CN201527655U - Non-contact IC card double-frequency card reading device with mobile phone card swiping distance detecting function - Google Patents
Non-contact IC card double-frequency card reading device with mobile phone card swiping distance detecting function Download PDFInfo
- Publication number
- CN201527655U CN201527655U CN2009201835455U CN200920183545U CN201527655U CN 201527655 U CN201527655 U CN 201527655U CN 2009201835455 U CN2009201835455 U CN 2009201835455U CN 200920183545 U CN200920183545 U CN 200920183545U CN 201527655 U CN201527655 U CN 201527655U
- Authority
- CN
- China
- Prior art keywords
- radio
- frequency
- card
- circuit
- mobile phone
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
-
- 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
- G06K7/10118—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 sensing being preceded by at least one preliminary step
- G06K7/10128—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 sensing being preceded by at least one preliminary step the step consisting of detection of the presence of one or more record carriers in the vicinity of the interrogation device
-
- 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
- G06K7/10316—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 using at least one antenna particularly designed for interrogating the wireless record carriers
- G06K7/10346—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 using at least one antenna particularly designed for interrogating the wireless record carriers the antenna being of the far field type, e.g. HF types or dipoles
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Toxicology (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electromagnetism (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Artificial Intelligence (AREA)
- General Health & Medical Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Near-Field Transmission Systems (AREA)
- Telephone Function (AREA)
Abstract
The utility model discloses a non-contact IC card double-frequency card reading device with a mobile phone card swiping distance detecting function, which comprises a sensing coil circuit, a 13.56M non-contact card reading control device, a rectification circuit, a first radio-frequency antenna, a first 2.4G radio-frequency receiving and transmitting driving circuit, a program-controlled attenuation circuit, a second radio-frequency antenna, a second 2.4G radio-frequency receiving and transmitting driving circuit, a main CPU circuit and a USB/series interface. The card reading device with the structure can realize double-frequency reading function of ISO 1444313.56M and 2.4G RF-SIM radio-frequency mobile phone SIM cards, and can accurately detect connecting distance of a mobile phone and the card reading device by utilizing the principle of electromagnetic mutual-induction of a sensing coil of the card reading device when a mobile phone card is swiped, thereby accurately controlling strength of radio-frequency signals when the mobile phone is connected with the card reading device, further locating the card swiping distance of the mobile phone, and being favorable for promotion and application of mobile phones with mobile phone radio-frequency cards when used for mobile payment.
Description
Technical field
The utility model relates to communication technique field, particularly relates to the contactless IC card double frequency reader device with mobile phone card-brushing distance detection function.
Background technology
Fast development along with Chinese national economy, the significantly raising of living standards of the people, the particularly fast development of mobile communication technology and be accompanied by the development of market economy needs, the function of mobile phone is increasing, no longer be confined to make a phone call and receive and dispatch short message, this just makes that also the application of mobile phone is quite universal, and mobile phone has become the indispensable a kind of essential articles for use of institute in people's daily life in fact, and is the necessity of carrying.
Just because of the increase day by day of this effect of mobile phone, mobile phone also begins to rise as a kind of means of mobile payment.From security consideration, use mobile phone to carry out mobile payment, just must suitably control the distance of swiping the card of mobile phone, this distance requires usually in 5cm, swipe the card easy stolen brush of distance or mistake brush far away excessively.
