CN104092315A - Mobile terminal wireless power supply system - Google Patents

Mobile terminal wireless power supply system Download PDF

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Publication number
CN104092315A
CN104092315A CN201410318078.8A CN201410318078A CN104092315A CN 104092315 A CN104092315 A CN 104092315A CN 201410318078 A CN201410318078 A CN 201410318078A CN 104092315 A CN104092315 A CN 104092315A
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pin
capacitor
resistance
chip
ground connection
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CN104092315B (en
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于银辉
王玉星
杨蕾
张春海
陈登昭
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Changchun Ao Fei office equipment Co. Ltd.
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Jilin University
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Abstract

The invention belongs to the technical field of wireless communication, in particular to a mobile terminal wireless power supply system. The mobile terminal wireless power supply system structurally comprises a transmitting antenna (1), a wireless energy transmitter (2) and a wireless energy receiving device (3). The wireless energy transmitter (2) comprises an encoder (21), a basic transmitting circuit (22) and a frequency hopping transmitting circuit (23). The wireless energy receiving device (3) comprises a frequency hopping receiving circuit (31), a mobile terminal wireless power supply device (32) and a decoder (33). The mobile terminal wireless power supply system has the advantages of being convenient to use, capable of achieving non-contact-type charging, large in coverage range, strong in anti-jamming capacity, high in safety and the like.

Description

Mobile terminal wireless power supply system
Technical field
The invention belongs to wireless communication technology field, particularly a kind of mobile terminal wireless power supply system.
Background technology
In the communications field, along with the development of industrial production with science and technology (especially power electronic technology), electric equipment is day by day universal, and the supply power mode of existing electronic equipment is also had higher requirement.Because traditional supply power mode substantially all adopts the directly transmission means of conduction of contact electric energy, and this mode exist mobile very flexible, dangerous, be not suitable for the problems such as adverse circumstances (under water, moist etc.) especially, can not meet the demand of social development.Therefore, based on this problem, a kind of technology of carrying out electric energy transmitting with the non-electric direct way of contact, i.e. wireless power transmission technology (WPT) have just been produced.
Existing contactless charging technique is to utilize near field induction, it is inductance coupling high, between charger and power device, with inductance coupling high, transmit energy, though do not need electric wire to connect between the two, but transmission range only can reach tens millimeter, and sending end docks deviation with receiving terminal coil can not be too large, otherwise power transmission efficiency will obviously decline.That is to say, user must be parked in charging equipment on fixing charger exactly.This contactless charging modes can not meet people's demand, and in recent years, has become the focus of people's research based on electromagnetic wireless power mode.
But in current disclosed document, prior art does not provide from electromagnetic being transmitted into of energy and receives the complete scheme of using, with the immediate prior art of the present invention be that application number is 201310544227.8 patent of invention < < mobile terminal wireless power supply > >, this patent discloses a kind of wireless power supply, its structure comprises reception antenna, rectification circuit, protective circuit, energy storage equipment and electric power management circuit, the electromagnetic wave that reception antenna can be received is converted to direct current, for mobile terminal charges, but this patent does not have to solve and can be come source problem and transmitting terminal and receiving terminal how to mate the problems such as transmission by the energy of this device reception is electromagnetic.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiency that background technology exists, utilize radio energy transmission technology, provide a kind of by Energy Transfer base station emitted energy electromagnetic wave, and make the energy electromagnetic wave of transmitting can receiving end user receive the wireless power supply system of use.
Technical problem of the present invention can be achieved through the following technical solutions:
The paid wireless power supply system of mobile terminal, is characterized in that, structure has: transmitting antenna 1, wireless energy transmitter 2, wireless energy receiving system 3;
Described wireless energy transmitter 2 comprises encoder 21, basic radiating circuit 22 and frequency hopping transmitting electricity 23, wherein, the output C_OUT of encoder 21 is connected with transmitting antenna 1, the output S_OUT of frequency hopping radiating circuit 23 is connected with the input B_IN of basic radiating circuit 22, and the output B_OUT of basic radiating circuit 22 is connected with transmitting antenna 1; Described frequency hopping radiating circuit 23 is comprised of the first clock circuit 231, the first random sequence generator 232, first frequency synthesizer 233, wherein the output CLK_OUT of the first clock circuit 231 meets the input M_IN of the first random sequence generator 232, the output M_OUT of the first random sequence generator 232 meets the input COM_IN of first frequency synthesizer 233, and the output COM_OUT of first frequency synthesizer 233 is as the output S_OUT of frequency hopping radiating circuit 23;
Described wireless energy receiving system 3 is comprised of frequency hopping receiving circuit 31, mobile terminal wireless power supply 32 and decoder 33, the port ATT of decoder 33 is all connected with the reception antenna of mobile terminal wireless power supply 32 with the input R_IN of frequency hopping receiving circuit 31, the output R_OUT of frequency hopping receiving circuit 31 is connected with the input of the rectification circuit of mobile terminal wireless power supply 32, described frequency hopping receiving circuit 31 is by second clock circuit 311, the second random sequence generator 312, second frequency synthesizer 313 and frequency mixer 314 form, wherein the output CLK_OUT of second clock circuit 311 meets the input M_IN of the second random sequence generator 312, the output M_OUT of the second random sequence generator 312 meets the input COM_IN of second frequency synthesizer 313, the output COM_OUT of second frequency synthesizer 313 connects the LO_IN end of frequency mixer 314, the RF_IN end of frequency mixer 314 is as the input R_IN of frequency hopping receiving circuit 31, the MF_OUT end of frequency mixer 314 is as the output R_OUT of frequency hopping receiving circuit 31,
