CN105071515B - A kind of charger baby with wireless transmitter receiver function - Google Patents

A kind of charger baby with wireless transmitter receiver function Download PDF

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Publication number
CN105071515B
CN105071515B CN201510493605.3A CN201510493605A CN105071515B CN 105071515 B CN105071515 B CN 105071515B CN 201510493605 A CN201510493605 A CN 201510493605A CN 105071515 B CN105071515 B CN 105071515B
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China
Prior art keywords
wireless charging
circuit
coil
charger baby
wireless
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CN105071515A (en
Inventor
任连峰
林桂江
杨凤炳
陈跃鸿
陈木坚
秦铖
谢文卉
林艺伟
邓伟舜
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XIAMEN XINYE MICROELECTRONICS TECHNOLOGY CO., LTD.
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Xiamen Xin Ye Science And Technology Ltd
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Abstract

The present invention discloses a kind of charger baby with wireless transmitter receiver function, and it is included in charger baby housing, charger baby housing provided with battery, shared coil and control device;Control device includes charge-discharge control circuit, wireless charging transmitting receives control circuit, wireless charging launch driving circuit and wireless charging receive rectification circuit, battery is bi-directionally connected with charge-discharge control circuit, output end and the wireless charging transmitting of charge-discharge control circuit receive the input for controlling the output of circuit to be terminated at wireless charging launch driving circuit, the output of wireless charging launch driving circuit is terminated at the input of bridging line circle, the output for sharing coil is terminated at the input that wireless charging transmitting receives the input for controlling circuit and wireless charging reception rectification circuit, the output that wireless charging transmitting receives control circuit is terminated at the input that wireless charging receives rectification circuit, the output of wireless charging reception rectification circuit is terminated at the input of charge-discharge control circuit.

Description

A kind of charger baby with wireless transmitter receiver function
Technical field
The invention belongs to wireless charging field, and in particular to it is a kind of meet QI standards have wireless transmission, receive capabilities Charger baby.
Background technology
In recent years, portable electric appts, such as mobile phone, tablet personal computer, are promoted the use of on a large scale, this kind of electricity The sub- universal power consumption of product is very big, therefore portable power source arises at the historic moment, and by large-scale promotion application.Portable power source is also known as charging Treasured, is a kind of portable charger for integrating power supply and charge function, can whenever and wherever possible be filled to digital equipments such as mobile phones Electricity or standby power, typically using lithium cell or dry cell as charge storage unit, generally with Large Copacity, multipurpose, small volume, Long lifespan and it is safe and reliable the features such as.Traditional portable power source is all to be set by the way of USB data wires with portable electronic Standby USB ports connection, charges to its battery, but, when user is charged using portable power source in a mobile environment When, portable power source can make troubles with portable electric appts wired connection to user, data wire connection trouble, it is easy to lose Lose, it is inconvenient for use.
Charge for convenience, prior art have developed the charger baby with wireless charging function, it is only necessary to by portable electricity Sub- product is precious close to wireless charging, just can be portable electronic product charging, can be taken without extra transmission line connection Formula electronic product and wireless charging are precious.
But, existing wireless charging is precious, when its own battery charges, still needs to realize by wired connection, that is, uses Standard USB charging wires(Or industrial siding)Power supply adaptor is connected with portable power source to be charged.This is for outgoing use Family is inconvenient, and the puzzlement for carrying data wire is not broken away from still, and existing charger baby is respectively provided with needed for external power supply USB interface, such USB interface does not have water-proof function, and easily water inlet is easily leaked electricity, very dangerous.
The content of the invention
Therefore, for it is above-mentioned the problem of, the present invention proposes a kind of charger baby with wireless transmitter receiver function, the charging Treasured meets QI standards, for electronic equipment to be charged and itself wireless charging can be carried out, to solve wireless charging in the prior art When electric treasured charges to its cells, still need to realize by wired connection, the puzzlement hardly possible for carrying data wire is not broken away from still Topic;Existing charger baby is also solved in addition without water-proof function, and the safety problems such as electric leakage easily occur for easily water inlet.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is as follows:
A kind of charger baby with wireless transmitter receiver function, including charger baby housing, in charger baby housing provided with battery, Share coil and control device;Shared coil is that the transmitting coil and receiving coil of wireless charging share a coil, described Control device includes charge-discharge control circuit, wireless charging transmitting and receives control circuit, wireless charging launch driving circuit and nothing Line charging receives rectification circuit, and battery is bi-directionally connected with charge-discharge control circuit, the output end of charge-discharge control circuit and wirelessly Charging transmitting receives the input for controlling the output of circuit to be terminated at wireless charging launch driving circuit, wireless charging transmitting driving The output of circuit is terminated at the input of bridging line circle, and the output for sharing coil is terminated at wireless charging transmitting reception control circuit Input and wireless charging receive rectification circuit input, wireless charging transmitting receive control circuit output be terminated at nothing Line charging receives the input of rectification circuit, and the output that wireless charging receives rectification circuit is terminated at the defeated of charge-discharge control circuit Enter end.
In foregoing circuit, wireless charging system is additionally provided with control device, it is precious that the wireless charging system includes wireless charging Treat charging method, the precious charging method to its cells of wireless charging of charged electronic equipment.
Wherein, it is necessary to be realized by wired connection when for solution, wireless charging treasured charges to its cells in the prior art, The problem for the puzzlement for carrying data wire is not broken away from still, and wireless charging system comprises the following steps:
Step a:Initialize the wireless charging system on control device;
Step b:Close wireless charging and receive rectification circuit, open wireless charging launch driving circuit;
Step c:Wireless charging system judges whether the signal received comes from wireless charging receiving terminal, if it is, being System opens wireless transmission working condition, shares coil and performs transmitting coil function, if it is not, then continuing step d;
Step d:Wireless charging launch driving circuit is closed, wireless charging is opened and receives rectification circuit;
Step e:Wireless charging system judges whether the signal received comes from wireless charging transmitting terminal, if it is, being System opens wireless receiving working condition, shares coil and performs receiving coil function, if it is not, then return to step a.
