CN109388257A - Control switching method, device and KVM switch - Google Patents
Control switching method, device and KVM switch Download PDFInfo
- Publication number
- CN109388257A CN109388257A CN201811160072.7A CN201811160072A CN109388257A CN 109388257 A CN109388257 A CN 109388257A CN 201811160072 A CN201811160072 A CN 201811160072A CN 109388257 A CN109388257 A CN 109388257A
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- mouse
- cursor
- kvm
- target indicator
- display
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/038—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
- G06F3/0383—Signal control means within the pointing device
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
- G06F3/023—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
Abstract
The present embodiments relate to human-computer interaction technique field, a kind of control switching method, device and KVM switch are provided, which comprises position of the real-time monitoring cursor of mouse at least two displays；When monitoring that cursor of mouse slides into the boundary of present displays and continues to slide out, judge in the glide direction of cursor of mouse with the presence or absence of the target indicator adjacent with present displays；When there is the target indicator adjacent with present displays in the glide direction of cursor of mouse, cursor of mouse being slided into target indicator and switches the control of mouse equipment is controlled with the echo signal source device to destination displays.Compared with prior art, cursor of mouse only need to be slided into target indicator by present displays by user of the embodiment of the present invention, can be realized to the switching of the control of signal source equipment, significant increase signal switching efficiency.
Description
Technical field
The present embodiments relate to human-computer interaction technique fields, in particular to a kind of control switching method, device
And KVM switch.
Background technique
Traditional KVM (Keyboard-Video-Mouse, keyboard-video-mouse) switching system include KVM switcher,
It attends a banquet and holds display and mouse equipment, vision signal and mouse signal are established between KVM switcher and multiple signal source equipments
Bi-directional transfer path, end subscriber of attending a banquet same time signal can only will switch to attend a banquet display held to supervise all the way.
With the development of display technology, can be in end more displays of arrangement of attending a banquet, each display is for showing all the way
Signal, user can supervise multiple signals in the same time, and can control the wherein corresponding signal source equipment of signal all the way, but
It is that existing KVM switch needs user first to press KVM switcher when realizing that the control to signal source equipment switches
Switching push button or key swift to operate, then be arranged key mouse equipment routing be echo signal source device, control could be completed
Switching, whole handover operation process is comparatively laborious, and the control of signal source equipment is not integrated well with handover operation, letter
Number switching efficiency is lower.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of control switching method, device and KVM switch, to mention
Rise the efficiency of signal switching.
To achieve the goals above, technical solution used in the embodiment of the present invention is as follows:
In a first aspect, it is applied to KVM switch the embodiment of the invention provides a kind of control switching method, it is described
KVM switch is electrically connected at least two displays, mouse equipment and at least two signal source equipments, and described at least two
Display is associated with one by one at least two signal source equipment, which comprises real-time monitoring cursor of mouse it is described extremely
Position in few two displays；When monitoring that the cursor of mouse slides into the boundary of present displays and continue to slide out
When, judge in the glide direction of the cursor of mouse with the presence or absence of the target indicator adjacent with the present displays；Work as institute
It is when stating in the glide direction of cursor of mouse in the presence of the target indicator adjacent with the present displays, the cursor of mouse is sliding
It moves the target indicator and switches the control of the mouse equipment with the echo signal to the destination displays
Source device is controlled.
Second aspect, the embodiment of the invention also provides a kind of control switching devices, are applied to KVM switch, institute
It states KVM switch to be electrically connected at least two displays, mouse equipment and at least two signal source equipments, described at least two
A display is associated with one by one at least two signal source equipment, described device include position monitoring module, judgment module and
Control switching module.Wherein, position monitoring module is for real-time monitoring cursor of mouse at least two display
Position；Judgment module is used for when monitoring that the cursor of mouse slides into the boundary of present displays and continues to slide out,
Judge in the glide direction of the cursor of mouse with the presence or absence of the target indicator adjacent with the present displays；Control is cut
Block is changed the mold to be used for when there is the target indicator adjacent with the present displays in the glide direction of the cursor of mouse, it will
The cursor of mouse slides into the target indicator and switches the control of the mouse equipment to the target indicator
Associated echo signal source device is controlled.
The third aspect, the embodiment of the invention also provides a kind of KVM switch, the KVM switch and at least two
A display, mouse equipment and at least two signal source equipments are electrically connected；The KVM switch includes KVM matrix, at least
Two KVM reception signal terminals and at least two KVM signalling terminals, the KVM matrix and at least two KVM signal
It receives terminal and at least two KVM signalling terminals is electrically connected, at least two KVM signalling terminals and institute
It states at least two signal source equipments and corresponds electrical connection, at least two KVM reception signal terminal and described at least two
Display corresponds electrical connection, and the mouse equipment is electrically connected with any one of KVM reception signal terminal；It is each described
KVM reception signal terminal includes: one or more first processors；First memory, for storing one or more programs,
When one or more of programs are executed by one or more of first processors, so that at one or more of first
Reason device realizes above-mentioned control switching method.
