CN205670375U - A kind of modern house Wireless Networking control system of built-in Linux - Google Patents
A kind of modern house Wireless Networking control system of built-in Linux Download PDFInfo
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- CN205670375U CN205670375U CN201620200333.3U CN201620200333U CN205670375U CN 205670375 U CN205670375 U CN 205670375U CN 201620200333 U CN201620200333 U CN 201620200333U CN 205670375 U CN205670375 U CN 205670375U
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Abstract
This utility model relates to Smart Home technical field, particularly relates to the modern house Wireless Networking control system of a kind of built-in Linux.The advantages such as this utility model provides the modern house Wireless Networking control system of a kind of built-in Linux, has stability high, merges ZigBee and 3G, 4G wireless network, remotely monitors with the equal video in this locality, compliant mobile devices use.This utility model is for light in modern house, temperature, the equipment such as video carry out intelligent monitoring, web server is set up in embedded Linux system equipment, by mobile device or Internet-browser, modern house system can be carried out long-range and local control anywhere realizing user, this utility model makes modern house control system more flexibly and is easy to control, mainly include three parts: home Intranet and intelligent acquisition control system, wireless system for transmitting data and monitoring device, monitoring device is connected to home Intranet and intelligent acquisition control system by wireless system for transmitting data.
Description
Technical field
This utility model relates to Smart Home technical field, and the modern house particularly relating to a kind of built-in Linux is wireless
Control system of online.
Background technology
Large area along with the mobile terminal of China recent years is universal and the extensive development of 3G and 4G network, video
Monitoring system has obtained fast ripe development, and handheld device user can use mobile phone etc. check and operate video monitoring system.With
Time existing mobile network and the intrinsic monitoring network of existence can arbitrarily interconnect, be greatly improved video monitoring class increment industry
The development opportunity of business.3G and 4G network has the fastest transmission speed, and this makes the restricted problem of the network bandwidth obtain pole
Big alleviation.Nowadays, the mobile communication platform operation business of China the most actively carries out the value-added service of mobile terminal video monitoring,
This living standard not only contributing to improve the whole people, the most greatly promotes the development of Network Video Surveillance.Following along with video
The common development and incorporation of monitoring business and other video traffics, the business such as such as sensor network, video conference, video TV
Fusion development with Network Video Surveillance, then otherwise how long, Network Video Surveillance business will rise to a new height
Degree.Although the Network Video Surveillance market development of China also has few year, nowadays Network Video Surveillance standard is the most perfect
Continuous with monitoring business scale expands, and the continuous change of monitoring new demand, and Network Video Surveillance will have good
Prospect and wide development.Meanwhile, related personnel is made that correlational study and achievement the most on this basis.
Zhang Yong, Wang Hong of South-Center University For Nationalities etc. use single-chip microcomputer to be connected with Smart Home service robot device, and lead to
Cross distributing system (DCS), complete Smart Home upper and lower machine and control (" a kind of SCM Based Voice command Smart Home clothes
Business robot device ", Chinese patent, application number: CN201520533103, the applying date: 2015.11.11).This system uses single
Sheet machine as master controller, its performance and real-time communication it cannot be guaranteed that, and be connected forming control system with robot terminal,
Cost is of a relatively high.
Li Di, Kong Qingyan of South China Science & Engineering University etc. use ZigBee technology perception and control intelligent home device, pass through
Hand held controller or infrared control order realize control (" a kind of Smart Home system based on ZigBee technology to housed device
System ", Chinese patent, application number: CN201020104269, the applying date: 2010.01.26).Although this system introduce ZigBee without
Line sensor network, but household bottom terminal unit is controlled single by whole system, and only carry out this locality by hand held controller
Controlling, span of control is less, does not additionally have video monitoring module, it is impossible to Real-time Feedback underlying device controls information and state.
The king of Nanjing Normal University runs quickly and uses arm processor and built-in Linux operating system (" based on ARM and embedding
The Design of Remote Video Monitoring System of formula Linux ", Master's thesis, date: 2011.05.21), although this system can be preferable
Compatibility carries out local and remote control to house system, but if under the home environment of larger area, will have many equipment
Gateway, now adds relatively complicated.Meanwhile, during video monitoring, time delay, loss problem also need to optimize its network performance
With controller I/O ability.It addition, by the hardware limitation of ARM controller S3C2410D, use built-in DSP to carry out compression of images, no
The motility of the system of being beneficial to and autgmentability.
Utility model content
For above-described deficiency, this utility model provides the modern house Wireless Networking control of a kind of built-in Linux
System processed, has stability high, merges ZigBee and 3G, 4G wireless network, remotely monitors with the equal video in this locality, compatible mobile
The advantages such as equipment use.
In order to achieve the above object, this utility model is achieved through the following technical solutions:
The modern house Wireless Networking control system of a kind of built-in Linux, for light, temperature in modern house equipment
Degree, video are controlled, including three parts: home Intranet and intelligent acquisition control system, wireless system for transmitting data
And monitoring device, monitoring device is connected to home Intranet and intelligent acquisition control system by wireless system for transmitting data；
Described home Intranet and intelligent acquisition control system include microprocessor, multiple bottom sensor, wireless biography
Sense mixed-media network modules mixed-media and 3G/4G mixed-media network modules mixed-media, bottom sensor is placed in home equipment, and radio sensing network module is ZigBee control
Molding block, is connected with the bottom sensor in home equipment, constitutes one or more home equipment terminal subsystem；
On the one hand described radio sensing network module realizes the control between home equipment terminal subsystem by communication protocol
Signal processed is mutual, controls home equipment terminal subsystem, is on the other hand connected with described microprocessor by serial ports, and will control
Signal processed is submitted to microprocessor and is processed；
Described wireless system for transmitting data uses 3G/4G transmitted data on network；Described monitoring device for man-machine interaction and
Data management, by 3G/4G network insertion data transmission system；
Further, layer architecture embedded server on the microprocessor, wireless to the modern house of built-in Linux
Control information and status information that in network control system, each module transmits process, and receive and respond user's request, described family
Front yard internal network, wirelessly carries out data exchange, and is connected with described microprocessor, make micro-place with monitoring device terminal
Reason device carries out the mutual of information with mobile terminal.
Described home Intranet and intelligent acquisition control system use star-like networking mode to connect.
Described microprocessor selects Samsung ARM center processor as flush bonding processor, and model is S3C6410,
And run Linux2.6.38 system.
The modern house Wireless Networking control system of described built-in Linux is in built-in Linux bootstrap
Bootloader(U-Boot) embedded server Boa, CGI, constructing system software platform Bench are added and in linux kernel.
Described ZigBee control module is CC2530 chip.
Described home Intranet and intelligent acquisition control system select 3G/4G and ZigBee pattern access mobile communication net
And wireless sensor network.
The quantity of described home equipment terminal subsystem is three, respectively temperature control subsystem, signal light control subsystem
System and video monitoring subsystem.
The modern house Wireless Networking control system of described built-in Linux uses the pattern conduct of LCD display touch screen
Local operating platform.
The beneficial effects of the utility model are as follows:
1. this utility model is by ZigBee wireless sensor network, 3G/4G mobile communications network, ARM embedded system, figure
As processing and rationally a whole set of control system of composition such as temperature, signal light control, form the Modern Home of a novel linux system
Occupy wireless network control system；
2. this utility model system uses ZigBee module to connect bottom intelligent home device and ARM center processor, group
Become wireless sensor network.ZigBee wireless module uses star-like networking mode, and the management making each node is convenient and high
Effect, motility is higher.And eliminating substantial amounts of wiring so that domestic environment is more attractive in appearance, and systematic function significantly improves；
3. this utility model system use 3G/4G and ZigBee module as with mobile radio communication and wireless sensor network
The intermediary agency connected, so that control system is more convenient and flexible；
4. this utility model system selection Samsung ARM controller (S3C6410) is as embedded Control core, and transports
Row linux system, had both solved and has traditionally used that single-chip microcomputer calculates and response speed is slow, poor performance, communication capacity are weak etc. and ask
Topic, solves again that the installation and operation cost using PC to bring as processor is high, do not meet the problems such as energy-conserving and environment-protective require.
