CN205123736U - NFC device and system - Google Patents
NFC device and system Download PDFInfo
- Publication number
- CN205123736U CN205123736U CN201521012515.XU CN201521012515U CN205123736U CN 205123736 U CN205123736 U CN 205123736U CN 201521012515 U CN201521012515 U CN 201521012515U CN 205123736 U CN205123736 U CN 205123736U
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- nfc
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- communication module
- terminal
- nfc device
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Abstract
The utility model provides a NFC device and system, this NFC device includes: a communication module, NFC control module, NFC module and NFC antenna for with the terminal called, this NFC control module is located between communication module and the NFC module to respectively with this communication module and this NFC module electric connection, this NFC antenna and this NFC module electric connection, the utility model discloses a NFC device has a NFC function, and can with the NFC device of terminal called, it can increase the NFC function for the mobile terminal who does not have the NFC function, promote user experience.
Description
[technical field]
The utility model communication technique field, particularly relates to a kind of NFC(NearFieldCommunication, near-field communication) Apparatus and system.
[background technology]
NFC technique is a kind of short distance slow data transmission technology, by non-contact radio-frequency identification RFID, combining induction card reader, induction type card and point-to-point function on one chip, can carry out identifying and exchanges data with compatible equipment in short distance, both only need one to touch gently, can complete data transfer task.
At present because NFC data transmission is efficient and convenient, therefore NFC application widely, and such as, can inquire about the remaining sum of public transport card by NFC mobile phone, two mobile phones flip and exchange visiting cards.Again such as, external device has responded to handshake authentication by NFC, can be modeled to access card, traffic all-purpose card, financial IC card etc., to replace traditional card; NFC mobile phone user can use NFC payment function to complete various payment, very convenient.
But, due to equipment support and function ecosphere immature development, only have high-end mobile terminal just to support NFC function at present, common mobile terminal does not support NFC function, cause common mobile terminal user cannot use NFC function like this, limit the development of this convenience-for-people technology of NFC.
[utility model content]
The purpose of this utility model is to provide a kind of NFC device and system, can increase NFC function for the mobile terminal without NFC function.
For solving the problems of the technologies described above, the utility model provides a kind of NFC device, comprising: for the communication module of terminal called, NFC control module, NFC module and NFC antenna;
Described NFC control module between described communication module and described NFC module, and is electrically connected with described communication module and described NFC module respectively; Described NFC antenna and described NFC module are electrically connected.
Preferably, described communication module is bluetooth communication module.
Preferably, described bluetooth communication module is the bluetooth communication module supporting bluetooth 4.0 agreement.
Preferably, described bluetooth communication module is bimodulus bluetooth module.
Preferably, described communication module is usb interface module.
Preferably, described NFC device, described communication module is usb interface module.
Preferably, described circuit board is flexible PCB.
Preferably, described NFC device also comprises: the power module of powering for described NFC device.
Preferably, described bluetooth communication module is low-power consumption bluetooth communication module, and described NFC control module is low-power consumption NFC control module.
Also for ease of and solve the problems of the technologies described above, the utility model additionally provides a kind of NFC system, and this system comprises terminal and NFC device as above.
Preferably, described terminal is connected with described communication module.
The utility model provides a kind of NFC device and system, and this NFC device comprises: comprising: for the communication module of terminal called, NFC control module, NFC module and NFC antenna; Described NFC control module between described communication module and described NFC module, and is electrically connected with described communication module and described NFC module respectively; Described NFC antenna and described NFC module are electrically connected; NFC device of the present utility model has NFC function, and can with the NFC device of terminal called, it can increase NFC function for the mobile terminal without NFC function, promotes Consumer's Experience.
[accompanying drawing explanation]
The structural representation of a kind of NFC device that Fig. 1 provides for the utility model embodiment one;
The structural representation of the another kind of NFC device that Fig. 2 provides for the utility model embodiment one;
The structural representation of a kind of NFC system that Fig. 3 provides for the utility model embodiment one.
[embodiment]
The explanation of following embodiment is graphic with reference to what add, can in order to the specific embodiment implemented in order to illustrate the utility model.The direction term that the utility model is mentioned, such as " on ", D score, "front", "rear", "left", "right", " interior ", " outward ", " side " etc., be only the direction with reference to annexed drawings.Therefore, the direction term of use is in order to illustrate and to understand the utility model, and is not used to limit the utility model.In the drawings, the unit of structural similarity represents with identical label.
Embodiment one,
Consider that existing common mobile terminal does not have NFC function, present embodiments provide a kind of NFC device, with reference to figure 1, comprising: for the communication module 101 of terminal called, NFC control module 102, NFC module 103 and NFC antenna 104;
Wherein, NFC control module 102 between communication module 101 and NFC module 103, and is electrically connected with communication module 101 and NFC module 103 respectively; 104NFC antenna and NFC module 103 are electrically connected.
Particularly, in the present embodiment, communication module 101 carries out communication for connecting with terminal, to realize and terminal interaction data or instruction etc., this connection can physical connection, such as interface or wired connection etc., can be also wireless connections, such as bluetooth connects etc.Preferably, communication module 101 can have multiple, can be such as bluetooth communication module, and such NFC device can pass through bluetooth communication mode and terminal interaction data or instruction etc.This bluetooth communication module can for supporting the bluetooth communication module of bluetooth 4.0 agreement or more lowest version agreement.In order to save power consumption, in the present embodiment, bluetooth communication module can be the bluetooth communication module of low-power consumption; In addition, in order to carry out multiple bluetooth connection, this bluetooth communication module can be bimodulus bluetooth module, such as BLE bimodulus bluetooth module, and namely this bluetooth module supports bluetooth 4.0BLE agreement, supports again bluetooth classical mode SPP agreement.
In the present embodiment, communication module 101 can also be usb interface module, is connected, with terminal interaction data or instruction etc. by carrying out USB interface with terminal.In addition, this communication module 101 can also be OTG module, adopts OTG mode and terminal interaction data or instruction.
NFC control module 102 in the present embodiment, for controlling NFC module, particularly, can read and write the data in NFC module or instruction, such as can read and write NFC module according to command list and encryption type.This NFC control module can be the NFC control module of low-power consumption.
NFC module 103 in the present embodiment, can support the module including but not limited to meet 13.56MHzRFID/NFC near field communication system, can work in one of Three models: RFID/NFC reader, NFC equity and analog card tablet mode; Support NFC standard NFCIP-1 (ISO/IEC18092) and NFCIP-2 (ISO/IEC21481), support ISO15693, ISO18000-3, ISO14443A/B, FeliCa protocol processes.
This NFC module 103 can generate corresponding NFC radiofrequency signal according to the data of NFC control module transmission or instruction, receives data corresponding to NFC radio frequency signal acquisition or instruction etc. according to basis.
In the present embodiment, NFC antenna 104 is for receiving and dispatching NFC radiofrequency signal, and particularly, NFC antenna can set up the physical channel of 13.56MHz with external NFC devices, to carry out radiofrequency signal mutual with NFC device.
According to foregoing description, the detailed process that the NFC device of the present embodiment makes terminal realize NFC function is:
The data that communication module 101 receiving terminal sends or instruction, and described data or instruction are sent to NFC control module 102 in the mode of digital signal; This NFC control module 102 by described instruction or transfer of data to NFC module 103; NFC module 103 according to this instruction or the corresponding radiofrequency signal of data genaration, and is transferred to described NFC antenna 104; This radiofrequency signal is sent to external NFC devices by this NFC antenna 104;
And, NFC antenna 104 receives the radiofrequency signal that external NFC devices sends, and this radio signal transmission is to NFC module 103, NFC module 103 is according to data corresponding to this radio frequency signal acquisition or instruction, and by these data or command to NFC control module 102, NFC control module 102 by communication module 101 by these data or command to terminal.
In the present embodiment, in NFC device, each module can enable the terminal originally not possessing NFC function carry out data or instruction interaction with external NFC devices by said process, and then is this terminal increase NFC function, improves Consumer's Experience.
Preferably, in the present embodiment, NFC device can also comprise: circuit board; This communication module 101, NFC control module 102, NFC module 103 and NFC antenna 104 are all arranged on the board.Preferably, this circuit board can be FPC flexible PCB, flexible, and the one side that this circuit board presses close to mobile phone or panel computer posts anti-metal material, and such as magnetic cloth, ferrite inhale the materials such as ripple, increase antenna function.
Preferably, with reference to figure 2, the NFC device of the present embodiment can also comprise the power module 105 of powering for described NFC device, and this power module 105 can be electrically connected with NFC control module 102, thus is each module for power supply.Power module input voltage range can be 1.2V-5.2V, and output voltage can be 3.0V.
Preferably, when communication module 101 is BLE bluetooth module, this BLE bluetooth module can by program write and revise regulate transmitting power to reach low-power consumption, this BLE bluetooth module can switch master slave mode; This BLE bluetooth module can support that OTG docks, and realizes the transmission of information and provides power supply for described NFC device.
Terminal in the present embodiment can the equipment such as mobile phone, panel computer, PDA.
As from the foregoing, the NFC device of the present embodiment can be connected with the terminal not possessing NFC function, can increase NFC function, and this NFC device also has the advantages such as low-power consumption, structure is simple, cost of manufacture is low for this terminal.
Embodiment two,
With reference to figure 3, present embodiments provide a kind of NFC system, comprise terminal 30 and NFC device 31, this NFC device is the NFC device described in embodiment one; Wherein, this terminal is connected with communication module 101 in this NFC device 31 (this connection can be physical connection or wireless connections etc.).
Particularly, this terminal can comprise communication module, this communication module is connected with the communication module 101 in NFC device, in the bluetooth communication module of such as terminal and NFC device, bluetooth communication module connects, or usb interface module physical connection in terminal in usb interface module and NFC device etc.
This NFC system can be that terminal increases NFC function, terminal realize NFC function detailed process can as follows (take terminal as mobile phone, communication module 101 be BLE bimodulus bluetooth module, NFC control module for MCU control module be example):
The data that BLE bimodulus bluetooth module 101 receiving terminal 30 sends or instruction, and described data or instruction are sent to MCU control module 102 in the mode of digital signal; Described MCU control module 102 is made a response according to described instruction or data, carries out corresponding read-write operation to NFC module; Described NFC module 103 produces corresponding radiofrequency signal according to described instruction or data and is transferred to described NFC antenna 104; This radiofrequency signal is sent to outside intelligent card or NFC device by described NFC antenna 104, and receive the radiofrequency signal of outside intelligent card or NFC device feedback, then described NFC module 103 is transferred to, these data that described NFC module 103 is corresponding according to this radio frequency signal acquisition, and by this data feedback to MCU control module 102; Described MCU control module 102 processes these data, and by described BLE bimodulus bluetooth module 101 by process after transfer of data to terminal 30.
As from the foregoing, the NFC system of the present embodiment can increase NFC function for the terminal not possessing NFC function, and this NFC system also has the advantages such as low-power consumption, structure is simple, cost of manufacture is low.
In sum; although the utility model discloses as above with preferred embodiment; but above preferred embodiment is also not used to limit the utility model; those of ordinary skill in the art; not departing from spirit and scope of the present utility model; all can do various change and retouching, the scope that therefore protection range of the present utility model defines with claim is as the criterion.
Claims (10)
1. a NFC device, is characterized in that, comprising: for the communication module of terminal called, NFC control module, NFC module and NFC antenna;
Described NFC control module between described communication module and described NFC module, and is electrically connected with described communication module and described NFC module respectively; Described NFC antenna and described NFC module are electrically connected.
2. NFC device as claimed in claim 1, it is characterized in that, described communication module is bluetooth communication module.
3. NFC device as claimed in claim 2, is characterized in that, described bluetooth communication module is the bluetooth communication module supporting bluetooth 4.0 agreement.
4. NFC device as claimed in claim 2, it is characterized in that, described bluetooth communication module is bimodulus bluetooth module.
5. NFC device as claimed in claim 1, it is characterized in that, described communication module is usb interface module.
6. NFC device as claimed in claim 1, is characterized in that, also comprise: circuit board; Described communication module, described NFC control module, described NFC module and described NFC antenna are all arranged on described circuit board.
7. NFC device as claimed in claim 5, it is characterized in that, described circuit board is flexible PCB.
8. NFC device as claimed in claim 1, is characterized in that, also comprise: the power module of powering for described NFC device.
9. NFC device as claimed in claim 2, it is characterized in that, described bluetooth communication module is low-power consumption bluetooth communication module, and described NFC control module is low-power consumption NFC control module.
10. a NFC system, is characterized in that, comprising: terminal and the NFC device as described in any one of claim 1-9, wherein said terminal is connected with described communication module.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201521012515.XU CN205123736U (en) | 2015-12-09 | 2015-12-09 | NFC device and system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201521012515.XU CN205123736U (en) | 2015-12-09 | 2015-12-09 | NFC device and system |
Publications (1)
Publication Number | Publication Date |
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CN205123736U true CN205123736U (en) | 2016-03-30 |
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CN201521012515.XU Expired - Fee Related CN205123736U (en) | 2015-12-09 | 2015-12-09 | NFC device and system |
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CN (1) | CN205123736U (en) |
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2015
- 2015-12-09 CN CN201521012515.XU patent/CN205123736U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20181209 |