The structure of described encoder 21 is, connecting resistance R29 between 15 pin of PT2362 chip U11 and 1 pin, 1 pin~3 pin of PT2362 chip U11 meets power supply VCC, 4 pin~6 pin ground connection, 7 pin, 8 pin are connected with one end of resistance R 1~R6 respectively successively with 10 pin~13 pin, also be connected with one end of interrupteur SW 1~SW6 respectively successively, also be connected with the anode of diode D1~D6 respectively successively, the equal ground connection of the other end of resistance R 1~R6, the other end of interrupteur SW 1~SW6 all meets power supply VCC, the negative electrode of diode D1~D6 all connects 18 pin of PT2362 chip U11, one end of the 17 pin connecting resistance R7 of PT2362 chip U11, the base stage of another termination triode Q5 of resistance R 7, one end of the crystal oscillator J1 that also one end of connecting resistance R8 and frequency are 315MHz, the collector electrode of triode Q5 is connected with one end of inductance L 1 and one end of capacitor C 1, another termination power VCC of the other end of inductance L 1 and capacitor C 1, between the collector electrode of triode Q5 and emitter, connect capacitor C 3, the collector electrode of triode Q5 connects one end of capacitor C 2, the other end of capacitor C 2 is as the output C_OUT of encoder 21, the emitter of triode Q5 is connected with one end of capacitor C 4 with one end of resistance R 9, the other end of resistance R 8, the other end of resistance R 9, the other end of capacitor C 4 and frequency are the equal ground connection of the other end of crystal oscillator J1,
The structure of described basic radiating circuit 22 is, one end of the base stage contact resistance R30 of triode Q1, one end of one end of resistance R 31 and capacitor C 12, and as input B_IN, the other end ground connection of the other end of resistance R 32 and capacitor C 12, the collector electrode of another termination triode Q1 of resistance R 30, the emitter of triode Q1 connects capacitor C 14, one end of C15 and resistance R 33, the other end ground connection of capacitor C 15 and resistance R 33, the other end of capacitor C 14 and capacitor C 13, one end of C16 is connected, the base stage of another termination triode Q2 of capacitor C 16, the other end of capacitor C 13 connects one end of capacitor C 17 and inductance L 4, the other end ground connection of inductance L 4, the other end of capacitor C 17 and inductance L 5, the negative electrode of one end of resistance R 34 and diode D13 connects, the other end of inductance L 5 connects capacitor C 18, one end of the shunt circuit that C19 forms, capacitor C 18, the other end ground connection of the shunt circuit that C19 forms, the plus earth of diode D13, the other end contact resistance R35 of resistance R 34, one end of R36, the other end ground connection of resistance R 36, resistance R 30, R32, one end of the other end of R35 and resistance R 37, one end of capacitor C 24, one end of inductance L 6 connects, also be connected with the collector electrode of triode Q2, the other end ground connection of capacitor C 24, one end of the other end contact resistance R38 of resistance R 37, the other end ground connection of resistance R 38, one end of the other end of inductance L 6 and capacitor C 25, one end of resistance R 40, one end of capacitor C 26, the positive pole of the primary coil of one end of inductance L 7 and transformer L5, the positive pole of the primary coil of transformer T4 is connected, and as output B_OUT, the other end ground connection of capacitor C 25, one end of the other end of resistance R 40 and resistance R 41, the base stage of one end of capacitor C 20 and triode Q3 is connected, the other end ground connection of resistance R 41, the other end of capacitor C 20 is connected with one end of resistance R 39 and the emitter of triode Q2, one end and the tap terminals of another termination potentiometer R53 of resistance R 39, the other end ground connection of potentiometer R53, the negative pole of the primary coil of transformer L5 connects the collector electrode of triode Q3, one end of the emitter connecting resistance R42 of triode Q3, the other end of resistance R 42 is connected with one end of capacitor C 21 with resistance R 43, the other end ground connection of resistance R 43 and capacitor C 21, the positive pole of the secondary coil of transformer L5 connects the base stage of triode Q4, minus earth, the emitter of triode Q4 and resistance R 44, one end of capacitor C 22 is connected, the other end ground connection of resistance R 44 and capacitor C 22, the collector electrode of triode Q4 connects the centre cap of the primary coil of voltage device T4, the both positive and negative polarity of the primary coil of transformer T4 is connected with the two ends of capacitor C 23 respectively, the both positive and negative polarity of secondary coil is connected with the two ends of resistance R 45 respectively, the other end ground connection of capacitor C 26, one end of another termination capacitor C 27 of inductance L 7 and power supply VCC, the other end ground connection of capacitor C 27,
The first described clock circuit 231 is identical with second clock circuit 311 structures, structure is, the output of the input NAND gate U1C of not gate U1A is connected, as output CLK_OUT, the output of not gate U1A is connected with the input of not gate U1B, the output of not gate U1B is connected the input of not gate U1C through variable resistor R52 successively with R51, the two ends of capacitor C 31 connect respectively the end that the input of not gate U1A is connected with resistance R 52, R51;
The first described random sequence generator 232 is identical with the second random sequence generator 312 structures, structure is, 8 pin of 74LS164 chip U3 are connected with 9 pin, and be connected with 9 pin with 8 pin of 74LS164 chip U4, as input M_IN, 1 pin of 74LS164 chip U3 is connected with 2 pin, connect the output of not gate U1D simultaneously, the output of the input termination XOR gate U2A of not gate U1D, 3 pin of an input termination 74LS164 chip U3 of XOR gate U2A, the output of another input termination XOR gate U2B, 5 pin of an input termination 74LS164 chip U3 of XOR gate U2B, the output of another input termination XOR gate U2C, 13 pin of 74LS164 chip U3 connect 1 pin and 2 pin of 74LS164 chip U4, 6 pin of an input termination 74LS164 chip U3 of XOR gate U2C, 10 pin of another input termination 74LS164 chip U4, and as output M_OUT,
Described first frequency synthesizer 233 is identical with the structure of second frequency synthesizer 313, structure is, 10 pin and 13 pin of 74LS74 chip U5 all meet power supply VCC, 12 pin are connected with 8 pin, 11 pin are connected with 9 pin with 15 pin of 74LS161 chip U6, also be connected with 3 pin of HC4046 chip U7, as input COM_IN, 9 pin of 74LS74 chip U5 are connected with 14 pin of HC4046 chip U7, 1 pin of 74LS161 chip U6, 7 pin and 10 pin meet power supply VCC, 2 pin are connected with 4 pin of HC4046 chip U7, as output COM_OUT, 3~6 pin of 74LS161 chip U6 meet 4-bit DIP switch SW, the equal ground connection of the other end of 4-bit DIP switch SW, 16 pin of HC4046 chip U7 meet power supply VCC, between 6 pin and 7 pin, connect capacitor C 28, 11 pin are through resistance R 46 ground connection, 12 pin are through variable resistor R47 ground connection, 5 pin, the equal ground connection of 8 pin, 15 pin are connected with 9 pin through variable resistor R48, pass through successively again resistance R 49, capacitor C 29 ground connection,
