CN107069993A - Device for converting electric energy based on wireless receiving - Google Patents
Device for converting electric energy based on wireless receiving Download PDFInfo
- Publication number
- CN107069993A CN107069993A CN201710226426.2A CN201710226426A CN107069993A CN 107069993 A CN107069993 A CN 107069993A CN 201710226426 A CN201710226426 A CN 201710226426A CN 107069993 A CN107069993 A CN 107069993A
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- CN
- China
- Prior art keywords
- diode
- electric capacity
- wireless receiving
- electric energy
- selection circuit
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- 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.)
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Classifications
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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
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
Abstract
The present invention provides a kind of device for converting electric energy based on wireless receiving, the device for converting electric energy based on wireless receiving includes reception antenna, frequency selection circuit, rectification circuit and current output terminal, the reception antenna is connected with the frequency selection circuit, the frequency selection circuit is connected with rectification circuit, and the rectification circuit is connected with the current output terminal；The reception antenna is used for from the aerial signal for receiving predeterminated frequency and transmits a signal to frequency selection circuit；The frequency selection circuit is used to the signal of budget frequency being filtered filtering；The rectification circuit is used to the signal after the filtering filtering being converted to charging current and exported to current output terminal mouthful.Electronic equipment is can be implemented as by the present invention to be charged at a distance, improves the flexibility of wireless charging.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of device for converting electric energy based on wireless receiving.
Background technology
Existing electronic equipment wireless charging scheme is mainly coil version, and coil version is to couple to carry out using magnetic induction
Energy transmission, i.e. planar primary coil produce time-varying magnetic field and induced voltage are produced in secondary coil, so as to realize energy
Transmission.Accordingly, it be must be placed at using the electronic equipment (for example, mobile phone) of this wireless charging technology on wireless charging electroplax,
Therefore, it is necessary to provide it is a kind of aerial high-frequency signal is converted into electric energy with avoid using coil carry out wireless charging dress
Put.
The content of the invention
It is a primary object of the present invention to provide a kind of device for converting electric energy based on wireless receiving, it is intended to which solving will be aerial
High-frequency signal electric energy is converted into carry out the technical problem of wireless charging.
To achieve the above object, it is described to be based on nothing the invention provides a kind of device for converting electric energy based on wireless receiving
Line receive device for converting electric energy include reception antenna, frequency selection circuit, rectification circuit and current output terminal, the reception antenna with
The frequency selection circuit series connection, the frequency selection circuit is connected with rectification circuit, and the rectification circuit is connected with the current output terminal；
The reception antenna is used for from the aerial signal for receiving predeterminated frequency and transmits a signal to frequency selection circuit；
The frequency selection circuit is used to the signal of budget frequency being filtered filtering；And
The rectification circuit is used to the signal after the filtering filtering is converted to charging current and exported to electric current to export
Port.
It is preferred that, the frequency selection circuit is composed in series by the first electric capacity and the first inductance.
It is preferred that, the device for converting electric energy based on wireless receiving also includes the second electric capacity, wherein, the frequency selection circuit
Connected by second electric capacity with the rectification circuit.
It is preferred that, the rectification circuit includes the first diode, the second diode, the 3rd diode, the 4th diode, the
Five diodes, the 6th diode, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity and the 6th electric capacity, wherein, first diode,
It is connected in parallel between second diode, the 3rd diode, the 4th diode, the 5th diode, the anode of first diode
By the 3rd capacitance connection between the negative electrode of the second diode, the anode of second diode and the negative electrode of the 3rd diode
Between by the 4th capacitance connection, between the anode of the 3rd diode and the negative electrode of the 4th diode pass through the 5th electric capacity connect
Connect, by the 6th capacitance connection between the anode of the 4th diode and the negative electrode of the 5th diode, first diode,
Second diode, the 3rd diode, the 4th diode, the 5th diode, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity and the 6th
The parallel circuit that electric capacity is formed again with the 6th Diode series, wherein, the 3rd capacity earth and the described 1st
The plus earth of pole pipe.
It is preferred that, the 6th diode is connected with the current output terminal.
It is preferred that, the current output terminal includes charging port and the 7th electric capacity, wherein, the charging port and described the
Seven electric capacity are in parallel, one end ground connection of the 7th electric capacity.
It is preferred that, the reception antenna is yagi aerial.
It is preferred that, the receives frequency of the reception antenna is 340 between 570MHz.
The present invention uses above-mentioned technical proposal, and the technique effect brought is：The present invention is by passing through frequency selection circuit and rectification
High-frequency signal is converted into electric current by circuit, and the electric current after conversion is inputted to electronic equipment to be charged by current output terminal,
So as to realizing aerial remote charging, it is to avoid must be positioned over during electronic equipment wireless charging on coil device, improve nothing
The flexibility of line charging.
Brief description of the drawings
Fig. 1 is the structural representation of the device for converting electric energy of the invention based on wireless receiving；
Fig. 2 is the electrical block diagram of the preferred embodiment of the device for converting electric energy of the invention based on wireless receiving.
