CN202433942U - Display-type smart temperature tag based on 13.56MHz RFID (radio frequency identification) - Google Patents
Display-type smart temperature tag based on 13.56MHz RFID (radio frequency identification) Download PDFInfo
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- CN202433942U CN202433942U CN2011205715430U CN201120571543U CN202433942U CN 202433942 U CN202433942 U CN 202433942U CN 2011205715430 U CN2011205715430 U CN 2011205715430U CN 201120571543 U CN201120571543 U CN 201120571543U CN 202433942 U CN202433942 U CN 202433942U
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Abstract
The utility model discloses a display-type smart temperature tag based on 13.56MHz RFID. The display-type smart temperature tag comprises a tag body, a micro control unit (MCU) and a smart temperature tag chip packaged in the tag body, and a key module and a display module arranged on the surface of the tag body, wherein the smart temperature tag chip, the key module and the display module are respectively connected with the MCU. The display-type smart temperature tag based on 13.56MHz RFID provided by the utility model can overcome the disadvantages of the prior art, such as poor real-time performance, high difficulty in collecting evidence, and incapability in warning, is excellent in real-time performance and convenient in collecting evidence, and has warning function.
Description
Technical field
The utility model relates to RF identification (RFID, Radio Frequency Identification), temperature sensor technology and dot matrix Electronic Paper display technique field, particularly, relates to the display type intelligent temperature label based on 13.56MHzRFID.
Background technology
RFID technology is claimed electronic tag, radio frequency identification again, is a kind of communication technology, can discern specific objective and read and write related data through radio signals, and need not to set up machinery between recognition system and the specific objective or optics contacts.
RFID; As a kind of contactless automatic identification technology; Can utilize the energy and the information of space coupled electromagnetic wave; Come realization information to read and write through the exchanges data between card reader and the label, in accomplishing identifying, need not manual intervention, not fragile, fast reading and writing, move following function for a long time such as identification, multiple goal identification, location and induction.
In addition, the resource distribution of Cold Chain Logistics has been optimized in the fusion of RFID technology and sensing technology, realizes the quick measurement and the record of temperature.Obtain temperature data information through temperature sensor, the application of sensing technology has improved the precision of temperature monitoring, improves sensitivity, enlarges the scope of monitor temperature, is applied in more conditions.
Electronic tag is claimed RF tag, transponder, data carrier again; Reader is called readout device, scanner, read head, communicator, read write line (depend on electronic tag whether can wireless rewrite data) again.Realize that through coupling element the space (contactless) of radiofrequency signal is coupled between electronic tag and the reader; In coupling channel,, realize the transmission and the exchanges data of energy according to sequential relationship.
Electronic tag is a kind of instrument that improves recognition efficiency and accuracy, and this technology will substitute bar code fully.The RFID RF identification is a kind of contactless automatic identification technology, and it is through the automatic recognition objective object of radiofrequency signal and obtain related data, and identification work need not manual intervention, can work in various rugged surroundings.The RFID technology can be discerned high-speed moving object and can discern a plurality of labels simultaneously, and is swift and convenient to operate.The RFID electronic tag is a kind of breakthrough technology: the first, and single very concrete object can be discerned, rather than as bar code, a type objects can only be discerned; The second, it adopts radio frequency, can see through the exterior material reading of data, and bar code must read information by laser; The 3rd, can distinguish a plurality of objects simultaneously, and bar code can only be read singly.In addition, the quantity of information of storage is also very big.
But in realizing the process of the utility model, the inventor finds that prior art exists at least in the cold chain transportation that real-time is poor, the evidence obtaining difficulty with can't early warning etc. defective.
The utility model content
The purpose of the utility model is, to the problems referred to above, proposes the display type intelligent temperature label based on 13.56MHzRFID, to realize that real-time is good, evidence obtaining is convenient and the advantage that possesses warning function.
For realizing above-mentioned purpose; The technical scheme that the utility model adopts is: based on the display type intelligent temperature label of 13.56MHzRFID; Comprise label body; Be packaged with microcontroller MCU and intelligent temperature label chip in said label body inside, be provided with key-press module and display module on said label body surface; Said intelligent temperature label chip, key-press module and display module are connected with MCU respectively.
Further, on said intelligent temperature label core, be circumscribed with printing PCB antenna and power supply.
Further, said power supply comprises the 1.5V/3V battery, and said 1.5V/3V battery is connected on outward on the intelligent temperature label core.
Further, said power supply comprises and is used for converting the RF energy that obtains from electromagnetic field into galvanic radio frequency rectification module that said radio frequency rectification module is connected on the intelligent temperature label core outward.
Further, in the inside of said intelligent temperature label core, integratedly be provided with multiple arbitrarily among energy supply control module, temperature sensor, rectification/feedback unit AFE, EEPROM, A/D modular converter and the real-time clock module RTC;
Said printing pcb board and power supply are respectively with after energy supply control module and AFE are connected, to each consumer power supply; Said temperature sensor is connected with MCU through the A/D modular converter; Said EEPROM and RTC are connected with MCU respectively.
Further, said intelligent temperature label chip comprises temperature data processing sub and time data processing sub; Said temperature data processing sub and time data processing submodule are connected with MCU respectively.
Further, said display module comprises that at least dot matrix Electronic Paper, self check LED light, temperature are crossed the threshold LED light and the shelf-life crosses the threshold LED light; Said dot matrix Electronic Paper, self check LED light, temperature are crossed the threshold LED light and the shelf-life crosses the threshold LED light, are connected with MCU respectively.
Further, said key-press module comprises the startup button at least, and said startup button is connected with MCU.
The display type intelligent temperature label of each embodiment of the utility model based on 13.56MHzRFID; Owing to comprise label body; Be packaged with microcontroller MCU and intelligent temperature label chip in label body inside, be provided with key-press module and display module on the label body surface; Intelligent temperature label chip, key-press module and display module are connected with MCU respectively; Can utilize the RFID technology to realize that temperature data reads and writes; Through temperature sensor collecting temperature data, and recorded and stored is in intelligent temperature sensing label chip; MCU handles temperature data, and shows and feed back; Thereby can overcome that real-time in the prior art is poor, evidence obtaining difficulty and defective that can't early warning, to realize that real-time is good, evidence obtaining is convenient and the advantage that possesses warning function.
Further feature of the utility model and advantage will be set forth in instructions subsequently, and, partly from instructions, become obvious, perhaps understand through implementing the utility model.The purpose of the utility model can realize through the structure that in the instructions of being write, claims and accompanying drawing, is particularly pointed out and obtain with other advantages.
Through accompanying drawing and embodiment, the technical scheme of the utility model is done further detailed description below.
Description of drawings
Accompanying drawing is used to provide the further understanding to the utility model, and constitutes the part of instructions, is used to explain the utility model with the embodiment of the utility model, does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is according to the principle of work synoptic diagram of the utility model based on the display type intelligent temperature label of 13.56MHzRFID;
Fig. 2 is according to the main TV structure synoptic diagram of the utility model based on the display type intelligent temperature label of 13.56MHzRFID;
Fig. 3 is according to a left side/right TV structure synoptic diagram of the utility model based on the display type intelligent temperature label of 13.56MHzRFID.
In conjunction with accompanying drawing, Reference numeral is following among the utility model embodiment:
1-starts button (starter); 2-dot matrix Electronic Paper (Electronic paper); The 3-temperature is crossed the threshold LED light; The 4-shelf-life crosses the threshold LED light; 5-self check LED light.
Embodiment
Describe below in conjunction with the preferred embodiment of accompanying drawing, should be appreciated that preferred embodiment described herein only is used for explanation and explains the utility model, and be not used in qualification the utility model the utility model.
According to the utility model embodiment, the display type intelligent temperature label based on 13.56MHzRFID is provided.Like Fig. 1-shown in Figure 3; Present embodiment comprises label body; Be packaged with microcontroller MCU and intelligent temperature label chip in label body inside, be provided with key-press module and display module on the label body surface, and printing PCB antenna and the power supply external with intelligent temperature label core; Intelligent temperature label chip, key-press module and display module are connected with MCU respectively.Microcontroller and display module be the displays temperature data intuitively, are convenient to intuitively reading temperature data.
In the above-described embodiments, power supply comprises the 1.5V/3V battery, and the 1.5V/3V battery is connected on outward on the intelligent temperature label core.Perhaps, power supply comprises and is used for converting the RF energy that obtains from electromagnetic field into galvanic radio frequency rectification module that the radio frequency rectification module is connected on the intelligent temperature label core outward.
When the display type intelligent temperature label based on 13.56MHzRFID passes through the 1.5V/3V powered battery, be active display type intelligent temperature label based on 13.56MHzRFID.When supplying power through the radio frequency rectification module, be half active display type intelligent temperature label based on 13.56MHzRFID based on the display type intelligent temperature label of 13.56MHzRFID; Half actively obtains energy through label from electromagnetic field, change RF energy into direct supply with the method for rectification again and supply power.