Fourth aspect, the embodiment of the invention also provides a kind of KVM switch, the KVM switch and at least two
A display, mouse equipment and at least two signal source equipments are electrically connected；The KVM switch is including control equipment and extremely
Few two KVM switchers, at least two KVM switcher successively cascade, and the control equipment is cut with any one of KVM
Parallel operation communication connection, at least two KVM switcher and at least two display are corresponded and are electrically connected, it is described at least
Two signal source equipments are electrically connected with KVM switcher described at least one, and the mouse equipment and any one of KVM switch
Device electrical connection；Each KVM switcher includes: one or more second processors；Second memory, for storing one
Or multiple programs, when one or more of programs are executed by one or more of second processors, so that one
Or multiple second processors realize above-mentioned control switching method.
Compared with the prior art, a kind of control switching method, device and KVM switch provided in an embodiment of the present invention,
Firstly, position of the real-time monitoring cursor of mouse at least two displays, when monitoring that cursor of mouse slides into current display
The boundary of device and when continuing to slide out, is detected in the glide direction of cursor of mouse with the presence or absence of the mesh adjacent with present displays
Mark display；Cursor of mouse is then slided into target indicator by the target indicator if it exists, and by the control of mouse equipment
It is switched to the corresponding echo signal source device of target indicator, to control echo signal source device.With prior art phase
Than cursor of mouse only need to be slided into target indicator by present displays by user of the embodiment of the present invention, can be realized to signal
The control of source device switches, significant increase signal switching efficiency.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 shows a kind of block diagram of KVM switching application scenarios provided in an embodiment of the present invention.
Fig. 2 is the display exemplary diagram in KVM shown in fig. 1 switching application scenarios.
Fig. 3 shows the block diagram of another kind KVM switching application scenarios provided in an embodiment of the present invention.
Fig. 4 shows control switching method flow chart provided in an embodiment of the present invention.
Fig. 5 shows displaing coordinate system provided in an embodiment of the present invention exemplary diagram.
Fig. 6 shows the block diagram of control switching device provided in an embodiment of the present invention.
Icon: the first KVM switch of 20-；21-KVM reception signal terminal；22-KVM matrix；23- network；24-KVM
Signalling terminals；30- display；40- mouse equipment；50- signal source equipment；The second KVM switch of 60-；61-KVM is cut
Parallel operation；62- controls equipment；100- control switching device；101- position monitoring module；102- judgment module；103- forbids sliding
Dynamic model block；104- control switching module；The first execution module of 105-；The second execution module of 106-.
Specific embodiment
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually exist
The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause
This, is not intended to limit claimed invention to the detailed description of the embodiment of the present invention provided in the accompanying drawings below
Range, but it is merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.Meanwhile of the invention
In description, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
Fig. 1 is please referred to, Fig. 1 shows a kind of block diagram of KVM switching application scenarios provided in an embodiment of the present invention.
Under this application scenarios, the first KVM switch 20 and at least two displays 30, mouse equipment 40 and at least two signals
Source device 50 is electrically connected, and the first KVM switch 20 includes at least two KVM reception signal terminals 21, KVM matrix 22 and extremely
Few two KVM signalling terminals 24, KVM matrix 22 and at least two KVM reception signal terminals 21 and at least two KVM signals
It sends terminal 24 to be electrically connected, at least two KVM signalling terminals 24 and at least two signal source equipments 50 correspond electricity
Connection, at least two KVM reception signal terminals 21 and at least two displays 30 are corresponded and are electrically connected, and mouse equipment 40 can be with
It is electrically connected with any one KVM reception signal terminal 21.
At least two displays 30 are associated with one by one at least two signal source equipments 50, that is to say, that user is pre-configured with
The mapping relations of at least two displays 30 and at least two signal source equipments 50, for example, at least two displays 30 include 1#
Display, 2# display and 3# display, at least two signal source equipments 50 include 1# signal source equipment, 2# signal source equipment and
3# signal source equipment is pre-configured with 1# display association 1# signal source equipment, 2# display association 2# signal source equipment, 3# and shows
Device is associated with 3# signal source equipment.
In order to realize the vision signal for showing a signal source equipment 50 in a display 30, can first pass through in advance
KVM, which attends a banquet to hold, logs in the progress parameter configuration of KVM matrix 22, that is, configures each KVM signalling terminals 24 and each display
The corresponding relationship of device 30.When cursor of mouse slides into the edge of some display 30, it is connected with the KVM letter of mouse equipment 40
Number receiving terminal 21 can be according to the glide direction of preconfigured corresponding relationship and cursor of mouse, after determining cursor of mouse sliding
The associated path for the signal source equipment 50 that cursor position and mouse equipment 40 need to control.
At least two KVM reception signal terminals 21, at least two displays 30 and mouse equipment 40 constitute KVM and attend a banquet end,
At least two signal source equipments 50 in first KVM switch 20 are arranged in strange land, with any one signal source equipment 50
For, which sends vision signal to KVM signalling terminals 24 connected to it, KVM signalling terminals
24 pairs of vision signals pass through network 23 and are sent to KVM matrix 22 after encoding, KVM matrix 22 is attended a banquet to hold according to KVM and be sent
Video push request by the video signal transmission after coding to corresponding KVM reception signal terminal 21, KVM reception signal terminal
21 encoded video signal is decoded after push to display 30 connected to it so that display 30 is to decoded video
Signal is shown that the codec format that KVM reception signal terminal 21 is decoded encoded video signal is propped up with display 30
The format for the vision signal held is corresponding, is not limited thereto.
