CN201674037U - Switching device and card reader - Google Patents
Switching device and card reader Download PDFInfo
- Publication number
- CN201674037U CN201674037U CN2009202774707U CN200920277470U CN201674037U CN 201674037 U CN201674037 U CN 201674037U CN 2009202774707 U CN2009202774707 U CN 2009202774707U CN 200920277470 U CN200920277470 U CN 200920277470U CN 201674037 U CN201674037 U CN 201674037U
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- card reader
- switching device
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Abstract
The utility model discloses a switching device and a card reader, which belong to the technical field of electronics. The switching device comprises a socket, a protocol conversion unit and a non-contact communication unit, wherein the socket is matched with a plugging slot of a contact type read/write device, a plurality of metal contacts are arranged on the socket to be electrically connected with the contact type read/write device, the protocol conversion unit is electrically connected with the socket, and is used for converting non-contact communication protocols into contact communication protocols or converting the contact communication protocols into the non-contact communication protocols, and the non-contact communication unit is electrically connected with the protocol conversion unit, is used for communicating external non-contact communication modules, and realizes the reading and the writing on the communication of the external non-contact communication modules. When the switching device is used in the contact type card reader, the contact type card reader can read and write a non-contact type IC card, the function of the contact type card reader can be expanded, and the exiting contact type card reader can be compatible with the use of the non-contact IC card.
Description
Technical field
The utility model relates to electronic technology field, relates in particular to a kind of switching device and card reader that the contact card reader is converted to the noncontact communication.
Background technology
Along with development of Communication Technique, the contact communication once was used widely, as utilize that Contact Type Ic Card is made a phone call, consumption etc., Contact Type Ic Card generally will be inserted in the contact card reader when using data in this IC-card are carried out read-write operation, realize exchanges data, but because Contact Type Ic Card is when reading and writing data operation, and to carry out Mechanical Contact between the contact card reader, troublesome poeration and time-consuming not only, and the Contact Type Ic Card surface is provided with exposed contact, can cause Contact Type Ic Card because of stained, bending etc. and damage.Therefore, after present contactless communication was successfully developed, the application of contactless communication was more and more universal, and multiple noncontact communication mode is widely adopted, such as RFID, contactless smart card, NFC, bluetooth etc.The noncontact communication generally is made of contactless IC card and Non-contact Media Reader, during application, contactless IC card can be realized the data in blocking are read and write near Non-contact Media Reader, do not need contactless IC card and Non-contact Media Reader to carry out Mechanical Contact, therefore, the noncontact communication has easy to use, quick, the non-damageable advantage of IC-card.But by in the introduction of above-mentioned contact communication and contactless communication as can be known, existing contactless IC card can't be applied on the contact card reader, makes that existing contact card reader is mutually incompatible with contactless IC card, has caused the waste of hardware resource; And different communication protocol is adopted in different noncontact communication, also cause compatible between the noncontact communication product, versatility is bad.
The utility model content
In view of the above problems, the purpose of the utility model embodiment provides a kind of switching device, makes read-write noncontact communication module of contact read-write equipment and card reader.
The purpose of this utility model is achieved through the following technical solutions:
The utility model embodiment provides a kind of switching device, comprising:
Socket, conversion unit of protocol and noncontact communication unit;
Described socket is complementary with the slot of contact read-write equipment, which is provided with a plurality of hard contacts, is used for being electrically connected with the contact read-write equipment;
Described conversion unit of protocol is electrically connected with described socket, is used for the noncontact communications protocol is converted to the contact communications protocol; Perhaps, will contact communications protocol change type noncontact communications protocol;
Described noncontact communication unit is electrically connected with described conversion unit of protocol, is used for communicating by letter with outside noncontact communication module, realizes the read-write to the noncontact communication module communication of outside.
The utility model embodiment also provides a kind of card reader, and this card reader is the contact card reader, and this card reader also comprises:
Switching device, described conversion equipment adopt aforesaid right to require 1 described switching device, and switching device is electrically connected by the draw-in groove of its socket and contact card reader.
From above-mentioned the technical solution of the utility model, cooperate the formation switching device by socket, conversion unit of protocol and noncontact communication unit among the utility model embodiment as can be seen, when this switching device is applied in the contact card reader, make the contact card reader can read and write non-contact IC card, expanded the function of contact card reader, make the existing contact card reader compatiblely use contactless IC card, make the application of noncontact communication obtain broader applications.
