CN107205175A - A kind of smart city multi-screen interactive operating system based on video cloud - Google Patents
A kind of smart city multi-screen interactive operating system based on video cloud Download PDFInfo
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- CN107205175A CN107205175A CN201710336539.8A CN201710336539A CN107205175A CN 107205175 A CN107205175 A CN 107205175A CN 201710336539 A CN201710336539 A CN 201710336539A CN 107205175 A CN107205175 A CN 107205175A
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- 230000002452 interceptive effect Effects 0.000 title claims abstract description 11
- 239000004020 conductor Substances 0.000 claims abstract description 7
- 239000004065 semiconductor Substances 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 3
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 238000012546 transfer Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 5
- 230000003993 interaction Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000013332 literature search Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000010897 surface acoustic wave method Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
- H04N21/43637—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
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Abstract
The invention discloses a kind of smart city multi-screen interactive operating system based on video cloud, including touch control integrated device unit, user terminal and host side, it is characterised in that：The touch control integrated device unit includes ARM unit, and ARM unit is connected with USB units, serial interface unit, power interface unit, the network interface units of RJ 45 and USB Slave units by electric conductor, the USB units are connected by data wire with user terminal, the USB Slave units are connected by data wire with host side, and the ARM unit passes through network connection to server end.The present invention realizes the high-efficiency transfer of video, is conducive to lifting Consumer's Experience, it is adaptable to video entertainment, teaching and office, and realizes multi-screen touch control operation, and sensitivity is high, postpone small, registration, reaches preferably writing, touch-control effect.
Description
Technical field
The present invention relates to multi-screen interactive operation system technology field, specially a kind of smart city multi-screen based on video cloud
Interactive operation system.
Background technology
The country ingeniously starts late to grinding for Multi-screen interaction system, and in 2011, mobile terminal was just applied to classroom instruction
In, at present also in skilful step developing stage.By literature search keyword multi-screen interactive, the document searched out is mostly based on IPTV
Sound, video multiple screen interaction systems, using scrappy time mobile terminal learn based on Web education field application.With calculating
The development of machine technology and mobile communication technology, requirement more and more higher of the people to transmission of video, video information is believed relative to audio
Cease the information content included bigger, there is higher requirement in transmitting procedure；Requirement to communication system is also higher；Video communication system
The quality of system is directly related to the video quality received, and directly affects the problem of experience of terminal user is directed to above-mentioned, special
Propose a kind of smart city multi-screen interactive operating system based on video cloud.
The content of the invention
It is an object of the invention to provide a kind of smart city multi-screen interactive operating system based on video cloud, with solution
State the problem of being proposed in background technology.
To achieve the above object, the present invention provides following technical scheme：A kind of smart city multi-screen based on video cloud is mutual
Dynamic operating system, including touch control integrated device unit, user terminal and host side, the touch control integrated device unit include ARM unit,
And ARM unit by electric conductor be connected with USB units, serial interface unit, power interface unit, RJ-45 network interfaces unit and
USB-Slave units, the USB units are connected by data wire with user terminal, and the USB-Slave units pass through data wire
Be connected with host side, the ARM unit by network connection to server end, wherein：The video information that the host side is provided
The server end is distributed to by being encoded into after video flowing, the user terminal is asked by being initiated to the server end,
The server end responds the request, and the video flowing asked is provided to the user terminal.
It is preferred that, the user terminal includes four touch screens, and four touch screens be respectively touch screen A, touch screen B,
Touch screen C and touch screen D.
It is preferred that, the USB units include USB-Host1 units, USB-Host2 units, USB-Host3 units and USB-
Host4 units, and USB-Host1 units, USB-Host2 units, USB-Host3 units and USB-Host4 units pass through respectively
Data wire is connected to touch screen A, touch screen B, touch screen C and touch screen D.
It is preferred that, the ARM unit is connected with radio communication unit by electric conductor, and radio communication unit includes WiFi
Chip, metal-oxide-semiconductor, the first to second switch, first to the 7th electric capacity, the first to the 8th resistance and the first to the 3rd LED, it is described
The source electrode of metal-oxide-semiconductor is connected to 3.3V power ends, and the source electrode of the metal-oxide-semiconductor is also connected to grid through first resistor, the metal-oxide-semiconductor
Grid is also connected with the control module, and the drain electrode of the metal-oxide-semiconductor is used as WiFi power ends, the WiFi chip and control module
Control chip respective pins be connected with each other, wherein three pins of the WiFi chip are connected to WiFi power ends, described
One end of first to the 5th electric capacity and one end of the second to the 6th resistance are connected to WiFi power ends, the described first to the 5th electricity
The other end of appearance is connected to ground terminal, and the other end of the described second to the 4th resistance is connected to WiFi through the first to the 3rd LED
The respective pins of chip, the other end of the 5th resistance and one end of first switch and the connection of one end of the 6th electric capacity, it is described
The other end of first switch is connected through the 7th resistance with the other end of the 6th electric capacity, and is connected to ground terminal, the 6th resistance
One end connection of one end and the 7th electric capacity of the other end and second switch, the other end of the second switch is through the 8th resistance and the
The other end connection of seven electric capacity, and it is connected to ground terminal.