Referring to figure 2., at least two displays, 30 regular arrangement in Fig. 2 (a), at least two displays 30 can be side by side
Arrangement is arranged using M N array.The irregular arrangement of at least two display 30 in Fig. 2 (b), irregular arrangement and regular cloth
The difference set is only that user when carrying out parameter configuration, adjacent displays 30 is misplaced and are arranged, such as 1# display and 2# in figure
The dislocation of display vertical direction, when cursor of mouse slides to the right in the horizontal direction from the lower right corner of 1# display, the first KVM is cut
It changes system 20 to judge out in the glide direction there is no adjacent target indicator, therefore it is sliding outward that cursor of mouse can be forbidden to continue
Dynamic, the control of mouse equipment 40 will not switch at this time.
It should be pointed out that regular arrangement here and irregular arranging the side of putting in the room for not referring to each display 30
Formula puts sequence, but when user logs in the progress parameter configuration of KVM matrix 22, each KVM reception signal terminal of configuration
Relative position between 21 corresponding each displays 30.In other words, at least two displays 30 are with which kind of physics mode pendulum
It puts, the display after not affecting final cursor of mouse sliding is as a result, the sliding result of cursor of mouse is only dependent upon parameter configuration feelings
Condition.
In embodiments of the present invention, KVM matrix 22 can also receive the mouse signal of the generation of mouse equipment 40, and by the mouse
Key signals are transmitted to specified signal source equipment 50, realize the long-range control to specified signal source equipment 50.
Therefore, in the first KVM switch 20, KVM matrix 22 is the relay device of vision signal and mouse signal, is used
It is video signal transmission link and mouse signal transmission link respectively in providing two-way signal transmission link.Vision signal passes
The transmission direction of transmission link is signal source equipment 50 to KVM signalling terminals 24 to KVM matrix 22 to KVM reception signal terminal
21 to display 30, i.e., the vision signal of the generation of signal source equipment 50 is through the aobvious of video signal transmission link transmission to display 30
Show that window is shown.The transmission direction of mouse signal transmission link is mouse equipment 40 to KVM reception signal terminal 21 to KVM
For matrix 22 to KVM signalling terminals 24 to signal source equipment 50, i.e. mouse equipment 40 generates the specified signal source equipment of control
50 mouse signal, the mouse signal are transmitted to specified signal source equipment 50 through mouse signal transmission link, realize to specified
Signal source equipment 50 long-range control.
As an implementation, signal source equipment 50 can be computer equipment or vision signal playback equipment, for example,
Desktop computer, laptop, television set, network shooting head etc..KVM signalling terminals 24 can be the signal of optical transmitter and receiver
Transmitter, KVM reception signal terminal 21 can be the signal receiver of optical transmitter and receiver.Display 30 by HDMI/DVI video line with
KVM reception signal terminal 21 is electrically connected, and mouse equipment 40 passes through USB connecting line and any one 21 electricity of KVM reception signal terminal
Connection.
KVM reception signal terminal 21 is used for the video signal transmission of signal source equipment 50 to KVM matrix 22, KVM signal
It receives terminal 21 to be also used to export the mouse signal of mouse equipment 40 to specified signal source equipment 50, to realize to specified
The long-range control of signal source equipment 50.The quantity of KVM reception signal terminal 21 is corresponding with the quantity of display 30, any one
KVM reception signal terminal 21 connects mouse equipment 40, i.e., regard the KVM reception signal terminal 21 as main equipment, and cursor of mouse is sliding
It moves to any one display 30, mouse signal is received by main equipment, and is sent to corresponding signal by KVM matrix 22
Source device 50.
It should be pointed out that network 23 can be fiber-optic signal line, twisted pair, WiFi etc., that is to say, that KVM matrix 22
With at least two KVM signalling terminals 24 can it is direct-connected by fiber-optic signal line, twisted pair is direct-connected or WiFi wirelessly connects
It connects.Due to the limitation of fiber bandwidth resource, the KVM signalling terminals 24 of the common 1080P optical transmitter and receiver of mainstream are only connected at present
Signal source equipment 50 all the way, 4K optical transmitter and receiver can at most connect 4 road signal source equipments 50.
Each KVM reception signal terminal 21 includes first processor and first memory, and first processor is deposited with first
Reservoir is connected by bus, and first memory is for storing program, such as control switching device 100 shown in fig. 6.Control
Switching device 100 includes that at least one can be stored in first memory or solidify in the form of software or firmware (firmware)
Software function module in the operating system (operating system, OS) of KVM reception signal terminal 21.At described first
Reason device is for executing the executable module stored in first memory, such as the software that the control switching device 100 includes
Functional module or computer program, to realize the control switching method of the following embodiments announcements of the present invention.
Wherein, first memory may be, but not limited to, random access memory (Random Access Memory,
RAM), read-only memory (Read Only Memory, ROM), programmable read only memory (Programmable Read-Only
Memory, PROM), erasable read-only memory (Erasable Programmable Read-Only Memory, EPROM),
Electricallyerasable ROM (EEROM) (Electric Erasable Programmable Read-Only Memory, EEPROM) etc..
First processor can be a kind of IC chip, have signal handling capacity.First processor can be logical
With processor, including central processing unit (Central Processing Unit, CPU), network processing unit (Network
Processor, NP), speech processor and video processor etc.；Can also be digital signal processor, specific integrated circuit,
Field programmable gate array or other programmable logic device, discrete gate or transistor logic, discrete hardware components.
Referring to figure 3., Fig. 3 shows the box signal of another kind KVM switching application scenarios provided in an embodiment of the present invention
Figure.In the case where this KVM switches application scenarios, the second KVM switch 60 and at least two displays 30, mouse equipment 40 and extremely
Few two signal source equipments 50 are electrically connected, and the second KVM switch 60 includes at least two KVM switchers 61 and control equipment
62, at least two KVM switchers 61 successively cascade, and control equipment 62 and any one KVM switcher 61 communicate to connect, and at least two
A KVM switcher 61 and at least two displays 30 one-to-one correspondence are electrically connected, at least two signal source equipments 50 and at least one
KVM switcher 61 is electrically connected, and at least two signal source equipments 50 are associated with one by one at least two displays 30, mouse equipment 40 and
The electrical connection of any one KVM switcher 61.
At least two KVM switchers 61, control equipment 62, at least two displays 30 and mouse equipment 40 constitute KVM and sit
Xi Duan, the KVM control that KVM switcher 61 common at present can support 4 pictures to divide, i.e., a KVM switcher 61 can be with 4
A signal source equipment 50 is electrically connected, for example, the second KVM switch 60 includes 3 KVM switchers 61,3 displays can be realized
Device 30 controls totally 12 signal source equipments 50.In embodiments of the present invention, each display of display 30 vision signal all the way is set,
For example, 3 KVM switchers 61 corresponding 3 displays 30, three tunnel vision signal of simultaneous display.
It controls equipment 62 and any one KVM switcher 61 to communicate to connect by cable, can be matched by controlling equipment 62
The parameters of KVM switcher 61 are set, for example, configuration KVM switcher 61 pushes to the display parameters of display 30.Usual situation
Under, it is identical network segment by the IP address and KVM switcher 61 of setting control equipment 62, can be configured by control equipment 62
The parameters of KVM switcher 61, control equipment 62 can be personal computer.
In the starting of the second KVM switch 60, each KVM switcher 61 obtains all KVM by cascade signal and cuts
The ID of parallel operation 61 and each signal source equipment 50 are connected to the channel number of KVM switcher 61, the control default of mouse equipment 40
It is associated on the corresponding signal source equipment 50 in first channel of KVM switcher 61 connected to it.
At least two signal source equipments 50 are arranged in local in second KVM switch 60, and signal source equipment 50 can be with
It is computer equipment, display 30 is electrically connected by HDMI/DVI video line with KVM switcher 61, and mouse equipment 40 passes through USB
Connecting line is electrically connected with KVM switcher 61.
Each KVM switcher 61 includes second processor and second memory, and second processor and second memory are logical
Bus connection is crossed, second memory is for storing program, such as control switching device 100 shown in fig. 6.Control switching dress
Setting 100 includes that at least one can be stored in first memory or be solidificated in KVM in the form of software or firmware (firmware)
Software function module in the operating system (operating system, OS) of switch 61.The second processor is for holding
The executable module stored in row second memory, for example, the control switching device 100 software function module that includes or
Computer program, to realize the control switching method of the following embodiments announcements of the present invention.
Wherein, second memory may be, but not limited to, random access memory (Random Access Memory,
RAM), read-only memory (Read Only Memory, ROM), programmable read only memory (Programmable Read-Only
Memory, PROM), erasable read-only memory (Erasable Programmable Read-Only Memory, EPROM),
Electricallyerasable ROM (EEROM) (Electric Erasable Programmable Read-Only Memory, EEPROM) etc..
Second processor can be a kind of IC chip, have signal handling capacity.Second processor can be logical
With processor, including central processing unit (Central Processing Unit, CPU), network processing unit (Network
Processor, NP), speech processor and video processor etc.；Can also be digital signal processor, specific integrated circuit,
Field programmable gate array or other programmable logic device, discrete gate or transistor logic, discrete hardware components.
The embodiment of the invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, calculate
Machine program is able to achieve when being executed by the second processor of the first processor of KVM reception signal terminal 21 or KVM switcher 61
The control switching method that the following embodiments of the present invention disclose.It introduces in detail below.
First embodiment
Referring to figure 4., Fig. 4 shows control switching method flow chart provided in an embodiment of the present invention.The control is cut
Method is changed applied to KVM switch, that is, is applied to the KVM reception signal terminal 21 or second of the first KVM switch 20
The KVM switcher 61 of KVM switch 60, the control switching method the following steps are included:
Step S101, position of the real-time monitoring cursor of mouse at least two displays.
In embodiments of the present invention, the resolution ratio of each display 30 is determining, for example, the display of each display 30
Device resolution ratio is 1920 × 1080 (1080P).KVM switch is pre-established with displaing coordinate system, as shown in figure 5, with 1#
The pixel in the display lower left corner is origin O, horizontally and vertically respectively x-axis and y-axis establish displaing coordinate system.
Due to the relative position that the resolution ratio of each display 30 is determining and has been pre-configured between each display 30, then
Each display 30 includes abscissa zone and ordinate section under displaing coordinate system, for example, 1# display, 2# in Fig. 5
The abscissa zone and ordinate section of display and 3# display are followed successively by (0,1920), (0,1080)；(1930,3850),
(500,1580) and (3860,5780), (1000,2080).Therefore, the seat for the pixel being presently in by acquisition cursor of mouse
Mark, so that it may position of the real-time monitoring cursor of mouse at least two displays 30.
Step S102, when monitoring that the cursor of mouse slides into the boundary of present displays and continues to slide out,
Judge in the glide direction of cursor of mouse with the presence or absence of the target indicator adjacent with present displays.
In embodiments of the present invention, present displays refer to the display 30 that cursor of mouse is presently in, can be by adopting
The position coordinates for collecting cursor of mouse determine, for example, the current position coordinates of cursor of mouse are (400,300) in Fig. 5, then it is current aobvious
Show that device is 1# display.
Since the boundary coordinate of each display 30 is determining, therefore can be by acquisition cursor of mouse in display 30
Position monitor the boundary whether cursor of mouse slides into present displays, for example, in Fig. 5 the right margin of 1# display cross
Coordinate is 1920, ordinate is (0,1080), it is assumed that the current position coordinates of cursor of mouse are (1920,500), current location
Prior location coordinate is (1910,500), then can determine that cursor of mouse slides into the present displays i.e. boundary of 1# display.
In embodiments of the present invention, target indicator can be cursor of mouse from the aobvious of the continuously slipping entrance of present displays
Show device 30, can relative position between other displays according to present displays and in addition to present displays, judge mouse
It marks and whether there is the target indicator adjacent with present displays in the glide direction of cursor.For example, in Fig. 5 when cursor of mouse from
When the lower right corner of 1# display is slided to the right in the horizontal direction, it can be determined that it is aobvious to go out in the glide direction to be not present adjacent target
Show device.
In embodiments of the present invention, if the target adjacent with present displays is not present in the glide direction of cursor of mouse
Display thens follow the steps S103, shows if there is the target adjacent with present displays in the glide direction of cursor of mouse
Device thens follow the steps S104.
Step S103, forbids cursor of mouse to skid off present displays.
In embodiments of the present invention, the boundary of present displays and the glide direction of cursor of mouse are slid into when cursor of mouse
Above there is no when the target indicator adjacent with present displays, need that cursor of mouse is forbidden to continue to slide outside boundary, also
It is the display area for forbidding cursor of mouse to skid off present displays.For example, when cursor of mouse is from the lower right corner of 1# display in Fig. 5
When sliding to the right in the horizontal direction, adjacent target indicator is not present in the glide direction, then forbids cursor of mouse to skid off 1#
The display area of display.
Cursor of mouse is slided into target indicator and switches the control of mouse equipment to show to target by step S104
The associated echo signal source device of device is controlled.
In embodiments of the present invention, the boundary of present displays and the glide direction of cursor of mouse are slid into when cursor of mouse
When the upper presence target indicator adjacent with present displays, the control by mouse equipment 40 is needed to switch to target indicator
Associated echo signal source device, for example, when cursor of mouse slides to the right in the horizontal direction from the upper right corner of 1# display in Fig. 5
When, it can be determined that go out in the glide direction there are adjacent 2# display, then the control of mouse equipment 40 is switched into 2# and shown
Show the associated signal source equipment of device.
Step S105 detects starting display position of the cursor of mouse in target indicator, and in starting display position pair
Cursor of mouse is shown.
In embodiments of the present invention, starting display position can be that cursor of mouse is continuously slipping to enter mesh by present displays
The position for marking display is also possible to the designated position in artificial preset target indicator.Originate the tool of display position
Body assignment can guarantee cursor of mouse by present displays in this way with position of the reference target display in displaing coordinate system
It is smoothly transitted into target indicator.
In addition, cursor of mouse, in the moment for skidding off present displays, glide direction is determining, therefore can be according to mouse
Cursor is in the borderline cursor position coordinate (x0, y0) of present displays, the glide direction and target indicator of cursor of mouse
Abscissa zone and ordinate section, determine starting display position of the cursor of mouse in target indicator, carry out below detailed
It is thin to introduce.
The glide direction of cursor of mouse includes sliding in the horizontal direction, vertically slides and along the oblique cunning of slide angle
It is dynamic, if cursor of mouse slides in the horizontal direction, cursor of mouse is first obtained in the borderline cursor abscissa of present displays
X0 and cursor ordinate y0, the abscissa that starting display position of the cursor of mouse in target indicator is then arranged are aobvious for target
Show that the abscissa zone initial value of device, ordinate are cursor ordinate y0, for example, cursor of mouse is on the right of 1# display in Fig. 5
Cursor position coordinate in boundary is (1920,800), the abscissa zone and ordinate section of 2# display be respectively (1930,
3850), (500,1580), glide direction are then starting display position coordinate of the cursor of mouse in 2# display horizontally to the right
For (1930,800).
If cursor of mouse vertically slides, it is horizontal in the borderline cursor of present displays first to obtain cursor of mouse
Coordinate x0 and cursor ordinate y0, the ordinate that starting display position of the cursor of mouse in target indicator is then arranged is mesh
Mark the ordinate section initial value of display, abscissa is cursor abscissa.
If cursor of mouse along the oblique sliding of slide angle, first obtains cursor of mouse in the borderline cursor of present displays
Abscissa x0 and cursor ordinate y0；Then it calculates between cursor abscissa and the abscissa zone initial value of target indicator
Ordinate discrepancy delta between abscissa discrepancy delta x and the ordinate section initial value of cursor ordinate and target indicator
y；Again according to slide angle, abscissa difference and ordinate difference, determine cursor of mouse in target indicator using trigonometric function
The abscissa and ordinate of interior starting display position.For example, cursor position of the cursor of mouse on 1# display right margin in Fig. 5
Coordinate is (1920,800), the abscissa zone and ordinate section of 2# display be respectively (1930,3850), (500,
1580), a=45 ° of slide angle, abscissa discrepancy delta x=10, then cursor of mouse originates the horizontal seat of display position in 2# display
Being designated as 1930, ordinate is x*tan45 ° of+800=810 of Δ.
Step S106, the reality according to vision signal in the monitor resolution and target indicator of target indicator
Resolution ratio determines cursor of mouse in the actual displayed position of target indicator.
In embodiments of the present invention, the display content in display 30 is the video letter of corresponding signal source equipment 50 output
Number, KVM, which attends a banquet to hold, will not only supervise vision signal, it is also necessary to remotely be controlled to the corresponding signal source equipment of vision signal 50
System needs to control at least two signal source equipments 50 using a mouse equipment 40.
Under normal conditions, the monitor resolution of display 30 is less than the resolution ratio of vision signal, monitor resolution
For 1920 × 1080 (1080P), the true resolution for the vision signal that signal source equipment 50 exports be 1080P, 4K (3840 ×
2160) even higher, for example, the monitor resolution of 1# display is 1920 × 1080 in Fig. 5, need video letter to be shown
Number true resolution be 4K, therefore need the vision signal by 4K resolution ratio to be contracted to 1920 × 1080 resolution ratio and show.
Therefore, it is necessary to the reality according to vision signal in the monitor resolution and target indicator of target indicator
Resolution ratio determines cursor of mouse in the actual displayed position of target indicator, in this way when cursor of mouse operates in target indicator
When, it can adaptively be adjusted according to the true resolution of vision signal in the monitor resolution and target indicator of target indicator
The speed of service of whole cursor of mouse, so that cursor of mouse can be according to the unit picture of monitor resolution in target indicator
Element is moved.For user perspective, when cursor of mouse slides into the low display of resolution ratio by the display 30 of high resolution
When 30, the speed of service that can experience cursor of mouse is slack-off, i.e. movement fineness of the cursor of mouse in display 30 is higher.
In general, the show layers of display 30 includes OSD layers and signal active layer, signal active layer is used to show vision signal,
OSD layers for showing that the top for being added in signal active layer is laminated in cursor of mouse, OSD menu etc., OSD.Therefore, exist according to cursor of mouse
The cursor position of the OSD layer of target indicator, determine cursor of mouse in the cursor position of the signal active layer of target indicator, also
It is to determine cursor of mouse in the actual displayed position of target indicator in the current display position of target indicator according to cursor of mouse
It sets.
Specifically, monitor resolution includes horizontal resolution and vertical resolution, and the true resolution includes real
International standard resolution ratio and practical vertical resolution, first acquisition cursor of mouse are in the cursor position of the OSD layer of target indicator
Current display position；Then, cursor of mouse is calculated in the reality of target indicator according to the first formula Pos_x=x* (W2/W1)
The abscissa of border display position, wherein x is the abscissa of current display position, and W2 is the horizontal resolution of target indicator, W1
For the real standard resolution ratio of vision signal in target indicator；Mouse is calculated according to the second formula Pos_y=y* (H2/H1)
Ordinate of the cursor in the actual displayed position of target indicator, wherein y is the ordinate of current display position, and H2 is target
The vertical resolution of display, H1 are the practical vertical resolution of vision signal in target indicator.For example, 1# is shown in Fig. 5
The monitor resolution of device is that the true resolution of vision signal in 1920 × 1080,1# display is 3840 × 2160, mouse
Current display position coordinate of the cursor in 1# display is (1000,500), then reality of the cursor of mouse in 1# display is aobvious
Show that position coordinates are (500,250).
Compared with prior art, the embodiment of the present invention has the advantages that
Firstly, cursor of mouse is slided into target indicator by present displays, can be realized to signal source equipment 50
Control switching, significant increase signal switching efficiency；
Secondly, the practical resolution according to vision signal in the monitor resolution and target indicator of target indicator
Rate determines cursor of mouse in the actual displayed position of target indicator, so that movement of the cursor of mouse in display 30 is fine
Du Genggao.
Second embodiment
Fig. 6 is please referred to, Fig. 6 shows the block diagram of control switching device 100 provided in an embodiment of the present invention.It should
Control switching device 100 is applied to KVM switch, that is, is applied to the KVM reception signal terminal of the first KVM switch 20
21 or second KVM switch 60 KVM switcher 61.The control switching device 100 include position monitoring module 101,
Judgment module 102 forbids sliding block 103, control switching module 104, the first execution module 105 and the second execution module
106。
Position monitoring module 101, for position of the real-time monitoring cursor of mouse at least two displays.
Judgment module 102 monitors that the cursor of mouse slides into the boundary of present displays and continuation is outside for working as
When sliding, judge in the glide direction of cursor of mouse with the presence or absence of the target indicator adjacent with present displays.
In embodiments of the present invention, if it is determined that the implementing result of module 102 is "Yes", then turn to forbid sliding block 103
It executes, if it is determined that the implementing result of module 102 is "No", then turns the execution of control switching module 104.
Forbid sliding block 103, for when there is no the mesh adjacent with present displays in the glide direction of cursor of mouse
When marking display, cursor of mouse is forbidden to skid off present displays.
Control switching module 104, for when cursor of mouse glide direction on exist the mesh adjacent with present displays
When marking display, cursor of mouse is slided into target indicator and switches the control of mouse equipment to destination displays
Echo signal source device controlled.
First execution module 105 for detecting starting display position of the cursor of mouse in target indicator, and is originating
Display position shows cursor of mouse.
Second execution module 106, for according to video in the monitor resolution and target indicator of target indicator
The true resolution of signal determines cursor of mouse in the actual displayed position of target indicator.
In conclusion a kind of control switching method, device and KVM switch provided in an embodiment of the present invention, described
Method includes: position of the real-time monitoring cursor of mouse at least two displays；When monitoring that cursor of mouse slides into currently
The boundary of display and when continuing to slide out, judges in the glide direction of cursor of mouse with the presence or absence of adjacent with present displays
Target indicator；When there is the target indicator adjacent with present displays in the glide direction of cursor of mouse, by mouse
Cursor slides into target indicator and switches the control of mouse equipment with the echo signal source device to destination displays
It is controlled.Compared with prior art, cursor of mouse only need to be slided into target by present displays by user of the embodiment of the present invention
Display can be realized to the switching of the control of signal source equipment, significant increase signal switching efficiency.
In several embodiments provided herein, it should be understood that disclosed device and method can also pass through
Other modes are realized.The apparatus embodiments described above are merely exemplary, for example, flow chart and block diagram in attached drawing
Show the device of multiple embodiments according to the present invention, the architectural framework in the cards of method and computer program product,
Function and operation.In this regard, each box in flowchart or block diagram can represent the one of a module, section or code
Part, a part of the module, section or code, which includes that one or more is for implementing the specified logical function, to be held
Row instruction.It should also be noted that function marked in the box can also be to be different from some implementations as replacement
The sequence marked in attached drawing occurs.For example, two continuous boxes can actually be basically executed in parallel, they are sometimes
It can execute in the opposite order, this depends on the function involved.It is also noted that every in block diagram and or flow chart
The combination of box in a box and block diagram and or flow chart can use the dedicated base for executing defined function or movement
It realizes, or can realize using a combination of dedicated hardware and computer instructions in the system of hardware.
In addition, each functional module in each embodiment of the present invention can integrate one independent portion of formation together
Point, it is also possible to modules individualism, an independent part can also be integrated to form with two or more modules.
It, can be with if the function is realized and when sold or used as an independent product in the form of software function module
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic or disk.It needs
Illustrate, herein, relational terms such as first and second and the like be used merely to by an entity or operation with
Another entity or operation distinguish, and without necessarily requiring or implying between these entities or operation, there are any this realities
The relationship or sequence on border.Moreover, the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.It should also be noted that similar label and letter exist
Similar terms are indicated in following attached drawing, therefore, once being defined in a certain Xiang Yi attached drawing, are then not required in subsequent attached drawing
It is further defined and explained.
Claims (12)
1. a kind of control switching method, which is characterized in that be applied to KVM switch, the KVM switch and at least two
A display, mouse equipment and at least two signal source equipments are electrically connected, at least two display and described at least two
A signal source equipment is associated with one by one, which comprises
Position of the real-time monitoring cursor of mouse at least two display；
When monitoring that the cursor of mouse slides into the boundary of present displays and continues to slide out, the mouse light is judged
It whether there is the target indicator adjacent with the present displays in target glide direction；
When there is the target indicator adjacent with the present displays in the glide direction of the cursor of mouse, by the mouse
Mark cursor slides into the target indicator and switches the control of the mouse equipment to the destination displays
Echo signal source device is controlled.
2. the method as described in claim 1, which is characterized in that the method also includes:
When the target indicator adjacent with the present displays is not present in the glide direction of the cursor of mouse, forbid institute
It states cursor of mouse and skids off the present displays.
3. the method as described in claim 1, which is characterized in that the KVM switch is provided in advance described in any two
Relative position between display；
It whether there is the target indicator adjacent with the present displays in the glide direction of the judgement cursor of mouse
The step of, comprising:
The relative position between other displays according to the present displays and in addition to the present displays, judges institute
It states in the glide direction of cursor of mouse with the presence or absence of the target indicator adjacent with the present displays.
4. method as claimed in claim 3, which is characterized in that the method also includes:
Starting display position of the cursor of mouse in the target indicator is detected, and in the starting display position to institute
Cursor of mouse is stated to be shown.
5. method as claimed in claim 4, which is characterized in that the KVM switch is pre-established with displaing coordinate system,
Each display includes abscissa zone and ordinate section, the sliding of the cursor of mouse under the displaing coordinate system
Direction includes sliding in the horizontal direction；
The step of starting display position that the cursor of mouse is detected in the target indicator, comprising:
The cursor of mouse is obtained in the borderline cursor abscissa of the present displays and cursor ordinate；
The abscissa that the starting display position is arranged is the abscissa zone initial value of the target indicator, the starting is aobvious
The ordinate for showing position is the cursor ordinate.
