CN109618329B - Automatic dialing device and method compatible with multi-standard SIM card - Google Patents
Automatic dialing device and method compatible with multi-standard SIM card Download PDFInfo
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- CN109618329B CN109618329B CN201811562853.9A CN201811562853A CN109618329B CN 109618329 B CN109618329 B CN 109618329B CN 201811562853 A CN201811562853 A CN 201811562853A CN 109618329 B CN109618329 B CN 109618329B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
- H04W8/183—Processing at user equipment or user record carrier
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
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Abstract
The invention discloses an automatic dialing device compatible with multi-standard SIM cards, which comprises a 4G full-network communication module, an SIM card, a main processing unit and a co-processing unit, wherein the 4G full-network communication module is connected with the co-processing unit, the co-processing unit is connected with the SIM card, the main processing unit is connected with the 4G full-network communication module through a USB (universal serial bus), the main processing unit is connected with the co-processing unit through a serial port or an IIC (inter-integrated circuit) bus, the main processing unit is used for controlling each module or unit of the device, establishing network routing and exchanging external network data, the co-processing unit is used for identifying the SIM card and customizing SIM card protocol conversion, and the 4G full-network communication module is used for connecting with an external 3G/4G wireless network and interacting instructions and data. The automatic dialing device compatible with the multi-system SIM card is compatible with the multi-system SIM card, and can be used when a user starts up after the card is changed, so that the user does not need to be provided with a plurality of devices, the use cost of the user can be effectively reduced, and the use efficiency is improved.
Description
Technical Field
The present invention relates to the field of mobile data communication, and in particular, to a mobile data communication device and a communication method.
Background
At present, mobile data communication equipment is applied to a plurality of industries on a large scale by relying on the construction of a mobile data communication network which is rapidly developed in China, the requirements of users on terminal equipment are higher and higher, and the equipment is required to be compatible with various 3G/4G mobile network systems; the device is required to support SIM card plug and play, etc. Most of the devices on the market at present are internally provided with mobile data communication modules compatible with various network systems, but various SIM cards appearing at present, such as SIM cards customized by mobile Internet of things and some industry users, have the problems of poor adaptability, incompatibility and the like.
Disclosure of Invention
The purpose of the invention is as follows: the invention solves the compatibility problem of the mobile data communication module to the SIM card customized by the user by identifying the type and the system of the SIM card and identifying and converting the customized SIM card protocol, and improves the adaptability of the equipment; by identifying the type of the SIM card and matching the corresponding dialing parameters with the auxiliary main control chip, the equipment is accessed to a correct mobile packet network, so that the configuration steps after the SIM card is replaced by a user can be reduced, and the usability and maintainability of the equipment are improved.
The technical scheme is as follows:
the technical scheme of the invention is based on a special embedded processing platform, a co-processing chip is added between a mobile communication data module and an SIM card, and the co-processing chip is connected with a main processing chip by adopting IIC or a serial bus. The co-processing unit runs special software and is responsible for identifying the SIM card, customizing protocol conversion of the SIM card and the like, and assisting the main processing chip to set dialing parameters, such as user names, passwords, access points and the like.
An automatic dialing device compatible with multi-standard SIM cards comprises a 4G full-network communication module, an SIM card, a main processing unit and a co-processing unit, wherein the 4G full-network communication module is connected with the co-processing unit, the co-processing unit is connected with the SIM card, the main processing unit is connected with the 4G full-network communication module through a USB (universal serial bus), the main processing unit is connected with the co-processing unit through a serial port or an IIC (inter-integrated circuit) bus, the main processing unit is used for controlling each module or unit, establishing network routing and exchanging external network data, the co-processing unit is used for identifying the SIM card and customizing protocol conversion of the SIM card, and the 4G full-network communication module is used for connecting with an external 3G/4G wireless network and interacting instructions and data.
An automatic dialing method compatible with multi-standard SIM cards comprises the following steps:
the method comprises the following steps: initializing an automatic dialing device compatible with a multi-system SIM card, if the initialization is successful, starting a dialing program by a main processing unit, otherwise, alarming by the device;
step two: after a dialing program is started, whether the SIM card is inserted is checked, if the SIM card is inserted, the co-processing unit detects the type of the SIM card, and if not, the main processing unit is informed to alarm;
step three: judging whether the SIM card is a non-standard card customized by a user, if so, starting customized SIM card protocol conversion, setting a user name, a password and an access point according to a dialing rule of the customized SIM card, and converting the non-standard protocol into a standard protocol by the co-processing unit when the 4G full-network communication module operates the SIM card, so that the customized SIM card can be supported without replacing the 4G full-network communication module; if the SIM is not a non-standard card customized by a user, the co-processing unit judges the network system of the SIM card according to the information built in the SIM card and informs the type of the SIM card and the network system of the SIM card to the main processing unit, the main processing unit sets a correct user name, a correct password and a correct access point according to the information of the type of the SIM card and the network system of the SIM card and controls a 4G full-network communication module to dial;
step four: establishing a network route according to the type of the SIM card, and if the SIM card is a standard SIM card, configuring a system route table and DNS (domain name resolution server) information by a main processing unit; if the SIM card is a non-standard card customized by a user, the main processing unit configures a system routing table and network tunnel information according to a rule corresponding to the SIM card;
step five: the main processing unit transmits network data and is responsible for exchanging data of user network data connected to the device to an external network through the 4G full network communication module, and if the user network data is a standard SIM card, the user can directly access internet application; if the card is a non-standard card customized by the user, the user can interact with the service server.
Further, in step three, the information embedded in the SIM card includes IMSI, i.e. international mobile subscriber identity.
Further, in the fifth step, accessing the internet application includes web browsing and interacting with the business server, including internal mailbox service and enterprise OA.
Has the advantages that:
the invention can make the equipment compatible with multi-system SIM cards at the same time, and realize the starting and using after the user changes the card, so that the user does not need to be equipped with a plurality of equipment, the use cost of the user can be effectively reduced, and the use efficiency is improved.
Drawings
FIG. 1 is a block diagram of an automatic dialing device compatible with multi-standard SIM cards according to the present invention;
fig. 2 is a software flow chart of the automatic dialing method compatible with the multi-standard SIM card of the present invention.
Detailed Description
The invention is further explained below with reference to the drawings.
Fig. 1 is a block diagram of an automatic dialing device compatible with a multi-standard SIM card, including a 4G all-network module, an SIM card, a main processing unit and a co-processing unit, where the 4G all-network module is connected with the co-processing unit, the co-processing unit is connected with the SIM card, the main processing unit is connected with the 4G all-network module through a USB, the main processing unit is connected with the co-processing unit through a serial port or an IIC bus, the main processing unit is used for controlling each module or unit of the device, establishing a network route and exchanging external network data, the co-processing unit is used for SIM card identification and customized SIM card protocol conversion, and the 4G all-network module is used for connection with an external 3G/4G wireless network and for instruction and data interaction.
As shown in fig. 2, the software flow chart of the automatic dialing method compatible with the multi-standard SIM card includes the following steps:
the method comprises the following steps: initializing an automatic dialing device compatible with a multi-system SIM card, if the initialization is successful, starting a dialing program by a main processing unit, otherwise, alarming by the device;
step two: after a dialing program is started, whether the SIM card is inserted is checked, if the SIM card is inserted, the co-processing unit detects the type of the SIM card, and if not, the main processing unit is informed to alarm;
step three: judging whether the SIM card is a non-standard card customized by a user, if so, starting customized SIM card protocol conversion, setting a user name, a password and an access point according to a dialing rule of the customized SIM card, and converting the non-standard protocol into a standard protocol by the co-processing unit when the 4G full-network communication module operates the SIM card, so that the customized SIM card can be supported without replacing the 4G full-network communication module; if the SIM is not a non-standard card customized by a user, the co-processing unit judges the network system of the SIM card according to the information built in the SIM card, the information built in the SIM card comprises IMSI (international mobile subscriber identity), and informs the type of the SIM card and the network system of the SIM card to the main processing unit, the main processing unit sets a correct user name, a correct password and a correct access point according to the information of the type of the SIM card and the network system of the SIM card, and controls the 4G full-network communication module to dial;
step four: after dialing successfully, the main control chip sets a route according to the SIM card information and the corresponding rule, if the SIM card is a standard SIM card, the main processing unit configures a system route table and DNS information; if the SIM card is a non-standard card customized by a user, the main processing unit configures a system routing table and network tunnel information according to a rule corresponding to the SIM card;
step five: the main processing unit transmits network data and is responsible for exchanging the user network data connected to the device with the external network through the 4G full network communication module, and if the user network data is a standard SIM card, the user can directly access internet application, such as webpage browsing; in the case of a non-standard card customized by a user, the user may interact with a business server, such as an internal mailbox service, enterprise OA.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. An automatic dialing device compatible with multi-standard SIM cards is characterized in that: the system comprises a 4G full-network communication module, an SIM card, a main processing unit and a co-processing unit, wherein the 4G full-network communication module is connected with the co-processing unit, the co-processing unit is connected with the SIM card, the main processing unit is connected with the 4G full-network communication module through a USB (universal serial bus), the main processing unit is connected with the co-processing unit through a serial port or an IIC (inter-integrated circuit) bus, the main processing unit is used for controlling each module or unit, establishing network routing and exchanging external network data, the co-processing unit is used for identifying the SIM card and converting a customized SIM card protocol, a user name, a password and an access point are set according to a dialing rule of the customized SIM card, when the 4G full-network communication module operates the SIM card, the co-processing unit converts a non-standard protocol into a standard protocol so that the customized SIM card can be supported without replacing the 4G full-network communication module, and the 4G full-network communication module is used for connecting with an external 3G/4G wireless network and instructing the SIM card, And (4) interaction of data.
2. An automatic dialing method compatible with multi-standard SIM cards is characterized in that: the method comprises the following steps:
the method comprises the following steps: initializing an automatic dialing device compatible with a multi-system SIM card, if the initialization is successful, starting a dialing program by a main processing unit, otherwise, alarming by the device;
step two: after a dialing program is started, whether the SIM card is inserted is checked, if the SIM card is inserted, the co-processing unit detects the type of the SIM card, and if not, the main processing unit is informed to alarm;
step three: judging whether the SIM card is a non-standard card customized by a user, if so, starting customized SIM card protocol conversion, setting a user name, a password and an access point according to a dialing rule of the customized SIM card, and converting the non-standard protocol into a standard protocol by the co-processing unit when the 4G full-network communication module operates the SIM card, so that the customized SIM card can be supported without replacing the 4G full-network communication module; if the SIM is not a non-standard card customized by a user, the co-processing unit judges the network system of the SIM card according to the information built in the SIM card and informs the type of the SIM card and the network system of the SIM card to the main processing unit, the main processing unit sets a correct user name, a correct password and a correct access point according to the information of the type of the SIM card and the network system of the SIM card and controls a 4G full-network communication module to dial;
step four: establishing a network route according to the type of the SIM card, and if the SIM card is a standard SIM card, configuring a system route table and DNS information by the main processing unit; if the SIM card is a non-standard card customized by a user, the main processing unit configures a system routing table and network tunnel information according to a rule corresponding to the SIM card;
step five: the main processing unit transmits network data and is responsible for exchanging data of user network data connected to the device to an external network through the 4G full network communication module, and if the user network data is a standard SIM card, the user can directly access internet application; if the card is a non-standard card customized by the user, the user can interact with the service server.
3. The method according to claim 2, wherein the method is compatible with multi-standard SIM card automatic dialing: in step three, the information built in the SIM card includes IMSI, i.e. international mobile subscriber identity.
4. The method according to claim 2, wherein the method is compatible with multi-standard SIM card automatic dialing: and step five, accessing the Internet application, including webpage browsing, interacting with a business server, including an internal mailbox service and an enterprise OA.
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| CN201811562853.9A CN109618329B (en) | 2018-12-20 | 2018-12-20 | Automatic dialing device and method compatible with multi-standard SIM card |
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| CN109618329B true CN109618329B (en) | 2021-11-05 |
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| CN110087202B (en) * | 2019-05-22 | 2021-09-07 | 唐山凯峰电子科技有限公司 | Industrial grade 4G whole network communication short message and telephone ringing alarm terminal and alarm method thereof |
| CN112423288B (en) * | 2020-10-28 | 2024-03-15 | 深圳市广和通无线股份有限公司 | Dialing analysis method, device, computer equipment and storage medium |
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