CN208820548U - It is a kind of to control the device to charge with LIFI - Google Patents
It is a kind of to control the device to charge with LIFI Download PDFInfo
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- CN208820548U CN208820548U CN201821513147.0U CN201821513147U CN208820548U CN 208820548 U CN208820548 U CN 208820548U CN 201821513147 U CN201821513147 U CN 201821513147U CN 208820548 U CN208820548 U CN 208820548U
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Abstract
The device to charge is controlled with LIFI the utility model discloses a kind of, including centralized control circuit, LIFI combination transmit circuit and photoelectric conversion circuit, LIFI is combined in transmit circuit, mission controller controls LED unit each in LED array by constant current drive array, drives LIFI LED light source outwardly to send LIFI signal by LIFI LED drive circuit；In photoelectric conversion circuit, transparent photovoltaic glass plate is laid on the display screen of charging equipment, and the infrared ray directed radiation light of LED array transmitting is radiated on transparent photovoltaic glass plate, delivers the power to charging equipment by charging circuit after photoelectric conversion；Charging equipment is equipped with the LIFI receiving module for receiving LIFI signal, and charging equipment passes through network and centralized control circuit connection, centralized control circuit and several mission controller data connections.The utility model can carry out long-range light charging to the mobile terminal of any position in doors, can be realized quick, stable power supply.
Description
Technical field
It is the utility model relates to mobile terminal charging research field, in particular to a kind of to control the dress to charge with LIFI
It sets.
Background technique
With universal and the communication technology the development of electronic product, mobile terminal device is had become in people's daily life
Indispensable a part.Realize the portability of mobile terminal, mobile terminal is powered by self-contained battery, therefore
The length of power-on time is determined by battery.
In order to improve mobile terminal battery powers duration in use, there are many methods at present.One is carry-on
External mobile power source is carried, is charged by wired charging method.Have the shortcomings that inconvenient to carry, unsafe.Another kind is
It is wirelessly charged using the principle in magnetic field, but to need mobile terminal to be placed on wireless charging device enough for which
At close position.One is be powered using solar energy.It needs additionally to increase individual photovoltaic panel, need in charging too
It charges under the visible lights such as sun, reduces the service life of mobile terminal.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the prior arts and deficiency provide a kind of controlled with LIFI and are filled
The device of electricity, which can be powered using infrared ray black light, and the area for receiving luminous energy is big, can be realized quickly,
Stable power supply.
The purpose of this utility model is realized by the following technical solution: it is a kind of to control the device to charge with LIFI,
Including centralized control circuit, LIFI combination transmit circuit and photoelectric conversion circuit, it includes emission control that LIFI, which combines transmit circuit,
Device, LED array, LIFI LED light source, mission controller carry out LED unit each in LED array by constant current drive array
Control, mission controller drive LIFI LED light source outwardly to send LIFI signal by LIFI LED drive circuit；Photoelectricity turns
Changing circuit includes transparent photovoltaic glass plate, charging circuit, and transparent photovoltaic glass plate is laid on the display screen of charging equipment,
The infrared ray directed radiation light of LED array transmitting is radiated on transparent photovoltaic glass plate, passes through charging circuit after photoelectric conversion
Deliver the power to charging equipment；Charging equipment is equipped with the LIFI receiving module for receiving LIFI signal, to be charged
Equipment passes through network and centralized control circuit connection, centralized control circuit and several mission controller data connections.
Preferably, each LIFI combination transmit circuit is arranged on a rotary platform, and the rotation of rotary platform is by sending out
Penetrate controller control.LIFI combination transmit circuit may be provided at multiple positions on roof ceiling, under mission controller control,
LIFI can be driven to combine transmit circuit by the rotation of rotary platform to rotate to charging equipment direction, so that LED array is sent out
The infrared ray directed radiation light penetrated is radiated to the greatest extent on transparent photovoltaic glass plate, and realization black light is set to be charged
Standby intelligent-tracking, orientation charging.
Preferably, each LED unit includes a LED infrared transmitting tube and one by parabolic wheat flour in the LED array
At snoot, LED infrared transmitting tube is mounted on the focal point of snoot.The light of LED infrared transmitting tube transmitting is through snoot
Parallel invisible infrared radiation is formed after effect, improves the radiant power of LED.
Preferably, the LED array includes several LED units, the distribution of LED infrared transmitting tube and spoke in LED unit
It is similar to the shape of transparent photovoltaic glass plate to penetrate area shape.It is convenient for effective photoelectric conversion.
Preferably, the constant current drive array uses LED step-up DC/DC constant-current driven chip, and input voltage is by LIFI
The power supply combined in transmit circuit provides, and PWM modulation signal is provided by mission controller.Constant current drive array is in emission control
Under the control of device, power control and LIFI signal modulation are carried out to high-power LED array.Using constant current drive mode, can eliminate
The current fluctuation due to caused by voltage fluctuation can generate constant luminance, extend LED life.
Preferably, the LIFI LED light source selects white light emitting diode.LIFI LED light source is not influencing LED illumination
While, it modulates signals on LED light source, the high frequency flicker signal that human eye can not perceive is generated by high-speed switch to transmit
Data.The illumination functions and data communication function of LIFI combination light, have capacity it is big, high-efficient, practical it is wide, safety is high etc.
Feature is a kind of mode of novel wireless communication.
Preferably, the LIFI LED drive circuit selects LED step-up DC/DC constant-current driven chip.LIFI LED drives
Dynamic circuit drives LIFI LED light source to work under the control of mission controller.
Preferably, the mission controller uses ARM microcontroller, passes through Ethernet interface and centralized control circuit phase
Even.
Preferably, the transparent photovoltaic glass plate uses AR coated photovoltaic glass, the panel of size and charging equipment
Product is approximately uniform.The utility model transparent photovoltaic glass plate can replace existing charging equipment to show glass screen completely, from environment
It is continuously produced electricl energy in the invisible infrared ray of light and directed radiation, while making to receive luminous energy maximization.
Preferably, the charging circuit includes the voltage regulating module being sequentially connected, luminous energy detection circuit and photoelectric controller, institute
It states after voltage regulating module carries out pressure stabilizing to the voltage that transparent photovoltaic glass plate exports and delivers the power to charging equipment；Photo-electric control
Device detects the voltage of voltage regulating module, the terminal control sent voltage signal in charging equipment by luminous energy detection circuit
Device.
Preferably, the charging equipment is equipped with charging equipment partial circuit, which includes terminal control unit, fills
Battery, LIFI receiving module and wireless communication module, under terminal control unit control, photoelectric conversion circuit is supplied to rechargeable battery
Electricity, LIFI receiving module receive the LIFI signal of LIFI combination transmit circuit transmitting；Terminal control unit passes through wireless communication module
It is connected with the Centralized Controller in centralized control circuit.
Further, the wireless communication module includes radio circuit, WIFI module or bluetooth module.
Further, on the charging equipment, in transparent photovoltaic glass plate and it is respectively arranged below one
LIFI receiving module, in carrying out charging process, the infrared ray directed radiated energy of two LED units generation in LED array
With LIFI signal, reception is oriented by above-mentioned two LIFI receiving module respectively.Through this structure, reception can be determined
Optical power, transparent photovoltaic glass screen and LED array accurate contraposition are realized by the size of regulating optical power.
Preferably, the centralized control circuit includes hub, Centralized Controller, and each LIFI is combined in transmit circuit
Mission controller passes through hub and is connected with Centralized Controller, and Centralized Controller passes through wireless network and charging equipment phase
Even.By hub, multiple LIFI combination transmit circuits can form a local area network.Centralized Controller can receive charging equipment and pass
Electricity, LIFI signal data and luminous energy data of black light of the current charging equipment sent etc. are concentrated according to above-mentioned data
Controller controls each LIFI combination transmit circuit, adjustment direction and transmission power.
The utility model compared with prior art, is had the following advantages and beneficial effects:
1, the utility model replaces existing charging equipment (such as mobile terminal) to show glass with transparent photovoltaic glass plate
Shield position, light charging is realized in the normal operating and use for not influencing display screen.
2, transparent photovoltaic glass plate area and charging equipment panel area are approximately uniform in the utility model, make to receive light
It can maximize.
