CN101937411A - Electronic exchanger, electron exchange system and control method of electronic exchanger system - Google Patents
Electronic exchanger, electron exchange system and control method of electronic exchanger system Download PDFInfo
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- CN101937411A CN101937411A CN2009102250354A CN200910225035A CN101937411A CN 101937411 A CN101937411 A CN 101937411A CN 2009102250354 A CN2009102250354 A CN 2009102250354A CN 200910225035 A CN200910225035 A CN 200910225035A CN 101937411 A CN101937411 A CN 101937411A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
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Abstract
The present invention discloses an electronic exchanger allowing mutual connection of parallel connection computer and parallel connection electronic joints, an electron exchange system and a control method of an electronic exchanger system. The electron exchange system includes a computer group of parallel connection computers; an electronic joint group of the parallel connection electronic joints; an electronic exchanger for implementing dynamic connection between the computer group and the electronic joint group.
Description
Technical field
The present invention is the electronic exchanger that is connected between the electronic joint of support computer in parallel and parallel connection, in the computer promptly in addition in parallel in any computer and the electronic joint in parallel between any electronic joint mutually logicality is connected, and make constructive method and the inner structure of most computer-electronic joints in the same way to the interchanger of while logicality connection.
The result of the research that the present invention is undertaken by the delegation of the new growth power core technology development of the IT office of kownledge economy portion.
Background technology
The KVM switch is the efficient management that conveniently has ground such as data in server in parallel storehouse, makes the supvr supervise the switch of server state by multiplexing between one or several electronic joints and server in parallel.KVM is Keyboard, Video, and the abbreviation of Mouse is one or the minority keeper best approach at management server in parallel.That is, KVM provides the multiplexing/demultiplexing technology that 1:N (N is a computer quantity) connects.
But KVM is then not too suitable down to change the effectiveness computing environment (for example public service facility, patching central, Internet bar, school or computer room, CBT experiment office etc.) of using most computers if not users most under the situation of management server.That is, then at a loss what to do fully because of the multiplexing/demultiplexing technology of realization 1:N (N the is a computer quantity) connection that use in the inefficient space that operation electronic joint separately takes place, the problem of the inefficient power management of the problem of indivedual computer control difficulties, user's seating allocation problem, the professional uncontinuity that takes place because of the renewal/guarantee of hardware and software, whole computing environment etc. is then existing under the effectiveness computing environment because of the computer of parallel connection.
Summary of the invention
＜the problem that solve 〉
The present invention be among in parallel PC cluster and the electronic joint group in parallel other arbitrarily computer logically be connected with electronic joint arbitrarily, and make the right logic of computer-electronic joint in parallel be connected the system of installation/releasing dynamically as the basis up to the computer that starts and electronic joint Close All, and to provide this to be equipped for purpose with this.Existing computer system by parallel connection of the present invention is divided into PC cluster and the electronic joint group constitutes practical computerized environment, and finally solves above-mentioned a lot of problems.
The present invention is not limited to above-mentioned purpose, is appreciated that with following narration this principle of what use is made of is on other affairs.
＜problem solves process 〉
For reaching above-mentioned purpose, the electronic exchanger in the invention is included in the storage portion that preserves the connection status situation of computer-electronic joint when realizing connecting and carries out the switch portion that ON/OFF is connected computer and electronic joint with the situation according to connection status.
Electronic switching system (ESS) of the present invention comprises PC cluster in parallel, electronic joint group in parallel and the electronic exchanger that above-mentioned PC cluster and electronic joint group dynamically are connected.
The control method of electronic switching system (ESS) is to comprise according to the open/close state of the on-off element of parallel connection searching for the step that starts computer, started under the situation of computer existing, to have upgraded the step that step and the open/close state according to on-off element again of the open/close state of the on-off element that connects electronic joint and computer are connected/disconnect.
The details of other examples are included among detailed description and the figure.
＜effect 〉
Follow according to the present invention, can be provided in that blade calculates or the effectiveness computing environment under the multidigit user separately the computer of dynamic translation parallel connection use the environment of computer.
