WO2009140811A1 - 通过短信息自动调整射频sim卡有效通信距离的方法 - Google Patents
通过短信息自动调整射频sim卡有效通信距离的方法 Download PDFInfo
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- WO2009140811A1 WO2009140811A1 PCT/CN2008/001980 CN2008001980W WO2009140811A1 WO 2009140811 A1 WO2009140811 A1 WO 2009140811A1 CN 2008001980 W CN2008001980 W CN 2008001980W WO 2009140811 A1 WO2009140811 A1 WO 2009140811A1
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- WIPO (PCT)
- Prior art keywords
- radio frequency
- mobile communication
- communication terminal
- sim card
- short message
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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
Definitions
- the present invention relates to a radio frequency signal strength control method of a SIM card built in a mobile communication terminal and having a radio frequency transceiver interface, and more particularly to controlling radio frequency signal strength according to the structure type of each mobile communication terminal, so that the radio frequency of each terminal is The method of effective communication distance is approximately the same. Background technique
- SIM card Subscriber Identity Model
- RF SIM card RF SIM card
- the radio frequency SIM card is a SIM card with radio frequency wireless communication function, and includes an integrated circuit in the card body and the card body.
- the card body is provided with an interface that can be matched with the mobile phone SIM card holder.
- the integrated circuit in the card comprises a central processing unit CPU, a radio frequency SIM card memory electrically connected to the central processing unit CPU, a radio frequency transceiver circuit and an interface circuit. And a radio frequency transceiver antenna electrically connected to the radio frequency transceiver circuit.
- the radio frequency SIM card is electrically connected to the mobile communication terminal by means of an interface circuit and an interface on the radio frequency SIM card body.
- the radio frequency SIM card can communicate with the mobile communication terminal to implement the standard functions of the conventional SIM card, and can also communicate with the associated peripheral processing device within a short distance through the radio frequency transceiver circuit and the radio frequency transceiver antenna.
- the communication content and process are specifically processed by the central processing unit CPU in the radio frequency SIM card. If necessary, the central processing unit CPU sends a command to the mobile communication terminal according to a standard protocol to control the data through the data line on the SIM card holder of the mobile communication terminal.
- the SIM card tool kit of the radio frequency SIM card is implemented by a small programming software that is solidified in the radio frequency SIM card, and provides a simple and easy-to-operate development platform for the value-added service of the radio frequency SIM card.
- the contribution of the STK technology makes it possible to design a menu with rich functions and simple operation in the radio frequency SIM card, and the user can perform data input and menu operation on the radio frequency SIM card through visual and interactive means.
- the radio frequency SIM card is mostly used for a mobile phone, and in addition to having all the functions of a conventional SIM card, the mobile phone can also have the functions of a smart card such as a bus pass card, an access pass card, a credit card, a micro payment card, and a time card.
- the information generated in the process of the various smart cards can be directly displayed on the screen of the mobile phone, and the user Mil moves the mobile phone.
- the radio frequency SIM card When the radio frequency SIM card is used as a smart card such as a bus pass card, an access pass card, a credit card, a micro payment card, a time card, etc., in order to avoid misreading card operations and misreading card operations, the mobile communication of the radio frequency SIM card is installed.
- the distance that the terminal leaves the reader that is, the effective communication distance of the radio, must be limited to a certain range.
- the radio frequency transceiver power of the radio frequency SIM card is constant, the radio frequency effective communication distance is affected by the shielding effect of the mobile communication terminal.
- the shielding effect of the mobile communication terminal is mainly determined by the material and manufacturing process of the outer casing.
- the radio frequency transceiver power of the radio frequency SI card is determined by its set radio frequency parameter.
- radio frequency effective communication distance For a radio frequency SIM card with radio frequency transceiver power, if the radio frequency SIM card is installed in a mobile communication terminal with poor shielding effect, the radio frequency effective communication distance will be relatively long, and some can even reach about 1 meter, which is easy to cause misreading. Card and misreading card; If the radio frequency SIM card is installed in a mobile communication terminal with good shielding effect, the radio frequency effective communication distance is very close, and some even cannot transmit and receive radio frequency signals at all, resulting in no card reading phenomenon.
- the user In order to avoid the above-mentioned drawbacks, the user must re-calibrate the radio frequency transceiver power of the radio frequency SIM card to the service network before using the radio frequency SIM card or when replacing the mobile communication terminal, that is, the radio frequency effective communication of the mobile communication terminal with the radio frequency SIM card installed.
- the distance is re-corrected, and the proofreading process is complicated, which causes great inconvenience to the user.
- users often need to replace mobile communication terminals, so that the radio frequency SIM card can automatically change its radio frequency parameter settings according to different mobile communication terminals, so that the radio frequency SIM card is installed in different mobile communication terminals. It is particularly important to have roughly the same RF effective communication distance.
- the technical problem to be solved by the present invention is to avoid the deficiencies of the prior art and propose a method for automatically adjusting the effective communication distance of the radio frequency SIM card by using the short message.
- the method uses the mobile communication short message server as the radio frequency parameter of the mobile communication terminal.
- the database provides a large storage space, and the radio frequency parameters of the radio frequency SIM card are set according to the IMEI number of the mobile communication terminal, so that different mobile communication terminals installed with the radio frequency SIM card have substantially the same radio frequency effective communication distance.
- the IMEI is an abbreviation of International Mobi le Equipment Identification Number, and each mobile communication terminal has its own unique corresponding IMEI number.
- the technical problem of the present invention can be achieved by adopting the following technical solutions.
- the radio frequency SIM card comprising a central processing unit CPU, and the central processing unit a radio frequency SIM card memory electrically connected by the CPU, a radio frequency transceiver circuit and an interface circuit, and a radio frequency transceiver antenna electrically connected to the radio frequency transceiver circuit; the interface circuit is used for moving The communication terminal is connected; the radio frequency transceiver circuit determines the radio frequency transceiving power according to the radio frequency parameter, and further determines the communication distance of the radio frequency signal; in particular, the method includes the following steps:
- the mobile communication short message network server searches the radio frequency parameter corresponding database of the mobile communication terminal for the radio frequency parameter corresponding to the type of the mobile communication terminal, and returns the search result data to the mobile communication terminal by using the short message;
- the radio frequency SIM card if the search result data is radio frequency parameter data, the radio frequency SIM card enables the radio frequency parameter; otherwise, prompting the user to perform radio frequency parameter proofreading .
- steps B to D further include the following respective sub-steps:
- the radio frequency SIM card is powered on, the radio frequency transceiver circuit is disconnected, and the radio frequency function of the radio frequency SIM card is turned off;
- the radio frequency SIM card issues an active STK command, and reads an IMEI number of the current mobile communication terminal on which the radio frequency SIM card is installed;
- step B3 Comparing the IMEI number of the current mobile communication terminal read in step B2 with the number of the default mobile communication terminal IMEI stored in the radio frequency SIM card memory, if the IMEI number of the current mobile communication terminal and the IMEI of the default mobile communication terminal If the number is the same, the following step D2 is directly performed; if the IMEI number of the current mobile communication terminal is different from the default mobile communication terminal IMEI number, the IMEI number data of the current mobile communication terminal is sent to the mobile communication short message network server through the short message, and Perform the following sub-steps C1 to C2, and D1 to D2;
- the mobile communication short message network server After receiving the short information including the IMEI number data of the current mobile communication terminal, the mobile communication short message network server searches for the IMEI number of the current mobile communication terminal in the radio frequency parameter database of the mobile communication terminal;
- the radio frequency parameter data corresponding to the type of the mobile communication terminal is used as the search result data to reply to the short message.
- the mobile communication terminal if the IMEI number of the current mobile communication terminal is not found in the radio frequency parameter correspondence database of the mobile communication terminal, the "prompted user" data is returned as the search result data to the mobile communication terminal through the short message.
- the radio frequency parameter is set as the default radio frequency parameter of the radio frequency SIM card, and the IMEI number of the current mobile communication terminal is set as the IMEI number of the default mobile communication terminal, and is stored in the radio frequency SIM card memory. , performing step D2;
- the mobile communication terminal prompts the user to perform radio frequency parameter proofreading and directly terminates step D.
- the above sub-step B2 further includes the following steps:
- the radio frequency SIM card issues an active STK command
- the radio frequency signal transmitted and received by the radio frequency SIM card includes signals operating in the ultra high frequency SHF band, the very high frequency VHF band or the ultra high frequency UHF band.
- the radio frequency SIM card is suitable for short-range wireless communication, including bus travel card wireless communication, access control card wireless communication, and electronic wallet wireless communication.
- the invention provides a huge storage space for the radio frequency parameter database of the mobile communication terminal by using the mobile communication network server, so that the radio frequency parameter database of the mobile communication terminal covers almost all types of mobile communication terminals and their corresponding radio frequency parameters; when replacing the mobile communication terminal device
- the method automatically updates the radio frequency parameters of the radio frequency SIM card, so that different mobile communication terminals installed with the radio frequency SIM card have substantially the same radio frequency communication distance, thereby effectively avoiding misreading cards, misreading cards, and not reading cards.
- the phenomenon is convenient for the user to use.
- FIG. 1 is a schematic diagram of an application environment of the radio frequency SIM card according to the method for automatically adjusting an effective communication distance of a radio frequency SIM card by using a short message;
- FIG. 2 is a schematic diagram of data communication in a preferred embodiment of the present invention.
- FIG. 3 is a schematic diagram of an electrical principle of a radio frequency SIM card according to a preferred embodiment of the present invention.
- FIG. 4 is a schematic flow chart of automatically adjusting a radio frequency effective communication distance of a radio frequency SIM card according to a preferred embodiment of the present invention
- FIG. 5 is a schematic diagram of a process flow after the mobile communication network server receives the IMEI number of the current mobile communication terminal according to a preferred embodiment of the present invention
- FIG. 6 is a flow chart of reading a mobile communication terminal ⁇ number by a radio frequency SIM card according to a preferred embodiment of the present invention
- FIG. 7 is a schematic diagram of a radio frequency parameter database of a mobile communication terminal according to a preferred embodiment of the present invention
- Figure 8 is a diagram showing the coding rules of the IMEI number according to the present invention. detailed description
- the present invention relates to a method for automatically adjusting an effective communication distance of a radio frequency SIM card by using a short message.
- the application environment of the radio frequency SIM card is as shown in FIG. 1 and FIG. 2, and the radio frequency SIM card 200 is loaded into the mobile communication terminal 100.
- the radio frequency SIM card 200 and the radio frequency card reader 300 exchange data by using the radio frequency transceiver circuit, the radio frequency transceiver antenna, and the radio frequency reader 206. As shown in FIG.
