CN201732390U - Double-power-source active RFID tag - Google Patents
Double-power-source active RFID tag Download PDFInfo
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- CN201732390U CN201732390U CN2010202751553U CN201020275155U CN201732390U CN 201732390 U CN201732390 U CN 201732390U CN 2010202751553 U CN2010202751553 U CN 2010202751553U CN 201020275155 U CN201020275155 U CN 201020275155U CN 201732390 U CN201732390 U CN 201732390U
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Abstract
The utility model discloses a double-power-source active RFID tag, which comprises an RFID controller, a modem, an antenna and power sources mainly including storage batteries, wherein the RFID controller, the modem, the antenna and the power sources are arranged inside an outer casing. The double-power-source active RFID tag is characterized in that a power source management module among the RFID controller and the storage batteries is further integrated on the active RFID tag, the power source management module is connected into the power sources of the storage batteries and solar cells by the aid of charging circuits and connected with the antenna by the aid of a rectification circuit, and electric energy converted by the solar cells and a radio-frequency energy resource received by the antenna are stored together inside the storage batteries by the aid of the charging circuits after rectification. The double-power-source active RFID tag adopting the technical scheme of uses solar energy as a main external energy source, is selectively assisted by the radio-frequency received energy resource, effectively improves flexibility, service life and range by the aid of a flexible control method, is favorable for standardization and uniformity of RFID and further promotes rapid application development of the internet of things.
Description
Technical field
The utility model relates to a kind of radio-frequency communication equipment of electronic information technical field, relates in particular to a kind of active RFID tag equipment that has from main source of energy absorption, conversion, storage and intelligent use.
Background technology
Internet of Things will effectively promote society and development of science and technology, and wherein active RFID tag is interconnected core technology of most important realization and core product as novel identification of thing thing and interconnection technique.It is long that active RFID has communication distance, and still, because it relies on powered battery, also there are a lot of shortcomings in the characteristics that intelligent degree is high,, volume limited such as the life-span more greatly, easy care not.
Because existing active RFID relies on battery or external power source (as shown in Figure 1), its primary structure comprises that RFID controller, modulator-demodular unit, antenna and accumulator are main power supply, constitute order circuit each other, in any case and reduce power consumption, rely on limited battery reserve of electricity must cause limited serviceable life, for permanently effective work, active RFID must design the removable structure of battery, has caused the reduction of the complicacy and the reliability of structure.And simultaneously, the capacity of battery is relevant with volume, and in order to reduce the replacement cycle of battery, volume of battery can not be too little, increased the volume of label so again.And battery all can cause in the process polluting producing and scrap.These shortcomings have greatly limited the development of active RFID, have also slowed down the speed of development of Internet of Things.
The utility model content
In view of above-mentioned existing active RFID tag is applied to the defective that Internet of Things exists, the purpose of this utility model is to propose a kind of dual-power active RFID tag, in the hope of the continuous firing ability under the practical application of prolongation active RFID tag, and then the impellent networking is towards faster, wider application development.
The purpose of the utility model dual-power active RFID tag, the technical scheme of its realization is:
Dual-power active RFID tag, comprise that set RFID controller, modulator-demodular unit, antenna and accumulator is main power supply in the shell, it is characterized in that: the power management module between the also integrated RFID of being provided with controller of described active RFID tag and the accumulator, described power management module inserts the power supply of accumulator and solar cell by charging circuit, and links to each other with described antenna by rectification circuit.Wherein
Described power management module is circuit or the device that a manageable charging and power supply output are selected, and can possess sequential and multiple power supplies outgoing management function.
A kind of in the solar cells such as hard solar cell that described solar cell comprise at least thin-film solar cells, flexible solar battery and part and RFID label shell combine together;
Described accumulator comprises a kind of in the rechargeable batteries such as optional tantalum electric capacity, electrochemical capacitor, super capacitor, Ni-MH battery, nickel-cadmium battery and lithium battery at least.
Described RFID controller, power management module, modulator-demodular unit and other power device can be independent device or circuit separately, also can partly or entirely be integrated in several or the chip.
The utility model dual-power active RFID tag, outstanding effect was after it was used:
The utility model utilizes sun power as main extra power, can be for a long time the accumulator of label inside be charged, make the obtainable electric energy of active RFID tag increase greatly, and because sun power has recyclability, accumulator capacity needn't be very big, make the label volume-diminished, promoted dirigibility and the serviceable life and the scope of active RFID tag.
Simultaneously because the transmission of the radiofrequency signal that the utility model can control antenna receives, can satisfy the requirement of long distance communication, also can be with unnecessary energy collection storage when short distance communication, make active RFID and passive RFID on same label, to possess simultaneously, taken into account the advantage of two kinds of technology, the standardization that helps RFID is with unitized.
Description of drawings
Fig. 1 is the electrical principle structural representation of prior art active RFID tag;
Fig. 2 is the electrical principle structural representation of the utility model active RFID tag;
Fig. 3 is the modularized circuit structural representation of the utility model active RFID tag;
Fig. 4 is the modularized circuit structural representation that active RFID tag dual power supply shown in Figure 3 is worked simultaneously;
Fig. 5 is the modularized circuit structural representation of the single solar recharging energy storage of active RFID tag shown in Figure 3;
Fig. 6 is the modularized circuit structural representation of the single radio frequency charging of active RFID tag shown in Figure 3 energy storage.
Embodiment
Following constipation closes the embodiment accompanying drawing, embodiment of the present utility model is described in further detail, so that technical solutions of the utility model are easier to understand, grasp.
The utility model adopts battery to be difficult to lasting work at the prior art active RFID tag, and the present situation of telecommunication poor effect, approach beyond hammer away reduces the power consumption of device own has for many years proposed a kind of can effectively increasing the service life, the active RFID tag that volume is small and exquisite.Make this label have active RFID and passive RFID technological merit separately concurrently, the standardization that helps RFID is with unitized.
As shown in Figure 2, be the electrical principle structural representation of the utility model active RFID tag.From seeing shown in the figure: this dual-power active RFID tag comprises that mainly set RFID controller, modulator-demodular unit, antenna and accumulator is main power supply in the shell, and the also integrated power management module that is provided with between RFID controller and the accumulator of this active RFID tag, described power management module inserts the power supply of accumulator and solar cell by charging circuit, and links to each other with described antenna by rectification circuit.Wherein
This power management module is circuit or the device that a manageable charging and power supply output are selected, and can possess sequential and multiple power supplies outgoing management function.Promptly can control the break-make between radio frequency rectifying part and charging circuit, according to environment for use that defines in the RFID controller and communication need, automatically, switch dual power supply energy storage pattern, single solar recharging energy storage pattern and single radio frequency charging energy storage pattern neatly; With the sufficient energy and the reasonable power consumption that reaches the continuous working of real-time maintenance active RFID tag.
Energy consumption according to different active RFID tags requires, the volume size, can select the battery of dissimilar, different solar radiative absorption rates for use.A kind of in the solar cells such as hard solar cell that this solar cell comprise at least thin-film solar cells, flexible solar battery and part and RFID label shell combine together
This power supply can select for use the life-span long and do not need the accumulator of later maintenance, comprises a kind of in optional tantalum electric capacity, electrochemical capacitor, the super capacitor at least, or a kind of in removable Ni-MH battery, nickel-cadmium battery and the lithium battery, decides on concrete application demand.Owing to adopted the RFID label of solar recharging energy storage pattern to have lasting charging ability, therefore employed accumulator capacity can be little more a lot of than the employed accumulator capacity of existing active RFID tag.
The utility model provides main energy sources by solar cell, and by power management module with store energy with low pollute, in the energy storage component that the life-span is long.Thoroughly solve the shortcoming that existing active RFID tag uses battery to bring, improved the application and the usable range of RFID label greatly.
The modularized circuit structural representation of the utility model active RFID tag as shown in Figure 3 is as seen: the active RFID tag of this dual power supply design has increased rectification circuit, charging circuit, power management module and solar cell based on original hardware configuration.By increasing simple circuit, utilized the proper property of sun power multi-mode RFID label fullest, sun power provides electric energy as main energy sources for the RFID label on the one hand, the antenna that utilizes the RFID label to possess is on the other hand collected radio-frequency energy, be converted to electric energy as a supplement, under sun power deficiency and the not enough situation of reserve of electricity, utilize antenna to collect electric energy, guarantee the RFID operate as normal.
Embodiment one: the pattern that sun power and radio-frequency energy are worked simultaneously
Control linkage mode as shown in Figure 4: the radiofrequency signal that antenna receives is passing to when modulation-demodulation circuit is used for signal analysis and goes out, and another road obtains electric energy by rectification, and delivers to charging circuit to charge in batteries.Simultaneously solar cell is converted to electric energy with the sun power that receives, by charging circuit to charge in batteries.
This pattern has been utilized two kinds of extra powers simultaneously, is applicable to the situation when the RFID label works in holding state, dormant state or Near Field Communication.
Embodiment two: single solar charging power mode
Control linkage mode as shown in Figure 5: disconnection radio frequency rectifying part is connected with the charging circuit part, be divided into two independent operating parts: the antenna of radio frequency rectifying part is connected directly to the RFID controller, RFID is in passive duty, directly obtains the energy row communication of going forward side by side by antenna.And charging circuit partly is the charging circuit of being supported by solar cell, continues to work alone to be charge in batteries.
This pattern can improve the transmitting-receiving ability of antenna by disconnecting being connected of radio frequency rectification and charging circuit, is applicable to the situation of RFID in long distance communication or big data quantity communication.
Embodiment three: single radio-frequency energy charge mode
Control linkage mode as shown in Figure 6: solar cell does not have electric energy output under this pattern owing to illumination is not enough, has only the radio-frequency (RF) energy electric energy supplement, by charging circuit accumulator is charged, this pattern is suitable for night or other do not have the situation of illumination.
From above three embodiment as can be seen, the utility model dual-power active RFID tag, solved the tradition with battery as the existing defective of the power supply of active RFID, make active RFID tag in the advantage of maintenance own, have that volume is little, the life-span is long, high reliability features, thereby further improve the practicality of active RFID tag, enlarge the application of active RFID tag, and then the development of impellent networking.
Claims (4)
1. dual-power active RFID tag, comprise that RFID controller set in the shell, modulator-demodular unit, antenna reach the power supply based on accumulator, it is characterized in that: the power management module between the also integrated RFID of being provided with controller of described active RFID tag and the accumulator, described power management module inserts the power supply of accumulator and solar cell by charging circuit, and links to each other with described antenna by rectification circuit.
2. dual-power active RFID tag according to claim 1 is characterized in that: described power management module is circuit or the device that a manageable charging and power supply output are selected.
3. dual-power active RFID tag according to claim 1 is characterized in that: described solar cell comprises a kind of in the hard solar cell that thin-film solar cells, flexible solar battery and part and RFID label shell combine together at least.
4. dual-power active RFID tag according to claim 1 is characterized in that: described accumulator is a rechargeable battery, comprises a kind of in optional tantalum electric capacity, electrochemical capacitor, super capacitor, Ni-MH battery, nickel-cadmium battery and the lithium battery at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202751553U CN201732390U (en) | 2010-07-29 | 2010-07-29 | Double-power-source active RFID tag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202751553U CN201732390U (en) | 2010-07-29 | 2010-07-29 | Double-power-source active RFID tag |
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| Publication Number | Publication Date |
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| CN201732390U true CN201732390U (en) | 2011-02-02 |
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| CN2010202751553U Expired - Fee Related CN201732390U (en) | 2010-07-29 | 2010-07-29 | Double-power-source active RFID tag |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102442332A (en) * | 2011-11-17 | 2012-05-09 | 广东工业大学 | Intelligent tracking system and processing method for solar railway labels |
| CN103093570A (en) * | 2012-12-29 | 2013-05-08 | 青岛中科软件股份有限公司 | Internet of things forest fire prevention early warning system |
| CN105139066A (en) * | 2015-09-07 | 2015-12-09 | 河南科技大学 | RFID electronic tag with anti-counterfeiting function |
| CN107368876A (en) * | 2017-07-26 | 2017-11-21 | 杨建伟 | A kind of electronic labelling system |
| CN112909585A (en) * | 2021-05-07 | 2021-06-04 | 智道网联科技(北京)有限公司 | Antenna device of intelligent networking equipment and control method |
-
2010
- 2010-07-29 CN CN2010202751553U patent/CN201732390U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102442332A (en) * | 2011-11-17 | 2012-05-09 | 广东工业大学 | Intelligent tracking system and processing method for solar railway labels |
| CN102442332B (en) * | 2011-11-17 | 2015-05-06 | 广东工业大学 | Processing method of intelligent tracking system for solar railway labels |
| CN103093570A (en) * | 2012-12-29 | 2013-05-08 | 青岛中科软件股份有限公司 | Internet of things forest fire prevention early warning system |
| CN105139066A (en) * | 2015-09-07 | 2015-12-09 | 河南科技大学 | RFID electronic tag with anti-counterfeiting function |
| CN107368876A (en) * | 2017-07-26 | 2017-11-21 | 杨建伟 | A kind of electronic labelling system |
| CN112909585A (en) * | 2021-05-07 | 2021-06-04 | 智道网联科技(北京)有限公司 | Antenna device of intelligent networking equipment and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SUZHOU DONGLING VIBRATION TESTING INSTRUMENT CO., Free format text: FORMER OWNER: SUZHOU GAIA INTELLIGENT TECHNOLOGY CO., LTD. Effective date: 20150327 |
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| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 215021 SUZHOU, JIANGSU PROVINCE TO: 215000 SUZHOU, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150327 Address after: 215000 Suzhou province high tech Zone Longshan Road, No. 2, Jiangsu Patentee after: Suzhou Dongling Vibration Testing Instrument Co., Ltd. Address before: 215021, 1355 international science and Technology Park, Jinji Lake Avenue, Suzhou Industrial Park, Jiangsu, two E101-14 Patentee before: Suzhou Gaia Intelligent Technology Co., Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Dual-power active RFID tag and control and implementation method thereof Effective date of registration: 20151105 Granted publication date: 20110202 Pledgee: China Everbright Bank Suzhou branch Pledgor: Suzhou Dongling Vibration Testing Instrument Co., Ltd. Registration number: 2015320010012 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20170112 Granted publication date: 20110202 Pledgee: China Everbright Bank Suzhou branch Pledgor: Suzhou Dongling Vibration Test Instrument Co., Ltd. Registration number: 2015320010012 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110202 Termination date: 20170729 |
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| CF01 | Termination of patent right due to non-payment of annual fee |