CN110275755A - Zero second signal push technology - Google Patents
Zero second signal push technology Download PDFInfo
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- CN110275755A CN110275755A CN201910611281.7A CN201910611281A CN110275755A CN 110275755 A CN110275755 A CN 110275755A CN 201910611281 A CN201910611281 A CN 201910611281A CN 110275755 A CN110275755 A CN 110275755A
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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
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1454—Digital output to display device ; Cooperation and interconnection of the display device with other functional units involving copying of the display data of a local workstation or window to a remote workstation or window so that an actual copy of the data is displayed simultaneously on two or more displays, e.g. teledisplay
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/451—Execution arrangements for user interfaces
- G06F9/452—Remote windowing, e.g. X-Window System, desktop virtualisation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/1066—Session management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/40—Support for services or applications
- H04L65/403—Arrangements for multi-party communication, e.g. for conferences
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
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- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Software Systems (AREA)
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- General Engineering & Computer Science (AREA)
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- Computer Networks & Wireless Communication (AREA)
- Business, Economics & Management (AREA)
- General Business, Economics & Management (AREA)
- Digital Computer Display Output (AREA)
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Abstract
The invention discloses a kind of zero second signal push technologies, user pushes signal, so that signal picture is shown, it includes at least two display equipment composition display device networks, each display device definition is a node, and it is host that the same time, which only has a node, other node is slave, the host goes out the first input interface signal to outer ring, the slave receives the signal that the host ring goes out and ring goes out the signal of second input port simultaneously, signal picture is shown in display equipment, one control module is equipped with micro-control unit software, the signal format of the first input interface input after the algorithm process of micro-control unit software and the signal format of the second input interface input are identical, noninductive switching is carried out between signal, when slave needs ring to go out the first input interface signal, slave is sent by display device network The permission of request host, node do not pass through the request by mian engine changeover to slave, host, and node is remained unchanged by host, and the push time reaches zero second grade.
Description
[technical field]
The present invention relates to a kind of signal push technology, a kind of espespecially zero second signal push technology.
[background technique]
With the development of technology, intelligent meeting becomes trend, not only can save the time, and save the cost.And
Under the occasion of joint work or convention, usually there is the demand of share desktop.Current display equipment, most of is all only
Vertical display, DP daisy chain technique are only able to display DP signal, and HDMI is only able to display HDMI signal, and VGA is only able to display VGA signal, and
And the daisy chain technique of only DP has ring and goes out function.But DP daisy chain technique can only one direction ring go out, can not achieve appoint
It anticipates the demand for showing collaborative share desktop.
Therefore, it is necessary to a kind of zero second good signal push technology be designed, to overcome the above problem.
[summary of the invention]
For background technique problem encountered, the purpose of the present invention is to provide one kind to pass through in more image display groups
At display network systems in, any one video image signal that show of display equipment can be quickly pushed to display
Other display equipment in network system, the other display equipment in display network systems can choose the local image news of display
Number or zero second signal push technology of image signal for coming of other display equipment push.
To achieve the above object, the present invention uses following technological means:
A kind of zero second signal push technology, user pushes signal, so that signal picture is shown comprising at least two
A display equipment composition display device network, each display device definition is a node, and the same time only has one
Node is host, and node in addition is slave, and the host goes out the first input interface signal to outer ring, and the slave receives
The host ring go out signal and ring goes out the signal of second input port simultaneously, signal picture is shown in the display equipment,
Each display equipment have at least one first input interface, one second input interface and an output interface, a control module,
The control module is equipped with micro-control unit software, and when display equipment starting, signal input source is by signal described in
First input interface and second input interface input, first input interface receive the host local signal source and generate
Videl signal, second input interface receive it is described display device network transmission videl signal, and it is described first input
The signal format of interface input and the format of second input interface input are same or different, the micro-control unit software
The algorithm signal that first input interface is inputted and the signal of second input interface input initialize, all
It decodes, while pre-receiving, the signal lattice of first input interface input after the algorithm process of the micro-control unit software
Formula is identical with the signal format that second input interface inputs, and when node is the host, the output interface ring goes out institute
The signal for stating the input of the first input interface, when node is the slave, the output interface ring goes out second input interface
The signal of input, the signal and described second that the signal that the output interface ring goes out input in first input interface, which input, to be connect
Noninductive switching is carried out between the signal of mouth input, when the slave needs ring to go out the first input interface signal, the slave is logical
Cross the permission that the display device network sends host described in request, the host by the request, the host it is defeated
Outgoing interface ring goes out the signal of the second input interface input, and node is by the mian engine changeover to the slave, the control mould
Block control node is switched to the host by the slave, and the host does not pass through the request, and node is maintained not by the host
Become.
Further, directly by the signal of first input interface, noninductive to be switched to second input interface defeated by user
The signal entered, the display equipment show the news of the signal picture or second input interface of second input interface
Number noninductive signal for being switched to the first input interface input, the display equipment show the signal of first input interface
Picture.
Further, the signal input source be HDMI or DisplayPort or VGA or DVI digital signal, HDMI or
DisplayPort or VGA or DVI digital signal are inputted signal by first input interface and/or the second input interface,
Signal is decoded and is encoded by the micro-control unit software, is transmitted to the more display equipment.
Further, it is the networking mode of serial topology between two display equipment, shows equipment described in First
The output interface be electrically connected second it is described display equipment second input interface, ring go out signal network formation close
Ring, a control bus are electrically connected two display equipment.
It further, is the networking mode of concurrent topology between two display equipment, a converter is electrically connected two
Show equipment described in platform, a control bus is electrically connected two display equipment, and described the of equipment is shown described in First
Two input interfaces and the output interface are electrically connected the converter, second input of the second display equipment
Interface and the output interface are electrically connected the converter, and the converter forms multichannel input and multiple-channel output, described
Control bus is electrically connected the converter, and second input interface and the output interface are signal output source.
Further, the control bus is communicated by UART, CAN, I2C communications protocol.
Further, the quantity of the display equipment is more, is the group of serial topology between the more display equipment
The networking mode of net mode or concurrent topology.
Compared with prior art, the invention has the following advantages:
Above-mentioned zero second signal push technology, user pushes signal, so that signal picture is shown comprising at least two
A display equipment composition display device network, each display device definition is a node, and the same time only has one
Node is host, and node in addition is slave, and the host goes out the first input interface signal to outer ring, and the slave receives
The host ring go out signal and ring goes out the signal of second input port simultaneously, signal picture is shown in the display equipment,
Each display equipment have at least one first input interface, one second input interface and an output interface, a control module,
The control module is equipped with micro-control unit software, and when display equipment starting, signal input source is by signal described in
First input interface and second input interface input, first input interface receive the host local signal source and generate
Videl signal, second input interface receive it is described display device network transmission videl signal, and it is described first input
The signal format of interface input and the format of second input interface input are same or different, the micro-control unit software
The algorithm signal that first input interface is inputted and the signal of second input interface input initialize, all
It decodes, while pre-receiving, the signal lattice of first input interface input after the algorithm process of the micro-control unit software
Formula is identical with the signal format that second input interface inputs, and when node is the host, the output interface ring goes out institute
The signal for stating the input of the first input interface, when node is the slave, the output interface ring goes out second input interface
The signal of input, the signal and described second that the signal that the output interface ring goes out input in first input interface, which input, to be connect
Noninductive switching is carried out between the signal of mouth input, when the slave needs ring to go out the first input interface signal, the slave is logical
Cross the permission that the display device network sends host described in request, the host by the request, the host it is defeated
Outgoing interface ring goes out the signal of the second input interface input, and node is by the mian engine changeover to the slave, the control mould
Block control node is switched to the host by the slave, and the host does not pass through the request, and node is maintained not by the host
Become, passes through the view that in the display network systems that more image displays form, any one display equipment can be shown
Frequency image signal, the other display equipment being quickly pushed in display network systems, other displays in display network systems
Equipment can choose the zero second signal push for the image signal for showing that local image signal or other display equipment push come
Technology, any one has the display equipment of display effect, it can be shown content push to other display equipment, when push
Between reach zero second grade.
[Detailed description of the invention]
Fig. 1 is the present invention shows device network system for zero second schematic diagram in signal push technology;
Fig. 2 is the present invention shows equipment for zero second frame diagram in signal push technology;
Fig. 3 is the schematic diagram of serial topologic network mode in zero second signal push technology of the invention;
Fig. 4 is the schematic diagram of concurrent topology networking mode in zero second signal push technology of the invention.
[specific embodiment]
Purpose, structure, feature and effect to facilitate the understanding of the present invention etc., now in conjunction with the drawings and specific embodiments
The invention will be further described.
Referring to Figure 1 to Fig. 3, a kind of zero second signal push technology is a kind of display signal push technology of sharing, is within zero second
Finger ring went out signal switching time less than one second.Two or more display equipment, composition display device network system.System
On any one display equipment, the other display equipment that its display signal can be pushed in system reaches display desktop
Shared purpose.Any occasion for needing display signal shared suitable for joint work, convention etc..Two or more
Display equipment composition display device network system.Operating system supports Windows98/2000/XP/Vista/Windows 7/
Windows 10/Android(any version)/Linux.For showing equipment, can arbitrarily increase or decrease aobvious on network
Show equipment, signal switching and push time within 1s, realize 0 second esthetic design.
Fig. 2 to Fig. 4 is referred to, zero second signal push technology, user pushes signal, so that signal picture is shown
Show comprising at least two display equipment, each display device definition is a node, and the same time only has a section
Point is host, and host English is Master, and node in addition is slave, and slave English is Slave, and the host goes out institute to outer ring
The first input interface signal is stated, the slave receives the signal that the host ring goes out and ring goes out the news of second input port simultaneously
Number, signal picture is shown in the display equipment, and there is each display equipment one first input interface, one second input to connect
Mouth and an output interface, a control module, the control module are equipped with micro-control unit software, when the display equipment starts
When, signal input source inputs signal from first input interface and second input interface, first input interface
The videl signal that the host local signal source generates is received, second input interface receives the display device network transmission
Videl signal, and first input interface input signal format and second input interface input format can phase
Same or different, the algorithm of the micro-control unit software inputs the signal and described second that first input interface inputs
The signal of interface input is initialized, and is all decoded, while pre-receiving, after the algorithm process of the micro-control unit software
The signal format that the signal format of the first input interface input and second input interface input is identical.
Fig. 2 to Fig. 4 is referred to, when node is the host, it is defeated that the output interface ring goes out first input interface
The signal entered, when node is the slave, the output interface ring goes out the signal of the second input interface input, described defeated
The signal that outgoing interface ring goes out is between the signal that the signal that first input interface inputs and second input interface input
Noninductive switching is carried out, when the slave needs ring to go out the first input interface signal, the slave passes through the display facility network
Network sends the permission of host described in request, and for the host by the request, the output interface ring of the host goes out described the
The signal of two input interfaces input, node is by the mian engine changeover to the slave, and the control module control node is by described
Slave is switched to the host, and the host does not pass through the request, and node is remained unchanged by the host, arbitrarily sets to realize
The demand of standby share desktop.The output interface goes out between first input interface and second input interface in ring to be switched
When, the variation of videl signal format will not be generated.Therefore first blank screen will not be generated again for other slaves
The phenomenon that, to achieve the effect that push for zero second.
Refer to Fig. 2 to Fig. 4, user is directly switched to second input for the signal of first input interface is noninductive
The signal of interface input, the display equipment show that the signal picture of second input interface or second input connect
The signal of mouth is noninductive to be switched to the signal that first input interface inputs, and the display equipment shows first input interface
Signal picture.
Referring to Fig. 2 to Fig. 4, the signal input source is HDMI or DisplayPort or VGA or DVI digital signal,
HDMI or DisplayPort or VGA or DVI digital signal will be interrogated by first input interface and/or the second input interface
Number input, signal by the micro-control unit software decode and encode, be transmitted to the more display equipment.
Fig. 2 to Fig. 4 is referred to, is the networking mode of serial topology between two display equipment, is shown described in First
Show that the output interface of equipment is electrically connected second input interface of the second display equipment, ring goes out signal network
Closed loop is formed, a control bus is electrically connected two display equipment.Entire ring goes out signal network and forms closed loop, shares one
Control bus, the control bus can be realized by communications protocol such as UART, CAN, I2C and be communicated.The wiring letter of this networking mode
It is single, the occasion being had determined especially suitable for network node.
Fig. 2 to Fig. 4 is referred to, is the networking mode of concurrent topology between two display equipment, a converter is electrical
Two display equipment are connected, a control bus is electrically connected two display equipment, shows equipment described in First
Second input interface and the output interface are electrically connected the converter, and described the of second display equipment
Two input interfaces and the output interface are electrically connected the converter, and the converter forms multichannel input and multichannel is defeated
Out, the control bus is electrically connected the converter, and second input interface and the output interface are signal output
Source.By control bus, one of input can choose as output source, this networking mode can be increased or decreased arbitrarily
Node, especially suitable for the uncertain occasion of networking number of nodes.
Refer to Fig. 2 to Fig. 4, above-mentioned zero second signal push technology, user pushes signal so that signal picture into
Row display comprising at least two display equipment composition display device networks, each display device definition is a node,
And it is host that the same time, which only has a node, node in addition is slave, and the host goes out first input to outer ring and connects
Message number, the slave receives the signal that the host ring goes out and ring goes out the signal of second input port, signal picture simultaneously
It is shown in the display equipment, each display equipment has one first input interface, one second input interface and an output
Interface, a control module, the control module are equipped with micro-control unit software, and when display equipment starting, signal is defeated
Enter source and input signal from first input interface and second input interface, first input interface receives the master
The videl signal that machine local signal source generates, second input interface receive the video news of the display device network transmission
Number, and the signal format of first input interface input and the format of second input interface input can be identical or not
Together, the signal and second input interface that the algorithm of the micro-control unit software inputs first input interface input
Signal initialized, all decode, while pre-receiving, described first after the algorithm process of the micro-control unit software
The signal format that the signal format of input interface input and second input interface input is identical, when node is the host
When, the output interface ring goes out the signal of the first input interface input, when node is the slave, the output interface
Ring goes out the signal of the second input interface input, what the signal that the output interface ring goes out was inputted in first input interface
Noninductive switching is carried out between signal and the signal of second input interface input, and the slave needs ring to go out first input to connect
When message, the slave sends the permission of host described in request by the display device network, and the host passes through
The request, the output interface ring of the host go out the signal of second input interface input, node by the mian engine changeover to
The slave, the control module control node are switched to the host by the slave, and the host does not pass through the request, section
Point is remained unchanged by the host, can will be any one by the display network systems that more image displays form
Platform shows that the video image signal that equipment is shown, the other display equipment being quickly pushed in display network systems show net
Other display equipment in network system can choose and show that local image signal or other display equipment push the image to come
Zero second signal push technology of signal, any one has the display equipment of display effect, it can be shown that content push is given
Other display equipment, push time reach zero second grade.
Be described in detail above be only the preferred embodiments of the invention explanation, non-therefore limitation the scope of the patents of the invention,
So all equivalence techniques with carried out by this creation specification and diagramatic content change, it is both contained in the scope of the patents of the invention
It is interior.
Claims (7)
1. a kind of zero second signal push technology, user pushes signal, so that signal picture is shown that feature exists
In, comprising: at least two display equipment composition display device networks, each display device definition is a node, and same
It is host that one time, which only had a node, and node in addition is slave, and the host goes out first input interface to outer ring and interrogates
Number, the slave receives the signal that the host ring goes out and ring goes out the signal of second input port simultaneously, and signal picture is shown
In the display equipment, each display equipment has at least one first input interface, one second input interface and an output
Interface, a control module, the control module are equipped with micro-control unit software, and when display equipment starting, signal is defeated
Enter source and input signal from first input interface and second input interface, first input interface receives the master
The videl signal that machine local signal source generates, second input interface receive the video news of the display device network transmission
Number, and the signal format of first input interface input and the format of second input interface input are same or different,
Signal that the algorithm of the micro-control unit software inputs first input interface and second input interface input
Signal is initialized, and is all decoded, while pre-receiving, and described first after the algorithm process of the micro-control unit software is defeated
The signal format that the signal format of incoming interface input and second input interface input is identical, when node is the host,
The output interface ring goes out the signal of the first input interface input, when node is the slave, the output interface ring
The signal of the second input interface input out, the news that the signal that the output interface ring goes out is inputted in first input interface
Number second input interface input signal between carry out noninductive switching, the slave needs ring to go out first input interface
When signal, the slave sends the permission of host described in request by the display device network, and the host is by being somebody's turn to do
Request, the output interface ring of the host go out the signal of the second input interface input, and node is by the mian engine changeover to institute
Slave is stated, the control module control node is switched to the host by the slave, and the host does not pass through the request, node
It is remained unchanged by the host.
2. zero second signal push technology as described in claim 1, it is characterised in that: user is directly by first input interface
The noninductive signal for being switched to second input interface input of signal, the display equipment shows second input interface
The signal of signal picture or second input interface is noninductive to be switched to the signal that first input interface inputs, described
Display equipment shows the signal picture of first input interface.
3. zero second signal push technology as described in claim 1, it is characterised in that: the signal input source be HDMI or
DisplayPort or VGA or DVI digital signal, HDMI or DisplayPort or VGA or DVI digital signal pass through described first
Input interface and/or the second input interface input signal, and signal is decoded and encoded by the micro-control unit software, transmission
At most equipment is shown described in platform.
4. zero second signal push technology as described in claim 1, it is characterised in that: be serial between two display equipment
The networking mode of topology show that the output interface of equipment is electrically connected second institute for showing equipment described in First
The second input interface is stated, ring goes out signal network and forms closed loop, and a control bus is electrically connected two display equipment.
5. zero second signal push technology as described in claim 1, it is characterised in that: be parallel between two display equipment
The networking mode of topology, a converter are electrically connected two display equipment, and control bus electric connection two is described aobvious
Show equipment, shows that second input interface of equipment and the output interface are electrically connected the conversion described in First
Device, second second input interface for showing equipment and the output interface are electrically connected the converter, institute
It states converter and forms multichannel input and multiple-channel output, the control bus is electrically connected the converter, and second input connects
Mouth and the output interface are signal output source.
6. zero second signal push technology as described in claim 4 or 5, it is characterised in that: the control bus by UART,
The communication of CAN, I2C communications protocol.
7. zero second signal push technology as described in claim 1, it is characterised in that: the quantity of the display equipment is more,
It is the networking mode of serial topology or the networking mode of concurrent topology between the more display equipment.
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