CN115001083A - Infrared-based remote wireless charging system - Google Patents
Infrared-based remote wireless charging system Download PDFInfo
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- CN115001083A CN115001083A CN202210619066.3A CN202210619066A CN115001083A CN 115001083 A CN115001083 A CN 115001083A CN 202210619066 A CN202210619066 A CN 202210619066A CN 115001083 A CN115001083 A CN 115001083A
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- 238000004146 energy storage Methods 0.000 claims abstract description 9
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- 230000033228 biological regulation Effects 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 4
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 9
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- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
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- 238000011161 development Methods 0.000 description 1
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- 238000005265 energy consumption Methods 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/34—Power consumption
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/30—Circuit arrangements or systems for wireless supply or distribution of electric power using light, e.g. lasers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses an infrared-based remote wireless charging system, which belongs to the field of wireless charging and comprises an infrared receiving unit, an infrared transmitting unit and electric energy storage equipment, wherein the infrared receiving unit and the infrared transmitting unit are both connected with a control module, and the infrared transmitting unit is also connected with a searching module and a GPS positioning module. Infrared light is adopted for wireless charging, and near infrared light with shorter wavelength has more energy and higher transmissivity, so that the power loss is lower; the near infrared light is invisible light, electromagnetic waves cannot be generated, the harm of electromagnetic pollution to human bodies is avoided, and meanwhile, the market vacancy is filled. When the loss power is small, the network program and the positioning data can be well matched to realize charging navigation, the whole process can be realized by charging immediately, and more complex operations are not needed.
Description
Technical Field
The invention relates to the technical field of wireless charging, in particular to an infrared-based remote wireless charging system.
Background
The wireless charging technology has become popular in the society of today with high-speed development, and along with the change of technical iteration and consumer demand, the charging demand of electronic products gradually adds various characteristics such as technology, scene, etc., and the wireless charging technology comes along.
As is well known, the convenience of wireless power becomes a key element of people's fatality, and contemporary society is striving to find newer, better, smaller, faster, and more cost-effective wireless power solutions. However, wireless charging technology has not been greatly promoted until now, and the main reasons are that electromagnetic wireless charging technology has high energy consumption, low efficiency and great energy loss. Furthermore, the power of the electromagnetic radiation exceeding safety limits is also a problem, which is extremely harmful to the human body.
Therefore to above problem, this technique has adopted the novel mode that infrared wireless charges. Different from the traditional wireless charging technology, the technology has high efficiency and high energy conversion rate, does not harm human bodies, and perfectly solves the problem caused by the traditional electromagnetic wireless charging. In addition, this technique also can realize long distance wireless charging, even cell-phone and charging device have certain distance also can charge.
Need on the basis of electromagnetism wireless charging technology, inherit the advantage of its convenience, solved the shortcoming of its efficiency, broken through the barrier of electromagnetism wireless technology.
There is a need for an infrared-based remote wireless charging system.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an infrared-based long-distance wireless charging system.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a remote wireless charging system based on infrared, includes infrared receiving unit, infrared emission unit and electric energy storage equipment, infrared receiving unit and infrared emission unit all are connected with control module, infrared emission unit still is connected with search module and GPS orientation module, wherein, control module connects GPS orientation module, GPS orientation module connects respectively search module with infrared emission module, infrared emission board module passes through infrared receiving unit with electric energy storage module is connected.
Furthermore, the infrared receiving unit comprises a shell, an infrared detection module, an infrared conversion module and a voltage stabilizing module, wherein the infrared detection module and the infrared conversion module are arranged on one side of the top end of the shell, the infrared detection module and the infrared conversion module are packaged by adopting a sub-grid force plate, a spring fixing clamp is arranged on the top end of the shell, the control module and the voltage stabilizing module are arranged in the shell, and a power indicator lamp and a USB electric energy output port are respectively arranged on one side, far away from the infrared detection module, of the shell.
Further, the control module adopts a minimum system board of STM32F103C8T6, and the control module is used for receiving information sent by the infrared detection module and controlling the operation of the infrared conversion module.
Furthermore, the GPS positioning module adopts a punctuation atom ATK1218-BD module, and the searching module is used for searching the position of the infrared transmitting unit.
Further, infrared emission unit includes infrared emission module and is used for infrared emission module's charging plug, infrared emission module adopts Arduino compatible infrared emission sensor, wherein, infrared emission unit is equilateral pentagon structure.
Further, the infrared detection module adopts a 5-way flame sensor module.
Furthermore, the infrared conversion module adopts a monocrystalline silicon photovoltaic cell panel.
Further, the voltage stabilizing module carries a small PFM on board to control the DC, and the DC is boosted to control the chip.
Furthermore, the voltage stabilizing module is connected with the USB electric energy delivery port, and the voltage stabilizing module is used for processing the converted electric energy through temperature and pressure and outputting the electric energy through the USB electric energy delivery port.
Compared with the prior art, the invention has the beneficial effects that: infrared light is adopted for wireless charging, and near infrared light with shorter wavelength has more energy and higher transmissivity, so that the power loss is lower;
the near infrared light is invisible light, does not generate electromagnetic waves, avoids the harm of electromagnetic pollution to human bodies, and even has certain medical efficacy because the near infrared light has light absorbed by mitochondria in somatic cells, and meanwhile, the near infrared light fills the gap of the market.
In addition, the socket can be arranged indoors and outdoors and can be installed in office places to effectively reduce the utilization rate of the socket and reduce the fire risk, and the safety is high; the charger is arranged in an outdoor place, so that anxiety of people for searching a charger or a socket can be reduced;
the near infrared light can be transmitted by 10m at most, so that the long-distance transmission effect is achieved, and the problem that only one-to-one charging can be realized is solved, and the charging of multiple devices can be realized;
when the loss power is small, the network program and the positioning data can be well matched to realize charging navigation, the whole process can be realized by charging immediately, and more complex operations are not needed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a schematic flow chart of an infrared-based remote wireless charging system according to the present invention;
fig. 2 is a logic diagram of an infrared-based remote wireless charging system according to the present invention;
fig. 3 is a schematic structural diagram of an infrared receiving unit of the infrared-based remote wireless charging system according to the present invention;
fig. 4 is a schematic diagram of an infrared transmitting unit of an infrared-based long-distance wireless charging system according to the present invention;
fig. 5 is a schematic view of a scene implementation of the infrared-based long-distance wireless charging system according to the present invention.
In the figure: 1. a housing; 2. a spring retaining clip; 3. a USB power outlet; 4. and a power indicator lamp.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-2, the infrared-based remote wireless charging system comprises an infrared receiving unit, an infrared transmitting unit and an electric energy storage device, and is characterized in that the infrared receiving unit and the infrared transmitting unit are both connected with a control module, the infrared transmitting unit is further connected with a searching module and a GPS positioning module, wherein the control module is connected with the GPS positioning module, the GPS positioning module is respectively connected with the searching module and the infrared transmitting module, and the infrared transmitting board module is connected with the electric energy storage module through the infrared receiving unit.
Example two
Referring to fig. 3-5, on the basis of the first embodiment, the infrared receiving unit includes a housing 1, an infrared detection module, an infrared conversion module and a voltage stabilization module, the infrared detection module and the infrared conversion module are placed on one side of the top end of the housing 1, wherein the infrared detection module and the infrared conversion module are packaged by a subgrid plate, a spring fixing clip 2 is disposed on the top end of the housing 1, the control module and the voltage stabilization module are placed inside the housing 1, and a power indicator 4 and a USB power output port 3 are respectively disposed on one side of the housing 1 away from the infrared detection module;
the control module adopts a minimum system board of STM32F103C8T6, and the control module is used for receiving information sent by the infrared detection module and controlling the operation of the infrared conversion module.