- the radio frequency SIM card 200 further includes a central processing unit CPU 201, and The radio frequency SIM card memory 202, the radio frequency transceiver circuit 204 and the interface circuit 203 electrically connected to the central processing unit CPU 201, and the radio frequency transceiver antenna 205 electrically connected to the radio frequency transceiver circuit 204; the interface circuit 204 is used for connecting with the mobile communication terminal;
- the radio frequency transceiver circuit 204 determines the radio frequency transceiving power according to the radio frequency parameter, and further determines the communication distance of the radio frequency signal; in particular, the method includes the following steps:
- the mobile communication short message network server searches for a radio frequency parameter corresponding to the type of the mobile communication terminal in a radio frequency parameter correspondence database of the mobile communication terminal, and returns the search result data to the shift through the short message.
- the radio frequency SIM card if the search result data is radio frequency parameter data, the radio frequency SIM card enables the radio frequency parameter; otherwise, prompting the user to perform radio frequency parameter proofreading .
- the radio frequency parameter database of the mobile communication terminal includes the model of the mobile communication terminal, the IMEI number of the mobile communication terminal, and the radio frequency parameter that needs to be set when the mobile communication terminal uses the radio frequency S card, according to
- the IMEI number of the mobile communication terminal can uniquely determine the model of the mobile communication terminal and the radio frequency parameters to be set.
- the IMEI number usually has 15 digits, including a 6-digit device approved model, 2 final devices, which are simply referred to as equipment numbers, a 6-digit serial number, and a 1-digit spare code. Since a mobile communication terminal has only a unique IMEI number, the model and manufacturer of the mobile communication terminal can be uniquely determined by the IMEI number.
- the mobile communication terminal radio frequency parameter database is stored in the mobile communication short message network server 400.
- the radio frequency signal transmitted and received by the radio frequency SIM card includes signals operating in the ultra high frequency SHF band, the very high frequency VHF band or the ultra high frequency UHF band.
- the radio frequency parameter database of the mobile communication terminal of the present invention covers the radio frequency parameters of the radio frequency SIM cards of all the mobile communication terminals, and the uniqueness of the IMEI number of the mobile communication terminal determines that each mobile communication terminal needs to be set when using the radio frequency SIM card.
- the radio frequency parameter is used by the mobile communication terminal 100 to find the radio frequency parameter of the mobile communication terminal 100 where the radio frequency SIM card 200 is located by using the short message to find the radio frequency parameter database of the mobile communication terminal, and determine the radio frequency transceiving power, thereby controlling the radio frequency effective communication distance.
- the radio frequency effective communication distances of different types of mobile communication terminals are substantially the same, and the phenomenon of misreading cards, misreading cards and not reading cards is effectively avoided.
- the preferred embodiment of the present invention completes the above steps B to D by the following specific steps:
- Steps 501 and 502 shown in FIG. 4 the radio frequency SIM card is powered on, the radio frequency transceiver circuit is disconnected, and the radio frequency function of the radio frequency SIM card is turned off;
- Step 503 shown in FIG. 4 the radio frequency SIM card issues an active STK command, and reads an IMEI number of the current mobile communication terminal on which the radio frequency SIM card is installed;
- step 504 shown in FIG. 4 comparing the IMEI number of the current mobile communication terminal read in step B2 with the number of the default mobile communication terminal IMEI stored in the radio frequency SIM card memory, if the IMEI of the current mobile communication terminal The number is the same as the IMEI number of the default mobile communication terminal, and the following step D2 is performed directly; if the IMEI number of the current mobile communication terminal is different from the default mobile communication terminal IMEI number, that is, as shown in FIG. Step 505, the current mobile communication terminal's IMEI number data is sent to the mobile communication short message network server through the short message, and sequentially performs the following sub-steps C1 to C2, and Di to D2;
- step 601 and step 602 shown in FIG. 5 after receiving the short information including the IMEI number data of the current mobile communication terminal, the mobile communication short message network server searches for the current in the radio frequency parameter database of the mobile communication terminal.
- the radio frequency parameter data corresponding to the mobile communication terminal type is used as the search result data to reply through the short message. Giving the mobile communication terminal; if the IMEI number of the current mobile communication terminal is not found in the radio frequency parameter correspondence database of the mobile communication terminal, step 604 is performed as shown in FIG. 5, and the "prompted user" data is used as the search result data to pass the short message. Replying to the mobile communication terminal.
- Steps 506 and 507 shown in FIG. 4 are used to analyze the search result data received by the mobile communication terminal under the control of the radio frequency SIM card central processing unit CPU;
- the radio frequency parameter is set as the default radio frequency parameter of the radio frequency SIM card, and the IMEI number of the current mobile communication terminal is set as the default mobile communication terminal.
- IMEI number and stored in the radio frequency SIM card memory, perform step D2;
- step 508 the mobile communication terminal prompts the user to perform radio frequency parameter proofreading and directly terminates step D.
- Step 511 shown in Figure 4 enable the default RF parameters, connect the RF transceiver circuit of the RF SIM card, and release the RF function of the RF SIM card.
- the RF SIM card works normally.
- step B2 further includes the following steps:
- Step 701 shown in Figure 6 the radio frequency SIM card issues an active STK command
- step 702 shown in FIG. 6, it is judged whether the command FETCH is received; if it is received, steps B2-3 and B2-4 are sequentially executed; if not, step 704 is executed, and the program is executed according to other commands;
- step 703 shown in FIG. 6 sends a STK command PROVIDE LOCAL INFORMATION to the mobile communication terminal, and reads the IMEI number of the mobile communication terminal;
- step 705 shown in Fig. 6, after reading the IMEI number of the mobile communication terminal, the status word SW 9000 is returned.
- step D1 of the preferred embodiment of the present invention the user is prompted to perform radio frequency parameter calibration, and the STK instruction DISPLAYTEXT is sent through the radio frequency SIM card to complete the display of the prompt information.
- the method for automatically adjusting the effective communication distance of a radio frequency SIM card by using short information by using the short message The network server provides a large storage space for the radio frequency parameter database of the mobile communication terminal, so that the radio frequency parameter database of the mobile communication terminal covers almost all types of mobile communication terminals and their corresponding radio frequency parameters; when replacing the mobile communication terminal device, the method enables The radio frequency parameters of the radio frequency SIM card are automatically updated, so that different mobile communication terminals equipped with the radio frequency SIM card have substantially the same radio frequency communication distance, thereby effectively avoiding the phenomenon of misreading cards, misreading cards and not reading cards, which is convenient. User's use.
Description
技术领域
本发明涉及内置于移动通信终端并带有射频收发接口的 SIM卡的射频信号强度控制 方法， 特别是涉及根据各该移动通信终端的结构类型来控制射频信号强度， 以使得所述各终 端的射频有效通信距离大致相同的方法。 背景技术
现有移动通信系统的用户身份模块 Subscriber Identity Model , 简称 SIM卡， 作为移 动通信终端的用户识别装置被广泛应用。 随着科学技术发展， 通过各种方法在普通移动通信 终端的 SIM卡卡体内增加各种智能电路模块， 使经过所述改造的 SIM卡除了有基本的 SIM卡 功能外， 还有其它更加贴近于生活的功能， 射频 SIM卡就是其中一例。
所述射频 SIM卡是有射频无线通信功能的 SIM卡， 包括卡体和卡体内的集成电路。 所述 卡体上设置可与移动电话 SIM卡座匹配的接口， 所述卡内的集成电路包括中央处理器 CPU、 与该中央处理器 CPU电连接的射频 SIM卡存储器、 射频收发电路和接口电路， 以及与射频收 发电路电连接的射频收发天线。 借助接口电路和射频 SIM卡体上的接口， 所述射频 SIM卡与 移动通信终端电连接。 所述射频 SIM卡能够与移动通信终端通信以实现常规 SIM卡的标准功 能， 同时也能通过射频收发电路和射频收发天线在短距离内与配套的外围处理装置通信。 上 述通信内容和过程由该射频 SIM卡内的中央处理器 CPU具体处理，必要时所述中央处理器 CPU 通过移动通信终端 SIM卡座上的数据线、 按照标准协议向移动通信终端发送指令去控制该移 动通信终端的屏幕显示和键盘输入。所述射频 SIM卡的 SIM卡开发工具包 SIM Card Tool Kit, 简称 STK技术， 通过固化在该射频 SIM卡中的小型编程软件实现， 为射频 SIM卡的增值业务 提供一个简单易操作的开发平台。 所述 STK技术的贡献使射频 SIM卡中设计功能丰富、 操作 简单的菜单成为可能， 用户可以通过可视化、 交互式的手段对射频 SIM卡进行数据输入和菜 单操作。 所述射频 SIM卡多用于移动电话， 除具备常规 SIM卡的所有功能， 还可让移动电话 兼有诸如公交乘车卡、 门禁通行卡、 信用卡、 小额支付卡、 考勤卡等智能卡的功能， 而且所述 各种智能卡個过程中产生的信息能直接在移动电话的屏幕上显示， 用户 Mil移动电
话的键盘来完成各项操作。
