CN103457332A - Wireless charger device and wireless charging method - Google Patents
Wireless charger device and wireless charging method Download PDFInfo
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- CN103457332A CN103457332A CN2013104652669A CN201310465266A CN103457332A CN 103457332 A CN103457332 A CN 103457332A CN 2013104652669 A CN2013104652669 A CN 2013104652669A CN 201310465266 A CN201310465266 A CN 201310465266A CN 103457332 A CN103457332 A CN 103457332A
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Abstract
The invention relates to a wireless charger device and a wireless charging method. The wireless charger device comprises a main control unit and one or more electric energy transmitting units, wherein the main control unit and the electric energy transmitting units are connected in a detachable mode through ports, and the electric energy transmitting units are connected in a detachable mode through ports; the main control unit comprises a power management module and a main control module, the power management module converts obtained direct currents or alternating currents into electric energy which is needed by the interior of the main control unit and transmits the converted electric energy to the ports, and then the converted electric energy is transmitted to the electric energy transmitting units through the ports; the main control module is connected with the electric energy transmitting units through the ports in a master-slave bus mode and controls and manages operation of the main control unit and operation of the electric energy transmitting units; the electric energy transmitting units transmit electromagnetic waves by means of received electric energy. The wireless charger device has the advantages of being extendable, composable, capable of achieving multiple functions, convenient to use, and strong in flexibility.
Description
Technical field
The present invention relates to the wireless charging technology, specifically, relate to extendible multifunction wireless charger device and use this wireless charger equipment to carry out the method for wireless charging.
Background technology
In current market, have miscellaneous portable electric appts, most portable electric appts all is equipped with rechargeable battery, to maintain the work of portable electric appts in movement.So, inevitably need often battery to be charged.In order to charge the battery, usually need an external charger.Common charger is all wired, the one end is connected with fixing power supply, obtains the electric energy input, and the other end is connected with portable electric appts by contact terminal, to be defeated by the rechargeable battery of portable electric appts through the low-voltage DC of conversion, be its charging.
This charger, except the power supply with fixing is connected, also needs power line to be connected to portable electric appts.In addition, also need to arrange the contact terminal be connected with charger on the surface of portable electric appts.Contact terminal is exposed to outside, affects the outward appearance of portable electric appts.The more important thing is, contact terminal may be caused loose contact by outside foreign substance pollution, and What is more is short-circuited, and causes battery to be discharged fully.
Along with the development of wireless technology, the equipment manufacturers of some chargers begin one's study and manufacture and can carry out to battery the charger device of wireless charging.The convenient part of wireless charging is, without portable electric appts being connected on any electric wire, need on charger and portable electric appts, not be provided for contact terminal connected to one another yet, there is safe, waterproof, without long connecting line, put and fill, remove the worry of wiring from, user-friendly.
Current wireless charging technology is mainly to adopt electromagnetic induction principle, by coil, carries out the transmission that Energy Coupling is realized energy, is recharged between object and power supply the non-contacting mode that adopts.
Common wireless charger equipment is similar to a flat board in shape.Fig. 1 illustrates the schematic perspective view of a conventional wireless charger device.As shown in Figure 1, wireless charger equipment 10 has shell 11, and the upper surface of shell 11 forms wireless charging platform 12, and wireless charging platform 12 has primary coil (or being called transmitting coil), when charging, be recharged object and be placed on wireless charging platform 12.Can also there is the switch 13 and the LED light 14 for showing charged state that are formed on shell 11 fronts on shell 11.Certainly, wireless charger equipment 10 also has the plug (not shown) be connected with fixed power source, to obtain direct current or AC energy input.
Fig. 2 illustrates the control block diagram of above-mentioned conventional wireless charger device 10.As shown in Figure 2, wireless charger equipment 10 can comprise power management module 101, charge control module 102, oscillating circuit 103, power amplifier 104, transmitting coil (also referred to as primary coil) 105 and sensing module 106 substantially.
The power management module 101 of wireless charger equipment 10 obtains direct current or AC energy from outside fixed power source, is converted into inner required voltage, for other module and circuit, such as offering charge control module 102, oscillating circuit 103 etc.The electric energy that oscillating circuit 103 provides power management module 101 under the control of charge control module 102 becomes high frequency ac signal, this signal amplifies through power amplification circuit 104, be provided for transmitting coil 105, the high-frequency signal emitting electromagnetic wave that transmitting coil 105 utilizes through amplifying.Wherein, charge control module 102 is that the information provided according to sensing module 106 is controlled oscillating circuit 103, sensing module 106 detects the voltage of transmitting coil 105, convert thereof into electric current, send to charge control module 102,102 pairs of current informations of charge control module are processed, and control accordingly accordingly, such as judging whether, start charging, whether need to regulate frequency of oscillation etc.
The corresponding equipment that is recharged is provided with induction receiving coil (also being secondary coil) and charging conversion circuit, induction receiving coil receives the electromagnetic wave of transmitting coil 105 emissions, convert required voltage to through charging conversion circuit, offer rechargeable battery, charged.
The flux density of the charge efficiency of this wireless charging technology and coupling is proportional, therefore, and to size, shape and the relative position of transmitting coil and receiving coil with apart from higher requirement is arranged.So, usually for different charging objects, the transmitting coil of the wireless charger equipment of ad hoc structure and specific size, shape is set, guarantee wireless charger equipment and the relative position that is recharged object and distance and compatible with this.That is to say, the wireless charger equipment of one type all can only be charged for the specific object that is recharged of a kind of given configuration and size usually.
Yet at present, portable electric appts is of a great variety, size shape is also different, and undersized have earphone, a MP3, and middle-sized have game machine, mobile phone, a camera etc., and large-sized have panel computer, a notebook computer etc.Design the wireless charger equipment of different size for the portable electric appts of different size and profile, can cause the inconvenience of carrying and using, also cause the wasting of resources.
In addition, when utilizing current wireless charger equipment to carry out wireless charging, the equipment of being recharged need to critically be placed on wireless charger equipment, keep fixing position and distance with wireless charger equipment, in general, this operating distance is no more than several centimetres, otherwise just can't charge or cause the charging interval greatly to extend, and then makes charge efficiency greatly reduce.This restriction has caused great inconvenience to the user, because substantially can't use this to be recharged equipment between charge period.
On the other hand, the situation that the wireless charger equipment of this all-in-one platform pattern can not effectively be monitored in real time, manage the equipment of being recharged, for example charge efficiency, charge mode etc., and all operations all need the user to carry out wireless charging applicator platform left-hand seat is moving, for example adjust the equipment that is recharged position, select charge mode etc.This has all caused the flexibility of existing wireless charger equipment very poor.
Summary of the invention
For the problems referred to above, the present invention proposes a kind of solution of wireless charging.According to the wireless charger equipment of this scheme, have can expand, characteristics capable of being combined, multi-functional, easy to use, flexibility is strong.Wherein, wireless charger equipment comprises main control unit and the one or more detachable electric energy transmitter unit that can combine with main control unit.The electric energy transmitter unit can be to provide the charhing unit of rechargeable electrical energy for size, different various portable electric appts.Main control unit and electric energy transmitter unit are combined into the wireless charger equipment of the portable electric appts that adapts to all kinds, all size, various shapes.Each electric energy transmitter unit can be dismantled, and is easy to carry; Can assemble, be convenient to expansion.
Wireless charger equipment of the present invention comprises main control unit and one or more electric energy transmitter unit, between main control unit and electric energy transmitter unit and removably be connected by interface between the electric energy transmitter unit;
Described main control unit comprises: power management module and top control module,
Described power management module is converted to the inner required electric energy of described main control unit by obtained direct current or alternating current, and exports the electric energy after conversion to described interface, and then is transferred to described electric energy transmitter unit by interface;
Described top control module adopts the mode of master slave mode bus to be connected by described interface with described electric energy transmitter unit, the operation of the described main control unit of control and management and described electric energy transmitter unit;
The electric energy emitting electromagnetic wave that the utilization of described electric energy transmitter unit receives.
Wherein, described main control unit further comprises: transmitter module, and it is for receiving electric energy from described power management module, and emitting electromagnetic wave, described transmitter module comprises: sensing module, charge control module, oscillating circuit, power amplifier and transmitting coil, wherein
Described sensing module is for detection of the information of transmitting coil;
The information of the transmitting coil that described charge control module detects according to described sensing module is controlled described oscillating circuit and described power amplifier, in order to provide suitable signal for transmitting coil;
Described oscillating circuit, under the control of described charge control module, converts the electric energy after described power management module conversion to high-frequency signal, offers described power amplifier;
Described power amplifier is amplified the high-frequency signal received, and exports to described transmitting coil;
The high-frequency signal emitting electromagnetic wave of described transmitting coil utilization through amplifying.
Further, described electric energy transmitter unit comprises: sensing module, charge control module, oscillating circuit, power amplifier and transmitting coil, wherein,
Described sensing module is for detection of the information of the transmitting coil of described electric energy transmitter unit;
The information of the transmitting coil that described charge control module detects according to described sensing module is controlled oscillating circuit and the power amplifier of described electric energy transmitter unit, in order to provide suitable signal for transmitting coil;
Described oscillating circuit, under the control of described charge control module, will become high-frequency signal from described main control unit, voltage transitions that transmit by power interface, offer power amplifier;
Described power amplifier is amplified the high-frequency signal received, and exports to transmitting coil;
The high-frequency signal emitting electromagnetic wave of described transmitting coil utilization through amplifying.
Described main control unit can further include: radio access point module, its data communication for being recharged between equipment and another wireless device, between described main control unit and another wireless device provides path, make another wireless device be recharged equipment being recharged the equipment charge manipulate, and control the wireless charging of described electric energy transmitter unit by controlling described main control unit.Described radio access point module comprises: antenna, wireless receiving transmitting terminal, radio base band and data processor.
Described interface includes but not limited to embedded interface, contact interface, plug-in type interface, buckle-type interface etc.
The present invention also provides a kind of wireless charger equipment, and it comprises main control unit, and this main control unit comprises:
Power management module, be converted to the inner required electric energy of described main control unit for the direct current by obtained or alternating current;
Transmitter module, for from described power management module, receiving electric energy, and emitting electromagnetic wave;
Top control module, for the operation of the described main control unit of control and management; With
Radio access point module, for building wireless network, with described top control module, be connected also mutual, data communication for being recharged between equipment and another wireless device, between described top control module and another wireless device provides path, makes another wireless device be recharged equipment being recharged the equipment charge manipulate.
Described transmitter module comprises: sensing module, charge control module, oscillating circuit, power amplifier and transmitting coil, wherein,
Described sensing module is for detection of the information of transmitting coil;
The information of the transmitting coil that described charge control module detects according to described sensing module is controlled described oscillating circuit and described power amplifier, in order to provide suitable signal for transmitting coil;
Described oscillating circuit, under the control of described charge control module, converts the electric energy after described power management module conversion to high-frequency signal, offers described power amplifier;
Described power amplifier is amplified the high-frequency signal received, and exports to described transmitting coil;
The high-frequency signal emitting electromagnetic wave of described transmitting coil utilization through amplifying.
Described radio access point module comprises: antenna, wireless receiving transmitting terminal, radio base band and data processor.
Described wireless charger equipment further comprises: one or more electric energy transmitter unit, wherein, between described main control unit and described electric energy transmitter unit and removably be connected by interface between described electric energy transmitter unit;
Described power management module exports the electric energy after conversion to described interface, and then is transferred to described electric energy transmitter unit by interface;
Described top control module adopts the mode of master slave mode bus to be connected by described interface with described electric energy transmitter unit, the operation of the described main control unit of control and management and described electric energy transmitter unit;
The electric energy emitting electromagnetic wave that the utilization of described electric energy transmitter unit receives from described power management module.
Described electric energy transmitter unit comprises: sensing module, charge control module, oscillating circuit, power amplifier and transmitting coil, wherein,
Described sensing module is for detection of the information of the transmitting coil of described electric energy transmitter unit;
The information of the transmitting coil that described charge control module detects according to described sensing module is controlled oscillating circuit and the power amplifier of described electric energy transmitter unit, in order to provide suitable signal for transmitting coil;
Described oscillating circuit, under the control of described charge control module, will become high-frequency signal from transmit the voltage transitions of coming by power interface, offer power amplifier;
Described power amplifier is amplified the high-frequency signal received, and exports to transmitting coil;
The high-frequency signal emitting electromagnetic wave of described transmitting coil utilization through amplifying.
Described interface can include but not limited to: embedded interface, contact interface, plug-in type interface, buckle-type interface.
The present invention also provides the wireless charging method that uses above wireless charger equipment, comprises the following steps:
Wireless charger equipment carries out system initialization, and wherein, described wireless charger equipment comprises main control unit and electric energy transmitter unit one or more and that main control unit removably connects;
Charge mode is set;
Detection is recharged equipment;
The described main control unit of training in rotation and described electric energy transmitter unit, obtain the charge information of described main control unit and described electric energy transmitter unit;
The charge mode that judges described main control unit and described electric energy transmitter unit is active charge pattern or passive charge mode;
In the situation that the active charge pattern, described main control unit and described electric energy transmitter unit carry out wireless charging according to predetermined way;
In the situation that passive charge mode, described main control unit and described electric energy transmitter unit receive instruction and carry out wireless charging according to instruction from the top control module of described wireless charger equipment.
Described method further comprises:
The radio access point module of described wireless charger equipment is set up wireless network;
Describedly be recharged equipment and another wireless device accesses described wireless network;
Described top control module sends to described another wireless device by the charge information of obtained described main control unit and described electric energy transmitter unit via described wireless network;
Described another wireless device sends instruction to described top control module via described wireless network.
Described instruction includes but not limited to give an order: the instruction of indication constant speed charging, the instruction of indication quick charge, the instruction that indication is charged at a slow speed, instruction, the indication that indication starts charging stop the instruction of charging.
Described another wireless device utilizes Terminal Server Client to control application by described wireless network and is operated and use the described equipment that is recharged.
Judge that described main control unit and described electric energy transmitter unit are that active charge pattern or the step of passive charge mode and the step that charge mode is set can be carried out in real time in charging process.
The technology that above-mentioned radio access point module adopts includes but not limited to WiFi, Bluetooth, UWB, ZigBee, IrDA etc., and optical transport technology, sound transmission technology etc.
By at wireless charger equipment, comprising radio access point module, can make the equipment that is recharged and other radio-based electronic devices (another wireless device) carry out RFDC.Like this, when the equipment of being recharged is placed on wireless charger equipment when being charged, the user can use other radio-based electronic devices (for example, PC or other mobile device) to be recharged equipment by radio access point module (wireless data transmission unit) access and use.For example, the information (including but not limited to system information, screen message, keypad information, voice messaging etc.) that is recharged equipment is loaded on other radio-based electronic devices, and like this, this radio-based electronic devices can real-time simulation be recharged equipment.So the user can directly not contact and move the equipment of being recharged in the equipment that is recharged is carrying out the process of wireless charging, just can continue to use it, thereby reduce the restriction to the user, user-friendly and operation.
Further, utilize above-mentioned wireless access function, the all right real-time monitored of wireless charger equipment, each wireless charging applicator platform of control and management, obtain the situation of all equipment that are recharged that charging on it, for example, the time that quantity, charge efficiency, the charging of the equipment that is recharged charged completes, whether metallic foreign body is arranged on the charger platform etc., can also control whereby the various charge modes of each wireless charging applicator platform, for example, open charging, turn-off charging, normal speed charging, quick charge, charge etc. at a slow speed.Therefore, wireless charger equipment of the present invention flexibility is strong, and adaptability is good.
The accompanying drawing explanation
Fig. 1 is the schematic perspective view of the traditional wireless charger equipment based on electromagnetic induction principle.
Fig. 2 is the control block diagram of the traditional wireless charger equipment based on electromagnetic induction principle.
Fig. 3 is the control block diagram of wireless charger equipment according to an embodiment of the invention.
Fig. 4 is the control block diagram of main control unit in accordance with another embodiment of the present invention.
Fig. 5 is the connection diagram according to the main control unit of example wireless charger device of the present invention and electric energy transmitter unit.
Fig. 6 is the schematic diagram according to the several compound mode of the main control unit of example wireless charger device of the present invention and electric energy transmitter unit.
Fig. 7 A is the application controls block diagram that wireless charger equipment of the present invention is realized RFDC and wireless charging.
Fig. 7 B is the RFDC schematic diagram according to example wireless charger device of the present invention.
Fig. 7 C is that other radio-based electronic devices utilizes the WAP (wireless access point) function to control and use the indicative flowchart of the equipment that is recharged.
Fig. 8 is the indicative flowchart according to exemplary charging process of the present invention.
Fig. 9 utilizes WAP (wireless access point) function of the present invention to control the indicative flowchart of the charging process of electric energy transmitter unit.
Embodiment
Below, describe by reference to the accompanying drawings embodiments of the invention in detail.
Fig. 3 illustrates the control block diagram of wireless charger equipment according to an embodiment of the invention.
As shown in Figure 3, wireless charger equipment according to the present invention comprises main control unit 200 and one or more electric energy transmitter unit, in this example, three electric energy transmitter units 220,230 and 240 is shown.
Each electric energy transmitter unit all removably is connected with main control unit 200, and its connected mode can adopt but be not limited to the various interfaces such as embedded, contact, plug-in type, buckle-type.Interface is the tie point of main control unit 200 and electric energy transmitter unit 220,230,240, and the electric energy that main control unit 200 provides is sent to this interface through power-supply wiring, and then is sent to electric energy transmitter unit 220,230,240.Also all be routed to interface in main control unit 200 and the bus (can be called data/address bus) of each electric energy transmitter unit transmission data and control information, when main control unit 200 is connected by various interface modes such as embedded, contact, plug-in type, buckle-types with each electric energy transmitter unit, data transfer path forms.So, can between main control unit 200 and each electric energy transmitter unit, transmit data and control information etc.It should be noted that, between main control unit and each electric energy transmitter unit, the bus of transmission data and control information can adopt the connected mode of master slave mode, includes but not limited to I2C, SPI etc.
That is to say, on physical location, power connection points and bus tie point between main control unit 200 and electric energy transmitter unit all are formed on interface, yet power-supply wiring and route bus separately carry out.In addition, between each electric energy transmitter unit, also can interconnect by interface, similarly, power connection points and bus tie point between each electric energy transmitter unit also are formed on interface, yet the power-supply wiring of their inside and route bus also separately carry out.
Main control unit 200 obtains direct current or alternating current from external power source, carries out the management of wireless charging, with one or more electric energy transmitter unit 220,230 and 240, carries out data interaction, and for they provide the electric energy input.
Electric energy transmitter unit 220 is used in combination with main control unit 200, from main control unit 200, receives electric energy, by the electric energy to receiving, processed, external emitting electromagnetic wave, for for the charging object carry out wireless charging.Electric energy transmitter unit 230 and 240 design principle and function and electric energy transmitter unit 220 are basic identical, but they can carry out wireless charging for different charging objects.For example, electric energy transmitter unit 220 can be configured to the earphone wireless charging, and electric energy transmitter unit 230 and 240 can be designed to be respectively i Phone and personal digital assistant (PDA) wireless charging.
With further reference to Fig. 3, main control unit 200 comprises power management module 201, charge control module 202, oscillating circuit 203, power amplifier 204, transmitting coil 205, sensing module 206 and top control module 207.
Direct current or the alternating current of the attaching plug (not shown) of main control unit 200 from the external power source acquisition passed through in power management module 201 receptions, convert received direct current or alternating current to inner required electric energy, for other module and circuit, such as the electric energy by after conversion, offer charge control module 202, oscillating circuit 203 etc.Usually, main control unit 200 is connected on traditional domestic power supply by attaching plug, for example, the alternating voltage of 220V, power management module 201 converts the alternating voltage of 220V to the direct voltage of the inner required for example 12V of main control unit 200.
Oscillating circuit 203, as oscillator, converts the electric energy after power management module 201 conversions to high-frequency signal, offers power amplifier 204.
204 pairs of high-frequency signals that receive of power amplifier are amplified, and export to transmitting coil 205.
The high-frequency signal emitting electromagnetic wave that transmitting coil 205 utilizes through amplifying.
Above, charge control module 202, oscillating circuit 203, power amplifier 204 and transmitting coil 205 and sensing module 206 can form the transmitter module of main control unit 200 jointly, convert electromagnetic wave to for the electric energy by after power management module 201 conversions, to being recharged equipment, carry out wireless charging.
The main control unit 200 that comprises above-mentioned transmitter module self just can be used as the wireless charging platform, by the direct current to receiving or alternating current, processed, with wireless mode to particular type and size be recharged the object emitting electromagnetic wave, provide electric energy for being recharged equipment, carry out wireless charging.
Except the above-mentioned module shown in Fig. 3, main control unit can also comprise radio access point module.Fig. 4 illustrates the control block diagram of the main control unit that comprises radio access point module.This main control unit is realized Wireless Data Transmission by comprising radio access point module, (for example make other radio-based electronic devices, desktop computer, PDA, panel computer, notebook computer, the various mobile terminal with radio function etc.) can utilize this wireless data transmission function operation to be recharged equipment, and needn't move and contact the equipment of being recharged, in addition, can also utilize this function to control the wireless charging of the equipment that is recharged on each electric energy transmitter unit.Here, other radio-based electronic devices refers to the radio-based electronic devices outside the equipment of being recharged.
Particularly, the main control unit 300 shown in Fig. 4 is compared with the main control unit 200 shown in Fig. 3, further comprises radio access point module, and it comprises wireless receiving transmitting terminal 301, radio base band 302, data processor 303 and antenna 304.Antenna 304 is connected on wireless receiving transmitting terminal 301, receives and transmits.Wireless receiving transmitting terminal 301, radio base band 302, data processor 303 and antenna 304 are combined, and realize the function of wireless router.Other radio-based electronic devices can utilize these module accesses and access to be recharged equipment, and then uses the equipment that is recharged.Like this, the user, in the equipment that is recharged is carrying out the process of wireless charging, need not move and touch is recharged equipment, just can continue to use the equipment that is recharged.Wherein, radio access point module can adopt the technology such as WiFi, Bluetooth, UWB, ZigBee, IrDA, can also adopt optical transport technology, sound transmission technology etc.It should be noted that, the technology that radio access point module adopts be not limited to above-mentioned these, as long as can realize communicating by letter of the equipment that is recharged and other radio-based electronic devices and communicating by letter of other radio-based electronic devices and main control unit 300, can be used by radio access point module.
As shown in Figure 4, the data processor 303 of radio access point module is also connected to top control module 207, like this, other radio-based electronic devices can be realized being recharged the control of equipment by radio access point module, for example, the charge information of top control module 207 each electric energy transmitter units of monitoring and main control unit, send to other radio-based electronic devices by radio access point module, other radio-based electronic devices judges this, form instruction, and instruction is sent to top control module 207 by radio access point module, and then send to main control unit and/or each electric energy transmitter unit, thereby realize the control of the wireless charging situation to being recharged separately equipment.
Further, main control unit 200 and/or 300 can also comprise LED lamp (not shown).The LED lamp is controlled by power management module 201 and charge control module 202, be used to indicate the operating state of main control unit 200, for example, whether main control unit 200 is connected to external power source, outwards whether main control unit 200 emitting electromagnetic wave, which electric energy transmitter unit that main control unit 200 connects is being worked, etc.When main control unit 300 comprises radio access point module, whether the LED lamp can also indicate radio access point module to work, etc.The LED lamp can be an indicator light, can be also LED array, comprises a plurality of LED lamps, indicates respectively above-mentioned various and other information.
Refer again to Fig. 3, describe the formation of electric energy transmitter unit.As mentioned above, electric energy transmitter unit 220,230 and 240 design principle and function are basic identical.So the electric energy transmitter unit 220 of only take is described its formation in detail as example.
As shown in Figure 3, electric energy transmitter unit 220 comprises oscillating circuit 221, power amplifier 222, transmitting coil 223, sensing module 224 and charge control module 225.Electric energy transmitter unit 220 can further include the LED lamp (not shown) that is used to indicate operating state.
The mode of operation of the mode of operation of oscillating circuit 221, power amplifier 222, transmitting coil 223, sensing module 224 and charge control module 225 and the oscillating circuit in main control unit 200 or 300 203, power amplifier 204, transmitting coil 205, sensing module 206 and charge control module 202 is basic identical.For example, when the equipment of being recharged is placed on electric energy transmitter unit 220, sensing module 224 detects the voltage of transmitting coil 223, convert electric current to, offer charge control module 225, charge control module 225 (is for example controlled based on these information, open charging, stop charging, fill soon, trickle charge etc.), and the electric energy conversion that instruction oscillating circuit 221 will receive from main control unit becomes high-frequency signal, through power amplifier 222, amplify, and then send to transmitting coil 223, externally emitting electromagnetic wave, give and be recharged accordingly equipment charge.
Electric energy transmitter unit 220,230,240 can directly pass through interface (various interfaces such as embedded, contact, plug-in type and/or bayonet type) and be connected with main control unit 200 or 300, to obtain the data transfer path between electric energy and formation and main control unit.Electric energy transmitter unit 220,230,240 can also be connected by interface with other contiguous electric energy transmitter unit, to be bridged to main control unit 200 or 300, obtains the data transfer path between electric energy and formation and main control unit.Annexation between them can be with further reference to Fig. 5 and Fig. 6.
Fig. 5 is according to the connection diagram of main control unit and the electric energy transmitter unit of example wireless charger device of the present invention.Connection between the two mainly comprises two parts: the connection of the power line of transmission electric energy and the connection of transmitting the bus of data.The connection or the connection of bus that are power line are all undertaken by interface, and interface includes but not limited to embedded interface, contact interface, plug-in type interface and/or bayonet coupling etc.
As mentioned above, the power management module of main control unit will be converted to inner required electric energy from outside direct current or alternating current, the power line of this electric energy through main control unit inside is transferred to each required module, as shown in Figure 5, power line also be looped around main control unit around, extend to the set interface in appropriate location (for example, four limits of this platform of main control unit) at main control unit (for example, the various interface such as embedded, contact, plug-in type and/or bayonet type).Interface is for being connected with the corresponding interface of electric energy transmitter unit, with the electrical energy transfer by main control unit to the electric energy transmitter unit.Similarly, around the electric energy transmitter unit, also be surrounded with power line, suitable position also is provided with interface, in order to be connected with other electric energy transmitter unit and main control unit.
Main control unit by around power line and interface the electrical energy transfer of generation is given to the electric energy transmitter unit be attached thereto.Then, this electric energy transmitter unit again by be looped around power line on self unit and interface by electrical energy transfer to its other adjoining electric energy transmitter unit, the like, all electric energy transmitter units all will obtain self required electric energy, as shown in Figure 5.So a main control unit can combine with several (Fig. 5 illustrates 5) electric energy transmitter units, thereby can be charged to a plurality of equipment that is recharged dissimilar, different size.
The connection of bus and wire laying mode be similar and power line also.The bus of extending from the top control module of main control unit can together with power line, be looped around main control unit around, in the appropriate location of main control unit (for example extend to, four limits of this platform of main control unit) set interface (for example, the various interface such as embedded, contact, plug-in type and/or bayonet type).Interface is connected with the corresponding interface of electric energy transmitter unit, around the electric energy transmitter unit, also is surrounded with bus, extends to the interface in position arranged together with power line.So, between main control unit and each electric energy transmitter unit and the data communication path between each electric energy transmitter unit form at this point.
Fig. 6 is the schematic diagram according to the several compound mode of main control unit and electric energy transmitter unit in example wireless charger device of the present invention.
As shown in Figure 6, show five kinds of compound modes (1)-(5) of main control unit and several electric energy transmitter units, they have formed respectively as different and have been recharged the wireless charger equipment that object carries out wireless charging.For example, the main control unit shown in compound mode (1)-(3) and electric energy transmitter unit are arranged in a row respectively, line up two rows, line up the pattern of cross.They can also be arranged in the pattern as shown in the compound mode in Fig. 6 (4) and (5), it should be noted that, under this compound mode, also need connecting plate, in order to main control unit is connected and supports with the electric energy transmitter unit, connecting plate, except playing the effect of support, also plays power line, the connected effect of data/address bus.Five kinds of these shown in described compound mode is not limited to, according to the difference of used occasion, place, purposes etc., can carry out the combination of arbitrary form.
Below, the use of wireless charger equipment of the present invention is described.
At first, referring to Fig. 7 A, it illustrates and operates in wireless charger equipment, is recharged equipment and is recharged the control application on other radio-based electronic devices of equipment for control.Utilize this application, wireless charger equipment of the present invention, be recharged equipment and can intercom mutually with other radio-based electronic devices, realize flexibly, wireless charging easily.
As shown in the figure, the control application that is applicable to wireless charging technology of the present invention includes but not limited to: application 1.2, main control unit inquiry module 1.3, electric energy transmitter unit responder module 1.4, main control unit control module 1.5, wireless communication module 1.6, system maintaining module 1.7, charging monitoring module 1.8, Terminal Server Client control module 1.9 are controlled in master control application 1.0, system initialization module 1.1, charging.
Master control application 1.0 operates in the top control module of main control unit, is mainly used in configuration management and the control of whole wireless charger equipment.
System initialization module 1.1 operates in the top control module of main control unit, each electric energy transmitter unit that is mainly used in the initialization main control unit and is attached thereto.
Charging is controlled in the charge control module (if any) that application 1.2 operates in main control unit and, in the charge control module of electric energy transmitter unit, mainly for the treatment of the information that comes from the equipment of being recharged, and charge mode is arranged and control.
Main control unit inquiry module 1.3 operates in the top control module of main control unit, for the charge information of training in rotation main control unit and all electric energy transmitter modules.
Electric energy transmitter unit responder module 1.4 operates in the charge control module of electric energy transmitter unit, for the inquiry to from main control unit, is responded, and the charge information of self etc. is provided.
Main control unit control module 1.5 operates in the top control module of main control unit, to main control unit and each electric energy transmitter module, sends charge mode instruction (passive charge mode), controls the charge mode of main control unit and each electric energy transmitter module.
Wireless communication module 1.6 operates in the radio access point module of main control unit, is mainly used in and the radio communication that is recharged equipment and control and is recharged other radio-based electronic devices of equipment.
System maintaining module 1.7 operates in the charge control module of the top control module of main control unit and electric energy transmitter unit, is mainly used in the maintenance of itself.
Charging monitoring module 1.8 operates in the top control module of main control unit, is mainly used in communicating by letter to monitor charge mode with other radio-based electronic devices.
Terminal Server Client control module 1.9 operates in the equipment of being recharged and needs to control and is recharged on other radio-based electronic devices of equipment, for the intercommunication mutually between them, utilize other radio-based electronic devices of this module can remotely log on to the equipment of being recharged, operated and use is recharged equipment.
Next, the use of WAP (wireless access point) function in wireless charger equipment of the present invention is described referring to Fig. 7 B and Fig. 7 C.
For describing conveniently and illustrate clearly purpose, consider that main control unit 501 self also can be used as wireless charger equipment and uses, so only at the main control unit 501 of wireless charger equipment shown in Fig. 7 B, and shown main control unit 501 comprises radio access point module, in order to realize wireless data transmission function.Certainly, the embodiment that is connected with the electric energy transmitter unit also falls into scope of the present invention, and in this case, the equipment of being recharged is placed on the electric energy transmitter unit and carries out wireless charging, and the wireless transmission of relevant information has still been controlled by main control unit.
Be recharged equipment 502 and be positioned on main control unit 501, carrying out wireless charging.Other radio-based electronic devices 503 includes but not limited to the various equipment with wireless data transmission function such as PC (PC), panel computer (PAD), PDA(Personal Digital Assistant), mobile device.Main control unit 501 is as WAP (wireless access point), it will be recharged equipment 502 and other radio-based electronic devices 503 couples together by wireless mode, operation Terminal Server Client control program on other radio-based electronic devices 503, just can include but not limited to screen, voice, image, storage, file management etc. to being recharged equipment 502() carry out real-time control and management, operating other radio-based electronic devices 503 just looks like that operation is recharged equipment 502 equally.Like this, even be recharged the state of equipment 502 in charging, can't directly use, but by other radio-based electronic devices 503, by wireless charger equipment of the present invention, can operate equally and use is recharged equipment 502.
Referring to Fig. 7 C, other radio-based electronic devices is described (for example, PC) 503 access (for example are recharged equipment, mobile phone) 502 process, wherein, be recharged equipment 502 and just on wireless charger equipment, carrying out wireless charging, and wireless charger equipment, other radio-based electronic devices and the equipment that is recharged have loaded respectively and moved the control application shown in Fig. 7 A.
At first, be recharged on equipment 502 and other radio-based electronic devices 503 on the Terminal Server Client control module 1.9 shown in installation diagram 7A, it can adopt various end to end communication agreements.
During use, at first system initialization module 1.1 in the top control module of main control unit carries out system initialization, the wireless communication module 1.6 of radio access point module starts sets up wireless network, be recharged equipment 502 and other radio-based electronic devices 503 antenna, wireless receiving transmitting terminal, radio base band and digital processing unit by main control unit 501 and access formed wireless access spot net, wherein, be recharged equipment 502 and be assigned with the address with IP.
Other radio-based electronic devices 503 finds the IP address of the equipment of being recharged 502 in this wireless access spot net, and utilize Terminal Server Client control module 1.9 to carry out Telnet, can be in real time on the screen of other radio-based electronic devices 503, show by Terminal Server Client control module 1.9 operation interface that is recharged equipment 502, and then can carry out file, application program, peripheral hardware etc. and operated being recharged equipment.
When not needing to use other radio-based electronic devices 503, or while being recharged complete can the use of equipment 502 charging, only need to exiting Terminal Server Client control module application program on other radio-based electronic devices 503 and get final product.
It should be noted that, other radio-based electronic devices 503 can and be used a plurality of equipment 502 that is recharged by the login of Terminal Server Client control module, and a plurality of other radio-based electronic devices 503 also can be by the same equipment 502 that is recharged of Terminal Server Client control module login.
Referring to Fig. 8 and Fig. 9, describe respectively the charging process of aggressive mode and utilize the WAP (wireless access point) function to carry out the process of passive charging.
The equipment of being recharged is positioned over the upper mode of charging voluntarily afterwards of charging platform (charging platform that comprises main control unit formation, and the charging platform of each electric energy transmitter unit formation), is called active charge pattern or abbreviation aggressive mode.Under this pattern, the equipment of being recharged is placed on charging platform, the charge control module of electric energy transmitter unit or main control unit according to the input from sensing module to being recharged equipment, then, control oscillating circuit, power amplifier and transmitting coil according to predetermined formula and charged (fill soon, trickle charge etc.), until charged.
The equipment of being recharged is not the mode of charging voluntarily after being positioned on charging platform, is called passive charge mode or is called for short Passive Mode.Under this pattern, the charge control module of main control unit and electric energy transmitter unit receives the instruction of top control module in the main control unit come by bus transfer, according to instruction, charging modes is set, and such as filling soon, trickle charge etc., and then carries out and charges.
Referring to Fig. 8, when electric energy transmitter unit and main control unit are combined, to prepare when being recharged equipment and carrying out wireless charging, the at first executive system initialization of the top control module of main control unit, start various control functions and the circuit function of wireless charger equipment.Now, the electric energy transmitter unit receives electric energy by interface from main control unit.
The transmitting coil of main control unit or electric energy transmitter unit detects the equipment of being recharged;
Whether main control unit or electric energy transmitter unit detect is to adopt aggressive mode to be charged; Charge mode is after system initialization, by the charge control module of corresponding units, is arranged, and typically, acquiescence is aggressive mode; And charge mode can arrange at any time in charging process.
In the situation that adopt aggressive mode to be charged, main control unit or electric energy transmitter unit are according to preset program and the instruction of self charge control module, and emitting electromagnetic wave, implement wireless charging to being recharged equipment.
