Background technology
NFC (Near Field Communication; The near-field communication technology); It is a kind of technology that realizes wireless near field communication based on portable terminals such as mobile phones; Be mainly used in closely the wireless communication technology of (for example 10 centimetres in) contactless secure communication, mainly comprise snap gauge plan, POS and function such as point-to-point.In recent years; NFC can support multinomial application by only supporting single service application to expand to simultaneously; For example can the application function of different purposes such as mass transit card, gas filling card, social security card, bank card, market stored value card, member card and gate inhibition's card be integrated on the physics card of same Zhang Hanyou NFC module, for the public's daily life provides great life convenient.
But prior art is used various NFC functions and is loaded into the NFC module, and the NFC module is often machine card integrated with portable terminal, and the user just can't come dismounting as required and change the NFC module like this, and it is convenient inadequately therefore to use; And in a single day portable terminal lose, and the various functions in the NFC module are used and very likely usurped by other people, therefore has the problem of safety inadequately.
Can know that to sum up existing portable terminal with NFC function obviously exists inconvenience and defective, so be necessary to improve on reality is used.
The utility model content
To above-mentioned defective, the purpose of the utility model is to provide a kind of portable terminal based on RAM card and subscriber identification module realization NFC function, and it can make the NFC more convenient application and the safety of portable terminal.
To achieve these goals, the utility model provides a kind of portable terminal based on RAM card and subscriber identification module realization NFC function, and said portable terminal is built-in with the NFC module, and detachable RAM card and the Subscriber Identity Module of being connected with of said portable terminal; Be provided with a NFC in the said NFC module and use submodule, be provided with the 2nd NFC in the said Subscriber Identity Module and use submodule; Said RAM card and said Subscriber Identity Module electrically connect with said NFC module respectively.
According to the described portable terminal of the utility model, said RAM card is the SD card.
According to the described portable terminal of the utility model, said SD card is connected through the S2C protocol communication with said NFC module.
According to the described portable terminal of the utility model, said SD card is the TF card.
According to the described portable terminal of the utility model, said Subscriber Identity Module is connected through the SWP protocol communication with said NFC module.
According to the described portable terminal of the utility model, said Subscriber Identity Module is a SIM.
According to the described portable terminal of the utility model, said portable terminal also comprises some NFC antennas, and said NFC antenna is connected with said NFC module communication.
The utility model portable terminal is through being built-in with the NFC module; And detachable RAM card and the Subscriber Identity Module of being connected with; Be different from prior art various NFC functions application are loaded into the NFC module; The utility model will have NFC that various NFC functions use to be used submodule and is arranged in RAM card and the Subscriber Identity Module, like this user can be as required dismounting RAM card and Subscriber Identity Module at any time, thereby make the NFC more convenient application and the safety of portable terminal.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Fig. 1 is the structural representation of the utility model based on the portable terminal of RAM card and subscriber identification module realization NFC function, and said portable terminal 100 comprises NFC module 10 and RAM card 3 and Subscriber Identity Module 40 at least, wherein:
NFC module 10 is built in the portable terminal 100, promptly belongs to machine card integrated scheme.
RAM card 30 with 100 detachable connections of portable terminal, is provided with in the RAM card card 30 in NFC application submodule 31, the one NFC application submodule 31 and is loaded with various NFC functions application.And RAM card card 30 electrically connects with NFC module 10, and preferably, RAM card 30 is connected through the S2C protocol communication with NFC module 10.Said RAM card can be SD card (Secure Digital Memory Card, safe digital card), TF card (TransFLash, a kind of little SD card), mmc card (Multimedia Card, multimedia card), MS card (Memory Stick, memory stick) etc.
Subscriber Identity Module 40 with 100 detachable connections of portable terminal, and is provided with the 2nd NFC and uses submodule 41, the two NFC and use and be loaded with various NFC functions in the submodule 41 and use in the Subscriber Identity Module 40.Preferably, Subscriber Identity Module 40 is connected through SWP (single-wire communication protocol) protocol communication with NFC module 10.Said Subscriber Identity Module 40 can be SIM (Subscriber Identity Module, Subscriber Identity Module), UICC card (Universal Integrated Circuit Card, Universal Integrated Circuit Card) etc.
Portable terminal 100 also can comprise some NFC antennas 11, is preferably a pair of NFC antenna 11, and said NFC antenna 11 is connected with 10 communications of NFC module.
A said NFC uses submodule 31 and uses the NFC function application that can be loaded with different purposes such as mass transit card, gas filling card, social security card, bank card, market stored value card, member card and gate inhibition's card in the submodule 41 with the 2nd NFC.
Like this, the user can be as required dismounting RAM card 30 and Subscriber Identity Module 40 at any time, thereby make the NFC more convenient application and the safety of portable terminal 100.The portable terminal of the utility model can be mobile phone, PDA (Personal Digital Assistant, personal digital assistant), palmtop PC etc.And said portable terminal 100 not appearance can be used for payment terminal, and can be used as read-write terminal, communicates with extraneous contact type intelligent card.
Fig. 2 is the structural representation of the preferred portable terminal of the utility model, and the RAM card 30 of said portable terminal 100 adopts SD card 30, and Subscriber Identity Module 40 adopts SIM, wherein:
NFC module 10 is built in the portable terminal 100.
SD card 30 with 100 detachable connections of portable terminal, is provided with in the SD card 30 in NFC application submodule 31, the one NFC application submodule 31 and is loaded with various NFC functions application.And SD card 30 electrically connects with NFC module 10, and preferably, SD card 30 is connected through the S2C protocol communication with NFC module 10.SD card 30 is the TF card preferably.
SIM 40 with 100 detachable connections of portable terminal, and is provided with the 2nd NFC and uses submodule 41, the two NFC and use and be loaded with various NFC functions in the submodule 41 and use in the SIM 40.Preferably, SIM 40 is connected through SWP (single-wire communication protocol) protocol communication with NFC module 10.8 pins are arranged in the SIM 40, only used 6 at present, can remaining 2 pins be developed with NFC module 10 communication so and be connected.
Portable terminal 100 also can comprise some NFC antennas 11, is preferably a pair of NFC antenna 11, and said NFC antenna 11 is connected with 10 communications of NFC module.
In a preferred embodiment, through built-in NFC module 10 in portable terminal 100, can let portable terminal 100 easily realize the NFC function.The portable terminal 100 of the present embodiment not only SD card 30 of tenaculum S2C function carries out communication, but also supports the SIM 40 of SWP agreement to communicate, and equally also is to carry out data interaction through NFC antenna 11 and extraneous POS machine.After in NFC module 10 built-in mobile phones of present embodiment, the user obtains the SD card 30 provided from bank or financial institution, promptly can obtain relevant NFC and use.Simultaneously, the user can insert in the portable terminal 100 from the SIM 40 of the band SWP agreement of mobile communication carrier distribution, also can obtain relevant NFC and use, and is particularly useful for type of financial mechanism of bank and mobile communication carrier.
In sum; The utility model portable terminal is through being built-in with the NFC module; And detachable RAM card and the Subscriber Identity Module of being connected with is different from prior art various NFC functions application is loaded into the NFC module, and the NFC application submodule that the utility model will have various NFC functions application is arranged in RAM card and the Subscriber Identity Module; Like this user can be as required dismounting RAM card and Subscriber Identity Module at any time, thereby make the NFC more convenient application and the safety of portable terminal.
Certainly; The utility model also can have other various embodiments; Under the situation that does not deviate from the utility model spirit and essence thereof; Those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.