CN106059664A - Remote LBS positioned and navigated automatic curtain control system - Google Patents
Remote LBS positioned and navigated automatic curtain control system Download PDFInfo
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- CN106059664A CN106059664A CN201610385731.1A CN201610385731A CN106059664A CN 106059664 A CN106059664 A CN 106059664A CN 201610385731 A CN201610385731 A CN 201610385731A CN 106059664 A CN106059664 A CN 106059664A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47H—FURNISHINGS FOR WINDOWS OR DOORS
- A47H5/00—Devices for drawing draperies, curtains, or the like
- A47H5/02—Devices for opening and closing curtains
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/005—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 with correlation of navigation data from several sources, e.g. map or contour matching
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/116—Visible light communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/52—Network services specially adapted for the location of the user terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/025—Services making use of location information using location based information parameters
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses a remote LBS positioned and navigated automatic curtain control system. The remote LBS positioned and navigated automatic curtain control system comprises an LED lamp, user equipment, a navigation server, a central processing unit, a field programmable gate array circuit, a receiving antenna, an optical detector, a signal processing circuit, a power supply circuit, an LED lamp and a power supply circuit; the power supply circuit is respectively connected to the central processing unit and the field programmable gate array circuit; a solar cell panel, a voltage stabilizing circuit, a power supply controller and a direct-current power supply circuit are arranged in the power supply circuit; indoor positioning and navigating and services are combined based on an indoor navigation system in visible light communication; a novel network communication technology is used in practical works; the working efficiency is greatly increased; and a visible light communication technology and a power line carrier communication technology are fused in the existing mobile internet.
Description
Technical field
The present invention relates to indoor navigation field, the automatic curtain control system of a kind of long-range LBS location navigation.
Background technology
Solar energy (solar energy), refers to the infrared radiant energy (seeing three kinds of modes that heat energy is propagated) of the sun, mainly
Performance is exactly the sunray often said.It is typically used as generating in the modern times or provides the energy for water heater.From life on earth birth
Since life, the infrared radiant energy existence mainly provided with the sun, and also understand with sun dry part from ancient human, and as system
The method making food, such as salt manufacturing and solarization cured fish etc..In the case of Fossil fuel reduces increasingly, solar energy has become the mankind and has used
The important component part of the energy, and be constantly developed.The utilization of solar energy has photothermal deformation and opto-electronic conversion two ways, too
It is a kind of emerging regenerative resource that sun can generate electricity.Sensu lato solar energy also includes tellurian wind energy, chemical energy, water energy
Deng.
Solar energy is discharged huge nuclear energy by solar interior hydrogen atom generation hydrogen helium fusion and produces, from the sun
Emittance.
The overwhelming majority of necessary for human energy is all directly or indirectly from the sun.Plant discharges oxygen by photosynthesis
Gas, absorbing carbon dioxide, and solar energy is transformed into chemical energy stores in plant.Coal, oil, natural gas etc. are changed
Stone fuel is also to be developed, by the animals and plants being embedded in underground ancient times, the primary energy formed through very long geological epoch.The earth itself
The energy contained is often referred to the energy relevant with the heat energy of earth interior and the energy relevant with nuclear reaction.
Along with smart mobile phone and the development of mobile Internet, the demand of navigation and positioning service is increased by people day by day.But
Being to be limited by conditions such as positioning time, positioning precision and complex indoor environments, GPS and BDStar navigation system are in indoor
All difficult location, reason is that the microwave signal that positioning system constellation is launched is the faintest, and frequency is the highest, i.e. will be along straight-line transmitting
Broadcast, and be difficult to through wall, in the last few years, it is seen that optical communication technique develops rapidly, relative to traditional communication technology (such as bluetooth
And Wi-Fi), its have low energy consumption, two-forty, without remarkable advantages such as electromagnetic interference.
Summary of the invention
The goal of the invention of the present invention is, overcomes the deficiency of art methods, it is provided that a kind of low energy consumption, two-forty, nothing
Electromagnetic interference, and based on visible light communication the energy-conservation indoor navigation system that subscriber equipment is combined with mobile Internet.
