CN100590989C - Near-field communication handset with multi-way switch interface and method of power supply and communication thereof - Google Patents

Near-field communication handset with multi-way switch interface and method of power supply and communication thereof Download PDF

Info

Publication number
CN100590989C
CN100590989C CN 200710036404 CN200710036404A CN100590989C CN 100590989 C CN100590989 C CN 100590989C CN 200710036404 CN200710036404 CN 200710036404 CN 200710036404 A CN200710036404 A CN 200710036404A CN 100590989 C CN100590989 C CN 100590989C
Authority
CN
China
Prior art keywords
circuit
interface
nfc
power supply
sim card
Prior art date
Application number
CN 200710036404
Other languages
Chinese (zh)
Other versions
CN101013903A (en
Inventor
刘以非
蔚 李
汪根荣
磊 沈
陈安新
Original Assignee
上海复旦微电子股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 上海复旦微电子股份有限公司 filed Critical 上海复旦微电子股份有限公司
Priority to CN 200710036404 priority Critical patent/CN100590989C/en
Publication of CN101013903A publication Critical patent/CN101013903A/en
Application granted granted Critical
Publication of CN100590989C publication Critical patent/CN100590989C/en

Links

Abstract

The invention relates to one near field communication cell phone with multiple path switch interface, which comprises power module, base band chip, SIM card and antenna and is characterized by the following: comprising NFC module composed of circuit connection inner control circuit and multi-path switch interface circuit; the said multiple switch interface circuit comprises power control circuit,regular interface circuit and double interface circuit. The invention provides one near field communication cell phone and its power and communication method with multiple switch interfaces.

Description

具有多路开关接口的近场通讯手机及其供电和通讯方法 NFC mobile phones and their power supply and communication method multiplexer interface

技术领域 FIELD

本发明涉及手机技术领域,它能使手机具备NFC (近场通讯)功能的同时,具有非常低的实现成本并不必对SIM卡进行硬件改造,实现NFC器件与SIM卡之间的通讯并支持NFC的掉电工作模式,从而将该类手机广泛地应用于非接触支付、门禁、防伪等多种应用领域。 Meanwhile, the invention relates to the field of mobile phone technology, which enables mobile phone with NFC (Near Field Communication) function, has a very low cost and without having to implement the SIM card hardware transformation, communication between the device and the SIM card and NFC support NFC down mode, so the class phones are widely used contactless payment, access control, security and other applications.

背景技术 Background technique

IC (集成电路)卡特别是非接触式IC (集成电路)卡经过十多年的发展, IC (Integrated Circuit) card in particular a non-contact IC (Integrated Circuit) card after ten years of development,

已深入现代生活的各个角落,被广泛应用于公交、门禁、小额电子支付等领域。 Has penetrated every corner of modern life, it is widely used in public transport, access control, electronic payment and so on. 近年来,在轨道交通、物流管理、物品防伪、身份识别等需求推动下, In recent years, rail transportation, logistics management, security items, identification and other requirements under the impetus

非接触式IC (集成电路)卡(或者电子标签)技术的不断进步,应用越来越普及,迫切需要各类非接触IC (集成电路)卡(或者电子标签)识别设备。 Advances in contactless IC (Integrated Circuit) card (or RFID) technology, more and more popular, the urgent need for all kinds of non-contact IC (Integrated Circuit) card (or RFID) identification device. 与此同时,手机经历20多年的迅速发展,已经几乎成为居民人手倶备的随身装置,普及率非常高,并且有向手机集成更多功能的趋势。 At the same time, the phone has experienced 20 years of rapid development, has almost become a portable device resident staff prepared Ju, penetration is very high, and there are more features integrated into the phone trend.

NFC (Near Field Communication近场通讯)是这几年飞速发展的一种新兴技术,由Sony、 Philips和Nokia提出,它使得两个电子设备直接可以进行短程的通讯,工作在13.56MHz频段,工作距离几个厘米。 NFC (Near Field Communication NFC) is an emerging technology in recent years of rapid development, proposed by Sony, Philips and Nokia, which allows two electronic devices can be directly short-range communications, work at 13.56MHz frequency range, working distance a few centimeters. NFC技术目标是电子设备之间的近距离通讯,主要实现三类功能:非接触IC卡片模拟功能;点对点数据通讯功能;读卡机功能。 NFC technology is a close communication between the target electronic device, to achieve three main functions: the noncontact IC card function analog; point to point data communication function; reader function. 典型的NFC手机除了NFC芯片本身完成非接触通讯的接口和协议之外,还需要额外的一颗安全芯片,用于通讯的安全管理(密钥管理和加密通讯)和NFC应用数据的存储,如图1所示。 Typical NFC mobile phone NFC chip itself, in addition to the completion of the non-contact communication interfaces and protocols, but also a need for additional security chip for storing security management communications (encryption key management and communications) and NFC application data, such as 1 shown in FIG. 该方案的成本较高,并且需要特别设计以实现手机掉电模式下的NFC功能,同时该安全芯片的存在也影响了移动服务商对该方案推广的积极性。 The high cost of the program, and require specially designed to enable NFC-enabled phones in the power-down mode, while the presence of the security chip also affects the mobile service provider of the program to promote the initiative. 有少数产品商为满足移动运营商的需求,提出了NFC器件与SIM卡芯片捆绑的模式,在NFC器件与SIM卡之间增加了一条连线,利用SIM卡的7816接口的C6引脚(原7816接口定义的EEPROM高压编程引脚,由于芯片设计技术的进 There are a few products business to meet the needs of mobile operators, device proposed NFC chip and SIM card bundled mode, between the NFC device and SIM card adds a connection using the SIM card C6 7816 interface pins (formerly the 7816 interface defines EEPROM programming high voltage pin, since the chip design technology into

5步,该引脚已失去作用)与NFC芯片连接,并定义一种单线通讯协议进行通 Step 5, the pin has been out of action) is connected to the NFC chip, and defines a single-wire communication protocol through

讯,如图2所示。 Information, as shown in FIG. 该方法可以吸引移动运营商推动NFC应用的积极性,但需要对SIM卡芯片和NFC芯片进行重新设计,改动成本较高。 This method can attract mobile operators are motivated by NFC applications, but the need for a SIM card and the NFC chip chip redesign, changes to higher costs.

发明内容 SUMMARY

本发明提供的一种具有多路开关接口的近场通讯手机及其供电和通讯方法,是一种低成本的NFC实现方法,解决了NFC应用与移动运营商捆绑(提供双7816接口以实现NPC器件与SIM卡之间的通讯功能)和手机掉电工作模式的问题。 The present invention provides a near field communication device and its power supply and a communication method having a multi-way switch interface, a low-cost implementation of NFC, NFC applications solve bundled with the mobile operator (7816 provide a dual interface for NPC communication between the device and SIM card) and the issue of power-down mode of the phone.