Native system low-power consumption, stability is strong, have splendid network communications capability；
5. this utility model system is to such as temperature detection subsystem, signal light control subsystem and video monitoring subsystem
It is controlled etc. key modules, enables a system to reach system requirements controlled state fast and accurately；
6. this utility model system framework Boa server in embedded systems, the B/S model of composition web mode, use
Domestic environment can be monitored by family by any browser, eliminates and installs the loaded down with trivial details of specific software.
Accompanying drawing illustrates:
Fig. 1 is the modern house Wireless Networking control system Organization Chart of the built-in Linux of this utility model embodiment；
Fig. 2 is ZigBee and controller, the wireless module communication process figure of this utility model embodiment；
Fig. 3 is the bottom terminal node program flow diagram of this utility model embodiment；
Fig. 4 is the near-bottom temperature detection subsystem flow chart of this utility model embodiment；
Fig. 5 is the bottom signal light control subsystem of this utility model embodiment；
Fig. 6 is the bottom video capture program flow chart of this utility model embodiment；
Fig. 7 is the network transmission program flow chart of this utility model embodiment；
Fig. 8 is that the local LCD of this utility model embodiment shows program flow diagram；
Detailed description of the invention:
Describe in detail about exemplary embodiment of the present utility model according to following accompanying drawing.
This utility model embodiment provides the modern house Wireless Networking control system of a kind of built-in Linux, according to existing
Design principle and functional characteristics for house control system, it is determined that this utility model is by three ingredients: with S3C6410
The home Intranet of embedded microprocessor, bottom sensor, ZigBee radio sensing network, 3G/4G network composition and intelligence
Can acquisition control system；Wireless system for transmitting data based on 3G/4G network；Access 3G/4G network for man-machine interaction sum
Equipment is controlled according to the monitoring of management.This programme uses ZigBee wireless network to set up the Star network of the little scope of household internal, adopts
Long distance line communication is realized with 3G/4G-ZigBee gateway master controller.Whole network is constituted by three layers: top in monitoring
The heart, the equipment of Surveillance center can access gateway server by the Internet, as being connected to the computer of the Internet, mobile terminal
Deng；They allow terminal unit initiate http request by embedded Web server B oa in controller and obtain temperature, light
The parameters such as intensity；Intermediate layer is 3G/4G-ZigBee gateway master controller and server, and its major function is connection overlayer monitors
Center and ZigBee internal network；The bottom is ZigBee wireless network, and each terminal unit saves as a ZigBee
Point, receives and sends the data of 3G/4G-ZigBee gateway forwards.
Fig. 1 is the modern house Wireless Networking control system framework of this utility model built-in Linux in an embodiment
Figure.As it is shown in figure 1, use wireless networking mode to set up the internal network of modern house control system, by gateway, equipment is connect
Entering the Internet, household internal situation can be remotely monitored by user.ZigBee wireless network has good compatibility,
It can be good at and other hardware compatibilities, solves poor compatibility that current intelligent domestic system exists, autgmentability is low etc. asks
Topic；Wireless network also solves conventional wired networks wiring and the problem of scaling difficulty.Higher flexible in order to make system have
Property, use 3G/4G network insertion the Internet simultaneously, make system more mobility.
Fig. 2 is this utility model ZigBee in an embodiment and controller, wireless module communication process figure.Such as Fig. 2,
In ZigBee network, coordinator and master controller carry out the process of data exchange is that wireless communication RF chip CC2530 is responsible for
The process sending and receiving of Frame between endpoint node and master controller, is all by encapsulation and to solve during this
The form of analysis frame is carried out.In ZigBee wireless network, sensor node is connected with each other with control chip, when CC2530 handle
After the data frame analyzing that coordinator sends over, then pass to the communication mode of controller by SPI bus and complete sensor
The reading of node data and node control；Controller then completes function in contrast, and this process is then by sensor node
Data and control information be transferred to CC2530 controller by spi bus, then data are sent to network from controller end
In coordinator.What Fig. 2 was clear and definite describes the communication process of each intermodule, and step is as follows:
(1) using inquiry coordinator, the mode of response node to communicate, its agreement keeps constant；
(2) at PC while coordinator end points sends instruction, coordinator then sends order and ginseng to corresponding node
Number；
(3) node sends over according to coordinator node order and parameter make corresponding reaction, and it is corresponding to return it
Result；
(4) node is returned by coordinator by communication serial port data and result are sent to PC end.
Fig. 3 is this utility model bottom terminal node program flow diagram in an embodiment.Such as Fig. 3, bottom terminal node
Workflow be to continually search for the network in coverage, and join in the network of coordinator.Wherein temperature acquisition part
Programming thought be in ZigBee protocol stack, be terminal node by the model selection of node, application layer develop
Program is sent to coordinator end to the setting regular hour of temperature sensor.
Fig. 4 is this utility model near-bottom temperature detection subsystem flow chart in an embodiment.Such as Fig. 4, use DS18B20
Temperature sensor detects household internal temperature value, and the temperature value collected is sent to Web browser end by cgi script, uses
Family can be read and temperature value in control room by browser；This monitoring temperature subsystem is in the situation not having any alarming value
Under, the temperature acquisition time set is as 10s；When temperature value arrives alarm value or dangerous values, the acquisition time of system is by 10s
Shortening to 5s, at this moment system can trigger warning system, and buzzer sends warning.
Fig. 5 is this utility model bottom signal light control subsystem in an embodiment.Such as Fig. 5, the LED lamp in this system
Photocontrol module by carrying out the signal light control of interior illumination fixture to the response of network controller control command；In the design
Use the LED lamp on development board to simulate and control the light on and off of certain lamp concrete in family.And set up a file led_
Data.txt preserves the state of LED lamp, and the data of led_data.txt all must be entered by the operation for LED lamp every time
The renewal that row is real-time.
Fig. 6 is this utility model bottom video capture program flow chart in an embodiment.Video such as Fig. 6, V4L2 is adopted
Collection program, it is necessary first to definition describes the structure of V4L2, mainly includes the description to video equipment and image attributes, right
Member important in this structure is described below:
(1) video_capability: this member mainly includes the title of video capture device, signal source, resolution
The necessary base attribute such as kind；
(2) video_mbuffer:mmap maps frame information, represents with variable frames and could support up in structure
Frame number, variable video_offset [VIDEO_MAX_FRAME] represent frame relative to the side-play amount of base address, the data of frame are big
Little size represents；
(3) video_picture: comprise each member representing image attributes, such as brightness of image brightness, figure
As tone hue, color of image color and picture contrast contrast etc.；
(4) video_window: using this member to define the method that image shows, main change represents that this window is sat
Target x and y variable；Represent picture traverse and width and height of height；
(5) video_channel: include describing the Channel component representing signal source numbering in signal source attribute,
Represent the Name variable of signal source name, the Type variable of signal type, also include VIDEO_TYPE_TV and VIDEO_TYPE_
CAMERA；Wherein VIDEO_TYPE_CAMERA represents that input camera signals, VIDEO_TYPE_TV represent that input is believed for TV
Number；Norm represents the standard that several TV signal such as PAL, NSTC, SECAM uses.
The basic procedure that this video acquisition program realizes divides three to be partially completed, and flow process is as follows: the first, open video acquisition
Equipment.In linux system, to being opened by open and close during the operation of video equipment or closing.The second, obtain
Device attribute information.3rd, video acquisition.Video image is acquired, uses map internal memory mapping side under normal circumstances
Method.It realizes by mapping same ordinary file between process；Have only to as accessing common memory this article
Part operates；Shared drive method avoids the data copy between program, thus can be with direct read/write internal storage data.
Fig. 7 is this utility model network transmission program flow chart in an embodiment.Such as Fig. 7, the video of native system is compiled and is solved
Code mode uses the JPEG standard carrying out encoding and decoding in units of frame.TCP is used to carry out network service.Network transmission program
By create socket, binding socket port, intercept, wait client connection request, set up connect after send video data stream
Journey is constituted.
Fig. 8 is that this utility model local LCD in an embodiment shows program flow diagram.Such as Fig. 8, flow process is as follows: the first,
Open framebuffer framebuffer device；The second, obtain variable with fixed mask attribute in interior framebuffer frame buffering
Device attribute, initializes respective function according to the pixel property of framebuffer device；3rd, mmap method is used to carry out
Framebuffer frame internal memory maps；4th, open camera collection equipment, picture format is set, gather image；5th, pass through
Write framebuffer frame buffering, the lcd screen of development board shows the image collected；6th, framebuffer is closed
Equipment.
The collection being mainly embodied as video file of this part of video monitoring and network transmission, when slave computer photographic head leads to
Cross video acquisition programmed acquisition to after video file, be sent to ipc monitor end by network transmission program；User can be led to
Cross Web browser and open the video file transmitted.Intelligent domestic system monitoring client is switched to video and controls interface, display
The working condition of photographic head and the image collected, it is achieved the remotely purpose of monitoring.
The foregoing is only the schematic detailed description of the invention of this utility model, be not limited to model of the present utility model
Enclose, any those skilled in the art on the premise of without departing from this utility model design and principle the equivalent variations made with
Amendment, all should belong to the scope of this utility model protection.
Claims (8)
1. a modern house Wireless Networking control system for built-in Linux, for light, temperature in modern house equipment
Degree, video is controlled, it is characterised in that include three parts: home Intranet and intelligent acquisition control system, wireless number
According to transmission system and monitoring device, monitoring device is connected to home Intranet and intelligent acquisition by wireless system for transmitting data
Control system；
Described home Intranet and intelligent acquisition control system include microprocessor, multiple bottom sensor, wireless sense network
Network module and 3G/4G mixed-media network modules mixed-media, bottom sensor is placed in home equipment, and radio sensing network module is that ZigBee controls mould
Block, is connected with the bottom sensor in home equipment, constitutes one or more home equipment terminal subsystem；
On the one hand described radio sensing network module realizes the control between home equipment terminal subsystem by communication protocol and believes
Number mutual, control home equipment terminal subsystem, be on the other hand connected with described microprocessor by serial ports, and by control letter
Number submitting to microprocessor processes；
Described wireless system for transmitting data uses 3G/4G transmitted data on network；Described monitoring device is used for man-machine interaction and data
Management, by 3G/4G network insertion data transmission system；
Layer architecture embedded server on the microprocessor, in the modern house Wireless Networking control system of built-in Linux
Control information and status information that each module transmits process, and receive and respond user and ask, described home Intranet, with
Monitoring device terminal wirelessly carries out data exchange, and is connected with described microprocessor, makes microprocessor whole with mobile
End carries out the mutual of information.
The modern house Wireless Networking control system of built-in Linux the most according to claim 1, it is characterised in that institute
State home Intranet and intelligent acquisition control system uses star-like networking mode to connect.
The modern house Wireless Networking control system of built-in Linux the most according to claim 1, it is characterised in that institute
Stating microprocessor selects Samsung ARM center processor to be S3C6410 as flush bonding processor, model, and run
Linux2.6.38 system.
The modern house Wireless Networking control system of built-in Linux the most according to claim 3, it is characterised in that institute
State the modern house Wireless Networking control system of built-in Linux at built-in Linux bootstrap Bootloader and Linux
Kernel adds embedded server Boa, CGI, constructing system software platform Bench.
The modern house Wireless Networking control system of built-in Linux the most according to claim 1, it is characterised in that institute
Stating ZigBee control module is CC2530 chip.
The modern house Wireless Networking control system of built-in Linux the most according to claim 1, it is characterised in that institute
State home Intranet and intelligent acquisition control system selects 3G/4G and ZigBee pattern access mobile communication net and wireless sensing
Device network.
The modern house Wireless Networking control system of built-in Linux the most according to claim 1, it is characterised in that institute
The quantity stating home equipment terminal subsystem is three, respectively temperature control subsystem, signal light control subsystem and video prison
Control subsystem.
The modern house Wireless Networking control system of built-in Linux the most according to claim 1, it is characterised in that institute
The modern house Wireless Networking control system stating built-in Linux uses the pattern of LCD display touch screen to put down as local operation
Platform.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106657928A (en) * | 2017-02-10 | 2017-05-10 | 太仓鼎诚电子科技有限公司 | Household wireless remote monitoring system of embedded Linux |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106657928A (en) * | 2017-02-10 | 2017-05-10 | 太仓鼎诚电子科技有限公司 | Household wireless remote monitoring system of embedded Linux |
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Granted publication date: 20161102 Termination date: 20170316 |
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| CF01 | Termination of patent right due to non-payment of annual fee |