CN111542046B - Communication system and method of multifunctional smart card - Google Patents
Communication system and method of multifunctional smart card Download PDFInfo
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- CN111542046B CN111542046B CN202010229784.0A CN202010229784A CN111542046B CN 111542046 B CN111542046 B CN 111542046B CN 202010229784 A CN202010229784 A CN 202010229784A CN 111542046 B CN111542046 B CN 111542046B
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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
- H04W8/20—Transfer of user or subscriber data
- H04W8/205—Transfer to or from user equipment or user record carrier
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/0013—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers
- G06K7/0034—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers the connector being capable of simultaneously receiving a plurality of cards in the same insertion slot
- G06K7/0043—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers the connector being capable of simultaneously receiving a plurality of cards in the same insertion slot the plurality of cards being cards of different formats, e.g. SD card and memory stick
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3816—Mechanical arrangements for accommodating identification devices, e.g. cards or chips; with connectors for programming identification devices
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
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- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The invention provides a communication system of a multifunctional smart card, which comprises: the system comprises a multifunctional card seat, a multifunctional intelligent card, an application processor AP and a baseband processor BP, wherein the application processor AP comprises a soft SIM module, and the baseband processor comprises a remote SIM card; the multifunctional card seat is used for arranging a multifunctional intelligent card; the multifunctional smart card supports the SIM card function, the memory card function and the password card function, selects at least one function for processing according to the received communication request information, and sends a return message; the application processor AP sends communication request information to the multifunctional intelligent card through the soft SIM module and acquires the return information of the multifunctional intelligent card; the baseband processor BP is used for receiving the return information sent by the soft SIM module through the remote SIM card; the invention can effectively utilize the card seat on the terminal and the designed multifunctional intelligent card, improve the space utilization rate of the intelligent terminal and support diversified functions.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a communication system and a method of a multifunctional smart card.
Background
With the rapid development of intelligent terminals and the continuous improvement of people's demands, the size of the intelligent terminals is smaller and smaller, such as mobile phones, intelligent wearable devices and the like; the functions of the intelligent terminal are also gradually increased, such as the functions of SIM card communication, storage, financial payment, mobile office and the like through the intelligent terminal; in addition, with the rapid development of intelligent wearable devices and internet of things devices, the current mainstream trend of number writing over the air, online card issuing, soft SIM module usage and remote SIM card usage is.
However, on one hand, the conventional smart terminal card slots, such as the SIM card slot and the memory card slot, occupy a large smart terminal space, and are difficult to meet the requirements of smart terminal miniaturization, support of diversified functions, and improvement of space utilization; on the other hand, the soft SIM module, the remote SIM card and the smart card also have the problems of safety during protocol and information interaction.
Therefore, how to improve the space utilization rate of the intelligent terminal and support diversified functions is a problem which needs to be solved urgently at present.
Disclosure of Invention
In view of the above problems, it is desirable to provide a communication system and method for a multifunctional smart card, which can effectively utilize a card socket on a terminal and a designed multifunctional smart card, improve the space utilization of the smart terminal, and support diversified functions.
The first aspect of the present invention provides a communication system for a multifunctional smart card, where the system is applied to a smart terminal, and includes: a multifunctional smart card, a multifunctional card seat, an application processor AP and a baseband processor BP,
the multifunctional smart card supports the SIM card function, the memory card function and/or the password card function; selecting at least one function to process according to the received communication request information, and sending a return message;
the multifunctional card seat is provided with the multifunctional intelligent card, is electrically connected with the multifunctional intelligent card and is in communication connection with the application processor AP through a memory card protocol line;
the application processor AP comprises a soft SIM module, wherein the soft SIM module sends communication request information to the multifunctional intelligent card and receives a return message sent by the multifunctional intelligent card;
the baseband processor BP comprises a remote SIM card, the remote SIM card is in communication connection with the soft SIM module, and receives return information sent by the soft SIM module to realize the communication function of the soft SIM module of the application processor AP.
Further, multi-functional cassette includes 8 needle base pins, 8 needle base pins include: a power pin, a data pin 0, a clock pin, a data pin 1, a data pin 2, a ground pin, a data pin 3, and a command pin.
Further, when the multifunctional smart card realizes the function of the SIM card, 6 pins of the 8 pins are electrically connected with the multifunctional smart card; when the multifunctional smart card realizes the functions of a memory card and a password card, all pins of the 8-pin pins are electrically connected with the multifunctional smart card.
Further, the SIM card functions of the multifunctional smart card include over-the-air card writing, over-the-air card issuing, over-the-air number writing and over-the-air certificate issuing functions; the memory card function comprises a large-capacity storage function and a high-speed reading and writing function; the cryptographic card functions include cryptographic algorithm functions of national keys SM1, SM2, SM3, SM4 and SM9, data encryption and decryption functions, key management functions, mobile financial payment functions and mobile office functions.
Further, the application processor AP further includes a SIM card driver of the multifunctional smart card, and provides a SIM card function by using the memory card protocol simulation 7816 protocol.
Further, before sending the communication request information to the multifunctional smart card through the soft SIM module, the method further includes: and converting the communication request information into a memory card protocol and then sending the memory card protocol to the multifunctional smart card.
The invention also provides a communication method of the multifunctional smart card, which specifically comprises the following steps: an initial configuration stage and a communication interaction stage;
an initial configuration stage:
configuring a multifunctional smart card supporting an SIM card function, a memory card function and a password card function;
a multifunctional card holder for mounting a multifunctional smart card is configured;
configuring an application processor AP and a baseband processor BP; the AP is configured with a soft SIM module, and the BP is configured with a remote SIM card;
configuring the multifunctional card socket to be in communication connection with the application processor AP through a memory card protocol line;
and a communication interaction stage:
the application processor AP sends communication request information to the multifunctional intelligent card through the soft SIM module; the multifunctional intelligent card receives the communication request information, selects at least one function to process and then sends return information to the soft SIM module;
and the baseband processor BP receives the return information sent by the soft SIM module through the remote SIM card, so as to realize the communication function of the soft SIM module of the application processor AP.
Further, the SIM card functions comprise an over-the-air card writing function, an over-the-air card issuing function, an over-the-air number writing function and an over-the-air certificate issuing function; the memory card function comprises a large-capacity storage function and a high-speed reading and writing function; the cryptographic card functions include cryptographic algorithm functions of national keys SM1, SM2, SM3, SM4 and SM9, data encryption and decryption functions, key management functions, mobile financial payment functions and mobile office functions. .
Further, before the application processor AP sends the communication request information to the multifunctional smart card through the soft SIM module, the method further includes: and converting the communication request information into a memory card protocol and then sending the memory card protocol to the multifunctional smart card.
Further, the application processor AP further includes a SIM card driver of the multifunctional smart card, and provides a SIM card function by using the memory card protocol simulation 7816 protocol.
The invention has prominent substantive characteristics and remarkable progress, in particular to the following steps:
(1) the multifunctional card holder and the multifunctional smart card support the related functions of the SIM card, the storage card and the password card, thereby effectively utilizing the card holder on the terminal and improving the utilization rate of the space on the terminal;
(2) the method comprises the steps that communication information interaction is carried out between a soft SIM module of an application processor AP and a multifunctional intelligent card, and then returned information after the multifunctional intelligent card is processed is obtained; and the baseband processor BP receives the return information sent by the soft SIM module through the remote SIM card, and realizes the communication function of the soft SIM module of the application processor AP, thereby ensuring the support of the SIM card function, the memory card function and the diversified function of the password card.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a block diagram of a multi-functional identification system of a smart card according to the present invention;
fig. 2 shows a flow chart of a multifunctional identification method of a smart card of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in fig. 1, a first aspect of the present invention provides a communication system for a multifunctional smart card, where the system is applied to a smart terminal, and includes: a multifunctional smart card, a multifunctional card seat, an application processor AP and a baseband processor BP,
the multifunctional smart card supports the SIM card function, the memory card function and/or the password card function; selecting at least one function to process according to the received communication request information, and sending a return message;
the multifunctional card seat is provided with the multifunctional intelligent card, is electrically connected with the multifunctional intelligent card and is in communication connection with the application processor AP through a memory card protocol line;
the application processor AP comprises a soft SIM module, wherein the soft SIM module sends communication request information to the multifunctional intelligent card and receives a return message sent by the multifunctional intelligent card;
the baseband processor BP comprises a remote SIM card, the remote SIM card is in communication connection with the soft SIM module, and receives return information sent by the soft SIM module to realize the communication function of the soft SIM module of the application processor AP.
Specifically, multi-functional cassette includes 8 needle base pins, 8 needle base pins include: a power pin, a data pin 0, a clock pin, a data pin 1, a data pin 2, a ground pin, a data pin 3, and a command pin.
In practical application, when the multifunctional smart card realizes the function of an SIM card, 6 pins of the 8 pins are electrically connected with the multifunctional smart card; when the multifunctional smart card realizes the functions of a memory card and a password card, all pins of the 8-pin pins are electrically connected with the multifunctional smart card, and the 8-pin pins are reused according to the functions of the memory card or the password card to be realized.
Specifically, the SIM card function of the multifunctional smart card includes an over-the-air card writing function; the memory card function comprises a large-capacity storage function and a high-speed reading and writing function; the cryptographic card functions include cryptographic algorithm functions of national keys SM1, SM2, SM3, SM4 and SM9, data encryption and decryption functions, key management functions, mobile financial payment functions and mobile office functions.
Specifically, the application processor AP includes a SIM card driver of the multifunctional smart card, and provides the SIM card function by using the memory card protocol simulation 7816 protocol.
Specifically, before sending the communication request information to the multifunctional smart card through the soft SIM module, the method further includes: and converting the communication request information into a memory card protocol and then sending the memory card protocol to the multifunctional smart card.
As shown in fig. 2, the present invention further provides a communication method of a multifunctional smart card, where the communication method of the multifunctional smart card specifically includes: an initial configuration stage and a communication interaction stage;
an initial configuration stage:
configuring a multifunctional smart card supporting an SIM card function, a memory card function and a password card function;
a multifunctional card holder for mounting a multifunctional smart card is configured;
configuring an application processor AP and a baseband processor BP; the AP is configured with a soft SIM module, and the BP is configured with a remote SIM card;
configuring the multifunctional card socket to be in communication connection with the application processor AP through a memory card protocol line;
and a communication interaction stage:
the application processor AP sends communication request information to the multifunctional intelligent card through the soft SIM module; the multifunctional intelligent card receives the communication request information, selects at least one function to process and then sends return information to the soft SIM module;
and the baseband processor BP receives the return information sent by the soft SIM module through the remote SIM card, so as to realize the communication function of the soft SIM module of the application processor AP.
Specifically, 8 needle tubes feet of the multifunctional clamping seat comprise: a power pin, a data pin 0, a clock pin, a data pin 1, a data pin 2, a ground pin, a data pin 3, and a command pin.
Specifically, the SIM card function of the multifunctional smart card includes an over-the-air card writing function; the memory card function comprises a large-capacity storage function and a high-speed reading and writing function; the cryptographic card functions include cryptographic algorithm functions of national keys SM1, SM2, SM3, SM4 and SM9, data encryption and decryption functions, key management functions, mobile financial payment functions and mobile office functions.
In the actual application process, when a user needs to encrypt and store communication information, SIM communication information sent by a soft SIM module of an application processor AP in an intelligent terminal can be received through the SIM function of the multifunctional intelligent card, and encrypted and stored through the memory card function and the password card function of the multifunctional intelligent card, so that the safety of the communication information is ensured; when card issuing, number writing and certificate issuing are required to be carried out in the air, communication can be completed through the soft SIM module, the remote SIM card and the multifunctional intelligent card, corresponding replacement of hardware is not required, and the method can be realized only in a software mode; in addition, when communication services with high security such as mobile finance, mobile office and the like need to be carried out, the multifunctional smart card can completely carry out the functions of authentication of users, encryption and decryption of service information, signature verification and the like.
Specifically, the application processor AP includes an SIM card driver of the multifunctional smart card, and provides an SIM card function through a memory card protocol simulation 7816 protocol.
Specifically, before the AP sends the communication request information to the multifunctional smart card through the soft SIM module, the AP further includes: and converting the communication request information into a memory card protocol and then sending the memory card protocol to the multifunctional smart card.
According to the invention, through the multifunctional card holder and the multifunctional smart card, the related functions of the SIM card, the storage card and the password card are supported, so that the card holder on the terminal is effectively utilized, and the utilization rate of the space on the terminal is improved; the method comprises the steps that communication information interaction is carried out between a soft SIM module of an application processor AP and a multifunctional intelligent card, and then returned information after the multifunctional intelligent card is processed is obtained; and the baseband processor BP receives the return information sent by the soft SIM module through the remote SIM card, and realizes the communication function of the soft SIM module of the application processor AP, thereby ensuring the support of the SIM card function, the memory card function and the diversified function of the password card.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A communication system of a multifunctional smart card is applied to a smart terminal, and comprises: a multifunctional smart card, a multifunctional card seat, an application processor AP and a baseband processor BP,
the multifunctional smart card supports the SIM card function, the memory card function and/or the password card function; selecting at least one function to process according to the received communication request information, and sending a return message;
the multifunctional card seat is provided with the multifunctional intelligent card, is electrically connected with the multifunctional intelligent card and is in communication connection with the application processor AP through a memory card protocol line;
the application processor AP comprises a soft SIM module, wherein the soft SIM module sends communication request information to the multifunctional intelligent card and receives a return message sent by the multifunctional intelligent card;
the baseband processor BP comprises a remote SIM card, the remote SIM card is in communication connection with the soft SIM module, and receives return information sent by the soft SIM module to realize the communication function of the soft SIM module of the application processor AP.
2. The communication system of the multi-functional smart card of claim 1, wherein the multi-functional card holder comprises 8 pins, the 8 pins comprising: a power pin, a data pin 0, a clock pin, a data pin 1, a data pin 2, a ground pin, a data pin 3, and a command pin.
3. The communication system of the multi-function smart card of claim 2, wherein when the multi-function smart card implements a SIM card function, 6 pins of the 8 pins are electrically connected to the multi-function smart card; when the multifunctional smart card realizes the functions of a memory card and a password card, all pins of the 8-pin pins are electrically connected with the multifunctional smart card.
4. A communication system of a multifunctional smart card according to any of claims 1-3, wherein said SIM card functions comprise over-the-air card writing, over-the-air card issuing, over-the-air number writing and over-the-air certificate issuing functions; the memory card function comprises a large-capacity storage function and a high-speed reading and writing function; the cryptographic card functions include cryptographic algorithm functions of national keys SM1, SM2, SM3, SM4 and SM9, data encryption and decryption functions, key management functions, mobile financial payment functions and mobile office functions.
5. The communication system of claim 1, wherein the application processor AP further comprises a SIM driver of the multifunctional smart card, the SIM driver providing SIM functions by using a memory card protocol emulation 7816 protocol.
6. The multi-function smart card communication system of claim 1, wherein said soft SIM module further comprises, before sending the communication request message to the multi-function smart card: and converting the communication request information into a memory card protocol and then sending the memory card protocol to the multifunctional smart card.
7. A communication method of a multifunctional smart card is characterized in that the communication method of the multifunctional smart card specifically comprises the following steps: an initial configuration stage and a communication interaction stage;
an initial configuration stage:
configuring a multifunctional smart card supporting an SIM card function, a memory card function and a password card function;
a multifunctional card holder for mounting a multifunctional smart card is configured;
configuring an application processor AP and a baseband processor BP; the AP is configured with a soft SIM module, and the BP is configured with a remote SIM card;
configuring the multifunctional card socket to be in communication connection with the application processor AP through a memory card protocol line;
and a communication interaction stage:
the application processor AP sends communication request information to the multifunctional intelligent card through the soft SIM module; the multifunctional intelligent card receives the communication request information, selects at least one function to process and then sends return information to the soft SIM module;
and the baseband processor BP receives the return information sent by the soft SIM module through the remote SIM card, so as to realize the communication function of the soft SIM module of the application processor AP.
8. The communication method of the multifunctional smart card according to claim 7, wherein the SIM card functions comprise over-the-air card writing, over-the-air card issuing, over-the-air number writing and over-the-air certificate issuing functions; the memory card function comprises a large-capacity storage function and a high-speed reading and writing function; the cryptographic card functions include cryptographic algorithm functions of national keys SM1, SM2, SM3, SM4 and SM9, data encryption and decryption functions, key management functions, mobile financial payment functions and mobile office functions.
9. The method for communicating with a multifunctional smart card of claim 7, wherein the step of the application processor AP sending the communication request information to the multifunctional smart card through the soft SIM module further comprises: and converting the communication request information into a memory card protocol and then sending the memory card protocol to the multifunctional smart card.
10. The method of claim 7, wherein the application processor AP further comprises a SIM card driver of the multi-function smart card, the SIM card function provided by using a memory card protocol emulation 7816 protocol.
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| CN202010229784.0A CN111542046B (en) | 2020-03-27 | 2020-03-27 | Communication system and method of multifunctional smart card |
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| CN102722743B (en) * | 2012-05-22 | 2015-07-22 | 深圳市斯凯荣科技有限公司 | Remote wireless smart card, smart card terminal equipment and remote wireless smart card transmission system |
| CN102724315B (en) * | 2012-06-21 | 2016-06-08 | 惠州Tcl云创科技有限公司 | The remote-operated method and system of smart card are realized based on smart card web page server |
| CN103781072B (en) * | 2012-10-25 | 2017-06-20 | ***通信集团江苏有限公司 | The implementation method and chip of a kind of terminal intelligent card |
| EP3240352A4 (en) * | 2014-12-26 | 2018-01-10 | Nationz Technologies Inc. | Wireless communication method and apparatus and application system and device thereof |
| CN105657092B (en) * | 2016-01-11 | 2018-12-18 | 上海新储集成电路有限公司 | A kind of implementation method of soft SIM card |
| CN107027115B (en) * | 2017-04-18 | 2020-06-16 | 深圳融卡智能科技有限公司 | Equipment and method for safely realizing soft SIM card |
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