And, do not need renewal or repairing shift position because of the hardware and software of computer for the business master, and than the situation that each computer connects each electronic joint management of being more convenient for.
Also have under the effectiveness computing environment,, guaranteed professional continuity, and improved spatiality if a computer generation problem of using only need distribute other computer to give the user.
Description of drawings
Fig. 1 is the structural map according to the electronic switching system (ESS) of example.
Fig. 2 is the structural map according to the electronic switching system (ESS) of other examples.
Fig. 3 is the structural map according to the electronic exchanger of example.
The illustration figure of on-off element shown in Figure 3 during Fig. 4 to Fig. 6.
Fig. 7 is the precedence diagram of explanation according to the control method of the electronic switching system (ESS) of example.
Fig. 8 is the precedence diagram of explanation according to the control method of the electronic switching system (ESS) of other examples.
Embodiment
Advantage point of the present invention and feature and complete process can be more clear with reference to the figure of appendix and the true example that describes in detail later.But the present invention not only is confined under the situation of those examples, can realize with different forms.Just these examples, just are defined in the request item for the operator that general knowledge is arranged in the technical field under the present invention provides with reference to what provide for more complete description the present invention.On the other hand, the speech that uses in this instructions be as illustrated example be not limit of the present invention.And each composition (elements) in this instructions is called as " being connected (connected to) " and comprises the situation that directly is connected or connects or get involved other composition with other composition with other compositions.Do not comprise plural form under the singulative situation if specify in this manual yet." comprising (comprises) " work " (comprising) that comprise " of using in the instructions is that the formation element that relates to of explanation is not get rid of more than one other to constitute the existence of elements or additional.
" computer " in this instructions not only refers to general desktop computer, notebook, also have and to reflect the unit server that the volume server can mount in appendix, blade server or to this corresponding equipment, be mainboard, central processing unit (CPU), internal memory, the general designation of the system that IO bridging chipset is formed.
Also has interface equipment that demonstration equipment that " electronic joint " in this explanation be meant that LCD, PDP, CRT etc. constitute and keyboard, mouse, sound equipment, microphone, USB port etc. constitute group.Above-mentioned demonstration equipment is meant that composite cable, S-VIDEO cable, establishment cable, D-SUB cable (having another name called the VGA cable), DVI cable, HDMI cable, other analog or digital correction of image cables are by accepting signal of video signal exportable device in showing panel.Above-mentioned " mouse " is meant the equipment of following computer to intercom mutually by PS2 or USB port, and above-mentioned " keyboard " also is the equipment of following computer to intercom mutually by PS2 or USB port.Described " sound equipment " is meant the sound equipment of following computer to be connected by voice-frequency cables such as RCA, OFC." USB port " then refers to the protocol communication that an all connector of each computer is supported USB, and can become independent cableport, and form that also can hub is supported a plurality of ports.And USB port/hub can come across the state of display side or other electronic joints merging such as lower end or keyboard.Replenish again a bit, use USB mouse or USB keyboard or constitute electronic joint as the ancillary equipment of USB digital camera.
With reference to figure 1 and Fig. 2 electronic exchanger and the electronic switching system (ESS) situation in example is described.Fig. 1 is the structural map according to the electronic switching system (ESS) of example, and Fig. 2 is the structural map according to the electronic switching system (ESS) of other examples.
See that first Fig. 1 is illustrated, electronic switching system (ESS) (10) comprises PC cluster, electronic joint group and electron exchange group (100), and (C_1～C_N) and the electronic joint of parallel connection (interconnect between T_1～T_M) to support computer in parallel.
PC cluster is that N platform (N is a natural number) PC main frame gathers together, and the electronic joint group is M (M is a natural number) electronic joint directly distributing to the user such as set display, keyboard, mouse, sound equipment, microphone, USB port (T_1～T_M).What PC cluster described here can comprise the illustrated parallel connection of Fig. 2 reflects volume server (S_1～S_N) or blade server.
