CN205355966U - Wireless communication device closely - Google Patents
Wireless communication device closely Download PDFInfo
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- CN205355966U CN205355966U CN201520978916.4U CN201520978916U CN205355966U CN 205355966 U CN205355966 U CN 205355966U CN 201520978916 U CN201520978916 U CN 201520978916U CN 205355966 U CN205355966 U CN 205355966U
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Abstract
The utility model relates to a mobile communication technology field, the utility model provides a wireless communication device closely, wireless communication device closely includes charge module, control module, battery module, filtering rectifier module, antenna and communications array charge, when control block detection battery module's electric quantity exceedes the default, receive the wireless data signal to the module is charged at off state to control, control block detection battery module's low battery is when the default, stop to receive the wireless data signal, and the module is charged at on -state to control, the voltage signal of module after according to the filtering rectification charges to battery module so that charge, the wireless function of charging is realized to the antenna through charging, and realize the data communication function through communications array, and in order to avoid makeing mistakes of data communication, sharing is not simultaneously charged, and the antenna charges and the data antenna carries out data communication, realize that wireless communication device closely is guaranteeing under the stable prerequisite of data communication, also can reliably charge.
Description
Technical field
This utility model relates to wireless communication technology field, particularly relates to a kind of close range wireless communication device.
Background technology
Along with the development of communication technology, the application of NFC (NearFieldCommunication, close range wireless communication) technology is more and more extensive, particularly wireless payment application use more, typical case's application is such as mobile-phone payment.Just because of this, the wireless charging technology of communication device also increasingly receives publicity.
In the prior art, generally wireless charging device and communication device being united two into one, namely NFC carries out data communication in carrying out wireless charging process simultaneously, and this process can cause that data communication is unstable, it is possible to can cause loss of data.
In sum, prior art exists and wireless charging process carries out the problem that data communication causes data communication instability to cause loss of data simultaneously.
Utility model content
The purpose of this utility model is in that to provide a kind of close range wireless communication device, it is intended to solve to carry out, for existing in prior art, the problem that data communication causes data communication instability to cause loss of data in wireless charging process simultaneously.
This utility model is achieved in that first aspect provides a kind of close range wireless communication device, and described close range wireless communication device includes charging module, control module, battery module, filter rectification module, charging antenna and communication antenna；
The signal output part of described charging antenna connects the signal input part of described filter rectification module, the voltage output end of described filter rectification module connects the voltage input end of described charging module, the voltage output end of described charging module connects the input of described power module, the signal output part of described communication antenna connects the signal input part of described control module, the voltage acquisition end of described control module connects the input of described power module, and the signal output part of described control module connects the control end of described charging module；
The electromagnetic signal sensed is converted to voltage signal by described charging antenna, and exports described voltage signal to described filter rectification module；
Described voltage signal is filtered rectification by described filter rectification module, and exports the voltage signal after filter rectification to described charging module；
Described communication antenna obtains wireless data signal, and exports described wireless data signal to described control module；
Described control module detects the electricity of described battery module when exceeding preset value, receives described wireless data signal, and controls described charging module and be off state；
When described control module detects the electricity of described battery module lower than preset value, stop receiving described wireless data signal, and it is in the conduction state to control described charging module, so that described battery module is charged by described charging module according to the voltage signal after filter rectification.
In conjunction with first aspect, in the first embodiment of first aspect, described filter rectification module includes filtering device and rectification unit；
First end of described filtering device and the input of described rectification unit connect altogether and constitute the input of described filter rectification module, second end of described filtering device and the earth terminal common ground connection of described rectification unit, the outfan of described rectification unit is the outfan of described filter rectification module.
In conjunction with first aspect and the first embodiment thereof, in the second embodiment of first aspect, described filtering device is the first electric capacity.
In conjunction with first aspect and the first embodiment thereof, in the third embodiment of first aspect, described rectification unit includes the first diode, the second diode, the 3rd diode and the 4th diode；
The negative electrode of the anode of described first diode and described 3rd diode connects altogether and constitutes the input of described rectification unit, the negative electrode of the negative electrode of described first diode and described second diode connects altogether and constitutes the outfan of described rectification unit, the anode of described second diode connects the negative electrode of described 4th diode, the anode of described 4th diode and the anode common ground connection of described 3rd diode.
In conjunction with first aspect, in the 4th kind of embodiment of first aspect, described battery module includes the second electric capacity, the 5th stabilivolt and battery；
First end of described second electric capacity, the described negative electrode of the 5th stabilivolt and the anode of described battery connect and constitute the input of described battery module altogether, the negative electrode common ground connection of the second end of described second electric capacity, the anode of described 5th stabilivolt and described battery.
This utility model one close range wireless communication device, it is respectively provided with charging antenna and communication antenna, by charging, antenna realizes wireless charging function, data communication facility is realized by communication antenna, and in order to avoid makeing mistakes of data communication, asynchronously share charging antenna to be charged carrying out data communication with data antenna, it is achieved close range wireless communication device is under ensureing the premise that data communication is stable, it is also possible to reliably charge.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of close range wireless communication device that a kind of embodiment of this utility model provides；
Fig. 2 is the circuit diagram of a kind of close range wireless communication device that a kind of embodiment of this utility model provides.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model.
In order to the technical solution of the utility model is described, illustrate below by specific embodiment.
This utility model one embodiment provides a kind of close range wireless communication device, as it is shown in figure 1, close range wireless communication device includes charging module 103, control module 105, battery module 104, filter rectification module 102, charging antenna 101 and communication antenna 106；
The signal output part of charging antenna 101 connects the signal input part of filter rectification module 102, the voltage output end of filter rectification module 102 connects the voltage input end of charging module 103, the voltage output end of charging module 103 connects the input of power module, the signal input part of the signal output part link control module 105 of communication antenna 106, the voltage acquisition end controlling module 105 connects the input of power module, and the signal output part controlling module 105 connects the control end of charging module 103；
The electromagnetic signal sensed is converted to voltage signal by charging antenna 101, and exports voltage signal to filter rectification module 102；
Voltage signal is filtered rectification by filter rectification module 102, and exports the voltage signal after filter rectification to charging module 103；
Communication antenna 106 obtains wireless data signal, and is exported by wireless data signal to controlling module 105；
Control module 105 and detect the electricity of battery module 104 when exceeding preset value, receiving radio data signal, and control charging module 103 and be off state；
When control module 105 detects the electricity of battery module 104 lower than preset value, stop receiving radio data signal, and it is in the conduction state to control charging module 103, so that battery module 104 is charged according to the voltage signal after filter rectification by charging module 103.Concrete, the height of electricity is by AD function built-in for MCU or uses external comparator to detect, as the voltage in battery detected by MCU_GPIO.
For filter rectification module 102, the effect of filter rectification module 102 is that voltage signal is filtered rectification.
Concrete, filter rectification module 102 includes filtering device 110 and rectification unit 111；
First end of filtering device 110 and the input of rectification unit connect altogether and constitute the input of filter rectification module 102, second end of filtering device 110 and the earth terminal common ground connection of rectification unit 111, the outfan of rectification unit 111 is the outfan of filter rectification module 102.
Wherein, filtering device 110 is for being filtered voltage signal, and rectification unit 111 is for carrying out rectification to filtered voltage signal.
For filtering device, concrete, filtering device 110 is the first electric capacity C1.
For rectification unit, rectification unit 111 is bridge rectifier, concrete, and rectification unit includes the first diode D1, the second diode D2, the 3rd diode D3 and the 4th diode D4；
The negative electrode of anode D1 and the three diode D3 of the first diode connects altogether and constitutes the input of rectification unit, the negative electrode of the first diode D1 and the negative electrode of the second diode D2 connect altogether and constitute the outfan of rectification unit, the anode of the second diode D2 connects the negative electrode of the 4th diode D4, the anode of the 4th diode D4 and the anode common ground connection of the 3rd diode D3.
For battery module 104, concrete, battery module 104 includes the second electric capacity C2, the 5th stabilivolt D5 and battery BAT；First end of the second electric capacity C2, the negative electrode of the 5th stabilivolt D5 and the anode of battery BAT connect altogether and constitute the input of battery module 104, the negative electrode common ground connection of second end of the second electric capacity C2, the anode of the 5th stabilivolt D5 and battery BAT.
The work process of this utility model close range wireless communication device is as follows: by when closely wireless communication apparatus is placed in card reader, the electromagnetic signal sensed is transformed into voltage signal and inputs to the first electric capacity C1 by the charging aerial coil in close range wireless communication device, bridge rectifier is inputted after the first electric capacity C1 is filtered, carrying out exporting after rectification to charging module through bridge rectifier, charging module enables pin according to charging and judges whether to open the charge function to battery.
After charging module powers on, by MCU_GPIO interface, control module detects that cell voltage is normal after, and start data communication between data antenna, when controlling module and battery electric quantity being detected lower than preset value, control module and stop the data communication with data antenna, controlling charging module and open charge function, battery is charged by charging module according to the voltage signal of input.When reusing data communication, close range wireless communication device away from relaying after card reader on NFC reader, close range wireless communication device is by battery electric quantity normally rear turn-on data communication function being detected.