The structure of described frequency mixer 314 is, 1 pin of T0785 chip U8, 3 pin, 6 pin, 11 pin, 14 pin and the equal ground connection of 16 pin, 2 pin, 7 pin, 10 pin and 15 pin meet power supply VE, and respectively with capacitor C 33, C38, C39, one end of C32 connects, capacitor C 33, C38, C39, the other end ground connection of C32,4 and 5 pin of T0785 chip U8 connect respectively capacitor C 34, one end of C35, capacitor C 34, the other end of C35 connects respectively the two ends of inductance L 8, and is connected with the primary coil of transformer T1 and one end of secondary coil respectively, at the beginning of transformer T1, the other end of secondary coil is respectively as MF_OUT end and the ground connection of frequency mixer 314, and 13 and 12 pin of T0785 chip U8 connect respectively capacitor C 36, one end of C37, capacitor C 34, the other end of C35 connect connect respectively transformer T2 at the beginning of, one end of secondary coil, the other end of the primary and secondary coil of transformer T2 is respectively as LO_IN end and the ground connection of frequency mixer 314, and 8 and 9 pin of T0785 chip U8 connect respectively capacitor C 40, one end of C41, capacitor C 40, at the beginning of the other end difference connection transformer T3 of C41, one end of secondary coil, at the beginning of transformer T3, the other end of secondary coil is held and ground connection as the RF_IN of frequency mixer 314 respectively,
The structure of described decoder 33 is, 1~3 pin of PT2372 chip U10 meets power supply VE, 4~6 pin ground connection, 10~13, 17 totally 5 pins by the anode of the identical resistance R 12~R15 of 5 resistances diode D8~D12 identical with 5, be connected respectively successively, the equal ground connection of negative electrode of 5 diode D8~D12, connecting resistance R11 between 15 pin of PT2372 chip U10 and 16 pin, 18 pin and 1 pin of PT2372 chip U10 all meet power supply VE, the 9 pin ground connection of PT2372 chip U10, 14 pin of PT2372 chip U10 are connected with one end of resistance R 17, also be connected with one end of resistance R 18, the other end of resistance R 17 is connected with 1 pin of LM358 chip U9A, the other end ground connection of R18, contact resistance R16 between 1 pin of LM358 chip U9A and 3 pin, 3 pin of LM358 chip U9A are connected with 7 pin, 2 pin of LM358 chip U9A are connected with one end of resistance R 19, also be connected with one end of resistance R 20, another termination power VE of resistance R 19, the other end ground connection of resistance R 20, one termination power VE of capacitor C 11, other end ground connection, 8 pin of LM358 chip U9B meet power supply VE, connecting resistance R21 between 6 pin of LM358 chip U9B and 7 pin, 6 pin of LM358 chip U9B also connect one end of capacitor C 10, one end of the other end connecting resistance R24 of capacitor C 10, one end of the other end connecting resistance R28 of resistance R 24, one end of connecting resistance R22, connect one end of inductance L 2, connect one end of capacitor C 5, one end of the other end connecting resistance R23 of resistance R 22, meet power supply VE, 5 pin of another termination LM358 chip U9B of resistance R 23, one end of connecting resistance R25, the other end ground connection of resistance R 25, the anode of resistance R 28 another terminating diode D7, connect the base stage of triode Q6, connect one end of capacitor C 9, the other end ground connection of capacitor C 9, one end of the negative electrode connecting resistance R26 of diode D7, the other end ground connection of resistance R 26, the other end of the other end of inductance L 2 and capacitor C 5 all connects the collector electrode of triode Q6, also connect one end of capacitor C 6, also connect one end of capacitor C 7, the other end of capacitor C 6 is as the port ATT of decoder 33, the emitter of another termination triode Q6 of capacitor C 7, also connect one end of inductance L 3, one end of the other end connecting resistance R27 of inductance L 3, also connect one end of capacitor C 8, the equal ground connection of the other end of the other end of resistance R 27 and capacitor C 8.
Mobile terminal wireless power supply 32 of the present invention is prior aries, the patent of invention < < mobile terminal wireless power supply > > that specific design can be 201310544227.8 referring to application number, its structure comprises reception antenna, rectification circuit, protective circuit, energy storage equipment and electric power management circuit, the electromagnetic wave that reception antenna can be received is converted to direct current, for mobile terminal charges, in the present invention, between reception antenna and rectification circuit, added frequency hopping receiving circuit to realize the transmission coupling of receiving terminal and transmitting terminal, at transmitting terminal and receiving terminal, used respectively encoder simultaneously, for further using function with compensation, provide convenience.
The circuit preferred parameter of described encoder 21 is, resistance R 1~R6 is 10k Ω, and resistance R 7, R8, R9, R29 are respectively 47k Ω, 10k Ω, 100 Ω, 470k Ω; Capacitor C 1~C4 is respectively 10pF, 1pF, 6.8pF, 2.2pF; Inductance L 1:2.5mH; Diode D1~D6 is 1N4148; Triode Q5:S9018.
The circuit preferred parameter of described basic radiating circuit 22 is that resistance R 30~R45 is followed successively by 28k Ω, 32k Ω, 2k Ω, 1k Ω, 150k Ω, 20k Ω, 10k Ω, 8k Ω, 10k Ω, 1k Ω, 8.2k Ω, 9k Ω, 5k Ω, 360 Ω, 20k Ω, 51k Ω; Variable resistor R53:1k Ω; Capacitor C 12~C27 is followed successively by: 15pF, 20pF, 510pF, 2000pF, 33pF, 20pF, 47uF, 5100pF, 0.047uF, 0.01uF, 330pF, 0.022uF, 0.01uF, 0.01uF, 0.01uF, 0.01uF; Inductance L 4, L5 are respectively 10uH, 47uH and equal ribbon core, and inductance L 6, L7 are respectively 47uH, 47uH; Triode Q1~Q4 is respectively 9014,3DG100,3DA1,3DG130; Diode D13:1N4148.
The first described clock circuit 231 and the circuit preferred parameter of second clock circuit 311 are, resistance R 51:200, variable resistor R52:1k Ω; Capacitor C 31:100pF.
Described first frequency synthesizer 233 and the circuit preferred parameter of second frequency synthesizer 313 are, and resistance R 46, R48, R49 are followed successively by: 4.7k Ω, 50k Ω, 1k Ω; Variable resistor R47:20k Ω; Capacitor C 28, C29 are respectively 50pF, 1uF.
The circuit preferred parameter of described frequency mixer 314 is, capacitor C 32, C33 are 1uF, and capacitor C 34~C37 is 220pF, and capacitor C 38, C39 are 0.022uF, and capacitor C 40, C41 are 330pF; Inductance L 8:47uH.
The circuit preferred parameter of described coder-decoder 33 is that resistance R 10, R11, R12, R13, R14, R15 are 470 Ω, R16:47k Ω, R17:27k Ω, R18:47k Ω, R19:10k Ω, R20, R21:10k Ω, R22 is 27k Ω, R23:18k Ω, R24:1k Ω, R25:10k Ω, R26:75k Ω, R27:1k Ω, R28:150k Ω; Capacitor C 5:10pF, C6:1pF, C7:2pF, C8:2200pF, C9:2200pF, C10:10uF, C11:100uF; Inductance L 2:2.5mH, L3:10uH; Triode Q6:S9018; The model of diode D7~D12 used is 1N4148.
The present invention has following beneficial effect:
1, easy to use, non-contact power supply, can charge to the mobile terminal of working in the environment of some wired charging inconveniences easily.
