this arithmetic unit zone is identical at the fixed time at interval.
6. computer switching device that true monitor information is provided in real time, the monitor information that is used for a display is provided in real time is characterized in that to a plurality of arithmetic units this computer switching device comprises:
One keyboard interface is electrically connected to a keyboard;
One mouse interface is electrically connected to a mouse;
One display interface device is electrically connected to aforementioned display device;
One arithmetic unit interface is electrically connected to above-mentioned a plurality of arithmetic unit;
One monitor information database is used to store many monitor information, and each monitor information comprises a resolution at least; And
One obtains module, after obtaining the monitor information of this display by this display interface device, and it is stored in this monitor information database;
Wherein, after above-mentioned a plurality of arithmetic units are activated, can from this monitor information database, obtain real monitor information corresponding to this display.
7. the computer switching device that true monitor information is provided in real time as claimed in claim 6 is characterized in that, this monitor information database is that single non-volatility memorizer, array non-volatility memorizer or other are enough to the medium of storage data.
8. the computer switching device that true monitor information is provided in real time as claimed in claim 6 is characterized in that, this monitor information database further comprises:
One display area is used to store the monitor information of this display, and when this display is activated, upgrades this monitor information automatically;
One arithmetic unit zone is used to store this monitor information of this a few arithmetic units, and when being activated one of in this arithmetic unit, obtains this monitor information automatically;
And this computer switching device further comprises:
One safeguards module, is used for when the monitor information each other in this display area, this arithmetic unit zone is inequality, overrides this monitor information in this arithmetic unit zone with this monitor information of this display area.
9. the computer switching device that true monitor information is provided in real time as claimed in claim 6 is characterized in that, wherein this computer switching device further comprises:
One notification module is obtained module by this and is triggered, and is presented on this display in the mode of stack display message on the screen, points out the user to upgrade the video state of this arithmetic unit.
10. the computer switching device that true monitor information is provided in real time as claimed in claim 8 is characterized in that, this maintenance module can judge whether the monitor information each other in this display area, this arithmetic unit zone is identical at the fixed time at interval.
11. the computer switching device that true monitor information is provided in real time as claimed in claim 6 is characterized in that, this computer switching device is domestic type KVM switch or CAT5 KVM switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710001981A CN100578438C (en) | 2007-01-16 | 2007-01-16 | Processing equipment capable of providing reality display information real time as well as computer switching device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710001981A CN100578438C (en) | 2007-01-16 | 2007-01-16 | Processing equipment capable of providing reality display information real time as well as computer switching device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101226467A true CN101226467A (en) | 2008-07-23 |
| CN100578438C CN100578438C (en) | 2010-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710001981A Expired - Fee Related CN100578438C (en) | 2007-01-16 | 2007-01-16 | Processing equipment capable of providing reality display information real time as well as computer switching device thereof |
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| CN (1) | CN100578438C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102253954A (en) * | 2010-05-19 | 2011-11-23 | 株式会社日立制作所 | Screen customization supporting system and screen customization supporting method |
| CN102346562A (en) * | 2010-08-04 | 2012-02-08 | 郭青松 | Automatic computer switching device |
| CN104272282A (en) * | 2012-04-04 | 2015-01-07 | 阿沃森特亨茨维尔公司 | Access appliance providing direct display data channel (DDC) interface connection and stored monitor calibration information |
| CN104980666A (en) * | 2014-04-02 | 2015-10-14 | 宏正自动科技股份有限公司 | Video switcher and switching method thereof |
-
2007
- 2007-01-16 CN CN200710001981A patent/CN100578438C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102253954A (en) * | 2010-05-19 | 2011-11-23 | 株式会社日立制作所 | Screen customization supporting system and screen customization supporting method |
| CN102253954B (en) * | 2010-05-19 | 2013-12-11 | 株式会社日立制作所 | Screen customization supporting system and screen customization supporting method |
| CN102346562A (en) * | 2010-08-04 | 2012-02-08 | 郭青松 | Automatic computer switching device |
| CN104272282A (en) * | 2012-04-04 | 2015-01-07 | 阿沃森特亨茨维尔公司 | Access appliance providing direct display data channel (DDC) interface connection and stored monitor calibration information |
| CN104272282B (en) * | 2012-04-04 | 2017-08-15 | 阿沃森特亨茨维尔有限责任公司 | Offer directly displays data channel（DDC）The access equipment for the monitor calibration information that interface is connected and stored |
| US9824051B2 (en) | 2012-04-04 | 2017-11-21 | Avocent Huntsville, Llc | Access appliance providing direct display data channel (DDC) interface connection and stored monitor calibration information |
| CN104980666A (en) * | 2014-04-02 | 2015-10-14 | 宏正自动科技股份有限公司 | Video switcher and switching method thereof |
| CN104980666B (en) * | 2014-04-02 | 2018-02-27 | 宏正自动科技股份有限公司 | Video switcher and switching method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100578438C (en) | 2010-01-06 |
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Owner name: LOU ZIZHENG Free format text: FORMER OWNER: LIANHE TECHNOLOGY CO., LTD. Effective date: 20081107 |
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Effective date of registration: 20081107 Address after: Taipei City, Taiwan, China Applicant after: Lou Zizheng Address before: Taipei City, Taiwan, China Applicant before: Lianhe Technology Co., Ltd. |
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