Electronic exchanger (100) is that logicality connects computer between PC cluster and electronic joint group (C_1～C_N) and electronic joint (T_1～T_M).Each computer in the PC cluster (C_1～C_N) and the connecting line between electronic exchanger (100), and each electronic joint among the electronic joint group (T_1～T_M) and the connecting line between electronic joint (100) can be individual cables that private cable separately such as display, keyboard, mouse, sound equipment, microphone, USB port constitutes realize also can be integrated single the or incompatible realization of several combinations cable group.
((C_1～C_N) dynamically be connected perhaps disconnects the computer that connected (C_1～C_N) and electronic joint (T_1～T_M) to computer in T_1～T_M) and the PC cluster to such electronic exchanger (100) to electronic joint among the electronic joint group.This connection and disconnection process also can be realized by manual installation/releasing stube cable.So (T_1～T_M) can dynamic mapping and connects computer in parallel (C_1～C_N) electronic joint in parallel.Promptly Duo Shuo user can dynamic mapping uses computer in parallel (C_1～C_N).
In this case if the computer that the user is using (C_1～when C_N) problem taking place, can distribute other computers (C_1～C_N) give the user, so professional continuity has obtained guarantee.And the supvr to computer (hardware and software of C_1～C_N) upgrades and does not need to move during guarantee, to PC cluster keep and guarantee provides convenience.
Below with reference to Fig. 3 illustrated electronic exchanger (100) among Fig. 1 and Fig. 2 is further detailed.
Fig. 3 is the structural map according to the electronic exchanger of example.
With reference to Fig. 3, electronic exchanger (100) comprises switch portion in parallel (SW_1～SW_M) and state storage portion (110) and control part (120).((situation of T_1～T_M) be connected with a signal wire is an example for C_1～C_N) and M electronic joint by N platform computer among Fig. 3.
(SW_1～SW_M) makes electronic joint in the electronic population, and ((C_1～C_N) selectivity is connected the computer in T_1～T_M) and the PC cluster each switch portion.Need M switch portion (SW_1～SW_M) particularly, and (SW_1～(C_1～C_N) quantity is individual SW_M) to need computer in the PC cluster for each switch portion, be N on-off element, realize that with this ((selectivity of C_1～C_N) is connected M electronic joint for T_1～T_M) and N computer.
Control part (120) is controlled each on-off element (ON/OFF of SW (1,1)～SW (N, M)) according to state storage portion (110).For example state storage portion (110) preserves each on-off element (N * M open/close state of SW (1,1)～SW (N, M)).Control part (120) is for connecting first electronic joint (T_1) and first computer (C_1), (SW (1 to need middle first on-off element of preserving of update mode storage portion (110), 1) open/close state) is 1 (or opening), (SW (1 for second to N on-off element, 1)～SW (N, M)) open/close state is 0 (or closing), then has only the first on-off element SW (1,1) (SW (2 to the N on-off element for the state of) opening and other second, 1)～SW (N, M)) state of Quan Weiguan can be realized being connected of first electronic joint (T_1) and first computer (C_1).
And state storage portion (110) can ((cable of SW (1,1)～SW (N, M)) also connects computer ((cable of SW (1,1)～SW (N, M)) is discerned for C_1～C_N) and on-off element for T_1～T_M) and on-off element by connecting electronic joint.For example can give fixed number to each cable.State storage portion (110) can discern and be connected to switch unit (fixed number of the cable of SW (1,1)～SW (N, M)) judges according to this which computer which electronic joint is connected on again.Perhaps state storage portion (110) input can be distinguished electronic joint ((signal of C_1～C_N) is judged electronic joint (T_1～T_M) and the computer (connection status of C_1～C_N) for T_1～T_M) and computer.Again the result who judges is saved as 0 or 1 form.
Even manually come off or think the replacing cable, also can discern the fixed number of cable or receive and to differentiate electronic joint ((signal of C_1～C_N) judges what computer present what electronic joint is connected on for T_1～T_M) and computer with this cable.Be the memory internal storage of the fixed number of the cable in the attachment plug that reaches this purpose and need to remember cable, in attachment plug, install and to judge whether the plug that comes off.
Control part (120) can be the supervisory routine of system operator or computer, or the unit of the computer command of fulfillment supvr or management.And state storage portion (110) is the logicality connection status of preserving present electronic switching system (ESS), can be that any memory cells such as EEPROM, flash memory, registers are realized.Be Controlled portion of state storage portion (110) (120) reads connection status or Be Controlled portion (120) controls and be updated to new connection status.
On the one hand, electronic exchanger in other examples or electronic switching system (ESS) can be not according to control part (120) control electronic joint (T_1～T_M) and computer (C_1～C_N) dynamically be connected, but the supvr manually connects.Be that state storage portion (110) is can (SW (1,1)～SW (N, M)) preserves open/close state and upgrade each on-off element that (SW (1,1)～SW (N, M)) is the state for opening or closing according to the gauge tap element of control part (120).For example, as what say previously, the supvr manually removes electronic joint, and (T_1～T_M) (SW (1 with on-off element, 1)～SW (N, M)) (C_1～C_N) (SW (1 with on-off element for cable between and computer, 1)～cable between SW (N, M)) finishes electronic joint (T_1～T_M) and computer (C_1～C_N) dynamically be connected.Need the cable fixed number in this case, (the cable fixed number on SW (1,1)～SW (N, M)) is judged connection status to state storage portion (110) identification switch element.And state storage portion (110) can preserve or upgrade the result of judgement.
Specify each on-off element (example of SW (1,1)～SW (N, M)) with reference to Fig. 4 to Fig. 6.Fig. 4 to Fig. 6 is (the illustration figure of SW (1,1)～SW (N, M)) of illustrated on-off element in Fig. 3.
(T_1～T_M) and computer (transmit folk prescription when signal between C_1～C_N), connect electronic joint electronic joint
(((SW (1,1)～SW (N, M)) is that illustrated 3 states (tri-state) buffer element is realized among Fig. 4 or Fig. 5 to the on-off element of C_1～C_N) for T_1～T_M) and computer.Perhaps at electronic joint (T_1～T_M) and computer (C_1～C_N)
Between when transmitting the twocouese signal, (((SW (1,1)～SW (N, M)) is that illustrated picture twocouese (bilateral) switch utilizes the passtransistor element to realize among Fig. 6 to the on-off element of C_1～C_N) for T_1～T_M) and computer to connect electronic joint.Control signal among Fig. 4 to Fig. 6 (control) can be the open/close state that is kept at state storage portion according to the setting of control part (120).
On the other hand, do not need the signal of switch, the R of VGA monitor cable (D-SUB) for example, G, the B signal is the same, and according to HSYNC, VSYNC judges that open/close signal does not need with illustrated on-off element among Fig. 4 to Fig. 6
(SW (1,1)～SW (N, M)) realizes.Only need be connected to a source signal on whole single plugs and get final product.And if fan-in or fan out problem take place signal weaker only need increase continuously or buffer loop gets final product.
The control method of electronic switching system (ESS) is described with example to get off.
Fig. 7 is the precedence diagram of explanation according to the control method of the electronic switching system (ESS) of example.
As all on-off elements of at first initialization of Fig. 7 (S710) (SW (1,1)～SW (N, M)).For example (open/close state among SW (1,1)～SW (N, M)) is set to 0, makes all on-off elements (state of SW (1,1)～SW (N, M)) for closing all on-off elements of preserving in state storage portion (110).
Wait for the request (S720) of control part (120) then.If the request of control part (120) is arranged, judge that then whether this request is that ((logicality is connected (S730) to computer between T_1～T_M) for C_1～C_N) and electronic joint.
If not the logicality connection requests, (((the logicality connection status of SW (1,1)～SW (N, M)) sends go back (S710) on-off element during the request of the connection status of C_1～C_N) for T_1～T_M) and computer for example to read electronic joint.Be that (open/close state is given control part (120) among SW (1,1)～SW (N, M)) being kept at on-off element in state storage portion (110).
((logicality connection requests between T_1～T_M) then judges whether it is connection (S750) to designated computer for C_1～C_N) and electronic joint if computer.If during, judge whether designated computer is starting state (S760) to the connection request of designated computer.(judge by the open/close state of SW (1,1)～SW (N, M)) by being kept at the middle on-off element of state storage portion (110) for starting state.
