CN2620326Y - Contactless induction electronic calling card - Google Patents
Contactless induction electronic calling card Download PDFInfo
- Publication number
- CN2620326Y CN2620326Y CN 03230882 CN03230882U CN2620326Y CN 2620326 Y CN2620326 Y CN 2620326Y CN 03230882 CN03230882 CN 03230882 CN 03230882 U CN03230882 U CN 03230882U CN 2620326 Y CN2620326 Y CN 2620326Y
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- circuit
- business card
- electronic business
- type electronic
- induction type
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- Near-Field Transmission Systems (AREA)
Abstract
The utility model relates to a non-contact inductive electronic calling card, comprising a antenna coil(1)and a integrated circuit card chip(2). The utility model is characterized in that the integrated circuit card chip(2) is composed of a radio-frequency interface circuit(21), a digital circuit(22) and a memory (23); the antenna coil(1) transmits the electromagnetic wave from the transceiver(3) to the radio-frequency interface circuit(21) which is connected with the digital circuit(22); the digital circuit(22) controls the memory (23) and sends the stored personal information back to the transceiver(3) through the antenna coil(1) after modulation treatment under the radio-frequency interface circuit(21). The beneficial effects of the utility model are that: since a non-contact inductive integrated circuit card is introduced into the electronic calling card, the utility model, together with a transceiver (independent or embedded compound) according to different market demands, can be applied to various fields.
Description
Technical field
The utility model relates to the integrated circuit card field, relates in particular to a kind of non-contact induction type electronic business card.
Background technology
The non-contact induction type integrated circuit card is applied in a lot of fields at present, such as " public traffic smart card " of Shanghai City implementation, but also is not applied on the electronic business card.
Summary of the invention
The utility model technical issues that need to address have provided a kind of non-contact induction type electronic business card, are intended to solve the defective that also is not applied at present on the electronic business card.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions:
The utility model comprises aerial coil, IC card chip; Described IC card chip comprises radio-frequency interface circuit, digital circuit, storage area; Described aerial coil is passed to radio-frequency interface circuit with the electromagnetic wave that transceiver sends, described radio-frequency interface circuit is connected with digital circuit, described Digital Circuit Control storage area also sends it back transceiver by aerial coil with the personal information that stores after by the radio-frequency interface circuit modulation again, so that the user exchanges wherein contained personal information mutually.
Compared with prior art, the beneficial effects of the utility model are: the non-contact induction type integrated circuit card is applied on the electronic business card, can cooperate transceiver (can be the formula of solely putting or embedded combined type) to be applied in different fields according to the different demands in market.
Description of drawings
Fig. 1 is an embodiment of the present utility model;
Fig. 2 is the outward appearance and the interlayer of non-contact induction type electronic business card;
Fig. 3 is the non-contact induction type electronic business card and solely puts formula transceiver information exchange working state figure;
Fig. 4 is non-contact induction type electronic business card and embedded combined type transceiver information exchange working state figure;
Wherein: aerial coil 1, IC card chip 2, transceiver 3, radio-frequency interface circuit 21, digital circuit 22, storage area 23, clock generating circuit 211, rectification circuit 212, mu balanced circuit 213, modulation/demodulation circuit 214, electrify restoration circuit 215, serial-parallel conversion circuit 221, control and arithmetical unit 222, anti-collision circuit 223 is replied access circuit 224, encrypting and authenticating access circuit 225, electrically-erasable memory interface circuit 231, electrically-erasable storer 232;
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail:
By Fig. 1, Fig. 2, Fig. 3 as seen: the utility model comprises aerial coil 1, IC card chip 2; Described IC card chip 2 comprises radio-frequency interface circuit 21, digital circuit 22, storage area 23; Described aerial coil 1 is passed to radio-frequency interface circuit 21 with the electromagnetic wave that transceiver 3 sends, described radio-frequency interface circuit 21 is connected with digital circuit 22, described digital circuit 22 control store parts 23 also send it back transceiver 3 by aerial coil 1 with the personal information that stores after by radio-frequency interface circuit 21 modulation again, so that the user exchanges wherein contained personal information mutually;
Described radio-frequency interface circuit 21 comprises clock generating circuit 211, rectification circuit 212, mu balanced circuit 213, modulation/demodulation circuit 214, electrify restoration circuit 215; The electromagnetic wave that described rectification circuit 212 is sensed the aerial coil 1 and induction current that produces offers described clock generating circuit 211, modulation/demodulation circuit 214, electrify restoration circuit 215, digital circuit 22 and storage area 23 by mu balanced circuit 213 after rectification; Described clock generating circuit 211, modulation/demodulation circuit 214, electrify restoration circuit 215 are respectively with clock signal, and data-signal and reset signal are transferred to digital circuit 22;
Described digital circuit 22 comprises serial-parallel conversion circuit 221, control and arithmetical unit 222, and anti-collision circuit 223 is replied access circuit 224, encrypting and authenticating access circuit 225; Described control and arithmetical unit 222 with modulation/demodulation circuit 214 demodulation in the radio-frequency interface circuit 21 after the signal that comes of transmission be transferred to storage area 23 by control serial-parallel conversion circuit 221; Described control and arithmetical unit 222 are also controlled and can be allowed multiple name cards to carry out simultaneously near the anti-collision circuit 223 that uses, and reply access circuit 224 and can make information deposit the encrypting and authenticating access circuit 225 that adopts cipher mode;
Described storage area 23 comprises electrically-erasable memory interface circuit 231, electrically-erasable storer 232; Described control and arithmetical unit 222 are by electrically-erasable memory interface circuit 231 control electrically-erasable storeies 232, so that the information content wherein can be changed according to user's needs.
Below the utility model is described as follows:
The utility model makes its personal information that can store the holder, and the gordian technique with information exchange functions is: the non-contact induction type electronic business card is embedded with IC card chip and aerial coil.This special IC card chip that only depends on the noncontact induction just can start working is contactless.When the non-contact induction type electronic business card enters the perform region of transceiver (contactless read-write system utensil), the aerial coil that IC card chip connected can be sensed specific electromagnetic wave, and produces induction current, charges to capacitor through rectification circuit.Capacitance voltage becomes operating voltage after voltage stabilizing provide work capacity to IC card chip.Also include the writing information data that the non-contact induction type electronic business card is received in this electromagnetic wave simultaneously.The aerial coil that IC card chip connected also can the personal information that the non-contact induction type electronic business card is stored be read and to transceiver (contactless read-write system utensil) emission, thereby finishes the overall process of message exchange
The utility model embedded IC card chip function be: the electromagnetic radio frequency ripple that is loaded with personal information is received by the radio-frequency interface circuit in the IC card chip through aerial coil, its signal enters the digital circuit part after demodulation, its carrier wave by rectification, charging, voltage stabilizing after as the power supply energy supply of chip.Clock generating circuit and clock generating circuit are the additional auxiliary functional circuits that guarantees the normal operation of chip, the signal after the demodulation by control with arithmetical unit control serial-parallel conversion circuit through the electrically-erasable memory interface circuit by the electrically-erasable memory stores.Circuit is provided with the function of anti-collision mechanism by the anti-collision circuit to signal.The phase mutual interference of transaction and answer signal has good preventive effect in the time of to many non-contact induction type electronic business cards.Personal information controlled modulation after concluding the business is launched through aerial coil again.
The personal information content of change that the utility model exchanges can be encrypted by the encrypting and authenticating access circuit and but dead electricity is stored in the electrically-erasable memory stores in the chip, can prolonged and repeated erasable use.The circulation pattern 54mm * 86mm of common business card is adopted in the size of non-contact induction type electronic business card and printing.Its outward appearance and common business card are as good as but to include function very outstanding, easy to use.
Message exchange of the present utility model is carried out with the noncontact induction mode.Solely putting the formula transceiver is contactless read-write system utensil, is the conversion middle device of signal transmission.It gets off information demodulation from the less radio-frequency carrier wave that is received to send the final acceptance point of message exchange---the PC of electronic business card again to the serial communication mode of contact, personal data processor or mobile phone (mobile phone).
As seen from Figure 4: also can be made into embedded combined type transceiver (contactless read-write system utensil), embed produced with combination, on the hardware plate of personal data processor or mobile phone (mobile phone), develop into product line with new function in PC.Contactless read-write system utensil all includes antenna, radio frequency module for reading and writing and control module and serial line interface fundamental component.According to the different demands in market, can add other application function in addition.
Claims (10)
1. a non-contact induction type electronic business card comprises aerial coil (1), IC card chip (2); It is characterized in that: described IC card chip (2) comprises radio-frequency interface circuit (21), digital circuit (22), storage area (23); Described aerial coil (1) is passed to radio-frequency interface circuit (21) with the electromagnetic wave that transceiver (3) sends, described radio-frequency interface circuit (21) is connected with digital circuit (22), described digital circuit (22) control store part (23) and the personal information that stores modulated by radio-frequency interface circuit (21) after send it back transceiver (3) by aerial coil (1) again so that the user exchanges wherein contained personal information mutually.
2. a kind of non-contact induction type electronic business card according to claim 1, it is characterized in that: described radio-frequency interface circuit (21) comprises clock generating circuit (211), rectification circuit (212), mu balanced circuit (213), modulation/demodulation circuit (214), electrify restoration circuit (215); The electromagnetic wave that described rectification circuit (212) is sensed aerial coil (1) and the induction current that produces offers described clock generating circuit (211), modulation/demodulation circuit (214), electrify restoration circuit (215), digital circuit (22) and storage area (23) by mu balanced circuit (213) after rectification; Described clock generating circuit (211), modulation/demodulation circuit (214), electrify restoration circuit (215) are respectively with clock signal, and data-signal and reset signal are transferred to digital circuit (22).
3. a kind of non-contact induction type electronic business card according to claim 2, it is characterized in that: described digital circuit (22) comprises serial-parallel conversion circuit (221), control and arithmetical unit (222), anti-collision circuit (223), reply access circuit (224), encrypting and authenticating access circuit (225); Described control and arithmetical unit (222) with modulation/demodulation circuit (214) demodulation in the radio-frequency interface circuit (21) after the signal that comes of transmission be transferred to storage area (23) by controlling serial-parallel conversion circuit (221); Described control and arithmetical unit (222) are also controlled and can be allowed multiple name cards to carry out simultaneously near the anti-collision circuit (223) that uses, and reply access circuit (224) and can make information deposit the encrypting and authenticating access circuit (225) that adopts cipher mode.
4. a kind of non-contact induction type electronic business card according to claim 3 is characterized in that: described storage area (23) comprises electrically-erasable memory interface circuit (231), electrically-erasable storer (232); Described control and arithmetical unit (222) are by electrically-erasable memory interface circuit (231) control electrically-erasable storer (232), so that the information content wherein can be changed according to user's needs.
5. a kind of non-contact induction type electronic business card according to claim 1 is characterized in that: described transceiver (3) be can accept the information of non-contact induction type electronic business card and be transferred to laptop computer, personal data processor, mobile phone (mobile phone) contactless, solely put formula read-write system utensil.
6. a kind of non-contact induction type electronic business card according to claim 1 is characterized in that: described transceiver (3) is contactless, embedded combined type read-write system utensil.
7. a kind of non-contact induction type electronic business card according to claim 6 is characterized in that: described contactless, embedded combined type read-write system utensil can be compounded in the PC.
8. a kind of non-contact induction type electronic business card according to claim 6 is characterized in that: described contactless, embedded combined type read-write system utensil can be compounded in the personal data processor.
9. a kind of non-contact induction type electronic business card according to claim 6 is characterized in that: described contactless, embedded combined type read-write system utensil can be compounded in the mobile phone (mobile phone).
10. a non-contact induction type electronic business card is characterized in that: the circulation pattern 54mm * 86mm of size and the common business card of printing employing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03230882 CN2620326Y (en) | 2003-05-06 | 2003-05-06 | Contactless induction electronic calling card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03230882 CN2620326Y (en) | 2003-05-06 | 2003-05-06 | Contactless induction electronic calling card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2620326Y true CN2620326Y (en) | 2004-06-09 |
Family
ID=34247838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03230882 Expired - Fee Related CN2620326Y (en) | 2003-05-06 | 2003-05-06 | Contactless induction electronic calling card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2620326Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102016886B (en) * | 2008-05-07 | 2015-02-18 | Sesrfid解决方法有限责任公司 | Spatial structure with a transponder and method for the manufacture thereof |
| WO2016127815A1 (en) * | 2015-02-11 | 2016-08-18 | 天地融科技股份有限公司 | Electronic equipment |
| US10043123B2 (en) | 2015-02-11 | 2018-08-07 | Tendyron Corporation | Electronic equipment |
-
2003
- 2003-05-06 CN CN 03230882 patent/CN2620326Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102016886B (en) * | 2008-05-07 | 2015-02-18 | Sesrfid解决方法有限责任公司 | Spatial structure with a transponder and method for the manufacture thereof |
| WO2016127815A1 (en) * | 2015-02-11 | 2016-08-18 | 天地融科技股份有限公司 | Electronic equipment |
| US10043123B2 (en) | 2015-02-11 | 2018-08-07 | Tendyron Corporation | Electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |