CN203644061U - Active RFID card capable of being charged wirelessly - Google Patents
Active RFID card capable of being charged wirelessly Download PDFInfo
- Publication number
- CN203644061U CN203644061U CN201320867031.8U CN201320867031U CN203644061U CN 203644061 U CN203644061 U CN 203644061U CN 201320867031 U CN201320867031 U CN 201320867031U CN 203644061 U CN203644061 U CN 203644061U
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- Prior art keywords
- module
- radio
- wireless charging
- frequency
- active rfid
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- 238000012544 monitoring process Methods 0.000 claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 239000003990 capacitor Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses an active RFID card capable of being charged wirelessly. The active RFID card capable of being charged wirelessly comprises a power supply module and an interface module, and is characterized by further comprising a charging antenna, a wireless charging module, a microcontroller, an RF module, an RF antenna and a monitoring module, wherein the wireless charging module, the microcontroller, the RF module and the monitoring module are all electrically connected with the power supply module; the wireless charging module is used for wirelessly charging the power supply module; the RF module is used for converting electromagnetic signals sent by the RF antenna to digital signals; the microcontroller is used for carrying out demodulation and recognition on digital signals after converted by the RF module; and the monitoring module is used for carrying out real-time monitoring on voltage of the power supply module. The active RFID card capable of being charged wirelessly has the advantages that the structure is simple, wireless charging effects are good, and long-time stable operation of the active RFID card can be effectively ensured.
Description
Technical field
The utility model relates to RFID REID field, relates in particular to a kind of active RFID radio-frequency card that possesses wireless charging function.
Background technology
Existing active RFID has product-derived, as active RFID radio-frequency card, is all to adopt disposable battery or rechargeable battery, after electric weight is finished, disposable battery need to take away shell and again change battery, if ultrasonic soldering sealing, need to destroy shell and change battery Reseal again.Rechargeable battery need to be plugged charging wire, charges.
Publication number is CN 201741174U, within open day, be that the Chinese patent literature of on 02 09th, 2011 discloses a kind of RFID electronic tag that can wireless charging, comprise signal receiving antenna and signal processing module, it is characterized in that: also comprise energy receiving antenna, rectification circuit module and storage capacitor, described rectification circuit module comprises low-pass filter, match circuit, commutation diode and straight-through wave filter, one end of described low-pass filter is directly connected with energy receiving antenna, the other end is connected with match circuit, described match circuit is connected with straight-through wave filter by commutation diode, the other end of described straight-through wave filter is directly connected with storage capacitor, the other end of described storage capacitor is directly connected with signal processing module, signal processing module is connected with signal receiving antenna.
It is mainly by rectification circuit module and storage capacitor that the disclosed RFID electronic tag of this patent documentation carries out wireless charging, and its wireless charging effect is poor, and service time is shorter, has a strong impact on the normal use of radio-frequency card.
Utility model content
For solving the problems of the technologies described above, the utility model proposes a kind of active RFID radio-frequency card that can wireless charging, the utility model is simple in structure, and wireless charging is effective, can effectively ensure active RFID radio-frequency card long-term stable operation.
In order to realize foregoing invention object, the technical solution adopted in the utility model is:
A kind of active RFID radio-frequency card that can wireless charging, comprise power module and interface module, it is characterized in that: also comprise charging antenna, wireless charging module, microcontroller, radio-frequency module, radio-frequency antenna and monitoring module, described wireless charging module, microcontroller, radio-frequency module and monitoring module all electrically connect with power module, wireless charging module, for carrying out wireless charging to power module; Radio-frequency module, is converted to digital signal for the electromagnetic signal that radio-frequency antenna is transmitted; Microcontroller, for carrying out demodulation identification to the digital signal after radio-frequency module conversion; Monitoring module, monitors in real time for the voltage to power module.
Described power module is rechargeable battery.
Described interface module, for carrying out alternately with other equipment and communicating by letter.
Active RFID described in the utility model, i.e. active electronic label.
The beneficial effects of the utility model are mainly manifested in the following aspects:
One, " wireless charging module, for carrying out wireless charging to power module; Radio-frequency module, is converted to digital signal for the electromagnetic signal that radio-frequency antenna is transmitted; Microcontroller, for carrying out demodulation identification to the digital signal after radio-frequency module conversion; Monitoring module, monitors in real time for the voltage to power module ", adopt such structure, compared to existing technology, active RFID radio-frequency card has better sealing, and charging effect is better, can effectively ensure long-time normal use of active RFID radio-frequency card.
Two, power module is rechargeable battery, need not regularly replace battery, has reduced the use cost of active RFID radio-frequency card, has also extended the serviceable life of active RFID radio-frequency card simultaneously.
Three, interface module, for carrying out alternately with other equipment and communicating by letter, has improved communication convenience greatly.
Brief description of the drawings
Below in conjunction with specification drawings and specific embodiments, the utility model is described in further detail, wherein:
Fig. 1 is structural representation of the present utility model
Mark in figure: 1, power module, 2, interface module, 3, charging antenna, 4, wireless charging module, 5, microcontroller, 6, radio-frequency module, 7, radio-frequency antenna, 8, monitoring module.
Embodiment
Embodiment 1
A kind of active RFID radio-frequency card that can wireless charging, comprise power module 1 and interface module 2, also comprise charging antenna 3, wireless charging module 4, microcontroller 5, radio-frequency module 6, radio-frequency antenna 7 and monitoring module 8, described wireless charging module 4, microcontroller 5, radio-frequency module 6 and monitoring module 8 all electrically connect with power module 1, wireless charging module 4, for carrying out wireless charging to power module 1; Radio-frequency module 6, is converted to digital signal for the electromagnetic signal that radio-frequency antenna 7 is transmitted; Microcontroller 5, for carrying out demodulation identification to the digital signal after radio-frequency module 6 conversions; Monitoring module 8, for monitoring in real time the voltage of power module 1.
The present embodiment is embodiment preferably, and wireless charging module 4, for carrying out wireless charging to power module 1; Radio-frequency module 6, is converted to digital signal for the electromagnetic signal that radio-frequency antenna 7 is transmitted; Microcontroller 5, for carrying out demodulation identification to the digital signal after radio-frequency module 6 conversions; Monitoring module 8, for the voltage of power module 1 is monitored in real time, compared to existing technology, active RFID radio-frequency card has better sealing, and charging effect is better, can effectively ensure long-time normal use of active RFID radio-frequency card.
Embodiment 2
A kind of active RFID radio-frequency card that can wireless charging, comprise power module 1 and interface module 2, also comprise charging antenna 3, wireless charging module 4, microcontroller 5, radio-frequency module 6, radio-frequency antenna 7 and monitoring module 8, described wireless charging module 4, microcontroller 5, radio-frequency module 6 and monitoring module 8 all electrically connect with power module 1, wireless charging module 4, for carrying out wireless charging to power module 1; Radio-frequency module 6, is converted to digital signal for the electromagnetic signal that radio-frequency antenna 7 is transmitted; Microcontroller 5, for carrying out demodulation identification to the digital signal after radio-frequency module 6 conversions; Monitoring module 8, for monitoring in real time the voltage of power module 1.
Described power module 1 is rechargeable battery.
Described interface module 2, for carrying out alternately with other equipment and communicating by letter.
The present embodiment is preferred forms, and power module 1 is rechargeable battery, need not regularly replace battery, has reduced the use cost of active RFID radio-frequency card, has also extended the serviceable life of active RFID radio-frequency card simultaneously.Interface module 2, for carrying out alternately with other equipment and communicating by letter, has improved communication convenience greatly.
The utility model is not limited to above-described embodiment, and according to the description of above-described embodiment, those of ordinary skill in the art also can make some apparent changes to the utility model, but within these changes all should fall into the protection domain of the utility model claim.
Claims (3)
- One kind can wireless charging active RFID radio-frequency card, comprise power module (1) and interface module (2), it is characterized in that: also comprise charging antenna (3), wireless charging module (4), microcontroller (5), radio-frequency module (6), radio-frequency antenna (7) and monitoring module (8), described wireless charging module (4), microcontroller (5), radio-frequency module (6) and monitoring module (8) all electrically connect with power module (1), wireless charging module (4), for carrying out wireless charging to power module (1); Radio-frequency module (6), is converted to digital signal for the electromagnetic signal that radio-frequency antenna (7) is transmitted; Microcontroller (5), for carrying out demodulation identification to the digital signal after radio-frequency module (6) conversion; Monitoring module (8), for monitoring in real time the voltage of power module (1).
- 2. a kind of active RFID radio-frequency card that can wireless charging according to claim 1, is characterized in that: described power module (1) is rechargeable battery.
- 3. according to a kind of active RFID radio-frequency card that can wireless charging described in claim 1 or 2, it is characterized in that: described interface module (2), for carrying out alternately with other equipment and communicating by letter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320867031.8U CN203644061U (en) | 2013-12-26 | 2013-12-26 | Active RFID card capable of being charged wirelessly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320867031.8U CN203644061U (en) | 2013-12-26 | 2013-12-26 | Active RFID card capable of being charged wirelessly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203644061U true CN203644061U (en) | 2014-06-11 |
Family
ID=50875289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320867031.8U Expired - Lifetime CN203644061U (en) | 2013-12-26 | 2013-12-26 | Active RFID card capable of being charged wirelessly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203644061U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105740935A (en) * | 2014-12-12 | 2016-07-06 | 上海贝尔股份有限公司 | Wireless recharging RFID label |
| US9520638B2 (en) | 2013-01-15 | 2016-12-13 | Fitbit, Inc. | Hybrid radio frequency / inductive loop antenna |
| US9660324B2 (en) | 2014-03-05 | 2017-05-23 | Fitbit, Inc. | Hybrid piezoelectric device / radio frequency antenna |
-
2013
- 2013-12-26 CN CN201320867031.8U patent/CN203644061U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9520638B2 (en) | 2013-01-15 | 2016-12-13 | Fitbit, Inc. | Hybrid radio frequency / inductive loop antenna |
| US10153537B2 (en) | 2013-01-15 | 2018-12-11 | Fitbit, Inc. | Hybrid radio frequency / inductive loop antenna |
| US9660324B2 (en) | 2014-03-05 | 2017-05-23 | Fitbit, Inc. | Hybrid piezoelectric device / radio frequency antenna |
| CN105740935A (en) * | 2014-12-12 | 2016-07-06 | 上海贝尔股份有限公司 | Wireless recharging RFID label |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140611 |