CN203025720U - Card reading device based on audio interface - Google Patents
Card reading device based on audio interface Download PDFInfo
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- CN203025720U CN203025720U CN2012207488281U CN201220748828U CN203025720U CN 203025720 U CN203025720 U CN 203025720U CN 2012207488281 U CN2012207488281 U CN 2012207488281U CN 201220748828 U CN201220748828 U CN 201220748828U CN 203025720 U CN203025720 U CN 203025720U
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- contact
- card
- interface
- mobile terminal
- contact card
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- Expired - Lifetime
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/14—Details of telephonic subscriber devices including a card reading device
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- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Telephone Function (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The utility model discloses a card reading device based on an audio interface. The device comprises an audio interface, a power supplying circuit, a main control chip, a contact card opening and a non-contact card opening; the main control chip is used for detecting whether a contact type card is accessed into the contact card opening or not and detecting whether a non-contact type card is accessed into the non-contact card opening or not; after the main control chip detects that the contact type card is accessed into the contact card opening, communication connection is established through the contact card opening and the non-contact card opening; after the main control chip detects that the non-contact type card is accessed into the non-contact card opening, communication connection is established through the non-contact card opening and the non-contact type card; and the card reading device can realize operations of recharging, consumption and the like of two types of intelligent cards, and the problem in the prior art that the function of card reading equipment is single is solved.
Description
Technical field
The utility model relates to communication technical field, particularly relates to a kind of reader device based on audio interface.
Background technology
In order to provide amenities for the people, the user often makes water card, electric card, mass transit card and bank card etc. carry out Stored Value and consumption with the smart card of chip, prevents from carrying the financial losses that cash brings.Supplementing with money and the operation of the business such as consumption of smart card generally needs carry out to the outlet of fixing, and takies the time of extensive work and life, and untimely supplementing with money can cause smart card to use, and brings a lot of inconvenience to daily life.In order to reduce waste of time, can adopt the mobile-phone payment mode business operation such as to supplement with money to smart card.
Mobile-phone payment is a kind of modes of payments commonly used, mobile-phone payment is also referred to as mobile payment (Mobile Payment), refer to that the mobile subscriber sets up relation one to one with mobile terminal and user's bank card account number, use mobile terminal (normally mobile phone) to carry out to commodity or the service of consuming a kind of method of service that account is paid.Mobile-phone payment is simple to operate, can carry out the payment transaction operation whenever and wherever possible, is a kind of major way of current quick payment.
Use mobile-phone payment the business operation such as to supplement with money to smart card, the service data information that mobile terminal sends need to be sent to smart card by card-reading apparatus, after smart card receives business datum, the business operation of being correlated with according to business datum, then the business processing data are sent to mobile terminal by card-reading apparatus.Card-reading apparatus combines Mobile-Payment Technology and intelligent card data read-write technology, for different smart cards such as water card, electric card, mass transit card and bank cards, adopt different card-reading apparatus, realize by mobile-phone payment function supplementing with money and the business operation such as consumption smart card.
When those skilled in the art state card-reading apparatus in the use, find to have following shortcoming:
Smart card mainly contains two kinds of contact-type, smart cards and non-contact type smart cards, traditional card-reading apparatus can only carry out to the smart card of a type data to be processed, need to choose that different card-reading apparatus is supplemented with money or the operation such as consumption for the smart card of different types, function singleness, carry inconvenience, poor user experience.
The utility model content
In view of this, the utility model provides a kind of reader device based on audio interface, can be by contact card interface and the non-contact card interface in reader device, realize the smart card of two types is supplemented with money or the operation such as consumption.
A kind of reader device based on audio interface, described device comprises:
Audio interface, feed circuit, main control chip, contact card interface and non-contact card interface;
Audio interface is used for: the voice communication of setting up between mobile terminal and main control chip connects, and the low level output that mobile terminal is provided is to feed circuit;
Feed circuit are used for: the low-voltage that mobile terminal is inputted by audio interface passes and changes supply voltage into and output to main control chip, and described supply voltage provides working power for main control chip;
Main control chip is used for:
Whether detect the contact-type card accesses the contact card interface and whether accesses the non-contact card interface for detection of non-contact type card;
After the contact-type card being detected and being linked into the contact card interface, establish a communications link by contact card interface and contact card, be sent to the contact-type card by the communication connection of having set up after the first data decode that mobile terminal is sent by audio interface, and send to mobile terminal by audio interface after the contact-type cartoon is crossed the second data encoding that the communication connection of having set up returns;
After non-contact type card being detected and being linked into the non-contact card interface, establish a communications link by non-contact card interface and non-contact card, be sent to non-contact type card by the communication connection of having set up after the 3rd data decode that mobile terminal is sent by audio interface, and send to mobile terminal by audio interface after the 4th data encoding that non-contact type card is returned by the communication connection of having set up;
The contact card interface is used for: the communication connection between main control chip and contact card is provided;
The non-contact card interface is used for: the communication connection between main control chip and contact card is provided.
Preferably, described main control chip comprises:
Detection module is used for:
Whether detect the contact-type card accesses the contact card interface and whether accesses the non-contact card interface for detection of non-contact type card;
After the contact-type clamping being detected and entering the contact card interface, establish a communications link by contact card interface and contact card,
After non-contact type card access non-contact card interface being detected, establish a communications link by non-contact card interface and non-contact card;
Decoder module is used for:
After contact card interface and contact card establish a communications link, be sent to the contact-type card by the communication connection of having set up after the first data decode that mobile terminal is sent by audio interface;
After non-contact card interface and non-contact card establish a communications link, be sent to non-contact type card by the communication connection of having set up after the 3rd data decode that mobile terminal is sent by audio interface;
Coding module is used for:
After contact card interface and contact card establish a communications link, after being crossed the second data encoding that the communication connection of having set up returns, the contact-type cartoon sends to mobile terminal by audio interface,
After non-contact card interface and non-contact card establish a communications link, send to mobile terminal by audio interface after the 4th data encoding that non-contact type card is returned by the communication connection of having set up.
Preferably, described main control chip further comprises:
Deciphering module is used for mobile terminal is decrypted by the first data and the 3rd data that audio interface sends;
Encrypting module is used for that the contact-type cartoon is crossed the second data and the 4th data that the communication connection of having set up returns and is encrypted.
Preferably, described audio interface comprises:
R channel, the low level output that is used for mobile terminal is provided is to feed circuit;
L channel is used for mobile terminal and sends the first data and the 3rd data to main control chip;
Mike is used for main control chip and sends the second data and the 4th data to mobile terminal;
Earth terminal is used for ground connection.
Preferably, described contact card interface is:
The ISO7816 interface.
Preferably, described non-contact card interface is:
The ISO14443 interface.
Preferably, described feed circuit are:
6 times of booster circuits and step-down chip,
Described 6 times of booster circuits are used for the low-voltage that mobile terminal is inputted by audio interface is boosted 6 times;
Described step-down chip, the high voltage after 6 times of being used for boosting converts supply voltage to and outputs to main control chip, and described supply voltage provides working power for main control chip.
As shown in the above, the utility model has following beneficial effect:
A kind of reader device based on audio interface provided by the utility model, comprise audio interface, feed circuit, main control chip, contact card interface and non-contact card interface, whether detect the contact-type card by main control chip accesses the contact card interface and whether accesses the non-contact card interface for detection of non-contact type card, after the contact-type card being detected and being linked into the contact card interface, establish a communications link by contact card interface and contact card; After non-contact type card being detected and being linked into the non-contact card interface, establish a communications link by non-contact card interface and non-contact card; The operations such as described reader device can be realized supplementing with money with the smart card of two types, consumption have solved the problem of card-reading apparatus function singleness in the prior art.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is a kind of reader device embodiment one structural representation based on audio interface of the utility model;
Fig. 2 is the structural representation of 6 times of booster circuits of the utility model;
Fig. 3 is a kind of reader device embodiment two structural representations based on audio interface of the utility model.
Embodiment
The utility model provides a kind of reader device based on audio interface, can realize the card of two types of contact card and non-contact cards and the data interaction between mobile terminal, has solved the problem of card-reading apparatus function singleness in the prior art.
A kind of reader device based on audio interface provided by the utility model specifically comprises: audio interface, feed circuit, main control chip, contact card interface and non-contact card interface;
Audio interface is used for: the voice communication of setting up between mobile terminal and main control chip connects, and the low level output that mobile terminal is provided is to feed circuit;
Feed circuit are used for: the low-voltage that mobile terminal is inputted by audio interface passes and changes supply voltage into and output to main control chip, and described supply voltage provides working power for main control chip;
Main control chip is used for:
Whether detect the contact-type card accesses the contact card interface and whether accesses the non-contact card interface for detection of non-contact type card;
After the contact-type card being detected and being linked into the contact card interface, establish a communications link by contact card interface and contact card, be sent to the contact-type card by the communication connection of having set up after the first data decode that mobile terminal is sent by audio interface, and send to mobile terminal by audio interface after the contact-type cartoon is crossed the second data encoding that the communication connection of having set up returns;
After non-contact type card being detected and being linked into the non-contact card interface, establish a communications link by non-contact card interface and non-contact card, be sent to non-contact type card by the communication connection of having set up after the 3rd data decode that mobile terminal is sent by audio interface, and send to mobile terminal by audio interface after the 4th data encoding that non-contact type card is returned by the communication connection of having set up;
The contact card interface is used for: the communication connection between main control chip and contact card is provided;
The non-contact card interface is used for: the communication connection between main control chip and contact card is provided.
Below in conjunction with accompanying drawing, specific embodiment is elaborated.
Embodiment one
Shown in Figure 1 is a kind of reader device embodiment one structural representation based on audio interface of the utility model, specifically comprises:
Realize the transmission of data between main control chip in mobile terminal and reader device by audio interface.
Mobile terminal sends voice data by the L channel in audio interface to the main control chip in reader device, and the voice data of transmission is the carrier signal of fixed frequency (as: 7KHz).
Main control chip in reader device sends voice data by the Mike in audio interface to mobile terminal, and the voice data of transmission is the carrier signal of fixed frequency.
Mobile terminal is inputted a low-voltage by the R channel in audio interface to feed circuit, the sine wave that to be specially a fixed frequency be 22KHz, voltage is 0.8V, 0.8V voltage boost through 6 times of booster circuits in feed circuit after, export the voltage of 4.8V, then pass through the step-down chip (Low dropout, LDO) in feed circuit, with the supply voltage of output 3.3V after the voltage process shaping filter of 4.8V, the supply voltage of output provides working power for reader device.
Shown in Figure 2 is the structural representation of 6 times of booster circuits of the utility model.Specifically comprise: 6 diodes and 6 electric capacity.Utilize rectification and the guiding function of diode, voltage that will be lower is stored in respectively on a plurality of capacitors, and then the polarity that a plurality of electric capacity are identical is together in series, and due to discharging and recharging of electric capacity, thereby obtains higher VD.
Whether detect the contact-type card accesses the contact card interface and whether accesses the non-contact card interface for detection of non-contact type card.
The contact-type card inserts reader device can cause that the level of the pin that main control chip is connected with the contact card interface changes, and main control chip detects the variation of the pin level that is connected with the contact card interface, and the insertion of touching the type card or the identification of extracting state achieve a butt joint.
Non-contact type card is pressed close to the level that reader device can cause the pin that main control chip is connected with the non-contact card interface and is changed, main control chip is realized the insertion of non-contact type card or the identification of extracting state by detecting the variation of the pin level that is connected with the non-contact card interface.
After the contact-type card being detected and being linked into the contact card interface, establish a communications link by contact card interface and contact card, be sent to the contact-type card by the communication connection of having set up after the first data decode that mobile terminal is sent by audio interface, and send to mobile terminal by audio interface after the contact-type cartoon is crossed the second data encoding that the communication connection of having set up returns.
After non-contact type card being detected and being linked into the non-contact card interface, establish a communications link by non-contact card interface and non-contact card, be sent to non-contact type card by the communication connection of having set up after the 3rd data decode that mobile terminal is sent by audio interface, and send to mobile terminal by audio interface after the 4th data encoding that non-contact type card is returned by the communication connection of having set up.
Preferably, the contact card interface is the ISO7816 interface, carries out data interaction by ISO7816 communication protocol between contact card interface and contact card.
Preferably, the non-contact card interface is the ISO14443 interface, carries out data interaction by ISO14443 communication protocol between non-contact card interface and non-contact card.
As shown in the above, the utility model has following beneficial effect:
Smart card mainly contains two kinds of contact-type, smart cards and non-contact type smart cards, traditional card-reading apparatus can only carry out to the smart card of a type data to be processed, need to choose that different card-reading apparatus is supplemented with money or the operation such as consumption for the smart card of different types, function singleness, carry inconvenience, poor user experience.
Embodiment two
Fig. 3 is a kind of reader device embodiment two structural representations based on audio interface of the utility model, compares with embodiment one, and main control chip further comprises deciphering module and encrypting module.
Audio interface is used for: the voice communication of setting up between mobile terminal and main control chip connects, and the low level output that mobile terminal is provided is to feed circuit.
Audio interface specifically comprises:
When mobile terminal accessed card-reading apparatus by audio interface, mobile terminal was by the R channel sine wave that to input a fixed frequency be 22KHz, and voltage is 0.8V.
Mobile terminal sends voice data by L channel to main control chip, and described voice data is the carrier signal of fixed frequency (as: 7KHz).
Main control chip sends voice data by Mike to mobile terminal, and described voice data is the carrier signal of fixed frequency (as: 7KHz).
Feed circuit are used for: the low-voltage that mobile terminal is inputted by audio interface passes and changes supply voltage into and output to main control chip, and described supply voltage provides working power for main control chip.
Feed circuit specifically comprise:
6 times of booster circuits 305 and step-down chip 306,
Described 6 times of booster circuits 305 are used for the low-voltage that mobile terminal is inputted by audio interface is boosted 6 times.
6 times of booster circuits 305 with the 0.8V boost in voltage of mobile terminal input to 4.8V.
Described step-down chip 306, the high voltage after 6 times of being used for boosting converts supply voltage to and outputs to main control chip, and described supply voltage provides working power for main control chip.
Step-down chip 306 with the voltage commutation filtering of 4.8V after output 3.3V supply voltage.
Main control chip is used for:
Whether detect the contact-type card accesses the contact card interface and whether accesses the non-contact card interface for detection of non-contact type card;
After the contact-type card being detected and being linked into the contact card interface, establish a communications link by contact card interface and contact card, be sent to the contact-type card by the communication connection of having set up after the first data decode that mobile terminal is sent by audio interface, and send to mobile terminal by audio interface after the contact-type cartoon is crossed the second data encoding that the communication connection of having set up returns;
After non-contact type card being detected and being linked into the non-contact card interface, establish a communications link by non-contact card interface and non-contact card, be sent to non-contact type card by the communication connection of having set up after the 3rd data decode that mobile terminal is sent by audio interface, and send to mobile terminal by audio interface after the 4th data encoding that non-contact type card is returned by the communication connection of having set up.
Main control chip specifically comprises:
Whether detect the contact-type card accesses the contact card interface and whether accesses the non-contact card interface for detection of non-contact type card.
After the contact-type clamping being detected and entering the contact card interface, establish a communications link by contact card interface and contact card;
After non-contact type card access non-contact card interface being detected, establish a communications link by non-contact card interface and non-contact card.
Detection module changes for detection of the level of the pin that is connected with the non-contact card interface with the contact card interface, achieves a butt joint to touch the identification that type card and non-contact type card insert or extract state.
After contact card interface and contact card establish a communications link, send to deciphering module after the first data decode that mobile terminal is sent by audio interface.
After non-contact card interface and non-contact card establish a communications link, mobile terminal is sent to deciphering module by the 3rd data decode that audio interface sends.
Deciphering module 309 is used for:
Mobile terminal is decrypted by the first data that audio interface sends, the first data after deciphering are sent to the contact-type card by the communication connection of having set up.
Mobile terminal is decrypted by the 3rd data that audio interface sends, the 3rd data after deciphering are sent to non-contact type card by the communication connection of having set up.
Encrypting module 310 is used for:
Just the contact-type cartoon is crossed the second data that the communication connection of having set up returns and is encrypted and sends to coding module.
The 4th data that non-contact type card is returned by the communication connection of having set up are encrypted and send to coding module.
After contact card interface and contact card establish a communications link, send to mobile terminal by audio interface after the second data encoding after encrypting;
After non-contact card interface and non-contact card establish a communications link, send to mobile terminal by audio interface after the 4th data encoding after encrypting.
The contact card interface is used for: the communication connection between main control chip and contact card is provided.
The non-contact card interface is used for: the communication connection between main control chip and contact card is provided.
As shown in the above, embodiment two compares with embodiment one, also has advantage:
Deciphering module in main control chip can be decrypted the enciphered data that mobile terminal sends, and sends to mobile terminal by audio interface again after the data that encrypting module can return to smart card are encrypted, and can realize the safe transmission of data message.
A kind of reader device based on audio interface that provides according to the utility model embodiment one and embodiment two, reader device is realized that the data interaction between mobile terminal and smart card carries out simple explanation, take the data interaction between mobile terminal and contact-type, smart cards as example:
When reader device accessed mobile terminal by audio interface, mobile terminal was inputted the sine wave that fixed frequency is 22KHz by R channel to the feed circuit in reader device, and voltage is 0.8V.The supply voltage of a 3.3V of feed circuit output provides operating voltage for reader device.
The level that pick-up unit in main control chip detects the pin that is connected with the contact card interface changes, and establishes a communications link by contact card interface and contact card.
The first data after mobile terminal will be encrypted send to decoder module in main control chip by audio interface, the first data are carried out audio decoder, decoder module sends to deciphering module with decoded the first data, deciphering module is decrypted the first data, and the contact card interface of the first data after deciphering by built vertical communication connection is sent to contact card.
Contact card carries out business operation according to the first data, returns to the second data, and the contact card interface with the second data by built vertical communication connection sends to encrypting module.
Encrypting module is encrypted the second data, and the second data after encrypting are sent to coding module, and the second data are encoded, and the second data after coding are sent to mobile terminal by the Mike on audio interface.
Data interaction and the said process of mobile terminal and non-contact type card are similar, repeat no more here.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. the reader device based on audio interface, is characterized in that, described device comprises:
Audio interface, feed circuit, main control chip, contact card interface and non-contact card interface;
Audio interface is used for: the voice communication of setting up between mobile terminal and main control chip connects, and the low level output that mobile terminal is provided is to feed circuit;
Feed circuit are used for: the low-voltage that mobile terminal is inputted by audio interface passes and changes supply voltage into and output to main control chip, and described supply voltage provides working power for main control chip;
Main control chip is used for:
Whether detect the contact-type card accesses the contact card interface and whether accesses the non-contact card interface for detection of non-contact type card;
After the contact-type card being detected and being linked into the contact card interface, establish a communications link by contact card interface and contact card, be sent to the contact-type card by the communication connection of having set up after the first data decode that mobile terminal is sent by audio interface, and send to mobile terminal by audio interface after the contact-type cartoon is crossed the second data encoding that the communication connection of having set up returns;
After non-contact type card being detected and being linked into the non-contact card interface, establish a communications link by non-contact card interface and non-contact card, be sent to non-contact type card by the communication connection of having set up after the 3rd data decode that mobile terminal is sent by audio interface, and send to mobile terminal by audio interface after the 4th data encoding that non-contact type card is returned by the communication connection of having set up;
The contact card interface is used for: the communication connection between main control chip and contact card is provided;
The non-contact card interface is used for: the communication connection between main control chip and contact card is provided.
2. device according to claim 1, is characterized in that, described main control chip comprises:
Detection module is used for:
Whether detect the contact-type card accesses the contact card interface and whether accesses the non-contact card interface for detection of non-contact type card;
After the contact-type clamping being detected and entering the contact card interface, establish a communications link by contact card interface and contact card,
After non-contact type card access non-contact card interface being detected, establish a communications link by non-contact card interface and non-contact card;
Decoder module is used for:
After contact card interface and contact card establish a communications link, be sent to the contact-type card by the communication connection of having set up after the first data decode that mobile terminal is sent by audio interface;
After non-contact card interface and non-contact card establish a communications link, be sent to non-contact type card by the communication connection of having set up after the 3rd data decode that mobile terminal is sent by audio interface;
Coding module is used for:
After contact card interface and contact card establish a communications link, after being crossed the second data encoding that the communication connection of having set up returns, the contact-type cartoon sends to mobile terminal by audio interface,
After non-contact card interface and non-contact card establish a communications link, send to mobile terminal by audio interface after the 4th data encoding that non-contact type card is returned by the communication connection of having set up.
3. device according to claim 2, is characterized in that, described main control chip further comprises:
Deciphering module is used for mobile terminal is decrypted by the first data and the 3rd data that audio interface sends;
Encrypting module is used for that the contact-type cartoon is crossed the second data and the 4th data that the communication connection of having set up returns and is encrypted.
4. device according to claim 1, is characterized in that, described audio interface comprises:
R channel, the low level output that is used for mobile terminal is provided is to feed circuit;
L channel is used for mobile terminal and sends the first data and the 3rd data to main control chip;
Mike is used for main control chip and sends the second data and the 4th data to mobile terminal;
Earth terminal is used for ground connection.
5. according to claim 1-4 described devices of any one, is characterized in that, described contact card interface is:
The ISO7816 interface.
6. according to claim 1-4 described devices of any one, is characterized in that, described non-contact card interface is:
The ISO14443 interface.
7. according to claim 1-4 described devices of any one, is characterized in that, described feed circuit are:
6 times of booster circuits and step-down chip,
Described 6 times of booster circuits are used for the low-voltage that mobile terminal is inputted by audio interface is boosted 6 times;
Described step-down chip, the high voltage after 6 times of being used for boosting converts supply voltage to and outputs to main control chip, and described supply voltage provides working power for main control chip.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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CN2012207488281U CN203025720U (en) | 2012-12-30 | 2012-12-30 | Card reading device based on audio interface |
PCT/CN2013/087537 WO2014101594A1 (en) | 2012-12-30 | 2013-11-20 | Audio interface-based card reading device |
TW102224732U TWM481456U (en) | 2012-12-30 | 2013-12-30 | Card reading device based on the audio interface |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012207488281U CN203025720U (en) | 2012-12-30 | 2012-12-30 | Card reading device based on audio interface |
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CN203025720U true CN203025720U (en) | 2013-06-26 |
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CN2012207488281U Expired - Lifetime CN203025720U (en) | 2012-12-30 | 2012-12-30 | Card reading device based on audio interface |
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TW (1) | TWM481456U (en) |
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CN103679101A (en) * | 2013-12-31 | 2014-03-26 | 武汉恒达智慧城市交通研发有限公司 | Mobile phone audio frequency card reading device and system |
WO2014101594A1 (en) * | 2012-12-30 | 2014-07-03 | 北京握奇智能科技有限公司 | Audio interface-based card reading device |
CN104123518A (en) * | 2014-07-08 | 2014-10-29 | 上海仪电智能电子有限公司 | Voice frequency non-contact card reader based on optimized antennas and implementation method thereof |
CN104504356A (en) * | 2015-01-15 | 2015-04-08 | 苏州经贸职业技术学院 | Radio frequency identification device (RFID) card reader based on smartphone audio interface |
CN105279545A (en) * | 2014-07-15 | 2016-01-27 | 深圳市万通顺达科技发展有限公司 | Traffic card based on audio port communication |
CN105447429A (en) * | 2015-07-23 | 2016-03-30 | 上海易码信息科技有限公司 | Light pulse communication method and system |
CN105676052A (en) * | 2016-01-26 | 2016-06-15 | 上海斐讯数据通信技术有限公司 | Serial port line sequence identification method and system |
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CN202075817U (en) * | 2011-03-07 | 2011-12-14 | 深圳盒子支付信息技术有限公司 | Multifunctional device and POS (point-of-sale) system |
CN202512578U (en) * | 2011-11-18 | 2012-10-31 | 林盛 | Magnetic card reader |
CN102646175A (en) * | 2012-04-22 | 2012-08-22 | 上海林果实业有限公司 | Safety certificating equipment and method based on audio signal communication |
CN203025720U (en) * | 2012-12-30 | 2013-06-26 | 北京握奇数据系统有限公司 | Card reading device based on audio interface |
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2012
- 2012-12-30 CN CN2012207488281U patent/CN203025720U/en not_active Expired - Lifetime
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2013
- 2013-11-20 WO PCT/CN2013/087537 patent/WO2014101594A1/en active Application Filing
- 2013-12-30 TW TW102224732U patent/TWM481456U/en not_active IP Right Cessation
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014101594A1 (en) * | 2012-12-30 | 2014-07-03 | 北京握奇智能科技有限公司 | Audio interface-based card reading device |
CN103679101A (en) * | 2013-12-31 | 2014-03-26 | 武汉恒达智慧城市交通研发有限公司 | Mobile phone audio frequency card reading device and system |
CN103679101B (en) * | 2013-12-31 | 2017-03-29 | 武汉恒达智慧城市交通研发有限公司 | Handset audio reader device and system |
CN104123518A (en) * | 2014-07-08 | 2014-10-29 | 上海仪电智能电子有限公司 | Voice frequency non-contact card reader based on optimized antennas and implementation method thereof |
CN104123518B (en) * | 2014-07-08 | 2017-03-15 | 上海仪电智能电子有限公司 | A kind of audio frequency based on optimization antenna is non-to connect card reader and its implementation |
CN105279545A (en) * | 2014-07-15 | 2016-01-27 | 深圳市万通顺达科技发展有限公司 | Traffic card based on audio port communication |
CN104504356A (en) * | 2015-01-15 | 2015-04-08 | 苏州经贸职业技术学院 | Radio frequency identification device (RFID) card reader based on smartphone audio interface |
CN104504356B (en) * | 2015-01-15 | 2017-07-28 | 苏州经贸职业技术学院 | A kind of RFID card reader based on smartphone audio frequency interface |
CN105447429A (en) * | 2015-07-23 | 2016-03-30 | 上海易码信息科技有限公司 | Light pulse communication method and system |
CN105676052A (en) * | 2016-01-26 | 2016-06-15 | 上海斐讯数据通信技术有限公司 | Serial port line sequence identification method and system |
CN105676052B (en) * | 2016-01-26 | 2018-07-24 | 上海斐讯数据通信技术有限公司 | A kind of method and system of serial ports line sequence identification |
Also Published As
Publication number | Publication date |
---|---|
WO2014101594A1 (en) | 2014-07-03 |
TWM481456U (en) | 2014-07-01 |
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