当所述射频 SIM卡作为公交乘车卡、 门禁通行卡、 信用卡、 小额支付卡、 考勤卡 等智能卡使用时， 为了避免误读卡操作和错读卡操作， 安装该射频 SIM卡的移动通信 终端离开读卡器的距离， 即射频有效通信距离， 必须限制在一定范围内。 在射频 SIM 卡的射频收发功率一定的情况下， 所述射频有效通信距离受移动通信终端的屏蔽效果 影响。 所述移动通信终端的屏蔽效果主要由其外壳的材质和制造工艺决定。 所述射频 SI 卡的射频收发功率由其设定的射频参数决定。 对于一张设定了射频收发功率的射 频 SIM卡， 如果该射频 SIM卡安装在屏蔽效果差的移动通信终端中， 其射频有效通信 距离会比较远， 有的甚至可以达到 1米左右， 容易造成误读卡和错读卡； 如果所述射 频 SIM卡安装在屏蔽效果好的移动通信终端中， 其射频有效通信距离就很近， 有的甚 至根本不能收发射频信号， 造成不读卡现象。 为避免发生上述弊病， 用户在使用射频 SIM卡之前或者更换移动通信终端时， 必须到服务网点对射频 SIM卡的射频收发功率 重新校对， 即对安装有射频 SIM卡的移动通信终端的射频有效通信距离重新校对， 该 校对过程较为复杂， 给用户的使用造成极大不便。 随着人民生活水平的提高， 用户需 要更换移动通信终端的情况经常出现， 因此使射频 SIM卡能够自动根据不同移动通信 终端而改变其射频参数设置， 使该射频 SIM卡安装在不同的移动通信终端内都有大致 相同的射频有效通信距离将显得格外重要。 发明内容
本发明要解决的技术问题在于避免现有技术的不足之处而提出一种通过短信息 .自动调整射频 SIM卡有效通信距离的方法， 所述方法借助移动通信短信息服务器为移 动通信终端射频参数数据库提供庞大的存储空间， 根据移动通信终端的 IMEI 号码设 置射频 SIM卡的射频参数， 使安装有射频 SIM卡的不同移动通信终端有大致相同的射 频有效通信距离。所述 IMEI是移动通信国际识别码 International Mobi le Equipment Ident ificat ion Number 的英文缩写， 每一台移动通信终端都有其各自唯一对应的 IMEI号码。
本发明解决所述技术问题可以通过采用以下技术方案来实现. - 实施一种通过短信息自动调整射频 SIM卡有效通信距离的方法， 所述射频 SIM卡 包括中央处理器 CPU, 与该中央处理器 CPU电连接的射频 SIM卡存储器、 射频收发电 路和接口电路， 以及与射频收发电路电连接的射频收发天线； 所述接口电路用于与移
动通信终端连接； 所述射频收发电路根据射频参数确定射频收发功率， 进而确定射频 信号的通信距离； 尤其是所述方法包括如下步骤：
A. 通过试验确定各种结构类型的移动通信终端与其使用射频 SIM卡时需要设定 的射频参数之间的对应关系， 并在移动通信短信息网络服务器中建立移动通信终端射 频参数数据库；
B. 在所述射频 SIM卡的中央处理器 CPU控制下， 读取安装了所述射频 SIM卡的 移动通信终端的 IMEI 号码， 确定该移动通信终端的类型； 所述移动通信终端将自身 移动通信终端的类型数据通过短信息发送到移动通信短信息网络服务器；
C. 所述移动通信短信息网络服务器在移动通信终端射频参数对应数据库中查找 所述移动通信终端类型对应的射频参数并将査找结果数据通过短信息回复给所述移 动通信终端；
D. 在所述射频 SIM卡的中央处理器 CPU控制下分析收到的查找结果数据， 如果 査找结果数据是射频参数数据， 所述射频 SIM卡启用该射频参数； 否则， 提示用户进 行射频参数校对。
具体地， 步骤 B至步骤 D还分别包括如下各自的分步骤：
B1. 所述射频 SIM卡上电初始化， 断开射频收发电路， 关闭射频 SIM卡的射频功 能；
B2. 所述射频 SIM卡发出主动式 STK命令， 读取安装了该射频 SIM卡的当前移动 通信终端的 IMEI号码；
B3. 将分步骤 B2读取的当前移动通信终端的 IMEI号码与所述射频 SIM卡存储器 内存储的默认移动通信终端 IMEI的号码比较， 如果当前移动通信终端的 IMEI号码与 默认移动通信终端的 IMEI号码相同， 直接执行以下分步骤 D2; 如果当前移动通信终 端的 IMEI号码与默认移动通信终端 IMEI号码不同， 将当前移动通信终端的 IMEI号 码数据通过短信息发送到移动通信短信息网络服务器， 并依次执行以下分步骤 C1 至 C2, 以及 D1至 D2;
C1. 所述移动通信短信息网络服务器在收到包含当前移动通信终端的 IMEI 号码 数据的短信息后， 在所述移动通信终端射频参数数据库中査找当前移动通信终端的 IMEI号码；
C2. 如果在所述移动通信终端射频参数数据库中找到了当前移动通信终端的 IMEI 号 码， 将该移动通信终端类型对应的射频参数数据作为查找结果数据通过短信息回复给
所述移动通信终端； 如果在所述移动通信终端射频参数对应数据库中没有找到当前移动通 信终端的 IMEI号码， 将 "提示用户"数据作为査找结果数据通过短信息回复给所述移 动通信终端。 -
D1. 在射频 SIM卡中央处理器 CPU控制下， 分析移动通信终端收到的査找结果数 据；
如果该查找结果数据是射频参数数据， 将该射频参数设置为射频 SIM卡的默认射 频参数，同时将当前移动通信终端的 IMEI号码设置为默认移动通信终端的 IMEI号码， 并存入射频 SIM卡存储器， 执行分步骤 D2;
如果所述查找结果数据是 "提示用户"数据， 所述移动通信终端提示用户进行射 频参数校对， 并直接终止步骤 D。
D2. 启用默认射频参数， 接通射频 SIM卡的射频收发电路， 幵放射频 SIM卡的射 频功能， 射频 SIM卡正常工作。
上述分步骤 B2更进一步包括如下步骤：
B2- 1. 所述射频 SIM卡发出主动式 STK命令；
B2-2. 判断是否收到命令 FETCH; 如果收到， 顺序执行步骤 B2— 3和 B2— 4; 如 果没有收到， 则按其它命令运行程序；
B2-3. 发送 STK命令 PROVIDE LOCAL INFORMATION给移动通信终端， 读取该移 动通信终端的 IMEI号码；
B2-4. 返回状态字 SW=9000。
所述射频 SIM卡收发的射频信号包括工作在超高频 SHF频段、 甚高频 VHF频段或 者特高频 UHF频段的信号。 所述射频 SIM卡适用于近距离无线 通信， 包括公交乘车 卡无线通信、 门禁通行卡无线通信和电子钱包无线通信。
同现有技术相比较， 本发明 "通过短信息自动调整射频 SIM卡有效通信距离的方 法" 的有益技术效果在于：
本发明借助移动通信网络服务器为移动通信终端射频参数数据库提供庞大的存 储空间， 令所述移动通信终端射频参数数据库涵盖几乎所有移动通信终端类型及其对 应的射频参数； 在更换移动通信终端设备时， 所述方法使射频 SIM卡的射频参数自动 更新， 从而令安装了射频 SIM卡的不同移动通信终端有大致相同的射频通信距离， 有 效地避免了出现误读卡、 错读卡和不读卡的现象， 方便了用户的使用。
附图说明
图 1是本发明 "通过短信息自动调整射频 SIM卡有效通信距离的方法"所述射频 SIM卡应用环境示意图；
图 2是本发明优选实施例数据通信示意图；
图 3是本发明优选实施例所述射频 SIM卡电原理示意图；
图 4是本发明优选实施例射频 SIM卡自动调整射频有效通信距离的流程示意图； 图 5是本发明优选实施例所述移动通信网络服务器收到当前移动通信终端 IMEI 号码后的处理流程示意图；
图 6是本发明优选实施例所述射频 SIM卡读取移动通信终端 ΪΜΕΙ号码的流程图； 图 7是本发明优选实施例的移动通信终端射频参数数据库的示意图；
图 8是本发明所述 IMEI号码的编码规则示意图。 具体实施方式
以下结合附图所示优选实施例作进一步详述。
本发明涉及一种通过短信息自动调整射频 SIM卡有效通信距离的方法， 所述射频 SIM卡的应用环境如图 1和图 2所示，所述射频 SIM卡 200装入移动通信终端 100中， 借助射频收发电路、 射频收发天线和射频读写器 206， 射频 SIM卡 200与射频读卡器 300进行数据交换； 如图 3所示， 所述射频 SIM卡 200还包括中央处理器 CPU201 , 与 该中央处理器 CPU201电连接的射频 SIM卡存储器 202、射频收发电路 204和接口电路 203, 以及与射频收发电路 204电连接的射频收发天线 205; 所述接口电路 204用于与 移动通信终端连接； 所述射频收发电路 204根据射频参数确定射频收发功率， 进而确 定射频信号的通信距离； 尤其是所述方法包括如下步骤：
A. 通过试验确定各种结构类型的移动通信终端与其使用射频 SIM卡时需要设定 的射频参数之间的对应关系， 并在移动通信短信息网络服务器中建立移动通信终端射 频参数数据库；
B. 在所述射频 SIM卡的中央处理器 CPU控制下， 读取安装了所述射频 SIM卡的 移动通信终端的 IMEI 号码， 确定该移动通信终端的类型 ,· 所述移动通信终端将自身 移动通信终端的类型数据通过短信息发送到移动通信短信息网络服务器；
C. 所述移动通信短信息网络服务器在移动通信终端射频参数对应数据库中查找 所述移动通信终端类型对应的射频参数并将査找结果数据通过短信息回复给所述移
动通信终端；
D. 在所述射频 SIM卡的中央处理器 CPU控制下分析收到的査找结果数据， 如果 查找结果数据是射频参数数据， 所述射频 SIM卡启用该射频参数； 否则， 提示用户进 行射频参数校对。
如图 7所示， 本发明优选实施例所述移动通信终端射频参数数据库包括移动通信 终端的型号、 移动通信终端的 IMEI号码和该移动通信终端使用射频 S 卡时需要设 定的射频参数， 根据移动通信终端的 IMEI 号码就可以唯一的确定该移动通信终端的 型号和需要设定的射频参数。 如图 8所示， 所述 IMEI号码通常有 15位， 包括 6位设 备核准型号、 2位简称为装备号的最后装配号码、 6位序列号和 1位备用码。 由于一 台移动通信终端只有唯一的 IMEI号码， 所以通过 IMEI号码可以唯一地确定该移动通 信终端的型号和生产厂家。 如图 2所示， 所述将移动通信终端射频参数数据库存储在 移动通信短信息网络服务器 400内。
所述射频 SIM卡收发的射频信号包括工作在超高频 SHF频段、 甚高频 VHF频段或 者特高频 UHF频段的信号。
本发明所述移动通信终端射频参数数据库涵盖几乎所有移动通信终端各自的射 频 SIM卡的射频参数， 借助移动通信终端的 IMEI号码的唯一性， 确定各移动通信终 端使用射频 SIM卡时各自需要设定的射频参数， 所述移动通信终端 100采用通过短信 息査找所述移动通信终端射频参数数据库的方法找到射频 SIM卡 200所在移动通信终 端 100的射频参数， 确定射频收发功率， 从而控制射频有效通信距离， 使不同型号的 移动通信终端的射频有效通信距离大致相同， 有效不避免误读卡、 错读卡和不读卡的 现象。
如图 4和图 5所示，本发明优选实施例通过如下具体分步骤完成上述步骤 B至 D:
B1. 即图 4所示步骤 501和 502， 所述射频 SIM卡上电初始化， 断幵射频收发电 路， 关闭射频 SIM卡的射频功能；
B2. 即图 4所示步骤 503， 所述射频 SIM卡发出主动式 STK命令， 读取安装了该 射频 SIM卡的当前移动通信终端的 IMEI号码；
B3. 即图 4所示步骤 504， 将分步骤 B2读取的当前移动通信终端的 IMEI号码与 所述射频 SIM卡存储器内存储的默认移动通信终端 IMEI的号码比较， 如果当前移动 通信终端的 IMEI号码与默认移动通信终端的 IMEI号码相同，直接以下执行分步骤 D2; 如果当前移动通信终端的 IMEI号码与默认移动通信终端 IMEI号码不同， 即图 4所示
步骤 505,将当前移动通信终端的 IMEI号码数据通过短信息发送到移动通信短信息网 络服务器， 并依次执行以下分步骤 C1至 C2, 以及 Di至 D2;
C1. 即图 5所示步骤 601和步骤 602， 所述移动通信短信息网络服务器在收到包 含当前移动通信终端的 IMEI 号码数据的短信息后， 在所述移动通信终端射频参数数 据库中查找当前移动通信终端的 IMEI号码；