The object of the invention is realized, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Further to illustrate the present invention to reach the technological means and effect that predetermined goal of the invention is taken, below in conjunction with
Accompanying drawing and preferred embodiment, to embodiment, structure, feature and its effect of the present invention, are described in detail as follows.It should manage
Solution, the specific embodiments described herein are merely illustrative of the present invention, is not intended to limit the present invention.
Shown in reference picture 1, Fig. 1 is the structural representation of the device for converting electric energy of the invention based on wireless receiving.
Device for converting electric energy 1 of the present invention based on wireless receiving includes reception antenna 210, frequency selection circuit 220, rectification
Circuit 230 and current output terminal 240.The output end of the reception antenna 210 is connected with the input of the frequency selection circuit 220,
The output end of the frequency selection circuit 220 is connected with the input of the rectification circuit 230, the output end of the rectification circuit 230
Input also with the current output terminal 240 is connected.
The reception antenna 210 is used for from the aerial signal for receiving predeterminated frequency (for example, more than 440MHz frequency) simultaneously
The frequency selection circuit 220 is transmitted a signal to, the frequency selection circuit 220 is used to the signal of budget frequency being filtered filtering
(for example, the signal of filtering less than 440MHz frequencies), the rectification circuit 230 is used to change the signal after the filtering filtering
For charging current and export to current output terminal mouthfuls 240.
The reception antenna 210 of the device for converting electric energy 20 based on wireless receiving receives aerial high energy signals and production
The raw electric current for powering.In the present embodiment, the reception antenna 210 is yagi aerial, wherein, the reception antenna 210
Receives frequency 340 between 570MHz.
Further, as described in Figure 2, the reception antenna 210 is connected with the frequency selection circuit 220, the frequency selection circuit
220 are connected with rectification circuit 230, and the rectification circuit 230 is connected with the current output terminal 240.
Wherein, the frequency selection circuit 220 is composed in series by the first electric capacity C1 and the first inductance L1, wherein, the first electric capacity C1
Preferably 100pf, the first inductance L1 are preferably 1300pH, and the first inductance L1 resonant frequency is about 440M.Wherein, described first
Inductance L1 one end ground connection.
It is preferred that, the frequency selection circuit 220 selects 440M or so ac signal, completely cuts off direct current by the second electric capacity C2
Electricity, is conveyed to rectification circuit 230.I.e. described frequency selection circuit 220 is connected by the second electric capacity C2 with rectification circuit 230.
The rectification circuit 230 includes six diodes (i.e. the first diode, the second diode, the 3rd diode, four
Diode, the 5th diode, the 6th diode) and four electric capacity (i.e. the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity and the 6th electricity
Hold), wherein, the first diode D1, the second diode D2, the 3rd diode D3, the 4th diode D4, the 5th diode D5
Between be connected in parallel, between the anode of the first diode D1 and the second diode D2 negative electrode pass through the 3rd electric capacity C3 connect
Connect, the 4th electric capacity C4 connections, the described 3rd are passed through between the anode of the second diode D2 and the 3rd diode D3 negative electrode
By the 5th electric capacity C5 connections between diode D3 anode and the 4th diode D4 negative electrode, the sun of the 4th diode D4
By the 6th electric capacity C6 connections between pole and the 5th diode D5 negative electrode, the first diode D1, the second diode D2,
Three diode D3, the 4th diode D4, the 5th diode D5, the 3rd electric capacity C3, the 4th electric capacity C4, the electricity of the 5th electric capacity C5 and the 6th
Hold the parallel circuits that are formed of C6 connect with the 6th diode D6 again, wherein, the 3rd electric capacity C3 is grounded and described the
One diode D1 plus earth.
The current output terminal 240 includes charging port (i.e. CON1 in Fig. 2) and the 7th electric capacity C7, wherein charging port
It is connected in parallel with the 7th electric capacity C7.Wherein, one end ground connection of the 7th electric capacity C7.The charging port and electronic equipment
Connect to charge to electronic equipment.
In the present embodiment, the rectification circuit 230 is five voltage doubling rectifing circuits, relatively low alternating voltage can be changed into
Higher DC voltage.Wherein, the output voltage of the rectification circuit 230 is 5 times of sizes of input voltage.Then the 6th is passed through
Diode D6 completely cuts off alternating current, and by the electric capacity C7 of electric capacity the 7th of voltage-drop loading to current output terminal 240, electronic equipment is (for example
Mobile phone) two ends be parallel on the electric capacity C7 of electric capacity the 7th of current output terminal 240 can be charged as electronic equipment charging.
It should be noted that C1, C2, C3, C4, C5, C6, C7 are preferably the electric capacity of 100pf sizes in Fig. 2, L1 is preferably
The inductance of 1300pH sizes；D1, D2, D3, D4, D5, D6 are diode.
The device for converting electric energy 1 based on wireless receiving receives the high-frequency signal by the reception antenna, and leads to
Cross frequency selection circuit 220 and rectification circuit 230 and high-frequency signal (for example, 440MHz) is converted into electric current, the electric current after conversion passes through
Current output terminal 240 inputs to electronic equipment to be charged.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or between or be used in other related skills indirectly
Art field, is included within the scope of the present invention.
Claims (8)
1. a kind of device for converting electric energy based on wireless receiving, it is characterised in that the electric energy converting means based on wireless receiving
Put including reception antenna, frequency selection circuit, rectification circuit and current output terminal, the reception antenna is connected with the frequency selection circuit,
The frequency selection circuit is connected with rectification circuit, and the rectification circuit is connected with the current output terminal；
The reception antenna is used for from the aerial signal for receiving predeterminated frequency and transmits a signal to frequency selection circuit；
The frequency selection circuit is used to the signal of budget frequency being filtered filtering；And
The rectification circuit is used to the signal after the filtering filtering being converted to charging current and exported to current output terminal mouthful.
2. the device for converting electric energy based on wireless receiving as claimed in claim 1, it is characterised in that the frequency selection circuit is by the
One electric capacity and the first inductance are composed in series.
3. the device for converting electric energy as claimed in claim 2 based on wireless receiving, it is characterised in that described to be based on wireless receiving
Device for converting electric energy also include the second electric capacity, wherein, the frequency selection circuit passes through second electric capacity and the rectification circuit
Series connection.
4. the device for converting electric energy as claimed in claim 3 based on wireless receiving, it is characterised in that the rectification circuit includes
First diode, the second diode, the 3rd diode, the 4th diode, the 5th diode, the 6th diode, the 3rd electric capacity,
Four electric capacity, the 5th electric capacity and the 6th electric capacity, wherein, first diode, the second diode, the 3rd diode, the four or two pole
It is connected in parallel between pipe, the 5th diode, the 3rd is passed through between the anode of first diode and the negative electrode of the second diode
Capacitance connection, by the 4th capacitance connection between the anode of second diode and the negative electrode of the 3rd diode, the described 3rd
By the 5th capacitance connection between the negative electrode of the anode of diode and the 4th diode, the anode and the 5th of the 4th diode
By the 6th capacitance connection between the negative electrode of diode, first diode, the second diode, the 3rd diode, the four or two
The parallel circuit that pole pipe, the 5th diode, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity and the 6th electric capacity are formed again with it is described
6th Diode series, wherein, the plus earth of the 3rd capacity earth and first diode.
5. the device for converting electric energy based on wireless receiving as claimed in claim 4, it is characterised in that the 6th diode with
The current output terminal series connection.
6. the device for converting electric energy as claimed in claim 5 based on wireless receiving, it is characterised in that the current output terminal bag
Charging port and the 7th electric capacity are included, wherein, the charging port is in parallel with the 7th electric capacity, a termination of the 7th electric capacity
Ground.
7. the device for converting electric energy as claimed in claim 1 based on wireless receiving, it is characterised in that the reception antenna is eight
Wooden antenna.
8. the device for converting electric energy based on wireless receiving as claimed in claim 7, it is characterised in that the reception antenna connects
Frequency is received 340 between 570MHz.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710226426.2A CN107069993A (en) | 2017-04-09 | 2017-04-09 | Device for converting electric energy based on wireless receiving |
| PCT/CN2017/101982 WO2018188267A1 (en) | 2017-04-09 | 2017-09-16 | Electric energy conversion apparatus based on wireless reception |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710226426.2A CN107069993A (en) | 2017-04-09 | 2017-04-09 | Device for converting electric energy based on wireless receiving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107069993A true CN107069993A (en) | 2017-08-18 |
Family
ID=59602305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710226426.2A Pending CN107069993A (en) | 2017-04-09 | 2017-04-09 | Device for converting electric energy based on wireless receiving |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107069993A (en) |
| WO (1) | WO2018188267A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018188267A1 (en) * | 2017-04-09 | 2018-10-18 | 深圳市景程信息科技有限公司 | Electric energy conversion apparatus based on wireless reception |
| CN112421798A (en) * | 2019-08-03 | 2021-02-26 | 深圳市正南风科技有限公司 | Device for generating electricity by utilizing darkson and mobile terminal |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102142721A (en) * | 2011-04-12 | 2011-08-03 | 南京航空航天大学 | Radio-frequency wireless power supply system |
| CN103730932B (en) * | 2013-12-20 | 2017-01-11 | 深圳市文鼎创数据科技有限公司 | Wireless charging system |
| CN205509667U (en) * | 2016-01-22 | 2016-08-24 | 南京航空航天大学 | DC voltage is to power wireless transmission device of DC voltage |
| CN107069993A (en) * | 2017-04-09 | 2017-08-18 | 深圳市景程信息科技有限公司 | Device for converting electric energy based on wireless receiving |
-
2017
- 2017-04-09 CN CN201710226426.2A patent/CN107069993A/en active Pending
- 2017-09-16 WO PCT/CN2017/101982 patent/WO2018188267A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018188267A1 (en) * | 2017-04-09 | 2018-10-18 | 深圳市景程信息科技有限公司 | Electric energy conversion apparatus based on wireless reception |
| CN112421798A (en) * | 2019-08-03 | 2021-02-26 | 深圳市正南风科技有限公司 | Device for generating electricity by utilizing darkson and mobile terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018188267A1 (en) | 2018-10-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170818 |