Description of drawings
The structured flowchart of the switching device that Fig. 1 provides for the utility model embodiment one;
The surface structure schematic diagram of the switching device that Fig. 2 provides for the utility model embodiment one;
The structured flowchart of the conversion unit of protocol in the switching device that Fig. 3 provides for the utility model embodiment one;
Another structured flowchart of conversion unit of protocol in the switching device that Fig. 4 provides for the utility model embodiment one;
The structured flowchart of the noncontact communication unit in the switching device that Fig. 5 provides for the utility model embodiment one;
The structured flowchart of the card reader that Fig. 6 provides for the utility model embodiment two;
The contour structures schematic diagram of the card reader that Fig. 7 provides for the utility model embodiment two.
Embodiment
For better understanding conversion equipment of the present utility model, the utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment one
The utility model embodiment provides a kind of switching device, be used in the contact read-write equipment (as the contact card reader) of contact communication, make the contact card reader be converted to Non-contact Media Reader, can read and write non-contact IC card, as shown in Figure 1, 2, this switching device comprises:
Socket 1, conversion unit of protocol 2 and noncontact communication unit 3;
Wherein, described socket 1 is complementary with the slot of contact read-write equipment, which is provided with a plurality of hard contacts 11, is used for the draw-in groove coupling with the plug-in card of contact read-write equipment, realizes being electrically connected with the contact read-write equipment; Socket 1 generally can adopt the Contact Type Ic Card socket, and its hard contact 11 is similar with the distribution situation of existing contact IC-card hard contact;
Described conversion unit of protocol 2 is electrically connected with socket 1, is used for the noncontact communications protocol is converted to the contact communications protocol; Perhaps, will contact communications protocol change type noncontact communications protocol;
Described noncontact communication unit 3 is electrically connected with described conversion unit of protocol 2, is used for communicating by letter with outside noncontact communication module, realizes the read-write to the noncontact communication module communication of outside.
As a kind of example, the surface structure of above-mentioned switching device can be a version shown in Figure 2, from being similar to Contact Type Ic Card in appearance, conversion unit of protocol and noncontact communication unit all are encapsulated in the body 20 (card body) of socket, carry, use all very convenient.Certainly, switching device also can adopt other version, can easily be inserted in the contact read-write equipment as long as satisfy, and is electrically connected with the contact read-write equipment to get final product.
As shown in Figure 3, the conversion unit of protocol 2 in the above-mentioned switching device comprises:
Agreement judge module 21 and at least one protocol conversion process module 22;
Wherein, described agreement judge module 21 is used for the agreement of receiving is judged, according to judged result the agreement that receives is sent to corresponding protocols conversion process module 22;
Described protocol conversion process module 22, the noncontact communications protocol that is used for receiving is converted to the contact communications protocol; Perhaps, the contact communications protocol of receiving is converted to corresponding noncontact communications protocol; Wherein, noncontact communications protocol comprises: ISO/IEC 18000 standard agreements, ISO11785 standard agreement, ISO/IEC 14443 standard agreements, ISO/IEC 15693 standard agreements, ECMA-340 standard agreement, ECMA-352 standard agreement; The contact communications protocol comprises: the ISO7816 standard agreement.
Above-mentioned protocol conversion process module 22 can adopt any in the modular converter that following translation-protocol uses:
ISO7816 standard agreement and the mutual modular converter of ISO/IEC 18000 standard agreements, ISO7816 standard agreement and the mutual modular converter of ISO11785 standard agreement, ISO7816 standard agreement and the mutual modular converter of ISO/IEC 14443 standard agreements, ISO7816 standard agreement and the mutual modular converter of ISO/IEC 15693 standard agreements, in ISO7816 standard agreement and the mutual modular converter of ECMA-340 standard agreement or ISO7816 standard agreement and the mutual modular converter of ECMA-352 standard agreement any.Each modular converter all can be changed mutually to its corresponding protocols, as being example with ISO7816 standard agreement and the mutual modular converter of ISO/IEC 18000 standard agreements, can be converted to ISO/IEC 18000 standard agreements of noncontact communication standard to the ISO7816 standard agreement of Contact Type Ic Card standard, and ISO/IEC 18000 standard agreements of noncontact communication standard can be converted to the ISO7816 standard agreement of Contact Type Ic Card standard.Other modular converter function similarly can be changed corresponding protocols with it, no longer one by one explanation.
In the reality, as shown in Figure 4, in the above-mentioned protocol conversion process module, a plurality of protocol conversion process modules can be set (as the protocol conversion process module of illustrating among Fig. 4 22, protocol conversion process module 2 23, protocol conversion process module 3 24 etc.), different protocol conversion modules is applicable to be changed mutually between contact communications protocol and the different noncontact communications protocol, like this when this switching device is arranged in the contact read-write equipment, compatible multiple noncontact communication product reaches the purpose that makes a compatible multiple noncontact communication product of read-write equipment while simultaneously.
As shown in Figure 5, the noncontact communication unit 3 in the above-mentioned switching device comprises:
Described communication chip 32 is electrically connected with described aerial coil 31, is used for the electromagnetic wave by aerial coil 31 emissions or reception read-write.Communication chip 32 can adopt chips such as Mifare_Light (MF1 IC L10 family chip), MIFARE1 (S50 family chip), Mifare2 (MF2 ICD8x family chip), RC150, RC170, RC500.
In the reality, above-mentioned noncontact communication unit 3 can adopt MCM200 noncontact communication module, MCM500 noncontact communication module etc.
Switching device in the present embodiment in use, can be inserted in the contact card reader as inserting a Contact Type Ic Card, utilize this switching device, make the contact card reader be converted to Non-contact Media Reader, can read and write non-contact IC card near this switching device, operate very easyly, can make full use of the existing contact card reader, the touch card reader that achieves a butt joint is to the Non-contact Media Reader upgrade conversion.
Form switching device by socket, conversion unit of protocol and noncontact communication unit being connected cooperate in the present embodiment, this switching device can be converted to Non-contact Media Reader with the contact card reader, can read and write contactless IC card, expanded the range of application of Non-contact Media Reader, make the contact card reader can compatiblely use contactless IC card, can make full use of the existing contact card reader, and the application of noncontact communication is more widely used.
Embodiment two
Shown in Fig. 6,7, present embodiment two provides a kind of card reader 201, and this card reader 201 is the contact card reader, and this card reader 201 also comprises:
In the above-mentioned card reader, can also comprise: protocol processing unit 203, two spare contacts with card reader 201 are electrically connected respectively, be used to realize communications protocol processing (as communications protocol such as USB interface, High Speed I 2C are handled), thereby when realizing that this card reader is connected with external equipment, realize the high-speed data exchange.
In the reality, can utilize two spare contacts of contact card reader on standard, after the contact card reader carried out suitable technological transformation, realize high speed communication by these two spare contacts, as use communications protocol such as USB interface, High Speed I 2C, can improve the bottleneck problem of Contact Type Ic Card interface communication speed like this.
Switching device among the utility model embodiment cooperates with conversion unit of protocol by socket is set, the interface that makes the noncontact communication unit externally connect becomes the mode of imitative Contact Type Ic Card contact, can insert in the Contact Type Ic Card card reader, when non-contact IC card is read and write, all noncontact communications all realize in switching device, and will convert the Contact Type Ic Card data to the content of non-contact IC card communication, exchange with the contact card reader, thereby make the contact card reader possess the function of read-write non-contact IC card, and, during operation, switching device is inserted in the contact card reader as inserting a Contact Type Ic Card, can make the contact card reader be converted to Non-contact Media Reader, operate very easy, can make full use of the existing contact card reader, the touch card reader that achieves a butt joint is upgraded to Non-contact Media Reader.
In sum, by being set, socket cooperate formation the contact card reader can be converted to the switching device of Non-contact Media Reader with the noncontact communication unit among the utility model embodiment with conversion unit of protocol, this switching device mainly has following several advantage: (1) is easy to realize: can make full use of ripe contact card reader and noncontact mechanics of communication, realize this switching device function by change interface circuit and in house software; (2) versatility is good: almost can connect all contact card reader, make the noncontact communication apparatus be convenient to popularize; (3) favorable expandability:, be easy to realize upgrading along with the development of noncontact mechanics of communication; (4) practical: the Contact Type Ic Card equipment that carries out the non-contact application expansion for needs is easy to realize upgrading, and can reduces upgrade cost.
The above; it only is the preferable embodiment of the utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claims.