For achieving the above object, it is proposed that following technical scheme:
1, the automatic curtain control system of a kind of long-range LBS location navigation, including central processing unit, field programmable gate array electricity
Road, signal modulation control equipment, reception antenna, photo-detector, signal processing circuit, power circuit, LED, subscriber equipment, lead
Boat server, optical key module；
Described intelligence automatic curtain include microcontroller, automatic curtain switch and Optical Receivers, described Optical Receivers from
LED group receives LED communication signal, to obtaining control instruction after described LED communication signal processing, and by described control instruction
Being transported to microcontroller, described microcontroller performs instruction according to what described control instruction generated automatic curtain switch, described oneself
Dynamic Curtain switch is electromagnetic relay, and described electromagnetic relay is connected with the damping device of automatic curtain；
Described automatic curtain includes that core processor module, LED light receive circuit, memory module, key-press module, power protection
With level switch module, relay module；Described relay module includes relay circuit and travel switch, wherein said stroke
Switch is positioned on automatic curtain rail, is connected with the described relay circuit within controller by wire；Core processor leads to
The break-make crossing control relay realizes the selection of power supply wiring point, and described relay module includes 2 relays, passes through relay
Connect or disconnect and realize rotating and reverse of motor, thus realize the opening and closing of curtain；Described 2 relay circuits
Normally-closed contact with 2 travel switches is connected the most respectively；When curtain has fully opened or closes, system can automatically by
Power supply disconnects, the generation of pre-anticollision, and can send position signalling by the normally opened contact of travel switch to controller；Described
LED light receives circuit and receives the LED communication signal of LED illumination lamp group and be converted into control instruction and be transported to core processor；Institute
Stating power protection and include power protection part and level converting section with level switch module, described level converting section is to daily
220 V alternating voltages are converted to 5 V direct voltage outputs by electric main；Described power protection part is one and power supply
The electric fuse of input series connection；Described key-press module includes a free-standing button, is used for realizing system reboot and recovering initial
Arrange.
Described central processing unit connects optical key module, signal modulation control equipment, LED lamp, reception antenna, optical detection
Device, signal processing circuit；Described signal modulating equipment is responsible for modulation and is generated the original signal of telecommunication；Described LED lamp is monochromatic
LED；Described photo-detector is that visible light wave range responds preferable CCD electrooptical device；Described reception antenna is variable multiple
Optical lens；Described signal processing circuit adapts with photo-detector, for the process of video electrical signal, and determines reception
The shape of hot spot, size and average received power；Being atmospheric channel between described searchlight and described reception antenna, light source is sent out
The light gone out is transmitted by atmospheric channel；
Described field programmable gate array, inside includes configurable logic blocks CLB, input/output module IOB and interior
Three parts of portion's line；FPGA utilizes small-sized look-up table (16 × 1RAM) to realize combination logic, and each look-up table is connected to one
The input of individual d type flip flop, trigger drives other logic circuits again or drives I/O, thus constituting and both can realize combination
Logic function can realize again the basic logic unit module of sequential logic function, and these intermodules utilize metal connecting line to interconnect
Or it is connected to I/O module；The logic of FPGA loads programming data by internally static storage cell and realizes, and is stored in
Value in memory cell determines the side of connection between logic function and each module of logical block or between module with I/O
Formula, and finally determine the function achieved by FPGA, FPGA allows unlimited number of programming；To better implement the present invention, energy
Enough meet and make solar energy carry out generating electricity not or still meet when night whole system is powered in illuminance
In use, unnecessary electric energy will be stored in accumulator battery, and occur solar illuminating not or rainy weather or
During night, accumulator battery will carry out releasing electricity, and is delivered in DC power-supply circuit by the output circuit of power-supply controller of electric, centering
Central processor and field programmable gate array are powered, and reach 24 hours round-the-clock to make whole system work.
Further, LED is to be arranged on the luminaire of indoor known location, and each LED lamp uses a little collection
Becoming circuit, can pass through control system of switching on or off electricity, allow it send unique passage of scintillation light, correspondence uniquely encodes information.LED lamp sends
Passage of scintillation light is more than 120Hz, so human eye cannot see this flicker, but mobile phone camera uses Rolling shutter to flutter grasps this
Plant flicker.The light that LED lamp is launched, correspondence uniquely encodes information, and corresponding unique positional information.Coding information and
In the navigation server that the mapping table of positional information is stored in.Key to be sent is that TTL level signal, i.e.+5V represent
High level " 1 ", 0V represents low level " 0 "；Described LED drive module includes PNP type paster audion S8550 and is correlated with
Peripheral components, for realizing the signal of telecommunication conversion to optical signal；
The device of described one one-to-many of optical key module；Optical key is one based on single-chip microcomputer STC12C2052AD design
Transmitting terminal.
Further, navigation server storage LED coding and the corresponding informance of position, cartographic information etc..Server is strong
Big computing capability can assist user's handheld device to carry out correlation computations.Such as, the calculating of indoor positioning relates to bigger meter
Calculation amount, the calculating of this part can be put in server, and user's handheld device has only to receive last result.
Further, after first being inputted target resource by subscriber equipment (such as mobile phone) is middle, handheld device photographic head is used to clap
Take the photograph LED lamp；Then, LED is decoded by the application program in handheld device, obtains the coding information of correspondence；It follows that
Handheld device is attached with navigation server by wireless network, the relation table in enquiry navigation server, obtains LED
Position；Finally, the application program on server uses indoor positioning algorithms to obtain the positional information of handheld device, and returns to hands
Holding equipment, in conjunction with the map in handheld device, it would be desirable to navigation information be shown in user device screen.
This beneficial effect of the invention:
Method and the technology such as application artificial taste intelligent system, knowledge engineering, pattern recognition, artificial neural network, carry out intelligence
Change, integrated, concert rationality, the computer management system of a new generation that designs and realize.Described automatic curtain includes core processing
Device module, LED light receive circuit, memory module, key-press module, power protection and level switch module, relay module；
Described relay module includes that relay circuit and travel switch, wherein said travel switch are positioned on automatic curtain rail, logical
Cross wire to be connected with the described relay circuit within controller；Core processor realizes power supply by the break-make controlling relay
The selection of wiring point, described relay module includes 2 relays, is just realizing motor by connecting or disconnecting of relay
Turn and reversion, thus realize the opening and closing of curtain；Described 2 relay circuits normally closed with 2 travel switches the most respectively
Contact series；When curtain has fully opened or closes, power supply can be disconnected by system automatically, the generation of pre-anticollision, and
Position signalling can be sent to controller by the normally opened contact of travel switch；Described LED light receives circuit and receives LED illumination lamp group
LED communication signal and be converted into control instruction and be transported to core processor；Described power protection includes with level switch module
Power protection part and level converting section, 220 V alternating voltages are turned by described level converting section by daily electric main
It is changed to 5 V direct voltage outputs；Described power protection part is an electric fuse connected with power input；Described button
Module includes a free-standing button, is used for realizing system reboot and recovering initial setting up.WIFI, easily by electromagnetic interference, passes
Defeated direction is uncontrollable, and password is easily trapped.But visible light communication is a kind of point-to-point transmission mode, has confidentiality
Good advantage.When the various kinds of sensors (Smoke Sensor, temperature sensor) being connected in VISIBLE LIGHT EMISSION module finds disaster
During appearance, alarm signal can be sent to the core control circuit of this module immediately.Core control circuit sends alarm signal immediately
In ethernet communication module, issued the user with warning information by the Internet simultaneously.This automatic curtain should be able to be by cut-offfing electricity
Source, controls the power supply of electrical equipment on socket, or the frame control that says the word the port of electrical equipment, the household electrical appliances of control include air-conditioning,
Electric cooker, automatic curtain etc..Automatic curtain communicates with core control circuit, transfers data to master controller or response
The order of master controller, it is ensured that the normal work of intelligent domestic system.Automatic curtain effectively communicates with master controller composition
Network, fast and stable is answered in communication.
Described automatic curtain includes that core processor module, LED light receive circuit, memory module, key-press module, electricity
Source protection and level switch module, relay module；Described relay module includes relay circuit and travel switch, Qi Zhongsuo
State travel switch to be positioned on automatic curtain rail, be connected with the described relay circuit within controller by wire；At core
Reason device realizes the selection of power supply wiring point by the break-make controlling relay, and described relay module includes 2 relays, passes through
Connecting or disconnecting of relay realizes rotating and reverse of motor, thus realizes the opening and closing of curtain；Described 2 relays
Device loop normally-closed contact with 2 travel switches the most respectively is connected；When curtain has fully opened or closes, system can
Automatically power supply is disconnected, the generation of pre-anticollision, and position signalling can be sent by the normally opened contact of travel switch to controller；
Described LED light receives circuit and receives the LED communication signal of LED illumination lamp group and be converted into control instruction and be transported to core processing
Device；Described power protection and level switch module include power protection part and level converting section, described level converting section
220 V alternating voltages are converted to 5 V direct voltage outputs by daily electric main；Described power protection part is one
The electric fuse connected with power input；Described key-press module includes a free-standing button, is used for realizing system reboot and extensive
Multiple initial setting up.Optical key and intelligent mobile terminal combine, and android system can well be used to develop mobile phone A AP light
Key software, android system is the operating system increased income based on Linux, is mainly used in mobile terminal (hands
Machine and flat board) in.Android system is compared with other system platform, has the biggest advantage.Its topmost embodiment of advantage
Opening at it.Android system is the system increased income completely, and all of fan and manufacturer can participate in
The exploitation of Android system, this just development for Android system laid fine basis.Android system is
Through becoming the system that whole world installation amount first is big.Another big advantage of Android system is namely based on the flat of Google
Platform, the service product such as the map of Google, search, mailbox, it is possible to seamless is applied in Andriod system.
Described field programmable gate array, inside includes configurable logic blocks CLB, input/output module IOB
With three parts of interconnector；FPGA utilizes small-sized look-up table (16 × 1RAM) to realize combination logic, and each look-up table connects
To the input of a d type flip flop, trigger drives other logic circuits again or drives I/O, thus constitutes and both can realize
Combination logic function can realize again the basic logic unit module of sequential logic function, and these intermodules utilize metal connecting line mutual
It is coupled or attached to I/O module；The logic of FPGA loads programming data by internally static storage cell and realizes, and deposits
Storage value in a memory cell determines coupling between logic function and each module of logical block or between module with I/O
Mode, and finally determine the function achieved by FPGA, FPGA allows unlimited number of programming；To better implement the present invention,
Disclosure satisfy that and make solar energy carry out generating electricity not or still meet when night whole system is powered in illuminance.
Described humidity collection sensor is SHT21 sensor, the most not in needs temperature sensor；This sensor can be right
The temperature and humidity of environment is monitored, humidity precision ± 2% (relative humidity 20%～80%), temperature accuracy ± 0.3 DEG C (environment
Temperature 25～42 DEG C).Sensor, through demarcating, had both been provided that I2C digital interface, was also provided that PWM simulates output mode.Because
Digital communication can be substantially reduced power consumption, and in normal operation, power consumption can be within 3 μ W, in the situation extending measurement interval
Under, power consumption also can reduce further.During using SHT21, A/D circuit is digitized signal conversion.In addition,
The resolution of SHT21 can also carry out the change of 8/12bit to 12/14bit by instruction, it is simple to detection state of charge, simultaneously
Output verification and, be favorably improved the reliability of communication.
Described microcontroller is to use single-chip microcomputer, and its CPU was made up of controller and arithmetical unit, is substantially carried out computing and refers to
Order identifies.Memorizer is the erasable flash memory of 8K, and working power is+5V.The inverting amplifier of agitator, stone is had inside it
English crystal and ceramic resonator collectively form self-excited oscillator.Pin is simple and reliable, powerful, easy to use, and has
Low power idle and power-down mode.
Described temperature sensor is DS18B20 sensor, and DS18B20 sensor has a line interface, uses simple side
Just, in actual use without outer member, directly utilize data/address bus and power, measure temperature range bigger.Therefore, make
Relatively wide by scope, purposes is bigger.
In use, unnecessary electric energy will be stored in accumulator battery, and occur that solar illuminating is inadequate or overcast and rainy
When gas or night, accumulator battery will carry out releasing electricity, and is delivered in DC power-supply circuit by the output circuit of power-supply controller of electric,
Central processing unit and field programmable gate array are powered, reach 24 hours round-the-clock to make whole system work.
The indoor navigation system based on visible light communication of the present invention, combines indoor positioning navigation and service, is led to by network
News new technique apply to well in the middle of real work, have simultaneously low energy consumption, two-forty, without remarkable advantages such as electromagnetic interference.
Visible light communication is embedded in indoor navigation service, has promoted development and the application of visible light communication, has had huge market
Prospect.Remote visible light communication system, have employed OOK modulation system at transmitting terminal, and OOK bandwidth demand is low, and hardware is real
The simplest, have only to the method by directly detection when decoding, determined the letter received by the presence or absence judging light
During breath 0 or 1；Make transmitting terminal cost reasonable；At receiving terminal, CCD is used to use high frame as photo-detector, hardware device
Frequently (more than 100fps), high sensitivity, high-responsivity CCD camera；Camera shoots with frame frequency identical with light source, and
Design software carries out collection and the process of data to CCD camera, the rule of modulated signal is presented, obtains corresponding ash
Angle value, thus complete the transmittance process of information, it is achieved the reception of character string.Select CCD as photo-detector, its sensitivity and
Responsiveness is more much higher than traditional PIN photodiode.It in contrast to conventional photodiode, use CCD camera to make
The position of light source can clearly indicate out in the picture, so, as long as can interpolate that out the position of signal, can make in the future
Use multiple light source, within the ability to accept of receiving terminal, increase exponentially transfer rate.And CCD is as photo-detector also
Can be simultaneously used in the middle of APT communication system.
Visible light communication is organically combined by the indoor positioning technologies of visible light communication with wireless location technology, plays respective
Excellent length, the most both can provide preferable precision and response speed, can cover wider scope, it is achieved seamless, fixed accurately
Position.Indoor positioning no electromagnetic pollution based on visible ray, disposes easily, had both met lighting requirement, and reduced again power consumption and cost.
Low in energy consumption, modulation and demodulation algorithm is simple, low cost, and volume is little, it is not necessary to redeploy lamp source, only need to be a low cost
LED is installed on original lamp socket to realize location, meets the requirement of extensibility and robustness.
Accompanying drawing explanation
Fig. 1 is the workflow diagram of the indoor navigation system based on visible light communication of the present invention；
Fig. 2 is the structure chart of indoor navigation system based on visible light communication.
Detailed description of the invention
Below in conjunction with the accompanying drawings the automatic curtain control system of a kind of long-range LBS location navigation of the present invention is made the most in detail
Describe to the greatest extent:
2 as it is shown in figure 1, the automatic curtain control system of a kind of long-range LBS location navigation, and including central processing unit, scene can
Programming gate-array circuit, signal modulation control equipment, reception antenna, photo-detector, signal processing circuit, power circuit, LED
Lamp, subscriber equipment, navigation server, optical key module；
Described automatic curtain includes that core processor module, LED light receive circuit, memory module, key-press module, power protection
With level switch module, relay module；Described relay module includes relay circuit and travel switch, wherein said stroke
Switch is positioned on automatic curtain rail, is connected with the described relay circuit within controller by wire；Core processor leads to
The break-make crossing control relay realizes the selection of power supply wiring point, and described relay module includes 2 relays, passes through relay
Connect or disconnect and realize rotating and reverse of motor, thus realize the opening and closing of curtain；Described 2 relay circuits
Normally-closed contact with 2 travel switches is connected the most respectively；When curtain has fully opened or closes, system can automatically by
Power supply disconnects, the generation of pre-anticollision, and can send position signalling by the normally opened contact of travel switch to controller；Described
LED light receives circuit and receives the LED communication signal of LED illumination lamp group and be converted into control instruction and be transported to core processor；Institute
Stating power protection and include power protection part and level converting section with level switch module, described level converting section is to daily
220 V alternating voltages are converted to 5 V direct voltage outputs by electric main；Described power protection part is one and power supply
The electric fuse of input series connection；Described key-press module includes a free-standing button, is used for realizing system reboot and recovering initial
Arrange.
Described central processing unit connects optical key module, signal modulation control equipment, LED lamp, reception antenna, optical detection
Device, signal processing circuit；Described signal modulating equipment is responsible for modulation and is generated the original signal of telecommunication；Described LED lamp is monochromatic
LED；Described photo-detector is that visible light wave range responds preferable CCD electrooptical device；Described reception antenna is variable multiple
Optical lens；Described signal processing circuit adapts with photo-detector, for the process of video electrical signal, and determines reception
The shape of hot spot, size and average received power；Being atmospheric channel between described searchlight and described reception antenna, light source is sent out
The light gone out is transmitted by atmospheric channel；
Described LED is to be arranged on the luminaire of indoor known location, and each LED lamp uses a little integrated electricity
Road, can pass through control system of switching on or off electricity, allow it send unique passage of scintillation light, and correspondence uniquely encodes information.The flicker that LED lamp sends
Light is more than 120Hz, so human eye cannot see this flicker, but mobile phone camera uses Rolling shutter to flutter grasps this sudden strain of a muscle
Bright.The light that LED lamp is launched, correspondence uniquely encodes information, and corresponding unique positional information.Coding information and position
In the navigation server that the mapping table of information is stored in.Key to be sent is that TTL level signal, i.e.+5V represent high electricity
Flat " 1 ", 0V represents low level " 0 "；Described LED drive module includes PNP type paster audion S8550 and related peripheral thereof
Device, for realizing the signal of telecommunication conversion to optical signal；
The device of described one one-to-many of optical key module；Optical key is one based on single-chip microcomputer STC12C2052AD design
Transmitting terminal.
Described field programmable gate array, inside includes configurable logic blocks CLB, input/output module IOB
With three parts of interconnector；FPGA utilizes small-sized look-up table (16 × 1RAM) to realize combination logic, and each look-up table connects
To the input of a d type flip flop, trigger drives other logic circuits again or drives I/O, thus constitutes and both can realize
Combination logic function can realize again the basic logic unit module of sequential logic function, and these intermodules utilize metal connecting line mutual
It is coupled or attached to I/O module；The logic of FPGA loads programming data by internally static storage cell and realizes, and deposits
Storage value in a memory cell determines coupling between logic function and each module of logical block or between module with I/O
Mode, and finally determine the function achieved by FPGA, FPGA allows unlimited number of programming；To better implement the present invention,
Disclosure satisfy that and make solar energy carry out generating electricity not or still meet when night whole system is powered in illuminance.
In use, unnecessary electric energy will be stored in accumulator battery, and occur that solar illuminating is inadequate or overcast and rainy
When gas or night, accumulator battery will carry out releasing electricity, and is delivered in DC power-supply circuit by the output circuit of power-supply controller of electric,
Central processing unit and field programmable gate array are powered, reach 24 hours round-the-clock to make whole system work.
Described navigation server storage LED coding and the corresponding informance of position, cartographic information etc..The calculating that server is powerful
Ability can assist user's handheld device to carry out correlation computations.Such as, the calculating of indoor positioning relates to bigger amount of calculation, this portion
The calculating divided can be put in server, and user's handheld device has only to receive last result.
In described subscriber equipment (such as mobile phone) after input target resource, use handheld device photographic head shooting LED lamp；So
After, LED is decoded by the application program in handheld device, obtains the coding information of correspondence；It follows that handheld device is passed through
Wireless network is attached with navigation server, the relation table in enquiry navigation server, obtains LED position；Finally, clothes
Application program on business device uses indoor positioning algorithms to obtain the positional information of handheld device, and returns to handheld device, in conjunction with
Map in handheld device, it would be desirable to navigation information be shown in user device screen.
Described remote visible light communication system specifically includes:
Manipulator, needs modulates baseband signals to light carrier for visible light communication transmitting terminal, and the effect of manipulator is exactly
Such as OOK modulation, PPM modulation etc., information is first modulated into the signal of telecommunication according to different modulation systems.On manipulator hardware
51 conventional single-chip microcomputer series can be used, in order to reach the requirement of higher speed and precision, it is also possible to select FPGA
Deng.
LED drives, and is used for converting electrical signals to optical signal.LED drives module to be used for driving LED light source
Dynamic function, is converted into optical signal by the signal of telecommunication being adjusted to simultaneously and is loaded on LED light source.Such as 51 single-chip microcomputers, it triggers
Mode is that TTL triggers, and completes to drive LED light source.
LED, is the discharger of visible light communication system, in order to meet the demand of communication system, should select merit as far as possible
Rate is big, beam divergence angle is little, white light LEDs light source.Additionally, select array format LED light source can increase luminous power, and to beam spreading
Angle commonly reaches 4 degree.
LED controller, is used for controlling the equipment of light source and camera, completes miscellaneous function.
Atmospheric channel, the flashlight being adjusted to is launched, is transmitted by atmospheric channel by light source, will be subject in transmitting procedure
Impact to atmospheric channel.
Camera lens, camera lens is i.e. reception antenna, mainly completes the seizure receive capabilities of optical signal, and camera lens can enter
Row zoom, changes field of view of receiver angle, and can zoom in or out target.For the ease of cooperating with CCD camera, it is configured with
Motorized zoom lens and encoder, it is possible to achieve computer controls autozoom.
CCD camera, CCD is sensitive component, mainly converts optical signal into signal of telecommunication reimaging.
CCD camera needs to mate the speed of light source, and CCD camera can complete high frame frequency collection.CCD camera passes through
Gigabit Ethernet is connected on computer, and is completed collection and the process of view data by program.
Imaging process, for the modulated optical signal received is received imaging, analyzes its gray-level light intensity, solves
Recalling raw information, the information that completes receives.
As in figure 2 it is shown, indoor navigation system workflow based on visible light communication is user inputs needs on mobile phone screen
Target data, by inquiry server in map, obtain the more specific location information of target resource, as navigation purpose ground.
Further, user uses several LED lamps that handheld device shooting is nearest, and photographic head uses Rolling shutter to obtain these LED
The flicker information of lamp, and use image processing techniques, the flicker information photographed can be solved by handheld device or server
Code, obtains the coding information of correspondence.Further, in the application program of server end coding site correspondence table on the server
Make a look up, obtain the positional information of these LED lamps.Further, navigation server is based on several LED being taken
The positional information of lamp, and they image-forming informations in handheld device photographic head, use location sides based on multiple LED lamps
Method, obtains position and the information of shooting angles of handheld device, as starting point and the direction of navigation.Further, navigation server
Using path finding algorithm, obtain the navigation information from starting point to destination, these information will be sent to the hand-held of user
On equipment, in conjunction with the acceleration transducer in handheld device, provide the user navigation Service.
Above in conjunction with accompanying drawing, embodiments of the invention are described, but the invention is not limited in above-mentioned concrete
Embodiment, above-mentioned detailed description of the invention is only schematic rather than restrictive, those of ordinary skill in the art
Under the enlightenment of the present invention, in the case of without departing from present inventive concept and scope of the claimed protection, it may also be made that a lot
Form, within these belong to the protection of the present invention.
Claims (6)
1. the automatic curtain control system of a long-range LBS location navigation, it is characterised in that include that automatic curtain, central authorities process
Device, field programmable gate array, signal modulation control equipment, reception antenna, photo-detector, signal processing circuit, power supply
Circuit, LED, subscriber equipment, navigation server, optical key module；
Described automatic curtain includes that core processor module, LED light receive circuit, memory module, key-press module, power supply guarantor
Protect and level switch module, relay module；Described relay module includes relay circuit and travel switch, wherein said row
Cheng Kaiguan is positioned on automatic curtain rail, is connected with the described relay circuit within controller by wire；Core processor
Realized the selection of power supply wiring point by the break-make controlling relay, described relay module includes 2 relays, passes through relay
Connecting or disconnecting of device realizes rotating and reverse of motor, thus realizes the opening and closing of curtain；Described 2 relays return
Road normally-closed contact with 2 travel switches the most respectively is connected；When curtain has fully opened or closes, system can be automatic
Power supply is disconnected, the generation of pre-anticollision, and position signalling can be sent by the normally opened contact of travel switch to controller；Described
LED light receives circuit and receives the LED communication signal of LED illumination lamp group and be converted into control instruction and be transported to core processor；Institute
Stating power protection and include power protection part and level converting section with level switch module, described level converting section is to daily
220 V alternating voltages are converted to 5 V direct voltage outputs by electric main；Described power protection part is one and power supply
The electric fuse of input series connection；Described key-press module includes a free-standing button, is used for realizing system reboot and recovering initial
Arrange.
2. described in central processing unit connect optical key module, signal modulation control equipment, LED lamp, reception antenna, photo-detector,
Signal processing circuit；Described signal modulating equipment is responsible for modulation and is generated the original signal of telecommunication；Described LED lamp is monochromatic LED；
Described photo-detector is that visible light wave range responds preferable CCD electrooptical device；Described reception antenna is the light of variable multiple
Learn camera lens；Described signal processing circuit adapts with photo-detector, for the process of video electrical signal, and determines light spot received
Shape, size and average received power；Being atmospheric channel between described searchlight and described reception antenna, light source sends
Light is transmitted by atmospheric channel；
Being provided with intelligent mobile terminal in described optical key module, based on intelligent mobile terminal operating system, design is based on virtual
The key of serial ports sends the software module of intelligent mobile terminal, sends out key by the software module of intelligent mobile terminal and believes
Breath, key information is exported by the min-USB mouth of intelligent mobile terminal；The key information exported, based on intelligent mobile terminal
OTG function, in external drive module loading to LED, completes the transmission of key information by LED；Described power supply electricity
Road connects central processing unit and field programmable gate array respectively；Be provided with in described power circuit solar panel,
Mu balanced circuit, power-supply controller of electric and DC power-supply circuit；Wherein, described LED by light signal and navigation server even
Connecing, the light that described LED lamp sends, correspondence uniquely encodes information, and corresponding unique positional information.
3. navigation server storage LED coding and the corresponding informance of position, cartographic information described in.
4. according to the automatic curtain control system of a kind of long-range LBS location navigation described in claim 1, it is characterised in that described
Remote visible light communication system equipment mainly includes transmitting terminal and receiving terminal；Transmitting terminal can use the modulation methods such as OOK, PPM
Formula, the optical signal modulated is launched with the rule of high speed, light and shade change, is used high-power low beam divergence angle array by light source
LED is as light source, owing to modulation rate is in 100 bit magnitudes, single-chip microcomputer can be used to coordinate C++ software programming to carry out sending out
Penetrate the design of hardware and software of end, it is achieved the transmission of character string；Receiving terminal, uses CCD to use height as photo-detector, hardware device
More than frame frequency 100fps, high sensitivity, high-responsivity CCD camera；Camera shoots with frame frequency identical with light source, and
Design software carries out collection and the process of data to CCD camera, the rule of modulated signal is presented, obtains corresponding ash
Angle value, thus complete the transmittance process of information, it is achieved the reception of character string；Described charging socket is arranged at the side of door close；
Described field programmable gate array, inside includes configurable logic blocks CLB, input/output module IOB and interior
Three parts of portion's line；FPGA utilizes small-sized look-up table (16 × 1RAM) to realize combination logic, and each look-up table is connected to one
The input of individual d type flip flop, trigger drives other logic circuits again or drives I/O, thus constituting and both can realize combination
Logic function can realize again the basic logic unit module of sequential logic function, and these intermodules utilize metal connecting line to interconnect
Or it is connected to I/O module；The logic of FPGA loads programming data by internally static storage cell and realizes, and is stored in
Value in memory cell determines the side of connection between logic function and each module of logical block or between module with I/O
Formula, and finally determine the function achieved by FPGA, FPGA allows unlimited number of programming.
5. according to the automatic curtain control system of a kind of long-range LBS location navigation described in claim 1, it is characterised in that described
Subscriber equipment can use photographic head to shoot LED lamp, and have application program and be decoded LED, obtains correspondence
Coding information, is attached with navigation server by wireless network, obtains navigation information；Key to be sent is TTL level
Signal, i.e.+5V represent high level " 1 ", and 0V represents low level " 0 "；Described LED drive module includes PNP type paster audion
S8550 and related peripheral device thereof, for realizing the signal of telecommunication conversion to optical signal；One one-to-many of described optical key module
Device；Optical key is a kind of transmitting terminal based on single-chip microcomputer STC12C2052AD design.
6. according to the automatic curtain control system of a kind of long-range LBS location navigation described in claim 1, it is characterised in that navigation
Server storage LED coding and the corresponding informance of position, cartographic information, described navigation server is based on indoor positioning
Calculate；After subscriber equipment inputs target resource, use handheld device photographic head shooting LED lamp；Then, answering in handheld device
By program, LED is decoded, obtains the coding information of correspondence；Handheld device is carried out with navigation server by wireless network
Connect, the relation table in enquiry navigation server, obtain LED position；Application program on server uses indoor positioning to calculate
Method obtains the positional information of handheld device, and returns to handheld device, in conjunction with the map in handheld device, it would be desirable to navigation letter
Breath is shown in user device screen.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610385731.1A CN106059664A (en) | 2016-06-03 | 2016-06-03 | Remote LBS positioned and navigated automatic curtain control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610385731.1A CN106059664A (en) | 2016-06-03 | 2016-06-03 | Remote LBS positioned and navigated automatic curtain control system |
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| CN106059664A true CN106059664A (en) | 2016-10-26 |
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| CN201610385731.1A Pending CN106059664A (en) | 2016-06-03 | 2016-06-03 | Remote LBS positioned and navigated automatic curtain control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092087A (en) * | 2016-06-13 | 2016-11-09 | 苏州迈奇杰智能技术有限公司 | The household navigator that the light-operated mobile terminal of a kind of photovoltaic controls |
| CN107399268A (en) * | 2016-04-15 | 2017-11-28 | 福特环球技术公司 | Luminescence generated by light lamp for vehicle shines device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201094523Y (en) * | 2007-06-14 | 2008-08-06 | 李峰 | Electric curtain |
| KR20120001658A (en) * | 2010-06-28 | 2012-01-04 | 한국전자통신연구원 | Apparatus and method for transmitting and receiving data |
| CN105634604A (en) * | 2016-03-21 | 2016-06-01 | 文成县刀锋科技有限公司 | Long-distance photon LIFI energy-saving communication system |
| CN105698798A (en) * | 2016-03-21 | 2016-06-22 | 文成县刀锋科技有限公司 | Household navigation system of energy-saving LIFI (Light Fidelity) communication |
-
2016
- 2016-06-03 CN CN201610385731.1A patent/CN106059664A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201094523Y (en) * | 2007-06-14 | 2008-08-06 | 李峰 | Electric curtain |
| KR20120001658A (en) * | 2010-06-28 | 2012-01-04 | 한국전자통신연구원 | Apparatus and method for transmitting and receiving data |
| CN105634604A (en) * | 2016-03-21 | 2016-06-01 | 文成县刀锋科技有限公司 | Long-distance photon LIFI energy-saving communication system |
| CN105698798A (en) * | 2016-03-21 | 2016-06-22 | 文成县刀锋科技有限公司 | Household navigation system of energy-saving LIFI (Light Fidelity) communication |
Non-Patent Citations (1)
| Title |
|---|
| 吴波: "基于可见光通信的无线门禁系统设计与实现", 《中国优秀硕士学位论文全文数据库工程科技II辑》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107399268A (en) * | 2016-04-15 | 2017-11-28 | 福特环球技术公司 | Luminescence generated by light lamp for vehicle shines device |
| CN107399268B (en) * | 2016-04-15 | 2022-04-22 | 福特环球技术公司 | Photoluminescent lighting device for vehicle |
| CN106092087A (en) * | 2016-06-13 | 2016-11-09 | 苏州迈奇杰智能技术有限公司 | The household navigator that the light-operated mobile terminal of a kind of photovoltaic controls |
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Application publication date: 20161026 |