CN108054499A - Microwave antenna, device and microwave charging unit - Google Patents
Microwave antenna, device and microwave charging unit Download PDFInfo
- Publication number
- CN108054499A CN108054499A CN201711283498.7A CN201711283498A CN108054499A CN 108054499 A CN108054499 A CN 108054499A CN 201711283498 A CN201711283498 A CN 201711283498A CN 108054499 A CN108054499 A CN 108054499A
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- China
- Prior art keywords
- microwave
- antenna
- microwave antenna
- ultra
- thin film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/364—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith using a particular conducting material, e.g. superconductor
- H01Q1/368—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith using a particular conducting material, e.g. superconductor using carbon or carbon composite
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2258—Supports; Mounting means by structural association with other equipment or articles used with computer equipment
- H01Q1/2266—Supports; Mounting means by structural association with other equipment or articles used with computer equipment disposed inside the computer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/104—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using a substantially flat reflector for deflecting the radiated beam, e.g. periscopic antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
-
- 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
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
- H02J50/27—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves characterised by the type of receiving antennas, e.g. rectennas
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Hardware Design (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Details Of Aerials (AREA)
Abstract
The present invention provides a kind of microwave antenna, including：Medium substrate is arranged on the ultra-thin film layers of the one side of the medium substrate, is arranged on the metal substrate of one side opposite with the ultra-thin film layers on the medium substrate；One side of the ultra-thin film layers away from the medium substrate is disposed adjacent with the rear cover of the electronic equipment where the microwave antenna；One side of the metal substrate away from the medium substrate is disposed adjacent with the battery of the electronic equipment where the microwave antenna.Above-mentioned microwave antenna prevents microwave interference from showing picture for when charging, metal substrate can to reflect the microwave not absorbed by ultra-thin film layers.The present invention also provides a kind of microwave receiving device, including：Above-mentioned microwave antenna and microwave switching arrangement.The present invention also provides a kind of microwave charging unit, including microwave launcher and above-mentioned microwave receiving device.
Description
Technical field
The present invention relates to microwave charging field, more particularly to microwave antenna, device and microwave charging unit.
Background technology
Microwave transmission is a kind of flexible, adaptable means of communication, and with building, fast, investment is small, using flexible spy
Point.Microwave transmission can be also used for wireless charging.
Microwave wireless charging is to convert electrical energy into microwave using microwave source, is emitted by antenna, after the propagation of long range
It is received again by antenna, is most converted to electric energy again through microwave rectifier etc. afterwards, providing direct current energy for load uses.Microwave current
There are two types of the current R＆D directions of wireless charging：The first outer connection receives charger, is and electronic equipment master board for second
The charging unit that plate is combined.In the existing charging unit combined with electronic equipment master board, microwave antenna exists
Following shortcomings：When charging, unabsorbed microwave easily disturbs the display picture of electronic equipment.
The content of the invention
Based on this, it is necessary to which the problem of display picture of electronic equipment is easily disturbed for unabsorbed microwave provides
A kind of microwave antenna, device and microwave charging unit.
A kind of microwave antenna, including：Medium substrate is arranged on the ultra-thin film layers of the one side of the medium substrate, if
Put the metal substrate of opposite with ultra-thin film layers one side on the medium substrate；
One side of the ultra-thin film layers away from the medium substrate and the electronic equipment where the microwave antenna
Rear cover is disposed adjacent；One side of the metal substrate away from the medium substrate is set with the electronics where the microwave antenna
Standby battery is disposed adjacent.
In one of the embodiments, the electricity being arranged on where the metal substrate and the microwave antenna is further included
Heat-conducting silica gel sheet between the battery of sub- equipment.
In one of the embodiments, the ultra-thin film layers are made of graphite tin.
In one of the embodiments, the ultra-thin film layers are configured to the geometric form with sub-wavelength macroscopic view elementary cell
Shape pattern.
In one embodiment of the invention, a kind of microwave receiving device is also provided, including：Microwave switching arrangement and above-mentioned
Microwave antenna；The input terminal of the microwave switching arrangement is connected with the microwave antenna, the microwave converting means
The output terminal put is connected with the battery of the electronic equipment where the microwave antenna.
