CN106203585A - A kind of RFID of band Temperature Humidity Sensor - Google Patents
A kind of RFID of band Temperature Humidity Sensor Download PDFInfo
- Publication number
- CN106203585A CN106203585A CN201610486770.0A CN201610486770A CN106203585A CN 106203585 A CN106203585 A CN 106203585A CN 201610486770 A CN201610486770 A CN 201610486770A CN 106203585 A CN106203585 A CN 106203585A
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- CN
- China
- Prior art keywords
- temperature
- rfid
- circuit
- antenna
- humidity
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- 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.)
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/0772—Physical layout of the record carrier
- G06K19/07722—Physical layout of the record carrier the record carrier being multilayered, e.g. laminated sheets
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K15/00—Testing or calibrating of thermometers
- G01K15/005—Calibration
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/0775—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card arrangements for connecting the integrated circuit to the antenna
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10297—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves arrangements for handling protocols designed for non-contact record carriers such as RFIDs NFCs, e.g. ISO/IEC 14443 and 18092
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- General Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention provides the RFID of a kind of band Temperature Humidity Sensor, this RFID and read write line cooperating, the chip layer of described RFID is integrated with antenna rf circuit, Adaptive impedance matching circuit, main controller, temperature sensor, memorizer, described temperature sensor, memorizer, antenna rf circuit is all connected with main controller, it is additionally provided with humidity sensor on described antenna stack, described humidity sensor is forked type induction apparatus, on the port of the antenna rf circuit that forked type induction apparatus is connected in chip layer and the port of Adaptive impedance matching circuit；Described temperature sensor is for the change of induced environment temperature parameter, and transmits temperature parameter change to main controller；Temperature parameter and humidity data are stored by described memorizer.This RFID is in addition to having the basic function of tradition RFID, additionally it is possible to measure the situation of change of temperature and humidity in working environment.
Description
Technical field
The invention provides a kind of band Temperature Humidity Sensor ultrahigh frequency RFID electronic tag, belong to RFID and intelligence
Can sensor technical field.
Background technology
RFID is the physical support of product electronic code (EPC), is attached on traceable article, can the whole world
It is also identified and reads and writes by circulation, and the application in logistics net field is quite varied at present.In the application scenario that some is special
In, such as food fresh keeping, food medicine Cold Chain Logistics, Yi Kong center and hospital's blood management and control, biological product, frozen food, dangerous materials storehouse
In the fields such as storehouse, owing under this environment, temperature and humidity for article has strict requirements, therefore to ensure to remain suitable
When external environment condition, need to be monitored in humidity and the temperature of environment.At present conventional method is to install temperature, wet in the environment
Degree sensor, to detect the epidemic disaster in environment.The most general temperature and relative humidity is all by connecting wire
It is attached with the test port of epidemic disaster monitoring device.It is relatively big to there is volume in general of sensor, engineering difficult wiring, need to be
Active environment or battery are powered and are carried out the problems such as use in environment.Owing to its sensor line is longer, epidemic disaster can be brought to measure
Error.As intentionally got preferable certainty of measurement, needing and supporting temperature monitoring apparatus is corrected simultaneously, its check and correction process is overflow
Long and complicated.When the corresponding port of sensor and temperature monitoring apparatus connects and produces change, temperature correction need to be re-started, because of
The biggest problem of compatible existence between this sensor and temperature monitoring apparatus.
Summary of the invention
The invention provides a kind of band Temperature Humidity Sensor ultrahigh frequency RFID electronic tag, it uses ultrahigh frequency electronic tag
Form, this label is in addition to having the basic function of tradition RFID, additionally it is possible to measure in working environment temperature and wet
The situation of change of degree.Label wirelessly provides working sensor energy, it is not necessary to battery maintenance, by standard
ISO18000-6C protocol realization wireless data exchange, can realize reading at a distance.
Realizing the technical scheme that above-mentioned purpose of the present invention used is:
The RFID of a kind of band Temperature Humidity Sensor, this RFID and read write line cooperating, described
RFID at least includes antenna stack, chip layer, substrate layer, described chip layer is integrated with antenna rf circuit, from
Adapt to impedance matching circuit, main controller, temperature sensor, memorizer, described temperature sensor, memorizer, antenna rf electricity
Lu Junyu main controller connects, and described antenna stack is additionally provided with humidity sensor, and described humidity sensor is forked type induction apparatus,
On the port of the antenna rf circuit that forked type induction apparatus is connected in chip layer and the port of Adaptive impedance matching circuit, adaptive
Impedance matching circuit is answered the data of impedance transformation to be transmitted to main controller, by causing because humidity changes above-mentioned port
The situation of impedance variation be monitored and test, thus realize the monitoring to humidity；Described temperature sensor is used for inductance loop
The change of border temperature parameter, and by temperature parameter change transmission to main controller；
Temperature parameter and humidity data are stored by described memorizer；In this electronic tag, use antenna rf electricity
The rectification circuit on road, by receiving the airborne electromagnetic wave energy that read write line is transmitted, is converted into power supply energy, supplies whole
Chip operation uses.