2, range of receiving is large, the wireless energy transfer base station transmitting wireless energy electromagnetic wave of the paid wireless power supply system of mobile terminal of the present invention, and its coverage can reach 0.5kM to 10kM.
3, safe, adopt frequency hopping to realize transmitting terminal frequency according to pre-designed rule random jump, the resonance frequency of mobile terminal wireless power supply also changes thereupon, and both saltus step rules unanimously could normally receive, and have prevented that disabled user from utilizing energy electromagnetic wave.
4, antijamming capability is strong, stable performance, reliable operation.
5, the use of frequency hopping and coding and decoding circuit, can facilitate system to realize paid charging and use.
To sum up, the paid wireless power supply system of mobile terminal of the present invention can be applied to as needing the validated user of electric energy to make mobile terminal wireless power supply carry out high performance wireless charging in the place that has wireless energy electromagnetic wave to cover.Meanwhile, because this system has perfect charge system, can bring considerable income for common carrier, therefore, the paid wireless power supply system of this mobile terminal has application prospect very widely.
Accompanying drawing explanation
Fig. 1 is entire system structure of the present invention.
Fig. 2 is the schematic diagram of encoder circuit of the present invention.
Fig. 3 is the schematic diagram of the basic radiating circuit of the present invention.
Fig. 4 is the structured flowchart of frequency hopping radiating circuit of the present invention.
Fig. 5 is the structured flowchart of frequency hopping receiving circuit of the present invention.
Fig. 6 is the clock circuit schematic diagram that frequency hopping radiating circuit of the present invention and frequency hopping receiving circuit are used.
Fig. 7 is the random sequence generator circuit theory diagrams that frequency hopping radiating circuit of the present invention and frequency hopping receiving circuit are used.
Fig. 8 is the frequency synthesizer circuit schematic diagram that frequency hopping radiating circuit of the present invention and frequency hopping receiving circuit are used.
Fig. 9 is the mixer schematic diagram that frequency hopping receiving circuit of the present invention is used.
Figure 10 is the schematic diagram of decoder circuit of the present invention.
Embodiment
The concrete structure of each several part circuit of the present invention is described by reference to the accompanying drawings.The component parameters marking in accompanying drawing is the preferred parameter of each circuit.
Embodiment 1 entire system structure of the present invention
Referring to Fig. 1, structure of the present invention has: transmitting antenna 1, wireless energy transmitter 2, wireless energy receiving system 3;
Described transmitting antenna is used for emitted energy electromagnetic wave;
Described wireless energy transmitter 2 is used for produce power electromagnetic wave, for transmitting antenna 1, outwards launch, its structure comprises encoder 21, basic radiating circuit 22 and frequency hopping transmitting electricity 23, wherein, the output C_OUT of encoder 21 is connected with transmitting antenna 1, the output S_OUT of frequency hopping radiating circuit 23 is connected with the input B_IN of basic radiating circuit 22, and the output B_OUT of basic radiating circuit 22 is connected with transmitting antenna 1; The structure of described frequency hopping radiating circuit 23 is with reference to Fig. 4, by the first clock circuit 231, the first random sequence generator 232, first frequency synthesizer 233, formed, wherein the output CLK_OUT of the first clock circuit 231 meets the input M_IN of the first random sequence generator 232, the output M_OUT of the first random sequence generator 232 meets the input COM_IN of first frequency synthesizer 233, and the output COM_OUT of first frequency synthesizer 233 is as the output S_OUT of frequency hopping radiating circuit 23;
Described wireless energy receiving system 3 is comprised of frequency hopping receiving circuit 31, mobile terminal wireless power supply 32 and decoder 33, the input R_IN of frequency hopping receiving circuit 31 is connected with the reception antenna of mobile terminal wireless power supply 32, the output R_OUT of frequency hopping receiving circuit 31 is connected with the input of the rectification circuit of mobile terminal wireless power supply 32, the structure of described frequency hopping receiving circuit 31 is with reference to Fig. 5, by second clock circuit 311, the second random sequence generator 312, second frequency synthesizer 313 and frequency mixer 314 form, wherein the output CLK_OUT of second clock circuit 311 meets the input M_IN of the second random sequence generator 312, the output M_OUT of the second random sequence generator 312 meets the input COM_IN of second frequency synthesizer 313, the output COM_OUT of second frequency synthesizer 313 connects the LO_IN end of frequency mixer 314, the RF_IN end of frequency mixer 314 is as the input R_IN of frequency hopping receiving circuit 31, the MF_OUT end of frequency mixer 314 is as the output R_OUT of frequency hopping receiving circuit 31.
Embodiment 2 encoder circuits
With reference to Fig. 2, the structure of described encoder 21 is, connecting resistance R29 between 15 pin of PT2362 chip U11 and 1 pin, 1 pin~3 pin of PT2362 chip U11 meets power supply VCC, 4 pin~6 pin ground connection, 7 pin, 8 pin are connected with one end of resistance R 1~R6 respectively successively with 10 pin~13 pin, also be connected with one end of interrupteur SW 1~SW6 respectively successively, also be connected with the anode of diode D1~D6 respectively successively, the equal ground connection of the other end of resistance R 1~R6, the other end of interrupteur SW 1~SW6 all meets power supply VCC, the negative electrode of diode D1~D6 all connects 18 pin of PT2362 chip U11, one end of the 17 pin connecting resistance R7 of PT2362 chip U11, the base stage of another termination triode Q5 of resistance R 7, one end of the crystal oscillator J1 that also one end of connecting resistance R8 and frequency are 315MHz, the collector electrode of triode Q5 is connected with one end of inductance L 1 and one end of capacitor C 1, another termination power VCC of the other end of inductance L 1 and capacitor C 1, between the collector electrode of triode Q5 and emitter, connect capacitor C 3, the collector electrode of triode Q5 connects one end of capacitor C 2, the other end of capacitor C 2 is as the output C_OUT of encoder 21, the emitter of triode Q5 is connected with one end of capacitor C 4 with one end of resistance R 9, the other end of resistance R 8, the other end of resistance R 9, the other end of capacitor C 4 and frequency are the equal ground connection of the other end of crystal oscillator J1,
The effect of encoder circuit is to produce one group of given code signal at transmitting terminal, when transmitting antenna 1 emitted energy electromagnetic wave, will send this code signal simultaneously.
The basic radiating circuit of embodiment 3
With reference to Fig. 3, the structure of described basic radiating circuit 22 is, one end of the base stage contact resistance R30 of triode Q1, one end of one end of resistance R 31 and capacitor C 12, the other end ground connection of the other end of resistance R 32 and capacitor C 12, the collector electrode of another termination triode Q1 of resistance R 30, the emitter of triode Q1 connects capacitor C 14, one end of C15 and resistance R 33, the other end ground connection of capacitor C 15 and resistance R 33, the other end of capacitor C 14 and capacitor C 13, one end of C16 is connected, the base stage of another termination triode Q2 of capacitor C 16, the other end of capacitor C 13 connects one end of capacitor C 17 and inductance L 4, the other end ground connection of inductance L 4, the other end of capacitor C 17 and inductance L 5, the negative electrode of one end of resistance R 34 and diode D13 connects, the other end of inductance L 5 connects capacitor C 18, one end of the shunt circuit that C19 forms, capacitor C 18, the other end ground connection of the shunt circuit that C19 forms, the plus earth of diode D13, the other end contact resistance R35 of resistance R 34, one end of R36, the other end ground connection of resistance R 36, resistance R 30, R32, one end of the other end of R35 and resistance R 37, one end of capacitor C 24, one end of inductance L 6 connects, also be connected with the collector electrode of triode Q2, the other end ground connection of capacitor C 24, one end of the other end contact resistance R38 of resistance R 37, the other end ground connection of resistance R 38, one end of the other end of inductance L 6 and capacitor C 25, one end of resistance R 40, one end of capacitor C 26, the positive pole of the primary coil of one end of inductance L 7 and transformer L5, the positive pole of the primary coil of transformer T4 is connected, and as output B_OUT, the other end ground connection of capacitor C 25, one end of the other end of resistance R 40 and resistance R 41, the base stage of one end of capacitor C 20 and triode Q3 is connected, the other end ground connection of resistance R 41, the other end of capacitor C 20 is connected with one end of resistance R 39 and the emitter of triode Q2, one end and the tap terminals of another termination potentiometer R53 of resistance R 39, the other end ground connection of potentiometer R53, the negative pole of the primary coil of transformer L5 connects the collector electrode of triode Q3, one end of the emitter connecting resistance R42 of triode Q3, the other end of resistance R 42 is connected with one end of capacitor C 21 with resistance R 43, the other end ground connection of resistance R 43 and capacitor C 21, the positive pole of the secondary coil of transformer L5 connects the base stage of triode Q4, minus earth, the emitter of triode Q4 and resistance R 44, one end of capacitor C 22 is connected, the other end ground connection of resistance R 44 and capacitor C 22, the collector electrode of triode Q4 connects the centre cap of the primary coil of voltage device T4, the both positive and negative polarity of the primary coil of transformer T4 is connected with the two ends of capacitor C 23 respectively, the both positive and negative polarity of secondary coil is connected with the two ends of resistance R 45 respectively, the other end ground connection of capacitor C 26, one end of another termination capacitor C 27 of inductance L 7 and power supply VCC, the other end ground connection of capacitor C 27,
The major function of basic radiating circuit is produce power electromagnetic wave, by transmitting antenna 1, is launched.
Embodiment 4 clock circuits
In frequency hopping radiating circuit 23 and frequency hopping receiving circuit 31, all need to use clock circuit and be used for clocking, their structure is identical, referring to Fig. 6, the output of the input NAND gate U1C of not gate U1A is connected, as output CLK_OUT, the output of not gate U1A is connected with the input of not gate U1B, the output of not gate U1B is connected the input of not gate U1C through variable resistor R52 successively with R51, the two ends of capacitor C 31 connect respectively the end that the input of not gate U1A is connected with resistance R 52, R51.
Embodiment 5 random sequence hair generators
In frequency hopping radiating circuit 23 and frequency hopping receiving circuit 31, all need to use random sequence generator circuit, the clock signal that is used for clock circuit to produce is transformed into random signal, their structure is identical, referring to Fig. 7, 8 pin of 74LS164 chip U3 are connected with 9 pin, and be connected with 9 pin with 8 pin of 74LS164 chip U4, as input M_IN, 1 pin of 74LS164 chip U3 is connected with 2 pin, connect the output of not gate U1D simultaneously, the output of the input termination XOR gate U2A of not gate U1D, 3 pin of an input termination 74LS164 chip U3 of XOR gate U2A, the output of another input termination XOR gate U2B, 5 pin of an input termination 74LS164 chip U3 of XOR gate U2B, the output of another input termination XOR gate U2C, 13 pin of 74LS164 chip U3 connect 1 pin and 2 pin of 74LS164 chip U4, 6 pin of an input termination 74LS164 chip U3 of XOR gate U2C, 10 pin of another input termination 74LS164 chip U4, and as output M_OUT.
Embodiment 6 frequency synthesizers
In frequency hopping radiating circuit 23 and frequency hopping receiving circuit 31, all need to use frequency synthesizer, the random sequence that is used for that random sequence generator is produced is transformed into the oscillator signal of the frequency corresponding with random sequence, their structure is identical, referring to Fig. 8, 10 pin and 13 pin of 74LS74 chip U5 all meet power supply VCC, 12 pin are connected with 8 pin, 11 pin are connected with 9 pin with 15 pin of 74LS161 chip U6, also be connected with 3 pin of HC4046 chip U7, as input COM_IN, 9 pin of 74LS74 chip U5 are connected with 14 pin of HC4046 chip U7, 1 pin of 74LS161 chip U6, 7 pin and 10 pin meet power supply VCC, 2 pin are connected with 4 pin of HC4046 chip U7, as output COM_OUT, 3~6 pin of 74LS161 chip U6 meet 4-bit DIP switch SW, the equal ground connection of the other end of 4-bit DIP switch SW, 16 pin of HC4046 chip U7 meet power supply VCC, between 6 pin and 7 pin, connect capacitor C 28, 11 pin are through resistance R 46 ground connection, 12 pin are through variable resistor R47 ground connection, 5 pin, the equal ground connection of 8 pin, 15 pin are connected with 9 pin through variable resistor R48, pass through successively again resistance R 49, capacitor C 29 ground connection.
Embodiment 7 frequency mixers
In frequency hopping receiving circuit 31, need to use mixer, be used for the local oscillation signal of the high-frequency signal of reception antenna reception and 313 generations of second frequency synthesizer to carry out mixing, produce intermediate-freuqncy signal, rectification circuit for mobile terminal wireless power supply 32, when the frequency change rule of frequency hopping receiving circuit and frequency hopping radiating circuit is identical, receiving circuit could normal work, referring to Fig. 9, the structure of described frequency mixer 314 is, 1 pin of T0785 chip U8, 3 pin, 6 pin, 11 pin, 14 pin and the equal ground connection of 16 pin, 2 pin, 7 pin, 10 pin and 15 pin meet power supply VE, and respectively with capacitor C 33, C38, C39, one end of C32 connects, capacitor C 33, C38, C39, the other end ground connection of C32,4 and 5 pin of T0785 chip U8 connect respectively capacitor C 34, one end of C35, capacitor C 34, the other end of C35 connects respectively the two ends of inductance L 8, and is connected with the primary coil of transformer T1 and one end of secondary coil respectively, at the beginning of transformer T1, the other end of secondary coil is respectively as MF_OUT end and the ground connection of frequency mixer 314, and 13 and 12 pin of T0785 chip U8 connect respectively capacitor C 36, one end of C37, capacitor C 34, the other end of C35 connect connect respectively transformer T2 at the beginning of, one end of secondary coil, the other end of the primary and secondary coil of transformer T2 is respectively as LO_IN end and the ground connection of frequency mixer 314, and 8 and 9 pin of T0785 chip U8 connect respectively capacitor C 40, one end of C41, capacitor C 40, at the beginning of the other end difference connection transformer T3 of C41, one end of secondary coil, at the beginning of transformer T3, the other end of secondary coil is held and ground connection as the RF_IN of frequency mixer 314 respectively.
Embodiment 8 decoders
With reference to Figure 10, the structure of described decoder 33 is, 1~3 pin of PT2372 chip U10 meets power supply VE, 4~6 pin ground connection, 10~13, 17 totally 5 pins by the anode of the identical resistance R 12~R15 of 5 resistances diode D8~D12 identical with 5, be connected respectively successively, the equal ground connection of negative electrode of 5 diode D8~D12, connecting resistance R11 between 15 pin of PT2372 chip U10 and 16 pin, 18 pin and 1 pin of PT2372 chip U10 all meet power supply VE, the 9 pin ground connection of PT2372 chip U10, 14 pin of PT2372 chip U10 are connected with one end of resistance R 17, also be connected with one end of resistance R 18, the other end of resistance R 17 is connected with 1 pin of LM358 chip U9A, the other end ground connection of R18, contact resistance R16 between 1 pin of LM358 chip U9A and 3 pin, 3 pin of LM358 chip U9A are connected with 7 pin, 2 pin of LM358 chip U9A are connected with one end of resistance R 19, also be connected with one end of resistance R 20, another termination power VE of resistance R 19, the other end ground connection of resistance R 20, one termination power VE of capacitor C 11, other end ground connection, 8 pin of LM358 chip U9B meet power supply VE, connecting resistance R21 between 6 pin of LM358 chip U9B and 7 pin, 6 pin of LM358 chip U9B also connect one end of capacitor C 10, one end of the other end connecting resistance R24 of capacitor C 10, one end of the other end connecting resistance R28 of resistance R 24, one end of connecting resistance R22, connect one end of inductance L 2, connect one end of capacitor C 5, one end of the other end connecting resistance R23 of resistance R 22, meet power supply VE, 5 pin of another termination LM358 chip U9B of resistance R 23, one end of connecting resistance R25, the other end ground connection of resistance R 25, the anode of resistance R 28 another terminating diode D7, connect the base stage of triode Q6, connect one end of capacitor C 9, the other end ground connection of capacitor C 9, one end of the negative electrode connecting resistance R26 of diode D7, the other end ground connection of resistance R 26, the other end of the other end of inductance L 2 and capacitor C 5 all connects the collector electrode of triode Q6, also connect one end of capacitor C 6, also connect one end of capacitor C 7, the other end of capacitor C 6 is as the port ATT of decoder 33, the emitter of another termination triode Q6 of capacitor C 7, also connect one end of inductance L 3, one end of the other end connecting resistance R27 of inductance L 3, also connect one end of capacitor C 8, the equal ground connection of the other end of the other end of resistance R 27 and capacitor C 8.
The effect of decoder is mainly for the code signal of wireless energy transmitter 2 transmittings is decoded, and for further realizing the paid charging use of system, provides convenience.
Embodiment 9 mobile terminal wireless power supplies
Mobile terminal wireless power supply 32 of the present invention is prior aries, the patent of invention < < mobile terminal wireless power supply > > that specific design can be 201310544227.8 referring to application number, its structure comprises reception antenna, rectification circuit, protective circuit, energy storage equipment and electric power management circuit, the electromagnetic wave that reception antenna can be received is converted to direct current, for mobile terminal charges, in the present invention, between reception antenna and rectification circuit, added frequency hopping receiving circuit to realize the transmission coupling of receiving terminal and transmitting terminal, when the frequency change rule of transmitting terminal and receiving terminal is identical, receiving terminal could normally be worked, to prevent the use of unauthorized user.

Claims (2)

1. a mobile terminal wireless power supply system, structure has: transmitting antenna (1), wireless energy transmitter (2), wireless energy receiving system (3); It is characterized in that,
Described wireless energy transmitter (2), comprise encoder (21), basic radiating circuit (22) and frequency hopping transmitting electricity (23), wherein, the output C_OUT of encoder (21) is connected with transmitting antenna (1), the output S_OUT of frequency hopping radiating circuit (23) is connected with the input B_IN of basic radiating circuit (22), and the output B_OUT of basic radiating circuit (22) is connected with transmitting antenna (1); Described frequency hopping radiating circuit (23) is comprised of the first clock circuit (231), the first random sequence generator (232), first frequency synthesizer (233), wherein the output CLK_OUT of the first clock circuit (231) meets the input M_IN of the first random sequence generator (232), the output M_OUT of the first random sequence generator (232) meets the input COM_IN of first frequency synthesizer (233), and the output COM_OUT of first frequency synthesizer (233) is as the output S_OUT of frequency hopping radiating circuit (23);
Described wireless energy receiving system (3) is comprised of frequency hopping receiving circuit (31), mobile terminal wireless power supply (32) and decoder (33), the port ATT of decoder (33) is all connected with the reception antenna of mobile terminal wireless power supply (32) with the input R_IN of frequency hopping receiving circuit (31), the output R_OUT of frequency hopping receiving circuit (31) is connected with the input of the rectification circuit of mobile terminal wireless power supply (32), described frequency hopping receiving circuit (31) is by second clock circuit (311), the second random sequence generator (312), second frequency synthesizer (313) and frequency mixer (314) form, wherein the output CLK_OUT of second clock circuit (311) meets the input M_IN of the second random sequence generator (312), the output M_OUT of the second random sequence generator (312) meets the input COM_IN of second frequency synthesizer (313), the output COM_OUT of second frequency synthesizer (313) connects the LO_IN end of frequency mixer (314), the RF_IN end of frequency mixer (314) is as the input R_IN of frequency hopping receiving circuit (31), the MF_OUT end of frequency mixer (314) is as the output R_OUT of frequency hopping receiving circuit (31),
The structure of described encoder (21) is, connecting resistance R29 between 15 pin of PT2362 chip U11 and 1 pin, 1 pin~3 pin of PT2362 chip U11 meets power supply VCC, 4 pin~6 pin ground connection, 7 pin, 8 pin are connected with one end of resistance R 1~R6 respectively successively with 10 pin~13 pin, also be connected with one end of interrupteur SW 1~SW6 respectively successively, also be connected with the anode of diode D1~D6 respectively successively, the equal ground connection of the other end of resistance R 1~R6, the other end of interrupteur SW 1~SW6 all meets power supply VCC, the negative electrode of diode D1~D6 all connects 18 pin of PT2362 chip U11, one end of the 17 pin connecting resistance R7 of PT2362 chip U11, the base stage of another termination triode Q5 of resistance R 7, one end of the crystal oscillator J1 that also one end of connecting resistance R8 and frequency are 315MHz, the collector electrode of triode Q5 is connected with one end of inductance L 1 and one end of capacitor C 1, another termination power VCC of the other end of inductance L 1 and capacitor C 1, between the collector electrode of triode Q5 and emitter, connect capacitor C 3, the collector electrode of triode Q5 connects one end of capacitor C 2, the other end of capacitor C 2 is as the output C_OUT of encoder (21), the emitter of triode Q5 is connected with one end of capacitor C 4 with one end of resistance R 9, the other end of resistance R 8, the other end of resistance R 9, the equal ground connection of the other end of the other end of capacitor C 4 and crystal oscillator J1,
The structure of described basic radiating circuit (22) is, one end of the base stage contact resistance R30 of triode Q1, one end of one end of resistance R 31 and capacitor C 12, and as input B_IN, the other end ground connection of the other end of resistance R 32 and capacitor C 12, the collector electrode of another termination triode Q1 of resistance R 30, the emitter of triode Q1 connects capacitor C 14, one end of C15 and resistance R 33, the other end ground connection of capacitor C 15 and resistance R 33, the other end of capacitor C 14 and capacitor C 13, one end of C16 is connected, the base stage of another termination triode Q2 of capacitor C 16, the other end of capacitor C 13 connects one end of capacitor C 17 and inductance L 4, the other end ground connection of inductance L 4, the other end of capacitor C 17 and inductance L 5, the negative electrode of one end of resistance R 34 and diode D13 connects, the other end of inductance L 5 connects capacitor C 18, one end of the shunt circuit that C19 forms, capacitor C 18, the other end ground connection of the shunt circuit that C19 forms, the plus earth of diode D13, the other end contact resistance R35 of resistance R 34, one end of R36, the other end ground connection of resistance R 36, resistance R 30, R32, one end of the other end of R35 and resistance R 37, one end of capacitor C 24, one end of inductance L 6 connects, also be connected with the collector electrode of triode Q2, the other end ground connection of capacitor C 24, one end of the other end contact resistance R38 of resistance R 37, the other end ground connection of resistance R 38, one end of the other end of inductance L 6 and capacitor C 25, one end of resistance R 40, one end of capacitor C 26, the positive pole of the primary coil of one end of inductance L 7 and transformer L5, the positive pole of the primary coil of transformer T4 is connected, and as output B_OUT, the other end ground connection of capacitor C 25, one end of the other end of resistance R 40 and resistance R 41, the base stage of one end of capacitor C 20 and triode Q3 is connected, the other end ground connection of resistance R 41, the other end of capacitor C 20 is connected with one end of resistance R 39 and the emitter of triode Q2, one end and the tap terminals of another termination potentiometer R53 of resistance R 39, the other end ground connection of potentiometer R53, the negative pole of the primary coil of transformer L5 connects the collector electrode of triode Q3, one end of the emitter connecting resistance R42 of triode Q3, the other end of resistance R 42 is connected with one end of capacitor C 21 with resistance R 43, the other end ground connection of resistance R 43 and capacitor C 21, the positive pole of the secondary coil of transformer L5 connects the base stage of triode Q4, minus earth, the emitter of triode Q4 and resistance R 44, one end of capacitor C 22 is connected, the other end ground connection of resistance R 44 and capacitor C 22, the collector electrode of triode Q4 connects the centre cap of the primary coil of voltage device T4, the both positive and negative polarity of the primary coil of transformer T4 is connected with the two ends of capacitor C 23 respectively, the both positive and negative polarity of secondary coil is connected with the two ends of resistance R 45 respectively, the other end ground connection of capacitor C 26, one end of another termination capacitor C 27 of inductance L 7 and power supply VCC, the other end ground connection of capacitor C 27,
Described the first clock circuit (231) is identical with second clock circuit (311) structure, structure is, the output of the input NAND gate U1C of not gate U1A is connected, as output CLK_OUT, the output of not gate U1A is connected with the input of not gate U1B, the output of not gate U1B is connected the input of not gate U1C through variable resistor R52 successively with R51, the two ends of capacitor C 31 connect respectively the end that the input of not gate U1A is connected with resistance R 52, R51;
Described the first random sequence generator (232) is identical with the second random sequence generator (312) structure, structure is, 8 pin of 74LS164 chip U3 are connected with 9 pin, and be connected with 9 pin with 8 pin of 74LS164 chip U4, as input M_IN, 1 pin of 74LS164 chip U3 is connected with 2 pin, connect the output of not gate U1D simultaneously, the output of the input termination XOR gate U2A of not gate U1D, 3 pin of an input termination 74LS164 chip U3 of XOR gate U2A, the output of another input termination XOR gate U2B, 5 pin of an input termination 74LS164 chip U3 of XOR gate U2B, the output of another input termination XOR gate U2C, 13 pin of 74LS164 chip U3 connect 1 pin and 2 pin of 74LS164 chip U4, 6 pin of an input termination 74LS164 chip U3 of XOR gate U2C, 10 pin of another input termination 74LS164 chip U4, and as output M_OUT,
Described first frequency synthesizer (233) is identical with the structure of second frequency synthesizer (313), structure is, 10 pin and 13 pin of 74LS74 chip U5 all meet power supply VCC, 12 pin are connected with 8 pin, 11 pin are connected with 9 pin with 15 pin of 74LS161 chip U6, also be connected with 3 pin of HC4046 chip U7, as input COM_IN, 9 pin of 74LS74 chip U5 are connected with 14 pin of HC4046 chip U7, 1 pin of 74LS161 chip U6, 7 pin and 10 pin meet power supply VCC, 2 pin are connected with 4 pin of HC4046 chip U7, as output COM_OUT, 3~6 pin of 74LS161 chip U6 meet 4-bit DIP switch SW, the equal ground connection of the other end of 4-bit DIP switch SW, 16 pin of HC4046 chip U7 meet power supply VCC, between 6 pin and 7 pin, connect capacitor C 28, 11 pin are through resistance R 46 ground connection, 12 pin are through variable resistor R47 ground connection, 5 pin, the equal ground connection of 8 pin, 15 pin are connected with 9 pin through variable resistor R48, pass through successively again resistance R 49, capacitor C 29 ground connection,
The structure of described frequency mixer (314) is, 1 pin of T0785 chip U8, 3 pin, 6 pin, 11 pin, 14 pin and the equal ground connection of 16 pin, 2 pin, 7 pin, 10 pin and 15 pin meet power supply VE, and respectively with capacitor C 33, C38, C39, one end of C32 connects, capacitor C 33, C38, C39, the other end ground connection of C32,4 and 5 pin of T0785 chip U8 connect respectively capacitor C 34, one end of C35, capacitor C 34, the other end of C35 connects respectively the two ends of inductance L 8, and is connected with the primary coil of transformer T1 and one end of secondary coil respectively, at the beginning of transformer T1, the other end of secondary coil is respectively as MF_OUT end and the ground connection of frequency mixer (314), and 13 and 12 pin of T0785 chip U8 connect respectively capacitor C 36, one end of C37, capacitor C 34, the other end of C35 connect connect respectively transformer T2 at the beginning of, one end of secondary coil, the other end of the primary and secondary coil of transformer T2 is respectively as LO_IN end and the ground connection of frequency mixer (314), and 8 and 9 pin of T0785 chip U8 connect respectively capacitor C 40, one end of C41, capacitor C 40, at the beginning of the other end difference connection transformer T3 of C41, one end of secondary coil, at the beginning of transformer T3, the other end of secondary coil is held and ground connection as the RF_IN of frequency mixer (314) respectively,
The structure of described decoder (33) is, 1~3 pin of PT2372 chip U10 meets power supply VE, 4~6 pin ground connection, 10~13, 17 totally 5 pins by the anode of the identical resistance R 12~R15 of 5 resistances diode D8~D12 identical with 5, be connected respectively successively, the equal ground connection of negative electrode of 5 diode D8~D12, connecting resistance R11 between 15 pin of PT2372 chip U10 and 16 pin, 18 pin and 1 pin of PT2372 chip U10 all meet power supply VE, the 9 pin ground connection of PT2372 chip U10, 14 pin of PT2372 chip U10 are connected with one end of resistance R 17, also be connected with one end of resistance R 18, the other end of resistance R 17 is connected with 1 pin of LM358 chip U9A, the other end ground connection of R18, contact resistance R16 between 1 pin of LM358 chip U9A and 3 pin, 3 pin of LM358 chip U9A are connected with 7 pin, 2 pin of LM358 chip U9A are connected with one end of resistance R 19, also be connected with one end of resistance R 20, another termination power VE of resistance R 19, the other end ground connection of resistance R 20, one termination power VE of capacitor C 11, other end ground connection, 8 pin of LM358 chip U9B meet power supply VE, connecting resistance R21 between 6 pin of LM358 chip U9B and 7 pin, 6 pin of LM358 chip U9B also connect one end of capacitor C 10, one end of the other end connecting resistance R24 of capacitor C 10, one end of the other end connecting resistance R28 of resistance R 24, one end of connecting resistance R22, connect one end of inductance L 2, connect one end of capacitor C 5, one end of the other end connecting resistance R23 of resistance R 22, meet power supply VE, 5 pin of another termination LM358 chip U9B of resistance R 23, one end of connecting resistance R25, the other end ground connection of resistance R 25, the anode of resistance R 28 another terminating diode D7, connect the base stage of triode Q6, connect one end of capacitor C 9, the other end ground connection of capacitor C 9, one end of the negative electrode connecting resistance R26 of diode D7, the other end ground connection of resistance R 26, the other end of the other end of inductance L 2 and capacitor C 5 all connects the collector electrode of triode Q6, also connect one end of capacitor C 6, also connect one end of capacitor C 7, the other end of capacitor C 6 is as the port ATT of decoder (33), the emitter of another termination triode Q6 of capacitor C 7, also connect one end of inductance L 3, one end of the other end connecting resistance R27 of inductance L 3, also connect one end of capacitor C 8, the equal ground connection of the other end of the other end of resistance R 27 and capacitor C 8.
2. a kind of mobile terminal wireless power supply system according to claim 1, it is characterized in that, described encoder (21), circuit parameter is: resistance R 1~R6 is 10k Ω, resistance R 7, R8, R9, R29 are respectively 47k Ω, 10k Ω, 100 Ω, 470k Ω; Capacitor C 1~C4 is respectively 10pF, 1pF, 6.8pF, 2.2pF; Inductance L 1:2.5mH; Diode D1~D6 is 1N4148; Triode Q5:S9018; Described basic radiating circuit (22), circuit parameter is: resistance R 30~R45 is followed successively by 28k Ω, 32k Ω, 2k Ω, 1k Ω, 150k Ω, 20k Ω, 10k Ω, 8k Ω, 10k Ω, 1k Ω, 8.2k Ω, 9k Ω, 5k Ω, 360 Ω, 20k Ω, 51k Ω; Variable resistor R53:1k Ω; Capacitor C 12~C27 is followed successively by: 15pF, 20pF, 510pF, 2000pF, 33pF, 20pF, 47uF, 5100pF, 0.047uF, 0.01uF, 330pF, 0.022uF, 0.01uF, 0.01uF, 0.01uF, 0.01uF; Inductance L 4, L5 are respectively 10uH, 47uH and equal ribbon core, and inductance L 6, L7 are respectively 47uH, 47uH; Triode Q1~Q4 is respectively 9014,3DG100,3DA1,3DG130; Diode D13:1N4148; Described the first clock circuit (231) and second clock circuit (311), circuit parameter is: resistance R 51:200, variable resistor R52:1k Ω; Capacitor C 31:100pF; Described first frequency synthesizer (233) and second frequency synthesizer (313), circuit parameter is: resistance R 46, R48, R49 are followed successively by: 4.7k Ω, 50k Ω, 1k Ω; Variable resistor R47:20k Ω; Capacitor C 28, C29 are respectively 50pF, 1uF; Described frequency mixer (314), circuit parameter is: capacitor C 32, C33 are 1uF, and capacitor C 34~C37 is 220pF, and capacitor C 38, C39 are 0.022uF, and capacitor C 40, C41 are 330pF; Inductance L 8:47uH; Described coder-decoder (33), circuit parameter is: resistance R 10, R11, R12, R13, R14, R15 are 470 Ω, R16:47k Ω, R17:27k Ω, R18:47k Ω, R19:10k Ω, R20, R21:10k Ω, R22 is 27k Ω, R23:18k Ω, R24:1k Ω, R25:10k Ω, R26:75k Ω, R27:1k Ω, R28:150k Ω; Capacitor C 5:10pF, C6:1pF, C7:2pF, C8:2200pF, C9:2200pF, C10:10uF, C11:100uF; Inductance L 2:2.5mH, L3:10uH; Triode Q6:S9018; The model of diode D7~D12 used is 1N4148.
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