CN204835131U - USB connects converter based on contact IC -USB card - Google Patents
USB connects converter based on contact IC -USB card Download PDFInfo
- Publication number
- CN204835131U CN204835131U CN201420872981.4U CN201420872981U CN204835131U CN 204835131 U CN204835131 U CN 204835131U CN 201420872981 U CN201420872981 U CN 201420872981U CN 204835131 U CN204835131 U CN 204835131U
- Authority
- CN
- China
- Prior art keywords
- contact
- card
- usb
- usb joint
- data
- 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.)
- Active
Links
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model provides a USB connects converter based on contact IC -USB card, USB connects the converter and includes that USB connects, can insert the card slot of contact IC -USB card, USB connect with the card plug -in connection, the USB joint has four contacts, have four contacts in the card slot, work as contact IC -USB card inserts during the card slot, four contacts of contact IC -USB card correspond respectively in the card slot four contacts. User's IC -USB card can with the converter that USB connects that has connect for terminal equipment such as computer pass through USB on the converter connect with the direct communication of contact IC -USB card. The utility model discloses a with notebook or smart mobile phone, panel computer etc. Be connected right contact IC -USB card is operated, does not need special card reader, has greatly made things convenient for user's use.
Description
Technical field
The utility model relates to IC-card design field, particularly relates to a kind of USB joint transducer based on contact IC-USB card.
Background technology
At present, IC-card is widely used in the every field such as finance, telecommunications, commerce and trade, traffic, health care, social insurance, public utility charges.Such as, when taking public transport, operable bus IC card is swiped the card, and can use phone IC-card when making a phone call, daily pay the daily subsistences such as water rate, the electricity charge and gas charge time can use corresponding electricity card, water card and gas cards etc.
Usually, IC-card is divided into Contact Type Ic Card and non-contact IC card, and wherein, Contact Type Ic Card is contacted with the contact on card by the contact of read-write equipment, carries out reading and writing data; Non-contact IC card is also called radio-frequency card, and by IC chip, induction antenna forms, and is encapsulated in the PVC card sheet of a standard.
But, IC-card belongs to slave, can not directly communicate with computer or other equipment, in the use procedure of IC-card, communicate with its AMS, need through external terminal equipment, namely IC-card card reader reads and writes data, especially relating to the Contact Type Ic Card often used in the higher field of security classification, the application of IC-card is so just limited.Further, the terminal cost of specialty is high, and adds other development, also brings limitation to the popularization of IC-card.
Therefore, how compatible USB interface and Contact Type Ic Card, domestic consumer can be connected with IC-card directly or indirectly by the equipment with USB interface such as computer, mobile terminal, reading the content in Contact Type Ic Card by the USB joint on these equipment, is the current technical issues that need to address.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of USB joint transducer based on contact IC-USB card, the IC-USB card of user can be connected with the transducer with USB joint described in the utility model, by the USB joint on described transducer, the terminal equipments such as computer just can with the direct communication of described contact IC-USB card.
USB joint transducer described in the utility model sticks into line operate by being connected with notebook or smart mobile phone, panel computer etc. to described contact IC-USB, does not need special card reader, is very easy to the use of user.
Based on the USB joint transducer of contact IC-USB card, described USB joint transducer comprises USB joint, the card slot of described contact IC-USB card can be inserted, described USB joint is connected with described card slot, described USB joint has four contacts, there are in described card slot four contacts, when described contact IC-USB card is inserted into described card slot, described four contacts in four corresponding described card slot of contacts difference of described contact IC-USB card.
In such scheme preferably ,+5V the contact of described USB joint corresponds to the contact C1 of Contact Type Ic Card chip, i.e. power supply VCC contact, and wherein ,+5V the contact of described USB joint is power supply+5V, for power supply.
, the GND contact of described USB joint corresponds to the contact C5 of described Contact Type Ic Card chip, i.e. earth terminal GND contact in such scheme preferably, and wherein, the GND contact of described USB joint is power supply ground, for ground connection.
, the Data+ contact of described USB joint corresponds to the contact C4 of described Contact Type Ic Card chip in such scheme preferably, wherein, the Data+ contact of described USB joint be data+, send for data.
, the Data-contact of described USB joint corresponds to the contact C8 of described Contact Type Ic Card chip in such scheme preferably, wherein, the Data-contact of described USB joint be data-, for data receiver.
In such scheme preferably, described USB joint can by data wire around mode be embedded in described USB joint transducer.
In such scheme preferably, described USB joint can also be embedded in described USB joint transducer by the mode of push-and-pull.
Accompanying drawing explanation
Exemplary embodiment of the present invention will be described in detail by referring to accompanying drawing below, make the clearer above-mentioned and other feature and advantage of the present utility model of those of ordinary skill in the art.
Fig. 1 is the schematic diagram of 8 contact positions of existing Contact Type Ic Card.
