CN102984830A - Multi-mode mobile terminal and user identification card access method - Google Patents

Abstract

The invention provides a multimode mobile terminal and a user identity identification card access method, wherein the multimode mobile terminal comprises the following steps: the first communication module is used for generating a standard card command according to the read-write card request when the read-write card request is received, transmitting the standard card command to the second communication module and receiving a feedback result from the second communication module; and the second communication module is used for receiving the standard card command from the first communication module, sending the standard card command to the user identification card, receiving a feedback result from the user identification card and transmitting the feedback result to the first communication module. According to the technical scheme of the invention, the problem that the multi-mode terminal accesses the card is solved, and the production cost of the multi-mode terminal is reduced.

Description

Multi-mode mobile terminal and user identification card access method

technical field

The invention relates to the technical field of mobile communication, in particular to a multi-mode mobile terminal and a method for accessing a user identification card.

Background technique

With the development of mobile devices, multi-mode mobile terminals have gradually appeared in the daily life of users, providing users with a variety of communication methods and more choices. The problem of time card reading has become an urgent problem to be solved. At present, relevant solutions have been proposed. For example, for terminals that combine LTE modules and 2G (second-generation mobile communication) modules, the combination of SIM cards basically adopts the following two methods: 1. The LTE module must use UICC Integrated Circuit Card (Universal Integrated Circuit Card) card, the 2G module also uses this UICC card, the LTE protocol stack is integrated in the 2G module, that is, the same module supports 2G and 4G at the same time, realizing the multi-mode single-standby mode ; 2. The LTE module and the 2G module each use the corresponding SIM card, but the information of the two SIM cards needs to be bound in the background of the server. In the first solution, the cost of the module is high, and the integration and performance requirements of the module are high; in the second solution, the network background system needs to be modified. It is inconvenient for the user to have two cards with the same account, and the management is also confusing.

Therefore, a new multi-mode terminal implementation solution is needed, which can solve the problem that the multi-mode terminal accesses the card.

Contents of the invention

Based on the above problems, the present invention proposes a multi-mode single-card mobile terminal implementation scheme, which can solve the problem that the multi-mode terminal accesses the card.

According to one aspect of the present invention, a multi-mode mobile terminal is provided, including: a first communication module, configured to generate a standard card command according to the card reading and writing request when receiving a card reading and writing request, and send the The standard card command is transmitted to the second communication module, and the feedback result from the second communication module is received; the second communication module is configured to receive the standard card command from the first communication module, and send the Sending the standard card command to the user identification card, receiving a feedback result from the user identification card, and sending the feedback result to the first communication module.

In this technical solution, in terms of the function of reading and writing the card, the first communication module is used as the controlled module of the second communication module, and when the first communication module receives a request for reading and writing the card, the second communication module handles it on its behalf. And feed back the results to the first communication module, so that the first communication module does not need the original card reading chip and card protocol part, which is simple to implement, not only reduces the difficulty of integration and the production cost of the first communication module, but also solves the problem of multi-mode Problems with terminal access to the card.

In the above technical solution, preferably, the second communication module includes: a forwarding unit, which transmits the standard card instruction from the first communication module to the first card reader unit, and transmits the command from the first card reader The feedback result of the card unit is transmitted to the first communication module; the first card reading unit puts the standard card command into the command queue, processes the standard card command according to the order of the command queue, and based on the The standard card instruction accesses the user identification card, and receives the feedback result sent by the user identification card.

In this technical solution, since the first card reading unit in the second communication module cannot directly communicate with the first communication module, the forwarding unit acts as a bridge between the first communication module and the second communication module, and the second The communication module also has various commands that need to be processed by itself. When the commands of the first communication module are given to the second communication module, they need to be queued in chronological order, and then process each command according to the order of the queue, so that no commands will occur. The problem of sequence confusion can be dealt with, and the instruction processing process of the first communication module and the second communication module can be successfully completed.

In the above technical solution, preferably, the second communication module includes: a second card reading unit, which puts the standard card instructions from the first communication module into the command queue, and according to the order of the command queue Processing the standard card command, accessing the user identification card based on the standard card command, and receiving the feedback result sent by the user identification card. In this technical solution, the second card reading unit in the second communication module can directly receive the standard card instructions from the first communication module, that is, the second card reading unit can be configured with an external interface, and can directly communicate through the first data The interface is connected to the first communication module, and no forwarding unit is needed for data forwarding.

In the above technical solution, preferably, the first card reading unit or the second card reading unit is connected to the user identification card through a second data communication interface, and the second data communication interface includes but is not limited to a serial Communication interface, USB interface, bus and/or physical transmission channels such as shared memory.

