CN101772215B - Support mobile terminal and the near field communication method thereof of near-field communication - Google Patents
Support mobile terminal and the near field communication method thereof of near-field communication Download PDFInfo
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- CN101772215B CN101772215B CN201010119591.6A CN201010119591A CN101772215B CN 101772215 B CN101772215 B CN 101772215B CN 201010119591 A CN201010119591 A CN 201010119591A CN 101772215 B CN101772215 B CN 101772215B
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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
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10237—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the reader and the record carrier being capable of selectively switching between reader and record carrier appearance, e.g. in near field communication [NFC] devices where the NFC device may function as an RFID reader or as an RFID tag
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0492—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload by using a location-limited connection, e.g. near-field communication or limited proximity of entities
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
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Abstract
The invention discloses a kind of mobile terminal supporting near-field communication, comprise NFC device, logic switch, determination module, receiver module, output module, plural SIM card, described NFC device is connected with described plural SIM card respectively by described logic switch, wherein, can described determination module be used for meeting communicating requirement when determining that described plural SIM card connects described NFC device; When the SIM card meeting communicating requirement is one, controls described logic switch and the SIM card meeting communicating requirement is switched to described NFC device; When the SIM card meeting communicating requirement is two or more, the SIM card information meeting communicating requirement is exported by described output module, and receive by receiver module the SIM card that user selects wish communication, control described logic switch and selected SIM card is connected described NFC device.The present invention discloses a kind of near field communication method based on mobile terminal.Technical solution of the present invention is simple and to realize cost lower.
Description
Technical field
The present invention relates to near-field communication (NFC, Near Field Communication) technology, particularly relate to and a kind ofly support the mobile terminal of near-field communication and the near field communication method based on this mobile terminal.
Background technology
At present, the application of contact-free integrated circuit (CIC, Contactless Integrated Circuit) is more and more extensive, can be applied in public transport, gate control system, catering industry etc.Simultaneously, mobile terminal is as Intelligent treatment equipment easily, its application is also more and more general, become the necessity of people's daily life, therefore, same for mobile terminal integrated circuit (IC, Integrated Circuit) card is combined, brings more facility must to the life of people.
In IC technology, near-field communication technology is mainstream scheme, is to be merged by non-contact radio-frequency identification (RFID, Radio Frequency Identification) technology and interconnection technique to develop.NFC adopts the working frequency range of 13.56MHz, and can realize the function of non-contact IC card simulation, card reader, Point-to-Point Data exchange, data transmission rate can reach 424kbps.And if NFC technique is combined with mobile terminal, user need not carry relevant IC-card, get subscriber identification module (SIM, the Subscriber Identity Module) card of mobile terminal and realize the current consumption of user by brush.
Regrettably, realize personal consumption based on mobile terminal at present and only rest on conceptual phase, how to realize this scheme, there is no concrete implementation at present.Especially, along with the continuous progress of technology, plurality of SIM cards mobile terminal (comprise multi-module mobile terminal and support the plurality of SIM cards mobile terminal of consolidated network) continues to bring out, and how to realize NFC at these plurality of SIM cards mobile terminals, be current faced a large problem.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of mobile terminal and the near field communication method thereof of supporting near-field communication, can realize NFC on plurality of SIM cards mobile terminal.
For achieving the above object, technical scheme of the present invention is achieved in that
Support a mobile terminal for near-field communication, comprise NFC device, logic switch, determination module, receiver module, output module, plural SIM card;
Described NFC device is connected with described plural SIM card respectively by described logic switch;
Can described determination module be used for meeting communicating requirement when determining that described plural SIM card connects described NFC device; When the SIM card meeting communicating requirement is one, controls described logic switch and the SIM card meeting communicating requirement is switched to described NFC device; When the SIM card meeting communicating requirement is two or more, the SIM card information meeting communicating requirement is exported by described output module, and receive by receiver module the SIM card that user selects wish communication, control described logic switch and selected SIM card is connected described NFC device.