In one of the embodiments, the microwave switching arrangement includes rectification circuit and DC converting circuit；It is described whole
The input terminal of current circuit connects the microwave antenna, and the output terminal of the rectification circuit connects the DC converting circuit.
In one of the embodiments, the rectification circuit include input filter circuit, match circuit, rectifier diode and
Output filter circuit；The input filter circuit, match circuit, rectifier diode and output filter circuit are sequentially connected.
In one of the embodiments, the input filter circuit includes low-pass filter or harmonics restraint antenna；It is described
Exporting filter includes straight-through wave filter.
In one of the embodiments, the electronics where the DC converting circuit is integrated in the microwave antenna is set
In standby master control circuit board.
In one embodiment of the invention, also providing a kind of microwave charging unit includes microwave launcher and above-mentioned
The microwave receiving device of meaning one.
Above-mentioned microwave antenna, including ultra-thin film layers, medium substrate and metal substrate；The ultra-thin film layers, medium base
Plate and metal substrate are disposed adjacent successively；During for charging, the ultra-thin film layers are arranged on to the rear cover adjacent of electronic equipment,
For absorbing microwave；The metal substrate is arranged on to the battery adjacent of electronic equipment.The metal substrate can reflect not
By the microwave that ultra-thin film layers absorb, prevent microwave interference from showing picture.
Description of the drawings
Fig. 1 is one embodiment of the invention microwave antenna structure diagram；
Fig. 2 is one embodiment of the invention microwave receiving device structure diagram；
Fig. 3 is another embodiment of the present invention microwave receiving device structure diagram；
Fig. 4 is one embodiment of the invention microwave receiving device usage scenario figure.
Specific embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In attached drawing
Give the preferred embodiment of the present invention.But the present invention can realize in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more saturating
It is thorough comprehensive.
As shown in Figure 1, it is one embodiment of the invention microwave antenna structure diagram.
The present invention provides a kind of microwave antenna, including medium substrate 120, is arranged on the one of the medium substrate 120
The ultra-thin film layers 110 of side are arranged on the metal substrate of one side opposite with the ultra-thin film layers 110 on the medium substrate 120
130；
One side of the ultra-thin film layers 110 away from the medium substrate 120 and the electronics where the microwave antenna
The rear cover of equipment is disposed adjacent；One side of the metal substrate 130 away from the medium substrate 120 and the microwave antenna
The battery of the electronic equipment at place is disposed adjacent.
Above-mentioned microwave antenna, including ultra-thin film layers, medium substrate and metal substrate；The ultra-thin film layers, medium base
Plate and metal substrate are disposed adjacent successively；During for charging, the ultra-thin film layers are arranged on to the rear cover adjacent of electronic equipment,
For absorbing microwave；The metal substrate is arranged on to the battery adjacent of electronic equipment.The metal substrate can reflect not
By the microwave that ultra-thin film layers absorb, prevent microwave interference from showing picture.
In one embodiment, the microwave antenna, which further includes, is arranged on the metal substrate and the microwave receiving
Heat-conducting silica gel sheet between the battery of electronic equipment where antenna.Heat-conducting silica gel sheet can prevent metal substrate from absorbing electronics and setting
Electronics and electric current on standby touch-screen, so as to ensure the sensitivity of touch screen of electronic equipment.
In one embodiment, the heat-conducting silica gel sheet can be pasted with the metal substrate.In another embodiment,
The heat-conducting silica gel sheet can also be with the battery of the electronic equipment where the microwave antenna paste, and with the microwave
The rear cover fitting of electronic equipment where reception antenna.
Further, the back shroud curved surface of the microwave antenna and the electronic equipment where the microwave antenna is total to
Type can improve the absorptivity of electromagnetic wave.
Further, the medium substrate can be that the dielectric constants such as resin series, glass fibre or ceramic powder are relatively low
Material, signal velocity are fast.
Further, the size ratio metal substrate of the heat-conducting silica gel sheet is big, than electronics where the microwave antenna
The size of the rear cover of equipment is small.In this way, the heat-conducting silica gel sheet can not only be made to prevent metal substrate from absorbing to touch to greatest extent
Touch the electronics of screen, interference touches, additionally it is possible to cell heat quickly be guided, while can also be played entire super surface and back shroud
The effect of fitting.
In one embodiment, the ultra-thin film layers are configured to the geometry figure with sub-wavelength macroscopic view elementary cell
Case.