Adopting the mobile phone radio frequency card is that radio frequency cellphone subscriber identification card is to support relatively effective technical means of mobile phone card-brushing, yet, because the directivity of radiofrequency signal, watt level is accepted sensitivity, is difficult to accurately control, will detect and control the distance of swiping the card of mobile phone exactly, be a difficult problem always.Thereby influenced the mobile phone that has the mobile phone radio frequency card and carried out applying of mobile payment.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, a kind of contactless IC card double frequency reader device with mobile phone card-brushing distance detection function is provided, can realize the double frequency read-write capability of ISO1444313.56M and 2.4G RF-SIM radio frequency SIM cards of mobile phones, access distance by accurate testing mobile phone and reader device, thereby accurately control mobile phone is connected radiofrequency signal when shaking hands with reader device power, and then realize the distance of swiping the card of locking mobile phone, the mobile phone that helps having the mobile phone radio frequency card carries out applying of mobile payment.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of contactless IC card double frequency reader device with mobile phone card-brushing distance detection function comprises:
One inductive coil circuit is used for receiving and dispatching induced signal;
One 13.56M non-contact card Card Reader control circuit is used for the inductive coil circuit is driven, and realizes the operation to the read-write of ISO14443 standard IC-card;
One rectification circuit is used for AC signal is converted to direct current signal;
One first radio-frequency antenna is used for receiving and dispatching the 2.4G radiofrequency signal;
One the one 2.4G radio-frequency receiving-transmitting driving circuit is used for controlling the radiofrequency signal decay, realizes being connected control with replying of 2.4G mobile phone radio frequency card, is provided with the A/D translation interface and is used for realizing the A/D conversion;
One program control attenuator circuit is used for regulating the attenuation degree of radiofrequency signal power;
One second radio-frequency antenna is used for receiving and dispatching the 2.4G radiofrequency signal;
One the 2nd 2.4G radio-frequency receiving-transmitting driving circuit, be used for realizing and 2.4G mobile phone radio frequency card between the transmitting-receiving of data;
One host CPU circuit is analyzed, calculates, is judged and handle the signal of input, the output control signal; Adopt the GPIO general-purpose interface, be connected with 13.56M non-contact card Card Reader control circuit, a 2.4G radio-frequency receiving-transmitting driving circuit and the 2nd 2.4G radio-frequency receiving-transmitting driving circuit, realize reading and writing data and device interrupt and control with software simulation SPI serial line interface;
One USB/ serial line interface is used for realizing and being connected of external unit;
The inductive coil circuit is connected with 13.56M non-contact card Card Reader control circuit; The output of inductive coil circuit is connected with the input of rectification circuit; The output of rectification circuit is connected to a 2.4G radio-frequency receiving-transmitting driving circuit; The one 2.4G radio-frequency receiving-transmitting driving circuit is connected with program control attenuator circuit; Program control attenuator circuit is connected with first radio-frequency antenna; Second radio-frequency antenna is connected with the 2nd 2.4G radio-frequency receiving-transmitting driving circuit; The host CPU circuit is connected with 13.56M non-contact card Card Reader control circuit, a 2.4G radio-frequency receiving-transmitting driving circuit and the 2nd 2.4G radio-frequency receiving-transmitting driving circuit respectively; The host CPU circuit is connected with the USB/ serial line interface.
Further, also comprise the system debug interface, the system debug interface is connected with the host CPU circuit.
Described first radio-frequency antenna is the power attenuation antenna.
Described second radio-frequency antenna is the PCB microstrip antenna.
The inductive coil in the described inductive coil circuit and first radio-frequency antenna, second radio-frequency antenna are arranged in the same physical plane.
The described inductive coil and first radio-frequency antenna, second radio-frequency antenna are produced on the same pcb board.
