CN105007203B - A kind of communication device based on Li-Fi wireless telecommunications intelligent domestic systems - Google Patents
A kind of communication device based on Li-Fi wireless telecommunications intelligent domestic systems Download PDFInfo
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- CN105007203B CN105007203B CN201510383984.0A CN201510383984A CN105007203B CN 105007203 B CN105007203 B CN 105007203B CN 201510383984 A CN201510383984 A CN 201510383984A CN 105007203 B CN105007203 B CN 105007203B
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Abstract
A kind of communication device based on Li Fi wireless telecommunications intelligent domestic systems, the present invention relates to smart home field, it aims to solve the problem that existing intelligent domestic system presence signal is unstable, and the rate of information throughput is low, transmission spectrum is crowded, the technical problems such as security risk and reliability are low.The inventive structure feature includes file server, Li Fi communication modules, Li Fi accessing points, node.The present invention is used for the communication module for building intelligent domestic system.
Description
Technical field
The present invention relates to smart home field, and in particular to a kind of logical based on Li-Fi wireless telecommunications intelligent domestic systems
Interrogate device.
Background technology
The bussing technique of existing intelligent domestic system usually has wireless interconnected, wired interconnection and power line carrier PLCBUS etc.
Technology, basic ideas are substantially all that independent life application module is integrated into the node of network control, by central processing center
Control.But come with some shortcomings, such as：Wireless technology signal it is unstable, be vulnerable to the interference of architectural composition, frequency spectrum is excessively
It is crowded, and band segment is subject to control；Power carrier is low there are transmission rate, it is difficult to is consistent with the network of increasingly high speed
Close, it is impossible to meet user experience, also there are security risk；Wired interconnection technique difficult wiring, especially for the repacking of old room, breaks
It is bad larger, it is with high costs.
The content of the invention
For the above-mentioned prior art, present invention aims at provide one kind to be based on Li-Fi wireless telecommunications intelligent domestic systems
Communication device, it aims to solve the problem that existing intelligent domestic system presence signal is unstable, and the rate of information throughput is low, and transmission spectrum is gathered around
Squeeze, the technical problems such as security risk and reliability are low.
To reach above-mentioned purpose, the technical solution adopted by the present invention is as follows：
A kind of communication device based on Li-Fi wireless telecommunications intelligent domestic systems, including file server：It is stored with intelligence
The basic configuration information of household electrical appliances；Li-Fi communication modules：Including pretreatment unit, matching somebody with somebody substantially in file server is accessed
Confidence ceases, and carries out data packing and the coding of Li-Fi transmission format protocols, and generates coded data packet；Li-Fi accessing points：Connect
Receive the coded data packet of Li-Fi communication modules and address transmission coded data packet, or feedback encoding data packet communicates mould to Li-Fi
Block, has the function of Li-Fi coded data packet bidirectional wireless communications；Node：Upload the coded data of intelligent appliance job information
Wrap and give Li-Fi accessing points, the coded data packet of Li-Fi accessing points is downloaded to intelligent appliance, in Li-Fi accessing points and intelligent appliance
Between carry out coded data packet interaction.
In such scheme, the Li-Fi communication modules, including pretreatment unit：Input data is converted to Li-Fi transmission
The data of protocol format are simultaneously packed, and/or Li-Fi transmission format protocol data are converted to output data and are solved
Bag；Satellite-signal transceiver：Connection between pretreatment unit and internet is established by satellite, and in mobile control terminal and in advance
Signal transmission is carried out between processing unit；Programming interface：Order or data flow are programmed between main control module and pretreatment unit
Transmission；Codec：The data packet for receiving pretreatment unit is encoded and is sent to Li-Fi accessing points, and/or receives Li-
The coded data packet of Fi accessing points is decoded and is sent to pretreatment unit.Realize that the data of Li-Fi transmission format protocols are beaten
Bag unpacks, and encodes or decode, and establishes Li-Fi data transfer distribution modes；Interconnected even in the external world under disconnection, by text
The LAN of hinge can continue as the next Li-Fi networks and provide basic operational support centered on part server, and lifting system is stablized
Property and reliability.
In such scheme, the Li-Fi accessing points, including light-detecting device and light emitting devices；Further include for seeking
The microchip of location：Control the luminous of light emitting devices or extinguish, and receive the signal of light-detecting device.Establish Li-Fi networks letter
Number transmission distribution hinge, there is provided download access with upload feedback node.
