CN203870655U - Photoelectric automatically-transforming passive RFID tag - Google Patents

Photoelectric automatically-transforming passive RFID tag Download PDF

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Publication number
CN203870655U
CN203870655U CN201420219980.XU CN201420219980U CN203870655U CN 203870655 U CN203870655 U CN 203870655U CN 201420219980 U CN201420219980 U CN 201420219980U CN 203870655 U CN203870655 U CN 203870655U
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CN
China
Prior art keywords
label
rfid tag
tag
module
sun
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420219980.XU
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Chinese (zh)
Inventor
吕泽承
邓雨荣
谢国俊
张炜
梁俊斌
吴秋莉
张春
李永明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tsinghua University
Shenzhen Research Institute Tsinghua University
Electric Power Research Institute of Guangxi Power Grid Co Ltd
Original Assignee
Shenzhen Research Institute Tsinghua University
Electric Power Research Institute of Guangxi Power Grid Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Research Institute Tsinghua University, Electric Power Research Institute of Guangxi Power Grid Co Ltd filed Critical Shenzhen Research Institute Tsinghua University
Priority to CN201420219980.XU priority Critical patent/CN203870655U/en
Application granted granted Critical
Publication of CN203870655U publication Critical patent/CN203870655U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility mode discloses a photoelectric automatically-transforming passive RFID tag composed of a solar battery array ring module, a solar-energy power adjusting circuit, a tag power switch, a tag antenna, an RFID tag circuit module. The photoelectric automatically-transforming passive RFID tag has advantages that a module for transforming light energy into electric energy required by the tag is added on the basis of the passive RFID tag, that the tag may have good communication quality in virtue of light under the condition of sufficient light; and that when light energy cannot provide voltage required by the normal operation of the tag, the photoelectric automatically-transforming passive RFID tag is automatically transformed into a mode to directly use electromagnetic field energy emitted by a reader to perform information exchange. Thus, the communication performance of the tag is improved.

Description

Photoelectricity auto-changing passive RFID tags
Technical field
The utility model belongs to radio communication recognition technology field, specifically photoelectricity auto-changing passive RFID tags.
Background technology
What RFID label adopted is wireless recognition technique, is a kind of wireless communication technology, by wireless communication procedure, writes and sense data and information.
Various types of RFID labels can be applied to outdoor, in time various objects or biological various information are sent to card reader, and label also can be accepted the new instruction of manipulator, carries out new detection, then returns to card reader and control center; Be convenient to monitoring and management warehouse, office, instrument machine room, outdoor equipment and biological aspect.Having light, in the outdoor environment of sunlight and other light source, luminous energy can become the natural energy source of RFID label, maintains label long-term stable operation, improves communication quality.
The life-span of RFID label is very long, and the power supply of label is played the part of pivotal player to the performance of label and long-term reliability.In a lot of situations, electronic tag can be exposed to well-lighted scene, makes full use of the luminous energy such as sun power as the additional source of energy of passive RFID tags, can realize our hope; In the design of photoelectricity auto-changing passive RFID tags, increase solar battery array ring module and sun-generated electric power Circuit tuning, transform light energy is become to the required power supply energy of RFID label, make it to become another power supply of passive RFID tags; Meanwhile, because use passive RFID tags in structure, make it to become round-the-clock passive label; Like this, utilize the complementation of the favorable factor in external environment, make this RFID label can long-term work and make label there is good communication quality.
Summary of the invention
The purpose of this utility model is to provide a kind of photoelectricity auto-changing passive RFID tags that does not contain lithium battery structure.
The technical scheme that the utility model solves above-mentioned technology is:
Photoelectricity auto-changing passive RFID tags is by solar battery array ring module, sun-generated electric power Circuit tuning, and label power source switch, label antenna, RFID tag circuit module forms.Described solar battery array ring module is connected with a port of sun-generated electric power Circuit tuning; The c port of sun-generated electric power Circuit tuning is connected with the f port of RFID tag circuit module; The b port of sun-generated electric power Circuit tuning is connected with label power source switch one end, and the other end of label power source switch is connected with the e port of RFID tag circuit module; The d port of RFID tag circuit module is connected with label antenna.
1. solar battery array ring module described in, consists of the cell array of all kinds of photoproduction electric materials, device, and they are shaped as the shape that Local Phase that ring-type or label place indicate object adapts to.The energy that sun-generated electric power Circuit tuning obtains solar battery array ring module, process and nurse one's health, make it reach label power source requirement, simultaneously, by label power source switch, the connected state of abstract factory working power: luminous energy is abundant, cuts off the original power supply of passive label, by sun-generated electric power Circuit tuning, provides label working power; At luminous energy, during lower than label work threshold requirement, abstract factory power switch, is communicated with label power source restoring circuit to the path of label power source, and passive label relies on the carrier energy work from card reader transmitting.
2. label antenna and RFID tag circuit module form transponder and card reader is carried out communication, in the energy of electromagnetic field situation that can send in sun power or card reader, work, and realize the corresponding function of RFID label;
3) material of label antenna and performance adapt to the carrier frequency of card reader transmitting, the radio-frequency front-end of RFID tag circuit module mates with label antenna, and RFID tag circuit module comprises the compositions such as label power source restoring circuit, radio frequency acceptance and sending module, power supply pressure limiting, voltage stabilizing, modulation and demodulation, digital signal processing module, storer.
Above-mentioned photoelectricity auto-changing passive RFID tags has anti-metallicity.
Advantage of the present utility model:
The utility model is on passive RFID tags basis, to increase the module that transform light energy becomes the required electric energy of label, in bright and clear situation, by light, label can have good communication quality, when luminous energy can not meet, while normally working required voltage lower than label, auto-changing is the energy of electromagnetic field that label directly utilizes card reader to send, carry out message exchange, improve the communication performance of label.
Accompanying drawing explanation
Fig. 1 is the utility model photoelectricity auto-changing passive RFID tags structural representation.
In figure, solar battery array ring module 1, sun-generated electric power Circuit tuning 2, label power source switch 3, label antenna 5, RFID tag circuit module 4.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail with enforcement.
As shown in Figure 1, in figure, photoelectricity auto-changing passive RFID tags is by solar battery array ring module 1 for the utility model photoelectricity auto-changing passive RFID tags structure, sun-generated electric power Circuit tuning 2, label power source switch 3, label antenna 5, RFID tag circuit module 4 forms.
Described solar battery array ring module 1 is connected with a port of sun-generated electric power Circuit tuning 2.The c port of sun-generated electric power Circuit tuning 2 is connected with the f port of RFID tag circuit module 4.The b port of sun-generated electric power Circuit tuning 2 is connected with label power source switch 3 one end, and the other end of label power source switch 3 is connected with the e port of RFID tag circuit module 4.The d port of RFID tag circuit module 4 is connected with label antenna 5.
1. solar battery array ring module 1 described in, consists of the cell array of all kinds of photoproduction electric materials, device, and they are shaped as the shape that Local Phase that ring-type or label place indicate object adapts to.The energy that sun-generated electric power Circuit tuning 2 obtains solar battery array ring module 1, process and nurse one's health, make it reach label power source requirement, simultaneously, by label power source switch 3, the connected state of abstract factory working power: luminous energy is abundant, cuts off the original power supply of passive label, by sun-generated electric power Circuit tuning 2, provides label working power; At luminous energy during lower than label work threshold requirement, abstract factory power switch 3 cuts off the out-put supply of sun-generated electric power Circuit tuning 2 and the passage of label power source, be communicated with label power source restoring circuit to the path of label power source, passive label relies on the carrier energy work from card reader transmitting.
2. label antenna 5 forms transponders with RFID tag circuit module 4 and card reader is carried out communication, in the energy of electromagnetic field situation that can send in sun power or card reader, works, and realizes the corresponding function of RFID label.
3. the material of label antenna 5 and performance adapt to the carrier frequency of card reader transmitting, the radio-frequency front-end of RFID tag circuit module 4 mates with label antenna 5, and RFID tag circuit module comprises the compositions such as label power source restoring circuit, radio frequency acceptance and sending module, power supply pressure limiting, voltage stabilizing, modulation and demodulation, digital signal processing module, storer.
Above-mentioned photoelectricity auto-changing passive RFID tags has anti-metallicity.
When the utility model is specifically implemented:
1. solar battery array ring module 1 described in, cell array by all kinds of photoproduction electric materials, device forms, they are shaped as the shape of the Local Phase adaptation of ring-type or label place sign object, suitable their absorption sun power and other luminous energy, and can be attached to well on sign object.
2. sun-generated electric power Circuit tuning 2 connection solar battery array ring modules 1 described in, the energy that solar battery array ring module 1 is obtained, by conversion, processing and conditioning, makes the power supply of its output reach label power source requirement standard; When luminous energy abundance, when its out-put supply is qualified, by label power source switch 3, provide control signal, make the out-put supply of label working power and sun-generated electric power Circuit tuning in connected state, meanwhile, cut off the original power supply of passive label, and provide label working power by sun-generated electric power Circuit tuning 2; At luminous energy during lower than label work threshold requirement, sun-generated electric power Circuit tuning 2 another signals of output, abstract factory power switch 3, cut off the out-put supply of sun-generated electric power Circuit tuning 2 and the passage of label power source, be communicated with the out-put supply of label power source restoring circuit to the path of label power source, passive label relies on the carrier energy work from card reader transmitting simultaneously.
3. the material of label antenna 5 and performance adapt to the carrier frequency of card reader transmitting, can absorb well the carrier energy of sending from card reader.
4.RFID tag circuit module 4 its radio-frequency front-ends mate with label antenna 5, the suitable carrier energy of sending from card reader, label antenna 5 receives of changing in higher efficiency, its circuit module comprises the compositions such as radio frequency acceptance and sending module, label power source restoring circuit, power supply pressure limiting, voltage stabilizing, clock and timing sequence generating, demodulation and modulation, digital signal processing module, storer.
5. label antenna 5 forms the news system logical with card reader with RFID tag circuit module 4, in the energy of electromagnetic field situation that can send in sun power, other luminous energy or card reader, works, and realizes the corresponding function of RFID label.
Label workflow when the utility model is implemented: when label power source reaches RFID tag circuit module 4 work desirable value, the modulated carrier signal that the card reader that RFID tag circuit module 4 receives label antenna 5 is sent, by radio-frequency (RF) receiving circuit, process, according to respective communication agreement, corresponding sequential, carry out demodulation, decoding, by digital signal processing module, process, carry out command adapted thereto, complete and read or data that write store information and other parameter acquisition circuit obtain, then, equally according to respective communication agreement, process and make reasonable response, after encoded, by the radio circuit modulated carrier in RFID tag circuit module 4, from label antenna 5, signal is sent to card reader.

Claims (1)

1. photoelectricity auto-changing passive RFID tags, it is characterized in that, by solar battery array ring module, sun-generated electric power Circuit tuning, label power source switch, label antenna, RFID tag circuit module forms: described solar battery array ring module is connected with a port of sun-generated electric power Circuit tuning; The c port of sun-generated electric power Circuit tuning is connected with the f port of RFID tag circuit module; The b port of sun-generated electric power Circuit tuning is connected with label power source switch one end, and the other end of label power source switch is connected with the e port of RFID tag circuit module; The d port of RFID tag circuit module is connected with label antenna;
Described solar battery array ring modular shape is the shape that ring-type or label place indicate the Local Phase adaptation of object.
CN201420219980.XU 2014-04-30 2014-04-30 Photoelectric automatically-transforming passive RFID tag Expired - Fee Related CN203870655U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420219980.XU CN203870655U (en) 2014-04-30 2014-04-30 Photoelectric automatically-transforming passive RFID tag

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420219980.XU CN203870655U (en) 2014-04-30 2014-04-30 Photoelectric automatically-transforming passive RFID tag

Publications (1)

Publication Number Publication Date
CN203870655U true CN203870655U (en) 2014-10-08

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106532277A (en) * 2016-10-27 2017-03-22 天津大学 Wireless sensor adopting multi-port tag antenna and solar energy collection function
WO2017157263A1 (en) * 2016-03-15 2017-09-21 广州佰迈起生物科技有限公司 Radio frequency identification tag reading

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017157263A1 (en) * 2016-03-15 2017-09-21 广州佰迈起生物科技有限公司 Radio frequency identification tag reading
CN106532277A (en) * 2016-10-27 2017-03-22 天津大学 Wireless sensor adopting multi-port tag antenna and solar energy collection function

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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: 20141008

Termination date: 20170430

CF01 Termination of patent right due to non-payment of annual fee