CN202887237U - Radio-frequency-signal controllable activation indicating device - Google Patents
Radio-frequency-signal controllable activation indicating device Download PDFInfo
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- CN202887237U CN202887237U CN 201220425547 CN201220425547U CN202887237U CN 202887237 U CN202887237 U CN 202887237U CN 201220425547 CN201220425547 CN 201220425547 CN 201220425547 U CN201220425547 U CN 201220425547U CN 202887237 U CN202887237 U CN 202887237U
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- radiofrequency signal
- indicating device
- controlled activation
- activation indicating
- radio
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Abstract
A radio-frequency-signal controllable activation indicating device is characterized in that a flexible circuit board is embedded in the radio-frequency-signal controllable activation indicating device; at least a chip, a radio frequency antenna, a starter and an indicator are integrated on the flexible circuit board. A chief advantage of the radio-frequency-signal controllable activation indicating device provided by the utility model is a prevention principle, namely, to reduce radio-frequency signal emission when intelligent cards are close to radio-frequency card readers, so that radio-frequency signal pollution is reduced.
Description
Technical field
The utility model relates to the controlled activation indicating device of a kind of radiofrequency signal.Especially non-contact intelligent Card Type, NFC(close range wireless communication for example) card, contactless Mifare smart card, satisfy ISO14443(non-contact IC card standard) smart card, satisfy ISO15693(radio-frequency (RF) identification standard) smart card, satisfy ISO18000(authentication system standard) smart card, this class contact type intelligent card all has a radio-frequency antenna, in smart card placed its reader induction field that mutually mates, the antenna on the card will be abideed by the upper integrated rule of card and the automatic emitting radio frequency signal of the agreement news that work of going forward side by side.
Background technology
At present, nearly all radio-frequency card of working in the global general-use frequency, for example identification card, bank card, transportation card, access card etc., all be based on the standard format of antenna integrated in the card and chip, as long as when they were placed near the radio-frequency card reader near zone, the antenna on the card can be carried out by automatic activation the emission of radiofrequency signal.
Address the above problem, a simple way is exactly to allow only have the holder could start the emission of radiofrequency signal.Only in this way, the data in the card are protected.A method is to set up a switch at the antenna place, closes unnecessary communication between all cards and the radio-frequency card reader with this.This method has a variety of implementations.
Summary of the invention
The purpose of this utility model is to provide a kind of radiofrequency signal controlled activation indicating device, to solve some drawbacks of such radio frequency smart card.
The said radiofrequency signal of this paper, for instance, can be electromagnetic field signal, as: the IR(infrared ray) signal, millimeter-wave signal, microwave signal, wireless network (WIFI) signal, global system for mobile communications (GSM) signal, universal mobile telecommunications system (UMTS) signal etc.
The technical solution of the utility model is:
The controlled activation indicating device of a kind of radiofrequency signal, an embedded flexible PCB in the controlled activation indicating device of radiofrequency signal, an integrated chip, radio-frequency antenna and starter and the indicator of comprising at least on the flexible PCB.
The controlled activation indicating device of described radiofrequency signal has self-supply power source, and self-supply power source is rechargeable or the flexible battery of rechargeable type not.
Embedded quartz or oscillator on the described flexible PCB are used to described antenna to start the time timing of radiofrequency signal.
Described starter is mounted in the switch (5) that is integrated on the flexible PCB.
Described starter starts by the form of input password, and by being integrated in keyboard (9) the input password on the circuit board, password starts the antenna transmission radiofrequency signal after passing through through chip checking.
Described starter is the metal button, when it is pressed, then starts the antenna transmission radiofrequency signal.
Described starter is piezoelectric sensor, when it experiences fluctuation, then starts the antenna transmission radiofrequency signal.
Described starter is temperature sensor, light sensor, vibration transducer or pressure transducer.
Described starter is biology sensor, and biology sensor is integrated in inside or the outside of the controlled activation indicating device of radiofrequency signal, only has biological characteristic through chip checking and after passing through, described antenna just can start and emitting radio frequency signal.
Described indicator has indicated the emission of radio frequency signals state:
Whether described indicator is used for indicating emission of radio frequency signals to start within a certain period of time;
Described indicator is used to indicate and the radio frequency reader success communication;
Described indicator is used to indicate and the radio frequency reader communication failure.
The described sound indicator that also comprises, sound indicator comprises piezoelectric loudspeaker or loudspeaker, indicates the starting state of radiofrequency signal by " dripping " sound, voice, music or other sound.
The radiofrequency signal of the controlled activation indicating device emission of described radiofrequency signal can be dynamic-form or random form.
The controlled activation indicating device of described radio-frequency field comprises switch and the electric capacity of series connection, and the circuit that this switch and capacitances in series form is connected in parallel between the antenna, can change the impedance of antenna by the position that changes switch, so that antenna is activated or cuts out.
The form that the controlled activation indicating device of described radio-frequency field is smart card, usb key or electronic tag.
The beneficial effects of the utility model are:
The advantage that the controlled activation indicating device of radiofrequency signal of the present utility model stands in the breach is Precautionary Principle, the emission of radio frequency signals when reducing exactly smart card near radio-frequency card reader, and then reduce radiofrequency signal and pollute.
Second advantage is, the utility model is bright can protective device in data security, it can not stolen by the third party of malice, because this smart card can only be worked under holder's startup.
The 3rd advantage is that the utility model can be by LED lamp or sound indication holder, and this equipment is transmitting in the communication, and whether whether this equipment is identified, and verified by radio-frequency card reader.
Description of drawings
Fig. 1 is the structural representation of embodiment one of the present utility model.
Fig. 2 is the structural representation of embodiment two of the present utility model.
Fig. 3 is the structural representation of embodiment three of the present utility model.
Fig. 4 is the structural representation of embodiment four of the present utility model.
Fig. 5 is the structural representation of embodiment five of the present utility model.
Fig. 6 is the structural representation of embodiment six of the present utility model.
Among the figure: 1 is that main antenna, 2 is that RFID tag, 3 is that radio-frequency field detection circuit, 4 is that demonstration or phonation circuit, 5 are that switch, 6 is that slave antenna, 7 is that electric capacity, 8 is that control circuit, 9 is that keyboard, 10 is that biological sensing circuit, 11 is that power switch, 12 is that time control circuit, 13 is that crystal oscillator, 14 is that smart card, 15 is contact interface.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described:
Embodiment one.
Such as Fig. 1, the controlled activation indicating device of a kind of radiofrequency signal comprises main antenna 1, RFID tag 2, radio-frequency field detection circuit device 3, demonstration or phonation circuit 4, switch 5 and smart card 14.
Radio-frequency field detection circuit and display circuit are by main antenna 1 supply power.
Switch 5 connects main antenna 1 and RFID tag 2, and radio-frequency field detection circuit device 3 is connected with main antenna 1, and radio-frequency (RF) magnetic field detection circuit device 3 connects and shows or phonation circuit 4.Demonstration or phonation circuit 4 use as indicator, and demonstration or phonation circuit 4 can comprise the LED lamp, play indicative function.
Embodiment two.
Such as Fig. 2, the controlled activation indicating device of a kind of radiofrequency signal comprises main antenna 1, RFID tag 2, radio-frequency field detection circuit 3, demonstration or phonation circuit 4, switch 5, slave antenna 6 and smart card 14.
Radio-frequency field detection circuit and display circuit are by slave antenna 6 supply powers.Switch 5 connects main antenna 1 and RFID tag 2, and radio-frequency field detection circuit 3 is connected with slave antenna 6, and radio-frequency field detection circuit 3 connects and shows or phonation circuit 4.Demonstration or phonation circuit 4 use as indicator, and demonstration or phonation circuit 4 can comprise the LED lamp, play indicative function.
Slave antenna 6 is mainly used to survey radiofrequency signal among Fig. 2, and the indication holder is as detecting radio-frequency field,, they can pass through switch activator radio communication.
Embodiment three.
Such as Fig. 3, the controlled activation indicating device of a kind of radiofrequency signal comprises main antenna 1, RFID tag 2, radio-frequency field detection circuit 3, demonstration or phonation circuit 4, switch 5, slave antenna 6, electric capacity 7 and smart card 14.
Radio-frequency field detection circuit and display circuit are by slave antenna 6 or main antenna 1 supply power.The nonessential part of dotted line marks among Fig. 3 slave antenna 6 expressions can be surveyed radiofrequency signal and communicates with a main antenna 1, or use respectively two antennas, and a main antenna 1 is used for communication, and another slave antenna 6 is used for surveying radiofrequency signal.
The effect of electric capacity 7 among Fig. 3: the principle of work of radio-frequency antenna is capacitor and inductor LC resonance frequency, depends on the inductance and label internal capacitance.Resonance frequency and frequency of operation are inconsistent under unactivated state, and after button 5 was activated, label electric capacity had been modified, and resonance frequency reaches consistent with frequency of operation like this, thereby communicates.
Embodiment four.
Such as Fig. 4, the controlled activation indicating device of a kind of radiofrequency signal comprises main antenna 1, RFID tag 2, radio-frequency field detection circuit 3, demonstration or phonation circuit 4, control circuit 8, keyboard 9, bio-sensing circuit 10, switch 11 and smart card 14.
Radio-frequency field detection circuit and display circuit are by slave antenna 6.The nonessential part of dotted line marks among Fig. 4 slave antenna 6 expressions can be surveyed radiofrequency signal and communicates with a main antenna 1, or use respectively two antennas, and a main antenna 1 is used for communication, and another slave antenna 6 is used for surveying radiofrequency signal.
Radio-frequency field detection circuit 3 is connected with main antenna 1 or slave antenna 6, and radio-frequency field detector 3 connects and shows or phonation circuit 4.Demonstration or phonation circuit 4 use as indicator, and demonstration or phonation circuit 4 can comprise the LED lamp, play indicative function.
Embodiment five.
Such as Fig. 5, the controlled activation indicating device of a kind of radio-frequency field comprises main antenna 1, RFID tag 2, radio-frequency field detection circuit 3, demonstration or phonation circuit 4, keyboard 9, bio-sensing circuit 10, power switch 11, time control circuit 12, crystal oscillator 13 and smart card 14.
Radio-frequency field detection circuit 3 and demonstration or phonation circuit 4 are by slave antenna supply power 6.The nonessential part of dotted line marks among Fig. 5 slave antenna 6 expressions can be surveyed radiofrequency signal and communicates with a main antenna 1, or use respectively two antennas, and a main antenna 1 is used for communication, and another slave antenna 6 is used for detectable signal.
Radio-frequency field detection circuit 3 is connected with main antenna 1 or slave antenna 6, and radio-frequency field detection circuit 3 connects and shows or phonation circuit 4.Demonstration or phonation circuit 4 use as indicator, and demonstration or phonation circuit 4 can comprise the LED lamp, play indicative function.
Embodiment six.
Such as Fig. 6, the controlled activation indicating device of a kind of radio-frequency field comprises main antenna 1, RFID tag 2, control circuit 8, keyboard 9 and smart card 14.
The holder selects output power by keyboard 9, and control circuit 8 changes its output power by contact interface 15 instruction RFID tag 2.
What above-mentioned embodiment related to is the radio frequency smart card form, yet the utility model also can use with the form of USB storage, electronic tag, medical information label.
Embodiment recited above is described preferred implementation of the present utility model; be not that design of the present utility model and scope are limited; do not breaking away under the utility model design concept prerequisite; common engineering technical personnel make the technical solution of the utility model in this area various modification and improvement; all should fall into protection domain of the present utility model, the technology contents that the utility model is asked for protection all is documented in claims.
Claims (14)
1. the controlled activation indicating device of radiofrequency signal is characterized in that an embedded flexible PCB in the controlled activation indicating device of radiofrequency signal, an integrated chip, radio-frequency antenna and starter and the indicator of comprising at least on the flexible PCB.
2. the controlled activation indicating device of radiofrequency signal according to claim 1 is characterized in that the controlled activation indicating device of described radiofrequency signal has self-supply power source, and self-supply power source is rechargeable or the flexible battery of rechargeable type not.
3. the controlled activation indicating device of radiofrequency signal according to claim 1 is characterized in that embedded quartz or oscillator on the described flexible PCB, is used to described antenna to start the time timing of radiofrequency signal.
4. the controlled activation indicating device of radiofrequency signal according to claim 1 is characterized in that described starter is mounted in the switch (5) that is integrated on the flexible PCB.
5. the controlled activation indicating device of radiofrequency signal according to claim 1, it is characterized in that described starter starts by the form of input password, by being integrated in keyboard (9) the input password on the circuit board, password starts the antenna transmission radiofrequency signal after passing through through chip checking.
6. the controlled activation indicating device of radiofrequency signal according to claim 1 is characterized in that described starter is the metal button, when it is pressed, then starts the antenna transmission radiofrequency signal.
7. the controlled activation indicating device of radiofrequency signal according to claim 1 is characterized in that described starter is piezoelectric sensor, when it experiences fluctuation, then starts the antenna transmission radiofrequency signal.
8. the controlled activation indicating device of radiofrequency signal according to claim 1 is characterized in that described starter is temperature sensor, light sensor, vibration transducer or pressure transducer.
9. the controlled activation indicating device of radiofrequency signal according to claim 1, it is characterized in that described starter is biology sensor, biology sensor is integrated in inside or the outside of the controlled activation indicating device of radiofrequency signal, only has biological characteristic through chip checking and after passing through, described antenna just can start and emitting radio frequency signal.
10. the controlled activation indicating device of radiofrequency signal according to claim 1 is characterized in that described indicator has indicated the emission of radio frequency signals state:
Whether described indicator is used for indicating emission of radio frequency signals to start within a certain period of time;
Described indicator is used to indicate and the radio frequency reader success communication;
Described indicator is used to indicate and the radio frequency reader communication failure.
11. the controlled activation indicating device of radiofrequency signal according to claim 1, characterized by further comprising sound indicator, described sound indicator comprises piezoelectric loudspeaker or loudspeaker, indicates the starting state of radiofrequency signal by " dripping " sound, voice, music or other sound.
12. the controlled activation indicating device of radiofrequency signal according to claim 1, the radiofrequency signal that it is characterized in that the controlled activation indicating device emission of described radiofrequency signal can be dynamic-form or random form.
13. according to claim 1 to 12 one of any controlled activation indicating devices of described radiofrequency signal, it is characterized in that the controlled activation indicating device of described radio-frequency field comprises switch and the electric capacity of series connection, the circuit that this switch and capacitances in series form is connected in parallel between the antenna, can change the impedance of antenna by the position that changes switch, so that antenna is activated or cuts out.
14. to 12 one of any controlled activation indicating devices of described radiofrequency signal, it is characterized in that the form that the controlled activation indicating device of described radio-frequency field is smart card, usb key or electronic tag according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220425547 CN202887237U (en) | 2012-08-27 | 2012-08-27 | Radio-frequency-signal controllable activation indicating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220425547 CN202887237U (en) | 2012-08-27 | 2012-08-27 | Radio-frequency-signal controllable activation indicating device |
Publications (1)
| Publication Number | Publication Date |
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| CN202887237U true CN202887237U (en) | 2013-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220425547 Expired - Fee Related CN202887237U (en) | 2012-08-27 | 2012-08-27 | Radio-frequency-signal controllable activation indicating device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103646228A (en) * | 2013-11-27 | 2014-03-19 | 苏州木兰电子科技有限公司 | Multi-antenna activation source used for radio frequency identification |
| CN104182792A (en) * | 2014-08-06 | 2014-12-03 | 成都九洲电子信息系统股份有限公司 | Disassembling-proof 2.45GHz active tag with electronic lock |
| CN104463315A (en) * | 2014-12-22 | 2015-03-25 | 东信和平科技股份有限公司 | Non-contact integrated circuit card |
-
2012
- 2012-08-27 CN CN 201220425547 patent/CN202887237U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103646228A (en) * | 2013-11-27 | 2014-03-19 | 苏州木兰电子科技有限公司 | Multi-antenna activation source used for radio frequency identification |
| CN106295445A (en) * | 2013-11-27 | 2017-01-04 | 苏州木兰电子科技有限公司 | Identify and activate source apart from dynamic adjustable radio-frequency antenna |
| CN106295446A (en) * | 2013-11-27 | 2017-01-04 | 苏州木兰电子科技有限公司 | The multiple antennas with accurate positioning function activates source |
| CN106295444A (en) * | 2013-11-27 | 2017-01-04 | 苏州木兰电子科技有限公司 | Low-power anti-interference antenna activates source |
| CN103646228B (en) * | 2013-11-27 | 2017-02-08 | 苏州木兰电子科技有限公司 | Multi-antenna activation source used for radio frequency identification |
| CN106295446B (en) * | 2013-11-27 | 2019-06-18 | 苏州木兰电子科技有限公司 | Multiple antennas activate source with accurate positioning function |
| CN106295445B (en) * | 2013-11-27 | 2020-05-22 | 苏州木兰电子科技有限公司 | Radio frequency antenna activation source with dynamically adjustable identification distance |
| CN106295444B (en) * | 2013-11-27 | 2020-05-22 | 苏州木兰电子科技有限公司 | Low-power anti-interference antenna activation source |
| CN104182792A (en) * | 2014-08-06 | 2014-12-03 | 成都九洲电子信息系统股份有限公司 | Disassembling-proof 2.45GHz active tag with electronic lock |
| CN104463315A (en) * | 2014-12-22 | 2015-03-25 | 东信和平科技股份有限公司 | Non-contact integrated circuit card |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20170827 |
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| CF01 | Termination of patent right due to non-payment of annual fee |