In the above-described embodiments; Can be at function (the Active Front End of the inner integrated power supply control module of intelligent temperature label chip, temperature sensor, rectification/feedback unit; Abbreviation AFE), EEPROM (Electrically Erasable Programmable Read-Only Memory; Be called for short EEPROM), A/D conversion and real-time clock module (Real-Time Clock, RTC), wherein: printing pcb board and power supply; Respectively with after energy supply control module and AFE are connected, to each consumer power supply; Temperature sensor is connected with MCU through the A/D modular converter; EEPROM and RTC are connected with MCU respectively.Through this intelligent temperature label chip, can realize the functions such as wireless transmission of preservation, clock setting and the data of power management, temperature data acquisition, temperature data.Here, wireless data transmission is to realize that through REID (RFID) RFID is mainly reflected in the intelligent temperature label chip, and the RFID frequency of operation is 13.56MHz.Can use the microcontroller (MCU) of super low-power consumption; Microcontroller MCU communicates by letter and direct visit EEPROM with the further of intelligent temperature label chip, thereby parameter and function (as to the initialization of intelligent temperature label chip, the setting of correlation parameter) are set easily.
Wherein, energy supply control module is used to microcontroller (MCU) working power is provided; And when power supply exhausted, the intelligent temperature label chip was in the electromagnetic field scope of card reader, from electromagnetic field, obtains energy through electromagnetic field space coupled tags, and magnetic field energy is converted into electric energy, thereby gave the external circuit power supply of intelligent temperature label chip.
The display type intelligent temperature label based on 13.56MHzRFID of the foregoing description, compatible ISO 15693 standards during with communicating by letter between the card reader, need be carried out wireless data transmission according to protocol instructions.
In the above-described embodiments, display module comprises that at least dot matrix Electronic Paper (Electronic paper) 2, self check LED light 5, temperature are crossed threshold LED light 3 and the shelf-life crosses threshold LED light 4; Dot matrix Electronic Paper 2, self check LED light 5 and temperature are crossed threshold LED light 3, are connected with MCU respectively.Here, display module comprises 2 demonstrations of dot matrix Electronic Paper and LED light, dot matrix Electronic Paper 2 displays temperatures and time parameter, and whether the LED light display system is normal, excessively whether whether valve, shelf-life surpass temperature monitoring.
In the display module data presented, temperature data and time data are arranged, time data be with the label opening time be benchmark, the application programming mode realizes the time interval of temperature acquisition point.Real-time clock module (RTC) is realized synchronously with temperature data, in the record temperature data, adds a time parameter for this temperature data.
In the above-described embodiments, key-press module comprises startup button (Starter) 1 at least, starts button 1 and is connected with MCU.Here, startup button 1 is set, is used to start display type intelligent temperature label based on 13.56MHzRFID.
In the above-described embodiments; Ultimate principle based on the display type intelligent temperature label of 13.56MHzRFID is: temperature sensor collecting temperature data; Be converted to the temperature digital signal to the temperature data that collects through A/D, thereby be able to be kept among the EEPROM; The exchange that the Serial Peripheral Interface (SPI) (SPI) of microcontroller (MCU) through the intelligent temperature label chip carries out data with communicate by letter, temperature data is handled and is presented on the dot matrix Electronic Paper 2.
In the above-described embodiments, based on the display type intelligent temperature label of 13.56MHzRFID, the step of its work is:
Start this intelligent temperature label or open this intelligent temperature label through card reader through button, this intelligent temperature label carries out System self-test, and self check LED light 5 is shown in green, and the expression system is normal; This intelligent temperature label gets into enable mode; The beginning monitor temperature, the recording storage temperature data, temperature data process microcontroller (MCU) processes and displays is on dot matrix Electronic Paper 2; In temperature monitoring; System can judge whether the temperature data of measurement surpasses the measured temperature scope, crosses valve like appearance temperature, and then temperature is crossed the warning of threshold LED light 3 exhibit red; Like shelf-life mistake, then the shelf-life crosses the warning of threshold LED light 4 exhibit red.In addition, as card reader the display type intelligent temperature label based on 13.56MHzRFID is carried out temperature data and gather and read, accomplish monitoring system temperature.
The display type intelligent temperature label based on 13.56MHzRFID of the foregoing description utilizes the RFID technology to realize that temperature data reads and writes; Through temperature sensor collecting temperature data, and recorded and stored is in intelligent temperature sensing label chip; Control module microcontroller (MCU) is handled temperature data and is shown through dot matrix Electronic Paper 2; LED has fed back the information that System self-test, temperature are spent valve, shelf-life; Can start or the card reader startup through artificial button; Open the back System self-test based on the display type intelligent temperature label of 13.56MHzRFID, whether verification system is normal, and then the work of beginning temperature monitoring, and the temperature of monitoring is saved among the EEPROM of intelligent temperature label chip.