When for example appointed computer was N platform computer (C_N), (whether M the open/close state of SW (N, 1)～SW (N, M)) was 0 to judge starting state entirely according to the switch that is connected with N platform computer.When if appointed computer (C_N) is judged as starting state, control part (120) connects the computer of appointment and the electronic joint of request (T_1～T_M).For example ((1≤i≤M) is connected with logicality between appointed computer (C_N) need (M, open/close state i) be set to 1 SW for T_1～T_M) in order to finish i electronic joint.Get back to the state (S720) of waiting for control part (120) request after the completion logic connection once more.
As if appointed computer (C_N) is not starting state, then sends warning message and send can not connect signal to control part (120) (S780), gets back to the state (S720) of waiting for control part (120) request once more.
If the logicality connection requests is not during to a certain of appointment or several computers, when promptly not having designated computer, judge whether to exist to have started computer (S790).This process each increase j 1 to N and checks that (whether the numerical value of SW (j, 1)～SW (j, M)) be 0 on-off element to on-off element entirely since 1.(open/close state of SW (1,1)～SW (1, M)) judges whether to be 0 entirely, judges that first computer was starting state at 0 o'clock if be entirely for example to read M on-off element during j=1.If not be that (open/close state of SW (2,1)～SW (2, M)) judges whether to be 0 entirely for M on-off element when reading j=2 at 0 o'clock entirely.Promptly find on-off element (SW (j, 1)～SW (j, when open/close state is 0 j entirely M)), control part (120) is connected to j platform computer the electronic joint (S770) of request, do not starting under the situation of computer, promptly do not having on-off element (SW (j, 1)～SW (j, M)) open/close state give a warning when being 0 j full information and send can not link information to control part (120) (S780), get back to the state (S720) of waiting for control part (120) request once more.
It below is the control method of the electronics friendshipization system in other examples of explanation.Fig. 8 is the precedence diagram of explanation according to the control method of the electronic switching system (ESS) of other examples.Adopt same sequence number with process same among Fig. 7, omit this specific description.
With reference to Fig. 8, initialisation switch (S710) is at first checked the connection status (S820) of cable.Check to connect electronic joint (T_1～T_M) and the on-off element (cable of SW (1,1)～SW (N, M)) and be connected computer (C_1～C_N) and the on-off element (connection status of the cable of SW (1,1)～SW (N, M)) particularly.At this moment utilize the fixed number of cable can judge electronic joint (T_1～T_M) and on-off element (SW (1,1)～SW (N, M)) and the computer (connection status between C_1～C_N).The result who checks be (T_1～T_M) and the computer (connection status (S830) between C_1～C_N) of electronic joint in basis preservation or the update mode storage portion.On-off element (the open/close state of SW (1,1)～SW (N, M)) in the update mode storage portion for example.And state storage portion can preserve the on-off element of N * M ranks form, and (open/close state of SW (1,1)～SW (N, M)) rearranges row and column and can upgrade check result after the inspection.
Also can move as usual when taking place to interrupt in the S820 step.For example the supvr manually removes the cable of computer-electronic joint and takes place to connect when separating in electronic switching system (ESS) starts, and disruption can take place.If check cable connection status (S820) when disruption takes place.Upgrade connection status (S830) according to check result in state storage portion.
The above-mentioned then state (S720) of waiting for control part (120) request of equally getting back to, the S730 step of carrying out Fig. 7 then is to the S790 step.
Have the people of certain thing in this technical field be appreciated that do not change must feature and the situation of know-why under use in the middle of other concrete forms.Control method for example of the present invention can be carried out by the program of being edited.So know that example just is confined on these examples as an example and not only here.Scope of the present invention will occur in the scope of patent request described later, be appreciated that the meaning of scope of patent request and scope also have all changes that occur in its key concept or the form of variation all to belong in the scope of the present invention.
Claims (20)
1. electronic switching system (ESS) comprises:
The PC cluster that comprises computer in parallel;
The electronic joint group who comprises electronic joint in parallel;
Carry out the electronic exchanger that dynamically is connected between above-mentioned PC cluster and electronic joint group.
