CN103094965B - The method of attachment of wireless charging and wireless device - Google Patents
The method of attachment of wireless charging and wireless device Download PDFInfo
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- CN103094965B CN103094965B CN201310039096.8A CN201310039096A CN103094965B CN 103094965 B CN103094965 B CN 103094965B CN 201310039096 A CN201310039096 A CN 201310039096A CN 103094965 B CN103094965 B CN 103094965B
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Abstract
The present invention is applicable to the communications field, provides a kind of method of attachment of wireless charging, and for wireless device, described method comprises the steps: that at least one wireless device to be set up with at least one wireless charger by short-range communication agreement and communicates; Described Content of Communication comprises charging status information and charging instruction.Cost has been saved while the method that wireless device provided by the invention charges, wireless device and charger realize wireless charging.
Description
Technical field
The invention belongs to the communications field, particularly relate to a kind of method of attachment and wireless device of wireless charging.
Background technology
The development of accompanying information industry and the universal of mobile terminal, the wireless charging of mobile terminal is widely used, and this concept of wireless charging refers to equipment or the device of internal battery, obtains electric power and charge by the mode of wireless induction.This technology comes from wireless power conveying technology, and what its operation principle utilized is electromagnetic induction, namely after electric current is by coil, produces magnetic field, coating-forming voltage, just can charge by generation current after having had voltage.But, the current problem of this technology is, go back in the industry the specification standards that neither one is unified, therefore support that the mobile terminal of this technology might not use all wireless charging power stations, charging principle is a kind of electromagnetic coupled of on-fixed coupling coefficient, in order to ensure charging current with by the safety of charger, charger and needed between charger communication.Current industry wireless charging charger and all adopted near-field communication by the communication between charger, must be added near field communication circuitry each filling in mobile terminal like this.So not only add product cost, make troubles to portable product Miniaturization Design industry.
Summary of the invention
The object of the embodiment of the present invention is the method for attachment and the wireless device that provide a kind of wireless charging, and being intended to solve existing mobile terminal must increase near field communication circuitry when carrying out wireless charging and the problem causing cost high.
The present invention proposes a kind of method of attachment of wireless charging, and for wireless device, described method comprises the steps:
At least one wireless device is set up with at least one wireless charger by short-range communication agreement and is communicated; Described Content of Communication comprises charging status information and charging instruction.
Further, described short-range communication agreement is Bluetooth protocol, infrared transmission agreement or Wi-Fi data protocol.
Further,
Described wireless device for be filled mobile terminal, wireless charger only with filled mobile terminal and set up and communicate; Or
Described wireless device is mobile terminal to be filled, and wireless charger is only set up with mobile terminal to be filled and communicated; Or
Described wireless device comprises and is filled mobile terminal and mobile terminal to be filled, wireless charger with filled mobile terminal and set up with mobile terminal to be filled simultaneously and communicate.
Further, described wireless device comprises energy acceptance module and the first proximity communication module, the energy that energy acceptance module is launched for receiving wireless charger, first proximity communication module is for realizing the communication between wireless device and wireless charger, and Content of Communication comprises charging status information and charging instruction.
Further,
Described wireless charger comprises energy sending module and the second proximity communication module, energy sending module is for sending energy to wireless device, second proximity communication module is for realizing the communication between wireless device and wireless charger, and Content of Communication comprises charging status information and charging instruction.
The present invention also proposes a kind of wireless device, comprising:
First proximity communication module, is communicated for being set up with at least one wireless charger by short-range communication agreement; Described Content of Communication comprises charging status information and charging instruction.
Further, described first proximity communication module comprises:
Search unit, for searching the wireless charger in communication range;
Obtaining information unit, after searching described wireless charger, obtains the charging status information of described wireless charger.
Further, described first proximity communication module also comprises:
Command unit, for sending charging instruction to wireless charger.
Further, described short-range communication agreement is Bluetooth protocol, infrared transmission agreement or Wi-Fi data protocol.
In embodiments of the present invention, short-range communication agreement is utilized to carry out wireless charging to wireless device, different from near-field communication, short-range communication is low-power level signal communication, its communication distance is much larger than the communication distance of near-field communication, the communication distance of short-range communication is generally within 100 meters, and the communication distance of near-field communication only has 10 cm.Owing to not needed by the wireless device charged additionally to increase near field communication circuitry, the communication module that utilization itself has possessed, than existing three, large wireless charging agreement cost is low.Further, the embodiment of the present invention realizes wireless charging intellectuality, by the wireless device that charges within the scope of communication distance, and the information such as easy-to-look-up wireless charger model, position and current state.
Accompanying drawing explanation
Fig. 1 is the system architecture diagram of the embodiment of the present invention;
Fig. 2 is the flow chart of the method for attachment of the wireless charging of the embodiment of the present invention one;
Fig. 3 is the circuit diagram charged in the method for attachment of the wireless charging of the embodiment of the present invention one;
Fig. 4 is the structure chart of example 2 in the method for attachment of the wireless charging of the embodiment of the present invention one;
Fig. 5 is the structure chart of the wireless device of the embodiment of the present invention two;
Fig. 6 is the structure chart of the first proximity communication module in the wireless device of the embodiment of the present invention two;
Fig. 7 is the flow chart of the method for attachment of the mobile terminal wireless charging of the embodiment of the present invention three;
Fig. 8 is the structure chart of the wireless charger of the embodiment of the present invention four.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Figure 1 shows that the application scenarios of the embodiment of the present invention, comprise at least one wireless charger and at least one by the wireless device charged, wireless device can be the mobile terminal that mobile phone etc. has rechargeable battery.
With reference to Fig. 2, Figure 2 shows that the method for attachment of the embodiment of the present invention one wireless charging, for wireless device, the method comprises:
Step S101, when wireless device need charging time (now wireless device is mobile terminal to be filled), by the wireless charger in the short-range communication mode automatic searching communication ranges such as self-contained bluetooth, infrared ray, Wi-Fi.When wireless device searches a wireless charger, the wireless charger that prompting wireless device has searched, when searching multiple wireless charger, the idle wireless charger that prompting wireless device is nearest or signal is the strongest, or select one of them for user.
Step S102, wireless device are set up with above-mentioned wireless charger by short-range communication agreement and are communicated, and Content of Communication is mainly Charge Management information, comprises charging status information and charging instruction.
There are between wireless device and wireless charger two kinds of connected modes, a kind of for data interaction, the present invention is referred to as connected mode 1, as the contact of the various Charge Management information between wireless device and wireless charger, wireless device recognizes electricity, the whether charging status information such as idle of wireless charger by connected mode 1, and sends various charging instruction etc. to wireless charger.The first proximity communication module that connected mode 1 is carried by wireless devices such as bluetooth, infrared ray, Wi-Fi equally completes.Namely wireless connections in this step refer to connected mode 1.Another kind of for wireless charging, we are referred to as connected mode 2, and wireless device obtains electric energy by connected mode 2 from wireless charger, and connected mode 2 completes in modes such as electromagnetic induction by the energy acceptance module of wireless device.
Step S103, wireless device are near wireless charger, and both connect mode 2, and wireless device receives electric energy from wireless charger, are the battery charging (now wireless device is for being filled mobile terminal) of self.Wireless charger, according to the charge request of wireless device, is opened built-in or external energy emitter and electric energy is sent to wireless device, and the energy receiver of wireless device receives electric energy and charges to the battery of wireless device.Wireless device can detect the size of charging current in real time, and sends instruction by connected mode 1 to wireless charger, and requiring increases or reduce electric energy transmitting power.
With reference to Fig. 3, the connected mode 2 of the embodiment of the present invention is by Fig. 3 shownschematically circuit realiration.Circuit shown in Fig. 3 is charged by the mode of electromagnetic induction, is specially: the surface of wireless device is provided with receiving coil 103, and the two ends of receiving coil 103 are connected with rectification circuit 102 respectively, and what wireless charger was corresponding is provided with transmission coil 203.When receiving coil 103 with send coil 203 near time, receiving coil 103 receives the induction AC energy that wireless charger is launched, then becomes direct current through rectification circuit 102 and power to wireless device.
For describing the operation principle of the embodiment of the present invention in detail, be now described by two examples:
Example 1: with reference to Fig. 1, in wireless coverage, there are two wireless charger A and B, there are three wireless devices A, B and C, wireless device C is using wireless charger B to charge, and wireless device B and A is for charging, and wireless device C uses connected mode 2 of the present invention to charge, wireless device B with A uses connected mode 1 of the present invention can communicate with wireless charger A with B, recognizes the resource utilization of current wireless charger A and B.
Example 2: with reference to Fig. 4, wireless charger A and wireless device A charges, in the coverage of the short-range communications such as bluetooth, wireless device B and wireless device C also searches wireless charger A, wireless device B is communicated with wireless charger A by connected mode 1, understand wireless charger A to use, and know that wireless device A estimates also will how long can charge end, that waits wireless charger A to be used to charge also has a wireless device C.Wireless device C equally also obtains these information by the way.
In embodiments of the present invention, do not needed additionally to increase near field communication circuitry by the wireless device charged, the communication module that utilization itself has possessed, saved cost.And by the wireless device that charges within the scope of communication distance, the information such as easy-to-look-up wireless charger model, position and current state, achieve wireless charging intellectuality.
With reference to Fig. 5, propose the wireless device of the embodiment of the present invention two, this wireless device comprises:
First proximity communication module 51, is communicated for being set up with at least one wireless charger by short-range communication agreement; Described Content of Communication comprises charging status information and charging instruction.
With reference to Fig. 6, described first proximity communication module 51 comprises:
Search unit 511, for searching the wireless charger in communication range;
Acquiring unit 512, for when searching described wireless charger, obtains the charging status information of described wireless charger;
Command unit 513, for wherein one wireless charger send charging instruction.
When wireless device needs charging, the search unit 511 of the first proximity communication module 51 is by the wireless charger in short-range communication mode automatic searching communication range, and the first proximity communication module 51 can be the proximity communication modules such as self-contained bluetooth module, infrared module or the Wi-Fi module of wireless device.
When searching unit 511 and searching a wireless charger, point out the wireless charger searched, when searching multiple wireless charger, the idle wireless charger that prompting wireless device is nearest or signal is the strongest, or select one of them for user.
Acquiring unit 512 sends charge request to the wireless charger searched, and obtains the charging status information of described wireless charger, and above-mentioned charging status information is the state informations such as whether wireless charger is idle, electricity size.
There are between wireless device and wireless charger two kinds of connected modes, a kind of for data interaction, we are referred to as connected mode 1, as the contact of the various Charge Management information between wireless device and wireless charger, wireless device recognizes electricity, the whether charging status information such as idle of wireless charger by connected mode 1, and sends various charging instruction etc. to wireless charger.Connected mode 1 is completed by the first proximity communication module 51.Another kind of for wireless charging, we are referred to as connected mode 2, can obtain electric energy by connected mode 2 wireless device from wireless charger, and connected mode 2 can be the modes such as electromagnetic induction.
Wireless device is near wireless charger, and both connect mode 2, and wireless device receives electric energy from wireless charger, for the battery of wireless device charges.Wireless device can detect the size of charging current in real time, and sends instruction by command unit 513 to wireless charger, and requiring increases or reduce electric energy transmitting power.
In the embodiment of the present invention two, wireless device does not need additionally to increase near field communication circuitry, and the communication module that utilization itself has possessed has saved cost.And wireless device is within the scope of communication distance, the information such as easy-to-look-up wireless charger model, position and current state, achieve wireless charging intellectuality.
With reference to Fig. 7, propose the method for attachment of the wireless charging of the embodiment of the present invention three, for wireless charger, the method comprises:
When step S601, one or more wireless device need to charge, by the wireless charger in the short-range communication mode automatic searching communication ranges such as self-contained bluetooth, infrared ray, Wi-Fi.After wireless charger is arrived by one or more wireless device search simultaneously, to the charge condition of above-mentioned one or more wireless device feedback self, as idlely in whether wait charging status information.
There are between wireless device and wireless charger two kinds of connected modes, a kind of for data interaction, we are referred to as connected mode 1, as the contact of the various Charge Management information between wireless device and wireless charger, wireless charger sends electricity, the whether charging status information such as idle by connected mode 1 to wireless device, and receives the various charging instruction etc. that wireless device sends.The wireless communication module that connected mode 1 is carried by wireless devices such as bluetooth, infrared ray, Wi-Fi equally completes.Namely wireless connections in this step refer to connected mode 1.Another kind of for wireless charging, we are referred to as connected mode 2, and wireless charger sends electric energy by connected mode 2 to wireless device, and connected mode 2 completes by modes such as electromagnetic induction.
Step S602, one or more wireless device are near wireless charger, and the mode 2 that connects between wireless charger, and wireless charger sends electric energy to one or more wireless device above-mentioned, are the battery charging of self for wireless device.Wireless charger, according to the charge request of wireless device, is opened built-in or external energy emitter and electric energy is sent to wireless device, and the energy receiver of wireless device receives electric energy and charges to the battery of wireless device.Wireless device can detect the size of charging current in real time, and sends instruction by connected mode 1 to wireless charger, and wireless charger increases according to instruction or reduces electric energy transmitting power.
In the embodiment of the present invention three, wireless charger only need increase proximity communication module and with wireless device communication to be charged, within the scope of communication distance, can send charging status information easily, achieve wireless charging intellectuality.
With reference to Fig. 8, propose the wireless charger of the embodiment of the present invention four, comprising:
Second proximity communication module 71, is communicated for being set up with at least one wireless device by short-range communication agreement; Described Content of Communication comprises charging status information and charging instruction.
When one or more wireless device needs to charge, by the wireless charger in the short-range communication mode automatic searching communication ranges such as self-contained bluetooth, infrared ray, Wi-Fi.When wireless charger by one or more wireless device search then, the second proximity communication module 71 of this wireless charger is set up with one or more wireless device described by short-range communication agreement and is communicated.
There are between wireless device and the second proximity communication module 71 two kinds of connected modes, a kind of for data interaction, we are referred to as connected mode 1, as the contact of the various Charge Management information between wireless device and wireless charger, second proximity communication module 71 sends electricity, the whether charging status information such as idle by connected mode 1 to wireless device, and receives the various charging instruction etc. that wireless device sends.Second proximity communication module 71 can be that the wireless communication module that the wireless devices such as bluetooth module, infrared module, Wi-Fi module carry completes.Another kind of for wireless charging, we are referred to as connected mode 2, and wireless charger sends electric energy by connected mode 2 to wireless device, and connected mode 2 can be the modes such as electromagnetic induction.
When one or more wireless device is near wireless charger, to connect mode 2 with wireless charger, wireless charger sends electric energy to wireless device, is the battery charging of self for wireless device.Wireless device can detect the size of charging current in real time, and sends charging instruction by connected mode 1 to the second proximity communication module 71, so that wireless charger increases according to the instruction that the second proximity communication module 71 receives or reduces electric energy transmitting power.
In the embodiment of the present invention four, wireless charger only need increase proximity communication module and with wireless device communication to be charged, within the scope of communication distance, can send charging status information easily, achieve wireless charging intellectuality.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a method of attachment for wireless charging, for wireless device, is characterized in that, described method comprises the steps:
Search the wireless charger in communication range;
At least one wireless device to be set up by connected mode one by short-range communication agreement and at least one wireless charger and is communicated; Described Content of Communication comprises charging status information and charging instruction, and described charging instruction comprises the instruction of the electric energy transmitting power increasing or reduce described wireless charger;
When the wireless device setting up communication by described connected mode one and wireless charger near time, described wireless device and wireless charger connect by connected mode two, to perform from a wireless charger reception electric energy, are that the battery of self charges.
2. the method for claim 1, is characterized in that, described short-range communication agreement is Bluetooth protocol, infrared transmission agreement or Wi-Fi data protocol.
3. the method for claim 1, is characterized in that,
Described wireless device for be filled mobile terminal, wireless charger only with filled mobile terminal and set up and communicate; Or
Described wireless device is mobile terminal to be filled, and wireless charger is only set up with mobile terminal to be filled and communicated; Or
Described wireless device comprises and is filled mobile terminal and mobile terminal to be filled, wireless charger with filled mobile terminal and set up with mobile terminal to be filled simultaneously and communicate.
4. the method for claim 1, it is characterized in that, described wireless device comprises energy acceptance module and the first proximity communication module, the energy that energy acceptance module is launched for receiving wireless charger, first proximity communication module is for realizing the communication between wireless device and wireless charger, and Content of Communication comprises charging status information and charging instruction.
5. the method for claim 1, is characterized in that,
Described wireless charger comprises energy sending module and the second proximity communication module, energy sending module is for sending energy to wireless device, second proximity communication module is for realizing the communication between wireless device and wireless charger, and Content of Communication comprises charging status information and charging instruction.
6. a wireless device, is characterized in that, comprising:
Search unit; For searching the wireless charger in communication range;
First proximity communication module, is communicated for being set up by connected mode one by short-range communication agreement and at least one wireless charger; Described Content of Communication comprises charging status information and charging instruction, and described charging instruction comprises the instruction of the electric energy transmitting power increasing or reduce described wireless charger;
Charhing unit, for when by described connected mode one set up the wireless device of communication and wireless charger near time, described wireless device and wireless charger connect by connected mode two, receive electric energy to perform from a wireless charger, are the battery charging of self.
7. wireless device as claimed in claim 6, it is characterized in that, described first proximity communication module comprises: search unit, for searching the wireless charger in communication range;
Obtaining information unit, after searching described wireless charger, obtains the charging status information of described wireless charger.
8. wireless device as claimed in claim 7, it is characterized in that, described first proximity communication module also comprises:
Command unit, for sending charging instruction to wireless charger.
9. wireless device as claimed in claim 7, it is characterized in that, described short-range communication agreement is Bluetooth protocol, infrared transmission agreement or Wi-Fi data protocol.
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