The infrared detection module firstly detects near infrared rays received from the outside from the infrared rays and sends signals to the control module, the data received by the control module controls the infrared conversion module to convert the infrared rays received from the outside into electric energy, the converted electric energy is conveyed to the voltage stabilizing module to be subjected to voltage stabilizing processing, and finally the electric energy is output by the output end of the voltage stabilizing module.
The design shows that the sub-grid force plate is used for packaging, and the light transmittance of the sub-grid force plate can be used for receiving the near infrared light emitted by the transmitting end and converting the near infrared light into electric energy;
it should be noted that, the USB power transmission port is used as a position for outputting the converted power, and different data lines may be used by different terminal devices, so that different types of data lines required by respective products need to be externally connected to connect the devices during use.
In a specific embodiment of the present application, the GPS positioning module employs a punctuation atom ATK1218-BD module, and the search module is configured to search for a location of the infrared emission unit.
More specifically, the GPS positioning module adopts a punctual atom ATK1218-BD module, is externally connected with an active antenna, is provided with a backup battery, can store ephemeris data, is powered on again within half an hour after power failure, and can be positioned within a few seconds;
in addition, the module is connected with the outside through 2.54 rows of pins 1 to 5, serial port communication is adopted, configuration data can be stored, and the use is very convenient;
the serial port baud rate can reach 4800-230400 bps, the communication protocol adopts NMEA-0183, the positioning accuracy can reach 2.5mCEP, the capturing and tracking sensitivity is controlled at-165 dBm, the working temperature is-40 ℃ to 85 ℃, and the module size is 25mmx27 mm;
the system can be used together with STM32 to realize Beidou double-satellite positioning, and the positions of nearby infrared reflection units can be searched through network connection.
In this embodiment, the search may also be implemented by any network software that can implement the same function, such as a corresponding WeChat applet.
In the specific embodiment of this application, infrared emission unit includes infrared emission module and the charging plug that is used for infrared emission module, infrared emission module adopts the infrared emission sensor of Arduino compatibility, wherein, infrared emission unit is equilateral pentagon structure;
more specifically, Arduino compatible infrared emission sensor can launch the modulation signal about 38KHz through Arduino programming, and this signal is interior infrared signal, can both receive to a lot of infrared ray receiving sensor on the world to realize infrared wireless charging.
In addition, the infrared emission module is also configured with a 3PIN interface and a diode capable of emitting infrared light with a specific wavelength, and in order to protect the infrared emission module from interference of other signals in the wireless transmission process, the infrared emission module is usually modulated onto a specific carrier wave for emission, wherein:
the required power supply voltage is 5V, the working environment is only between minus 25 ℃ and 85 ℃, the near-infrared light wave with the wavelength of 940nm can be sent, the size is 21.5mm by 22.3mm, and the infrared central wavelength can reach 850nm to 940 nm;
in addition, the infrared ray detection device can be matched with a receiving module, and detection of infrared rays is conveniently carried out when infrared light is received.
In a specific embodiment of the present application, the infrared detection module employs a 5-way flame sensor module, wherein the near infrared light wavelength is in the range of 760nm to 1100 nm.
Specifically, the infrared detection module is used for detecting whether infrared rays are received, and a 5-way flame sensor module is adopted, so that the infrared detection and matching can be completed only by emitting the near infrared light in the range by the infrared emission unit because the wavelength range of the near infrared light is 780nm to 2526 nanometers, and the module can detect the near infrared light with the wavelength of 760nm to 1100 nm.
More specifically, the infrared detection module has a long detection distance which can reach 80cm, a detection angle of about 60 degrees, is particularly sensitive to near infrared spectrum, and the sensitivity can be adjusted as required.
The module adopts 5-path infrared receiving, the detection range can be ensured, the detection range is about 120 degrees, the output form is divided into A0 of analog output and D0 of digital output, the module is connected with the controller, and the controller can judge whether near infrared light is transmitted into the module according to the returned output signal.