Described memorizer prestores temperature correction parameter, it is possible to the temperature parameter automatically temperature sensor sensed
Calibrate.
Compared with prior art, the invention have the advantages that 1, electronic chip that this RFID uses is broken through
Property solve the problem of micro energy consumption of temperature and moisture sensors, the label completed is passive label, it is not necessary to battery is powered.Make
Wirelessly, read write line transmitted by airborne electromagnetic wave energy, it is provided that the labeling task energy.Have the most non-maintaining
Property.
2, this RFID is by the wireless number between ISO18000-6C protocol realization label and the read write line of standard
According to exchange, remote-wireless mode and parting can be realized and read, and and currently used ultrahigh frequency radio frequency identification (RFID) reader agreement one
Cause, therefore without Development and design again.
3, in this RFID, all circuit and sensor are the most integrated on the same chip, it is not necessary to peripheral and power supply
Circuit, integrated level is high, small volume, and its chip area is smaller than 1 square millimeter, can answer by the various ultrahigh-frequency tag of flexible Application
With.Coordinate unique Antenna Design, there is miniaturization and ultra-thin feature, can conveniently paste on object, its humiture is carried out
Monitoring.
4, this RFID carries data storage area, its temperature correction parameter written data before sensor dispatches from the factory
Memory block, the most in use, read write line only need to read the correction data in sensor chip, and without re-starting calibration.
When actually used, read write line is only responsible for wirelessly providing sensor energy and completing digital independent, the survey of humiture
Examination is completely by label complete independently, therefore, and the compatibility that there is not read write line and label and the problem needing supporting calibration.
5, this RFID carries data storage area, some real-time testing data can be directly recorded in sensor
In chip, and support reading to humiture data at any time.
6, this RFID is in addition to having thermometric function, has all of common RFID simultaneously
Basic function, it may have unique global identity and group read function.Therefore can also be widely used in false proof, review, storage,
The fields such as logistics.
7, humidity is judged to use unique forked type inductor design mode by this RFID, is changed by humidity
The situation of the impedance variation of chip radio frequency port it is monitored and tests, thus realizing the monitoring to humidity.
Accompanying drawing explanation
The chip module figure of the RFID of the band Temperature Humidity Sensor that Fig. 1 provides for the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings and the present invention is done detailed specific description by specific embodiment, but protection scope of the present invention
It is not limited to following example.
The RFID of the band Temperature Humidity Sensor that the present invention provides, this RFID coordinates work with read write line
Making, described RFID at least includes antenna stack, chip layer, substrate layer, the modular structure of described chip layer such as Fig. 1 institute
Show.Described chip layer is integrated with antenna rf circuit, Adaptive impedance matching circuit, main controller, temperature sensor, storage
Device, described temperature sensor, memorizer, antenna rf circuit are all connected with main controller, described antenna stack are additionally provided with wet
Degree induction apparatus, described humidity sensor is forked type induction apparatus, the antenna rf circuit that forked type induction apparatus is connected in chip layer
Port and Adaptive impedance matching circuit port on, the data of impedance transformation are transmitted to main by Adaptive impedance matching circuit
Control device, by the situation of the impedance variation caused because humidity changes of above-mentioned port is monitored and tests, thus real
The now monitoring to humidity；Described temperature sensor is for the change of induced environment temperature parameter, and temperature parameter change is transmitted
To main controller；
Temperature parameter and humidity data are stored by described memorizer, prestore temperature correction parameter, energy in memorizer
Enough temperature parameters automatically sensed temperature sensor are calibrated.In this electronic tag, use antenna rf circuit
Rectification circuit, by receiving the airborne electromagnetic wave energy that read write line is transmitted, is converted into power supply energy, supplies whole chip
Work uses.
The workflow of the RFID of the band Temperature Humidity Sensor provided in the present embodiment is as follows:
1, the rectification circuit using the antenna rf circuit in label chip will receive the airborne electromagnetic that read write line is transmitted
Wave energy, is converted to power supply energy, supplies the work of whole label chip and uses.
2, by the wireless data exchange between ISO18000-6C protocol realization label and the read write line of standard.
3, by read write line, label is sent instructions, it is desirable to read temperature and humidity information.
4, temperature sensor test temperature information in label chip, and it is sent to label chip main controller.By temperature data
It is stored in memory block.
5, being provided with humidity sensor on label antenna layer, humidity sensor is forked type induction apparatus, and forked type induction apparatus connects
On the port of the antenna rf circuit in chip layer and the port of Adaptive impedance matching circuit, by above-mentioned port by
The impedance variation situation caused in ambient humidity change is monitored and tests.Humidity sensor testing humidity information, and send
To label chip main controller.Humidity data is stored in memory block.
6, read write line reads the temperature and humidity data being stored in label memory block and label is completed when dispatching from the factory
Temperature calibration data, can calculate corresponding temperature and humidity information.
Claims (2)
1. a RFID for band Temperature Humidity Sensor, this RFID and read write line cooperating, described
RFID at least includes antenna stack, chip layer, substrate layer, it is characterised in that: described chip layer is integrated with antenna
Radio circuit, Adaptive impedance matching circuit, main controller, temperature sensor, memorizer, described temperature sensor, memorizer,
Antenna rf circuit is all connected with main controller, and described antenna stack is additionally provided with humidity sensor, and described humidity sensor is
Forked type induction apparatus, the port of the antenna rf circuit that forked type induction apparatus is connected in chip layer and Adaptive impedance matching circuit
On port, the data of impedance transformation are transmitted to main controller by Adaptive impedance matching circuit, by above-mentioned port because wet
The situation of the impedance variation that degree changes and causes is monitored and tests, thus realizes the monitoring to humidity；Described temperature sensing
Device is for the change of induced environment temperature parameter, and transmits temperature parameter change to main controller；
Temperature parameter and humidity data are stored by described memorizer；In this electronic tag, use antenna rf circuit
Rectification circuit, by receiving the airborne electromagnetic wave energy that read write line is transmitted, is converted into power supply energy, supplies whole chip
Work uses.
The RFID of band Temperature Humidity Sensor the most according to claim 1, it is characterised in that: described memorizer
In prestore temperature correction parameter, it is possible to the temperature parameter automatically sensed temperature sensor is calibrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610486770.0A CN106203585A (en) | 2016-06-28 | 2016-06-28 | A kind of RFID of band Temperature Humidity Sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610486770.0A CN106203585A (en) | 2016-06-28 | 2016-06-28 | A kind of RFID of band Temperature Humidity Sensor |
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| CN106203585A true CN106203585A (en) | 2016-12-07 |
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| CN201610486770.0A Pending CN106203585A (en) | 2016-06-28 | 2016-06-28 | A kind of RFID of band Temperature Humidity Sensor |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106599976A (en) * | 2016-12-22 | 2017-04-26 | 天津市飞跃兄弟测控技术有限公司 | Intelligent label for quickly positioning searched object |
| CN108701203A (en) * | 2016-01-29 | 2018-10-23 | 富士胶片株式会社 | Information collection system |
| CN109190744A (en) * | 2018-08-20 | 2019-01-11 | 成都九洲电子信息系统股份有限公司 | A kind of novel UHF_RFID passive label |
| CN109214491A (en) * | 2018-11-07 | 2019-01-15 | 李志民 | Electronic tag, waterproof roll, roofing leak detection system and its method |
| CN109307555A (en) * | 2018-10-23 | 2019-02-05 | 中国人民解放军陆军工程大学 | A kind of integrated form temperature sensing RF coaxial leaky cable |
| CN110110832A (en) * | 2019-06-18 | 2019-08-09 | 金旭 | A kind of moisture transducer RFID label tag and its application system |
| CN111275147A (en) * | 2020-01-20 | 2020-06-12 | 中南大学 | RFID (radio frequency identification) tag sensing system and method without calibration |
| CN111566871A (en) * | 2017-10-27 | 2020-08-21 | 米其林集团总公司 | Parameter measuring system for mounting assembly |
| CN111797963A (en) * | 2020-07-10 | 2020-10-20 | 中电科技集团重庆声光电有限公司 | Impedance type wireless passive sensor |
| CN113379022A (en) * | 2021-06-07 | 2021-09-10 | 湖南孚谷物联科技有限公司 | RFID label for high-frequency smart tableware |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108701203A (en) * | 2016-01-29 | 2018-10-23 | 富士胶片株式会社 | Information collection system |
| CN106599976A (en) * | 2016-12-22 | 2017-04-26 | 天津市飞跃兄弟测控技术有限公司 | Intelligent label for quickly positioning searched object |
| CN111566871A (en) * | 2017-10-27 | 2020-08-21 | 米其林集团总公司 | Parameter measuring system for mounting assembly |
| CN109190744A (en) * | 2018-08-20 | 2019-01-11 | 成都九洲电子信息系统股份有限公司 | A kind of novel UHF_RFID passive label |
| CN109307555A (en) * | 2018-10-23 | 2019-02-05 | 中国人民解放军陆军工程大学 | A kind of integrated form temperature sensing RF coaxial leaky cable |
| CN109214491A (en) * | 2018-11-07 | 2019-01-15 | 李志民 | Electronic tag, waterproof roll, roofing leak detection system and its method |
| CN110110832A (en) * | 2019-06-18 | 2019-08-09 | 金旭 | A kind of moisture transducer RFID label tag and its application system |
| CN111275147A (en) * | 2020-01-20 | 2020-06-12 | 中南大学 | RFID (radio frequency identification) tag sensing system and method without calibration |
| CN111275147B (en) * | 2020-01-20 | 2021-05-11 | 中南大学 | RFID (radio frequency identification) tag sensing system and method without calibration |
| CN111797963A (en) * | 2020-07-10 | 2020-10-20 | 中电科技集团重庆声光电有限公司 | Impedance type wireless passive sensor |
| CN113379022A (en) * | 2021-06-07 | 2021-09-10 | 湖南孚谷物联科技有限公司 | RFID label for high-frequency smart tableware |
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Application publication date: 20161207 |