C2. 如果在所述移动通信终端射频参数数据库中找到了当前移动通信终端的 IMEI 号 码， 如图 5所示步骤 603， 将该移动通信终端类型对应的射频参数数据作为査找结果数 据通过短信息回复给所述移动通信终端； 如果在所述移动通信终端射频参数对应数据库 中没有找到当前移动通信终端的 IMEI号码， 如图 5所述步骤 604， 将"提示用户"数据作 为查找结果数据通过短信息回复给所述移动通信终端。
D1. 即图 4所示步骤 506和 507， 在射频 SIM卡中央处理器 CPU控制下， 分析移 动通信终端收到的查找结果数据；
如果该査找结果数据是射频参数数据， 如图 4所示步骤 509和 510， 将该射频参 数设置为射频 SIM卡的默认射频参数， 同时将当前移动通信终端的 IMEI号码设置为 默认移动通信终端的 IMEI号码， 并存入射频 SIM卡存储器， 执行分步骤 D2;
如果所述查找结果数据是 "提示用户"数据， 如图所示步骤 508所示， 所述移动 通信终端提示用户进行射频参数校对， 并直接终止步骤 D。
D2. 即图 4所示步骤 511， 启用默认射频参数， 接通射频 SIM卡的射频收发电路， 幵放射频 SIM卡的射频功能， 射频 SIM卡正常工作。
如图 6所示， 分步骤 B2更进一步包括如下步骤：
B2- 1. 即图 6所示步骤 701 , 所述射频 SIM卡发出主动式 STK命令； .
B2-2. 即图 6所示步骤 702， 判断是否收到命令 FETCH; 如果收到， 顺序执行步 骤 B2— 3和 B2—4; 如果没有收到， 则执行步骤 704, 按其它命令运行程序；
B2-3. 即图 6所示步骤 703, 发送 STK命令 PROVIDE LOCAL INFORMATION给移动 通信终端， 读取该移动通信终端的 IMEI号码；
B2— 4. 即图 6所示步骤 705, 在读取所述移动通信终端的 IMEI号码后， 返回状 态字 SW=9000。
本发明优选实施例步骤 D1所述提示用户进行射频参数校对， 是通过射频 SIM卡 发送 STK指令 DISPLAYTEXT, 完成提示信息的显示。
本发明所述通过短信息自动调整射频 SIM卡有效通信距离的方法， 借助移动通信
网络服务器为移动通信终端射频参数数据库提供庞大的存储空间， 令所述移动通信终 端射频参数数据库涵盖几乎所有移动通信终端类型及其对应的射频参数； 在更换移动 通信终端设备时，所述方法使射频 SIM卡的射频参数自动更新，从而令安装了射频 SIM 卡的不同移动通信终端有大致相同的射频通信距离， 有效地避免了出现误读卡、 错读 卡和不读卡的现象， 方便了用户的使用。
Claims
1.一种通过短信息自动调整射频 SIM卡有效通信距离的方法， 所述射频 SIM卡包括中央 处理器 CPU, 与该中央处理器 CPU电连接的射频 SIM卡存储器、 射频收发电路和接口电路， 以及与射频收发电路电连接的射频收发天线； 所述接口电路用于与移动通信终端连接； 所述 射频收发电路根据射频参数确定射频收发功率， 进而确定射频信号的通信距离； 其特征在于 所述方法包括如下步骤：
A. 通过试验确定各种结构类型的移动通信终端与其使用射频 SIM卡时需要设定的射频 参数之间的对应关系，并在移动通信短信息网络服务器中建立移动通信终端射频参数数据库；
B. 在所述射频 SIM卡的中央处理器 CPU控制下，读取安装了所述射频 SIM卡的移动通信 终端的 IMEI号码， 确定该移动通信终端的类型； 所述移动通信终端将自身移动通信终端的类 型数据通过短信息发送到移动通信短信息网络服务器；
C. 所述移动通信短信息网络服务器在移动通信终端射频参数对应数据库中查找所述移 动通信终端类型对应的射频参数并将査找结果数据通过短信息回复给所述移动通信终端；
D. 在所述射频 SIM卡的中央处理器 CPU控制下分析收到的查找结果数据，如果査找结果 数据是射频参数数据， 所述射频 SIM卡启用该射频参数； 否则， 提示用户进行射频参数校对。
2. 根据权利要求 1所述的通过短信息自动调整射频 SIM卡有效通信距离的方法， 其特征 在于：
步骤 B至步骤 D还分别包括如下各自的分步骤：
B1. 所述射频 SIM卡上电初始化， 断幵射频收发电路， 关闭射频 SIM卡的射频功能； B2. 所述射频 SIM卡发出主动式 STK命令， 读取安装了该射频 SIM卡的当前移动通信终 端的 IMEI号码；
B3. 将分步骤 B2读取的当前移动通信终端的 IMEI号码与所述射频 SIM卡存储器内存储 的默认移动通信终端 IMEI的号码比较， 如果当前移动通信终端的 IMEI号码与默认移动通信 终端的 IMEI号码相同， 直接执行以下分步骤 D2; 如果当前移动通信终端的 IMEI号码与默认 移动通信终端 IMEI号码不同， 将当前移动通信终端的 IMEI号码数据通过短信息发送到移动 通信短信息网络服务器， 并依次执行以下分步骤 C1至 C2， 以及 D1至 D2;
C1. 所述移动通信短信息网络服务器在收到包含当前移动通信终端的 IMEI号码数据的短 信息后， 在所述移动通信终端射频参数数据库中查找当前移动通信终端的 IMEI号码；
C2. 如果在所述移动通信终端射频参数数据库中找到了当前移动通信终端的 IMEI号码， 将该 移动通信终端类型对应的射频参数数据作为査找结果数据通过短信息回复给所述移动通信终
端； 如果在所述移动通信终端射频参数对应数据库中没有找到当前移动通信终端的 IMEI号码， 将 "提示用户 "数据作为查找结果数据通过短信息回复给所述移动通信终端。
D1. 在射频 SIM卡中央处理器 CPU控制下， 分析移动通信终端收到的查找结果数据； 如果该查找结果数据是射频参数数据，将该射频参数设置为射频 SIM卡的默认射频参数， 同时将当前移动通信终端的 IMEI号码设置为默认移动通信终端的 IMEI号码，并存入射频 SIM 卡存储器， 执行分步骤 D2;
如果所述查找结果数据是 "提示用户"数据， 所述移动通信终端提示用户进行射频参数 校对， 并直接终止步骤1)。
D2. 启用默认射频参数， 接通射频 SIM卡的射频收发电路， 开放射频 SIM卡的射频功能， 射频 SIM卡正常工作。
3. 根据权利要求 2所述的通过短信息自动调整射频 SIM卡有效通信距离的方法， 其特征 在于：
分步骤 B2更进一步包括如下步骤-
B2- 1. 所述射频 SIM卡发出主动式 STK命令；
B2-2. 判断是否收到命令 FETCH; 如果收到， 顺序执行步骤 B2— 3和 B2— 4; 如果没有 收到， 则按其它命令运行程序；
B2-3. 发送 STK命令 PROVIDE LOCAL INFORMATION给移动通信终端， 读取该移动通信终 端的 IMEI号码；
B2-4. 返回状态字 SW=9000。
4. 根据权利要求 1所述的通过短信息自动调整射频 SIM卡有效通信距离的方法， 其特征 在于：
所述射频 SIM卡收发的射频信号包括工作在超高频 SHF频段、 甚高频 VHF频段或者特高 频 UHF频段的信号。
5. 根据权利要求 1所述的通过短信息自动调整射频 SIM卡有效通信距离的方法， 其特征 在于- 所述射频 SIM卡适用于近距离无线 通信， 包括公交乘车卡无线通信、 门禁通行卡无线通 信和电子钱包无线通信。
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| PCT/CN2008/001913 Continuation-In-Part WO2009140809A1 (zh) | 2007-10-30 | 2008-11-24 | 同时支持近距离和远距离通信的系统及方法 |
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| WO2009140811A1 true WO2009140811A1 (zh) | 2009-11-26 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8929805B2 (en) | 2007-10-30 | 2015-01-06 | Nationz Technologies Inc. | System, method, and device for radio frequency communication |
| CN101330684B (zh) * | 2008-05-19 | 2011-12-21 | 国民技术股份有限公司 | 基于射频sim卡控制其有效通信距离的方法 |
| CN101567937B (zh) * | 2009-03-06 | 2011-08-24 | 厦门盛华电子科技有限公司 | 一种基于手机射频sim卡的自动交换电子名片的方法 |
| CN102215050B (zh) * | 2010-04-02 | 2014-03-19 | 国民技术股份有限公司 | 一种带低频磁通信的射频sim卡冲突检测方法 |
| CN102572800A (zh) * | 2012-01-19 | 2012-07-11 | 重庆柯南商务信息咨询服务有限公司 | 一种基于stk技术进行sim卡自动读取终端imei信息的方法 |
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| US20060091200A1 (en) * | 2004-11-01 | 2006-05-04 | Inventec Appliances Corp. | Method and apparatus for integrating a mobile phone with a contactless IC card |
| CN1773528A (zh) * | 2004-11-12 | 2006-05-17 | 厦门盛华电子科技有限公司 | 带无线射频通信功能的手机智能卡及配套的外围处理装置 |
| KR20070047264A (ko) * | 2007-04-16 | 2007-05-04 | 주식회사 아이캐시 | 모바일 상거래용 휴대전화기에서 고객 비밀번호를 인증하고전달하는 핀 애플릿 |
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| CN100534237C (zh) * | 2004-12-30 | 2009-08-26 | 北京航空航天大学 | 一种通过sim卡支持电子钱包应用的移动终端 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060091200A1 (en) * | 2004-11-01 | 2006-05-04 | Inventec Appliances Corp. | Method and apparatus for integrating a mobile phone with a contactless IC card |
| CN1773528A (zh) * | 2004-11-12 | 2006-05-17 | 厦门盛华电子科技有限公司 | 带无线射频通信功能的手机智能卡及配套的外围处理装置 |
| KR20070047264A (ko) * | 2007-04-16 | 2007-05-04 | 주식회사 아이캐시 | 모바일 상거래용 휴대전화기에서 고객 비밀번호를 인증하고전달하는 핀 애플릿 |
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