In the above technical solution, preferably, the first communication module is connected to the second communication module through a first data communication interface, and the first data communication interface includes but is not limited to a serial communication interface, a USB interface, a bus and/or physical transport channels such as shared memory.

In any of the above technical solutions, preferably, the user identification card includes a universal integrated circuit card; the first communication module is a CDMA-2000 communication module, a TD-SCDMA communication module, a WCDMA communication module, a GSM communication module or a WIFI communication module, the second communication module is an LTE communication module. In a multi-mode terminal, one of the modules can be freely selected as the controlled module of another module. The main control module can also be selected according to the user's usage habits. For example, if the user has a high probability of using the LTE module, the LTE module can be selected as the main control module, and the GSM module can be used as the controlled module.

According to another aspect of the present invention, there is also provided a user identification card access method, comprising the following steps: when the first communication module receives a card reading and writing request, generating a standard card command according to the reading and writing card request, and Transmitting the standard card command to the second communication module; the second communication module accesses the user identification card according to the standard card command, and transmits the feedback result of the user identification card to the first communication module module.

In this technical solution, in terms of the function of reading and writing the card, the first communication module is used as the controlled module of the second communication module, and when the first communication module receives a request for reading and writing the card, the second communication module handles it on its behalf. And feed back the result to the first communication module, so that the first communication module does not need the original card reading chip and card protocol part, which not only reduces the difficulty of integration and the production cost of the first communication module, but also solves the problem of multi-mode terminal card pairing problem with access.

In the above technical solution, preferably, the step of accessing the user identification card by the second communication module according to the standard card command includes: sending the standard card command to Putting it into the command queue to be processed by the first card reading unit in the second communication module, processing the standard card commands according to the order of the command queue; accessing the user identification card based on the standard card command, And receive the feedback result sent by the user identification card.

The second communication module also has various commands that need to be processed by itself. When the commands of the first communication module are given to the second communication module, they need to be queued in chronological order, and then process each command according to the order of the queue, so that there will be no The problem of disordered instruction processing sequence occurs, and the instruction processing process of the first communication module and the second communication module can be successfully completed.

In the above technical solution, preferably, the step of accessing the user identification card by the second communication module according to the standard card command includes: putting the standard card command from the first communication module into the In the command queue to be processed by the second card reading unit in the second communication module, process the standard card commands according to the order of the command queue; access the user identification card based on the standard card command, and receive the The feedback result sent by the user identification card. The second card reading unit in the second communication module can directly receive standard card instructions from the first communication module, that is, the second card reading unit can be configured with an external interface and can be directly connected to the first communication interface through the first data communication interface. Module, without forwarding unit for data forwarding.

In the above technical solution, preferably, a second data communication interface is used to connect the first card reading unit or the second card reading unit to the user identification card, and the second data communication interface includes but is not limited to a serial Physical transmission channels such as communication interface, USB interface, bus and/or shared memory.

In the above technical solution, preferably, a first data communication interface is used to connect the first communication module to the second communication module, and the first data communication interface includes but is not limited to a serial communication interface, a USB interface, Physical transport channels such as buses and/or shared memory.

In any of the above technical solutions, preferably, the user identification card includes a universal integrated circuit card; the first communication module is a CDMA-2000 communication module, a TD-SCDMA communication module, a WCDMA communication module, a GSM communication module or a WIFI communication module, the second communication module is an LTE communication module. In a multi-mode terminal, one of the modules can be freely selected as the controlled module of another module. The main control module can also be selected according to the user's usage habits. For example, if the user has a high probability of using the LTE module, the LTE module can be selected as the main control module, and the GSM module can be used as the controlled module.

According to the technical solution of the present invention, the problem of multi-mode terminals accessing the card is solved, the utilization rate of the low-end communication module that does not support the UICC protocol is increased, and the original card-reading chip in the 2G/3G module is removed at the same time. Saved hardware cost.

Description of drawings

FIG. 1A shows a schematic diagram of a multi-mode mobile terminal according to an embodiment of the present invention;

Figure 1B shows a schematic diagram of a multi-mode mobile terminal according to an embodiment of the present invention;

Fig. 2 shows a schematic diagram of a multi-mode mobile terminal according to yet another embodiment of the present invention;

Fig. 3 shows a flowchart of a user identification card access method according to an embodiment of the present invention.

Detailed ways

In order to understand the above-mentioned purpose, features and advantages of the present invention more clearly, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that, when there is no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

In the following description, many specific details are set forth in order to fully understand the present invention. However, the present invention can also be implemented in other ways different from those described here. Therefore, the protection scope of the present invention is not limited by the specific details disclosed below. EXAMPLE LIMITATIONS.

Fig. 1A shows a schematic diagram of a multi-mode mobile terminal according to an embodiment of the present invention.

As shown in FIG. 1A, the multi-mode mobile terminal 100 according to the embodiment of the present invention includes: a first communication module 102, configured to generate a standard card command according to the card reading and writing request when receiving a card reading and writing request, and Transmitting the standard card instruction to the second communication module 104, and receiving a feedback result from the second communication module 104; the second communication module 104 is configured to receive the A standard card command, the standard card command is a command that can be recognized by the identification card 106 around the user, and the standard card command is sent to the user identification card 106, and the feedback result is received from the user identification card 106, and the The feedback result is sent to the first communication module 102 .

In this technical solution, in terms of the function of reading and writing cards, the first communication module 102 is used as the controlled module of the second communication module 104. When the first communication module 102 receives a request for reading and writing cards, the second communication module 102 104 to process on behalf of, and give the feedback result to the first communication module 102, so that the first communication module 102 does not need the original card reading chip and card protocol part, which is simple to implement, and not only reduces the difficulty of integration and the production of the first communication module 102 It also solves the problem of multi-mode terminals accessing the card.

In the above technical solution, preferably, the second communication module 104 includes: a forwarding unit 1042, which transmits the standard card instruction from the first communication module 102 to the first card reading unit 1044, and transmits the standard card instruction from the The feedback result of the first card reading unit is transmitted to the first communication module 102; the first card reading unit 1044 puts the standard card commands into the command queue, and processes the commands according to the order of the command queue. The standard card command accesses the user identification card 106 based on the standard card command, and receives the feedback result sent by the user identification card 106 .

In this technical solution, by setting the forwarding unit in the second communication module to forward and transmit the communication signaling between the first communication module and the card reading unit in the second communication module, there is no need to set an additional processing module to The interaction between the two communication modules is handled to ensure accurate transmission of communication signals and save costs.

The forwarding unit 1042 acts as a bridge between the first communication module 102 and the second communication module 104. The second communication module 104 also has various commands to be processed. At 104, it is necessary to queue up in chronological order, and then process each instruction according to the order of the queue, so that there will be no problem of order processing sequence confusion, and the instructions to the first communication module 102 and the second communication module 104 can be successfully completed process.

Preferably, as shown in FIG. 1B, the second communication module 104 includes: a second card reading unit 1046, which puts the standard card instruction from the first communication module 102 into the command queue, and according to the command The order of the queue is to process the standard card command, access the user identification card 106 based on the standard card command, and receive the feedback result sent by the user identification card. In this multi-mode mobile terminal, the second card reading unit 1046 in the second communication module 104 can directly receive the standard card instruction from the first communication module 102, that is, the second card reading unit 1046 can be configured with an external interface, and can It is directly connected to the first communication module 102 through the first data communication interface 110, without a forwarding unit for data forwarding.

In the above technical solution, preferably, the first card reading unit 1044 or the second card reading unit 1046 is connected to the user identification card 106 through the second data communication interface 108, and the second data communication interface 108 includes But not limited to physical transmission channels such as serial communication interface, USB interface, bus and/or shared memory.

In the above technical solution, preferably, the first communication module 102 is connected to the second communication module 104 through a first data communication interface 110, and the first data communication interface 110 includes but not limited to a serial communication interface, Physical transmission channels such as USB interface, bus, and/or shared memory, the shared memory may be implemented in the form of software or in the form of hardware, and when implemented in the form of hardware, the shared memory may be similar to the first communication module 102 and the first communication module 102. A storage medium that the two communication modules 104 can jointly access.

In any of the above technical solutions, preferably, the user identification card 106 includes a universal integrated circuit card; the first communication module 102 is a CDMA-2000 communication module, a TD-SCDMA communication module, a WCDMA communication module, a GSM In case of a communication module or a WIFI communication module, the second communication module 102 is an LTE communication module. In a multi-mode terminal, one of the modules can be freely selected as the controlled module of another module. You can also choose the main control module according to the user's usage habits. For example, if the user has a higher probability of using the LTE module, you can choose the LTE module.

module as the main control module, and the GSM module as the controlled module.

Fig. 2 shows a schematic diagram of a multi-mode mobile terminal according to yet another embodiment of the present invention.

The implementation scheme of the multi-mode single-card terminal of the present invention will be described in detail below by taking a multi-mode terminal composed of a GSM communication module and an LTE communication module as an example in conjunction with FIG. 2 .

In this embodiment, the GSM communication module 202 is used as a controlled module of the LTE communication module 204 . First remove the original card reader chip and the card protocol part in the GSM communication module 202, and increase the card instruction processing module in the GSM communication module 202 (for example, the user selects to view the address book, then the card instruction processing module is used to transmit the upper layer The card reading instruction is converted into a standard card instruction), and the standard card instruction is transmitted to the LTE communication module 204 through the first serial port 208 and other devices, and receives the card response from the LTE communication module 204, and returns the feedback result to the upper layer.

Physical devices such as the second serial port 210 are added between the LTE communication module 204 and the GSM communication module 202 to transmit card data between the two communication modules.

Add a forwarding unit 1042 in the LTE communication module 204, receive the standard card instruction sent from the GSM communication module 202, and transmit the standard card instruction to the first card reading unit 1044 in the LTE communication module 204, and add the first card reading unit (ie UICC module) In the command queue of 1044, process the standard card command according to the order of the queue, and send the standard card command to the universal integrated circuit card (UICC card) 206;

The original first card reading unit (UICC module) 1044 in the LTE communication module 204, after receiving the response from the universal integrated circuit card (UICC card) 206, passes the response data to the forwarding unit 1042 for processing, and the forwarding unit 1042 sends the response to The data is transmitted to the GSM communication module 202 through the second serial port 210, and uploaded to the upper layer by the GSM communication module 202, and the user can see the contact information in the address book.

So far, the GSM communication module 202 has completed the access to the card. Similarly, since the GSM communication module 202 and the LTE communication module 204 communicate with physical devices such as serial ports, the real-time performance of the GSM communication module 202 card access can also be greatly improved. good guarantee.

It should be understood that the GSM communication module 202 can also be replaced by a CDMA-2000 communication module, a TD-SCDMA communication module or a WCDMA communication module. The second serial port 210 and the first serial port 208 can also be replaced by USB interface, bus connection and other methods.

It can be seen from the above technical solutions that only one UICC card is used, the LTE communication module is used as the main module for reading the card, and other modules are used as slave modules, which can be connected to the main module through physical serial ports, etc., to realize the access to the UICC card. Simple to implement. Moreover, the GSM communication module 202 removes the original card reading chip and the card protocol part, which reduces the production cost.

Fig. 3 shows a flowchart of a user identification card access method according to an embodiment of the present invention.

As shown in Figure 3, the method for accessing a user identification card according to an embodiment of the present invention may include the following steps: Step 302, when the first communication module receives a card reading and writing request, generate a standard card command according to the card reading and writing request , and transmit the standard card command to the second communication module; step 304, the second communication module accesses the user identification card according to the standard card command, and transmits the feedback result of the user identification card to the first communication module.

In this technical solution, in terms of the function of reading and writing the card, the first communication module is used as the controlled module of the second communication module, and when the first communication module receives a request for reading and writing the card, the second communication module handles it on its behalf. And feed back the result to the first communication module, so that the first communication module does not need the original card reading chip and card protocol part, which not only reduces the difficulty of integration and the production cost of the first communication module, but also solves the problem of multi-mode terminal card pairing problem with access.

In the above technical solution, preferably, the step of accessing the user identification card by the second communication module according to the standard card command includes: sending the standard card command to Putting it into the command queue to be processed by the first card reading unit in the second communication module, processing the standard card commands according to the order of the command queue; accessing the user identification card based on the standard card command, And receive the feedback result sent by the user identification card.

The second communication module also has various commands that need to be processed by itself. When the commands of the first communication module are given to the second communication module, they need to be queued in chronological order, and then process each command according to the order of the queue, so that there will be no The problem of disordered instruction processing sequence occurs, and the instruction processing process for the first communication module and the second communication module can be successfully completed.

In the above technical solution, preferably, the step of accessing the user identification card by the second communication module according to the standard card command includes: putting the standard card command from the first communication module into the In the command queue to be processed by the second card reading unit in the second communication module, process the standard card commands according to the order of the command queue; access the user identification card based on the standard card command, and receive the The feedback result sent by the user identification card. The second card reading unit in the second communication module can directly receive standard card instructions from the first communication module, that is, the second card reading unit can be configured with an external interface and can be directly connected to the first communication interface through the first data communication interface. Module, without forwarding unit for data forwarding.

In the above technical solution, preferably, a second data communication interface is used to connect the first card reading unit or the second card reading unit to the user identification card, and the second data communication interface includes but not It is limited to physical transmission channels such as serial communication interface, USB interface, bus and/or shared memory.

In the above technical solution, preferably, a first data communication interface is used to connect the first communication module to the second communication module, and the first data communication interface includes but is not limited to a serial communication interface, a USB interface, Physical transport channels such as buses and/or shared memory.

In any of the above technical solutions, preferably, the user identification card includes a universal integrated circuit card; the first communication module is a CDMA-2000 communication module, a TD-SCDMA communication module, a WCDMA communication module, a GSM communication module or a WIFI communication module, the second communication module is an LTE communication module. In a multi-mode terminal, one of the modules can be freely selected as the controlled module of another module. The main control module can also be selected according to the user's usage habits. For example, if the user has a high probability of using the LTE module, the LTE module can be selected as the main control module, and the GSM module can be used as the controlled module.

The technical solution according to the present invention has been described in detail above in conjunction with the accompanying drawings, which solves the problem of multi-mode terminals accessing the card and increases the utilization of low-end communication modules (such as CDMA communication modules and GSM communication modules) that do not support the UICC protocol. At the same time, the original card reader chip in the 2G/3G module is removed, which also saves hardware costs.

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 (10)

1. a multi-module mobile terminal is characterized in that, comprising:

First communication module is used for when receiving the read-write card request, generates the standard card order according to described read-write card request, and with described standard card command to second communication module, and receive feedback result from described second communication module;

Described second communication module, be used for receiving the described standard card order from described first communication module, and described standard card order is sent to subscriber identification card, and receive feedback result from described subscriber identification card, and described feedback result is sent to described first communication module.

2. multi-module mobile terminal according to claim 1 is characterized in that, described second communication module comprises:

Retransmission unit will be from described standard card command to the first card reading unit of described first communication module, and will transfer to from the feedback result of described the first card reading unit described first communication module;

Described the first card reading unit, command queue is put in described standard card order, according to the described standard card order of the sequential processes of described command queue, based on the described subscriber identification card of described standard card instruction access, and receive the described feedback result that described subscriber identification card sends.

3. multi-module mobile terminal according to claim 1 is characterized in that, described second communication module comprises:

The second card reading unit, to put into command queue from the described standard card instruction of described first communication module, according to the described standard card order of the sequential processes of described command queue, based on the described subscriber identification card of described standard card instruction access, and receive the described feedback result that described subscriber identification card sends.

4. each described multi-module mobile terminal in 3 according to claim 1, it is characterized in that, described first communication module is connected to described second communication module by the first data communication interface, and described the second data communication interface comprises serial communication interface, USB interface, bus and/or shared drive.

5. each described multi-module mobile terminal in 3 according to claim 1 is characterized in that described subscriber identification card comprises Universal Integrated Circuit Card;

When described first communication module was CDMA-2000 communication module, TD-SCDMA communication module, WCDMA communication module, gsm communication module or WIFI communication module, described second communication module was the LTE communication module.

6. a subscriber identification card access method is characterized in that, may further comprise the steps:

When first communication module receives the read-write card request, generate the standard card order according to described read-write card request, and with described standard card command to second communication module;

According to described standard card command access subscriber identification card, and the feedback result of described subscriber identification card is sent to described first communication module by described second communication module.

7. subscriber identification card access method according to claim 6 is characterized in that, is comprised by the step of described second communication module according to the described subscriber identification card of described standard card command access:

Via the retransmission unit in the described second communication module command queue that the first card reading unit of described second communication module need be processed is put in described standard card order, according to the described standard card order of the sequential processes of described command queue;

Based on the described subscriber identification card of described standard card instruction access, and receive the described feedback result that described subscriber identification card sends.

8. subscriber identification card access method according to claim 6 is characterized in that, is comprised by the step of described second communication module according to the described subscriber identification card of described standard card command access:

To put into the command queue that the second card reading unit of described second communication module need be processed from the described standard card instruction of described first communication module, according to the described standard card order of the sequential processes of described command queue;

Based on the described subscriber identification card of described standard card instruction access, and receive the described feedback result that described subscriber identification card sends.

9. each described subscriber identification card access method in 8 according to claim 6, it is characterized in that, adopt the first data communication interface that described first communication module is connected to described second communication module, described the second data communication interface comprises serial communication interface, USB interface, bus and/or shared drive.

10. each described subscriber identification card access method in 8 according to claim 6 is characterized in that described subscriber identification card comprises Universal Integrated Circuit Card;

When described first communication module was CDMA-2000 communication module, TD-SCDMA communication module, WCDMA communication module, gsm communication module or WIFI communication module, described second communication module was the LTE communication module.

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