CN102279936A - Energy storage radio-frequency card - Google Patents
Energy storage radio-frequency card Download PDFInfo
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- CN102279936A CN102279936A CN2010101955064A CN201010195506A CN102279936A CN 102279936 A CN102279936 A CN 102279936A CN 2010101955064 A CN2010101955064 A CN 2010101955064A CN 201010195506 A CN201010195506 A CN 201010195506A CN 102279936 A CN102279936 A CN 102279936A
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Abstract
The invention discloses an energy storage radio-frequency card, which relates to a radio-frequency card. The energy storage radio-frequency card comprises a radio-frequency card chip, wherein the radio-frequency card chip is connected with a signal emitting antenna and a power supply module; the power supply module comprises a power generating mechanism and a capacitor; the power generating mechanism is connected with the capacitor; and the capacitor is connected with the radio-frequency card chip. The electrical energy emitted by the power generating mechanism is accumulated in the capacitor, so that sufficiently strong current is provided for the radio-frequency chip, a sufficiently strong wireless radio signal is generated by the signal emitting antenna, and the action distance is further effectively expanded.
Description
Technical field
The present invention relates to a kind of electronic applications, be specifically related to a kind of radio-frequency card.
Background technology
Radio-frequency card is non-contact IC card again, be born in the beginning of the nineties, it is a new technology that grows up recent years in the world, it successfully radio frequency is known technology and the IC-card technology combines, having solved passive (non-transformer in the card) and contacted this difficult problem with exempting from, is a quantum jump of field of electronic devices.Owing to exist magnetic card and the incomparable advantage of Contact Type Ic Card, make it once appearance, just cause immediately widely and pay close attention to, and applied with surprising rapidity.
Radio-frequency card is divided into active card and passive card by power supply mode.Active being meant has battery that power supply is provided in the card, its operating distance is far away, but the life-span is limited, volume is big, cost is high, and is not suitable for working under rugged surroundings.No battery in the passive card, it utilizes the wave beam power supply technique that the radio-frequency (RF) energy that receives is converted into direct supply for blocking interior circuit supply, and the active relatively card of its operating distance is short, but the life-span is long and less demanding to working environment.
Summary of the invention
The object of the present invention is to provide a kind of energy-storage type radio-frequency card, to solve the problems of the technologies described above.
The energy-storage type radio-frequency card comprises a radio-frequency card chip, described radio-frequency card chip connects a signal emitting antenna and a power module, described power module comprises a power facility and an electric capacity, and described power facility connects described electric capacity, and described electric capacity connects described radio-frequency card chip.
The electric energy that described power facility sends is at first accumulated in electric capacity, so that provide enough strong electric current for described radio-frequency card chip.So that produce enough strong radio signal by the signal emitting antenna, and then effectively improve operating distance.Described radio-frequency card chip can send wireless signal by described signal emitting antenna after receiving extraneous trigger pip.
Described power facility adopts an inductance type power facility, and described inductance type power facility comprises a telefault, connects described electric capacity by a unidirectional conduction device.Described telefault is the electric capacity charging by unidirectional conduction device.
Described power facility adopts an optical energy power mechanism, and described optical energy power mechanism comprises an electrooptical device, and described electrooptical device connects described electric capacity.Described electrooptical device is converted into electric energy with luminous energy, is the electric capacity charging.
Described electric capacity and described radio-frequency card chip chamber are provided with a power management module, and when described capacitance voltage was higher than a critical value, described power management module was controlled described electric capacity to described radio-frequency card chip power supply.
Under the situation of described radio-frequency card chip power supply, described radio-frequency card chip can initiatively send wireless signal by described signal emitting antenna at described power management module.Also can send wireless signal by described signal emitting antenna after receiving extraneous trigger pip, as after receiving the signal that the radio-frequency card scanning system launched, control capacitance is to the radio-frequency card chip power supply, so that the feedback radio signal.
So that under the less situation of the electric current that described power facility itself produces, described power module still can provide than heavy current for described radio-frequency card chip.
Described electric capacity adopts electrochemical capacitor.To guarantee having bigger electric capacity, can provide stronger electric current.
Described electric capacity adopts non-electrolytic capacitor.To guarantee that electric capacity has the sufficiently long life-span.
Described energy-storage type radio-frequency card also comprises a radio-frequency card card body, and described radio-frequency card chip is embedded in the described radio-frequency card card body; Described electric capacity is provided with at least two sheet pole plates, and described two sheet pole plates are embedded in respectively in the described radio-frequency card card body.Because the sheet pole plate is embedded in the radio-frequency card card body, radio-frequency card card body area is relatively large, therefore allows two sheet pole plates to have bigger area, and then allows electric capacity to have bigger electric capacity.
Described energy-storage type radio-frequency card is provided with one and is used for lanyard that energy-storage type radio-frequency card and the article that will indicate are fixed together.So that energy-storage type radio-frequency card and the article that will indicate are linked together.
Described energy-storage type radio-frequency card is provided with one and is used for energy-storage type radio-frequency card and the article that will the indicate tack coat that is bonded together.Described tack coat is provided with adhesive sticker, undertaken by adhesive sticker bonding, be convenient to the dismounting, be convenient to the energy-storage type radio-frequency card is fixed on the different article that will indicate.
Described energy-storage type radio-frequency card is provided with one and is used for snap close that energy-storage type radio-frequency card and the article that will indicate are fixed together, and described snap close adopts dismountable snap close, so that be fixed on the different article that will indicate.
Described energy-storage type radio frequency kayser has the snap close of key for collocation.Need key to cooperate during dismounting energy-storage type radio-frequency card, under situation without permission, change the energy-storage type radio-frequency card to avoid the people.
Description of drawings
A kind of electrical block diagram of Fig. 1 energy-storage type radio-frequency card;
The another kind of electrical block diagram of Fig. 2 energy-storage type radio-frequency card.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
With reference to Fig. 1, the energy-storage type radio-frequency card comprises a radio-frequency card chip 1.Radio-frequency card chip 1 connects (or directly a being provided with) signal emitting antenna 2 and a power module 3.Power module 3 comprises a power facility 31 and an electric capacity 32, and power facility 31 connects electric capacity 32.Electric capacity 32 connects radio-frequency card chip 1.The electric energy that power facility 31 sends is accumulated in electric capacity 32, so that for radio-frequency card chip 1 provides enough strong electric current, so that produce enough strong radio signal by signal emitting antenna 2, and then effectively improve operating distance.Signal emitting antenna 2 can be the antenna of different types of structure, can be attached directly on the radio-frequency card chip 1.
In concrete the enforcement: power facility 31 adopts an inductance type power facility, and the inductance type power facility comprises a telefault, connects electric capacity 32 by a unidirectional conduction device.Telefault is the electric capacity charging by unidirectional conduction device.Unidirectional conduction device can be a diode.
With reference to Fig. 2,1 of electric capacity 32 and radio-frequency card chip are provided with a power management module 4, and when electric capacity 32 voltages were higher than a critical value, power management module 4 control capacitances 32 were to 1 power supply of radio-frequency card chip.Electric capacity 32 can adopt electrochemical capacitor, to guarantee having bigger electric capacity, can provide stronger electric current.Electric capacity 32 can also adopt non-electrolytic capacitor.To guarantee that electric capacity 32 has the sufficiently long life-span.
The non-electrolytic capacitor that electric capacity 32 adopts can be a structure as described below, and electric capacity 32 is provided with at least two sheet pole plates, and two sheet pole plates are embedded in respectively in the radio-frequency card card body.Because the sheet pole plate is embedded in the radio-frequency card card body, radio-frequency card card body area is relatively large, therefore allows two sheet pole plates to have bigger area, and then allows electric capacity to have bigger electric capacity.
In concrete the enforcement, under the situation that electric capacity is powered, radio-frequency card chip 1 can have different mode of operation settings:
As, at power management module 4 (electric capacity 32) under the situation of radio-frequency card chip 1 power supply, radio-frequency card chip 1 initiatively sends wireless signal by signal emitting antenna 2: as, radio-frequency card chip 1 is after receiving the signal that the radio-frequency card scanning system launched, send wireless signal by signal emitting antenna 2, so that the feedback radio signal.So that under the less situation of the electric current that power facility 31 produces itself, power module 3 still can provide than heavy current for radio-frequency card chip 1.
The energy-storage type radio-frequency card is as follows with the fixed form of the article that will indicate:
The energy-storage type radio-frequency card can be provided with one and be used for lanyard that energy-storage type radio-frequency card and the article that will indicate are fixed together.So that energy-storage type radio-frequency card and the article that will indicate are linked together.
The energy-storage type radio-frequency card can be provided with one and be used for energy-storage type radio-frequency card and the article that will the indicate tack coat that is bonded together.Described tack coat is provided with adhesive sticker, undertaken by adhesive sticker bonding, be convenient to the dismounting, be convenient to the energy-storage type radio-frequency card is fixed on the different article that will indicate.
The energy-storage type radio-frequency card can also be provided with one and be used for snap close that energy-storage type radio-frequency card and the article that will indicate are fixed together, and snap close adopts dismountable snap close, so that be fixed on the different article that will indicate.Snap close can be the snap close that collocation has key.Need key to cooperate during dismounting energy-storage type radio-frequency card, under situation without permission, change the energy-storage type radio-frequency card to avoid the people.
The energy-storage type radio-frequency card can be applied to fields such as ETC system, identification, conference management, attendance management, logistics management, hidden personnel, material tracking and managing, supermarket charge.
More than show and described ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not subjected to the restriction of above-mentioned using method; that describes in above-mentioned using method and the instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (10)
1. the energy-storage type radio-frequency card comprises a radio-frequency card chip, described radio-frequency card chip connects a signal emitting antenna and a power module, it is characterized in that, described power module comprises a power facility and an electric capacity, described power facility connects described electric capacity, and described electric capacity connects described radio-frequency card chip.
2. energy-storage type radio-frequency card according to claim 1 is characterized in that the electric energy that described power facility sends is accumulated in described electric capacity, so that provide enough strong electric current for described radio-frequency card chip.
3. energy-storage type radio-frequency card according to claim 1 is characterized in that, described power facility adopts an inductance type power facility, and described inductance type power facility comprises a telefault, connects described electric capacity by a unidirectional conduction device.
4. energy-storage type radio-frequency card according to claim 1 is characterized in that, described power facility adopts an optical energy power mechanism, and described optical energy power mechanism comprises an electrooptical device, and described electrooptical device connects described electric capacity.
5. according to claim 1,2,3 or 4 described energy-storage type radio-frequency cards, it is characterized in that, described electric capacity and described radio-frequency card chip chamber are provided with a power management module, and when described capacitance voltage was higher than a critical value, described power management module was controlled described electric capacity to described radio-frequency card chip power supply.
6. energy-storage type radio-frequency card according to claim 5 is characterized in that, under the situation of described radio-frequency card chip power supply, described radio-frequency card chip initiatively sends wireless signal by described signal emitting antenna at described power management module.
7. according to claim 1,2,3 or 4 described energy-storage type radio-frequency cards, it is characterized in that, after described radio-frequency card chip receives extraneous trigger pip, send wireless signal by described signal emitting antenna.
8. energy-storage type radio-frequency card according to claim 1 is characterized in that, described electric capacity adopts electrochemical capacitor.
9. energy-storage type radio-frequency card according to claim 1 is characterized in that, described electric capacity adopts non-electrolytic capacitor.
10. energy-storage type radio-frequency card according to claim 9 is characterized in that, described energy-storage type radio-frequency card also comprises a radio-frequency card card body, and described radio-frequency card chip is embedded in the described radio-frequency card card body; Described electric capacity is provided with at least two sheet pole plates, and described two sheet pole plates are embedded in respectively in the described radio-frequency card card body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101955064A CN102279936A (en) | 2010-06-08 | 2010-06-08 | Energy storage radio-frequency card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101955064A CN102279936A (en) | 2010-06-08 | 2010-06-08 | Energy storage radio-frequency card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102279936A true CN102279936A (en) | 2011-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101955064A Pending CN102279936A (en) | 2010-06-08 | 2010-06-08 | Energy storage radio-frequency card |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2484179Y (en) * | 2001-08-17 | 2002-04-03 | 王冬云 | Read-write-type anticounterfeit resident identification |
| CN1710780A (en) * | 2005-07-07 | 2005-12-21 | 上海坤锐电子科技有限公司 | Self-adaptive radio-energy extraction circuit based on capacity energy-storage |
| CN101316053A (en) * | 2008-06-04 | 2008-12-03 | 哈尔滨工业大学 | Magnetic coupling resonance vibration type wireless energy transform device |
| CN101366049A (en) * | 2005-09-23 | 2009-02-11 | 伊比科创新有限公司 | Radio frequency identification device systems |
| CN201465162U (en) * | 2009-07-01 | 2010-05-12 | 昆明理工大学 | RFID card with piezoelectric power supply |
-
2010
- 2010-06-08 CN CN2010101955064A patent/CN102279936A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2484179Y (en) * | 2001-08-17 | 2002-04-03 | 王冬云 | Read-write-type anticounterfeit resident identification |
| CN1710780A (en) * | 2005-07-07 | 2005-12-21 | 上海坤锐电子科技有限公司 | Self-adaptive radio-energy extraction circuit based on capacity energy-storage |
| CN101366049A (en) * | 2005-09-23 | 2009-02-11 | 伊比科创新有限公司 | Radio frequency identification device systems |
| CN101316053A (en) * | 2008-06-04 | 2008-12-03 | 哈尔滨工业大学 | Magnetic coupling resonance vibration type wireless energy transform device |
| CN201465162U (en) * | 2009-07-01 | 2010-05-12 | 昆明理工大学 | RFID card with piezoelectric power supply |
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Application publication date: 20111214 |