Claims (8)
1. a switching device is characterized in that, comprising:
Socket, conversion unit of protocol and noncontact communication unit;
Described socket is complementary with the slot of contact read-write equipment, which is provided with a plurality of hard contacts, is used for being electrically connected with the contact read-write equipment;
Described conversion unit of protocol is electrically connected with described socket, is used for the noncontact communications protocol is converted to the contact communications protocol; Perhaps, will contact communications protocol change type noncontact communications protocol;
Described noncontact communication unit is electrically connected with described conversion unit of protocol, is used for communicating by letter with outside noncontact communication module, realizes the read-write to the noncontact communication module communication of outside.
2. switching device as claimed in claim 1 is characterized in that, described socket is the Contact Type Ic Card socket.
3. switching device as claimed in claim 1 is characterized in that, described conversion unit of protocol and noncontact communication unit all encapsulate in the body that is arranged on described socket.
4. switching device as claimed in claim 1 is characterized in that, described conversion unit of protocol comprises:
Agreement judge module and at least one protocol conversion process module;
Described agreement judge module is used for the agreement of receiving is judged, according to judged result the agreement that receives is sent to corresponding protocols conversion process module;
Described protocol conversion process module, the noncontact communications protocol that is used for receiving is converted to the contact communications protocol; Perhaps, the contact communications protocol of receiving is converted to corresponding noncontact communications protocol.
5. switching device as claimed in claim 4 is characterized in that, described protocol conversion process module comprises:
ISO7816 standard agreement and the mutual modular converter of ISO/IEC 18000 standard agreements, ISO7816 standard agreement and the mutual modular converter of ISO11785 standard agreement, ISO7816 standard agreement and the mutual modular converter of ISO/IEC 14443 standard agreements, ISO7816 standard agreement and the mutual modular converter of ISO/IEC 15693 standard agreements, in ISO7816 standard agreement and the mutual modular converter of ECMA-340 standard agreement or ISO7816 standard agreement and the mutual modular converter of ECMA-352 standard agreement any.
6. switching device as claimed in claim 1 is characterized in that, described noncontact communication unit comprises:
Aerial coil and communication chip;
Described aerial coil, being used to launch the logical noncontact communication module communication for the outside of electromagnetism provides electric energy;
Described communication chip is electrically connected with described aerial coil, is used for by aerial coil emission or reception read-write.
7. card reader, this card reader is the contact card reader, it is characterized in that, this card reader also comprises:
Switching device, described conversion equipment adopt aforesaid right to require 1～6 each described switching device, and switching device is electrically connected by the draw-in groove of its socket and contact card reader.
8. card reader as claimed in claim 7 is characterized in that, described card reader also comprises:
Protocol processing unit, two spare contacts with card reader are electrically connected respectively, are used to realize the anti-view processing of communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202774707U CN201674037U (en) | 2009-11-27 | 2009-11-27 | Switching device and card reader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202774707U CN201674037U (en) | 2009-11-27 | 2009-11-27 | Switching device and card reader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201674037U true CN201674037U (en) | 2010-12-15 |
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ID=43331445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202774707U Expired - Lifetime CN201674037U (en) | 2009-11-27 | 2009-11-27 | Switching device and card reader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201674037U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102567700A (en) * | 2012-01-11 | 2012-07-11 | 公安部第三研究所 | Smart card adapter for memory interface smart password key and control method |
| CN103530662A (en) * | 2012-07-04 | 2014-01-22 | 中国银联股份有限公司 | Communication protocol conversion device |
| CN103905278A (en) * | 2012-12-26 | 2014-07-02 | 航天信息股份有限公司 | Device for increasing communication distance of contact type card reader through Ethernet |
-
2009
- 2009-11-27 CN CN2009202774707U patent/CN201674037U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102567700A (en) * | 2012-01-11 | 2012-07-11 | 公安部第三研究所 | Smart card adapter for memory interface smart password key and control method |
| CN103530662A (en) * | 2012-07-04 | 2014-01-22 | 中国银联股份有限公司 | Communication protocol conversion device |
| CN103905278A (en) * | 2012-12-26 | 2014-07-02 | 航天信息股份有限公司 | Device for increasing communication distance of contact type card reader through Ethernet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 102211 Beijing city Changping District Baishan town 100 Ge Road No. 9 Building No. 2 hospital Patentee after: Tendyron Technology Co., Ltd. Address before: 100083, B, block 17, golden building, No. 1810 Qinghua East Road, Beijing, Haidian District Patentee before: Beijing Tendyron Technology Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20101215 |
|
| CX01 | Expiry of patent term |