In such scheme, the Li-Fi accessing points LFAP, further include Li-Fi accessing points LFAP_1 to _ N.The section
Point NODE, including the node NODE_1 being respectively in Li-Fi accessing points LFAP_1 to _ N light emitting devices ranges of exposures to _ N.
Keep intelligent appliance to be in system signal transmission range, realize and stablize, low interference, the Li-Fi data transfers of no crosstalk.
In such scheme, main control module：Li-Fi communication modules are programmed, are debugged and data stream transmitting；Mobile control
Terminal：Coded data packet is mutually transmitted with Li-Fi accessing points, to main control module input control signal, and regulates and controls Li-Fi communication moulds
Block；The main control module, including judgement unit：Receive control signal or the reception Li-Fi access that mobile control terminal is sent
The feedback signal of point working status, and export Mbus or feedback clock；Processor：The Mbus of judgement unit is received,
Programming information is exported to Li-Fi communication modules by interface；For debugging the adapter of transport protocol compatibility：Agreement is selected to fit
Orchestration, has different adaptation patterns；Processor is connected with adapter；The user interface of connection processing device：Select multikey potential field scape
Controller, has the function of that a key changes intelligent appliance scene setting.By classification of the judgement unit to input signal, realize anti-
Feedback intelligent appliance work state information is inputted with program is custom-configured；Transport protocol is debugged between different information process units
Compatibility.
In such scheme, the main control module is connected with data, and data, which are stored with, custom-configures information and multimedia
Information.Processor receives the feedback clock of judgement unit, control adapter debugging Li-Fi communication modules and main control module transmission association
The compatibility of view；Processor reads data, forms data flow, and export to Li-Fi communication modules；Processor receives judgement unit
Mbus, write data, be stored as custom-configuring information.The current family individual scene of imformosome is custom-configured to set
Put, after one-time programming, called by one key of user interface, it is easy to use；Multimedia messages embody user and need to pass through Li-
The information that Fi is sent, sends after processor calls, is moved easily the portable equipments such as phone, laptop in the LAN
It is quick to access.
In such scheme, the mobile control terminal, including Li-Fi spectrographic detection units：Receive Li-Fi accessing points hair
The coded data packet gone out, and unpacked；Decoder：Receive and decode the coded data of Li-Fi spectrographic detections unit output；
FPGA：The output signal of decoder is obtained by SDIO interfaces；Encoder：The modulation pulse that is sent to FPGA or clock signal into
Row coding, and outputting encoded data；Driving：The coded data exported according to encoder, output driving level；Laser diode：
Shine or extinguish according to the drive level of driving；For inputting program, establishment custom-configures information and observation intelligent appliance work
Make the Trackpad of state：Connect FPGA；The buffer of FPGA is connected, connects the satellite-signal transceiver of buffer.Buffer increases
Strong frequency matching degree, satellite-signal transceiver is auxiliary means of communication, and when ensureing main control module failure, user can directly control
Li-Fi communication modules；User need to only be completed all kinds of programmings by Trackpad and set work, the configuration of individualized intelligent household electrical appliances and field
Scape combines, and has embodied a concentrated reflection of simply, convenient, and comfortably, information exchange and the intelligent residence to communicate are lived.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the operation workflow figure of Li-Fi communication modules of the present invention；
Fig. 3 schemes for present invention specific implementation；
In figure：FPGA- field programmable gate arrays, SDIO- secure digital input/output interfaces, SDU- spectrographic detection units
SPECTRAL DETECTION UNIT, LFAP-Li-Fi accessing points Li-Fi ACCESS POINT.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
The present invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 be the present invention structure diagram, a kind of communication device based on Li-Fi wireless telecommunications intelligent domestic systems,
Including file server FS：It is stored with the basic configuration information of intelligent appliance；Li-Fi communication modules LFCM：Including pre- place
Manage unit PPU, access the basic configuration information in file server FS, carry out Li-Fi transmission format protocols data packing and
Coding, and generate coded data packet；Li-Fi accessing points LFAP：Receive the coded data packet of Li-Fi communication modules LFCM and addressing
Coded data is sent, or feedback encoding data packet gives Li-Fi communication module LFCM, and there is Li-Fi coded data double-direction radios to lead to
The function of news；Node NODE：The coded data packet for uploading intelligent appliance job information gives Li-Fi accessing points LFAP, downloads Li-Fi
The coded data packet of accessing points LFAP carries out coded data friendship to intelligent appliance between Li-Fi accessing points LFAP and intelligent appliance
Mutually.
Fig. 2 is the operation workflow figure of Li-Fi communication modules of the present invention, and Li-Fi accessing points LFAP is to pretreatment unit PPU
Access request is sent, pretreatment unit PPU is by reading the data in file server FS or reading satellite-signal transceiver SST
Information replys request, or is neutralized as interim storage file write-in file server FS and pass through satellite-signal transceiver
SST is uploaded to internet.Unlike other wireless technologys, Li-Fi transmitting procedures are from electromagnetic interference effect（EMIE）Shadow
Ring, its Electro Magnetic Compatibility（EMC）Preferably, from communication bandwidth control, its transmission speed averagely about 10Gbps, also much larger than current
Common Wi-Fi communication modes transmission speed；Preferably, will be complete in the intelligent domestic system with super clear CCD monitoring camera-shootings
Into the transmission of 1080P image informations.
Fig. 3 schemes for present invention specific implementation, and processor P receives the feedback clock of judgement unit JU, control adapter debugging
The compatibility of Li-Fi communication modules LFCM and main control module CMM transport protocols；Processor P reads data, forms data flow, and
Export to Li-Fi communication modules LFCM；Processor P receives the Mbus of judgement unit JU, writes data DATA, is stored as certainly
Define configuration information.Custom-configure the current family individual scene of imformosome to set, after one-off programming, pass through user interface UI
One key calls, easy to use；Multimedia messages embody the information that user needs to send by Li-Fi, are called through processor P
After send, be moved easily the portable equipments such as phone, laptop and quickly accessed in the Li-Fi LANs.
User needs to set individual scene or scene, and assembler, FPGA output correspondence codes are inputted by Trackpad TP
Stream, control laser diode LD sends Li-Fi coded data packets, after the judgement unit JU classification processing of main control module, processor P
Mbus is received, exports corresponding coded sequence（Custom-configure information）, store to data DATA, and communicated to Li-Fi
The pretreatment unit PPU of module, it exports the corresponding data packet, and codec E/DC completes scene codes, visited by Li-Fi
Ask that point LFAP sends coded data packet, regulate and control the electrical parameter of corresponding intelligent appliance, form certain scenarios, it is secondary to use same scene
When, the scene that need to only select the personalized programming of institute to set by mono- keys of user interface UI.
Embodiment 1
The light-detecting device and light emitting devices of Li-Fi accessing points LFAP can select respectively TTL techniques the anti-CCD of list and
The LED light of Li-Fi optical communication technologies, the optional range of wavelengths of LED light is in 850nm, 1310nm, 1490nm, CW- DM,
1550nm, DWDM;The mode of enabling is photoinduction startup, passive photopolymerization initiation, optoacoustic control combination technology, the mechanically integrated mould of photoinduction
Block the and/or optional choice of technology.
Embodiment 2
Pretreatment unit PPU is suitable for following DSP, CPU or GPU, the RISC Architecture of APU, ARM or x86 frameworks, quantum
Or the photon CPU choices of technology.There is technological incorporation in the technology development for making a general survey of microprocessor:Optical communication chip, graphene chip
Invention network Development hardware unknown mutation is occurred, the progress of technology is the reference of selection standard.But be in order at change it is bad
Invention, or cost viewpoint, only from the selection of technical scheme of practicality.
Beneficial effect of the present invention：Signal stabilization, low interference is without crosstalk, and the rate of information throughput is high, and transmission spectrum is not managed
Make and safe and reliable.The above description is merely a specific embodiment, but protection scope of the present invention is not limited to
This, it is any belong to those skilled in the art the invention discloses technical scope in, the change that can readily occur in or replace
Change, should be covered by the protection scope of the present invention.
Claims (4)
- A kind of 1. communication device based on Li-Fi wireless telecommunications intelligent domestic systems, it is characterised in that includingFile server FS：It is stored with the basic configuration information of intelligent appliance；Li-Fi communication modules LFCM：Including pretreatment unit PPU, the basic configuration information in file server FS is accessed, Data packing and the coding of Li-Fi transmission format protocols are carried out, and generates coded data packet；Li-Fi accessing points LFAP：Receive the coded data packet of Li-Fi communication modules LFCM and address transmission coded data packet, or Feedback encoding data packet gives Li-Fi communication module LFCM, has the function of Li-Fi coded data packet bidirectional wireless communications；Node NODE：The coded data packet for uploading intelligent appliance job information gives Li-Fi accessing points LFAP, downloads Li-Fi and accesses The coded data packet of point LFAP carries out coded data packet interaction to intelligent appliance between Li-Fi accessing points LFAP and intelligent appliance；The Li-Fi communication module LFCM, further includePretreatment unit PPU：Input data is converted to the data of Li-Fi transmission format protocols and packs, and/or by Li- Fi transmission format protocol data are converted to output data and are unpacked；Satellite-signal transceiver SST：Connection between pretreatment unit PPU and internet is established by satellite, and is controlled mobile Signal transmission is carried out between terminal MCT and pretreatment unit PPU；Programming interface PI：Order or data stream transmitting are programmed between main control module CMM and pretreatment unit PPU；Codec E/DC：The data packet for receiving pretreatment unit PPU is encoded and is sent to Li-Fi accessing points LFAP, and/ Or the coded data packet of reception Li-Fi accessing points LFAP is decoded and is sent to pretreatment unit PPU.
- 2. a kind of communication device based on Li-Fi wireless telecommunications intelligent domestic systems according to claim 1, its feature exist In, the Li-Fi accessing points LFAP, including light-detecting device and light emitting devices；Further include the microchip for addressing：Control The luminous or extinguishing of light emitting devices processed, and receive the signal of light-detecting device.
- 3. a kind of communication device based on Li-Fi wireless telecommunications intelligent domestic systems according to claim 1 or 2, it is special Sign is that the Li-Fi accessing points LFAP, further include Li-Fi accessing points LFAP_1 to _ N.
- 4. a kind of communication device based on Li-Fi wireless telecommunications intelligent domestic systems according to claim 3, its feature exist In, the node NODE, including the node being respectively in Li-Fi accessing points LFAP_1 to _ N light emitting devices ranges of exposures NODE_1 to _ N.
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| CN105007203B true CN105007203B (en) | 2018-05-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1855856A (en) * | 2005-04-18 | 2006-11-01 | 珠海格力电器股份有限公司 | Household electrical appliance network system |
| CN102158376A (en) * | 2011-01-28 | 2011-08-17 | 田进 | Wireless intelligent home security system and control method thereof |
| CN102882752A (en) * | 2012-10-19 | 2013-01-16 | 天津光宏科技有限公司 | Internet-of-things and android system based intelligent home system and control method |
| CN103105841A (en) * | 2012-12-28 | 2013-05-15 | 方科峰 | Intelligent home furnishing system based on optical communication and intelligent home furnishing system management method |
| KR20140049187A (en) * | 2012-10-16 | 2014-04-25 | 주식회사 디엔에프컨설팅 | Mobile and web-based three-dimensional fluid simulation system and method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9525486B2 (en) * | 2012-11-27 | 2016-12-20 | Extreme Networks, Inc. | Visible light communications personal area network controller and access point systems and methods |
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- 2015-07-03 CN CN201510383984.0A patent/CN105007203B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1855856A (en) * | 2005-04-18 | 2006-11-01 | 珠海格力电器股份有限公司 | Household electrical appliance network system |
| CN102158376A (en) * | 2011-01-28 | 2011-08-17 | 田进 | Wireless intelligent home security system and control method thereof |
| KR20140049187A (en) * | 2012-10-16 | 2014-04-25 | 주식회사 디엔에프컨설팅 | Mobile and web-based three-dimensional fluid simulation system and method |
| CN102882752A (en) * | 2012-10-19 | 2013-01-16 | 天津光宏科技有限公司 | Internet-of-things and android system based intelligent home system and control method |
| CN103105841A (en) * | 2012-12-28 | 2013-05-15 | 方科峰 | Intelligent home furnishing system based on optical communication and intelligent home furnishing system management method |
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Inventor after: Yang Yuezhang Inventor after: Su Haiwei Inventor after: Lin Shu Inventor after: Wang Min Inventor after: Huang Jianyun Inventor before: Zhou Lun |
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Effective date of registration: 20180403 Address after: 325000 Wenzhou Province, Lucheng District, Hua Yuan Road, No. 29 Applicant after: ZHEJIANG SHIYEHUANJING ART DECORATION ENGINEERING CO., LTD. Address before: 610000 Chengdu province high tech Zone Tianyi street, No. 38, ideal center, building 1408, No. 4, No. Applicant before: CHENGDU HONGYI TIANCHENG TECHNOLOGY CO., LTD. |
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Address after: 325000 Huayuan Road, Lucheng District, Wenzhou, Zhejiang Province, No. 29 Patentee after: Zhejiang vision Construction Group Co.,Ltd. Address before: 325000 Huayuan Road, Lucheng District, Wenzhou, Zhejiang Province, No. 29 Patentee before: ZHEJIANG PERSPECTIVE ENVIRONMENTAL ART DECORATION ENGINEERING Co.,Ltd. |
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