CN101393666B - ENFC mobile terminal and electronic payment controlling method thereof - Google Patents

Abstract

The present invention provides an electronic payment control method for an eNFC mobile terminal, comprising the following steps: UICC accepts a message requesting to close or open electronic payment; UICC judges the current state of the SWP interface; when the current state is active, then request CLF Save the current work of the SWP interface or wait for the SWP interface to complete the current work before deactivating or activating the SWP interface; when the current state is deactivated or suspended, directly deactivate or activate the SWP interface. The invention also provides an eNFC mobile terminal. According to the present invention, the user can flexibly close the electronic payment function of the mobile terminal or reactivate the electronic payment function of the mobile terminal according to actual personal needs and actual use conditions.

Description

eNFC mobile terminal and electronic payment control method thereof

technical field

The present invention relates to the communication field, in particular to an eNFC (enhanced Near Field Communication, enhanced near field communication) mobile terminal and an electronic payment control method thereof.

Background technique

IC (Integrated Circuit) cards, especially contactless IC cards, have been widely used in fields such as public transportation, access control, and small-amount electronic payment. The combination of mobile phone functions and non-contact IC card technology enables mobile phones to be used in the field of electronic payment, which brings convenience to people's lives and has broad application prospects. At present, a technical solution in the industry is eNFC, which is a mainstream mobile payment solution in China and has been supported by operators and related terminal manufacturers.

eNFC technology is the enhancement and improvement of NFC (Near Field Communication, near-field communication) technology. It is a short-range wireless communication technology working at 13.56MHz. evolved. After mobile terminals such as mobile phones adopt eNFC technology, they can simulate non-contact IC cards for related applications of electronic payment. Realizing this technology on a mobile terminal requires adding an NFC analog front-end chip and an NFC antenna to the terminal, and using a SIM (Subscriber Identity Module) card that supports SWP (Single Wire Protocol, single-wire protocol). The NFC analog front-end chip communicates with the terminal baseband chip through the UART (Universal Asynchronous Receiver/Transmitter) interface; the NFC analog front-end chip is connected to the C6 pin of the SIM card through a signal line, and uses the SWP protocol to communicate with the terminal baseband chip in the SIM card. The application part communicates; the SIM card is connected to the baseband chip of the terminal through the ISO7816 interface. The characteristic of eNFC is that the application related to electronic payment is placed on the SIM card, and the electronic payment application is processed by the SIM card.

In the process of realizing the present invention, the inventor found that the user cannot flexibly close the electronic payment function of the mobile terminal or reactivate the electronic payment function of the mobile terminal according to the actual needs of the individual and the actual use situation, so that the existing eNFC mobile terminal electronic payment lacks security and flexibility.

Contents of the invention

The present invention aims to provide an eNFC mobile terminal and its electronic payment control method, so as to solve the problem of lack of security and flexibility in the electronic payment of the existing NFC mobile terminal.

In an embodiment of the present invention, an electronic payment control method for an eNFC mobile terminal is provided, comprising the following steps: UICC (Universal Integrated Circuit Card, universal integrated circuit card) accepts a message requesting to close or open electronic payment; UICC judges The current state of the SWP interface; when the current state is activated, then request CLF (contactless frontend, non-contact front end) to save the current work of the SWP interface or wait for the SWP interface to complete the current work before deactivating or activating the SWP interface; when the current state When it is deactivated or suspended, directly deactivate or activate the SWP interface.

Preferably, the UICC accepting the message requesting to close or open the electronic payment specifically includes: the host provides an interface; the host receives an instruction from the user requesting to close or open the electronic payment through the interface; the host generates a message requesting to close or open the electronic payment according to the instruction; the host Send message to UICC.

Preferably, the UICC accepting the message requesting to close or open the electronic payment further includes: verifying the message; if the verifying message is successful, enter the step of UICC judging the current state of the SWP interface; otherwise, end the operation.

Preferably, the verifying message specifically includes: prompting to input a password; verifying whether the entered password is correct; if correct, verifying the message is successful; if not, verifying the message fails.

Preferably, the CLF saves the current work of the SWP interface or waits for the SWP interface to complete the current work. It specifically includes: the UICC sends a close or open electronic payment message to the CLF; the CLF saves the current work of the SWP interface or waits for the SWP interface to complete the current work; CLF sends the message to the UICC Turn electronic payment confirmation messages off or on.

Preferably, deactivating or activating the SWP interface specifically includes: the UICC sends an active command to the mobile terminal: "deactivate" or "activate"; the mobile terminal sends to the UICC a command indicating that the specified operation has been completed, such as "TERMINAL RESPONSE (host response) "Order.

In an embodiment of the present invention, an eNFC mobile terminal is also provided, including: UICC, which includes: an accepting module, used to accept a message requesting to close or open electronic payment; a judging module, used to judge the current state of the SWP interface ;The indirect module is used to request CLF to save the current work of the SWP interface or wait for the SWP interface to complete the current work before deactivating or activating the SWP interface when the current state is active; the direct module is used to deactivate the current state or when it is suspended, directly deactivate or activate the SWP interface; the SWP interface is used as an interface for communication between CLF and UICC, and is used to be deactivated or activated to close or open electronic payment; CLF has a non-contact communication function and can be used to Used to save the current work of the SWP interface.

Preferably, the host includes: an interface module, used to provide an interface, and receive an instruction from the user requesting to close or open electronic payment through the interface; a creation module, used to generate a message requesting to close or open electronic payment according to the instruction; a sending module, used to to send the message to the UICC.

Preferably, the host further includes: a verification module for verifying the message: if the verification message is successful, the judgment module is triggered to operate; otherwise, the judgment module is not triggered.

Preferably, the verification module specifically includes: a prompt module, used to prompt input of a password; a confirmation module, used to confirm whether the input password is correct: if it is correct, the verification message is successful; if it is incorrect, the verification message fails.

Preferably, the indirect module is used to send a close or open electronic payment message to the CLF; the CLF is used to save the current work of the SWP interface or wait for the SWP interface to complete the current work; and send a close or open electronic payment confirmation message to the UICC.

The eNFC mobile terminal and its electronic payment control method of the above-mentioned embodiments, because the eNFC mobile terminal is provided with the function of closing and opening electronic payment, so it overcomes the lack of security and flexibility of the existing eNFC mobile terminal electronic payment, and then the user The electronic payment function of the mobile terminal can be flexibly closed or reactivated according to the actual needs and usage of the individual.

Description of drawings

The accompanying drawings described here are used to provide a further understanding of the present invention and constitute a part of the application. The schematic embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations to the present invention. In the attached picture:

Fig. 1 shows the flowchart of the electronic payment control method of the eNFC mobile terminal according to an embodiment of the present invention;

Fig. 2 shows the flowchart of closing the electronic payment of the eNFC mobile terminal according to a preferred embodiment of the present invention;

Fig. 3 shows a flow chart of eNFC mobile terminal activating electronic payment according to a preferred embodiment of the present invention.

Detailed ways

The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

Fig. 1 shows the flowchart of the electronic payment control method of the eNFC mobile terminal according to an embodiment of the present invention, comprising the following steps:

Step S10, the UICC accepts the message requesting to close or open the electronic payment;

Step S20, the UICC judges the current state of the SWP interface;

If the current state is activated, then enter step S30, request the CLF to save the current work of the SWP interface or wait for the SWP interface to complete the current work;

Then step S40, deactivate or activate the SWP interface;

If the current state is deactivated or suspended, go directly to step S40.

It can be seen that because the electronic payment control method provides the eNFC mobile terminal with the function of closing and opening the electronic payment, it overcomes the lack of security and flexibility of the existing eNFC mobile terminal electronic payment, and then the user can according to the actual needs of the individual. According to actual usage conditions, the electronic payment function of the mobile terminal can be flexibly closed or the electronic payment function of the mobile terminal can be reactivated.

Preferably, step S10 specifically includes: the host provides an interface; the host receives an instruction from the user requesting to close or open electronic payment through the interface; the host generates a message requesting to close or open electronic payment according to the instruction; the host sends the message to UICC.

Users can conveniently operate the mobile terminal through an interface (such as a menu interface).

Preferably, step S10 specifically includes: verifying the message; if the verifying message is successful, enter the step of UICC judging the current state of the SWP interface; otherwise, end the operation.

Preferably, the verifying message specifically includes: prompting to input a password; verifying whether the entered password is correct; if correct, verifying the message is successful; if not, verifying the message fails.

The above preferred embodiments enhance the security of the electronic payment function of the mobile terminal.

Preferably, step S30 specifically includes: UICC sends a close or open electronic payment message to CLF; CLF saves the current work of the SWP interface or waits for the SWP interface to complete the current work; CLF sends a close or open electronic payment confirmation message to UICC.

Through the above preferred embodiments, the data loss of the current electronic payment service is avoided.

Preferably, deactivating or activating the SWP interface specifically includes: the UICC sends an active command to the mobile terminal: "deactivate" or "activate"; the mobile terminal sends a "host response (TERMINAL RESPONSE)" command to the UICC, indicating that the specified operation has been completed.

Fig. 2 shows the flow chart of eNFC mobile terminal closing electronic payment according to a preferred embodiment of the present invention, wherein 1 is a mobile terminal, 2 is a UICC card, and 3 is a CLF, and the specific steps are as follows:

Step S201, the user sends a "close electronic payment message" to the UICC card 2 through the mobile terminal 1;

Step S202, the mobile terminal 1 waits for user confirmation and password;

If the user does not confirm or the password does not pass through, then enter step S203': mobile terminal 1 refuses to send messages to UICC card 2, and exits the program;

If the user confirms and the password is passed, then enter step S203: UICC card 2 will judge the current state of the SWP interface, if it is currently in the "activated" state, then the next step will enter step 204; activation state", skip steps S204 and S205, and directly enter step S206.

Step S204, UICC card 2 sends a "close electronic payment request" message to CLF3, and during this process, CLF3 should properly save the current processing and data or wait for the current operation to complete;

Step S205, CLF3 sends a "close electronic payment confirmation" message to UICC card 2;

Step S206, the UICC card 2 sends an active command "deactivation" (DEACTIVE) to the mobile terminal 1. The "deactivation" command is currently not a command defined in the ETSI standard, but it can be added into the ETSI TS102.223 standard. This command is used to Request the terminal to deactivate a specified interface, for example, SWP interface or UICC-USB interface. If the terminal has completed deactivation or the interface is already in the "deactivation" state, the terminal shall return the "Host Response" command.

The DEAVTIVE command can be defined as follows:

Description Clause M/O/C Min Length Proactive UICC command Tag 9.2 m Y 1 Length(A+B+C) - m Y 1or2 Command details 8.6 m Y A Device identities 8.7 m Y B Deactivate descriptor 8.Y m Y C

"Proactive UICC command Tag", "Command details", and "Deviceidentities" are defined in Sections 9.2, 8.6, and 8.7 of ETSI TS102.223, respectively.

"Deactivate descriptor" can be added in the subsection of Chapter 8 of ETSI TS102.223, defined as follows:

Byte(s) Description Length 1 Activate descriptor tag 1 2 Length 1 3 target 1

"Target" is encoded as follows:

'01'＝UICC-CLF interface according to ETSI TS102.613

'00' and '02' to 'FF' = RFU

The "host response" command is used to respond to the "deactivation" command, indicating that the SWP interface has been "deactivated". The host response is the APDU command defined in Section ETSI TS102.22111.2.4.

It can be seen from the above preferred embodiments that the user can flexibly disable the electronic payment function of his mobile terminal supporting the ENFC function.

Fig. 3 shows the flow chart of ENFC mobile terminal activation electronic payment according to a preferred embodiment of the present invention, 1 is a mobile terminal, 2 is a UICC card, 3 is a CLF, and the specific steps are as follows:

Step S301, the user sends an "activation electronic payment message" to the UICC card 2 through the mobile terminal 1;

Step S302, the mobile terminal 1 waits for user confirmation and password;

If the user does not confirm or the password does not pass through, then enter step S303': mobile terminal 1 refuses to send messages to UICC card 2, and exits the program;

If the user confirms and the password is passed, then enter step S303: UICC card 2 will judge the current state of the SWP interface, if it is currently in the "activated" state, then the next step will enter step S304; Activation state", skip steps S304 and S305, and directly enter step S306.

Step S304, UICC card 2 sends a "activate electronic payment request" message to CLF3, during this process, CLF3 should properly save the current processing and data or wait for the current operation to complete;

Step S305, CLF3 sends a "activation electronic payment confirmation" message to UICC card 2;

In step S306, the UICC card 2 sends an active command "ACTIVE" to the mobile terminal 1. The "ACTIVE" command is not yet a command defined in the ETSI standard, but it can be added to the revision of the ETSI TS102.223 standard.

The "Host Response" command is used to respond to the "Activate" command, indicating that the SWP interface has been "activated".

It can be seen from the above preferred embodiments that the user can flexibly activate the electronic payment function of his mobile terminal supporting the ENFC function.

The eNFC mobile terminal of another embodiment of the present invention includes:

UICC, which includes: an accepting module, used to accept a message requesting to close or open electronic payment; a judging module, used to judge the current state of the SWP interface; an indirect module, used to request CLF to save the SWP interface when the current state is activated The current work or wait for the SWP interface to complete the current work before deactivating or activating the SWP interface; the direct module is used to directly deactivate or activate the SWP interface when the current state is deactivated or suspended;

SWP interface, used as an interface for communication between CLF and UICC, used to be deactivated or activated to close or open electronic payment;

CLF, with non-contact communication function, is used to save the current work of SWP interface.

Preferably, the host in the UICC includes: an interface module, used to provide an interface, and receive an instruction from the user to request to close or open electronic payment through the interface; a creation module is used to generate a message requesting to close or open electronic payment according to the instruction; send Module for sending messages to UICC.

Users can conveniently operate the mobile terminal through an interface (such as a menu interface).

Preferably, the host further includes: a verification module for verifying the message: if the verification message is successful, the judgment module is triggered to operate; otherwise, the judgment module is not triggered.

Preferably, the verification module specifically includes: a prompt module, used to prompt input of a password; a confirmation module, used to confirm whether the input password is correct: if it is correct, the verification message is successful; if it is incorrect, the verification message fails.

The above preferred embodiments enhance the security of the electronic payment function of the mobile terminal.

Preferably, the indirect module is used to send a close or open electronic payment message to the CLF; the CLF is used to save the current work of the SWP interface or wait for the SWP interface to complete the current work; and send a close or open electronic payment confirmation message to the UICC.

Through the above preferred embodiments, the data loss of the current electronic payment service is avoided.

Obviously, those skilled in the art should understand that each module or each step of the above-mentioned present invention can be realized by a general-purpose computing device, and they can be concentrated on a single computing device, or distributed in a network formed by multiple computing devices Optionally, they can be implemented with program codes executable by a computing device, so that they can be stored in a storage device and executed by a computing device, or they can be made into individual integrated circuit modules, or they can be integrated into Multiple modules or steps are fabricated into a single integrated circuit module to realize. As such, the present invention is not limited to any specific combination of hardware and software.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (9)

1. An electronic payment control method for enhancing a near-field communication mobile terminal, characterized in that, comprising the following steps: The universal integrated circuit card accepts the message requesting to close or open the electronic payment; The universal integrated circuit card judges the current state of the single-wire protocol interface; When the current state is activated, request the non-contact front end to save the current work of the single-wire protocol interface or wait for the single-wire protocol interface to complete the current work, and then deactivate or activate the single-wire protocol interface; When the current state is deactivated or suspended, directly deactivate or activate the single-wire protocol interface; Wherein, the non-contact front end saves the current work of the single-line protocol interface or waits for the single-line protocol interface to complete the current work, specifically including: The universal integrated circuit card sends a message to close or open electronic payment to the contactless front end; The contactless front end saves the current work of the single-wire protocol interface or waits for the single-wire protocol interface to complete the current work; The non-contact front end sends a confirmation message of closing or opening electronic payment to the universal integrated circuit card. 2. The electronic payment control method according to claim 1, characterized in that, the universal integrated circuit card accepts the request to close or open the message of electronic payment specifically comprising: The host provides the interface; The host receives an instruction from the user to request to close or open electronic payment through the interface; The host generates the message requesting to close or open electronic payment according to the instruction; The host sends the message to the universal integrated circuit card. 3. The electronic payment control method according to claim 1, wherein the universal integrated circuit card accepts a message requesting to close or open electronic payment specifically comprising: verify said message; If the verification of the message is successful, enter the step of judging the current state of the single-wire protocol interface by the universal integrated circuit card; Otherwise end the operation. 4. The electronic payment control method according to claim 3, wherein verifying the message specifically comprises: Prompt for a password; Verify that the entered password is correct; If correct, verifying said message was successful; If not, then validation of said message fails. 5. The electronic payment control method according to claim 1, wherein deactivating or activating the single-wire protocol interface specifically comprises: The universal integrated circuit card sends an active command to the mobile terminal: "deactivate" or "activate"; The mobile terminal sends a command indicating that the specified operation has been completed to the universal integrated circuit card. 6. An enhanced near-field communication mobile terminal, characterized in that it comprises: Universal integrated circuit card, which includes: Accept module, used to accept the request to close or open the message of electronic payment; A judging module, configured to judge the current state of the single-wire protocol interface; An indirect module, configured to request the non-contact front-end to save the current work of the single-wire protocol interface or wait for the single-wire protocol interface to complete the current work before deactivating or activating the single-wire protocol interface when the current state is activated ; A direct module, configured to directly deactivate or activate the single-wire protocol interface when the current state is deactivated or suspended; The single-wire protocol interface, used as an interface for the contactless front end to communicate with the universal integrated circuit card, is to be deactivated or activated to turn off or turn on electronic payment; The non-contact front end has a non-contact communication function and is used to save the current work of the single-wire protocol interface; The indirect module is used to send a close or open electronic payment message to the non-contact front-end; the non-contact front-end is used to save the current work of the single-wire protocol interface or wait for the single-wire protocol interface to complete the current work, and send a message to the non-contact front-end The aforementioned universal integrated circuit card sends a confirmation message for closing or opening electronic payment. 7. The enhanced near field communication mobile terminal according to claim 6, further comprising: Host, which includes: An interface module, configured to provide an interface through which an instruction to request closing or opening electronic payment is received from the user; Create a module for generating the message requesting to close or open electronic payment according to the instruction; A sending module, configured to send the message to the universal integrated circuit card. 8. The enhanced near field communication mobile terminal according to claim 7, characterized in that, The host also includes: The verification module is used to verify the message: if the verification of the message is successful, the judgment module is triggered to operate; otherwise, the judgment module is not triggered. 9. The enhanced near field communication mobile terminal according to claim 8, characterized in that, The verification module specifically includes: Prompt module, is used for prompting input password; The confirmation module is used to confirm whether the input password is correct: if it is correct, the verification of the message is successful; if it is incorrect, the verification of the message fails. the

Images