In the situation that do not adopt aggressive mode but adopt Passive Mode to be charged, the charge control module of main control unit and electric energy transmitter unit (for example receives instruction by interface from the top control module of main control unit, due to it is pressed for time, adopt fast mold filling formula), and control oscillating circuit, power amplifier and transmitting coil etc. according to instruction, implement wireless charging to being recharged equipment.
Further, in charging process, main control unit or electric energy transmitter unit detect and arrange charge mode in real time, and judgement is aggressive mode or Passive Mode, according to judged result, adopt corresponding pattern charging.
Referring to Fig. 9, when main control unit comprises radio access point module, can also further utilize the wireless transmission function of radio access point module, by other radio-based electronic devices, the charge condition that is recharged equipment is detected and controlled.
For example, a plurality of electric energy transmitter units and main control unit combination, preparation is to a plurality of when being recharged equipment and carrying out wireless charging, and the at first executive system initialization charge mode is set of the top control module of main control unit, start various control functions and the circuit function of wireless charger equipment.Now, each electric energy transmitter unit directly or indirectly receives electric energy from main control unit by interface, and the bus of each electric energy transmitter unit and the bus of main control unit also form complete data transfer path by interface.
Like this, radio access point module is set up wireless network, and other radio-based electronic devices and main control unit are mainly top control modules wherein, set up wireless connections.
Now, the top control module of main control unit is scanned inquiry to the charge control module of main control unit and each electric energy transmitter unit, the charge control module of main control unit and each electric energy transmitter unit is replied this, and charge information is sent to main control unit by bus.
The top control module of main control unit is transmitted to charge information by wireless network and sets up other radio-based electronic devices connected.
Other radio-based electronic devices is issued control command the top control module of main control unit.For example, the electric energy transmitter unit of preparing to charge the phone adopts passive charge mode, and will carry out quick charge, and adopts the active charge pattern to the electric energy transmitter unit of laptop computer charging.
Then, the top control module judgement main control unit of main control unit and the charge mode of each electric energy transmitter unit, for adopting aggressive mode to be charged, main control unit and each electric energy transmitter unit are charged voluntarily, for adopting Passive Mode to be charged, the top control module of main control unit just will be issued corresponding main control unit and electric energy transmitter unit from the control command of other radio-based electronic devices.
In charging process, can also detect in real time charge mode, judgement is aggressive mode or Passive Mode, according to judged result, adopts corresponding pattern charging.For example, the user may be because be urgently needed, and wish hurry up laptop computer to be charged, now, the user can send one by other radio-based electronic devices and fill soon the top control module of instruction to main control unit, the top control module of main control unit fills soon instruction by this and issues the electric energy transmitter unit charged to laptop computer, so the charge control module of this electric energy transmitter unit is adjusted the enforcement quick charges such as frequency of oscillating circuit according to instruction.
Visible, utilize the wireless charger equipment that comprises the electric energy transmitter unit of main control unit and a plurality of and the detachable assembling of main control unit of the present invention, can charge to a plurality of electronic equipments simultaneously, between main control unit and electric energy transmitter unit, can expand, capable of being combined, detachable, easy to use, be easy to carry.Utilize the WAP (wireless access point) function of main control unit, can also utilize other radio-based electronic devices control and use all these to be recharged equipment, so, can real-time monitored, control and management wireless charging applicator platform, flexibility is strong, and adaptability is good.
It should be noted that, above with reference to described each embodiment of accompanying drawing only in order to the present invention to be described but not limit the scope of the invention, those of ordinary skill in the art is to be understood that, the modification of under the premise without departing from the spirit and scope of the present invention the present invention being carried out or be equal to replacement, all should contain within the scope of the present invention.In addition, except context refers else, the word occurred with singulative comprises plural form, and vice versa.In addition, unless stated otherwise, all or part of of so any embodiment can be used in conjunction with all or part of of any other embodiment.
Claims (17)
1. a wireless charger equipment, is characterized in that, comprises main control unit and one or more electric energy transmitter unit, between main control unit and electric energy transmitter unit and removably be connected by interface between the electric energy transmitter unit;
Described main control unit comprises: power management module and top control module,
Described power management module is converted to the inner required electric energy of described main control unit by obtained direct current or alternating current, and exports the electric energy after conversion to described interface, and then is transferred to described electric energy transmitter unit by interface;
Described top control module adopts the mode of master slave mode bus to be connected by described interface with described electric energy transmitter unit, the operation of the described main control unit of control and management and described electric energy transmitter unit; The electric energy emitting electromagnetic wave that the utilization of described electric energy transmitter unit receives.
2. wireless charger equipment as claimed in claim 1, it is characterized in that, described main control unit further comprises: transmitter module, for from described power management module, receiving electric energy, and emitting electromagnetic wave, described transmitter module comprises: sensing module, charge control module, oscillating circuit, power amplifier and transmitting coil, wherein
Described sensing module is for detection of the information of transmitting coil;
The information of the transmitting coil that described charge control module detects according to described sensing module is controlled described oscillating circuit and described power amplifier, in order to provide suitable signal for transmitting coil;
Described oscillating circuit, under the control of described charge control module, converts the electric energy after described power management module conversion to high-frequency signal, offers described power amplifier;
Described power amplifier is amplified the high-frequency signal received, and exports to described transmitting coil;
The high-frequency signal emitting electromagnetic wave of described transmitting coil utilization through amplifying.
3. wireless charger equipment as claimed in claim 1, is characterized in that, described electric energy transmitter unit comprises: sensing module, charge control module, oscillating circuit, power amplifier and transmitting coil, wherein,
Described sensing module is for detection of the information of the transmitting coil of described electric energy transmitter unit;
The information of the transmitting coil that described charge control module detects according to described sensing module is controlled oscillating circuit and the power amplifier of described electric energy transmitter unit, in order to provide suitable signal for transmitting coil;
Described oscillating circuit, under the control of described charge control module, will become high-frequency signal from described main control unit, voltage transitions that come by described interface transmission, offer power amplifier;
Described power amplifier is amplified the high-frequency signal received, and exports to transmitting coil;
The high-frequency signal emitting electromagnetic wave of described transmitting coil utilization through amplifying.
4. wireless charger equipment as described as any one in claim 1-3, it is characterized in that, described main control unit further comprises: radio access point module, its data communication for being recharged between equipment and another wireless device, between described main control unit and another wireless device provides path, make another wireless device be recharged equipment being recharged the equipment charge manipulate, and control by controlling described main control unit the wireless charging that described electric energy transmitter unit provides.
5. wireless charger equipment as claimed in claim 4, is characterized in that, described radio access point module comprises: antenna, wireless receiving transmitting terminal, radio base band and data processor.
6. wireless charger equipment as claimed in claim 1, is characterized in that, described interface is embedded interface, contact interface, plug-in type interface or buckle-type interface.
7. a wireless charger equipment, is characterized in that, comprises main control unit, and this main control unit comprises:
Power management module, be converted to the inner required electric energy of described main control unit for the direct current by obtained or alternating current;
Transmitter module, for from described power management module, receiving electric energy, and emitting electromagnetic wave;
Top control module, for the operation of the described main control unit of control and management; With
Radio access point module, for building wireless network, with described top control module, be connected also mutual, data communication for being recharged between equipment and another wireless device, between described top control module and another wireless device provides path, makes another wireless device be recharged equipment being recharged the equipment charge manipulate.
8. wireless charger equipment as claimed in claim 7, is characterized in that, described transmitter module comprises: sensing module, charge control module, oscillating circuit, power amplifier and transmitting coil, wherein,
Described sensing module is for detection of the information of transmitting coil;
The information of the transmitting coil that described charge control module detects according to described sensing module is controlled described oscillating circuit and described power amplifier, in order to provide suitable signal for transmitting coil;
Described oscillating circuit, under the control of described charge control module, converts the electric energy after described power management module conversion to high-frequency signal, offers described power amplifier;
Described power amplifier is amplified the high-frequency signal received, and exports to described transmitting coil;
The high-frequency signal emitting electromagnetic wave of described transmitting coil utilization through amplifying.
9. wireless charger equipment as claimed in claim 7 or 8, is characterized in that, described radio access point module comprises: antenna, wireless receiving transmitting terminal, radio base band and data processor.
10. wireless charger equipment as claimed in claim 7 or 8, is characterized in that, described wireless charger equipment further comprises: one or more electric energy transmitter unit,
Wherein, between described main control unit and described electric energy transmitter unit and removably be connected by interface between described electric energy transmitter unit;
Described power management module exports the electric energy after conversion to described interface, and then is transferred to described electric energy transmitter unit by interface;
Described top control module adopts the mode of master slave mode bus to be connected by described interface with described electric energy transmitter unit, the operation of the described main control unit of control and management and described electric energy transmitter unit;
The electric energy emitting electromagnetic wave that the utilization of described electric energy transmitter unit receives from described power management module.
11. wireless charger equipment as claimed in claim 10, is characterized in that, described electric energy transmitter unit comprises: sensing module, charge control module, oscillating circuit, power amplifier and transmitting coil, wherein,
Described sensing module is for detection of the information of the transmitting coil of described electric energy transmitter unit;
The information of the transmitting coil that described charge control module detects according to described sensing module is controlled oscillating circuit and the power amplifier of described electric energy transmitter unit, in order to provide suitable signal for transmitting coil;
Described oscillating circuit, under the control of described charge control module, will become high-frequency signal from transmit the voltage transitions of coming by power interface, offer power amplifier;
Described power amplifier is amplified the high-frequency signal received, and exports to transmitting coil;
The high-frequency signal emitting electromagnetic wave of described transmitting coil utilization through amplifying.
12. wireless charger equipment as claimed in claim 10, is characterized in that, described interface is embedded interface, contact interface, plug-in type interface or buckle-type interface.
13. the method for a wireless charging, is characterized in that, comprises the following steps:
Wireless charger equipment carries out system initialization, and wherein, described wireless charger equipment comprises main control unit and electric energy transmitter unit one or more and that main control unit removably connects, and described main control unit comprises top control module;
Charge mode is set;
Detection is recharged equipment;
The described main control unit of training in rotation and described electric energy transmitter unit, obtain the charge information of described main control unit and described electric energy transmitter unit;
The charge mode that judges described main control unit and described electric energy transmitter unit is active charge pattern or passive charge mode;
In the situation that the active charge pattern, described main control unit and described electric energy transmitter unit carry out wireless charging according to predetermined way;
In the situation that passive charge mode, described main control unit and described electric energy transmitter unit receive instruction and carry out wireless charging according to instruction from described top control module.
14. method as claimed in claim 13, is characterized in that, described method further comprises:
The included radio access point module of described main control unit is set up wireless network;
Describedly be recharged equipment and another wireless device accesses described wireless network;
Described top control module sends to described another wireless device by the charge information of obtained described main control unit and described electric energy transmitter unit via described wireless network;
Described another wireless device sends instruction to described top control module via described wireless network.
15. method as described as claim 13 or 14, wherein, described instruction comprises one of giving an order: the instruction of indication constant speed charging, the instruction of indication quick charge, the instruction that indication is charged at a slow speed, instruction, the indication that indication starts charging stop the instruction of charging.
16. method as claimed in claim 14, is characterized in that, described another wireless device utilizes Terminal Server Client to control application operating and uses the described equipment that is recharged by described wireless network.
17. method as claimed in claim 13, it is characterized in that, the charge mode that judges described main control unit and described electric energy transmitter unit is that active charge pattern or the step of passive charge mode and the step that charge mode is set are carried out in real time in charging process.
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| CN109193973A (en) * | 2018-10-24 | 2019-01-11 | 中尔（深圳）电能科技有限公司 | Radio transition equipment and charging method |
| CN109193889A (en) * | 2018-10-24 | 2019-01-11 | 中尔（深圳）电能科技有限公司 | Wireless charging system |
| CN111294215A (en) * | 2018-12-06 | 2020-06-16 | 萨基姆宽带联合股份公司 | Method for activating a function implemented in a master device integrated or linked to a wireless charging device |
| CN109887229A (en) * | 2019-04-01 | 2019-06-14 | 重庆大学 | An IoT home security system based on WIFI smart socket |
| EP4305734A4 (en) * | 2021-03-09 | 2025-06-04 | Northeastern University | METHOD AND APPARATUS FOR PROGRAMMATIC WIRELESS CHARGING |
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