It is preferred that, the USB units, serial interface unit, RJ-45 network interfaces unit, USB-Slave units and ARM unit
Between electric connection mode be two-way electrical connection.
Compared with prior art, the beneficial effects of the invention are as follows：A kind of smart city multi-screen interactive behaviour based on video cloud
Make system, realize the high-efficiency transfer of video, be conducive to lifting Consumer's Experience, it is adaptable to video entertainment, teaching and office, and
And multi-screen touch control operation is realized, sensitivity is high, postpone small, registration, reaches preferably writing, touch-control effect.
Brief description of the drawings
Fig. 1 is structured flowchart of the invention；
Fig. 2 is the circuit diagram of radio communication unit in the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-2 is referred to, the present invention provides a kind of technical scheme：A kind of smart city multi-screen interactive behaviour based on video cloud
Make system, including touch control integrated device unit, user terminal and host side, the touch control integrated device unit includes ARM unit, and
ARM unit is connected with USB units, serial interface unit, power interface unit, RJ-45 network interfaces unit and USB- by electric conductor
Slave units, the USB units are connected by data wire with user terminal, and the USB-Slave units pass through data wire and master
Generator terminal connect, the ARM unit by network connection to server end, wherein：The video information that the host side is provided passes through
It is encoded into after video flowing and is distributed to the server end, the user terminal is asked by being initiated to the server end, described
Server end responds the request, and the video flowing asked is provided to the user terminal, and the user terminal includes four and touched
Control screen, and four touch screens are respectively touch screen A, touch screen B, touch screen C and touch screen D, touch screen is as a kind of newest
Computer input sets each, be in the market it is most simple, conveniently, a kind of natural man-machine interaction mode, it is fine that it imparts multimedia
New looks, are to be rich in a kind of multimedia human-computer interaction equipment for attracting to be.For the technical standpoint for realizing touch controllable function, touch
It is a set of absolute positioning system to control screen, and its touch-control point location is unrelated with position before, and mouse is a set of relative positioning
System, it is with respect to for preceding position that it, which is moved,.From the perspective of packet structure definition, the touch data of touch screen
X, Y-coordinate in bag use absolute value, and the coordinate information in the packet of mouse is the change for a relatively preceding coordinate value
Change value.According to the operation principle of touch screen and the difference of transmission medium, touch screen can be divided into lower four classes：Resistance type touch control screen, electricity
Appearance formula touch screen, infrared touch screen, surface acoustic wave type touch screen.Infrared technique is the development trend of touch-control screen products, infrared to touch
Control screen will turn into the main flow of touch screen in the market, therefore, and touch screen A, touch screen B, touch screen C and touch screen D are using red
Outer touch screen, the USB units include USB-Host1 units, USB-Host2 units, USB-Host3 units and USB-Host4
Unit, and USB-Host1 units, USB-Host2 units, USB-Host3 units and USB-Host4 units pass through data wire respectively
Touch screen A, touch screen B, touch screen C and touch screen D are connected to, touch control integrated device unit software section uses existing Linux
There is USB device driver in operating system, linux kernel, the ARM unit of touch control integrated device unit hardware platform uses Sumsung
The arm processor chip of company, the ARM unit is connected with radio communication unit, and radio communication unit bag by electric conductor
Include WiFi chip, metal-oxide-semiconductor, the first to second switch, first to the 7th electric capacity, the first to the 8th resistance and the first to the 3rd LED
Lamp, the source electrode of the metal-oxide-semiconductor is connected to 3.3V power ends, and the source electrode of the metal-oxide-semiconductor is also connected to grid through first resistor, described
The grid of metal-oxide-semiconductor is also connected with the control module, the drain electrode of the metal-oxide-semiconductor as WiFi power ends, the WiFi chip with
The respective pins of the control chip of control module are connected with each other, and wherein three pins of the WiFi chip are connected to WiFi power supplys
End, one end of the described first to the 5th electric capacity and one end of the second to the 6th resistance are connected to WiFi power ends, described first
The other end to the 5th electric capacity is connected to ground terminal, and the other end of the described second to the 4th resistance connects through the first to the 3rd LED
The respective pins of WiFi chip are connected to, the other end of the 5th resistance and one end of first switch and one end of the 6th electric capacity connect
Connect, the other end of the first switch is connected through the 7th resistance with the other end of the 6th electric capacity, and be connected to ground terminal, the described 6th
The other end of resistance and one end of second switch and one end of the 7th electric capacity are connected, and the other end of the second switch is through the 8th electricity
Resistance is connected with the other end of the 7th electric capacity, and is connected to ground terminal, by provided with radio communication unit can make touch control integrated device
Unit can carry out data transmission with mobile terminal, the USB units, serial interface unit, RJ-45 network interfaces unit, USB-
Slave units are electrically connected with the electric connection mode between ARM unit to be two-way, it is possible to achieve the transmitted in both directions of data, realize video
High-efficiency transfer, be conducive to lifting Consumer's Experience, it is adaptable to video entertainment, teaching and handle official business, and realize multi-screen touch-control
Operation, sensitivity is high, postpone small, registration, reaches preferably writing, touch-control effect.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of smart city multi-screen interactive operating system based on video cloud, including touch control integrated device unit, user terminal and
Host side, it is characterised in that：The touch control integrated device unit includes ARM unit, and ARM unit is connected with USB by electric conductor
Unit, serial interface unit, power interface unit, RJ-45 network interfaces unit and USB-Slave units, the USB units pass through number
It is connected according to line with user terminal, the USB-Slave units are connected by data wire with host side, and the ARM unit passes through net
Network is connected to server end, wherein：The video information that the host side is provided is distributed to the clothes by being encoded into after video flowing
It is engaged in device end, the user terminal is asked by being initiated to the server end, the server end responds the request, and to institute
State the video flowing that user terminal provides request.
2. a kind of smart city cloud computing parking management information system according to claim 1, it is characterised in that：It is described to use
Family terminal includes four touch screens, and four touch screens are respectively touch screen A, touch screen B, touch screen C and touch screen D.
3. a kind of smart city cloud computing parking management information system according to claim 1 or 2, it is characterised in that：Institute
Stating USB units includes USB-Host1 units, USB-Host2 units, USB-Host3 units and USB-Host4 units, and USB-
Host1 units, USB-Host2 units, USB-Host3 units and USB-Host4 units are connected to touch-control by data wire respectively
Shield A, touch screen B, touch screen C and touch screen D.
4. a kind of smart city cloud computing parking management information system according to claim 1, it is characterised in that：It is described
ARM unit is connected with radio communication unit by electric conductor, and radio communication unit includes WiFi chip, metal-oxide-semiconductor, first to the
Two switches, the first to the 7th electric capacity, the first to the 8th resistance and the first to the 3rd LED, the source electrode of the metal-oxide-semiconductor are connected to
3.3V power ends, the source electrode of the metal-oxide-semiconductor is also connected to grid through first resistor, the grid of the metal-oxide-semiconductor also with the control
Module is connected, and the drain electrode of the metal-oxide-semiconductor is as WiFi power ends, and the WiFi chip is corresponding to the control chip of control module
Pin is connected with each other, and wherein three pins of the WiFi chip are connected to WiFi power ends, the described first to the 5th electric capacity
One end and one end of the second to the 6th resistance are connected to WiFi power ends, and the other end of the described first to the 5th electric capacity is all connected with
To ground terminal, the other end of the described second to the 4th resistance is connected to the respective pins of WiFi chip, institute through the first to the 3rd LED
State the other end of the 5th resistance and one end of first switch and the connection of one end of the 6th electric capacity, the other end warp of the first switch
7th resistance is connected with the other end of the 6th electric capacity, and is connected to ground terminal, the other end of the 6th resistance and second switch
One end and the connection of one end of the 7th electric capacity, the other end of the other end through the 8th resistance and the 7th electric capacity of the second switch connect
Connect, and be connected to ground terminal.
5. a kind of smart city cloud computing parking management information system according to claim 1, it is characterised in that：It is described
Electric connection mode between USB units, serial interface unit, RJ-45 network interfaces unit, USB-Slave units and ARM unit is two-way
Electrical connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710336539.8A CN107205175A (en) | 2017-05-13 | 2017-05-13 | A kind of smart city multi-screen interactive operating system based on video cloud |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710336539.8A CN107205175A (en) | 2017-05-13 | 2017-05-13 | A kind of smart city multi-screen interactive operating system based on video cloud |
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| CN201710336539.8A Pending CN107205175A (en) | 2017-05-13 | 2017-05-13 | A kind of smart city multi-screen interactive operating system based on video cloud |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108615213A (en) * | 2018-05-02 | 2018-10-02 | 吉林建筑大学 | A kind of cloud platform smart city managing device easy to operation |
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Patent Citations (5)
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| CN102891886A (en) * | 2012-09-14 | 2013-01-23 | 吉视传媒股份有限公司 | Multi-screen interacting method and system based on cloud computing |
| CN103581598A (en) * | 2013-11-13 | 2014-02-12 | 惠州Tcl移动通信有限公司 | Interconnection and interworking and multi-screen interaction equipment, system and implementation method |
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Application publication date: 20170926 |