为了达到上述目的,本发明提供了一种具有多路开关接口的近场通讯手机,其包含电源模块、基带芯片、SIM卡和天线,其特点在于,包含与所述的电源模块、基带芯片、SIM卡和天线分别通过接口电路连接的NFC器件;所述的NFC器件包含电路连接的内部控制电路和多路开关接口电路;所述的多路开关接口电路包含电源控制电路、常规接口电路以及双路7816接口电路;所述的双路7816接口电路中的一路7816接口电路与所述的基带芯片3相连,另一路7816接口电路与所述的SIM卡4相连,通过双路7816接口电路的切换控制,可以实现模式一:基带芯片3与S頂卡4直接进行7816接口的连接,与NFC器件的内部电路102断开,即实现标准的手机SIM卡应用模式;也可以实现模式二:基带芯片3的7816接口断开,SIM卡4的7816接口与NFC器件的内部电路102连接,实现与S頂卡关联的非接触应用; To achieve the above object, the present invention provides a NFC mobile phone having a multi-way switch interface, which includes a power module, a baseband chip, SIM card, and an antenna, characterized in that, comprising a power module, baseband chip, SIM card and the antennas NFC device connected through the interface circuit; internal circuit comprises means connected to said NFC control circuit and multiplexer interface circuit; said multiplexer switch interface circuit comprising a power control circuit, an interface circuit, and the conventional bis channel interface circuit 7816; 7816 of the dual interface circuit 7816 all the way to the interface circuit and the baseband chip 3 is connected to an interface circuit 7816 connected to the other channel of the SIM card 4 via the interface circuit switching 7816 Dual control may be implemented mode 1: baseband chip 3 and S top card directly connected 7816 interface 4, disconnect the internal circuit 102 NFC device, i.e., to achieve a standard mobile phone SIM card application mode; may also be implemented mode 2: baseband chip OFF 7816 interfaces 3, 7816 the internal circuit 102 SIM card interface 4 is connected to the NFC device, non-contact application associated with the top card S; 所述的常规接口电路连接所述的NFC器件和所述的基带芯片(或其它手机主控芯片); The conventional interface circuit is connected to the NFC device and the baseband chip (cell phone or other controller chips);

所述的电源控制电路包含电源双向供电电路,以及分别通过开关连接所述电源双向供电电路的手机电池供电电路和天线感应能量供电电路,该电源控制电路可以根据对监测及手机的工作模式选择电池电源或天线感应电源给双向供电电路区域供电,该双向供电电路区域包括开关控制电路和NFC器件的部分工作电路以及SIM卡电路,这部分电路可在手机电池供电条件下工作,也可以在手机掉电模式下,通过天线感应获得的电源进行工作; Said power control circuit comprises a bi-directional power supply circuit, respectively, and connected via a switch circuit, and the battery powered mobile phone antenna power feeding circuit bidirectional inductive energy supply circuit, the power control circuit may be selected according to the operating mode of the monitoring cell phones and power or antenna inductive power supply to a bi-directional power supply circuit area supply, the bidirectional power supply circuit region includes a switch control circuit and the NFC device is part of the work circuit and SIM card circuit, this part of the circuit can be operated in mobile phone battery condition, it may be off the phone power down mode, the power supply operates by sensing antenna obtained;

所述的手机电池供电电路通过第一电源开关连接所述的电源双向供电电路(NFC器件的部分工作电路及SIM卡),包含电路连接的供电电路和监测电路;所述的供电电路连接所述的电源模块(该模块指手机电池经电源管理 The handset battery power supply circuit through the power supply circuit of the bidirectional (NFC circuit and part of the work device is a SIM card) connected to said first power switch, and a power supply circuit comprising a circuit connected to the monitoring circuit; said power supply circuit is connected to the the power module (the module via the mobile phone battery power management means

电路,通常为LDO,提供的电源); Circuit, typically the LDO, the supplied power);

所述的天线感应能量供电电路通过第二电源开关连接所述的电源双向供 The antenna feeding circuit by inductive energy switch connected to said second power supply for bidirectional

电电路(NFC器件部分工作电路及SIM卡),包含依次电路连接所述天线的整流电路和电源电平转换电路(DC/DC),以及电路连接所述天线的射频控制电路; An electrical circuit (NFC operation of the circuit device portion and the SIM card), comprising a rectifier circuit and a power supply circuit is connected in sequence to said antenna switching circuit (DC / DC), a control circuit and an RF circuit connected to the antenna;

所述的双路7816接口电路包括电源接口和信号接口;所述的信号接口包括数据信号控制电路、时钟信号控制电路和复位信号控制电路; The dual interface circuit 7816 includes a power supply interface and a signal interface; said signal interface includes data signal control circuit, a clock signal control circuit and the reset signal control circuit;

所述的数据信号是双向连线,数据信号控制电路包含若干电路连接的电路开关和驱动电路,可以根据内部控制电路实现基带芯片与SIM卡直通连接以及基带芯片和SIM卡分别与内部控制电路连接的方式; Said data signal is a two-way connection, a data signal control circuit includes a circuit switch and a driver circuit a plurality of circuit connection may be achieved baseband chip and the SIM card pass-through connector and a baseband chip and the SIM card according to the internal control circuits circuit connected to the internal control The way;

所述的时钟信号是单向连线,时钟信号控制电路包含若干电路连接的驱动电路和信号控制选择电路,可以根据控制电路选择由基带芯片或内部电路向SIM卡提供该信号;当时钟信号由内部控制电路提供时,内部控制电路可以根据SIM卡的工作特性,适当提高时钟信号频率,以加速通讯速率; The clock signal is unidirectional lines, clock signal control circuit comprising a drive circuit and a signal control circuit connected to the plurality of selection circuit may be selected to provide the signal to the SIM card by the baseband chip control circuit or an internal circuit; signal generated by the clock when the internal control circuit provides, in accordance with the internal control circuit operating characteristics of the SIM card can appropriately increase the frequency of the clock signal to speed up the communication speed;

所述的复位信号是单向连线,复位信号控制电路包含若干电路连接的驱动电路和信号控制选择电路,可以根据控制电路选择由基带芯片或内部控制 The reset signal is a one-way connection, the reset signal control circuit includes a drive circuit and a signal control circuit connected to the plurality of selection circuit may be selected with a chip or internal control by the control circuit group

电路向SIM卡提供该信号; The circuit provides a signal to the SIM card;

通过本发明的具有多路开关接口的NFC器件实现的近场通讯手机,能够实现四种不同工作模式:正常工作模式、NFC工作模式、手机电池掉电模式和后台服务器通讯模式; Achieved by the NFC device having a multiplexer interface according to the invention NFC mobile phone, can be achieved in four different operating modes: the normal operation mode, NFC operation mode, power down mode cell phone communication mode and a back-end server;

在正常工作模式下,包含以下步骤: In normal operating mode, comprising the steps of:

步骤1、 NFC器件中的多路开关接口电路直接连通基带芯片与SIM卡;步骤2、电源控制电路通过手机电池向双向供电电路供电,此时NFC器 Step. 1, NFC devices multiplexer switch interface circuit is in direct communication with the SIM card baseband chip; Step 2, the power control circuit by bidirectional mobile phone battery to power circuitry, this time an NFC

件的该部分电源双向供电电路处于待机状态,该部分电源主要提供给SIM卡 The bi-directional power supply circuit member portion is in the standby state, the main power supply section is supplied to the SIM card

使用; use;

此时的NFC器件相当于连线,基带芯片和SIM卡相当于普通手机的直接连接方式。 At this time, the NFC device corresponding to the connection, the baseband chip and the SIM card corresponding to the direct connection of an ordinary mobile phone.

在NFC工作模式下,包含以下步骤- NFC operates in mode, comprising the steps of -

7步骤1 、 NFC器件中的多路开关接口电路将NFC器件的内部控制电路与 Step 7 1, NFC devices multiplexer interface circuitry inside control circuit of the NFC device

SIM卡连接; SIM card connector;

步骤2、 NFC器件通过常规高速接口与基带芯片或手机的其它主控制芯片连接,通过双路7816接口电路中的一路接口电路与基带芯片连接; Step 2, NFC devices via a conventional high-speed interface with the other main control chip or the baseband chip of the mobile phone is connected, via two-way interface circuit 7816 along with a baseband interface circuit chip;

步骤3、电源控制电路通过手机电池向SIM卡和NFC器件双向供电路供 Step 3, the power supply control circuit through the battery to the mobile phone SIM cards and NFC devices for bidirectional power feeding path

电; Electricity;

NFC器件通过与SIM卡连接的7816接口,实现NFC器件与SIM卡之间的通讯操作。 NFC device via the SIM card interface 7816, to achieve the communication between the NFC device and the operation of the SIM card. NFC器件通过与基带芯片连接的7816接口监听基带芯片的常规査询SIM卡指令及其它突发指令,根据指令要求判断是否向基带芯片发送"等待"响应,或者发起中断操作,返回正常工作模式;NFC器件通过其它接口与基带芯片或手机的其它主控芯片进行NFC相关的通讯操作。 NFC devices by routine queries SIM card command 7816 to listen to the baseband chip is connected to the baseband chip and other burst instruction, in accordance with the instruction calls for determining whether to send a "wait" response, or to initiate the interrupt operation, return to normal operating mode to a baseband chip; NFC communication device for NFC associated with other operations by other interface master chip or the baseband chip of the mobile phone. 通过这些连接方式,NFC器件可以选择使用自带的加密逻辑电路,也可以选择利用SIM卡芯片内部的加密电路进行密钥管理和加密通讯工作,采用这种模式, 可以简化NFC器件内部的加密电路结构,从而降低成本,NFC器件还可以利用SIM卡内部的非挥发存储器,下载并存储NFC应用相关的数据,既达到捆绑移动运营商的目的,又进一步降低NFC器件的成本。 By these connections, NFC devices can choose to use built-in encryption logic, may choose to use the internal circuit of the SIM card chip encryption key management and encryption communications work using this model, it is possible to simplify the internal circuit of the NFC device encryption structure, thereby reducing costs, NFC devices can also use non-volatile memory inside the SIM card, download and store data related to the NFC application, the purpose of binding both mobile operators, further reducing cost NFC device.

在手机电池掉电模式下,包含以下步骤: In the power-down mode mobile phone battery, comprising the steps of:

步骤l、手机在需要执行模拟非接触IC卡功能的时候, 一旦手机进入非接触IC卡读卡机的电磁场区域时,NFC器件通过天线线圈感应能量,获得电源并向NFC器件的双向供电电路及SIM卡供电; Step L, the phone needs to be performed in the analog noncontact IC card function when the mobile phone enters the electromagnetic fields once the non-contact IC card reader machine, NFC device via the antenna coil inductive energy, and bi-directional power supply circuit to obtain NFC device and SIM card power supply;

步骤2、获得供电的NFC器件中的多路开关接口电路关闭其它通路,仅仅保留与SIM卡之间的通路,以避免额外的电流漏电消耗; Step 2 gave the NFC device powered multiplexer switch interface circuit closes the other channel, and retain only the path between the SIM card, in order to avoid extra leakage current consumption;

步骤3、完成SIM卡与NFC器件之间的数据通讯,完成手机电池掉电模式下的卡片模拟功能; Step 3, to complete the data communication between the SIM card and the NFC device, the card is completed in the mobile phone battery simulator power-down mode;

在后台服务器通讯模式下,包含以下步骤: In the background server communication mode, comprising the steps of:

步骤l、 NFC器件中的多路开关接口电路与SIM卡紧密连接,此时可以将NFC器件与SIM卡视为一个整体,NFC器件可以借用SIM卡芯片的安全加密功能和数据存储功能; Step L, NFC devices multiway switch interface circuit connected with the SIM card close, NFC devices and at this time the SIM card can be considered as a whole, NFC devices can be borrowed security encryption and data storage functions of the SIM card chip;

步骤2 、电源双向供电电路通过手机电池供电电路向SIM卡供电; 步骤3、 NFC器件与基带芯片通过其它高速通讯接口连接,利用手机的 Step 2, the power supply circuit by bidirectional mobile battery power supply circuit to the SIM card; Step 3, NFC devices connected to the baseband chip interface by other high-speed communication, uses the phone's

8无线通讯功能与应用的后台服务器进行安全数据通讯。 8 wireless communication functions and applications of the backend server for secure data communications.

本发明提供的一种具有多路开关接口的近场通讯手机及其供电和通讯方 The present invention provides a near field communication device and its power supply and communications multiplexer having a side interface

法,可使手机在具有NFC功能的同时,将NFC应用与SIM卡加密结合,从而调动移动运营商的积极性,并且在NFC应用必需面临的手机掉电工作模式下,提供了一种简便的供电方法,使得对SIM卡改造的要求最小化,无论是对NFC手机的实现方案,还是对SIM卡供应商的新产品开发和供货管理都带来简化,可以更好地推动NFC应用的发展。 Law, allows mobile phones at the same time an NFC-enabled, the NFC application in conjunction with the SIM card encryption, thereby mobilizing the enthusiasm of mobile operators and handset-down mode in NFC applications necessary to face, to provide a convenient power supply methods, making demands on the SIM card reform minimize both the implementation of NFC mobile phones or SIM card suppliers in new product development and supplier management have brought simplicity, can better promote the development of NFC applications.

附图说明 BRIEF DESCRIPTION

图1是背景技术中典型NFC手机的结构示意图; FIG 1 is a schematic view Background art A typical NFC mobile phones;

图2是背景技术中具有单线接口的NFC手机的结构示意图; FIG 2 is a schematic diagram of the structure of the mobile phone NFC background art with single-wire interface;

图3是本发明提供的一种具有多路开关接口的近场通讯手机在正常工作模式下的连接示意图; FIG 3 that the present invention provides a mobile phone having a NFC interface multiplexer connection diagram in the normal mode of operation;

图4是本发明提供的一种具有多路开关接口的近场通讯手机在NFC工作模式下的连接示意图; FIG 4 is a schematic view in the NFC connection mode of the present invention to provide a mobile phone with Near Field Communication interface multiplexer;

图5是本发明提供的一种具有多路开关接口的近场通讯手机在手机电池掉电模式下的连接示意图; Figure 5 is the present invention provides a mobile phone having a NFC interface multiplexer connection diagram in the power-down mode handset battery;

图6是本发明提供的一种具有多路开关接口的近场通讯手机在后台服务器通讯模式下的连接示意图; FIG 6 is that the present invention provides a mobile phone having a NFC interface multiplexer connection diagram in background mode communication server;

图7是本发明提供的一种具有多路开关接口的近场通讯手机的电源控制电路的结构示意图; FIG 7 is a schematic structural diagram of the present invention to provide a power supply having a near field communication interface to a mobile phone multiplexer control circuit;

图8是本发明提供的一种具有多路开关接口的近场通讯手机的信号接口的结构示意图。 FIG 8 is a schematic view of a near field communication signal interface of the present invention provides a mobile phone having a multi-way switch interface.

具体实施方式 Detailed ways

以下根据图3~图8具体说明本发明的一种较佳实施方式-本发明提供了一种具有多路开关接口的近场通讯手机,其包含电源模块2、基带芯片3、 SIM卡4和天线5,其特点在于,包含与所述的电源模块2、 基带芯片3、 SIM卡4和天线5分别通过接口电路连接的NFC器件1; DETAILED DESCRIPTION The following FIGS. 3 to 8 view of a preferred embodiment of the present invention according to the embodiment - of the present invention provides a mobile phone having a NFC interface multiplexer, which includes a power module 2, the baseband chip 3, 4 and the SIM card the antenna 5, characterized in, NFC will devices comprising the power modules 2, the baseband chip 3, SIM card 4 and the antenna 5 are connected through the interface circuit 1;

所述的NFC器件1包含电路连接的内部控制电路101和多路开关接口电路102; The interior of the NFC device 1 comprises a circuit connected to the control circuit 101 and multiplexer interface circuit 102;

所述的多路幵关接口电路102包含电源控制电路、常规接口电路以及双路7816接口电路;所述的双路7816接口电路中的一路7816接口电路与所述的基带芯片3相连,另一路7816接口电路与所述的SIM卡4相连,通过双路7816接口电路的切换控制,可以实现模式一:基带芯片3与SIM卡4直接进行7816接口的连接,与NFC器件的内部电路102断开,即实现标准的手机SJLM卡应用模式;也可以实现模式二:基带芯片3的7816接口断开,SIM卡4的7816接口与NFC器件的内部电路102连接,实现与SIM卡关联的非接触应用;所述的常规接口电路连接所述的NFC器件1和所述的基带芯片3 (或其它手机主控芯片); The multiplexer 102 comprises an interface circuit Jian off power supply control circuit, an interface circuit, and a conventional dual interface circuit 7816; 7816 coupled to the dual interface circuit 7816 all the way to the interface circuit and the baseband chip 3, the other way 7816 and the interface circuit 4 is connected to a SIM card, by a switching control dual interface circuit 7816, a pattern can be achieved: baseband chip 3 is connected directly with the SIM card interface 4 7816, disconnected from the internal circuit 102 NFC device , i.e., to achieve the standard phone SJLM card application mode; may also be implemented mode 2: baseband chip 7816 interfaces disconnected 3, the SIM card 7816 interfaces with the internal circuitry 102 NFC device 4, to implement association of the SIM card contactless applications ; according to the conventional interface circuit is connected to the NFC device 1 and the baseband chip 3 (or other mobile phone main chip);

本实施例中,常规接口电路采用通用串行接口、 SPI (Serial Peripheral Interface串行外设接口)接口、 I2C (Inter IC Bus两线式串行总线接口)接口、 USB (Universal Serial Bus通用串行总线)接口等,双路7816接口电路采用双7816接口电路; In this embodiment, a conventional universal serial bus interface circuit, SPI (Serial Peripheral Interface Serial Peripheral Interface), I2C (Inter IC Bus two-wire Serial Bus Interface), USB (Universal Serial Bus Universal Serial bus) interface, an interface circuit 7816 dual dual interface circuit 7816;

本实施例中,各个模块集成在型号为FM1920的专用集成电路上; In this embodiment, each module is integrated in the ASIC model of FM1920;

如图7所示,所述的电源控制电路包含电源双向供电电路1023,以及分别通过开关连接所述电源双向供电电路1023的手机电池供电电路和天线感应能量供电电路,该电源控制电路可以根据对监测及手机的工作模式选择电池电源或天线感应电源给双向供电电路区域供电,该双向供电电路区域包括开关控制电路1024和NFC器件的部分工作电路以及SIM卡电路,这部分电路可在手机电池供电条件下工作,也可以在手机掉电模式下,通过天线感应获得的电源进行工作; As shown in FIG 7, said power control circuit comprises a bi-directional power supply circuit 1023, respectively, and a switch connected to the power supply circuit 1023 bidirectional handset battery power supply circuit and the antenna inductive power supply circuit, the power control circuit may be based on monitoring and phone mode selection battery power or antenna inductive power supply to a bi-directional supply area power supply circuit, the bidirectional power supply circuit region includes a switch control circuit 1024 and the NFC device is part of the work circuit and SIM card circuit, this part of the circuit in the mobile phone battery under working conditions, the phone may be in the power-down mode, the power supply operates by sensing antenna obtained;

所述的手机电池供电电路通过第一电源开关1021连接所述的电源双向供电电路1023 (NFC器件的部分工作电路及SIM卡),包含电路连接的供电电路1025和监测电路1026;所述的供电电路1025连接所述的电源模块2(该模块指手机电池经电源管理电路,通常为LDO,提供的电源); The handset battery power supply circuit through the power supply circuit of the bidirectional 1023 (NFC circuit and part of the work device a SIM card) connected to said first power switch 1021, the power supply circuit comprises a monitoring circuit 1025 and the circuit 1026 is connected; said power supply circuit 1025 is connected to the power module 2 (refer to the module via the mobile phone battery power management circuit, the power supply is typically the LDO, provided);

所述的天线感应能量供电电路通过第二电源幵关1022连接所述的电源双向供电电路1023 (NFC器件部分工作电路及SIM卡),包含依次电路连接所述天线的整流电路1028和电源电平转换电路1027 (DC/DC),以及电路连接所述天线5的射频控制电路1029; The antenna feeding circuit by inductive energy bidirectional power feeding circuit 1023 (NFC operation of the circuit device portion and the SIM card) connected to the second power source 1022 turned Jian claim, comprising a rectifier circuit 1028 and the power level of the antenna circuit is connected sequentially conversion circuit 1027 (DC / DC), and a circuit connected to the antenna 5 RF control circuit 1029;

10所述的双路7816接口电路包括电源接口和信号接口; The interface circuit 10 includes a dual power supply interface 7816 and signal interface;

如图8所示,所述的信号接口包括数据信号控制电路10210、时钟信号控制电路10211和复位信号控制电路10212; As shown, the signal interface comprises a data signal control circuit 10210, a clock signal control circuit and the reset signal control circuit 10211 102128;

所述的数据信号是双向连线,数据信号控制电路10210包含若干电路连接的电路开关和驱动电路,可以根据内部控制电路101实现基带芯片与SIM 卡直通连接以及基带芯片和SIM卡分别与内部控制电路101连接的方式; Said data signal is a two-way connection, a data signal control circuit 10210 includes a circuit switch and a driver circuit a plurality of circuit connection may be achieved baseband chip and the SIM card pass-through connector and a baseband chip and the SIM card according to the internal control circuit 101, respectively, and internal control embodiment of the circuit 101 is connected;

所述的时钟信号是单向连线,时钟信号控制电路10211包含若干电路连接的驱动电路和信号控制选择电路,可以根据控制电路101选择由基带芯片或内部电路向SIM卡提供该信号;当时钟信号由内部控制电路101提供时, 内部控制电路101可以根据SIM卡的工作特性,适当提高时钟信号频率,以加速通讯速率; The clock signal is unidirectional lines, clock signal control circuit 10211 includes a drive circuit and a signal control circuit connected to the plurality of selection circuit may be selected to provide the signal to the SIM card by the baseband chip according to an internal circuit or the control circuit 101; the clock when the internal signal is supplied by the control circuit 101, the internal control circuit 101 according to the operating characteristics of the SIM card, an appropriate increase in the frequency of the clock signal, to accelerate the rate of communication;

所述的复位信号是单向连线,复位信号控制电路10212包含若干电路连接的驱动电路和信号控制选择电路,可以根据控制电路101选择由基带芯片或内部控制电路向SIM卡提供该信号; The reset signal is a one-way connection, the reset signal control circuit 10212 and the driving circuit comprises a plurality of signal selection circuit connected to the control circuit 101 can be selected by the baseband chip or internal control circuit supplies the signal to the SIM card control circuit;

本发明能够让实现手机四种不同工作模式:正常工作模式、NFC工作模式、手机电池掉电模式和后台服务器通讯模式; The present invention enables a mobile phone to achieve four different operating modes: Normal Mode, NFC operating modes, power-down mode mobile phone batteries and back-end server communication mode;

如图3所示,在正常工作模式下,包含以下步骤: 3, in the normal operation mode, comprising the steps of:

步骤1、 NFC器件中的多路开关接口电路直接连通基带芯片与SIM卡的7816接口; Step 1, NFC devices multiplexer circuit switch interface directly communicates with the baseband chip of the SIM card interfaces 7816;

步骤2、电源控制电路选择手机电池电源向SIM卡供电; Step 2, the power supply control circuit selects the power supply to the SIM card phone battery power;

此时的NFC器件相当于连线,基带芯片和SIM卡相当于普通手机的直接连接方式。 At this time, the NFC device corresponding to the connection, the baseband chip and the SIM card corresponding to the direct connection of an ordinary mobile phone.

如图4所示,在NFC工作模式下,包含以下步骤- 4, in the NFC mode of operation, comprising the steps of -

步骤1 、 NFC器件中的多路开关接口电路将NFC器件的内部控制电路与SIM卡通过7816接口连接; Step 1, NFC devices multiplexer NFC interface circuitry inside the device and the SIM card control circuit 7816 via the interface;

步骤2、 NFC器件通过接口常规高速接口与基带芯片或手机的其它主控制芯片连接,通过另一条7816接口与基带芯片连接; Step 2, NFC device via an interface with a conventional high-speed interface to other main control chip or the baseband chip connected to the phone, the baseband chip is connected through another interface to 7816;

步骤3、电源控制电路通过手机电池向SIM卡和NFC器件双向供电路区域供电。 Step 3, the power supply control circuit powered by the phone battery power to the bidirectional channel area NFC device and the SIM card.

NFC器件通过与SIM卡连接的7816接口,实现NFC器件与SIM卡之间的通讯操作。 NFC device via the SIM card interface 7816, to achieve the communication between the NFC device and the operation of the SIM card. NFC器件通过与基带芯片连接的7816接口监听基带芯片的常规査询SIM卡指令及其它突发指令,根据指令要求判断是否向基带芯片发送"等待"响应,或者发起中断操作,返回正常工作模式;NFC器件通过其它接口与基带芯片或手机的其它主控芯片进行NFC相关的通讯操作。 NFC devices by routine queries SIM card command 7816 to listen to the baseband chip is connected to the baseband chip and other burst instruction, in accordance with the instruction calls for determining whether to send a "wait" response, or to initiate the interrupt operation, return to normal operating mode to a baseband chip; NFC communication device for NFC associated with other operations by other interface master chip or the baseband chip of the mobile phone. 通过这些连接方式,NFC器件可以选择使用自带的加密逻辑电路,也可以选择利用SIM卡芯片内部的加密电路进行密钥管理和加密通讯工作,采用这种模式, 可以简化NFC器件内部的加密电路结构,从而降低成本,NFC器件还可以利用SIM卡内部的非挥发存储器,下载并存储NFC应用相关的数据,既达到捆绑移动运营商的目的,又进一步降低NFC器件的成本。 By these connections, NFC devices can choose to use built-in encryption logic, may choose to use the internal circuit of the SIM card chip encryption key management and encryption communications work using this model, it is possible to simplify the internal circuit of the NFC device encryption structure, thereby reducing costs, NFC devices can also use non-volatile memory inside the SIM card, download and store data related to the NFC application, the purpose of binding both mobile operators, further reducing cost NFC device.

由于该模式下SIM卡的时钟信号由NFC器件提供,NFC器件可以控制提供时钟信号频率,在SIM卡功能满足的条件下,提供7816接口的通讯速率,加快NFC应用通讯的速度。 In this mode, the clock signal of the SIM card provided by the NFC device, NFC devices can be controlled to provide the clock signal frequency, the SIM card function under conditions satisfied, there is provided communication speed interface 7816, communication speed NFC applications.

如图5所示,在手机电池掉电模式下,包含以下步骤: 5, in the power-down mode phone battery, comprising the steps of:

步骤l、手机在需要执行模拟非接触IC卡功能的时候, 一旦手机进入非接触IC卡读卡机的电磁场区域时,NFC器件通过天线线圈感应能量,获得电源并向NFC器件的双向供电电路及SIM卡供电; Step L, the phone needs to be performed in the analog noncontact IC card function when the mobile phone enters the electromagnetic fields once the non-contact IC card reader machine, NFC device via the antenna coil inductive energy, and bi-directional power supply circuit to obtain NFC device and SIM card power supply;

步骤2、获得供电的NFC器件中的多路开关接口电路关闭其它通路,仅仅保留与SIM卡之间的通路,以避免额外的电流漏电消耗; Step 2 gave the NFC device powered multiplexer switch interface circuit closes the other channel, and retain only the path between the SIM card, in order to avoid extra leakage current consumption;

步骤3、 SIM卡与NFC器件之间进行数据通讯,实现手机电池掉电模式下的卡片模拟功能。 Step 3, the data communication between the SIM card and the NFC device, to realize the analog functions of the card phone battery power-down mode.

如图6所示,在后台服务器通讯模式下,包含以下步骤: 6, the communication server in a background mode, comprising the steps of:

步骤l、 NFC器件中的多路开关接口电路与SIM卡紧密连接,此时可以将NFC器件与SIM卡视为一个整体,NFC器件可以借用SIM卡芯片的安全加密功能和数据存储功能; Step L, NFC devices multiway switch interface circuit connected with the SIM card close, NFC devices and at this time the SIM card can be considered as a whole, NFC devices can be borrowed security encryption and data storage functions of the SIM card chip;

步骤2、电源控制电路选择手机电池供电电路向SIM卡供电; Step 2, the power supply control circuit selects the mobile phone battery power supply circuit to the SIM card;

步骤3、 NFC器件与基带芯片通过7816接口或者其它高速通讯接口(UART、 SPI、 I2C、 USB、 SD等)连接,利用手机的无线通讯功能与应用的后台服务器进行安全数据通讯。 Step 3, NFC device via the baseband chip 7816 interface or other high speed communication interface (UART, SPI, I2C, USB, SD, etc.), wireless communication using a mobile phone with a backend server for secure data communications applications.

所述的数据信号控制电路控制数据信号在基带芯片与SIM卡之间、基带芯片与NFC器件的内部控制电路之间、NFC器件的内部控制电路与SIM卡 Between the data signal control circuit controls the data signals between the SIM card and the baseband chip, the baseband chip internal NFC device and a control circuit, internal control circuit of the NFC device SIM card

12之间双向传输;而时钟信号控制电路和复位信号控制电路则分别控制时钟信号和复位信号从基带芯片向SIM卡单向传输。 12 between the bidirectional transmission; and the clock signal control circuit and the reset signal control circuit respectively control the clock signal and the reset signal from the baseband chip unidirectional transmission to the SIM card.

本发明提供的一种具有多路开关接口的近场通讯手机及其供电和通讯方 The present invention provides a near field communication device and its power supply and communications multiplexer having a side interface

法,可使手机在具有NFC功能的同时,将NFC应用与SIM卡加密结合,从而调动移动运营商的积极性,并且在NFC应用必需面临的手机掉电工作模式下,提供了一种简便的供电方法。 Law, allows mobile phones at the same time an NFC-enabled, the NFC application in conjunction with the SIM card encryption, thereby mobilizing the enthusiasm of mobile operators and handset-down mode in NFC applications necessary to face, to provide a convenient power supply method. 通过这种方法,可以直接使用目前大量应用的SIM芯片,仅仅需要对SIM卡的COS进行升级,而不必花费大量投资重新开发SIM卡芯片,使得对SIM卡改造的要求最小化,无论是对NFC手机的实现方案,还是对SIM卡供应商的新产品开发和供货管理都带来简化, 可以更好地推动NFC应用的发展。 In this way, you can directly use the current number of applications of SIM chip, COS SIM card only needs to be upgraded without having to spend a lot of investment to redevelop the SIM chip, making the demand for SIM cards Remodeling minimize both for NFC phone implementations, or SIM card vendor's new product development and supplier management have brought simplicity, can better promote the development of NFC applications.

Claims (8)

1.一种具有多路开关接口的近场通讯手机,包含电源模块(2)、基带芯片(3)、SIM卡(4)和天线(5),其特征在于,还包含与所述的电源模块(2)、基带芯片(3)、SIM卡(4)和天线(5)分别通过接口电路连接的NFC模块(1); 所述的NFC模块(1)包含电路连接的内部控制电路(101)和多路开关接口电路(102); 所述的多路开关接口电路(102)包含电源控制电路、常规接口电路以及双路7816接口电路;所述的双路7816接口电路中的一路7816接口电路与所述的基带芯片(3)相连,另一路7816接口电路与所述的SIM卡(4)相连,通过双路7816接口电路的切换控制,SIM卡(4)既可以与基带芯片(3)连接实现标准手机功能,也可以与NFC器件(1)连接实现非接触应用功能;所述的常规接口电路连接所述的NFC器件(1)和所述的基带芯片(3)或其它手机主控芯片; 所述的电源控制电路包含电源双向供电电路(1023),以及分别通 A multi-way switch having a near field communication interface to a mobile phone, comprising a power supply module (2), the baseband chip (3), SIM card (4) and an antenna (5), characterized by further comprising a power supply and the module (2), the baseband chip (3), SIM card (4) and an antenna (5), respectively, the NFC module is connected via the interface circuit (1); said NFC module (1) comprising an internal circuit connected to the control circuit (101 ) and multiplexer interface circuit (102); said multiple switch interface circuit (102) comprising a power control circuit, an interface circuit, and a conventional dual interface circuit 7816; 7816 all the way to the dual interface circuit of the interface 7816 circuit and the baseband chip (3) is connected, (4) an interface circuit 7816 is connected to another passage of the SIM card, by the switching control dual interface circuit 7816, a SIM card (4) may be the baseband chip (3 ) to achieve a standard phone connection functions, may be connected to the NFC device (1) non-contact application function; of the conventional interface circuit is connected to the NFC device (1) and the baseband chip (3) or other master phone cHIP; said power control circuit comprises a bi-directional power supply circuit (1023), respectively, and through 过开关连接所述电源双向供电电路(1023)的手机电池供电电路和天线感应能量供电电路; 所述的双路7816接口电路包括电源接口和信号接口; 所述的信号接口包括数据信号控制电路(10210)、时钟信号控制电路(10211)和复位信号控制电路(10212)。 Mobile phone battery power supply circuit and the antenna inductive energy supply through the switching circuit connected to the power supply circuit bidirectional (1023); and the 7816 two-way power connector and an interface circuit comprising a signal interface; said signal interface includes data signal control circuit ( 10210), the clock signal control circuit (10,211) and the reset signal control circuit (10,212).
2. 如权利要求1所述的具有多路开关接口的近场通讯手机,其特征在于,所述的手机电池供电电路通过第一电源开关(1021)连接所述的电源双向供电电路(1023),所述的手机电池供电电路包含电路连接的供电电路(1025) 和监测电路(1026);所述的供电电路(1025)连接所述的电源模块(2)。 2. The NFC interface to a mobile phone having a multi-way switch according to claim 1, wherein the bidirectional power supply circuit of the power supply circuit of the handset battery connection (1023) by a first power switch (1021) the phone battery powered circuit includes a circuit power supply circuit (1025) and monitoring circuitry (1026) is connected; said power supply circuit (1025) connected to said power module (2).
3. 如权利要求1所述的具有多路开关接口的近场通讯手机,其特征在于,所述的天线感应能量供电电路通过第二电源开关(1022)连接所述的电源双向供电电路(1023),包含所述的天线感应能量供电电路依次电路连接所述天线的整流电路(1028)和直流电压转换电路DC/DC (1027),以及电路连接所述天线(5)的射频控制电路(1029)。 3. The near field communication interface to a mobile phone having a multi-way switch according to claim 1, characterized in that said inductive antenna circuit power supply by the power supply circuit supply the second bidirectional power switch (1022) connected to the (1023 ), said antenna comprising power supply circuit sequentially sensing circuit connected to the antenna, a rectifier circuit (1028) and the DC voltage conversion circuit DC / DC (1027), and a radio frequency control circuit (circuit 1029 is connected to the antenna (5) ).
4. 如权利要求1所述的具有多路开关接口的近场通讯手机,其特征在于,所述的数据信号是双向连线,数据信号控制电路(10210)包含若干电路连接的电路开关和驱动电路,根据内部控制电路实现基带芯片与SIM卡直通连接以及基带芯片和SIM卡分别与内部控制电路连接的方式。 4. A mobile phone having a NFC interface multiplexer according to claim 1, wherein said connection is a bidirectional data signal, a data signal control circuit (10,210) comprising a plurality of circuit switching and a drive circuit connected in circuit, the internal circuit controls the baseband chip and the SIM card connector and a baseband chip through SIM card, respectively, and internally connected to the control circuit.
5. 如权利要求1所述的具有多路幵关接口的近场通讯手机,其特征在于,所述的时钟信号是单向连线,时钟信号控制电路(10211)包含若干电路连接的驱动电路和信号控制选择电路,根据控制电路选择由基带芯片或内部电路向SIM卡提供该信号;当时钟信号由内部控制电路提供时,内部控制电路根据SIM卡的工作特性,提高时钟信号频率,加速通讯速率。 As claimed in claim 1 having multiple Jian off NFC mobile phone interface, characterized in that said clock signal is unidirectional lines, clock signal control circuit (10,211) comprising a plurality of circuit connected in a drive circuit and a signal control selection circuit, control circuit selection supplies the signal to the SIM card by the baseband chip or internal circuitry; when the clock signal to provide internal control circuit, internal control circuit in accordance with the operating characteristics of the SIM card, increasing the clock signal frequency, acceleration communications rate.
6. 如权利要求1所述的具有多路开关接口的近场通讯手机,其特征在于,所述的复位信号是单向连线,复位信号控制电路(10212)包含若干电路连接的驱动电路和信号控制选择电路,根据控制电路选择由基带芯片或内部控制电路向SIM卡提供该信号。 6. The near field communication interface to a mobile phone having a multi-way switch according to claim 1, wherein said reset signal is unidirectional lines, the reset signal control circuit (10,212) comprising a plurality of circuits connected to the drive circuit and selection signal control circuit, selected by the baseband chip or internal control circuit provides the signal to a control circuit according to the SIM card.
7. 如权利要求1所述的具有多路开关接口的近场通讯手机,其特征在于,所述的常规接口电路为通用串行接口、串行外设接口、两线式串行总线接口、 通用串行总线接口。 7. A mobile phone having a NFC interface multiplexer according to claim 1, wherein said interface circuit is a conventional universal serial interface, a serial peripheral interface, two-wire serial bus interface, universal serial bus interface.
8. —种具有多路开关接口的近场通讯手机的供电和通讯方法,其特征在于, 所述供电和通讯方法使手机能够在四种不同模式下工作:正常工作模式、 NFC工作模式、手机电池掉电模式和后台服务器通讯模式;在所述的正常工作模式下,包含以下步骤:歩骤1、 NFC器件中的多路开关接口电路直接连通基带芯片与SIM卡;步骤2、电源控制电路通过手机电池向双向供电电路供电,此时NFC 器件的该部分电源双向供电电路处于待机状态,该部分电源主要提供给SIM卡使用;在所述的NFC工作模式下,包含以下步骤:步骤1、 NFC器件中的多路开关接口电路将NFC器件的内部控制电路与SIM卡连接;步骤2、NFC器件通过常规高速接口与基带芯片或手机的其它主控制芯片连接,通过双路7816接口电路中的一路7816接口电路与基带芯片连接;步骤3、电源控制电路通过手机电池向SIM卡 8. - Species NFC mobile phone power and communication method multiplexer interface, wherein said power supply and communication methods so that the phone can be operated in four different modes: the normal operation mode, the NFC mode, the phone battery power-down mode and the background mode communication server; in the normal operation mode, comprising the steps of: ho step 1, NFC devices multiplexer switch interface circuit is in direct communication with the SIM card baseband chip; step 2, the power control circuit mobile phone battery to the bidirectional power supply circuit, at which time the bi-directional power supply circuit portion NFC device is in the standby state, the main power supply section is supplied to the SIM card; in the working mode of the NFC, comprising the following steps: step 1, NFC multiple devices switch interface circuit internal NFC device control circuit with the SIM card connector; step 2, NFC devices are connected via a conventional high-speed interface yl other main control chip with a chip or a cell phone, by the double 7816 interface circuit the interface circuit 7816 along with a baseband chip connection; step 3, the control circuit power supply to the SIM card by the mobile phone battery NFC器件双向供电路供电;在所述的手机电池掉电模式下,包含以下步骤:步骤l、手机在需要执行模拟非接触IC卡功能的时候, 一旦手机进入非接触IC卡读卡机的电磁场区域时,NFC器件通过天线线圈感应能量, 获得电源并向NPC器件的双向供电电路及SIM卡供电;歩骤2、获得供电的NFC器件中的多路开关接口电路关闭其它通路, 仅仅保留与SIM卡之间的通路,以避免额外的电流漏电消耗;步骤3、完成SIM卡与NFC器件之间的数据通讯,完成手机电池掉电模式下的卡片模拟功能;在所述的后台服务器通讯模式下,包含以下步骤-步骤l、 NFC器件中的多路开关接口电路与SIM卡紧密连接,此时可以将NFC器件与SIM卡视为一个整体,NFC器件可以借用SIM卡芯片的安全加密功能和数据存储功能;步骤2、,电源双向供电电路通过手机电池供电电路向SIM卡供电;步骤3、 NFC器件与 NFC devices bidirectional power supply path; at power-down mode of the mobile phone battery, comprising the following steps: Step L, the phone needs to be performed in the noncontact IC card function analog time, once the phone enters the non-contact IC card reader electromagnetic field when region, NFC device via the antenna coil inductive energy to obtain the SIM card and the bidirectional power supply circuit and the power supply device NPC; ho step 2, to obtain NFC device powered multiplexer switch interface circuit closes the other channel, and retain only the SIM path between the card, to avoid the consumption of additional current drain; step 3, to complete the data communication between the SIM card and the NFC device, the card is completed in the mobile phone battery simulator power-down mode; in the background mode communication server comprising the steps of - step L, NFC devices close multiplexer switch interface circuit connected to the SIM card, the SIM card at this time NFC device may be considered as a whole, NFC devices can be borrowed security encryption chip and the SIM card data storage; step 2 ,, power supply circuit by bidirectional mobile battery power supply circuit to the SIM card; step 3, NFC devices and 带芯片通过其它高速通讯接口连接,利用手机的无线通讯功能与应用的后台服务器进行安全数据通讯。 By connecting with other high-speed chip communication interface, use the phone's wireless communication function and back-end server applications for secure data communications.
CN 200710036404 2007-01-12 2007-01-12 Near-field communication handset with multi-way switch interface and method of power supply and communication thereof CN100590989C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200710036404 CN100590989C (en) 2007-01-12 2007-01-12 Near-field communication handset with multi-way switch interface and method of power supply and communication thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200710036404 CN100590989C (en) 2007-01-12 2007-01-12 Near-field communication handset with multi-way switch interface and method of power supply and communication thereof

Publications (2)

Publication Number Publication Date
CN101013903A CN101013903A (en) 2007-08-08
CN100590989C true CN100590989C (en) 2010-02-17

Family

ID=38701222

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200710036404 CN100590989C (en) 2007-01-12 2007-01-12 Near-field communication handset with multi-way switch interface and method of power supply and communication thereof

Country Status (1)

Country Link
CN (1) CN100590989C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8615196B2 (en) 2010-05-27 2013-12-24 Mstar Semiconductor, Inc. Portable apparatus for supporting electronic wallet

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100533474C (en) 2007-10-25 2009-08-26 上海复旦微电子股份有限公司 Connecting circuit for connecting double data interface user recognizing card with non-contact front-end chip
CN100520815C (en) 2007-10-25 2009-07-29 上海复旦微电子股份有限公司 Circuit of SIM card connecting non-contact front-end chip to realize mobile non-contact
SK50042008A3 (en) 2008-01-04 2009-09-07 Logomotion, S. R. O. Method and system for authentication preferably at payments, identifier of identity and/or agreement
CN101271511B (en) 2008-03-13 2010-04-21 中兴通讯股份有限公司 Apparatus and method for implementing label function of close range wireless communication terminal
SK50302008A3 (en) 2008-03-25 2010-03-08 Logomotion, S. R. O. Method, circuit and carrier for perform multiple operations on the keypad of mobile communication equipment
CN101291494B (en) 2008-04-24 2012-04-18 中兴通讯股份有限公司 Method realizing binding mobile terminal to user
CN101393666B (en) * 2008-08-29 2011-08-24 中兴通讯股份有限公司 ENFC mobile terminal and electronic payment controlling method thereof
WO2010023574A2 (en) 2008-08-29 2010-03-04 Logomotion, S.R.O. Removable card for a contactless communication, its utilization and the method of production
CN101345793B (en) 2008-08-29 2012-05-23 中兴通讯股份有限公司 Near-field communication terminal and method for implementing application of non-contact card by power-failure
SK50862008A3 (en) 2008-09-19 2010-06-07 Logomotion, S. R. O. System for electronic payment applications and method for payment authorization
US9098845B2 (en) 2008-09-19 2015-08-04 Logomotion, S.R.O. Process of selling in electronic shop accessible from the mobile communication device
SK288641B6 (en) 2008-10-15 2019-02-04 Smk Corporation Communication method with POS terminal and frequency convertor for POS terminal
CN101465675B (en) 2008-12-31 2013-02-27 中兴通讯股份有限公司 Enhancement type close range wireless communication eNFC device and implementing method thereof
CN101515814A (en) * 2009-03-18 2009-08-26 中兴通讯股份有限公司 Enhanced near field communication device and realization method thereof
SK500242009A3 (en) 2009-04-24 2010-11-08 Logomotion, S. R. O. Method and system for cashless payment transactions, particularly with contactless payment device using
AU2010244100B2 (en) 2009-05-03 2016-06-23 Smk-Logomotion Corporation A payment terminal using a mobile communication device, such as a mobile phone; a method of direct debit payment transaction
CN101968762B (en) 2009-07-27 2012-09-12 上海华虹集成电路有限责任公司 NFC-SIM (Near Field Communication-Subscriber Identity Module) card chip simulator
FR2948797A1 (en) * 2009-07-31 2011-02-04 France Telecom and mobile telephony communication nfc
JP5295033B2 (en) 2009-08-04 2013-09-18 ルネサスエレクトロニクス株式会社 Portable communication terminal
CN102117427B (en) * 2009-12-30 2013-08-21 晨星软件研发(深圳)有限公司 Near field communication device
CN101826895A (en) * 2010-03-12 2010-09-08 东莞宇龙通信科技有限公司 NFC-based data acquisition method, NFC electronic terminal and system
CN201830468U (en) * 2010-04-06 2011-05-11 上海复旦微电子股份有限公司 Non-contact communication terminal
FR2960674A1 (en) * 2010-05-27 2011-12-02 France Telecom NFC mobile phone
CN102271013B (en) * 2010-06-01 2014-12-10 晨星软件研发(深圳)有限公司 Mobile device for supporting function of electronic purse
CN102025356A (en) * 2010-11-30 2011-04-20 惠州Tcl移动通信有限公司 Switching circuit and mobile phone capable of being used as electronic key
CN102170499B (en) * 2011-05-24 2013-10-02 惠州Tcl移动通信有限公司 Mobile terminal and power supply control system thereof
US8548380B2 (en) 2011-06-10 2013-10-01 Broadcom Corporation Communications device for intelligently routing information among multiple user interfaces
CN103035082B (en) * 2011-09-29 2016-09-14 南京中兴新软件有限责任公司 A method of preventing movement of the brush stolen mobile payment card payment device
EP2629499B1 (en) * 2012-02-15 2014-08-27 ST-Ericsson SA Battery management scheme for NFC
TWI498826B (en) 2012-03-29 2015-09-01 Irene Tsai
CN103379190B (en) * 2012-04-13 2016-01-27 蔡毓芬 Mobile trading system and signal transmission method
CN102868209B (en) * 2012-09-14 2014-07-16 北京万协通信息技术有限公司 Dual-power structure of NFC-SD security card and SD security chip
US9414309B2 (en) * 2012-11-16 2016-08-09 Intel Deutschland Gmbh Mobile terminal
CN103064816B (en) * 2013-01-07 2016-04-06 华为终端有限公司 Sim card and sim card hot plug protection methods in place off credit card terminal
CN104023329B (en) 2013-02-28 2018-05-25 南京中兴软件有限责任公司 The method of application and operator Nfc bound, and a terminal device
CN104699644B (en) * 2013-12-10 2018-08-03 航天信息股份有限公司 Nfc kind of drive module method under Android platform
CN105678370A (en) * 2015-12-31 2016-06-15 天津辉宏科技发展有限公司 SIM card based on NFC communication
CN106886729A (en) * 2016-12-27 2017-06-23 广州智慧城市发展研究院 Analog front-end architecture of RFID reader receiving end

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1802835A (en) 2003-06-06 2006-07-12 索尼株式会社 Communication system, communication device, communication method, and program

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1802835A (en) 2003-06-06 2006-07-12 索尼株式会社 Communication system, communication device, communication method, and program

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8615196B2 (en) 2010-05-27 2013-12-24 Mstar Semiconductor, Inc. Portable apparatus for supporting electronic wallet
TWI504229B (en) * 2010-05-27 2015-10-11 Mstar Semiconductor Inc Mobile device with electronic wallet function

Also Published As

Publication number Publication date
CN101013903A (en) 2007-08-08

Similar Documents

Publication Publication Date Title
US8594567B2 (en) Controlled wireless charging of an accumulator in a chipcard
US9143202B2 (en) Charging a chargeable power supply of a near field communication (NFC) enabled device from a radio frequency (RF) signal inductively coupled onto a magnetic field
EP1897231B1 (en) Device, module and method for shared antenna operation in a rfid technology based communication environment
US8699946B2 (en) Contactless recharging of mobile terminal battery
US8260199B2 (en) NFC module, in particular for mobile phone
US9402278B2 (en) Multi-mode communication system for a mobile phone
US9231665B2 (en) Portable electronic device capable of expanding transmission distance for near field communication functions
US8099045B2 (en) Near field communication system and associated apparatus
US8615196B2 (en) Portable apparatus for supporting electronic wallet
CN101110600B (en) Portable electronic apparatus and operating method thereof
WO2008117029A2 (en) Nfc communicators
CN107171422A (en) The wireless communication device
CN1249622C (en) Integrated circuit chip and information processing terminal
KR20110056334A (en) Combined antenna and inductive power receiver
US20140087658A1 (en) Communication device
JP2011526011A (en) Wireless mobile communication device an application selection method and a corresponding wireless mobile communication device in Nfc system
CN1489747A (en) Ic card, information processing terminal and data communication system and method among three parts
CN102780515B (en) A method and apparatus compatible with the wireless charging and nfc
EP3171298A1 (en) Smart multi-card
US9419688B2 (en) Transmission device, reception device, and communication system
CN101894290B (en) Non-contact communication device
US8909150B2 (en) Method, apparatus, and computer program product for short-range wireless communication
CN1933351A (en) Mobile telephone apparatus realizing method with non-contact IC card or electronic label and non-contact IC card or electronic label read/write device application
WO2010096976A1 (en) Terminal of supporting enhanced near field communication and its processing method
KR20080087543A (en) Mobile electronic device and power management method thereof

Legal Events

Date Code Title Description
C06 Publication
C10 Request of examination as to substance
C14 Granted
C56 Change in the name or address of the patentee

Owner name: SHANGHAI FUDAN MICROELECTRONICS GROUP COMPANY LIMI

Free format text: FORMER NAME: FUDAN MICROELECTRONICS CO., LTD., SHANGHAI