Further, the ultra-thin film layers can carry out design according to product size requirement and microwave frequency.One
In a embodiment, simulated by computer analog software, design mask pattern according to demand, mask plate and fixture are fixed,
Then medium substrate is fixed on fixture, by the figure that the ultra-thin film layers that magnetron sputtering is designed are carried out to medium substrate
Case.In this way, shortening technological process, yield is improved.Wherein, the patterning of ultra-thin film layers can be split ring, work shape, spill or
Person's five-pointed star.Different phase effects and electromagnetic wave absorption can be realized by being configured to the ultrathin membrane of different pattern and different azimuth
Efficiency.
In one embodiment, by the way of vertical continuous magnetron sputtering plated film, splashed successively in the both sides of medium substrate
Cross ultra-thin film layers and metal substrate.
Specifically, the vertical magnetron sputtering apparatus is included successively into piece room, First Transition room, the first surge chamber, first
Sputtering chamber, rotating room, the second sputtering chamber, the second surge chamber, the second transition chamber and slice room.By the medium substrate of wash clean and in advance
The mask plate first made is fixed on fixture, is sent into piece room, and the medium substrate passes sequentially through First Transition room, first slow
Room is rushed, reaches the first sputtering chamber, carries out the plated film of graphite tin, forms ultra-thin film layers；Then rotating room is arrived, can will be sputtered ultra-thin
The medium substrate of film layer rotates 180 °, is re-fed into the plated film that the second sputtering chamber carries out metallic copper, passes through second successively again after finishing
Surge chamber, the second transition chamber reach slice room, and so far, ultra-thin film layers and metal copper layer have all sputtered completion.It is set using same
It is standby to complete two procedures, the time has both been saved, has also saved cost of labor, one-pass molding is efficient.
In one embodiment, the ultra-thin film layers are made of graphite tin.Further, the membrane thickness is 0.1-
0.2μm.Had using ultra-thin film layers made of graphite tin and be not easy the characteristic aoxidized, as the time elapses, the suction of electromagnetic wave
The rate of producing effects will not be affected.
In one embodiment, the raw material of the metal substrate are copper.In other embodiments, the metal substrate
Raw material can also be other metal materials.
Specifically, the back shroud is the back shroud of the 2D-3D hand-held electronic products of existing market prevalence, and material is exhausted
Edge material glass, plastics or ceramics, back shroud electromagnetic wave can penetrate made of these materials.The back shroud cannot be metal
Material.The electronic product is specifically as follows mobile phone, tablet computer etc..
As shown in Fig. 2, the structure diagram for one embodiment of the invention microwave receiving device.
In one embodiment, the present invention also provides a kind of microwave receiving device, including microwave switching arrangement 220 and above-mentioned
Microwave antenna 210 described in any one.The input terminal of the microwave switching arrangement is connected with the microwave antenna,
The output terminal of the microwave switching arrangement is connected with the battery of the electronic equipment where the microwave antenna.
Above-mentioned microwave receiving device, due to including ultra-thin film layers, medium substrate and metal substrate, in the microwave receiving device
During for charging, the ultra-thin film layers are arranged on to the rear cover adjacent of electronic equipment, for absorbing microwave；By the Metal Substrate
The battery adjacent of electronic equipment where plate is arranged on the microwave antenna.Metal substrate can be reflected not by ultra-thin film layers
The microwave of absorption prevents microwave interference from showing picture.
Specifically, it can be load that the microwave switching arrangement, which is converted to the microwave that the microwave antenna receives,
Electric energy used provides charging for the electronic equipment where the microwave antenna.
In one embodiment, the microwave switching arrangement 220 includes rectification circuit and DC converting circuit；The rectification
The input terminal of circuit connects the microwave antenna, and the output terminal of the rectification circuit connects the DC converting circuit.
Specifically, the DC converting circuit is used for the direct current signal that direct current signal is converted to load and can directly be utilized.
The efficiency that microwave wireless signal is converted into the direct current signal that can directly utilize is improved in the above manner.
As shown in figure 3, another embodiment of the present invention microwave receiving device structure diagram.