It is being specifically described technology of the present utility model design below: utility model people of the present utility model finds to carry out the problem that data communication causes data communication instability to cause loss of data in wireless charging process simultaneously, therefore, the wireless charging function of NFC and communication function are divided into two parts, wherein, wireless charging function is realized by the antenna that charges, communication function is realized by communication antenna, when NFC powers on, acquiescence charge closing function, ensure that NFC stablizes communication, when charging module receives charging instruction, open the charge function of charging module, simultaneously close off NFC communication function, ensure reliable charging, when again needing to use data communication, after nfc card is taken away, it is reentered into reader device, just NFC data communication function can be carried out.
This utility model one close range wireless communication device, it is respectively provided with charging antenna and communication antenna, by charging, antenna realizes wireless charging function, data communication facility is realized by communication antenna, and in order to avoid makeing mistakes of data communication, asynchronously share charging antenna to be charged carrying out data communication with data antenna, it is achieved close range wireless communication device is under ensureing the premise that data communication is stable, it is also possible to reliably charge.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, it is impossible to assert that of the present utility model being embodied as is confined to these explanations.For this utility model person of an ordinary skill in the technical field; make some equivalent replacements or obvious modification without departing from the concept of the premise utility; and performance or purposes are identical, the scope of patent protection that this utility model is determined all should be considered as belonging to by submitted claims.
Claims (5)
1. a close range wireless communication device, it is characterised in that described close range wireless communication device includes charging module, control module, battery module, filter rectification module, charging antenna and communication antenna；
The signal output part of described charging antenna connects the signal input part of described filter rectification module, the voltage output end of described filter rectification module connects the voltage input end of described charging module, the voltage output end of described charging module connects the input of described battery module, the signal output part of described communication antenna connects the signal input part of described control module, the voltage acquisition end of described control module connects the input of described battery module, and the signal output part of described control module connects the control end of described charging module；
The electromagnetic signal sensed is converted to voltage signal by described charging antenna, and exports described voltage signal to described filter rectification module；
Described voltage signal is filtered rectification by described filter rectification module, and exports the voltage signal after filter rectification to described charging module；
Described communication antenna obtains wireless data signal, and exports described wireless data signal to described control module；
Described control module detects the electricity of described battery module when exceeding preset value, receives described wireless data signal, and controls described charging module and be off state；
When described control module detects the electricity of described battery module lower than preset value, stop receiving described wireless data signal, and it is in the conduction state to control described charging module, so that described battery module is charged by described charging module according to the voltage signal after filter rectification.
2. close range wireless communication device as claimed in claim 1, it is characterised in that described filter rectification module includes filtering device and rectification unit；
First end of described filtering device and the input of described rectification unit connect altogether and constitute the input of described filter rectification module, second end of described filtering device and the earth terminal common ground connection of described rectification unit, the outfan of described rectification unit is the outfan of described filter rectification module.
3. close range wireless communication device as claimed in claim 2, it is characterised in that described filtering device is the first electric capacity.
4. close range wireless communication device as claimed in claim 2, it is characterised in that described rectification unit includes the first diode, the second diode, the 3rd diode and the 4th diode；
The negative electrode of the anode of described first diode and described 3rd diode connects altogether and constitutes the input of described rectification unit, the negative electrode of the negative electrode of described first diode and described second diode connects altogether and constitutes the outfan of described rectification unit, the anode of described second diode connects the negative electrode of described 4th diode, the anode of described 4th diode and the anode common ground connection of described 3rd diode.
5. close range wireless communication device as claimed in claim 1, it is characterised in that described battery module includes the second electric capacity, the 5th stabilivolt and battery；
First end of described second electric capacity, the described negative electrode of the 5th stabilivolt and the anode of described battery connect and constitute the input of described battery module altogether, the negative electrode common ground connection of the second end of described second electric capacity, the anode of described 5th stabilivolt and described battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520978916.4U CN205355966U (en) | 2015-11-30 | 2015-11-30 | Wireless communication device closely |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520978916.4U CN205355966U (en) | 2015-11-30 | 2015-11-30 | Wireless communication device closely |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107785951A (en) * | 2016-08-25 | 2018-03-09 | 拉碧斯半导体株式会社 | Current-collecting device, power transmitting device, electric power system and by method for electrically |
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2015
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107785951A (en) * | 2016-08-25 | 2018-03-09 | 拉碧斯半导体株式会社 | Current-collecting device, power transmitting device, electric power system and by method for electrically |
| CN107785951B (en) * | 2016-08-25 | 2022-06-24 | 拉碧斯半导体株式会社 | Power receiving device, power transmitting device, power supply system, and power receiving method |
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