Preferably, when described plural SIM card connects described NFC device by described logic switch, described plural SIM card is as the safety applications chip of described NFC device;
The accepting terminal of NFC device to be swiped the card operation to the SIM card meeting application by described NFC device.
Preferably, described NFC device comprises NFC chip and NFC antenna; Described determination module is arranged in baseband chip or the NFC chip of described mobile terminal;
Described NFC device is connected with described plural SIM card respectively by described logic switch, is specially, and described NFC antenna is connected to described NFC chip; The C6 pin of described SIM card is connected with the C6 pin of described NFC chip by single-wire-protocol SWP line, and the VCC pin of described SIM card is connected with the VCC pin of described NFC chip; Be connected by inner integrated I2C line or Universal Asynchronous Receive/transmission UART line between described NFC chip with described baseband chip.
Preferably, the GND pin in described plural SIM card, RST pin, I/O pin are connected with the corresponding pin on described baseband chip respectively with CLK pin.
Based on a near field communication method for mobile terminal, be provided with NFC device, logic switch and plural SIM card in mobile terminal, described NFC device is connected with described plural SIM card respectively by described logic switch; Described method comprises:
After the request of swiping the card of accepting terminal mobile terminal receive, when the SIM card determining to meet in the described plural SIM card in described mobile terminal communicating requirement is one, controls described logic switch and the SIM card meeting communicating requirement is switched to described NFC device; When the SIM card meeting communicating requirement is two or more, export the SIM card information meeting communicating requirement, and receive user and select, for the SIM card of communication, to control described logic switch and selected SIM card is connected described NFC device;
The accepting terminal of described NFC device to be swiped the card operation to the SIM card meeting application by described NFC device.
Preferably, described NFC device comprises NFC chip and NFC antenna; Described NFC device is connected with described plural SIM card respectively by described logic switch, is specially, and described NFC antenna is connected to described NFC chip; The C6 pin of described SIM card is connected with the C6 pin of described NFC chip by single-wire-protocol SWP line, and the VCC pin of described SIM card is connected with the VCC pin of described NFC chip; Be connected by I2C or UART line between described NFC chip and the baseband chip of described mobile terminal.
Preferably, the GND pin in described plural SIM card, RST pin, I/O pin are connected with the corresponding pin on described baseband chip respectively with CLK pin.
Preferably, described method also comprises:
Accepting terminal judges whether the SIM card that described logic switch is connected has valid application, and searches in residue SIM card whether have valid application;
When starting to search, NFC chip controls NFC antenna and closes, and notifies that baseband chip controls switch logic switch, selects a SIM card to connect SWP agreement, open NFC antenna simultaneously in residue SIM card.
In the present invention, by arranging NFC device and logic switch in plurality of SIM cards mobile terminal, realized the connection of plurality of SIM cards and NFC device by logic switch, the a certain moment, logic switch only allows a SIM card to be switched in NFC device, or plurality of SIM cards can not connect NFC device entirely.In the present invention, when SIM card connects NFC device, this SIM card is namely as the safety applications chip of NFC device, and namely outside accepting terminal such as point of sales terminal (POS, Point Of Sale) machine etc. realizes the operation of swiping the card to SIM card by NFC device.The present invention by arranging a NFC device in plurality of SIM cards mobile terminal, realizes supporting the NFC of multiple SIM card by logic switch, and structure simply and to realize cost lower.
Accompanying drawing explanation
Fig. 1 is the composition structural representation that the present invention supports the mobile terminal of near-field communication;
Fig. 2 is the implementation structure schematic diagram that the present invention supports the mobile terminal of near-field communication;
Fig. 3 is the flow chart of the near field communication method that the present invention is based on mobile terminal.
Embodiment
Basic thought of the present invention is: by arranging NFC device and logic switch in plurality of SIM cards mobile terminal, the connection of plurality of SIM cards and NFC device is realized by logic switch, the a certain moment, logic switch only allows a SIM card to be switched in NFC device, or plurality of SIM cards can not connect NFC device entirely.In the present invention, when SIM card connects NFC device, this SIM card is namely as the safety applications chip of NFC device, and namely outside accepting terminal such as POS etc. realizes the operation of swiping the card to SIM card by NFC device.
For making the object, technical solutions and advantages of the present invention clearly understand, by the following examples also with reference to accompanying drawing, the present invention is described in more detail.
Fig. 1 is the composition structural representation that the present invention supports the mobile terminal of near-field communication, as shown in Figure 1, the present invention supports that the mobile terminal of near-field communication comprises near-field communication NFC device 10, logic switch 11, determination module 12, receiver module 13, output module 14, plural SIM card 15, wherein, NFC device 10 is connected with described plural SIM card 15 respectively by logic switch 11, wherein, communicating requirement can be met when determination module 12 is for determining that described plural SIM card 15 connects described NFC device 10; When the SIM card 15 meeting communicating requirement is one, controls described logic switch 11 and the SIM card meeting communicating requirement is switched to described NFC device 10; When the SIM card 15 meeting communicating requirement is for two or more, the SIM card information meeting communicating requirement is exported by described output module 14, and receive by receiver module 13 SIM card that user selects wish communication, control described logic switch 11 and selected SIM card 15 is connected described NFC device 10.
Fig. 2 is the implementation structure schematic diagram that the present invention supports the mobile terminal of near-field communication, and as shown in Figure 1 and Figure 2, NFC device 10 comprises NFC chip and NFC antenna; Determination module 12 is arranged in baseband chip or the NFC chip of described mobile terminal; Described NFC device 10 is connected with described plural SIM card 15 respectively by described logic switch 11, and concrete, described NFC antenna is connected to described NFC chip; The C6 pin of described SIM card 15 is connected with the C6 pin of described NFC chip by single-wire-protocol (SWP, Single Wire Protocol) line, and the VCC pin of described SIM card 15 is connected with the VCC pin of described NFC chip; By inner Integration Bus (I2C between described NFC chip and described baseband chip, Inter-Integrated Circuit) or the connection of Universal Asynchronous Receive/transmission (UART, UniversalAsynchronous Receiver/Transmitter) line.Other pins in SIM card 15 as GND (ground connection) pin, RST (reset) pin, IO (input and output) pin and CLK (clock) pin respectively with as described in corresponding pin on baseband chip be connected.
After the NFC antenna of the mobile terminal of the support NFC in the present invention receives communication (as the application choice order) request of the accepting terminal of outside NFC device, communication request information is sent to the determination module 12 in the baseband chip of mobile terminal by NFC chip, determination module forwards this communication request to SIM card (application); The communication request response message that determination module returns according to SIM card (application), determines whether the SIM card of the current connection of logic switch 11 meets corresponding communicating requirement, namely determines whether be provided with the application program of mating with communication request in this SIM card.The each SIM card in mobile terminal connected by control logic switch 11 by determination module 12 successively, and determine whether each SIM card meets the basic demand carrying out with outside accepting terminal communicating successively, when determining the SIM card not meeting communicating requirement, return failure information of swiping the card.When determining only have a SIM card to meet communicating requirement, this SIM card meeting communicating requirement is switched in NFC chip, and realizes, with the communication of accepting terminal, realizing the operation of swiping the card to this SIM card, read the identity information of this SIM card, realize the operation of deducting fees to this SIM card by accepting terminal.When the SIM card determining to meet communicating requirement is two or more, all SIM card information meeting communicating requirement are exported to user by the display screen of mobile terminal, select one as the communication with accepting terminal for user, thus realize the operation such as to swipe the card to selected SIM card.
In the present invention, when determination module 12 is arranged in NFC chip, substantially identical with the processing mode of the baseband chip being arranged in mobile terminal, just, when the SIM card determining to meet communicating requirement is two or more, the SIM card information that need will meet communicating requirement by the display screen of baseband chip and mobile terminal exports.Due to the emphasis that this part is not technical solution of the present invention, repeat no more its details here.
Keyboard shown in figure and display screen can realize the function of aforesaid input module and output module respectively.
In the present invention, the accepting terminal of NFC comprises the terminals such as POS, reader, gate.
Like this, in the mobile terminal of plurality of SIM cards, by arranging a NFC device, can realize the operation of swiping the card to multiple SIM card, implementation structure is simple, and cost is lower.
Fig. 3 is the flow chart of the near field communication method that the present invention is based on mobile terminal, and as shown in Figure 3, the near field communication method of this example is carried out based on aforementioned mobile terminal, and the near field communication method that the present invention is based on mobile terminal comprises the following steps:
Step S302, has the accepting terminal of mobile terminal close to NFC of the support NFC of plurality of SIM cards, carries out communication process between accepting terminal and the NFC antenna of mobile terminal.Here, the application program supported in SIM cards of different operators may be different, and the communication mode that the accepting terminal of NFC is supported may also can be therefore different.
Support the application in the SIM card that the mobile terminal of NFC adopts SWP mode to connect.
The SIM card that the accepting terminal of step S304, NFC is connected with by SWP is applied mutual, select the SIM card with valid application, to communicate with it.
Step S306, judges whether the SIM card of current support in mobile terminal has valid application.Concrete, although mobile terminal has multiple SIM card, but logic switch only selects a SIM card (default setting) to connect with the NFC device in mobile terminal, when receiving the communicating requirement of outside accepting terminal, first determine whether the current SIM card connected with NFC device has valid application.
If judged result is yes, then perform step S308, otherwise, then perform S310.
Step S308, the valid application in record SIM card, comprises the multiple application in same SIM card.
Step S310, judges whether other SIM card in addition with valid application.Judged result is yes, then perform step S312, otherwise, then perform S316.
Step S312, NFC chip controls NFC antenna and closes.Because the application of current SIM card can be waited at laststate always, must radio frequency be closed, just can exit.
Step S314, NFC chip notice baseband chip controls switch logic switch, selects (such as according to the order of connection or the order by setting) SIM card to connect SWP agreement, open NFC antenna simultaneously in residue SIM card.
When no user is intervened, carry out next and there is searching of the SIM card of valid application, until searched all SIM card in mobile terminal.
Step S316, after all SIM card application trials terminate, judges whether to there is multiple SIM card with valid application.If it is perform step S318, otherwise perform step S328.
Step S318, provides user selection interface, is selected the SIM card communicated by user.
Whether step S320, judging that user selects is the current application being switched to the SIM card of NFC device.If it is step S318 is performed, otherwise, perform step S322.
Step S322, NFC chip controls NFC antenna and closes.Because the application of current SIM card can be waited at laststate always, must radio frequency be closed, just can exit.
Step S324, NFC chip notice baseband chip controls switch logic switch, and the SIM card that user is selected connects SWP agreement, opens NFC antenna simultaneously.
Step S326, accepting terminal and the SIM card of connection SWP agreement is applied alternately, selective gist.
Step S328, carries out transaction of swiping the card, completes and swipe the card.
In the present invention, the accepting terminal of NFC comprises the terminals such as POS, reader, gate.
In the present invention, in the mobile terminal of plurality of SIM cards, by arranging a NFC device, can realize the operation of swiping the card to multiple SIM card, implementation structure is simple, and cost is lower.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.
Claims (8)
1. support a mobile terminal for near-field communication, it is characterized in that, comprise near-field communication NFC device, logic switch, determination module, receiver module, output module, plural subscriber identification module SIM card;
Described NFC device comprises NFC chip and NFC antenna, for being connected respectively with described plural SIM card by described logic switch;
Can described determination module be used for meeting communicating requirement when determining that described plural SIM card connects described NFC device, comprise: judge whether the SIM card of current support in mobile terminal has valid application, if the SIM card of current support has valid application, then record the valid application in SIM card; Judge whether other SIM card in addition with valid application, if having other SIM card of valid application in addition, then trigger NFC chip;
Described NFC chip, for when having other SIM card of valid application in addition, closes NFC antenna, and described NFC chip notice baseband chip controls switch logic switch, selects a SIM card to connect single-wire-protocol SWP, open NFC antenna simultaneously in residue SIM card;
Described determination module, also for when no user is intervened, carries out next and has searching of the SIM card of valid application, until searched all SIM card in mobile terminal;
When the SIM card meeting communicating requirement is one, controls described logic switch and the SIM card meeting communicating requirement is switched to described NFC device; When the SIM card meeting communicating requirement is two or more, the SIM card information meeting communicating requirement is exported by described output module, and receive by receiver module the SIM card that user selects wish communication, control described logic switch and selected SIM card is connected described NFC device.
2. mobile terminal according to claim 1, is characterized in that, when described plural SIM card connects described NFC device by described logic switch, described plural SIM card is as the safety applications chip of described NFC device;
The accepting terminal of NFC device to be swiped the card operation to the SIM card meeting communicating requirement by described NFC device.
3. mobile terminal according to claim 1 and 2, is characterized in that, described determination module is arranged in baseband chip or the NFC chip of described mobile terminal;
Described NFC device is connected with described plural SIM card respectively by described logic switch, is specially, and described NFC antenna is connected to described NFC chip; The C6 pin of described SIM card is connected with the C6 pin of described NFC chip by single-wire-protocol SWP line, and the VCC pin of described SIM card is connected with the VCC pin of described NFC chip; Be connected by inner integrated I2C line or Universal Asynchronous Receive/transmission UART line between described NFC chip with described baseband chip.
4. mobile terminal according to claim 3, is characterized in that, the GND pin in described plural SIM card, RST pin, I/O pin and CLK pin are connected with the corresponding pin on described baseband chip respectively.
5. the near field communication method based on mobile terminal, it is characterized in that, be provided with NFC device, logic switch and plural SIM card in mobile terminal, described NFC device comprises NFC chip and NFC antenna, for being connected respectively with described plural SIM card by described logic switch; Described method comprises:
After the request of swiping the card of accepting terminal mobile terminal receive, when the SIM card determining to meet in the described plural SIM card in described mobile terminal communicating requirement is one, controls described logic switch and the SIM card meeting communicating requirement is switched to described NFC device; When the SIM card meeting communicating requirement is two or more, export the SIM card information meeting communicating requirement, and receive user and select, for the SIM card of communication, to control described logic switch and selected SIM card is connected described NFC device;
The described SIM card determining to meet in the described plural SIM card in described mobile terminal communicating requirement is one or comprises for two or more: judge whether the SIM card of current support in mobile terminal has valid application, if the SIM card of current support has valid application, then record the valid application in SIM card; Judge whether other SIM card in addition with valid application, if having other SIM card of valid application in addition, trigger NFC chip closes NFC antenna, then, selects a SIM card to connect single-wire-protocol SWP, open NFC antenna simultaneously in residue SIM card; When no user is intervened, carry out next and there is searching of the SIM card of valid application, until searched all SIM card in mobile terminal;
The accepting terminal of described NFC device to be swiped the card operation to the SIM card meeting communicating requirement by described NFC device.
6. method according to claim 5, is characterized in that, described NFC device is connected with described plural SIM card respectively by described logic switch, is specially, and described NFC antenna is connected to described NFC chip; The C6 pin of described SIM card is connected with the C6 pin of described NFC chip by single-wire-protocol SWP line, and the VCC pin of described SIM card is connected with the VCC pin of described NFC chip; Be connected by I2C or UART line between described NFC chip and the baseband chip of described mobile terminal.
7. method according to claim 6, is characterized in that, the GND pin in described plural SIM card, RST pin, I/O pin and CLK pin are connected with the corresponding pin on described baseband chip respectively.
8. method according to claim 6, is characterized in that, described method also comprises:
Accepting terminal judges whether the SIM card that described logic switch is connected has valid application, and searches in residue SIM card whether have valid application;
When starting to search, NFC chip controls NFC antenna and closes, and notifies that baseband chip controls switch logic switch, selects a SIM card to connect SWP, open NFC antenna simultaneously in residue SIM card.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010119591.6A CN101772215B (en) | 2010-02-23 | 2010-02-23 | Support mobile terminal and the near field communication method thereof of near-field communication |
| PCT/CN2010/074735 WO2011103733A1 (en) | 2010-02-23 | 2010-06-29 | Mobile terminal for supporting near field communication and near field communication method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010119591.6A CN101772215B (en) | 2010-02-23 | 2010-02-23 | Support mobile terminal and the near field communication method thereof of near-field communication |
Publications (2)
| Publication Number | Publication Date |
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| CN101772215A CN101772215A (en) | 2010-07-07 |
| CN101772215B true CN101772215B (en) | 2015-10-21 |
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| CN201010119591.6A Active CN101772215B (en) | 2010-02-23 | 2010-02-23 | Support mobile terminal and the near field communication method thereof of near-field communication |
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| CN (1) | CN101772215B (en) |
| WO (1) | WO2011103733A1 (en) |
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| CN101937520B (en) * | 2010-09-03 | 2012-10-10 | 武汉天喻信息产业股份有限公司 | Telecom smart card for realizing near field communication function |
| EP2652671B1 (en) | 2010-12-15 | 2015-04-22 | STMicroelectronics (Rousset) SAS | Method and device for managing information exchange between a main element, for example a nfc controller, and a set of at least two auxiliary elements |
| CN102035576B (en) * | 2010-12-24 | 2013-04-10 | 上海复旦微电子股份有限公司 | Data transmission method |
| CN102082590B (en) * | 2010-12-24 | 2014-08-20 | 上海复旦微电子集团股份有限公司 | Data transmission method |
| FR2970617B1 (en) | 2011-01-14 | 2013-01-25 | St Microelectronics Rousset | PROTECTION OF A SAFETY ELEMENT COUPLED TO AN NFC CIRCUIT |
| CN102655547A (en) * | 2011-03-01 | 2012-09-05 | 凹凸电子（武汉）有限公司 | Electronic device for data transmission, controller and control method thereof |
| CN102325203B (en) * | 2011-05-10 | 2015-06-17 | 惠州Tcl移动通信有限公司 | Mobile terminal and communication device thereof |
| CN102215053B (en) * | 2011-06-03 | 2014-06-25 | 惠州Tcl移动通信有限公司 | Near field communication terminal with security mechanism |
| CN102316215A (en) * | 2011-08-10 | 2012-01-11 | 深圳市安泰吉信息技术有限公司 | Mobile terminal with NFG (near field communication) function |
| CN103035082B (en) * | 2011-09-29 | 2016-09-14 | 南京中兴新软件有限责任公司 | A kind of mobile payment device preventing the stolen brush of mobile payment card |
| CN104066075A (en) * | 2013-03-20 | 2014-09-24 | 华为终端有限公司 | Communication method, device and system based on user identification module |
| CN104239829B (en) * | 2013-06-07 | 2018-05-04 | 中兴通讯股份有限公司 | Near field communication means and method |
| CN104463255B (en) * | 2013-09-12 | 2018-03-23 | 中国银联股份有限公司 | For being connected the switching device and method of simultaneously handover security carrier automatically with NFC chip |
| CN105933036B (en) * | 2016-04-20 | 2019-06-14 | Oppo广东移动通信有限公司 | A kind of NFC communication device and method |
| CN109034785B (en) * | 2018-07-03 | 2021-02-02 | 四川科道芯国智能技术股份有限公司 | Application switching method and device |
| CN109743722B (en) * | 2019-01-03 | 2022-02-01 | 中国联合网络通信集团有限公司 | Network connection processing method and device |
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| EP1051052A1 (en) * | 1999-05-07 | 2000-11-08 | Darwish Bin Karam Humaid | Radiotelephone with multiple SIM card readers |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2011103733A1 (en) | 2011-09-01 |
| CN101772215A (en) | 2010-07-07 |
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