In one embodiment, the rectification circuit 300 includes input filter circuit 310, match circuit 320, rectification two
Pole pipe 330 and output filter circuit 340；The input filter circuit 310, match circuit 320, rectifier diode 330 and output
Filter circuit 340 is sequentially connected.
In one embodiment, the input filter circuit includes low-pass filter or harmonics restraint antenna.In a tool
In body embodiment, the input filter circuit includes low-pass filter；In the present embodiment, the effect of the low-pass filter is
Fundamental frequency is allowed by the way that other frequency components of antenna is prevented to enter rectifier diode, while the higher hamonic wave that reflection diode generates.
In another embodiment, the input filter circuit includes harmonics restraint antenna, can reduce rectification circuit volume.
In one embodiment, the output filter includes straight-through wave filter.Specifically, the straight-through wave filter
Effect is only to allow direct current by the way that harmonic wave more than fundamental frequency and fundamental frequency is reflected back into rectifier diode, on the one hand improves output
The smoothness of direct current, on the other hand by the energy of reflection, rectification utilizes again.
Specifically, the match circuit realizes the matching between microwave antenna and wave filter.
Further, rectification circuit is integrated on microwave antenna and is formed RECTIFYING ANTENNA, RECTIFYING ANTENNA can be from
Microwave energy is received in free space and its rectification is supplied to load for electric flux.
In one embodiment, the electronic equipment DC converting circuit being integrated in where the microwave antenna
Master control circuit board on, so as to save microwave charging unit occupied space in the electronic device.In the present embodiment, institute
It states and is electrically connected between microwave antenna and the master control circuit board of the electronic equipment where the microwave antenna.
As shown in figure 4, it is one embodiment of the invention microwave receiving device usage scenario figure.
In the present embodiment, the microwave receiving device includes microwave antenna and microwave switching arrangement.Wherein, micro-
The medium substrate one side of ripple reception antenna sets ultra-thin film layers, and the one side opposite with the ultra-thin film layers is set on the medium substrate
Metal substrate is put, the one side away from the medium substrate sets heat-conducting silica gel sheet on the metal substrate；The ultra-thin film layers are remote
One side from the medium substrate is disposed adjacent with the rear cover of the electronic equipment where the microwave antenna；The thermal conductive silicon
One side of the film away from the metal substrate is disposed adjacent with the battery of the electronic equipment；The DC converting circuit is integrated in institute
In the master board for stating the electronic equipment where microwave antenna；Connect between the microwave antenna and microwave switching arrangement
It connects, the microwave switching arrangement is connected with the battery of the electronic equipment where the microwave antenna.
For above-mentioned microwave receiving device when for charging, the microwave antenna receives microwave, and microwave is sent into rectification
Then signal through over commutation is sent to the DC converting circuit being integrated in electronic equipment master board, obtained by circuit rectifies
It can be load direct current signal used, charge so as to the battery of the electronic equipment where the microwave antenna.Wherein,
The metal substrate can reflect the microwave not absorbed by ultra-thin film layers, prevent microwave interference from showing picture；The heat conductive silica gel
Piece can prevent metal substrate from absorbing electronics and electric current on electronic device touchscreen, so as to ensure the spirit of the touch-screen of electronic equipment
Sensitivity.
In one embodiment, the present invention also provides a kind of microwave charging unit, including microwave launcher and as above-mentioned
Microwave receiving device described in any one.
Above-mentioned microwave charging unit, the microwave launcher convert electrical energy into microwave using microwave source, by transmitting day
Line emits；The microwave antenna receives microwave, and pass through rectification circuit and DC converting circuit to the microwave that receives into
Row rectification and direct current conversion obtain being load direct current signal used, so as to the electricity where the microwave antenna
The battery of sub- equipment charges.Wherein, the microwave antenna includes ultra-thin film layers, medium substrate and metal substrate；It is described super
Film layer, medium substrate and metal substrate are disposed adjacent successively.During for charging, the ultra-thin film layers are arranged on electronic equipment
Rear cover adjacent, for absorbing microwave；Electronic equipment where the metal substrate is arranged on the microwave antenna
Battery adjacent.Metal substrate can reflect the microwave not absorbed by ultra-thin film layers, prevent microwave interference from showing picture.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of microwave antenna, which is characterized in that including：Medium substrate, be arranged on the medium substrate one side it is super
Film layer is arranged on the metal substrate of one side opposite with the ultra-thin film layers on the medium substrate；
One side of the ultra-thin film layers away from the medium substrate and the rear cover of the electronic equipment where the microwave antenna
It is disposed adjacent；One side of the metal substrate away from the medium substrate and the electronic equipment where the microwave antenna
Battery is disposed adjacent.