Fig. 2 be described USB joint with data wire around mode be embedded into the structural representation of described USB joint transducer.
Fig. 3 is that described USB joint is embedded into the structural representation of described USB joint transducer in the mode of push-and-pull.
Embodiment
The utility model scheme is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the embodiment of the utility model part, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the utility model protection.
Below in conjunction with accompanying drawing, the USB joint transducer based on contact IC-USB card provided by the utility model is described further.
Chinese " USB " interface by name of USB (UniversalSerialBus).Nearly all peripheral apparatus all provides support to USB joint, and general is USB2.0 interface at present.
USB joint has four contacts, stitch is in below, successively: GND (power supply ground, ground connection), Data+ (data+, data send), Data-(data-, data receiver) ,+5V (power supply+5V, power supply), USB device and computer carry out transfer of data by " data+" and " data-" passage, and " power supply+5V " " power supply ground " has the ability of powering for external equipment.In four contacts of USB, that two contacts on both sides are used to power, and two middle contacts are used to do that data transmit.
Usually, IC-card refers to IC-integratecircuit integrated circuit card, also claim smart card (Smartcard), smart card (Intelligentcard), microcircuit card (Microcircuitcard) or chip card etc., IC-USB card also belongs to the one of IC-card.It is embedded by an integrated circuit modules based on USBKey to meet in the card handle of ISO/IEC7816 standard, makes card form.Communication modes between IC-USB card described in the utility model and read write line is contact, by carrying out the read-write of data behind the contact of IC-USB card read-write equipment and the contact of IC-USB card.The mechanical property that international standard ISO/IEC7816 blocks this type of, the opering characteristic of electric apparatus etc. have carried out strict regulation.ISO/IEC7816 standard specifies, the minimum area of contact is the inscribe rectangle of 2.0mm*1.7mm, mutually isolated between contact, adjacent two contact maximum spacings are 0.84mm, area shared by 8 contacts is not less than 9.62mm*9.32mm (rectangular area), the understandable margin of tolerance is wide for blocking: 85.60mm (maximum 85.72mm, minimum 85.47mm), block high: 53.98mm (maximum 54.03mm, minimum 53.92mm), block thick: 0.76mm (tolerance is ± 0.08mm).
The Contact Type Ic Card that we commonly use has 8 contacts, as shown in Figure 1, is defined as follows respectively:
(1) supply voltage VCC (contact C1): 4.5 ~ 5.5V, ICC<10mA;
(2) reset signal RST (contact C2);
(3) clock CLK (contact C3): card clock 3.25MHz;
(4) ISO/IECJTC1/SC17 remaines in and uses (contact C4) in the future;
(5) earth terminal GND (contact C5);
(6) program voltage VPP (contact C6);
(7) data I/O mouth (contact C7);
(8) ISO/IECJTC1/SC17 remaines in and uses (contact C8) in the future.
Should there be a square surface district being not less than 2.0mm*1.7mm each contact, mutually isolated between each contact, do not specify shape and the full-size of contact, therefore IC-USB card module surface configuration has various, but effective contact area of each contact and position are fixing.Conventional Contact Type Ic Card, generally uses 6, and another 2 contacts give over to and use in the future.
The reading contact IC-USB card that USB joint transducer described in the utility model uses only uses four contacts, namely (1), (4), (5) of corresponding above-mentioned conventional Contact Type Ic Card, (8) four contacts are distinguished, wherein, contact (1) power supply VCC (contact C1): 4.5 ~ 5.5V, ICC<10mA corresponds to+5V (power supply+5V, the power supply) contact in the USB joint of described USB transducer.Contact (5) earth terminal GND (contact C5) is corresponding to GND (power supply ground, the ground connection) contact in the USB joint of described USB transducer.Contact (4) need not (contact C4) corresponding to Data+ (data+, the data send) contact in the USB joint of described USB transducer.Contact (8) need not (contact C8) corresponding to Data-(data-, the data receiver) contact in the USB joint of described USB transducer.
Fig. 2 be described USB joint with data wire around mode be embedded into the structural representation of described USB joint transducer, described USB joint can be inserted in described USB joint transducer.
Fig. 3 is that described USB joint is embedded into the structural representation of described USB joint transducer in the mode of push-and-pull, and described USB joint can be pushed in described USB joint transducer completely.
The various embodiments described above are only for illustration of the utility model, and wherein the specific implementation of each module can change to some extent, and every equivalents of carrying out on the basis of technical solutions of the utility model and improvement, all should be considered as protection range of the present utility model.
In several embodiments that the application provides, should be understood that, disclosed system, apparatus and method, can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the utility model can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that the technical solution of the utility model contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the utility model.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-OnlyMemory), random access memory (RAM, RandomAccessMemory), magnetic disc or CD etc. various can be program code stored medium.
Term " first ", " second ", " the 3rd " " 4th " etc. (if existence) in specification of the present utility model and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.The embodiments described herein should be appreciated that the data used like this can be exchanged in the appropriate case, so that can be implemented with the order except the content except here diagram or description.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
The above, above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (7)
1. based on the USB joint transducer of contact IC-USB card, described USB joint transducer comprises USB joint, can insert the card slot of described contact IC-USB card, it is characterized in that,
Described USB joint is connected with described card slot,
Described USB joint has four contacts,
There are in described card slot four contacts,
When described contact IC-USB card is inserted into described card slot, described four contacts in four corresponding described card slot of contacts difference of described contact IC-USB card.
2. as claimed in claim 1 based on the USB joint transducer of contact IC-USB card, it is characterized in that ,+5V the contact of described USB joint corresponds to the contact C1 of Contact Type Ic Card chip, i.e. power supply VCC contact, wherein ,+5V the contact of described USB joint is power supply+5V, for power supply.
3. as claimed in claim 1 based on the USB joint transducer of contact IC-USB card, it is characterized in that, the GND contact of described USB joint corresponds to the contact C5 of described Contact Type Ic Card chip, i.e. earth terminal GND contact, wherein, the GND contact of described USB joint is power supply ground, for ground connection.
4. as claimed in claim 1 based on the USB joint transducer of contact IC-USB card, it is characterized in that, the Data+ contact of described USB joint corresponds to the contact C4 of described Contact Type Ic Card chip, wherein, the Data+ contact of described USB joint be data+, send for data.
5. as claimed in claim 1 based on the USB joint transducer of contact IC-USB card, it is characterized in that, the Data-contact of described USB joint corresponds to the contact C8 of described Contact Type Ic Card chip, wherein, the Data-contact of described USB joint be data-, for data receiver.
6., as claimed in claim 1 based on the USB joint transducer of contact IC-USB card, it is characterized in that, described USB joint can by data wire around mode be embedded in described USB joint transducer.
7., as claimed in claim 1 based on the USB joint transducer of contact IC-USB card, it is characterized in that, described USB joint can also be embedded in described USB joint transducer by the mode of push-and-pull.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420872981.4U CN204835131U (en) | 2014-12-31 | 2014-12-31 | USB connects converter based on contact IC -USB card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420872981.4U CN204835131U (en) | 2014-12-31 | 2014-12-31 | USB connects converter based on contact IC -USB card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204835131U true CN204835131U (en) | 2015-12-02 |
Family
ID=54692690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420872981.4U Active CN204835131U (en) | 2014-12-31 | 2014-12-31 | USB connects converter based on contact IC -USB card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204835131U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106229767A (en) * | 2016-08-31 | 2016-12-14 | 北京握奇智能科技有限公司 | A kind of adapter, card machine communication system and method |
-
2014
- 2014-12-31 CN CN201420872981.4U patent/CN204835131U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106229767A (en) * | 2016-08-31 | 2016-12-14 | 北京握奇智能科技有限公司 | A kind of adapter, card machine communication system and method |
| CN106229767B (en) * | 2016-08-31 | 2018-09-04 | 北京握奇智能科技有限公司 | A kind of adapter, card machine communication system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100485718C (en) | Memory card with two standard sets of contacts and a contact covering mechanism | |
| KR20090128425A (en) | Integrated circuit card and method for transmitting data by radio communication thereof | |
| CN111492380B (en) | Memory card and terminal | |
| CN105989403B (en) | The access device of storage card and the control method of memory card access apparatus | |
| CN203673508U (en) | Adapter | |
| CN101719211B (en) | IC card reader and method for safely reading and writing IC card | |
| CN101566980A (en) | Method for multiplexing interface of SD card and SD card with expanded function | |
| CN201583984U (en) | Separable non-contact card device | |
| CN203287931U (en) | Intelligent SD card externally provided with 7816-3 protocol interface | |
| CN204835131U (en) | USB connects converter based on contact IC -USB card | |
| CN202102425U (en) | Port conversion device | |
| CN105512716A (en) | Multifunctional IC card | |
| CN205354084U (en) | Multi -function IC card | |
| CN202486793U (en) | Card reading equipment with Bluetooth channel | |
| CN201408439Y (en) | External smart card | |
| CN101840486B (en) | Improved converter for SD card | |
| CN111428842B (en) | Memory card identification method and mobile device | |
| CN204463131U (en) | Based on the contact IC-USB card of USBKey | |
| CN201004233Y (en) | A RF card reading device with RS485 interface | |
| CN207302113U (en) | Chargeable smart card charging system, smart card and card reader | |
| CN201828948U (en) | Intelligent SD card and device with expansion function | |
| CN201965652U (en) | Client card | |
| CN204423398U (en) | Close range wireless communication module, control device and electronic equipment | |
| CN204557500U (en) | A kind of many cards consumption management system and wallet | |
| CN203025756U (en) | Non-contact smart IC (integrated circuit) card |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |