CN210466366U - Zero second signal pushing system - Google Patents
Zero second signal pushing system Download PDFInfo
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- CN210466366U CN210466366U CN201921055130.XU CN201921055130U CN210466366U CN 210466366 U CN210466366 U CN 210466366U CN 201921055130 U CN201921055130 U CN 201921055130U CN 210466366 U CN210466366 U CN 210466366U
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Abstract
The utility model discloses a zero second signal push system, the user pushes the signal, make the signal picture show, it includes at least two display equipment component display equipment networks, each display equipment defines a node, and only one node is the host computer at the same time, other node is the slave computer, the host computer goes out the signal of first input interface to the outer loop, the slave computer receives the signal that the host computer rings out and rings out the signal of second input interface simultaneously, the signal picture shows in the display equipment, a control module installs little the control unit software, the signal format that the algorithm of little the control unit software was processed first input interface input is the same with the signal format that the second input interface input, carry out the noninductive switching between the signals, when the signal of first input interface is required to be looped out from the slave computer, the slave computer sends the request through the display equipment network and acquires the authority of host computer, the node is switched from the host to the slave, the host does not pass the request, the node is kept unchanged by the host, and the pushing time reaches the level of zero second.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a signal push system indicates a zero second signal push system especially.
[ background of the invention ]
With the development of technology, intelligent conferences become a trend, which can save not only time but also cost. In the case of a joint office or a large conference, there is often a need to share a desktop. Most of the current display devices are independent display devices, DP daisy chain technology can only display DP signals, HDMI can only display HDMI signals, VGA can only display VGA signals, and only DP daisy chain technology has loop-out function. However, the DP daisy chain technology can only loop out in a single direction, and cannot meet the requirement that any one display device shares a desktop.
Therefore, it is necessary to design a good zero-second signal push system to overcome the above problems.
[ Utility model ] content
To the problem that the background art faces, the utility model aims to provide a through in the demonstration network system that many image display equipment constitute, can be with the video image signal that an arbitrary display device shows, other display device in showing network system are given to quick propelling movement, other display device in the demonstration network system, can select the zero second signal push system that shows the image signal that local image signal or other display device propelling movement come.
In order to achieve the above object, the utility model adopts the following technical means:
a zero-second signal push system for pushing signals and displaying signal pictures comprises a display device network, wherein the display device network is provided with at least two display devices, each display device is defined as a node, only one node at the same time is a host, the other nodes are slaves, each display device is provided with at least one first input interface, one second input interface and one output interface, the host externally outputs signals of the first input interface, the slaves receive signals looped out by the host and simultaneously loop out signals of the second input interface, signal pictures are displayed on the display devices, the control module is provided with micro-control unit software, when the display devices are started, the signals are input from the first input interface and the second input interface through signal input sources, the first input interface receives video signals generated by a local signal source of the host, the second input interface receives video signals transmitted by the display equipment network, the format of the signals input by the first input interface is the same as or different from that of the signals input by the second input interface, the signals input by the first input interface and the signals input by the second input interface are initialized by the algorithm of the micro control unit software, are all decoded and are pre-received at the same time, the signals input by the first input interface and the signals input by the second input interface are processed into the same format by the algorithm of the micro control unit software, when the node is the host, the signals input by the first input interface are looped out from the output interface, when the node is the slave, the signals input by the second input interface are looped out from the output interface, and the signals looped out by the output interface are switched between the signals input by the first input interface and the signals input by the second input interface in an noninductive manner, when the slave loops out the signal of the first input interface, the slave acquires the authority of the host through a request sent by the display equipment network, the host loops out the signal input by the second input interface from the output interface of the host through the request, the node is switched from the host to the slave, the node controlled by the control module is switched from the slave to the host, the host does not pass the request, and the node is kept unchanged by the host.
Further, a user directly switches the signal of the first input interface to the signal input by the second input interface in a non-inductive manner, the display device displays the signal picture of the second input interface, or the signal of the second input interface is switched to the signal input by the first input interface in a non-inductive manner, and the display device displays the signal picture of the first input interface.
Furthermore, the signal input source is an HDMI, DisplayPort, VGA or DVI digital signal, the HDMI, DisplayPort, VGA or DVI digital signal inputs a signal through the first input interface and/or the second input interface, and the signal is decoded and encoded by the micro control unit software and transmitted to the plurality of display devices.
Furthermore, a networking mode of serial topology is adopted between the two display devices, the output interface of the first display device is electrically connected with the second input interface of the second display device, a loop-out signal network forms a closed loop, and a control bus is electrically connected with the two display devices.
Further, two for parallel topological network deployment mode between the display device, a converter electric connection two display device, a control bus electric connection two display device, first display device the second input interface with the equal electric connection of output interface the converter, the second display device the second input interface with the equal electric connection of output interface the converter, the converter forms multiple input and multiple output, control bus electric connection the converter, the second input interface with output interface is the signal output source.
Further, the control bus communicates through UART, CAN, I2C communication protocols.
Furthermore, the number of the display devices is multiple, and a networking mode of a serial topology or a networking mode of a parallel topology is adopted among the multiple display devices.
Compared with the prior art, the utility model discloses following beneficial effect has:
the zero-second signal pushing system comprises a display device network, a control module and a display device, wherein the display device network is provided with at least two display devices, each display device is defined as a node, only one node at the same time is a host, the other node is a slave, each display device is provided with at least one first input interface, one second input interface and one output interface, the host externally outputs a signal of the first input interface, the slave receives a signal output by the host and simultaneously outputs a signal of the second input interface, a signal picture is displayed on the display device, the control module is provided with micro-control unit software, when the display device is started, the signal is input from the first input interface and the second input interface through a signal input source, the first input interface receives a video signal generated by a local signal source of the host, the second input interface receives video signals transmitted by the display equipment network, the format of the signals input by the first input interface is the same as or different from that of the signals input by the second input interface, the signals input by the first input interface and the signals input by the second input interface are initialized by the algorithm of the micro control unit software, are all decoded and are pre-received at the same time, the signals input by the first input interface and the signals input by the second input interface are processed into the same format by the algorithm of the micro control unit software, when the node is the host, the signals input by the first input interface are looped out from the output interface, when the node is the slave, the signals input by the second input interface are looped out from the output interface, and the signals looped out by the output interface are switched between the signals input by the first input interface and the signals input by the second input interface in an noninductive manner, when the slave ring outputs the signal of the first input interface, the slave obtains the authority of the host through the request sent by the display equipment network, the host passes the request, the signal input by the second input interface is looped out from the output interface of the host, the node is switched from the host to the slave, the node controlled by the control module is switched from the slave to the host, the host does not pass the request, the node is kept unchanged by the host, the video image signal displayed by any display equipment can be rapidly pushed to other display equipment in the display network system by the display network system consisting of a plurality of image display equipment, and the zero-second signal pushing system for displaying the local image signal or the image signal pushed by other display equipment can be selected by the other display equipment in the display network system, any display equipment with the display effect can push the display content to other display equipment, and the pushing time reaches the zero second level.
[ description of the drawings ]
Fig. 1 is a schematic diagram of a network system of a display device in a zero-second signal push system according to the present invention;
fig. 2 is a frame diagram of a display device in the zero-second signal push system of the present invention;
FIG. 3 is a schematic diagram of a serial topology networking mode in the zero-second signal push system of the present invention;
fig. 4 is a schematic diagram of the parallel topology networking mode in the zero-second signal push system of the present invention.
[ detailed description ] embodiments
For better understanding of the objects, structures, features, and functions of the present invention, reference should now be made to the drawings and detailed description of the invention.
Referring to fig. 1 to fig. 3, a zero-second signal push system is a display signal push sharing system, where zero-second means that the switching time of the ring-out signal is less than one second. Two or more than two display devices form a display device network system. Any display device on the system can push the display signal to other display devices in the system, so as to achieve the purpose of sharing the display desktop. The display device is suitable for any occasions needing display signal sharing, such as joint office, large conference and the like. Two or more display devices constitute a display device network system. The operating system supports Windows98/2000/XP/Vista/Windows 7/Windows 10/android (any version)/Linux. For the display equipment, the display equipment on the network can be increased or decreased at will, the signal switching and pushing time is within 1s, and the sensory design of 0 second is realized.
Referring to fig. 2 to 4, a zero-second signal push system for a user to push signals to display a signal frame includes at least two display devices, each display device is defined as a node, only one node at a time is a Master, the Master is in english, the other node is a Slave, the Slave is in english, each display device has a first input interface, a second input interface and an output interface, the Master outputs a signal of the first input interface to the outside, the Slave receives a signal looped out by the Master and loops out a signal of the second input interface at the same time, the signal frame is displayed on the display device, and a control module installed with micro control unit software is installed on the control module, when the display device is started, a signal input source inputs signals from the first input interface and the second input interface, the first input interface receives video signals generated by the host local signal source, the second input interface receives video signals transmitted by the display equipment through a network, the signal format input by the first input interface and the format input by the second input interface can be the same or different, the algorithm of the micro control unit software initializes the signals input by the first input interface and the signals input by the second input interface, all decoding is carried out, pre-receiving is carried out simultaneously, and the signal format input by the first input interface and the signal format input by the second input interface after algorithm processing of the micro control unit software are the same.
Referring to fig. 2 to 4, when the node is the master, the output interface outputs a signal input by the first input interface, when the node is the slave, the output interface outputs a signal input by the second input interface, the signal output by the output interface performs an insensitive switching between the signal input by the first input interface and the signal input by the second input interface, when the slave needs to output the signal of the first input interface, the slave sends a request to acquire the authority of the master through the display device network, the master sends the request through the request, the output interface of the master outputs the signal input by the second input interface, the node is switched from the master to the slave, the node controlled by the control module is switched from the slave to the master, the master does not pass the request, and the node is maintained by the master, therefore, the requirement that any equipment shares the desktop is met. When the output interface switches between the first input interface and the second input interface, the format of the video signal is not changed. Therefore, the phenomenon that the other slave machines are firstly blocked and then started up cannot occur, and the zero-second pushing effect is achieved.
Referring to fig. 2 to 4, a user directly switches the signal of the first input interface to the signal input by the second input interface without sensing, the display device displays the signal image of the second input interface, or the signal of the second input interface is switched to the signal input by the first input interface without sensing, and the display device displays the signal image of the first input interface.
Referring to fig. 2 to 4, the signal input source is an HDMI, DisplayPort, VGA, or DVI digital signal, the HDMI, DisplayPort, VGA, or DVI digital signal inputs a signal through the first input interface and/or the second input interface, and the signal is decoded and encoded by the micro control unit software and transmitted to the plurality of display devices.
Referring to fig. 2 to 4, a networking mode of serial topology is adopted between the two display devices, the output interface of the first display device is electrically connected to the second input interface of the second display device, a loop-out signal network forms a closed loop, and a control bus is electrically connected to the two display devices. The whole loop-out signal network forms a closed loop and shares one control bus, and the control bus CAN realize communication through communication protocols such as UART, CAN, I2C and the like. The networking mode is simple in wiring and is particularly suitable for occasions where network nodes are determined.
Referring to fig. 2 to 4, a networking mode of a parallel topology is adopted between the two display devices, a converter is electrically connected to the two display devices, a control bus is electrically connected to the two display devices, the second input interface and the output interface of the first display device are both electrically connected to the converter, the second input interface and the output interface of the second display device are both electrically connected to the converter, the converter forms a multi-channel input and a multi-channel output, the control bus is electrically connected to the converter, and the second input interface and the output interface are both signal output sources. One input can be selected as an output source through the control bus, and the networking mode can increase or decrease nodes at will and is particularly suitable for occasions with uncertain networking nodes.
Referring to fig. 2 to 4, in the zero-second signal push system, a user pushes signals to display a signal image, the zero-second signal push system includes at least two display devices forming a display device network, each display device is defined as a node, only one node at a time is a master, the other node is a slave, each display device has a first input interface, a second input interface and an output interface, the master externally outputs a signal of the first input interface, the slave receives a signal output by the master and simultaneously outputs a signal of the second input interface, the signal image is displayed on the display device, and a control module is installed with micro control unit software, when the display device is started, a signal input source inputs a signal from the first input interface and the second input interface, the first input interface receives video signals generated by a local signal source of the host, the second input interface receives video signals transmitted by the display equipment network, the format of the signals input by the first input interface and the format of the signals input by the second input interface can be the same or different, the algorithm of the micro control unit software initializes the signals input by the first input interface and the signals input by the second input interface, all decoding is carried out, pre-receiving is carried out simultaneously, the format of the signals input by the first input interface and the format of the signals input by the second input interface after the algorithm processing of the micro control unit software are the same, when a node is the host, the output interface outputs the signals input by the first input interface, and when the node is the slave, the output interface outputs the signals input by the second input interface, the signal output by the output interface is switched between the signal input by the first input interface and the signal input by the second input interface in an noninductive way, when the signal of the first input interface needs to be output by the slave, the slave sends a request to acquire the authority of the host through the display equipment network, the host sends the request through the request, the output interface of the host outputs the signal input by the second input interface, the node is switched from the host to the slave, the node controlled by the control module is switched from the slave to the host, the host does not pass the request, the node is kept unchanged by the host, and the video image signal displayed by any display equipment can be quickly pushed to other display equipment in the display network system by a plurality of image display equipment in the display network system, the display network system comprises a display network system, a zero-second signal pushing system and any display device, wherein the display network system is used for displaying other display devices in the network system, the zero-second signal pushing system can selectively display local image signals or image signals pushed by other display devices, the display content of any display device with a display effect can be pushed to other display devices, and the pushing time reaches the zero-second level.
The above detailed description is only for the purpose of illustrating the preferred embodiments of the present invention, and not for the purpose of limiting the scope of the present invention, therefore, all the equivalent technical changes applying the present specification and the drawings are included in the scope of the present invention.
Claims (7)
1. A zero-second signal push system for pushing signals and displaying signal pictures by a user, comprising: the display equipment network is provided with at least two display equipment, each display equipment is defined as a node, only one node at the same time is a host, the other node is a slave, each display equipment is provided with at least one first input interface, one second input interface and one output interface, the host externally outputs signals of the first input interface, the slave receives signals output by the host and simultaneously outputs signals of the second input interface, signal pictures are displayed on the display equipment, the control module is provided with micro control unit software, when the display equipment is started, the signals are input by the first input interface and the second input interface through signal input sources, the first input interface receives video signals generated by a local signal source of the host, and the second input interface receives video signals transmitted by the display equipment network, the format of the signal input by the first input interface is the same as or different from that of the signal input by the second input interface, the signal input by the first input interface and the signal input by the second input interface are initialized by the algorithm of the micro control unit software, decoded completely and pre-received at the same time, the signal input by the first input interface and the signal input by the second input interface are processed into the same format by the algorithm of the micro control unit software, when the node is the host, the signal input by the first input interface is looped out from the output interface, when the node is the slave, the signal input by the second input interface is looped out from the output interface, the signal looped out from the output interface is noninductive switched between the signal input by the first input interface and the signal input by the second input interface, and when the slave loops out the signal of the first input interface, the slave machine obtains the authority of the master machine through a request sent by the display equipment network, the master machine passes the request, a signal input by the second input interface is looped out from an output interface of the master machine, a node is switched to the slave machine from the master machine, a node controlled by the control module is switched to the master machine from the slave machine, the master machine does not pass the request, and the node is kept unchanged by the master machine.
2. The zero-second signal push system of claim 1, wherein: and a user directly and noninductively switches the signal of the first input interface into the signal input by the second input interface, the display equipment displays the signal picture of the second input interface, or the signal of the second input interface is noninductively switched into the signal input by the first input interface, and the display equipment displays the signal picture of the first input interface.
3. The zero-second signal push system of claim 1, wherein: the signal input source is an HDMI, DisplayPort, VGA or DVI digital signal, the HDMI, DisplayPort, VGA or DVI digital signal inputs a signal through the first input interface and/or the second input interface, and the signal is decoded and encoded through the micro control unit software and transmitted to the plurality of display devices.
4. The zero-second signal push system of claim 1, wherein: the display device comprises two display devices, wherein a networking mode of serial topology is adopted between the two display devices, the output interface of the first display device is electrically connected with the second input interface of the second display device, a loop-out signal network forms a closed loop, and a control bus is electrically connected with the two display devices.
5. The zero-second signal push system of claim 1, wherein: two for parallel topological network deployment mode between the display device, a converter electric connection two display device, a control bus electric connection two display device, first display device the second input interface with the equal electric connection of output interface the converter, the second platform the display device the second input interface with the equal electric connection of output interface the converter, the converter forms multiple input and multiple output, control bus electric connection the converter, the second input interface with the output interface is signal output source.
6. The zero-second signal push system of claim 4 or 5, further comprising: the control bus communicates through UART, CAN, I2C communication protocols.
7. The zero-second signal push system of claim 1, wherein: the number of the display devices is multiple, and a networking mode of serial topology or a networking mode of parallel topology is adopted among the multiple display devices.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921055130.XU CN210466366U (en) | 2019-07-08 | 2019-07-08 | Zero second signal pushing system |
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| CN201921055130.XU CN210466366U (en) | 2019-07-08 | 2019-07-08 | Zero second signal pushing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110275755A (en) * | 2019-07-08 | 2019-09-24 | 深圳市嘉利达专显科技有限公司 | Zero second signal push technology |
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2019
- 2019-07-08 CN CN201921055130.XU patent/CN210466366U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110275755A (en) * | 2019-07-08 | 2019-09-24 | 深圳市嘉利达专显科技有限公司 | Zero second signal push technology |
| CN110275755B (en) * | 2019-07-08 | 2023-06-16 | 深圳市嘉利达专显科技有限公司 | Zero second signal pushing system |
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