As a kind of concrete scheme, the step c's comprises the following steps that:First, system is opened wireless charging transmitting and driven Dynamic circuit, and then drive shared coil to realize the emission function of wireless charging, and request signal of shaking hands is sent, such as receive wireless The answer signal of charging receiving terminal, then lock the working condition of charger baby and launch working condition for wireless charging;Then, system is led to It is alternating voltage to cross the DC voltage inversion for controlling wireless charging launch driving circuit to export charger baby charge-discharge control circuit Signal, and drive wireless charging to launch receiving coil transmitting alternating electromagnetism signal, realize wireless charging emission function;As do not received To the answer signal of wireless charging receiving terminal, then wireless charging transmitting driving electricity is closed in wireless charging launch control system control Road, terminates wireless charging emission state, is transferred to the judgement of wireless charging reception state.
Further, the step e is comprised the following steps that:First, system opens wireless charging and receives rectification circuit, this When, wireless charging receives control circuit, shares coil and wireless charging reception rectification circuit composition wireless charging receiver, wirelessly Charging receiving control device receives whether demodulation shakes hands request signal by wireless charging receiver, if any receiving wireless charging What electric transmitter was sent shake hands request signal, then it is wireless charging reception state to lock charger baby working condition, and this is shaken hands Request signal carries out response and sends answer signal, is wireless charging when wireless charging transmitting receives the work of control system decision-making system After reception state, by controlling wireless charging to receive the ac voltage signal that rectification circuit receives the shared coil of wireless charging D. c. voltage signal is converted to by rectification circuit, then is transferred to charger baby charge-discharge circuit system input, passes through charger baby Charge-discharge circuit realizes the charging to charger baby battery;As do not received the answer signal that wireless charging transmitter is sent, then without Line charging launch control system closes wireless charging and receives rectifies transmission circuit, terminates wireless charging reception state, is transferred to wireless The emission state that charges judges.
As a kind of preferred scheme, the charger baby housing is realized using the full-closed structure without interface, anti-to reach Water, dust-proof, protection from fumes purpose.
Further, the shared coil is the single electromagnetic induction coil for meeting QI standards.
The present invention realizes two kinds of functions of wireless charging transmitting and reception using a single shared coil, can meet pair Its cells charge, it is not necessary to pass through wire transmission, it is to avoid carry the puzzlement of data wire, meanwhile, simplify wireless charging system Line construction, greatlys save cost.In the prior art, also there are the scheme that shared coil is realized, such as Application No. 201420499302.3 utility model patent, discloses a kind of wireless discharge and recharge Cellphone Accessories, and its technical scheme is as follows:Institute State Cellphone Accessories to be arranged at interior of mobile phone and electrically connect with battery of mobile phone, the Cellphone Accessories include shared charging/put Electric coil, a radiating circuit, a receiving circuit and a switching circuit;Wherein, the radiating circuit and the reception Circuit on one side is connected in parallel to the battery of mobile phone, and the other end is connected in parallel to the switching circuit, and the switching circuit connection charging/ Discharge coil simultaneously controls the charge/discharge coil to be turned on respectively with the radiating circuit or the receiving circuit.The practicality is new Cellphone Accessories in type patent share a set of charge/discharge coil, but still use two sets of radiating circuit and receiving circuit, And in the present invention, using unique circuit design, radiating circuit and receiving circuit use a set of circuit design, not only drop significantly Low cost, and make it that circuit structure is more stable.In addition, the present invention for that can not realize wireless charging treasured in the prior art Itself wireless charging, also by the wireless charging system of control device, designs a kind of simple and effective wireless charging treasured to itself The charging method of battery, is realized to the wireless charging of itself.
In addition, charger baby housing of the present invention uses the full-closed structure without interface, user can be facilitated outgoing or during the rainy day Carry, realize waterproof and dustproof, protection from fumes, can avoid leaking electricity, it is fool proof.Present inventive concept is ingenious, structure design letter It is clean, it is easy to industrialization production, with good practicality.
Brief description of the drawings
Fig. 1 is the charger baby structure chart of embodiments of the invention;
Fig. 2 is the theory diagram of the control device of the charger baby of embodiments of the invention;
Fig. 3 is the charging method working condition decision flow chart of the charger baby of embodiments of the invention.
Embodiment
In conjunction with the drawings and specific embodiments, the present invention is further described.
As illustrated in fig. 1 and 2, a kind of charger baby with wireless transmitter receiver function of the invention, including charger baby housing 1, charger baby housing 1 is interior to be provided with control device 2, battery 3 and shared coil 4;The control device 2 includes charge and discharge control electricity Road, wireless charging transmitting receive control circuit, wireless charging launch driving circuit and wireless charging and receive rectification circuit;Battery It is bi-directionally connected with charge-discharge control circuit, output end and the wireless charging transmitting of charge-discharge control circuit receive the defeated of control circuit Go out to be terminated at the input of wireless charging launch driving circuit, the output of wireless charging launch driving circuit is terminated at bridging line circle Input, share coil output be terminated at wireless charging transmitting receive control circuit input and wireless charging reception it is whole The input of current circuit, the output that wireless charging transmitting receives control circuit is terminated at the input that wireless charging receives rectification circuit End, the output of wireless charging reception rectification circuit is terminated at the input of charge-discharge control circuit.In foregoing circuit, control device On be additionally provided with wireless charging system, the wireless charging system include wireless charging treasured treat charged electronic equipment charging method, The precious charging method to its cells of wireless charging.
In order to when solving that wireless charging treasured charges to its cells in the prior art, it is necessary to realized by wired connection, according to The problem for the puzzlement for carrying data wire is not broken away from so, and the wireless charging system of the control device of the charger baby is single using one Shared coil realize wireless charging transmitting and receive two kinds of functions, can meet to its cells charge, it is not necessary to by having Line is transmitted, it is to avoid carry the puzzlement of data wire, meanwhile, wireless charging system line construction is simplified, cost is greatlyd save.
Wherein, the principle of wireless charging system is as shown in figure 3, it specifically includes following steps:
Step a:Wireless charging system is initialized;
Step b:Close wireless charging and receive rectification circuit unlatching wireless charging launch driving circuit;
Step c:Wireless charging system judges whether the signal received comes from wireless charging receiving terminal, if it is, being System opens wireless transmission working condition, shares coil and performs transmitting coil function, if it is not, then continuing step d;
Step d:Wireless charging launch driving circuit is closed, wireless charging is opened and receives rectification circuit;
Step e:Wireless charging system judges whether the signal received comes from wireless charging transmitting terminal, if it is, being System opens wireless receiving working condition, shares coil and performs receiving coil function, if it is not, then return to step a.
As a kind of concrete scheme, the step c's comprises the following steps that:First, system is opened wireless charging transmitting and driven Dynamic circuit, and then drive shared coil to realize the emission function of wireless charging, and request signal of shaking hands is sent, by whether receiving Judged to answer signal, such as receive the answer signal of wireless charging receiving terminal, be then determined as to electronic equipment to be charged Charging, now locks the working condition of charger baby and launches working condition for wireless charging, then, system is by controlling wireless charging The DC voltage inversion that launch driving circuit exports charger baby charge-discharge control circuit is ac voltage signal, and is driven wireless Charging transmitting receiving coil transmitting alternating electromagnetism signal, realizes wireless charging emission function;As do not received wireless charging reception Wireless charging launch driving circuit is closed in the answer signal at end, then wireless charging launch control system control, terminates wireless charging Emission state, is transferred to the judgement of wireless charging reception state.
Further, the step e is comprised the following steps that:First, system opens wireless charging and receives rectification circuit, this When, wireless charging receives control circuit, shares coil and wireless charging reception rectification circuit composition wireless charging receiver, wirelessly Charging receiving control device receives whether demodulation shakes hands request signal by wireless charging receiver, if any receiving wireless charging What electric transmitter was sent shake hands request signal, then be judged to being charged to itself, then it is wireless to lock charger baby working condition Charge reception state, and carries out response to the request signal of shaking hands, and sends answer signal, when wireless charging transmitting receives control system Decision-making system of uniting works after wireless charging reception state, to share wireless charging by controlling wireless charging to receive rectification circuit The ac voltage signal that coil is received is converted to d. c. voltage signal by rectification circuit, then is transferred to charger baby discharge and recharge electricity Road system input, the charging to charger baby battery is realized by charger baby charge-discharge circuit.As do not received wireless charging hair The answer signal that emitter is sent, then wireless charging launch control system closing wireless charging reception rectifies transmission circuit, terminates nothing Line charging reception state, is transferred to the judgement of wireless charging emission state.
In above-mentioned steps, step c realizes that wireless charging treasured treats the charging method of charged electronic equipment, and step e realizes nothing Charging method of the line charger baby to its cells.Above-mentioned steps are ingenious in design and are simply easily achieved,.
In addition, in the present embodiment, charger baby housing uses the full-closed structure without interface, to realize waterproof and dustproof, Smoke prevention The purpose of mist, facilitates user outgoing or carries during the rainy day, can avoid leaking electricity, fool proof.
Although specifically showing and describing the present invention with reference to preferred embodiment, those skilled in the art should be bright In vain, do not departing from the spirit and scope of the present invention that appended claims are limited, in the form and details can be right The present invention makes a variety of changes, and is protection scope of the present invention.

Claims (5)

1. a kind of charger baby with wireless transmitter receiver function, it is characterised in that:
Including charger baby housing, battery is provided with charger baby housing, coil and control device is shared;Shared coil is wireless charging The transmitting coil and receiving coil of electricity share a coil;
The control device includes charge-discharge control circuit, wireless charging transmitting and receives control circuit, wireless charging transmitting driving Circuit and wireless charging receive rectification circuit, and battery is bi-directionally connected with charge-discharge control circuit, the output of charge-discharge control circuit End and wireless charging launch the input for receiving and controlling the output of circuit to be terminated at wireless charging launch driving circuit, wireless charging The output of launch driving circuit is terminated at the input of bridging line circle, and the output for sharing coil is terminated at wireless charging transmitting reception The input and wireless charging of circuit is controlled to receive the input of rectification circuit, wireless charging transmitting receives the output of control circuit The input that wireless charging receives rectification circuit is terminated at, the output that wireless charging receives rectification circuit is terminated at charge and discharge control The input of circuit;
Wireless charging system is additionally provided with the control device, the wireless charging system treats charged electrical including wireless charging treasured Charging method, the precious charging method to its cells of wireless charging of equipment;
The wireless charging system comprises the following steps:
Step a:Initialize the wireless charging system on control device;
Step b:Close wireless charging and receive rectification circuit, open wireless charging launch driving circuit;
Step c:Wireless charging system judges whether the signal received comes from wireless charging receiving terminal, if it is, system is opened Wireless transmission working condition is opened, coil is shared and performs transmitting coil function, if it is not, then continuing step d;
Step d:Wireless charging launch driving circuit is closed, wireless charging is opened and receives rectification circuit;
Step e:Wireless charging system judges whether the signal received comes from wireless charging transmitting terminal, if it is, system is opened Wireless receiving working condition is opened, coil is shared and performs receiving coil function, if it is not, then return to step a.
2. the charger baby according to claim 1 with wireless transmitter receiver function, it is characterised in that:The step c's Comprise the following steps that:First, system opens wireless charging launch driving circuit, and then drives shared coil to realize wireless charging Emission function, and request signal of shaking hands is sent, the answer signal of wireless charging receiving terminal is such as received, then locks the work of charger baby Make state and launch working condition for wireless charging;Then, system is by controlling wireless charging launch driving circuit to fill charger baby The DC voltage inversion of charge/discharge control circuit output is ac voltage signal, and drives wireless charging to launch receiving coil transmitting friendship Become electromagnetic signal, realize wireless charging emission function;Do not receive the answer signal of wireless charging receiving terminal such as, then wireless charging Wireless charging launch driving circuit is closed in launch control system control, is terminated wireless charging emission state, is transferred to wireless charging and connects Receive condition adjudgement.
3. the charger baby according to claim 1 or 2 with wireless transmitter receiver function, it is characterised in that:The step e Comprise the following steps that:First, system open wireless charging receive rectification circuit, now, wireless charging receive control circuit, altogether Rectification circuit is received with coil and wireless charging and constitutes wireless charging receiver, and wireless charging receiving control device passes through wireless charging Whether electric receiver receives demodulation and shakes hands request signal, if any receiving the inquiry letter of shaking hands that wireless charging transmitter is sent Number, then it is wireless charging reception state to lock charger baby working condition, and carries out response transmission response to the request signal of shaking hands Signal, it is wireless by control after it is wireless charging reception state that wireless charging transmitting, which receives the work of control system decision-making system, The ac voltage signal that charging reception rectification circuit receives the shared coil of wireless charging is converted to direct current by rectification circuit Voltage signal, then charger baby charge-discharge circuit system input is transferred to, realized by charger baby charge-discharge circuit to charger baby The charging of battery;As do not received the answer signal that wireless charging transmitter is sent, then wireless charging launch control system is closed Wireless charging receives rectifies transmission circuit, terminates wireless charging reception state, is transferred to the judgement of wireless charging emission state.
4. the charger baby according to claim 1 with wireless transmitter receiver function, it is characterised in that:The charger baby shell Body is realized using the full-closed structure without interface.
5. the charger baby according to claim 1 with wireless transmitter receiver function, it is characterised in that:The shared coil To meet the single electromagnetic induction coil of QI standards.
CN201510493605.3A 2015-08-13 2015-08-13 A kind of charger baby with wireless transmitter receiver function Active CN105071515B (en)

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Families Citing this family (7)

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CN105573214A (en) * 2016-01-18 2016-05-11 江苏工程职业技术学院 Control method and charging method for multifunctional charger baby
CN106586276A (en) * 2016-11-08 2017-04-26 浙江大学 Cold-chain logistics packing box based on wireless charging
CN107623354A (en) * 2017-10-11 2018-01-23 镇江博联电子科技有限公司 A kind of cell kit method of work for having wireless charging transmitting and receive capabilities concurrently
CN110770995A (en) * 2017-11-08 2020-02-07 深圳市柔宇科技有限公司 Wireless charging and discharging device
CN107919715A (en) * 2017-12-19 2018-04-17 深圳市金威澎电子有限公司 A kind of double-direction radio charging unit and charging method
CN110649674B (en) * 2019-09-25 2021-06-01 Oppo广东移动通信有限公司 Charging method, system, device, computer equipment and storage medium
CN112103582A (en) * 2020-09-25 2020-12-18 格力博(江苏)股份有限公司 Battery pack and using method thereof

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CN204858704U (en) * 2015-08-13 2015-12-09 厦门新页科技有限公司 Treasured charges with wireless transmit receive function

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Patentee before: Xiamen Xin Ye Science and Technology Ltd.