3, received luminous energy not only can be visible light in the utility model, can also mainly receive and be mounted at roof
It is high-power and can the mobile infrared ray directed radiation light source of intelligent-tracking charging equipment transparent photovoltaic glass plate, can to
The transparent photovoltaic glass plate of any position carries out dynamic positioning, the charging of long-range light within doors, realizes charging equipment and is using shape
Automatic light charging under state and under stationary state, solving can only lean on the charging of the visible lights such as the sun to cause charging equipment for a long time
It charges in the sun easy to damage, evening visible light charges the problems such as influencing other people rests, also solves and troubles people's wireless charging for a long time
Electrical distance is close, wired charging is easy the problems such as forgeing.
Detailed description of the invention
Fig. 1 is the overall structure composition block diagram that the present embodiment controls the device to charge with LIFI.
Fig. 2 is the structural decomposition diagram of transparent photovoltaic glass plate on mobile terminals in the present embodiment.
Fig. 3 is the structural schematic diagram that LIFI combines transmit circuit in the present embodiment.
Fig. 4 is the structural schematic diagram of single led unit in LED array in the present embodiment.
Fig. 5 is the scheme of installation of centralized control circuit and 4 LIFI combination transmit circuits in the present embodiment.
Specific embodiment
The present invention will be further described in detail with reference to the embodiments and the accompanying drawings, but the implementation of the utility model
Mode is without being limited thereto.
The present embodiment with LIFI for controlling the mobile phone of the device to charge using the utility model, to the dress of charging
It sets and method is specifically described.
Referring to Fig. 1, in this embodiment scheme, photoelectric conversion electricity is mainly concerned with the device that LIFI control is charged
The improvement on road, LIFI combination 4 transmit circuit, centralized control circuit and mobile terminal partial circuit parts, combines separately below
Each part is specifically described in attached drawing.
(1) photoelectric conversion circuit
Photoelectric conversion circuit is used to receive the black light that LIFI on roof ceiling combines transmit circuit transmitting, can not
Light-exposed luminous energy is converted to electric energy.Referring to fig. 2, it is made of transparent photovoltaic glass plate 1 and charging circuit 5, wherein charging circuit packet
Include voltage regulating module, luminous energy detection circuit and photoelectric controller.
1, transparent photovoltaic glass plate
Transparent photovoltaic glass plate 1 is used to receive the invisible infrared ray energy from LIFI combination transmit circuit directed radiation,
Organic matter by the plastic film being attached on transparent photovoltaic glass plate absorbs invisible light beam, realizes by luminous energy to electric energy
Conversion, and the normal light transmission function of glass is not influenced.Film on transparent photovoltaic glass plate selects universal energy company's production
Highly transparent power film, by cover mobile terminal display screen, from the invisible infrared ray of environment light and directed radiation
In continuously produce electricl energy.
The utility model is to be substituted by the original cover-plate glass of mobile terminal to fill mobile terminal by luminous energy
The transparent photovoltaic glass plate 1 of electricity, is placed on the position of original platen glass.Touch inductor layer 2 and LCD panel 3 are former mobile terminals
Structure remain unchanged.The electric energy that transparent photovoltaic glass plate generates is sent into charging circuit 5 by power supply output line 4 and is handled,
Charging circuit 5 is used to be acquired voltage and pressure regulation, will be acquired by charging cable 6 and be transferred to movement eventually with the electric energy after pressure stabilizing
Charging circuit and CPU inside end.
2, charging circuit
2.1 voltage regulating module
After the voltage that voltage regulating module is used to export transparent photovoltaic glass plate carries out pressure stabilizing, it is connected to the power supply of mobile terminal
End charges to mobile terminal power supply and rechargeable battery.Select model LM2576-5 switching mode integrated voltage-stabilized chip as pressure regulation
Circuit, highest input voltage are 40V, output voltage 5V.
2.2 luminous energy detection circuits
Luminous energy detection circuit is for being transferred to photo-electric control after being converted the voltage value that transparent photovoltaic glass plate generates
Device is AD converted.Luminous energy detection circuit is realized by the bleeder circuit that two resistance form.
2.3 photoelectric controller
The effect of photoelectric controller is the voltage amplitude of real-time acquisition transparent photovoltaic glass plate output, and by voltage amplitude degree
Terminal control unit is sent into according to by spi bus transmission mode.The STC12C5A60S2 type single-chip microcontroller of STC Corporation's production is selected, and
By the port ADC on single-chip microcontroller, the data acquisition to transparent photovoltaic glass plate output voltage amplitude is rapidly completed, and will acquisition
Voltage amplitude data terminal control unit is uploaded to spi bus transmission mode.