6. method as claimed in claim 4, which is characterized in that the KVM switch is pre-established with displaing coordinate system,
Each display includes abscissa zone and ordinate section, the sliding of the cursor of mouse under the displaing coordinate system
Direction includes vertically sliding；
The step of starting display position that the cursor of mouse is detected in the target indicator, comprising:
The cursor of mouse is obtained in the borderline cursor abscissa of the present displays and cursor ordinate；
The ordinate that the starting display position is arranged is the ordinate section initial value of the target indicator, and the starting is aobvious
The abscissa for showing position is the cursor abscissa.
7. method as claimed in claim 4, which is characterized in that the KVM switch is pre-established with displaing coordinate system,
Each display includes abscissa zone and ordinate section, the sliding of the cursor of mouse under the displaing coordinate system
Direction includes along the oblique sliding of slide angle；
The step of starting display position that the cursor of mouse is detected in the target indicator, comprising:
The cursor of mouse is obtained in the borderline cursor abscissa of the present displays and cursor ordinate；
Calculate abscissa difference between the cursor abscissa and the abscissa zone initial value of the target indicator and
Ordinate difference between the cursor ordinate and the ordinate section initial value of the target indicator；
According to the slide angle, abscissa difference and ordinate difference, the starting display position is determined using trigonometric function
Abscissa and ordinate.
8. the method as described in claim 1, which is characterized in that each display includes monitor resolution, each
Vision signal includes true resolution in the display, the method also includes:
Practical resolution according to vision signal in the monitor resolution and the target indicator of the target indicator
Rate determines the cursor of mouse in the actual displayed position of the target indicator.
9. method according to claim 8, which is characterized in that the monitor resolution includes horizontal resolution and vertical point
Resolution, the true resolution include real standard resolution ratio and practical vertical resolution；
The determination cursor of mouse is the actual displayed position of the target indicator the step of, comprising:
The cursor of mouse is obtained in the current display position of the target indicator；
The abscissa of the actual displayed position is calculated according to the first formula Pos_x=x* (W2/W1), wherein x is described works as
The abscissa of preceding display position, W2 are the horizontal resolution of the target indicator, and W1 is video letter in the target indicator
Number real standard resolution ratio；
The ordinate of the actual displayed position is calculated according to the second formula Pos_y=y* (H2/H1), wherein y is described works as
The ordinate of preceding display position, H2 are the vertical resolution of the target indicator, and H1 is video letter in the target indicator
Number practical vertical resolution.
10. a kind of control switching device, which is characterized in that be applied to KVM switch, the KVM switch at least
Two displays, mouse equipment and at least two signal source equipments are electrically connected, at least two display and it is described at least
Two signal source equipments are associated with one by one, and described device includes:
Position monitoring module, for position of the real-time monitoring cursor of mouse at least two display；
Judgment module, for when monitoring that the cursor of mouse slides into the boundary of present displays and continues to slide out,
Judge in the glide direction of the cursor of mouse with the presence or absence of the target indicator adjacent with the present displays；
Control switching module, for when the cursor of mouse glide direction on exist the mesh adjacent with the present displays
When marking display, the cursor of mouse is slided into the target indicator and switches the control of the mouse equipment to institute
The echo signal source device for stating destination displays is controlled.
11. a kind of KVM switch, which is characterized in that the KVM switch and at least two displays, mouse equipment and
At least two signal source equipments are electrically connected；
The KVM switch includes that KVM matrix, at least two KVM reception signal terminals and at least two KVM signals are sent eventually
End, the KVM matrix and at least two KVM reception signal terminal and at least two KVM signalling terminals are electric
Connection, at least two KVM signalling terminals and at least two signal source equipment are corresponded and are electrically connected, it is described extremely
Few two KVM reception signal terminals are corresponded at least two display and are electrically connected, the mouse equipment with it is any one
A KVM reception signal terminal electrical connection；
Each KVM reception signal terminal includes:
One or more first processors；
First memory, for storing one or more programs, when one or more of programs are by one or more of
When one processor executes, so that one or more of first processors realize control as claimed in any one of claims 1-9 wherein
System power switching method.
12. a kind of KVM switch, which is characterized in that the KVM switch and at least two displays, mouse equipment and
At least two signal source equipments are electrically connected；
The KVM switch includes control equipment and at least two KVM switchers, and at least two KVM switcher is successively
Cascade, the control equipment and any one of KVM switcher communication connection, at least two KVM switcher with it is described
At least two displays correspond electrical connection, at least two signal source equipment and at least one described KVM switcher electricity
Connection, the mouse equipment are electrically connected with any one of KVM switcher；
Each KVM switcher includes:
One or more second processors；
Second memory, for storing one or more programs, when one or more of programs are by one or more of
When two processors execute, so that one or more of second processors realize control as claimed in any one of claims 1-9 wherein
System power switching method.
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| CN201811160072.7A CN109388257A (en) | 2018-09-30 | 2018-09-30 | Control switching method, device and KVM switch |
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| CN201811160072.7A CN109388257A (en) | 2018-09-30 | 2018-09-30 | Control switching method, device and KVM switch |
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| CN113534988A (en) * | 2021-06-28 | 2021-10-22 | 深圳爱特天翔科技有限公司 | Method and device for controlling KVM system and computer readable storage medium |
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| CN116301470A (en) * | 2023-02-14 | 2023-06-23 | 广东保伦电子股份有限公司 | Mouse cursor position prompting method crossing multiple display pictures |
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Application publication date: 20190226 |