In a specific embodiment of the present application, the infrared conversion module employs a monocrystalline silicon photovoltaic cell panel.
The working principle and the using process of the invention are as follows: the silver nanosheets with near-infrared light absorption performance and the silicon nanowires are integrated together, two different photovoltaic devices are constructed, and the photoelectric conversion performance of the near-infrared light area is improved. Therefore, under the near-infrared illumination, hot electrons generated by the silver nanosheets can be directly injected into the silicon semiconductor, and the photoelectric conversion efficiency in the waveband is improved by about 60%.
In the specific embodiment of this application, the voltage regulation module board carries small-size PFM control DC, through DC boost control chip, the voltage regulation module is connected USB electric energy delivery port, the voltage regulation is handled and is used for the electric energy of warm-pressing processing conversion and exports through USB electric energy delivery port.
Specifically, the effect of voltage stabilizing module is to stabilize at 5V through the unstable electric energy that near-infrared light energy converted, and what adopted is the voltage stabilizing module of 600MA blue board, and the small-size PFM control DC of this module board carries, DC boost control chip, when the input is 0.9V to 5V's arbitrary voltage, can both change into stable 5V voltage, if charge for various terminal electronic equipment, only need connect the USB data line to the USB interface of this module can.
In addition, the control module is mainly used for receiving information sent by the infrared detection module, controlling the operation of the infrared conversion module and transmitting electric energy to the voltage stabilization module;
after the control module receives the data from the infrared detection module, whether infrared light is input is judged according to the difference of the data, if the infrared light is input, the infrared conversion module is started to convert the light energy into electric energy, the converted electric energy is conveyed to the voltage stabilization module to be subjected to voltage stabilization treatment, and finally the electric energy is output by the USB output end of the voltage stabilization module.
It should be noted that, the control module adopts the minimum system board of STM32F103C8T6, which has a RAM of 20K, a ROM of 64K adopts a package mode of TQFO48, which has a 3.3V voltage-stabilizing chip, which provides a current of 800mA at most, has a minUSB interface, and can supply power to the whole board, and has many pins and powerful functions, because the functions needing to be controlled are not many chips that do not need to use a high level, the minimum system board of STM32C8T6 is enough to complete the required functions, and the cost can be saved.
In order to better understand the technical scheme of the invention, the following further explains the specific flow of the scheme of the application.
As shown in fig. 2 and 5, the method comprises the following steps:
s1: the infrared charging system in the room supplies power to the whole system, and the infrared generating module is supplied with power through the access voltage, so that infrared rays can be stably generated, and a good charging effect is provided for a user;
s2: converting electric energy into infrared light according to an infrared transmitting tube, transmitting the infrared light into the whole room, enabling each corner to be irradiated by the infrared light, achieving the effect of wireless charging, and then carrying out infrared receiving pairing on the transmitted infrared light;
s3: after pairing is successful, infrared light transmission can be carried out, if the pairing is unsuccessful, pairing information is sent periodically, the request is ended after the pairing is successful, if the electric quantity is lower than a certain specified value at the moment, the pairing request is sent only once, otherwise, the electric quantity is wasted if the pairing request is sent all the time;
s4: received infrared ray is detected at receiving terminal infrared ray detection module, rethread infrared ray conversion module converts light energy into electric energy and stores, if the cell-phone end does not insert charging device then can not charge, but select the electric energy storage who comes to convert to the electric energy storage module in, convenient next time direct use, thereby avoid extravagant electric quantity, if connect the module of charging, then can be when using the cell-phone, charge in real time, can both receive shining of infrared ray light in each corner in room, thereby realize infrared ray remote transmission.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a remote wireless charging system based on infrared, includes infrared receiving unit, infrared emission unit and electric energy storage equipment, its characterized in that, infrared receiving unit and infrared emission unit all are connected with control module, infrared emission unit still is connected with search module and GPS orientation module, wherein, control module connects GPS orientation module, GPS orientation module connects respectively search module with infrared emission module, infrared emission board module passes through infrared receiving unit with electric energy storage module is connected.