2. microwave antenna according to claim 1, which is characterized in that further include and be arranged on the metal substrate and institute
State the heat-conducting silica gel sheet between the battery of the electronic equipment where microwave antenna.
3. microwave antenna according to claim 1, which is characterized in that the ultra-thin film layers are made of graphite tin.
4. according to the microwave antenna described in claims 1 to 3 any one, which is characterized in that the ultra-thin film layers are set
It is set to the geometry pattern with sub-wavelength macroscopic view elementary cell.
5. a kind of microwave receiving device, which is characterized in that including：Microwave switching arrangement and such as claim 1-4 any one institute
The microwave antenna stated；The input terminal of the microwave switching arrangement is connected with the microwave antenna, the microwave conversion
The output terminal of device is connected with the battery of the electronic equipment where the microwave antenna.
6. microwave receiving device according to claim 5, which is characterized in that the microwave switching arrangement includes rectification circuit
And DC converting circuit；The input terminal of the rectification circuit connects the microwave antenna, the output terminal of the rectification circuit
Connect the DC converting circuit.
7. microwave receiving device according to claim 6, which is characterized in that the rectification circuit includes input filter electricity
Road, match circuit, rectifier diode and output filter circuit；The input filter circuit, match circuit, rectifier diode and defeated
Go out filter circuit to be sequentially connected.
8. microwave receiving device according to claim 7, which is characterized in that the input filter circuit includes low-pass filtering
Device or harmonics restraint antenna；The output filter includes straight-through wave filter.
9. according to the microwave receiving device described in claim 6 to 8 any one, which is characterized in that the DC converting circuit
It is integrated in the master control circuit board of the electronic equipment where the microwave antenna.
10. a kind of microwave charging unit, which is characterized in that including microwave launcher and such as claim 5-9 any one institute
The microwave receiving device stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711283498.7A CN108054499B (en) | 2017-12-07 | 2017-12-07 | Microwave receiving antenna, device and microwave charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711283498.7A CN108054499B (en) | 2017-12-07 | 2017-12-07 | Microwave receiving antenna, device and microwave charging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108054499A true CN108054499A (en) | 2018-05-18 |
| CN108054499B CN108054499B (en) | 2020-09-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711283498.7A Active CN108054499B (en) | 2017-12-07 | 2017-12-07 | Microwave receiving antenna, device and microwave charging device |
Country Status (1)
| Country | Link |
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| CN (1) | CN108054499B (en) |
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| CN107346447A (en) * | 2017-09-05 | 2017-11-14 | 北京石墨烯研究院 | NFC/RFID intelligent labels and its manufacture method and application |
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|---|---|---|---|---|
| CN201741174U (en) * | 2010-08-27 | 2011-02-09 | 电子科技大学 | RFID electronic tag capable of being charged wirelessly |
| CN104704513A (en) * | 2012-11-28 | 2015-06-10 | 株式会社村田制作所 | Interface and communication device |
| KR101499413B1 (en) * | 2013-10-11 | 2015-03-09 | 주식회사 이그잭스 | Antenna module for near field communication |
| CN104767029A (en) * | 2015-03-17 | 2015-07-08 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | Micro-strip rectification antenna based on WIFI frequency band |
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| CN105159053A (en) * | 2015-10-10 | 2015-12-16 | 宝玲 | Health monitoring intelligent watch |
| CN205725058U (en) * | 2016-06-06 | 2016-11-23 | 薛寿贞 | Wireless charging system |
| CN107123855A (en) * | 2017-02-16 | 2017-09-01 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | A kind of microwave rectification antenna of compact conformation |
| CN107069899A (en) * | 2017-06-19 | 2017-08-18 | 郑州携能通信技术有限公司 | A kind of wireless charging reception system and method |
| CN107346447A (en) * | 2017-09-05 | 2017-11-14 | 北京石墨烯研究院 | NFC/RFID intelligent labels and its manufacture method and application |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108054499B (en) | 2020-09-04 |
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