Like this, the display type intelligent temperature label that active/half is active based on 13.56MHzRFID,, RFID function, Presentation Function, data storage function can carry out the demonstration of wireless transmission, temperature, the storage of temperature data to temperature information owing to comprising; Can be used for realizing that through RF identification (RFID), sensor technology and Electronic Paper display technique monitoring, the wireless receiving and dispatching of cold chain temperature read and show; Be used for realizing the measurement and the record of temperature, and use low power dissipation electron paper to show through REID (RFID) and sensing technology; Real-time is poor to overcome in the cold chain, supervision disconnects, and the evidence obtaining difficulty, can't confirm responsibility, can't carry out shortcomings such as early warning, loss percentage are big; Be implemented in complete supervision in the cold chain transportation, duty distribution is clear, loss is little; And the record data monitored of temperature variation is true and reliable in the assurance cold chain transportation process.
What should explain at last is: the above is merely the preferred embodiment of the utility model; Be not limited to the utility model; Although the utility model has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (7)
1. based on the display type intelligent temperature label of 13.56MHzRFID, it is characterized in that, comprise label body, be packaged with microcontroller MCU and intelligent temperature label chip, be provided with key-press module and display module on said label body surface in said label body inside; Said intelligent temperature label chip, key-press module and display module are connected with MCU respectively.
2. the display type intelligent temperature label based on 13.56MHzRFID according to claim 1 is characterized in that, on said intelligent temperature label core, is circumscribed with printing PCB antenna and power supply.
3. the display type intelligent temperature label based on 13.56MHzRFID according to claim 2 is characterized in that said power supply comprises the 1.5V/3V battery, and said 1.5V/3V battery is connected on outward on the intelligent temperature label core.
4. the display type intelligent temperature label based on 13.56MHzRFID according to claim 2; It is characterized in that; Said power supply comprises and is used for converting the RF energy that obtains from electromagnetic field into galvanic radio frequency rectification module that said radio frequency rectification module is connected on the intelligent temperature label core outward.
5. the display type intelligent temperature label based on 13.56MHzRFID according to claim 2; It is characterized in that; In the inside of said intelligent temperature label core, integratedly be provided with multiple arbitrarily among energy supply control module, temperature sensor, rectification/feedback unit AFE, EEPROM, A/D modular converter and the real-time clock module RTC;
Said printing pcb board and power supply are respectively with after energy supply control module and AFE are connected, to each consumer power supply; Said temperature sensor is connected with MCU through the A/D modular converter; Said EEPROM and RTC are connected with MCU respectively.
6. according to each described display type intelligent temperature label among the claim 1-5 based on 13.56MHzRFID; It is characterized in that; Said display module comprises that at least dot matrix Electronic Paper, self check LED light, temperature are crossed the threshold LED light and the shelf-life crosses the threshold LED light; Said dot matrix Electronic Paper, self check LED light, temperature are crossed the threshold LED light and the shelf-life crosses the threshold LED light, are connected with MCU respectively.
7. according to each described display type intelligent temperature label based on 13.56MHzRFID among the claim 1-5, it is characterized in that said key-press module comprises the startup button at least, said startup button is connected with MCU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205715430U CN202433942U (en) | 2011-12-31 | 2011-12-31 | Display-type smart temperature tag based on 13.56MHz RFID (radio frequency identification) |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205715430U CN202433942U (en) | 2011-12-31 | 2011-12-31 | Display-type smart temperature tag based on 13.56MHz RFID (radio frequency identification) |
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| Publication Number | Publication Date |
|---|---|
| CN202433942U true CN202433942U (en) | 2012-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011205715430U Expired - Fee Related CN202433942U (en) | 2011-12-31 | 2011-12-31 | Display-type smart temperature tag based on 13.56MHz RFID (radio frequency identification) |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104574012A (en) * | 2014-12-22 | 2015-04-29 | 武汉理工大学 | Logistics storage monitoring system based on UHF intelligent sensor tag |
| CN106370230A (en) * | 2016-09-13 | 2017-02-01 | 广东工业大学 | Wireless humiture sensor node |
| CN116227513A (en) * | 2022-12-29 | 2023-06-06 | 深圳市铨顺宏科技有限公司 | Tag communication method, device, equipment and storage medium based on ultrahigh frequency |
-
2011
- 2011-12-31 CN CN2011205715430U patent/CN202433942U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104574012A (en) * | 2014-12-22 | 2015-04-29 | 武汉理工大学 | Logistics storage monitoring system based on UHF intelligent sensor tag |
| CN106370230A (en) * | 2016-09-13 | 2017-02-01 | 广东工业大学 | Wireless humiture sensor node |
| CN116227513A (en) * | 2022-12-29 | 2023-06-06 | 深圳市铨顺宏科技有限公司 | Tag communication method, device, equipment and storage medium based on ultrahigh frequency |
| CN116227513B (en) * | 2022-12-29 | 2023-10-27 | 深圳市铨顺宏科技有限公司 | Tag communication method, device, equipment and storage medium based on ultrahigh frequency |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20120912 Termination date: 20171231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |