KR20070017804A - A Small and Light Wireless Power Transmitting and Receiving Device - Google Patents

Abstract

The present invention uses a transmission pad for generating an electromagnetic field of electromagnetic waves and a transmission pad for charging a mobile phone, a remote controller, an MP3, a PMP, a PDA, and various electronic devices that require battery charging using an internal and external reception module of a charging electronic device. The present invention relates to a transmission module comprising an adapter and a transmission pad capable of simultaneously charging a battery of various electronic devices freely and contactlessly and wirelessly, and a small and light wireless power transmission / reception device including a transmission module and a reception module. . More specifically, the present invention provides a compact and lightweight wireless power transmission / reception apparatus capable of charging by a solid state or wirelessly on a transmission pad for charging a battery of a mobile phone, MP3, PDA, etc. by using various internal and external reception modules. It is equipped with a transmission coil configured to convert general AC power from an outlet to an AC constant voltage signal of several tens to several hundreds of AC via an AC adapter, and then transmit power with high energy efficiency. Receiving a pad, a receiving coil of a solenoid or spiral structure to receive the induced magnetic field of electromagnetic waves generated by the transmission pad, a resonant circuit for maximizing the electric energy received through the receiving coil, and a signal from the resonant circuit Rectification circuit and electric energy with rectified predetermined current and voltage It is equipped with a receiving module composed of a charging circuit and a protection circuit to charge the battery, and the power is disconnected by charging power to a battery of a mobile phone, a remote controller, an MP3, a PMP, a PDA, and various electronic devices that need to be charged with the maximum inductive power conversion and power transmission. And it is possible to prevent safety accidents caused by a short circuit and to be easy to handle in a compact and lightweight.

Electromagnetic wave, wireless power transmission, magnetic field, relay coil, transmission pad, receiving module

Description

A Small and Light Wireless Power Transmitting and Receiving Device

1 is a schematic diagram of a compact and lightweight wireless power transceiver comprising a transmission pad and a receiving module having an AC adapter according to the present invention.

2 is a block diagram of a circuit embedded in an AC adapter and a transmission pad and a block diagram of a receiving module according to the present invention.

Figure 3: Spiral Transmission Coil

4: A relay coil composed of a spiral coil, a repeater of a resonant capacitor configuration for forming a relay coil and a resonant circuit, and a transmission coil composed of a spiral coil of a predetermined distance.

5 is a relay coil designed and manufactured by a spiral coil, a resonant capacitor for forming the relay coil and a resonant circuit, and a transmission coil composed of a spiral coil inside the relay coil.

6: Solenoid structure receiving coil wound induction coil on magnetic core

7: Receiving coil constructed by winding a receiving coil and a relay coil using a magnetic material as a common core

Fig. 8: Receiving coil composed of general spiral structure

9 is a reception coil formed in the same structure as the transmission coil of FIG.

10 is a circuit diagram of a receiving module designed and manufactured according to the present invention.

<Brief Description of Drawings>

11; The cell phone to be charged 12; Receive Module

13; Transmission pad 14; Connection terminal

15; AC adapter 16; consent

31; Capacitor 32; Noise reduction circuit

33; Primary rectifier circuit 34; Signal control unit

35; Transformer 36; 2nd rectifier circuit

37; Output control circuit 38; Frequency conversion and output control

39; Transmission coil 40; Receiving coil

41; Variable capacitors 42 for resonance and impedance matching; Rectifier circuit

43; Smoothing capacitor 44; Constant voltage, protection circuit

45; Connecting terminal 46; Rechargeable Battery in Receive Module

47; Electronics rechargeable battery 48; Send module

49; Receive Module

51; Relay coil 52; Transmission coil

53; Resonant capacitor 55; Relay coil

56; Transmission coil 57; Resonant capacitor

61; Receiving coil 62; Relay coil

63; Resonant capacitor 65; Relay coil

66; Receiving coil 67; Resonant capacitor

71; Receiving coil

72; Variable Capacitors for Resonance and Impedance Matching

73; Rectification diode 74; Smooth Capacitor

75; Constant voltage, protection circuit

76; Rechargeable battery inside receiving module 77; Electronic Rechargeable Battery

The present invention requires charging of a mobile phone, a remote controller, an MP3, a PMP, a PDA, and a battery by using a transmission pad generating a magnetic field of electromagnetic waves by receiving a predetermined power and an internal / external reception module for battery charging of a charging electronic device. It is located on the transmission pad for charging power of various electronic devices, and it is a small and light wireless power transmission / reception device including a transmission module composed of an adapter and a transmission pad for charging at the same time by contactless and wireless, and a transmission module and a reception module. It is about.

In the prior art, a battery charger for each model is required to charge a battery such as a cell phone, an MP3, and a PDA configured to transmit power by contact of electric wires for supplying electrical energy. Hassle to check the contact of the terminal, contact terminal is exposed to the air, can not be used due to the stacking and corrosion of the insulating material, or exposed to moisture, risk of electric shock and discharge through the contact when charging At the same time, it is impossible to charge various models and various electric devices at the same time, the volume is relatively large and heavy, and it is inconvenient to receive an incoming call during charging, and a disposable battery charger is used for temporary charging when the mobile phone battery is discharged. There is a problem that is impossible.

The technical problem to be achieved by the present invention is to recognize the problems of the prior art as described above, the noise filter, rectifier circuit, frequency conversion circuit, constant voltage circuit and electric signal to generate an induced magnetic field of electromagnetic waves of various sizes and outputs And a transmission module comprising an AC adapter configured as an output control unit for controlling a transmission pad and a transmission pad including a transmission coil for generating an induced magnetic field of electromagnetic waves as an electrical signal transmitted from the AC adapter, and receiving an induced magnetic field of electromagnetic waves generated from the transmission pad. In order to transmit the solenoid or spiral structure receiving coil and the received electrical energy to the output terminal with high efficiency, the rectifying circuit rectifies the signal from the variable capacitor for resonance and impedance matching. Charging circuit and protection It is equipped with a receiving module composed of a furnace and implements the maximum inductive wireless power transmission and reception device to prevent power accidents and short circuits and safety accidents by charging power to batteries of mobile phones, remote controllers, MP3, PMP, PDA and electric devices that require charging. Its purpose is to make it easy to install with small size and light weight, and to easily receive incoming calls when charging.

Still another object of the present invention is a transmission module comprising an AC adapter, a transmission induction coil, a transmission pad having a capacitor for resonating with the induction coil, and a transmission pad for generating an electromagnetic field of electromagnetic waves with the highest efficiency, and an induction coil for reception. Forming a resonant circuit and forming a variable capacitor for impedance matching with the output stage, it is possible to obtain the received electric energy with the highest efficiency while being designed and manufactured in a small size and light weight, so as to be a mobile phone, a remote controller, an MP3, a PMP, a PDA, and an electric device requiring charging By providing internal and external receiving module suitable for their charging contact terminal, it is possible to quickly and efficiently charge the rechargeable battery of various electric devices by contactless / wireless on one transmission pad and to avoid various inconveniences that may occur during wired charging. It's all about solving it.

Another object of the present invention is to charge the rechargeable battery of the small capacity in the receiving module and the charging battery in the electronic devices such as mobile phones at the same time to charge the receiving module for a short time in case of emergency during the discharge of the battery in the electronic device in addition to the wireless power conversion function It is to be used for power supply in electronic equipment.

The present invention uses a transmission pad that generates a magnetic field of electromagnetic waves by supplying a predetermined power source, and various electronic devices that require charging of a mobile phone, a remote controller, an MP3, a PMP, a PDA, and a battery by using internal and external reception modules of a charging electronic device. Compact and lightweight wireless power with a transmission module consisting of a transmission pad capable of charging a battery of a plurality of rechargeable electronic devices at the same time in a contactless and wireless manner on a transmission pad for charging a device. It relates to a transceiver.

In the prior art, a battery charger for each model is required to charge a battery such as a cell phone, an MP3, and a PDA configured to transmit power by contact of electric wires for supplying electrical energy. Hassle to check the contact of the terminal, contact terminal is exposed to the air, can not be used due to the stacking and corrosion of the insulating material, or exposed to moisture, risk of electric shock and discharge through the contact when charging At the same time, it is impossible to charge various models and various electric devices at the same time, the volume is relatively large and heavy, and it is inconvenient to receive an incoming call during charging, and a disposable battery charger is used for temporary charging when the mobile phone battery is discharged. There is a problem that is impossible.

The present invention has been created to solve the above problems of the prior art. It looks at the drawings to facilitate understanding of the present invention. 1 is a schematic diagram of a compact and lightweight wireless power transceiver comprising a transmission module and a reception module composed of an AC adapter and a transmission pad according to the present invention, and FIG. 2 is a circuit embedded in the AC adapter and transmission pad according to the present invention. The block diagram and the block diagram of the circuits built in the receiving module are shown. Figure 3 shows a spiral transmission coil designed and manufactured for an embodiment of the present invention, Figure 4 is a relay coil composed of a spiral coil designed and manufactured for an embodiment of the present invention, and for forming a relay coil and a resonant circuit A transmission coil composed of a repeater of a resonant capacitor configuration and a spiral coil of a predetermined distance is shown. 5 shows a relay coil composed of a spiral coil designed and manufactured for an embodiment of the present invention, a resonant capacitor for forming a relay coil and a resonant circuit, and a transmission coil composed of a spiral coil inside the relay coil. Figure 6 shows a receiving coil wound the induction coil in one magnetic core designed and manufactured for an embodiment of the present invention. FIG. 7 illustrates a receiving coil formed by winding a receiving coil and a relay coil by using a magnetic material designed and manufactured as a common core for an embodiment of the present invention, and FIG. 8 shows a receiving coil composed of a general spiral coil. have. 9 illustrates a receiving coil formed in the same structure as the transmitting coil of FIG. 5 designed and manufactured for the embodiment of the present invention, and FIG. 10 is a circuit diagram of a receiving module designed and manufactured according to the present invention.

The construction means according to the present invention will be described in detail. The present invention receives a transmission module composed of an AC adapter 15 and a transmission pad 13 designed to generate an electromagnetic field induced electromagnetic waves so as to receive power wirelessly, and receives the electromagnetic field induced electromagnetic waves generated by the transmission module. A receiving coil 71 generating an induced electromotive force, a variable capacitor 72 used for matching resonance and impedance fastened in parallel with the receiving coil 71 to maximize the received induced electromotive force and transmitting the same to an output terminal, Receiving module composed of rectifier circuit 73 for rectifying the signal output through variable capacitor 72 to diode and smoothing capacitor 74 for smoothing the rectified voltage and converting it into DC power. Wireless power transceiver. The transmitting module is a device for generating an induction magnetic field of electromagnetic waves required by the receiving module for charging power of a mobile phone, a remote controller, an MP3, a PMP, a PDA, and a variety of electric devices requiring a battery charge. Noise canceling filter 32 for removing noise included in power input from AC 220V / 110V, primary rectifying circuit 33 for rectifying AC power (signal) from which noise is removed, and rectified DC power A signal controller 34 for converting an electric signal having a frequency of several tens to hundreds of kHz output using a switching circuit, and a transformer 35 for converting an electric signal having a predetermined output and frequency into a required voltage in the signal controller; The main rectifier converts it into the required constant voltage power supply through the rectifying secondary rectifier circuit, converts it into an electric signal with the required output and frequency, and transmits it to the transmitting coil. It consists of an output control part 37 which controls the wave number and an output, and a transmission coil which receives the signal which passed through the output control part 37, and produces | generates the electromagnetic field of electromagnetic waves. The output control unit is configured to control the transmission output in consideration of the electrical energy required for various charging electronic (electric) devices. In order to keep the output of the signal output from the output control part constant, the output signal is sensed and fed back to the signal control part so that the output of the electric signal transmitted from the output control part to the transmitting coil increases and decreases when the output decreases. It has a feedback circuit to maintain the output. The transmission pad is designed and manufactured by fastening the induction coil and the capacitor so as to generate the induction magnetic field of the electromagnetic wave required for charging with high efficiency based on a signal that constantly generates a predetermined frequency and output voltage generated by the adapter. The transmission module, which is composed of the AC adapter 15 and the transmission pad 13 and generates an induced magnetic field of electromagnetic waves, is called a transmission module. The AC adapter and the transmission pad may be designed and manufactured as a separate type or separated to be separated at a distance as needed. In order to receive the induced magnetic field of electromagnetic waves generated by the transmitting module, a solenoid or spiral structure receiving coil and a resonant circuit relaying an induction magnetic field of electromagnetic waves in order to transmit the received electric energy to the output terminal with high efficiency are additionally connected. And a rectifying circuit rectifying the signal output through the resonant circuit and the relay coil to charge electric energy having a predetermined current and voltage, and charging of a mobile phone, a remote controller, an MP3, a PMP, a PDA, and a battery. It consists of a receiving module 12 having connection terminals coupled with the contacts formed to charge each electronic device for power supply of various necessary electronic (or electrical) devices. The receiving coils, amplifying repeaters (corresponding to the relay coils) and their constituent circuits are described in detail in Application Nos. 10-2004-0093696 and 10-2005-0059562 filed by the present applicant. Contact points formed in various electronic devices that control the output voltage, frequency and output power of the transmission module according to the present invention to transmit the induction magnetic field of the electromagnetic wave through the transmission pad to the required transmission output, and to charge the connection terminal of the reception module In the case of design and manufacture according to the mobile phone 11, MP3, and PDA as well as most of the electronic devices that need to be charged can be charged by fastening the connection terminal formed in the receiving module 12 to the external contact. The transmission pad and the AC adapter of the present invention can be designed or manufactured in one piece or separately as shown in FIG. It looks at the specific and various embodiments of the compact and lightweight wireless power transmission and reception apparatus having a transmission pad and a reception module according to the present invention.

EXAMPLES

A specific embodiment according to the present invention will be described with reference to the drawings. First, a transmission module according to the present invention will be described. The transmitting module includes a rectifying circuit 33 for rectifying an AC power removing signal and a noise removing filter for removing noise included in a power input from a general power supply AC 220V or a power source provided in various forms. The signal control unit 34 converts a DC power supply into an electric signal having a frequency of tens of thousands to hundreds of kilowatts using a switching circuit, and the signal control unit 34 converts an electric signal having a predetermined output and frequency into a required voltage. Control the frequency and output for transmitting the signal having a predetermined frequency and voltage to the transmission coil 39 while supplying the required output through the transformer 35 and the rectifying circuit 36 to rectify it, and then supplying it to the required output. And a transmission coil for generating an electromagnetic field induced electromagnetic field from the signal output through the transmission output control unit 37 Considering the electrical energy required for the dedicated electronic device is provided with a configuration for controlling the transmission output. In order to keep the output of the electrical signal output from the output control unit constant, the output signal transmitted to the transmission pad is sensed and fed back to the signal control unit so that the output of the electrical signal transmitted from the output control unit to the transmission coil increases and decreases. It has a feedback circuit that decreases and increases to maintain a constant transmit power at all times. The AC adapter 15 installed at the front end of the transmission pad in which the induction coil is embedded in the transmission module should be designed and manufactured in various ways so as to generate a predetermined frequency and AC output voltage while having a stable output. The configuration of the transmission coil embedded in the transmission pad according to the present invention may be variously formed to generate an induction magnetic field of electromagnetic waves so that as much electric energy as possible can be induced in the reception coil built in the reception module 12. Table 1 shows the diameter, the number of turns, the inner diameter and the outer diameter of the spiral coil constructed in FIG. 3, and corresponds to Sample 1 of the transmission coil used in the embodiment of the present invention.

Table 1. Diameter, number of turns, inner diameter and outer diameter of the spiral coil of FIG. 3 (transmission sample 1)

Table 2 is a spiral coil designed and manufactured as shown in FIG. 4, and the diameter of the spiral type coil and the spiral coil having a predetermined distance connected to the relay coil for relaying the induction magnetic field of the electromagnetic wave, and the resonance capacitor for forming resonance with the relay coil. , Represents the number, the inner diameter and the outer diameter, and corresponds to sample 2 of the transmission coil used in the embodiment of the present invention.

Table 2: Diameter, number of turns, inner and outer diameters of the relay coil and the transmitter coil of FIG. 4 (transmission sample 2)

Table 3 is a spiral coil designed and manufactured as shown in FIG. 5, and a relay coil for relaying an induction magnetic field of electromagnetic waves, a relay consisting of a relay coil and a capacitor for forming a resonance circuit, and a relay for strengthening the induction magnetic field of the electromagnetic wave. It shows the relay coil and the diameter, the number of windings, the inner diameter and the outer diameter of the relay coil and the transmitter coil for the sample of the coil configured with the coil in the spiral coil, and correspond to the sample 3 of the coil used in the embodiment of the present invention. . The transmission coil and the repeater are not connected by wire, and depending on the size and shape of the pad, the number of windings of the relay coil and the transmission coil, the outer diameter, and the inner diameter may be different.

Table 3: Diameter, number of turns, inner diameter and outer diameter of the relay coil and the transmitter coil of FIG. 5 (transmission sample 3)

The transmission coil designed and manufactured according to the present invention is a magnetic material described in Application No. 10-2005-0059562 filed in 2005, which is a patent application of the present invention, instead of a transmission coil composed of spirals designed and manufactured in Samples 1, 2, and 3, respectively. By using the core and the coil, a transmission coil and a relay coil (in the patent application, described as an induction magnetic field amplification relay) can be configured.

Next, the receiving coil designed and manufactured according to the present invention will be described in detail. The sample structures of small and light receiving coils designed to be inserted into internal and external receiving modules that can be employed in cellular phones, MP3s, and PDAs are described. 6 is a receiving coil composed of a solenoid coil wound around a magnetic core, and Table 4 shows the diameter, height, coil type, and number of windings of the receiving solenoid coil.

Table 4. Receive coil diameter, height, coil type and number of windings (receive sample 1)

7 is a receiving coil formed by winding a relay coil relaying a receiving coil and an induced magnetic field of electromagnetic waves using one magnetic material (ferrite) as a common core, and Table 5 shows the diameter, height, and coil specifications of the receiving coil and the relay coil. And the number of turns and correspond to the received coil sample 2.

Table 5. Diameter, height, coil size and number of windings of receiving coil and relay coil (receiving sample 2)

8 is a receiving coil composed of a general spiral coil, and Table 6 shows the coil diameter, the number of turns, the inner diameter and the outer diameter, and corresponds to the receiving coil sample 3.

Table 6. Diameter, number of turns, inner and outer diameters of the spiral coil (receive sample 3)

FIG. 9 is the same structure as the transmission coil of FIG. 5, and a relay for strengthening the induced magnetic field of the electromagnetic wave by using a spiral relay coil and a capacitor for resonant circuit configuration is received outside, and is coupled with a spiral receiving coil inside. Corresponds to coil sample 4. Table 7 shows the diameter, the number of windings, the inner diameter and the outer diameter of the relay coil and the receiving coil used in the receiving coil sample 4.

Table 7. Diameter, number of turns, inner and outer diameters of relay coil and receiver coil (receive sample 4)

3 to 9 and Table 1 to Table 7 by inserting a sample of a transmission coil and a receiving coil designed and manufactured by the combination of the coils configured as shown in the internal and external type receiving module that can be employed in mobile phones, MP3 and PDA, etc. In the sample structure for obtaining a light weight wireless transceiver, a transmission output is transmitted to the output control section of the transmission module at a frequency of 10W and AC 100 kHz to generate an electromagnetic field of electromagnetic waves, and is designed in the receiving coil samples 1 to 4. The charging circuit diagram of the receiving module is composed by using the various receiving sample coils manufactured, and the received voltage, current and power value are measured when DC power is charged with 3.7V electronic device (cell phone) rechargeable battery. The receiving module may be configured to include only means for charging electrical energy required for an electronic device such as a mobile phone, or to simultaneously charge in parallel by embedding a rechargeable battery having a predetermined capacity with the charging means. A variable capacitor for resonance and impedance matching is fastened to transmit electrical energy with high efficiency at the rear ends of the receiving coil samples 1 to 4, and a rectifying circuit for converting the electric signal from the capacitor into a DC signal using a diode. It consists of a capacitor to smooth the rectified signal and charges electrical energy to the battery of the electronic device that needs charging. That is, the receiving module of FIG. 10 is configured to fasten the variable capacitor for resonance and impedance matching in parallel with the receiving coil in order to transmit electrical energy with high efficiency to the output terminal of the induced electromotive force received from the receiving coil, and the variable for resonance and impedance matching. After passing through the rectifier diode and the smoothing capacitor, the signal transmitted through the capacitor goes through the constant voltage and protection circuits, and then the electrical energy is simultaneously applied to the 3 V to 4 V rechargeable battery of the predetermined capacity and the 3 to 4 V rechargeable battery in the electronic device. It may be configured as a charging module or configured as a receiving module to charge only the rechargeable battery to 3 to 4V in the electronic device. Table 8 shows each of the receiving circuits for the samples 1 to 4 of the receiving coil for each of the samples 1 to 3 of the transmission coil designed and manufactured in the embodiment of the present invention, and is measured by the rechargeable battery of the output terminal electronic device. The charging voltage shows the received voltage, current and power values. As can be seen from Table 8, the receiving coil combines the transmission coil combining the relay coil relaying the induced magnetic field of the electromagnetic wave and the relay coil relaying the induced magnetic field of the electromagnetic wave to generate the induced magnetic field of the electromagnetic wave and receive the generated electromagnetic magnetic field. It is possible to obtain high output power that can quickly and efficiently charge electrical energy to a rechargeable battery of an electronic device. In other words, a transmission module is composed of a transmission coil sample 3, which is a combination of a relay coil and a transmission coil outside the spiral coil, and a reception module configured by combining the relay coil and the reception coil in one ferrite core having a structure of the reception coil sample 2 The maximum charge receiving current of 1.32A and the charging power of 5.41W were obtained when transmitting and receiving the induced magnetic field. 0.24W, which is very low in the structure of the receiving coil sample 1 and the spiral receiving coil sample 1, which is composed of the transmitting coil using the general transmission coil sample 1 that does not include the relay coil, and the solenoid which does not use the relay coil. A charging power of 0.28 W was obtained.

Table 8. For each of the samples 1 to 3 of the transmission coil designed and manufactured in the embodiment of the present invention, for the samples 1 to 4 of the reception coil, the reception voltage, current, and power value measured by the rechargeable battery in the electronic device at the output terminal of the reception module.

The transmission coil constituting the transmission pad for generating an electromagnetic wave induced magnetic field configured in accordance with the present invention, in addition to the various types of transmission coils designed and manufactured in the above embodiment, the application number 10-2005-0059562 filed in 2005, the patent application of the present invention The transmission coil and the relay amplifier (corresponding to the relay coil of the present invention) and the like configured using the magnetic core and the induction coil described in the above can be configured in various ways, and the receiving coil is also designed and manufactured in various embodiments. In addition to the receiving coil, the receiving coil and the relay amplifier (corresponding to the relay coil of the present invention) configured using the magnetic core, the induction coil, and the variable capacitor described in Patent Application No. 10-2005-0059562, filed in 2005, filed with the present invention. Can be configured in various ways. Cell phone, in case of designing and manufacturing in accordance with the contacts formed on the various electronic devices to control the transmission output, control the transmission output by controlling the output voltage, frequency and output power of the transmission module according to the present invention It can be applied to battery charging by designing internally or externally in remote control, MP3, PMP, PDA and most electronic devices that need charging or power supply. The transmission pad and the AC adapter of the present invention can be designed or manufactured in one piece or separately as shown in FIG.

The present invention provides an AC adapter comprising a noise filter, a rectifier circuit, a frequency conversion circuit, a constant voltage circuit, and an output controller for controlling an electric signal to generate an induced magnetic field of electromagnetic waves of various sizes and outputs, and an electric signal transmitted from the adapter. A transmission module comprising a transmission pad for generating an induction magnetic field of electromagnetic waves with a transmission coil, and a resonance and impedance matching circuit for maximizing the received coil and received electric energy to receive the induced magnetic field of electromagnetic waves generated by the transmission module. Equipped with a receiving module composed of rectifier circuit converting into DC power and implementing the maximum inductive wireless power transmission and reception device by charging power to the battery of mobile phones, remote controllers, MP3, PMP, PDA and devices that require charging Safety accidents can be prevented due to small size and light weight There is an effect that can easily receive incoming calls.

Another effect of the present invention is to provide an AC adapter, a transmission induction coil, a capacitor for resonating with the induction coil, a transmission pad for generating an electromagnetic field of electromagnetic waves with the highest efficiency, and a reception induction coil and a resonance circuit. In addition, by constructing a variable capacitor for impedance matching with the output stage, it is designed and manufactured in small size and light weight while supplying received electric energy to the small rechargeable battery in the receiving module and the rechargeable battery in the electronic device with the highest efficiency. By providing internal and external type receiving module suitable for charging contact terminal of PDA, PDA and electric devices that need to be charged, it can efficiently and quickly charge rechargeable battery of various electric devices by contactless / wireless on one transmission pad. Solve all the inconveniences that may occur during When the discharging of the charging battery to the electronic apparatus using the battery, the charging is to be used so that the emergency power supplies in electronic equipment.

Claims (10)

In the transmission module for generating an electromagnetic induction magnetic field, Noise canceling filter for removing noise included in AC 220V / 110V or various types of input power, rectifying circuit 33 for rectifying AC signal from which noise is removed, and rectified DC power supply using a switching circuit A signal control unit for converting an electric signal having a frequency of ㎑ to several hundred ㎑ and a predetermined output; The signal controller 34 converts an electrical signal having a predetermined output and frequency into a required voltage, and converts the electrical signal into a required constant voltage source through a rectifying circuit 36 to rectify the predetermined signal. A transmission output control unit which transmits the signal to the transmission coil 39 to control the frequency and the output; And a transmission module configured to receive the signal transmitted from the transmission output control unit and generate an electromagnetic field of electromagnetic waves including a transmission pad for generating an electromagnetic field of electromagnetic waves with a solenoid or spiral transmission coil. The method according to claim 1, Combining the signal control unit and the output control unit to form an adapter, connected to each other by a wire, separated from each other to configure a transmission pad, the adapter is configured to be positioned adjacent to the supply power away from the transmission pad or near the transmission pad Transmission module for generating electromagnetic field induced electromagnetic waves. The method according to claim 1 or 2, The transmission pad includes a relay coil having a predetermined outer diameter and inner diameter, wound in a predetermined number of times, and a relay configured to form a relay coil and a resonant circuit. Located in the spiral coil forming the repeater, the transmission module for generating an induced magnetic field of electromagnetic waves consisting of a spiral-shaped transmission coil wound with a predetermined number of times having a predetermined outer diameter and inner diameter without being wired to each other. In the small size and light weight wireless power transceiver which can charge various electronic devices by contactless and wireless, A transmission module comprising an output control unit for converting a signal having a predetermined frequency and output using a predetermined power source to generate an output signal, and a transmission coil for receiving an electric signal transmitted from the output control unit to generate an electromagnetic field of electromagnetic waves. and, A small size and light weight wireless power transceiver comprising a receiving coil for receiving an induced magnetic field of electromagnetic waves generated by the transmitting module and a receiving module for converting into a predetermined DC electric energy required for charging using an induced electromotive force induced in the receiving coil. In the small size and light weight wireless power transceiver which can charge various electronic devices by contactless and wireless, An adapter having an output control unit coupled to a predetermined power source and converting into an electrical signal having a predetermined frequency and output using a rectifying circuit, a switching circuit and a feedback circuit to generate an output signal, and an electrical signal transmitted from the output control unit. A transmission module having a transmission pad incorporating a transmission coil for generating an induced magnetic field of electromagnetic waves on the basis of A receiving coil for receiving an induction magnetic field of electromagnetic waves generated by the transmission pad, a variable capacitor for impedance matching for maximum power transmission to an output terminal while forming a receiving coil and a resonant circuit connected in parallel with the receiving coil, and the variable capacitor Rectifier circuit for rectifying the signal from the DC power supply, and the receiving module configured to connect the DC power output through the rectifier circuit to a charging contact point by selecting any one of a mobile phone, a remote controller, PMP, MP3 and PDA. Compact and lightweight wireless power transceiver. The method according to claim 4 or 5, The transmission pad is a spiral coil, a relay coil configured to relay an induction magnetic field of electromagnetic waves and a capacitor configured to form a resonance circuit with the relay coil, and a spiral coil installed at a predetermined distance without being connected to the repeater wired. And a relay consisting of a solenoid coil wound around a predetermined number of induction coils on a magnetic core, a relay coil wound around one magnetic core, and a relay coil and a capacitor for forming a resonant circuit. A small and light wireless power transmission / reception device configured by selecting any one of the configurations combined with a predetermined number of induction coils for transmission. The method according to claim 4 or 5, The receiving coil includes a solenoid coil wound around a predetermined number of induction coils on a magnetic core, and a relay coil for reinforcing an electromagnetic field of electromagnetic waves without being connected to a predetermined number of receiving coils and the receiving coil in one magnetic core by wire. A relay comprising a relay coil and a repeater composed of a capacitor forming a resonant circuit; a spiral coil; A small and light wireless power transmission / reception device configured by selecting any one of a configuration in which a repeater composed of capacitors forming a resonance circuit is combined. The method according to claim 4, The receiving module is connected in parallel with the receiving coil to configure the receiving coil and the resonant circuit, the impedance matching variable capacitor for maximum power transmission to the output terminal, A rectifying circuit and a smoothing circuit for rectifying the signal output through the variable capacitor into a direct current power source, A compact and lightweight wireless power transmission / reception device having a connection terminal suitable for a charging contact of an electronic device that requires charging of electric energy from a direct current power source passed through the rectifying circuit and the smoothing circuit. The method according to claim 4 or 8, Small and light wireless power transceiver of the receiving module is further provided with a rechargeable battery for use when the rechargeable battery is discharged and does not operate. The method according to any one of claims 4, 5 and 8, The receiving module includes any one of a mobile phone, a remote controller, a PMP, an MP3 and a PDA, and has a connection terminal suitable for a charging contact, and selects any one of a mobile phone, a remote controller, a PMP, an MP3 and a PDA connected to an external device. Compact and lightweight wireless power transmission and reception device consisting of a built-in configuration.

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