CN106092087A - The household navigator that the light-operated mobile terminal of a kind of photovoltaic controls - Google Patents
The household navigator that the light-operated mobile terminal of a kind of photovoltaic controls Download PDFInfo
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- CN106092087A CN106092087A CN201610412989.6A CN201610412989A CN106092087A CN 106092087 A CN106092087 A CN 106092087A CN 201610412989 A CN201610412989 A CN 201610412989A CN 106092087 A CN106092087 A CN 106092087A
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- 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
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Automation & Control Theory (AREA)
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- General Physics & Mathematics (AREA)
- Optical Communication System (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses the household navigator that the light-operated mobile terminal of a kind of photovoltaic controls, including LED, subscriber equipment, navigation server, central processing unit, field programmable gate array, power circuit；Described power circuit connects central processing unit and field programmable gate array respectively；Solar panel, mu balanced circuit, power-supply controller of electric and DC power-supply circuit it is provided with in described power circuit, indoor positioning navigation and service are combined by described indoor navigation system based on visible light communication, in the middle of network communication application of new technology to real work, it is greatly enhanced work efficiency, it will be seen that optical communication technique, power-line carrier communication merge existing mobile internet.
Description
Technical field
The present invention relates to indoor navigation field, the household navigator that the light-operated mobile terminal of a kind of photovoltaic controls.
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:
The household navigator that the light-operated mobile terminal of a kind of photovoltaic controls, including LED, subscriber equipment, navigation server, centre
Reason device, field programmable gate array, power circuit, optical key module；Described central processing unit connects optical key module, institute
It is provided with intelligent mobile terminal in stating optical key module, based on intelligent mobile terminal operating system, designs based on virtual serial port
Key sends the software module of intelligent mobile terminal, sends out key information, key by the software module of intelligent mobile terminal
Information is exported by the min-USB mouth of intelligent mobile terminal；The key information exported, based on intelligent mobile terminal OTG merit
Can, in external drive module loading to LED, completed the transmission of key information by LED；Described power circuit is respectively
Connect central processing unit and field programmable gate array；Solar panel, voltage stabilizing electricity it is provided with in described power circuit
Road, power-supply controller of electric and DC power-supply circuit, wherein, LED by light signal with navigation server be connected, described LED
The light that lamp sends, correspondence uniquely encodes information, and corresponding unique positional information.Navigation server storage LED coding
With the corresponding informance of position, cartographic information etc..
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 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.WIFI easily by electromagnetic interference, transmission
Direction is uncontrollable, and password is easily trapped.But visible light communication is a kind of point-to-point transmission mode, has good confidentiality
Advantage.
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, be mainly used in mobile terminal (mobile phone and
Flat board) in.Android system is compared with other system platform, has the biggest advantage.Its advantage is topmost is embodied in it
Opening.Android system is the system increased income completely, and all of fan and manufacturer can participate in Android
The exploitation of system, this just development for Android system laid fine basis.Android system has become as
The system that whole world installation amount first is big.Another big advantage of Android system is namely based on the platform of Google, and Google is public
The service products such as the map of department, 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
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.
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.
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.Therefore, based on can
See that the indoor navigation system of optic communication has huge market economy benefit.
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
The household navigator controlled the light-operated mobile terminal of a kind of photovoltaic of the present invention below in conjunction with the accompanying drawings is made the most in detail
Describe to the greatest extent:
As it is shown in figure 1, the household navigator that the light-operated mobile terminal of a kind of photovoltaic controls, including LED, subscriber equipment, navigation clothes
Business device, central processing unit, field programmable gate array, power circuit, optical key module；Described central processing unit connects light
Key module, is provided with intelligent mobile terminal in described optical key module, based on intelligent mobile terminal operating system, design based on
The key of virtual serial port sends the software module of intelligent mobile terminal, sends out key by the software module of intelligent mobile terminal
Information, key information is exported by the min-USB mouth of intelligent mobile terminal；The key information exported, based on intelligent mobile eventually
End OTG function, in external drive module loading to LED, completes the transmission of key information by LED；Described power supply
Circuit connects central processing unit and field programmable gate array respectively；It is provided with solaode in described power circuit
Plate, mu balanced circuit, power-supply controller of electric and DC power-supply circuit, wherein, LED by light signal and navigation server even
Connecing, the light that LED lamp sends, correspondence uniquely encodes information, and corresponding unique positional information.Navigation server stores
LED coding and the corresponding informance of position, cartographic information etc..
Described 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.
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.
As in figure 2 it is shown, indoor navigation system workflow based on visible light communication is that user inputs on mobile phone screen
The target data needed, by the map in inquiry server, obtains 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
The flicker information of LED lamp, and use image processing techniques, the flicker information photographed can be entered by handheld device or server
Row decoding, obtains the coding information of correspondence.Further, the application program of server end coding site on the server is corresponding
Table makes a look up, obtains the positional information of these LED lamps.Further, navigation server based on be taken several
The positional information of LED lamp, and they image-forming informations in handheld device photographic head, use and based on multiple LED lamp determine
Method for position, obtains position and the information of shooting angles of handheld device, as starting point and the direction of navigation.Further, navigation clothes
Business device uses path finding algorithm, obtains the navigation information from starting point to destination, and these information will be sent to user's
In handheld device, 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 (5)
1. the household navigator that the light-operated mobile terminal of photovoltaic controls, it is characterised in that include that central processing unit, scene can be compiled
Journey gate-array circuit, power circuit, LED, subscriber equipment, navigation server, optical key module；Described central processing unit connects
Optical key module, is provided with intelligent mobile terminal in described optical key module, based on intelligent mobile terminal operating system, designs base
Key in virtual serial port sends the software module of intelligent mobile terminal, sends out secret by the software module of intelligent mobile terminal
Key information, 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 electricity
Source circuit connects central processing unit and field programmable gate array respectively；It is provided with solaode in described power circuit
Plate, mu balanced circuit, power-supply controller of electric and DC power-supply circuit；Wherein, described LED by light signal and navigation server
Connecting, the light that described LED lamp sends, correspondence uniquely encodes information, and corresponding unique positional information.
2. navigation server storage LED coding and the corresponding informance of position, cartographic information described in.
3. the household navigator controlled according to the light-operated mobile terminal of a kind of photovoltaic described in claim 1, it is characterised in that described
Field programmable gate array, inside includes configurable logic blocks CLB, input/output module IOB and interconnector three
Part；FPGA utilizes small-sized look-up table (16 × 1RAM) to realize combination logic, and each look-up table is connected to a d type flip flop
Input, trigger drives other logic circuits again or drives I/O, thus constituting and not only can realize combination logic function but also can
Realizing the basic logic unit module of sequential logic function, these intermodules utilize metal connecting line interconnect or be connected to I/O
Module；The logic of FPGA loads programming data by internally static storage cell and realizes, and is stored in memory cell
In value determine the connecting mode between logic function and each module of logical block or between module and I/O, and finally determine
Having determined the function achieved by FPGA, FPGA allows unlimited number of programming.
4. the household navigator controlled according to the light-operated mobile terminal of a kind of photovoltaic described in claim 1, it is characterised in that described use
Family equipment can use photographic head to shoot LED lamp, and have application program and be decoded LED, obtains the volume of correspondence
Code information, is attached with navigation server by wireless network, obtains navigation information；Key to be sent is TTL level letter
Number, i.e.+5V represents 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.
5. the household navigator controlled according to the light-operated mobile terminal of a kind of photovoltaic described in claim 1, it is characterised in that navigation clothes
Business device storage LED coding and the corresponding informance of position, cartographic information, described navigation server is for the calculating of indoor positioning；
After subscriber equipment inputs target resource, use handheld device photographic head shooting LED lamp；Then, the application in handheld device
LED is decoded by program, obtains the coding information of correspondence；Handheld device is carried out even by wireless network and navigation server
Connect, the relation table in enquiry navigation server, obtain LED position；Application program on server uses indoor positioning algorithms
Obtain the positional information of handheld device, and return to handheld device, in conjunction with the map in handheld device, it would be desirable to navigation information
It is shown in user device screen.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610412989.6A CN106092087A (en) | 2016-06-13 | 2016-06-13 | The household navigator that the light-operated mobile terminal of a kind of photovoltaic controls |
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| CN201610412989.6A CN106092087A (en) | 2016-06-13 | 2016-06-13 | The household navigator that the light-operated mobile terminal of a kind of photovoltaic controls |
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