(2) mobile terminal partial circuit
Mobile terminal partial circuit mainly by terminal control unit and is separately mounted on mobile terminal transparent photovoltaic glass screen
Two LIFI receiving modules of side and lower section form.
1, terminal control unit
Terminal control unit is used to receive the voltage amplitude data of acquisition transparent photovoltaic glass plate output in real time, and reception is mobile eventually
The LIFI signal and optical power data for holding two LIFI receiving modules transmission above and below display screen, to LIFI signal and light
Power data carries out data decoding, and is connect with mobile Internet by radio circuit or WIFI or bluetooth, by voltage amplitude
The LIFI signal light power data sent in data, the roof ceiling received upload in Centralized Controller.
2, LIFI receiving module
LIFI receiving module is believed for demodulating LIFI signal by decoding the data recovered as transmitting terminal
Breath, and then complete the reception of optical signal.In order to realize precise positioning, upper and lower two units in LED array are generated infrared
Line directed radiated energy and LIFI signal respectively be arranged in above and below mobile terminal transparent photovoltaic glass screen two
LIFI receiving module is oriented reception, is only maximum there are two the optical power that LIFI receiving module receives, then shows movement eventually
Transparent photovoltaic glass screen and LED array accurate contraposition are held, the luminous energy charged state of black light can be entered.
(3) LIFI combines transmit circuit
Referring to Fig. 3,5, in the present embodiment, LIFI, which combines transmit circuit 15,4 groups, is separately mounted to 4 of room roof 7
On angle.Single LIFI combination transmit circuit structural schematic diagram is as shown in Figure 3.LIFI combines transmit circuit in centralized control circuit 16
Control under generate LIFI signal, Infrared High-Power line directed radiation black light, at the same drive rotary platform 8 carry out hemisphere turn
It is dynamic.It mainly includes high-power LED array 10, constant current drive array, LIFI LED light source 11, LIFI that LIFI, which combines transmit circuit,
LED drive circuit, rotary platform 8 and mission controller.
1, high-power LED array
High-power LED array 10 is for generating Infrared High-Power line directed radiation light source, by six 12 groups of LED unit
At each unit is as shown in figure 4, a high power LED infrared emission tube 13 and snoot 14 made of paraboloid
Composition, wherein high power LED infrared emission tube is mounted on the focal point of snoot, forms parallel invisible infrared radiation.Six
The distribution of a Infrared High-Power light emitting diode and swept area shape are similar to the transparent photovoltaic glass screen shape of mobile terminal,
Effective photoelectric conversion is carried out to be moved easily terminal.The big function of Infrared High-Power light emitting diode selection model SFH4233
Rate infrared-emitting diode.
2, constant current drive array
Constant current drive array is to carry out power control and LIFI to high-power LED array under the control of mission controller
Signal modulation.Using constant current drive mode, the current fluctuation due to caused by voltage fluctuation can be eliminated, constant luminance can be generated,
Extend LED life.The present embodiment selects XL6003 type great power LED step-up DC/DC constant current to drive chip, input voltage by
The power supply that LIFI combines transmit circuit provides, and PWM modulation signal is provided by mission controller, can be controlled separately six LED's
Optical power and generation LIFI encoded signal.
3, LIFI LED light source
LIFI LED light source 11 is used for while not influencing LED illumination, is modulated signals on LED light source, by fast
Speed switch generates the high frequency flicker signal that human eye can not perceive to transmit data.The illumination functions and data communication of LIFI combination light
Function, capacity is big, high-efficient, practical wide, highly-safe, is a kind of mode of novel wireless communication.LIFI LED light source
Select white light emitting diode.
4, LIFI LED drive circuit
LIFI LED drive circuit is to drive LIFI LED light source 11 to work under the control of mission controller.It selects
XL6003 type great power LED step-up DC/DC constant current drives chip as LIFI LED drive circuit.
5, rotary platform
Rotary platform is to drive LIFI to combine transmit circuit under the control of mission controller to rotate to mobile terminal direction,
General day view PTS-3030C type holder is selected, be that lift the horizontal maximum rotation angle of all-directional tripod head be 350 °.Vertically angle of rotation is
±45°。
6, mission controller
The effect of mission controller specifically includes that (1) by 6 I/O port output pwm signals, controls 6 constant current drivings
Circuit is formed to the coding of each unit of high-power LED array and the optical power control of output；(2) pass through 1 I/O port output
Pwm signal controls 1 constant-current drive circuit, is formed to the coding of LIFI LED light source and the optical power control of output；(3) thoroughly
The LIFI data-signal of bright transmission Centralized Controller input；(4) control rotary platform is directed at mobile terminal direction.Mission controller
Select STMicw Electronics production 32 ARM microcontrollers of STM32F103, mission controller by W5300 chip be converted to
Too network interface 9 is connect by cable with hub.
(4) centralized control circuit
Centralized control circuit mainly includes hub and Centralized Controller.As needed, WIFI, bluetooth etc. can also be installed additional
Wireless communication module.
1, hub
Hub is used to for the signal of 4 road LIFI combination transmit circuit being attached by network, forms local area network, choosing
Use 5 mouthfuls of gigabit switch of szllwl type as separated time hub.
2, Centralized Controller
Centralized Controller moves within doors for generating LIFI data flow, and by mobile Internet or WIFI or bluetooth reception
The luminous energy data of the current electricity data of terminal and the LIFI signal data and black light that receive, pass through Centralized Controller
Data analysis is carried out, position is presently in mobile terminal and is positioned, and controls LIFI combination transmit circuit and is moved, is sent out
The black light of different capacity is penetrated to corresponding mobile terminal, the intelligent positioning of remote black light is realized, timing, quantitatively fills
Electricity.Centralized Controller selects 32 ARM microcontrollers of STM32F103 of STMicw Electronics's production, and Centralized Controller passes through
W5300 chip is converted to Ethernet interface, is connect by cable with hub.
The working method of the device to be charged described in the present embodiment with LIFI control is:
1, judge whether the electricity of mobile terminal is greater than certain value, be greater than 80%, just illustrate current mobile terminal
Electricity it is sufficient, do not need to charge, so not needing starting charging unit.If it is not, beginning to charge.
2, in charging process, terminal control unit is by not enough power supply signal and current electric quantity data transmission to centralized control circuit
Centralized Controller in.After Centralized Controller receives the low signal of battery capacity of mobile terminal, using circumferential registration algorithm,
The optical power signals of three or more LIFI LED light sources are received by two LIFI receiving modules in mobile terminal partial circuit
The data of intensity (RSSI) are sent into the Centralized Controller of centralized control circuit by terminal control unit, Centralized Controller root again
According to the known coordinate of four LIFI combination transmit circuits, the moving coordinate (Xn, Yn) of mobile terminal is calculated.
3, according to the moving coordinate of mobile terminal (Xn, Yn), the Centralized Controller of centralized control circuit is calculated from movement
The azimuth and pitch angle that the nearest LIFI combination transmit circuit of terminal should rotate, and the data of azimuth and pitch angle are led to
The mission controller that hub is sent into corresponding LIFI combination transmit circuit is crossed, by mission controller control rotary platform rotation, is made
Infrared ray directed radiation light source is directed toward mobile terminal, to start to charge.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiments of the present invention is not by above-mentioned
The limitation of embodiment, it is made under other any spiritual essence and principles without departing from the utility model to change, modify, replacing
In generation, simplifies combination, should be equivalent substitute mode, is included within the protection scope of the utility model.
Claims (10)
1. a kind of control the device to charge with LIFI, which is characterized in that including centralized control circuit, LIFI combination transmitting electricity
Road and photoelectric conversion circuit, it includes mission controller, LED array, LIFI LED light source, emission control that LIFI, which combines transmit circuit,
Device controls LED unit each in LED array by constant current drive array, and mission controller passes through LIFI LED driving electricity
Road driving LIFI LED light source outwardly sends LIFI signal；Photoelectric conversion circuit includes transparent photovoltaic glass plate, charging circuit,
Transparent photovoltaic glass plate is laid on the display screen of charging equipment, and the infrared ray directed radiation light of LED array transmitting is radiated at
On transparent photovoltaic glass plate, charging equipment is delivered the power to by charging circuit after photoelectric conversion；On charging equipment
Equipped with the LIFI receiving module for receiving LIFI signal, charging equipment is concentrated by network and centralized control circuit connection
Control circuit and several mission controller data connections.
2. according to claim 1 control the device to charge with LIFI, which is characterized in that each LIFI combination
Transmit circuit is arranged on a rotary platform, and the rotation of rotary platform is controlled by mission controller.
3. according to claim 1 control the device to charge with LIFI, which is characterized in that every in the LED array
A LED unit includes that a LED infrared transmitting tube and a snoot made of paraboloid, LED infrared transmitting tube are mounted on
The focal point of snoot.
4. according to claim 1 control the device that charges with LIFI, which is characterized in that the LED array includes
Several LED units, the swept area shape of LED infrared transmitting tube is similar to the shape of transparent photovoltaic glass plate in LED unit.
5. according to claim 1 control the device to charge with LIFI, which is characterized in that the LIFI LED light source
Select white light emitting diode.
6. according to claim 1 control the device to charge with LIFI, which is characterized in that the transparent photovoltaic glass
Plate uses AR coated photovoltaic glass, and size is approximately uniform with the panel area of charging equipment.
7. according to claim 1 control the device that charges with LIFI, which is characterized in that the charging circuit includes
Voltage regulating module, luminous energy detection circuit and the photoelectric controller being sequentially connected, the voltage regulating module export transparent photovoltaic glass plate
Voltage carry out pressure stabilizing after deliver the power to charging equipment；Photoelectric controller detects voltage regulating module by luminous energy detection circuit
Voltage, the terminal control unit sent voltage signal in charging equipment.
8. according to claim 1 control the device to charge with LIFI, which is characterized in that charging equipment is equipped with
Charging equipment partial circuit, the circuit include terminal control unit, rechargeable battery, LIFI receiving module and wireless communication module,
Under terminal control unit control, for photoelectric conversion circuit to rechargeable battery powered, LIFI receiving module receives LIFI combination transmitting electricity
The LIFI signal of road transmitting；Terminal control unit is connected by wireless communication module with the Centralized Controller in centralized control circuit.
9. according to claim 1 control the device to charge with LIFI, which is characterized in that the charging equipment
On, in transparent photovoltaic glass plate and it is respectively arranged below a LIFI receiving module, in carrying out charging process, LED gusts
The infrared ray directed radiated energy and LIFI signal that two LED units in column generate, receive mould by above-mentioned two LIFI respectively
Block is oriented reception.
10. according to claim 1 control the device to charge with LIFI, which is characterized in that the centralized control electricity
Road includes hub, Centralized Controller, and the mission controller in each LIFI combination transmit circuit passes through hub and concentrates
Controller is connected, and Centralized Controller is connected by wireless network with charging equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821513147.0U CN208820548U (en) | 2018-09-14 | 2018-09-14 | It is a kind of to control the device to charge with LIFI |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821513147.0U CN208820548U (en) | 2018-09-14 | 2018-09-14 | It is a kind of to control the device to charge with LIFI |
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| Publication Number | Publication Date |
|---|---|
| CN208820548U true CN208820548U (en) | 2019-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821513147.0U Expired - Fee Related CN208820548U (en) | 2018-09-14 | 2018-09-14 | It is a kind of to control the device to charge with LIFI |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109217498A (en) * | 2018-09-14 | 2019-01-15 | 广东轻工职业技术学院 | It is a kind of to control the device to charge, method with LIFI |
| CN113078948A (en) * | 2021-03-26 | 2021-07-06 | 中国矿业大学 | Downlink transmission optimization method of LiFi-WiFi polymerization system |
-
2018
- 2018-09-14 CN CN201821513147.0U patent/CN208820548U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109217498A (en) * | 2018-09-14 | 2019-01-15 | 广东轻工职业技术学院 | It is a kind of to control the device to charge, method with LIFI |
| CN109217498B (en) * | 2018-09-14 | 2024-06-11 | 广东轻工职业技术学院 | Device and method for charging by LIFI control |
| CN113078948A (en) * | 2021-03-26 | 2021-07-06 | 中国矿业大学 | Downlink transmission optimization method of LiFi-WiFi polymerization system |
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