2. electronic switching system (ESS) as claimed in claim 1, wherein, described electronic exchanger comprises:
On-off element in parallel;
Preserve the storage portion of the open/close state of above-mentioned on-off element;
Upgrade the control part of above-mentioned open/close state;
Above-mentioned on-off element comes computer-electronic joint is dynamically connected/disconnects according to the open/close state that upgrades.
3. electronic switching system (ESS) as claimed in claim 2, wherein, described control part reads the open/close state of above-mentioned state storage portion and judges above-mentioned computer in parallel and the connection status between electronic joint in parallel.
4. electronic switching system (ESS) as claimed in claim 3, wherein, described control part is judged the starting state of each computer according to open/close state, upgrades the open/close state that has started computer then and makes and connect between computer-electronic joint or disconnect.
5. electronic switching system (ESS) as claimed in claim 1, wherein, described electronic joint comprises at least one item in USB port, microphone, sound equipment, keyboard, display, the mouse.
6. electronic switching system (ESS) as claimed in claim 1, wherein, replacement company connects the cable and the cable that is connected above-mentioned computer and above-mentioned electronic joint of above-mentioned electronic joint and above-mentioned electronic exchanger,
To the number of above-mentioned cable additional fastening, judge the connection status of above-mentioned computer in parallel and above-mentioned electronic joint in parallel according to this number.
7. electronic exchanger that is connected between the computer of parallel connection and electronic joint in parallel comprises:
Preserve the storage portion of the connection status of above-mentioned computer in parallel and above-mentioned electronic joint in parallel;
The switch portion that connects electronic joint in parallel and Electricity Federation computer according to above-mentioned connection status.
8. electronic exchanger as claimed in claim 7, wherein,
When above-mentioned computer quantity in parallel is N (N is a natural number), when above-mentioned electronic joint quantity in parallel is M (M is a natural number),
Above-mentioned paralleling switch portion has M, and above-mentioned switch portion comprises N on-off element, and N * M represents above-mentioned connection status.
9. electronic exchanger as claimed in claim 8, wherein,
Judge the connection status of computer in parallel and electronic joint in parallel according to the on-off element open/close state that is kept at storage portion,
Comprise that also upgrading open/close state is provided with being connected or the control part of disconnection computer in parallel and electronic joint in parallel.
10. electronic exchanger as claimed in claim 9, wherein,
When above-mentioned control part connects with specific computer above-mentioned electronic joint,
Above-mentioned control part reads the open/close state of M the on-off element that links to each other with specific computer from storage portion, judge the starting state of specific computer, the open/close state of the switch that the above-mentioned electronic joint of renewal links to each other with above-mentioned specific computer under the state that starts.
11. electronic exchanger as claimed in claim 9, wherein,
Above-mentioned control part at above-mentioned electronic joint when computer is connected arbitrarily,
Above-mentioned control part reads the open/close state of above-mentioned paralleling switch element successively from storage portion, started computer according to the state search that reads, the open/close state of the switch that the above-mentioned electronic joint of renewal links to each other with above-mentioned spendable computer under the state that starts.
12. electronic exchanger as claimed in claim 8, wherein,
Above-mentioned on-off element is 3 states (tri-state) buffering or twocouese (bilateral) switch.
13. electronic exchanger as claimed in claim 7, wherein,
Replenish the cable and the cable that is connected computer and switch portion that connect electronic joint and switch portion,
To the number of above-mentioned cable additional fastening, judge the connection status of above-mentioned computer in parallel and above-mentioned electronic joint in parallel according to this number.
14. electronic exchanger as claimed in claim 13, wherein,
When signal interruption took place, above-mentioned storage portion checked the connection status of above-mentioned cable, upgraded connection status according to the fixed number of the cable that is connected switch portion.
15. one kind is comprising on-off element in parallel, the control method of the electronic switching system (ESS) that the electronic joint of the computer of parallel connection and parallel connection is connected comprises:
Be connected when being requested between above-mentioned electronic joint and above-mentioned computer, search for the step that starts computer according to the on-off element open/close state;
Under the situation of the computer that startup is arranged, upgrade the step of the open/close state of the on-off element that connects electronic joint and started computer;
The step that on-off element is connected or disconnects according to open/close state.
16. the control method of electronic switching system (ESS) as claimed in claim 15, wherein,
When above-mentioned computer quantity in parallel is N (N is a natural number), when above-mentioned electronic joint quantity in parallel is M (M is a natural number),
Above-mentioned paralleling switch portion has M, and above-mentioned switch portion comprises N on-off element, and N * M represents above-mentioned connection status.
17. the control method of electronic switching system (ESS) as claimed in claim 16, wherein,
The search step that is connected between above-mentioned electronic joint and specific computer when being requested is to comprise the step that reads M relevant on-off element open/close state of above-mentioned specific computer;
Judge from the state that reads whether an above-mentioned M on-off element is the state that all closes.
18. the control method of electronic switching system (ESS) as claimed in claim 16, wherein,
Above-mentioned electronic joint with the search step that is connected between computer arbitrarily when being requested is
Comprise the step that reads any relevant M on-off element open/close state in the above-mentioned computer in parallel;
Judge from the state that reads whether an above-mentioned M on-off element is the state that all closes;
If not under the state of Quan Weiguan, read the open/close state of M relevant on-off element of another computer again and judge, this step is the state that closes up to the open/close state of M relevant on-off element of a computer entirely repeatedly.
19. the control method of electronic switching system (ESS) as claimed in claim 15, wherein,
Replenish and do not have under the situation that starts computer that send warning message and send can not link information.
20. the control method of electronic switching system (ESS) as claimed in claim 15, wherein,
Replenish and check connection electronic joint and the cable of switch portion and the step of the cable connection status that is connected computer and switch portion;
Preserve open/close state in parallel according to check result.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR58617/09 | 2009-06-29 | ||
| KR1020090058617A KR101240466B1 (en) | 2009-06-29 | 2009-06-29 | Electronic exchanger for supporting interconnections between multiple computers and multiple terminals, system and control method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101937411A true CN101937411A (en) | 2011-01-05 |
Family
ID=43390747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102250354A Pending CN101937411A (en) | 2009-06-29 | 2009-11-24 | Electronic exchanger, electron exchange system and control method of electronic exchanger system |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2011010259A (en) |
| KR (1) | KR101240466B1 (en) |
| CN (1) | CN101937411A (en) |
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| CN104102467A (en) * | 2014-07-15 | 2014-10-15 | 山东超越数控电子有限公司 | Digital visual interface (DVI) platform-based management system and method for blade server keyboard video mouse (KVM) switch |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6388658B1 (en) * | 1999-05-26 | 2002-05-14 | Cybex Computer Products Corp. | High-end KVM switching system |
| CN1434575A (en) * | 2001-09-27 | 2003-08-06 | 西门子公司 | Method for configuring system with multiple peripheral groupware and relative system and connector |
| CN101202709A (en) * | 2006-12-11 | 2008-06-18 | 村田机械株式会社 | Relay server and relay communication system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04177525A (en) * | 1990-11-09 | 1992-06-24 | Nippon Telegr & Teleph Corp <Ntt> | Switching device |
| JP4935210B2 (en) * | 2006-07-08 | 2012-05-23 | Ｋｄｄｉ株式会社 | Network connection type detection method and system, and network device |
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2009
- 2009-06-29 KR KR1020090058617A patent/KR101240466B1/en active IP Right Grant
- 2009-11-24 CN CN2009102250354A patent/CN101937411A/en active Pending
- 2009-11-25 JP JP2009267544A patent/JP2011010259A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6388658B1 (en) * | 1999-05-26 | 2002-05-14 | Cybex Computer Products Corp. | High-end KVM switching system |
| CN1434575A (en) * | 2001-09-27 | 2003-08-06 | 西门子公司 | Method for configuring system with multiple peripheral groupware and relative system and connector |
| CN101202709A (en) * | 2006-12-11 | 2008-06-18 | 村田机械株式会社 | Relay server and relay communication system |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20110001205A (en) | 2011-01-06 |
| KR101240466B1 (en) | 2013-03-11 |
| JP2011010259A (en) | 2011-01-13 |
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