2. The infrared-based remote wireless charging system according to claim 1, wherein the infrared receiving unit comprises a housing (1), an infrared detection module, an infrared conversion module and a voltage regulation module, the infrared detection module and the infrared conversion module are placed on one side of the top end of the housing (1), wherein the infrared detection module and the infrared conversion module are packaged by a subgrid plate, a spring fixing clamp (2) is arranged on the top end of the housing (1), the control module and the voltage regulation module are placed inside the housing (1), and a power indicator (4) and a USB power output port (3) are respectively arranged on one side of the housing (1) far away from the infrared detection module.
3. The infrared-based long-distance wireless charging system as claimed in claim 2, wherein the control module adopts a minimum system board of STM32F103C8T6, and is used for receiving information sent by the infrared detection module and controlling the operation of the infrared conversion module and the infrared conversion module.
4. The infrared-based long-range wireless charging system of claim 3, wherein the GPS positioning module employs a punctual atom ATK1218-BD module, and the search module is used for searching the position of the infrared emission unit.
5. The infrared-based long-distance wireless charging system according to claim 4, wherein the infrared emission unit comprises an infrared emission module and a charging plug for the infrared emission module, the infrared emission module adopts an Arduino-compatible infrared emission sensor, and the infrared emission unit is of an equilateral pentagon structure.
6. The infrared-based long-range wireless charging system according to claim 5, wherein the infrared detection module employs a 5-way flame sensor module.
7. The infrared-based long-range wireless charging system of claim 6, wherein the infrared conversion module is a monocrystalline silicon photovoltaic cell panel.
8. The infrared-based long-distance wireless charging system according to claim 7, wherein the voltage stabilizing module carries a small PFM on board to control DC, and the DC is boosted by a DC boost control chip.
9. The infrared-based remote wireless charging system according to claim 8, wherein the voltage stabilizing module is connected to the USB power transmission port, and the voltage stabilizing module is used for processing the converted power in a temperature and voltage manner and outputting the converted power through the USB power transmission port.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210619066.3A CN115001083A (en) | 2022-06-01 | 2022-06-01 | Infrared-based remote wireless charging system |
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| CN202210619066.3A CN115001083A (en) | 2022-06-01 | 2022-06-01 | Infrared-based remote wireless charging system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103606262A (en) * | 2013-10-29 | 2014-02-26 | 四川长虹电器股份有限公司 | Infrared repeater with wireless charging function, system and charging method |
| CN105186618A (en) * | 2015-09-21 | 2015-12-23 | 江苏腾威电子有限公司 | Infrared charger, infrared charging external device and infrared charging method |
| CN107896008A (en) * | 2017-09-27 | 2018-04-10 | 安徽硕威智能科技有限公司 | Robot self-service system for charging and method |
| CN110380458A (en) * | 2018-04-13 | 2019-10-25 | 天津工业大学 | Near-infrared wireless charging device |
-
2022
- 2022-06-01 CN CN202210619066.3A patent/CN115001083A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103606262A (en) * | 2013-10-29 | 2014-02-26 | 四川长虹电器股份有限公司 | Infrared repeater with wireless charging function, system and charging method |
| CN105186618A (en) * | 2015-09-21 | 2015-12-23 | 江苏腾威电子有限公司 | Infrared charger, infrared charging external device and infrared charging method |
| CN107896008A (en) * | 2017-09-27 | 2018-04-10 | 安徽硕威智能科技有限公司 | Robot self-service system for charging and method |
| CN110380458A (en) * | 2018-04-13 | 2019-10-25 | 天津工业大学 | Near-infrared wireless charging device |
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