CN210986441U - SIM card simulator, VSIM interpreter and system - Google Patents
SIM card simulator, VSIM interpreter and system Download PDFInfo
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- CN210986441U CN210986441U CN201921001618.4U CN201921001618U CN210986441U CN 210986441 U CN210986441 U CN 210986441U CN 201921001618 U CN201921001618 U CN 201921001618U CN 210986441 U CN210986441 U CN 210986441U
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- communication interface
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Abstract
The utility model provides a simulator, interpreter and system, this system include SIM card simulator and VSIM interpreter. The SIM card simulator comprises a singlechip, wherein the singlechip comprises an MCU, an ISO7816 communication interface and a first communication interface; the ISO7816 communication interface and the first communication interface are respectively connected with the MCU; the ISO7816 communication interface is used for communicating with a terminal; the first communication interface is used for communicating with the VSIM interpreter. The VSIM interpreter comprises a processor, a storage module and a network module; the storage module and the network module are respectively connected with the processor; the processor is provided with a second communication interface, and the second communication interface is used for pairing communication with the first communication interface of the SIM card simulator; the network module is used for communicating with the cloud SIM platform; the storage module is used for storing the following information: VSIM card data, cloud platform login configuration parameters.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a simulator, an interpreter and a system.
Background
VSIM card: a virtual SIM card.
Cloud SIM platform: a cloud platform is responsible for the management, distribution, recovery, charging and other work of VSIM cards.
The VSIM card provided by the cloud-based SIM platform cannot be directly used by a general terminal. Therefore, it is necessary to develop a technical solution to simulate the VSIM card into a solid SIM card, and the terminal operates the VSIM card like an operating solid card through a standard ISO7816 communication interface.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. To this end, it is an object of the present invention to provide a simulator, interpreter and system that can facilitate the terminal to use the VSIM card of the cloud SIM platform.
The technical scheme adopted by the invention is as follows:
in a first aspect, the invention provides an SIM card simulator, which comprises a singlechip, wherein the singlechip comprises an MCU, an ISO7816 communication interface and a first communication interface; the ISO7816 communication interface and the first communication interface are respectively connected with the MCU; the ISO7816 communication interface communicates with a terminal; the first communication interface communicates with a VSIM interpreter.
Wherein, the model of the singlechip is GD32F 103.
Wherein, the first communication interface is an SPI interface.
The single chip microcomputer further comprises an I/O port, and the I/O port is connected with a VPP pin of the terminal and used for detecting the power-on and power-off operation of the terminal on the SIM card.
In a second aspect, the present invention provides a VSIM interpreter, including a processor, a storage module, and a network module; the storage module and the network module are respectively connected with the processor; the processor is provided with a second communication interface, and the second communication interface is used for pairing communication with the first communication interface of the SIM card simulator; the network module is used for communicating with the cloud SIM platform; the storage module is used for storing the following information: VSIM card data, cloud platform login configuration parameters.
The processor is an MCIMX3Y2DVM05AA NXP processor.
Wherein, the network module is an Ethernet communication module.
Wherein the memory module comprises a DDR memory.
Wherein the memory module further comprises nor type flash memory (NORF L ASH).
In a third aspect, the present invention provides a system for facilitating a terminal to use a VSIM card, wherein the system comprises a SIM card emulator of any one of the above and a VSIM interpreter of any one of the above.
The invention has the beneficial effects that:
according to the invention, the SIM card simulator and the VSIM interpreter are arranged between the terminal and the cloud SIM platform, so that the technical problem that the terminal is inconvenient to use the VSIM card in the prior art is solved, and the VSIM card can be used on the terminal.
In addition, the invention also realizes the communication with the cloud SIM platform by adopting the VSIM interpreter.
The invention is widely applied to the VSIM card used by the terminal.
Drawings
FIG. 1 is a schematic block diagram of one embodiment of a simulator, interpreter and system of the present invention;
FIG. 2 is a schematic diagram of an embodiment of the SIM card emulator of FIG. 1;
fig. 3 is a schematic block diagram of an embodiment of the VSIM interpreter of fig. 1.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
Referring to fig. 1 to 3 together, as shown in fig. 1, the system for using the VSIM card includes a terminal 10, a SIM card simulator 20, a VSIM interpreter 30, and a cloud SIM platform 40.
The structural components of the SIM card simulator 20 and the VSIM interpreter 30 are described in detail below.
As shown in fig. 2, the SIM card simulator 20 includes a single chip 21, a clock generator 22, a reset circuit 23, and a power supply module 24.
The single chip 21 includes an MCU, an ISO7816 communication interface, and an SPI communication interface. The ISO7816 communication interface and the SPI communication interface are respectively connected with the MCU; the ISO7816 communication interface communicates with a terminal; the first communication interface communicates with a VSIM interpreter.
Preferably, the model of the single chip microcomputer is GD32F 103.
Wherein, the first communication interface is an SPI interface. It will be appreciated that the first communication interface may be replaced by other communication interfaces, such as an I2C interface or a UART interface.
The single chip includes an I/O port (not shown), and the I/O port is connected to a VPP pin of the terminal 10, and is used to detect power-on and power-off operations of the terminal 10 on the SIM card.
As shown in fig. 3, VSIM interpreter 30 includes a processor 31, a memory 33, an ethernet module 32, a clock generator 35, a reset circuit 36, and a power module 37. The memory 33, the ethernet module 32, the clock generator 35, the reset circuit 36 and the power supply module 37 are respectively connected to the processor 31. The processor 31 has a second communication interface for pairing communication with the first communication interface of the SIM card emulator.
The processor 31 is a model of an MCIMX3Y2DVM05AA NXP processor.
The ethernet module 32 is connected to the router through a network cable, and is used for communicating with the cloud SIM platform. The ethernet module 31 may also be replaced by other network communication modules, such as wireless 2G, 3G, 4G or 5G communication modules.
The memory 33 is used for storing the following information: VSIM card data, cloud platform login configuration parameters. Memory 33 includes DDR memory or other types of memory modules.
The SIM card simulator 20 further includes an external memory 34, and the external memory 34 includes nor flash (NORF L ASH) or other types of external memory modules.
When the VSIM card using system of the present embodiment is in operation, first, the VSIM interpreter 30 communicates with the cloud SIM platform 40 to obtain and store a plurality of SIM card data; then, the terminal 10 initiates a card adjustment request to the SIM card simulator 20, and the SIM card simulator 20 transmits the card adjustment request to the VSIM interpreter 30 and forwards the card response data and the card communication data returned by the VSIM interpreter 30 to the terminal 10. That is, the SIM card simulator 20 plays a role of communication forwarding, and the VSIM interpreter 30 plays a role of acquiring and saving VSIM card data, and parsing the VSIM card data. One VSIM interpreter 30 may correspond to a plurality of SIM card emulators 10.
It should be noted that, if the card communication data received by the VSIM interpreter 30 from the SIM card simulator 20 includes card authentication information, the VSIM interpreter 30 sends the card authentication information to the cloud SIM platform 40, and the card authentication is completed through the cloud SIM platform 40.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A SIM card simulator is characterized by comprising a single chip microcomputer, wherein the single chip microcomputer comprises an MCU, an ISO7816 communication interface and a first communication interface;
the ISO7816 communication interface and the first communication interface are respectively connected with the MCU;
the ISO7816 communication interface is used for communicating with a terminal;
the first communication interface is used for communicating with a VSIM interpreter.
2. The SIM card simulator of claim 1, wherein the model of the single chip microcomputer is GD32F 103.
3. The SIM card simulator of claim 1, wherein the first communication interface is an SPI interface.
4. The SIM card simulator of any one of claims 1 to 3, wherein the single chip further comprises an I/O port, the I/O port being connected to a VPP pin of the terminal for detecting power-up and power-down operations of the terminal on the SIM card.
5. A VSIM interpreter, comprising a processor, a storage module and a network module;
the storage module and the network module are respectively connected with the processor;
the processor is provided with a second communication interface, and the second communication interface is used for pairing communication with the first communication interface of the SIM card simulator;
the network module is used for communicating with the cloud SIM platform;
the storage module is used for storing the following information: VSIM card data, cloud platform login configuration parameters.
6. The VSIM interpreter of claim 5, wherein the processor is a model number MCIMX3Y2DVM05AA NXP processor.
7. The VSIM interpreter of claim 5, wherein the network module is an ethernet communications module.
8. The VSIM interpreter of any of claims 5-7, wherein the memory module comprises DDR memory.
9. The VSIM interpreter of claim 8, wherein the storage module further comprises NOR flash memory (NOR F L ASH).
10. A system for facilitating end use of VSIM cards, comprising a SIM card emulator according to any one of claims 1 to 4 and a VSIM interpreter according to any one of claims 5 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921001618.4U CN210986441U (en) | 2019-06-28 | 2019-06-28 | SIM card simulator, VSIM interpreter and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921001618.4U CN210986441U (en) | 2019-06-28 | 2019-06-28 | SIM card simulator, VSIM interpreter and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210986441U true CN210986441U (en) | 2020-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921001618.4U Expired - Fee Related CN210986441U (en) | 2019-06-28 | 2019-06-28 | SIM card simulator, VSIM interpreter and system |
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| Country | Link |
|---|---|
| CN (1) | CN210986441U (en) |
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2019
- 2019-06-28 CN CN201921001618.4U patent/CN210986441U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200710 Termination date: 20210628 |
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| CF01 | Termination of patent right due to non-payment of annual fee |