Contactless IC card double frequency reader device with mobile phone card-brushing distance detection function of the present utility model, the double frequency read-write capability with ISO1444313.56M and 2.4G RF-SIM radio frequency SIM cards of mobile phones.When adopting the ISO14443 standard card, be that contactless IC card is swiped the card when operating, the host CPU circuit of reader device, 13.56M non-contact card Card Reader control circuit and inductive coil circuit working, realization is read and write contactless IC card, and the result after will reading and writing sends to the equipment on backstage by the USB/ serial line interface.When what adopt is that the 2.4G mobile phone radio frequency sticks into row when swiping the card operation, because 2.4G mobile phone radio frequency card is an emitting radio frequency signal, therefore, must carries out distance and control; At 2.4G mobile phone radio frequency card when this reader device, inductive coil in the inductive coil circuit is subjected to the excitation of the ac-excited signal of high frequency (being 13.56M) that applied by 13.56M non-contact card Card Reader control circuit always, this high-frequency AC excitation signal makes described inductive coil form a sine alternating magnetic field at its periphery, and the inductive coil circuit is to voltage signal of rectification circuit output; When 2.4G mobile phone radio frequency card when this reader device, be subjected to the influence of described sine alternating magnetic field, the metallics of mobile phone self produces eddy current, this eddy current produces new alternating magnetic field again, this new alternating magnetic field causes the impedance of the inductive coil of described inductive coil circuit to change, the inductive coil circuit is to the voltage signal of a variation of rectification circuit output, the voltage signal of this variation and mobile phone become certain corresponding relation near the distance of reader device, can obtain distance between mobile phone and the reader device by detecting this magnitude of voltage; By rectification circuit the voltage signal that reads is carried out becoming a direct current signal after rectification is handled, this direct current signal inserts the A/D translation interface of a 2.4G radio-frequency receiving-transmitting driving circuit, carry out the A/D conversion by a 2.4G radio-frequency receiving-transmitting driving circuit, the data after the conversion are exported to the host CPU circuit by a 2.4G radio-frequency receiving-transmitting driving circuit; The host CPU circuit is analyzed, is calculated and handle data, and and then to 2.4G radio-frequency receiving-transmitting driving circuit output control signal, by the attenuation degree of a 2.4G radio-frequency receiving-transmitting driving circuit, thereby realize that a 2.4G radio-frequency receiving-transmitting driving circuit is connected by shaking hands between first radio-frequency antenna and the 2.4G mobile phone radio frequency card by program control attenuator circuit control radiofrequency signal; After the connection of shaking hands, export control signal by the host CPU circuit to the 2nd 2.4G radio-frequency receiving-transmitting driving circuit, by carrying out data transmit-receive between second radio-frequency antenna and the 2.4G mobile phone radio frequency card, promptly by second radio-frequency antenna 2.4G mobile phone radio frequency is sticked into the line data read-write by the 2nd 2.4G radio-frequency receiving-transmitting driving circuit by the 2nd 2.4G radio-frequency receiving-transmitting driving circuit.This process is when using mobile phone card-brushing and the undesirable mutual electromagnetic inductance principle of the inductive coil of reader device, accurately test out the access distance of mobile phone and reader device, thereby accurately control mobile phone is connected radiofrequency signal when shaking hands with reader device power, thereby the distance of swiping the card of locking mobile phone.
Contactless IC card double frequency reader device with mobile phone card-brushing distance detection function of the present utility model, with 13.56M inductive coil and 2.4G radio frequency unit antenna (i.e. first radio-frequency antenna and second radio-frequency antenna), be in the same physical plane of same device, on a PCB, realize, thereby obtain accurate more result of use.The utility model is to adopt two-way 2.4G radio frequency unit, and one the tunnel is used for the transmission and the reception of data, and another road is specifically designed to shaking hands of mobile phone and is connected; The transmission of data and the radio-frequency antenna of receiving element i.e. second radio-frequency antenna, adopts the PCB microstrip antenna, can guarantee that signal receives and the reliability that sends; Mobile phone i.e. first radio-frequency antenna of linkage unit radio-frequency antenna of shaking hands adopts the power attenuation antenna; Adopting the power part device that declines is the decay intensity that program control attenuator circuit comes accurate control signal, power attenuation is divided into 32 grades, 0-32db, the radio-frequency receiving-transmitting chip for driving itself that the one 2.4G radio-frequency receiving-transmitting driving circuit is adopted can also have 0dbm--18dbm, is divided into 4 grades power or sensitivity decay control.The host CPU circuit adopts the GPIO general-purpose interface, with software simulation SPI serial line interface, has enlarged hardware resource utilization, 3 pipeline equipment consolidation forms.
The beneficial effects of the utility model are, owing to adopted the inductive coil circuit, 13.56M non-contact card Card Reader control circuit, rectification circuit, first radio-frequency antenna, the one 2.4G radio-frequency receiving-transmitting driving circuit, program control attenuator circuit, second radio-frequency antenna, the 2nd 2.4G radio-frequency receiving-transmitting driving circuit, host CPU circuit and USB/ serial line interface constitute the contactless IC card double frequency reader device with mobile phone card-brushing distance detection function, can realize the double frequency read-write capability of ISO14443 13.56M and 2.4G RF-SIM radio frequency SIM cards of mobile phones, when utilizing mobile phone card-brushing and the undesirable mutual electromagnetic inductance principle of the inductive coil of reader device, accurately test out the access distance of mobile phone and reader device, thereby accurately control mobile phone is connected radiofrequency signal when shaking hands with reader device power, and then realize the distance of swiping the card of locking mobile phone, the mobile phone that helps having the mobile phone radio frequency card carries out applying of mobile payment.
Below in conjunction with drawings and Examples the utility model is described in further detail; But the contactless IC card double frequency reader device with mobile phone card-brushing distance detection function of the present utility model is not limited to embodiment.
Description of drawings
Fig. 1 is a theory diagram of the present utility model;
Fig. 2 is the circuit diagram of host CPU circuit of the present utility model, USB/ serial line interface and system debug interface;
Fig. 3 is the circuit diagram of 13.56M non-contact card Card Reader control circuit of the present utility model, inductive coil circuit and rectification circuit;
Fig. 4 is the circuit diagram of a 2.4G radio-frequency receiving-transmitting driving circuit of the present utility model and program control attenuator circuit;
Fig. 5 is the circuit diagram of the 2nd 2.4G radio-frequency receiving-transmitting driving circuit of the present utility model.
Embodiment
Embodiment, shown in accompanying drawing, a kind of contactless IC card double frequency reader device with mobile phone card-brushing distance detection function of the present utility model comprises:
One inductive coil circuit 1 is used for receiving and dispatching induced signal; Inductive coil circuit 1 is made up of inductive coil LOOP, interface X4, interface X5 and peripheral resistance, electric capacity, inductance etc.;
One 13.56M non-contact card Card Reader control circuit 2 is used for inductive coil circuit 1 is driven, and realizes the operation to the read-write of ISO14443 standard IC-card; 13.56M non-contact card Card Reader control circuit 2 is that chip N7 and the peripheral circuit of MFRC531 formed by model, it is local frequency that chip N7 adopts the crystal of 13.56MHz;
One rectification circuit 3 is used for AC signal is converted to direct current signal; Rectification circuit 3 is made up of diode D1, diode D2, resistance R 10, resistance R 22, resistance R 23, inductance L 10, capacitor C 5 and capacitor C 12, and TX1-A, TX2-A are input end, and MADC is an output terminal;
One first radio-frequency antenna 4 is antenna ATN2, is used for receiving and dispatching the 2.4G radiofrequency signal;
One the one 2.4G radio-frequency receiving-transmitting driving circuit 5 is used for controlling the radiofrequency signal decay, realizes being connected control with replying of 2.4G mobile phone radio frequency card, is provided with the A/D translation interface and is used for realizing the A/D conversion; The one 2.4G radio-frequency receiving-transmitting driving circuit 5 is that chip N1 and the peripheral circuit thereof of RFTR70 formed by model, ANT1, ANT2 are the radiofrequency signal connecting pin, and it is local frequency that chip N1 adopts the crystal of 16MHz, through after the inner frequency multiplication, radio frequency carrier frequency is 2.4GHz, in ISM band;
One program control attenuator circuit 6 is used for regulating the attenuation degree of radiofrequency signal power; Program control attenuator circuit 6 mainly is made of chip N2;
One second radio-frequency antenna 7 is antenna ATN1, is used for receiving and dispatching the 2.4G radiofrequency signal;
One the 2nd 2.4G radio-frequency receiving-transmitting driving circuit 8, be used for realizing and 2.4G mobile phone radio frequency card between the transmitting-receiving of data; The 2nd 2.4G radio-frequency receiving-transmitting driving circuit 8 is that chip N3 and the peripheral circuit thereof of RFTR98 formed by model, ANT1, ANT2 are the radiofrequency signal connecting pin, and it is local frequency that chip N3 adopts the crystal of 16MHz, through after the inner frequency multiplication, radio frequency carrier frequency is 2.4GHz, in ISM band;
One host CPU circuit 9 is analyzed, calculates, is judged and handle the signal of input, the output control signal; Adopt the GPIO general-purpose interface, be connected with 13.56M non-contact card Card Reader control circuit, a 2.4G radio-frequency receiving-transmitting driving circuit and the 2nd 2.4G radio-frequency receiving-transmitting driving circuit, realize reading and writing data and device interrupt and control with software simulation SPI serial line interface; Host CPU circuit 9 is that chip N6 and the peripheral circuit thereof of HC81 formed by model;
One USB/ serial line interface 10 is interface X1, is used for realizing and being connected of external unit;
Further, comprise that also system debug interface 11 is interface X3, system debug interface 11 is connected with host CPU circuit 9.
Wherein:
Described first radio-frequency antenna 4 is the power attenuation antenna;
Described second radio-frequency antenna 7 is the PCB microstrip antenna;
Inductive coil in the described inductive coil circuit 1 and first radio-frequency antenna 4, second radio-frequency antenna 7 are arranged in the same physical plane;
The described inductive coil and first radio-frequency antenna, second radio-frequency antenna are produced on the same pcb board.
Contactless IC card double frequency reader device with mobile phone card-brushing distance detection function of the present utility model, the double frequency read-write capability with ISO1444313.56M and 2.4G RF-SIM radio frequency SIM cards of mobile phones.When adopting the ISO14443 standard card, be that contactless IC card is swiped the card when operating, the host CPU circuit 9 of reader device, 13.56M non-contact card Card Reader control circuit 2 and 1 work of inductive coil circuit, realization is read and write contactless IC card, and the result after will reading and writing sends to the equipment on backstage by USB/ serial line interface 10.When what adopt is that the 2.4G mobile phone radio frequency sticks into row when swiping the card operation, because 2.4G mobile phone radio frequency card is an emitting radio frequency signal, therefore, must carries out distance and control; At 2.4G mobile phone radio frequency card when this reader device, inductive coil in the inductive coil circuit 1 is subjected to the excitation of the ac-excited signal of high frequency (being 13.56M) that applied by 13.56M non-contact card Card Reader control circuit 2 always, this high-frequency AC excitation signal makes described inductive coil form a sine alternating magnetic field at its periphery, and inductive coil circuit 1 is to voltage signal of rectification circuit 3 outputs; When 2.4G mobile phone radio frequency card when this reader device, be subjected to the influence of described sine alternating magnetic field, the metallics of mobile phone self produces eddy current, this eddy current produces new alternating magnetic field again, this new alternating magnetic field causes the impedance of the inductive coil of described inductive coil circuit 1 to change, inductive coil circuit 1 is to the voltage signal of a variation of rectification circuit 3 outputs, the voltage signal of this variation and mobile phone become certain corresponding relation near the distance of reader device, can obtain distance between mobile phone and the reader device by detecting this magnitude of voltage; Undertaken becoming a direct current signal after rectification is handled by 3 pairs of voltage signals that read of rectification circuit, this direct current signal inserts the A/D translation interface of a 2.4G radio-frequency receiving-transmitting driving circuit 5, carry out the A/D conversion by a 2.4G radio-frequency receiving-transmitting driving circuit 5, the data after the conversion are exported to host CPU circuit 9 by a 2.4G radio-frequency receiving-transmitting driving circuit 5; 9 pairs of data of host CPU circuit are analyzed, are calculated and handle, and and then to a 2.4G radio-frequency receiving-transmitting driving circuit 5 output control signals, by the attenuation degree of a 2.4G radio-frequency receiving-transmitting driving circuit 5, thereby realize that a 2.4G radio-frequency receiving-transmitting driving circuit 5 is connected by shaking hands between first radio-frequency antenna 4 and the 2.4G mobile phone radio frequency card by program control attenuator circuit 6 control radiofrequency signals; After the connection of shaking hands, export control signals by host CPU circuit 9 to the 2nd 2.4G radio-frequency receiving-transmitting driving circuit 8, by carrying out data transmit-receive between second radio-frequency antenna 7 and the 2.4G mobile phone radio frequency card, promptly stick into the line data read-write by 7 pairs of 2.4G mobile phone radio frequencies of second radio-frequency antenna by the 2nd 2.4G radio-frequency receiving-transmitting driving circuit 8 by the 2nd 2.4G radio-frequency receiving-transmitting driving circuit 8.This process is when using mobile phone card-brushing and the undesirable mutual electromagnetic inductance principle of the inductive coil of reader device, accurately test out the access distance of mobile phone and reader device, thereby accurately control mobile phone is connected radiofrequency signal when shaking hands with reader device power, thereby the distance of swiping the card of locking mobile phone.
Contactless IC card double frequency reader device with mobile phone card-brushing distance detection function of the present utility model, with 13.56M inductive coil and 2.4G radio frequency unit antenna (i.e. first radio-frequency antenna and second radio-frequency antenna), be in the same physical plane of same device, on a PCB, realize, thereby obtain accurate more result of use.The utility model is to adopt two-way 2.4G radio frequency unit, and one the tunnel is used for the transmission and the reception of data, and another road is specifically designed to shaking hands of mobile phone and is connected; The transmission of data and the radio-frequency antenna of receiving element i.e. second radio-frequency antenna 7, adopts the PCB microstrip antenna, can guarantee that signal receives and the reliability that sends; Mobile phone i.e. first radio-frequency antenna 4 of linkage unit radio-frequency antenna of shaking hands adopts the power attenuation antenna; Adopting the power part device that declines is the decay intensity of program control attenuator circuit 6 accurate control signals, power attenuation is divided into 32 grades, 0-32db, the radio-frequency receiving-transmitting chip for driving itself that the one 2.4G radio-frequency receiving-transmitting driving circuit 5 is adopted can also have 0dbm--18dbm, is divided into 4 grades power or sensitivity decay control.Host CPU circuit 9 adopts the GPIO general-purpose interface, with software simulation SPI serial line interface, has enlarged hardware resource utilization, 3 pipeline equipment consolidation forms.
The foregoing description only is used for further specifying the contactless IC card double frequency reader device with mobile phone card-brushing distance detection function of the present utility model; but the utility model is not limited to embodiment; every foundation technical spirit of the present utility model all falls into the protection domain of technical solutions of the utility model to any simple modification, equivalent variations and modification that above embodiment did.
Claims (6)
1. contactless IC card double frequency reader device with mobile phone card-brushing distance detection function is characterized in that: comprising:
One inductive coil circuit;
One 13.56M non-contact card Card Reader control circuit;
One rectification circuit;
One first radio-frequency antenna;
One the one 2.4G radio-frequency receiving-transmitting driving circuit;
One program control attenuator circuit;
One second radio-frequency antenna;
One the 2nd 2.4G radio-frequency receiving-transmitting driving circuit;
One host CPU circuit;
One USB/ serial line interface;
The inductive coil circuit is connected with 13.56M non-contact card Card Reader control circuit; The output of inductive coil circuit is connected with the input of rectification circuit; The output of rectification circuit is connected to a 2.4G radio-frequency receiving-transmitting driving circuit; The one 2.4G radio-frequency receiving-transmitting driving circuit is connected with program control attenuator circuit; Program control attenuator circuit is connected with first radio-frequency antenna; Second radio-frequency antenna is connected with the 2nd 2.4G radio-frequency receiving-transmitting driving circuit; The host CPU circuit is connected with 13.56M non-contact card Card Reader control circuit, a 2.4G radio-frequency receiving-transmitting driving circuit and the 2nd 2.4G radio-frequency receiving-transmitting driving circuit respectively; The host CPU circuit is connected with the USB/ serial line interface.
2. the contactless IC card double frequency reader device with mobile phone card-brushing distance detection function according to claim 1 is characterized in that: further, also comprise the system debug interface, the system debug interface is connected with the host CPU circuit.
3. the contactless IC card double frequency reader device with mobile phone card-brushing distance detection function according to claim 1 and 2, it is characterized in that: described first radio-frequency antenna is the power attenuation antenna.
4. the contactless IC card double frequency reader device with mobile phone card-brushing distance detection function according to claim 3, it is characterized in that: described second radio-frequency antenna is the PCB microstrip antenna.
5. the contactless IC card double frequency reader device with mobile phone card-brushing distance detection function according to claim 4, it is characterized in that: the inductive coil in the described inductive coil circuit and first radio-frequency antenna, second radio-frequency antenna are arranged in the same physical plane.
6. the contactless IC card double frequency reader device with mobile phone card-brushing distance detection function according to claim 5, it is characterized in that: the described inductive coil and first radio-frequency antenna, second radio-frequency antenna are produced on the same pcb board.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009201835455U CN201527655U (en) | 2009-10-23 | 2009-10-23 | Non-contact IC card double-frequency card reading device with mobile phone card swiping distance detecting function |
PCT/CN2010/077731 WO2011047604A1 (en) | 2009-10-23 | 2010-10-14 | Non-contact ic card dual-frequency card reading device with cell phone card-swiping distance detection funtion |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009201835455U CN201527655U (en) | 2009-10-23 | 2009-10-23 | Non-contact IC card double-frequency card reading device with mobile phone card swiping distance detecting function |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201527655U true CN201527655U (en) | 2010-07-14 |
Family
ID=42518939
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009201835455U Expired - Lifetime CN201527655U (en) | 2009-10-23 | 2009-10-23 | Non-contact IC card double-frequency card reading device with mobile phone card swiping distance detecting function |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN201527655U (en) |
WO (1) | WO2011047604A1 (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011047604A1 (en) * | 2009-10-23 | 2011-04-28 | 厦门盛华电子科技有限公司 | Non-contact ic card dual-frequency card reading device with cell phone card-swiping distance detection funtion |
CN102073887A (en) * | 2010-12-31 | 2011-05-25 | 武汉天喻信息产业股份有限公司 | Radio frequency SIM card communication system and method for controlling effective distance thereof |
WO2011097868A1 (en) * | 2010-02-09 | 2011-08-18 | 深圳市江波龙电子有限公司 | Card reading terminal and card reading method thereof |
CN104794413A (en) * | 2014-08-27 | 2015-07-22 | 北京中电华大电子设计有限责任公司 | Non-contact IC card energy adaptation method |
CN108520576A (en) * | 2018-03-06 | 2018-09-11 | 永安行科技股份有限公司 | It is a kind of for the control method of vehicle, smart lock and vehicle |
CN112987948A (en) * | 2021-03-04 | 2021-06-18 | 维沃移动通信有限公司 | Detection method and electronic equipment |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106841995A (en) * | 2017-03-01 | 2017-06-13 | 吉安市井开区吉军科技有限公司 | A kind of magnetic head chip intelligent test system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI250768B (en) * | 2004-11-01 | 2006-03-01 | Inventec Appliances Corp | Method and device to combine mobile phone with contactless IC card |
WO2007121607A1 (en) * | 2006-04-20 | 2007-11-01 | Utstarcom Telecom Co., Ltd. | A portable device having noncontact smart card function |
CN201527655U (en) * | 2009-10-23 | 2010-07-14 | 厦门盛华电子科技有限公司 | Non-contact IC card double-frequency card reading device with mobile phone card swiping distance detecting function |
-
2009
- 2009-10-23 CN CN2009201835455U patent/CN201527655U/en not_active Expired - Lifetime
-
2010
- 2010-10-14 WO PCT/CN2010/077731 patent/WO2011047604A1/en active Application Filing
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011047604A1 (en) * | 2009-10-23 | 2011-04-28 | 厦门盛华电子科技有限公司 | Non-contact ic card dual-frequency card reading device with cell phone card-swiping distance detection funtion |
WO2011097868A1 (en) * | 2010-02-09 | 2011-08-18 | 深圳市江波龙电子有限公司 | Card reading terminal and card reading method thereof |
CN102073887A (en) * | 2010-12-31 | 2011-05-25 | 武汉天喻信息产业股份有限公司 | Radio frequency SIM card communication system and method for controlling effective distance thereof |
CN102073887B (en) * | 2010-12-31 | 2013-04-17 | 武汉天喻信息产业股份有限公司 | Radio frequency SIM card communication system and method for controlling effective distance thereof |
CN104794413A (en) * | 2014-08-27 | 2015-07-22 | 北京中电华大电子设计有限责任公司 | Non-contact IC card energy adaptation method |
CN108520576A (en) * | 2018-03-06 | 2018-09-11 | 永安行科技股份有限公司 | It is a kind of for the control method of vehicle, smart lock and vehicle |
CN112987948A (en) * | 2021-03-04 | 2021-06-18 | 维沃移动通信有限公司 | Detection method and electronic equipment |
WO2022183981A1 (en) * | 2021-03-04 | 2022-09-09 | 维沃移动通信有限公司 | Detection method and electronic device |
CN112987948B (en) * | 2021-03-04 | 2024-03-26 | 维沃移动通信有限公司 | Detection method and electronic equipment |
Also Published As
Publication number | Publication date |
---|---|
WO2011047604A1 (en) | 2011-04-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201527655U (en) | Non-contact IC card double-frequency card reading device with mobile phone card swiping distance detecting function | |
CN101888277B (en) | Intelligent expansion card and near field communication control system and method based on RSSI | |
JP5367847B2 (en) | Terminal supporting enhancement type short-range wireless communication and processing method thereof | |
US8693949B2 (en) | Near-field RF communicators having a low-energy pre-polling process | |
TW200616418A (en) | Method and device to combine mobile phone with contactless IC card | |
CN103177228B (en) | A kind of smart card method of work and smart card | |
CN203084751U (en) | RFID mobile communication terminal | |
CN203287939U (en) | Mobile payment full-card supporting single-wire transport protocol | |
CN203552291U (en) | Active non-contact intelligent card | |
CN203644053U (en) | IC card management system based on bluetooth | |
CN203444488U (en) | ISO7816 standard IC card and non-contact intelligent card reading module | |
CN201429849Y (en) | Radio frequency identification reader-writer | |
CN201408439Y (en) | External smart card | |
CN102999742A (en) | Central processing unit (CPU) card reader | |
CN201974816U (en) | Radio frequency card reading equipment for achieving near-field communication | |
CN201465137U (en) | Non-contact card reader | |
CN207752488U (en) | A kind of RFID handheld devices | |
CN201191643Y (en) | Non-contact RFID antenna for mobile terminal | |
CN202838388U (en) | Mobile phone subscriber identity module supportive to inductive coupling and radio frequency tag | |
CN202976147U (en) | Integrated radio frequency CPU card card-reading device | |
CN202650024U (en) | Radio frequency identification device of 51 single-chip microcomputer | |
CN102256018A (en) | Mobile phone with integrated RFID (Radio Frequency Identification) function and communication method thereof | |
CN202795429U (en) | Mobile phone user identification card with centrally-mounted decoder capable of supporting close range inductive coupling | |
CN206711111U (en) | Reader, RFID label tag and RFID identification system | |
CN102467678B (en) | Radio-frequency subscriber identity module (SIM) card with double-frequency communication mechanism |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20100714 |