CN108805248A - A kind of electronic tag and design method in logistics transportation - Google Patents
A kind of electronic tag and design method in logistics transportation Download PDFInfo
- Publication number
- CN108805248A CN108805248A CN201810414173.6A CN201810414173A CN108805248A CN 108805248 A CN108805248 A CN 108805248A CN 201810414173 A CN201810414173 A CN 201810414173A CN 108805248 A CN108805248 A CN 108805248A
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- wake
- signal
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- inductance
- mcu
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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
- G06K19/0701—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 at least one of the integrated circuit chips comprising an arrangement for power management
- G06K19/0702—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 at least one of the integrated circuit chips comprising an arrangement for power management the arrangement including a battery
-
- 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
Abstract
A kind of electronic tag in logistics transportation, including MCU, wake-up circuit H, battery V and antenna J, capacitance C1, capacitance C2, capacitance C3, inductance L1, inductance L2, low-noise amplifier LNA, power amplifier PA, frequency mixer A, demodulator B, controller C, oscillator OSC and frequency synthesizer D are additionally provided in the electronic tag；It is long using MSP430 microcontroller service lifes；Capacitance C2, capacitance C3, inductance L1 and inductance L2 form a filter, and using power amplifier, after signal is amplified, filtered device can effectively prevent interfering, and can guarantee that system receives the effective distance of signal；The electronic tag designed using this method, can send out beep sound, prompting changing battery avoids the generation of the work abnormal conditions caused by not enough power supply in not enough power supply；When confiscating signal, then it can emit wake-up signal again, cycle operation reduces the case where omitting.
Description
Technical field
The present invention relates to logistics transportation field, especially a kind of electronic tag and design method in logistics transportation.
Background technology
With China's rapid development of economy, the construction demand of logistic industry is also increasing, with people's living standard
Continuous improvement, for shopping or business contact, all be unable to do without logistics, people gradually start enjoy stays indoors, object
It is sent to the life of destination, however when object arrives at, it is also necessary to artificial input information is divided to object
It picks, it is not only time-consuming and laborious, difficulty is also increased for lookup, if object has loss, the difficulty recovered is also larger, can not also look into
It askes, if electronic tag can be sticked to it in the packaging process of object, every place can automatically be read by equipment
And write-in, it not only reduces hand labor, improves working efficiency, the movement rail of the data query of reading to object can also be passed through
Mark, thus need to design a kind of electronic tag suitable for logistics transportation, electronic tag design on the market it is not good enough, cannot
Send out beep sound in not enough power supply, prompting changing battery, thus often can caused by not enough power supply work abnormal conditions
Occur；When confiscating signal, wake-up signal will not be emitted again, be unable to cycle operation, the case where omission, happens occasionally, because
And it needs to design a kind of for electronic tag and design method in logistics transportation.
The present invention be exactly in order to solve problem above and carry out improvement.
Invention content
It is strong that the technical problem to be solved in the invention is to provide a kind of anti-tampering ability, it is ensured that system receives having for signal
Distance is imitated, beep sound can be sent out in not enough power supply, prompting changing battery avoids the abnormal feelings of the work caused by not enough power supply
The generation of condition can then emit wake-up signal again when confiscating signal, and cycle operation reduces the case where omitting occurs one
Kind is for the electronic tag and design method in logistics transportation.
The present invention is technical solution used by solving its technical problem：
A kind of electronic tag in logistics transportation, including MCU, wake-up circuit H, battery V and antenna J, the electronics
Capacitance C1, capacitance C2, capacitance C3, inductance L1, inductance L2, low-noise amplifier LNA, power amplifier are additionally provided in label
PA, frequency mixer A, demodulator B, controller C, oscillator OSC and frequency synthesizer D；
One end of the capacitance C1 is connected with one end of antenna J and capacitance C2 respectively, the other end of capacitance C1 respectively with it is low
The input terminal of noise amplifier LNA is connected with wake-up circuit H, the other end of the capacitance C2 respectively with one end of inductance L1 and electricity
The one end for holding C3 is connected, and the other end of the inductance L1 is connected with the other end of capacitance C3 to be connected with the anode of battery V afterwards；
One end of the inductance L2 is connected with one end of the output end of power amplifier PA and inductance L1 respectively, inductance L2's
The other end is grounded；
First input end, the second input terminal and output end are both provided on the frequency mixer A and frequency synthesizer D, it is described
The output end of low-noise amplifier LNA is connected with the first input end of frequency mixer A, output end and the demodulator B of the frequency mixer A
Signal input part be connected, the output end of frequency synthesizer D respectively with the input terminal of power amplifier PA and frequency mixer A second
Input terminal is connected；
Pin D1, pin D2, pin P1, pin P2 and pin P3, the signal of the demodulator B are provided on the MCU
Output end is connected with the input terminal of controller C, and the output end of controller C is connected with the first input end of frequency synthesizer D；
The second input of oscillator OSC, the oscillator OSC and frequency synthesizer D are additionally provided in the electronic tag
End is connected；
It is connected with pin P3 by pin D1, pin D2, pin P1, pin P2 between the controller C and MCU；
RF modules are additionally provided in the electronic tag, the described RF modules are connected with MCU；
Further, the realization of described this method carries out as follows：
Step (1), the incipient stage, S, wake-up circuit H are in receiving state signal to electronic tag in a dormant state；
Step (2) is in receiving state signal according to wake-up circuit H in step (1) and is walked if receiving signal
Suddenly (3) carry out step (1) if can't detect signal；
Step (3) receives signal according to wake-up circuit H in step (2), then can judge whether battery V voltages are more than 2.5
Volt indicates battery V not enough power supplies, then carries out step (1) if voltage is less than 2.5 volts, if voltage is more than 2.5 volts, indicates battery V
Electricity foot, then carry out step (4)；
Step (4), MCU microcontrollers are waken up circuit H and wake up, while MCU microcontrollers wake up RF modules, at this time RF modules into
Enter reception state；
Step (5) enters reception state according to RF modules in step (4), signal to be received is waited, if receiving correct letter
Number, then step (6) is carried out, if not receiving signal, delay does not receive signal also in 0.5 second and then restarts step (4), if
Delay receives signal in 0.5 second, then carries out step (6)；
Step (6), MCU microcontrollers close RF modules and make it into dormant state, and simultaneously close off wake-up circuit H, set
8s is delayed, and prevents from repeating to wake up, MCU microcontrollers enter dormant state T at this time, enter step (7)；
Step (7), MCU microcontrollers are again turned on wake-up circuit H, then enter signal reception state next time, judge MCU
Whether microcontroller can receive wake-up signal in 1 second, if can receive, set the dormant state B delays 10 of MCU microcontrollers
Minute, wake-up circuit H is closed, prevents same tag slot from repeating to wake up, if can not receive wake-up signal, restarts step (1).
Operation principle is：Usually electronic tag in a dormant state, when reach roadside emit device identification effective coverage,
Wake-up circuit H wakes up MCU, then RF wireless modules is waken up by MCU, into reception state, after receiving correct coding, MCU
RF wireless module suspend mode, MCU delays (1.6s- receiving times) is set to enter suspend mode (preventing from repeating to wake up) afterwards, be read when reaching
When card device effective coverage, wake-up circuit H wakes up MCU once again, and MCU wakes up RF wireless modules, and electronic tag enters emission state,
The identification information received is sent to card reader, after receiving the confirmation message of card reader, memory information back to zero, and enter suspend mode
State.
The beneficial effects of the present invention are：It is long using MSP430 microcontroller service lifes；Capacitance C2, capacitance C3, inductance L1
A filter is formed with inductance L2, using power amplifier, after signal is amplified, filtered device can effectively prevent interfering,
And the system of can guarantee receives the effective distance of signal；The electronic tag designed using this method, can be sent out in not enough power supply
Beep sound, prompting changing battery avoid the generation of the work abnormal conditions caused by not enough power supply；When confiscating signal,
Wake-up signal can then be emitted again, cycle operation reduces the case where omitting.
Description of the drawings
Fig. 1 is a kind of schematic diagram for the electronic tag in logistics transportation proposed by the present invention.
Fig. 2 is a kind of flow realized for the software design approach of electronic tag in logistics transportation proposed by the present invention
Figure.
Specific implementation mode
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, tie below
Diagram and specific embodiment are closed, the present invention is further explained.
It is shown in reference picture 1, Fig. 2, a kind of electronic tag in logistics transportation, including MCU, wake-up circuit H, battery
V and antenna J is additionally provided with capacitance C1, capacitance C2, capacitance C3, inductance L1, inductance L2, low noise amplification in the electronic tag
Device LNA, power amplifier PA, frequency mixer A, demodulator B, controller C, oscillator OSC and frequency synthesizer D；
One end of the capacitance C1 is connected with one end of antenna J and capacitance C2 respectively, the other end of capacitance C1 respectively with it is low
The input terminal of noise amplifier LNA is connected with wake-up circuit H, the other end of the capacitance C2 respectively with one end of inductance L1 and electricity
The one end for holding C3 is connected, and the other end of the inductance L1 is connected with the other end of capacitance C3 to be connected with the anode of battery V afterwards；
One end of the inductance L2 is connected with one end of the output end of power amplifier PA and inductance L1 respectively, inductance L2's
The other end is grounded；
First input end, the second input terminal and output end are both provided on the frequency mixer A and frequency synthesizer D, it is described
The output end of low-noise amplifier LNA is connected with the first input end of frequency mixer A, output end and the demodulator B of the frequency mixer A
Signal input part be connected, the output end of frequency synthesizer D respectively with the input terminal of power amplifier PA and frequency mixer A second
Input terminal is connected；
Pin D1, pin D2, pin P1, pin P2 and pin P3, the signal of the demodulator B are provided on the MCU
Output end is connected with the input terminal of controller C, and the output end of controller C is connected with the first input end of frequency synthesizer D；
The second input of oscillator OSC, the oscillator OSC and frequency synthesizer D are additionally provided in the electronic tag
End is connected；
It is connected with pin P3 by pin D1, pin D2, pin P1, pin P2 between the controller C and MCU；
RF modules are additionally provided in the electronic tag, the described RF modules are connected with MCU；
Further, the realization of described this method carries out as follows：
Step (1), the incipient stage, S, wake-up circuit H are in receiving state signal to electronic tag in a dormant state；
Step (2) is in receiving state signal according to wake-up circuit H in step (1) and is walked if receiving signal
Suddenly (3) carry out step (1) if can't detect signal；
Step (3) receives signal according to wake-up circuit H in step (2), then can judge whether battery V voltages are more than 2.5
Volt indicates battery V not enough power supplies, then carries out step (1) if voltage is less than 2.5 volts, if voltage is more than 2.5 volts, indicates battery V
Electricity foot, then carry out step (4)；
Step (4), MCU microcontrollers are waken up circuit H and wake up, while MCU microcontrollers wake up RF modules, at this time RF modules into
Enter reception state；
Step (5) enters reception state according to RF modules in step (4), signal to be received is waited, if receiving correct letter
Number, then step (6) is carried out, if not receiving signal, delay does not receive signal also in 0.5 second and then restarts step (4), if
Delay receives signal in 0.5 second, then carries out step (6)；
Step (6), MCU microcontrollers close RF modules and make it into dormant state, and simultaneously close off wake-up circuit H, set
8s is delayed, and prevents from repeating to wake up, MCU microcontrollers enter dormant state T at this time, enter step (7)；
Step (7), MCU microcontrollers are again turned on wake-up circuit H, then enter signal reception state next time, judge MCU
Whether microcontroller can receive wake-up signal in 1 second, if can receive, set the dormant state B delays 10 of MCU microcontrollers
Minute, wake-up circuit H is closed, prevents same tag slot from repeating to wake up, if can not receive wake-up signal, restarts step (1).
Usually in a dormant state, when the effective coverage for reaching roadside transmitting device identification, wake-up circuit H is called out electronic tag
Wake up MCU, then wakes up RF wireless modules by MCU, into reception state, after receiving correct coding, MCU makes RF wireless modules
Suspend mode, MCU delays (1.6s- receiving times) enter suspend mode (preventing from repeating to wake up) afterwards, when arrival card reader effective coverage
When, wake-up circuit H wakes up MCU once again, and MCU wakes up RF wireless modules, and electronic tag enters emission state, the mark received
Information is sent to card reader, after receiving the confirmation message of card reader, memory information back to zero, and enter dormant state.
It is long using MSP430 microcontroller service lifes；Capacitance C2, capacitance C3, inductance L1 and inductance L2 form a filtering
Device, using power amplifier, after signal is amplified, filtered device can effectively prevent interfering, and can guarantee that system receives letter
Number effective distance；The electronic tag designed using this method, can send out beep sound in not enough power supply, prompting changing battery,
Avoid the generation of the work abnormal conditions caused by not enough power supply；When confiscating signal, then it can emit wake-up signal again,
The case where cycle operation, reduction is omitted.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (2)
1. a kind of electronic tag in logistics transportation, including MCU, wake-up circuit H, battery V and antenna J, it is characterised in that：
Be additionally provided in the electronic tag capacitance C1, capacitance C2, capacitance C3, inductance L1, inductance L2, low-noise amplifier LNA,
Power amplifier PA, frequency mixer A, demodulator B, controller C, oscillator OSC and frequency synthesizer D；
One end of the capacitance C1 is connected with one end of antenna J and capacitance C2 respectively, the other end of capacitance C1 respectively with low noise
The input terminal of amplifier LNA is connected with wake-up circuit H, the other end of the capacitance C2 respectively with one end of inductance L1 and capacitance C3
One end be connected, the other end of the inductance L1 is connected with the other end of capacitance C3 and is connected afterwards with the anode of battery V；
One end of the inductance L2 is connected with one end of the output end of power amplifier PA and inductance L1 respectively, and inductance L2's is another
End ground connection；
First input end, the second input terminal and output end, the low noise are both provided on the frequency mixer A and frequency synthesizer D
The output end of acoustic amplifier LNA is connected with the first input end of frequency mixer A, the letter of the output end and demodulator B of the frequency mixer A
Number input terminal is connected, output end the second input with the input terminal of power amplifier PA and frequency mixer A respectively of frequency synthesizer D
End is connected；
The signal output of pin D1, pin D2, pin P1, pin P2 and pin P3, the demodulator B are provided on the MCU
End is connected with the input terminal of controller C, and the output end of controller C is connected with the first input end of frequency synthesizer D；
The second input terminal phase of oscillator OSC, the oscillator OSC and frequency synthesizer D is additionally provided in the electronic tag
Even；
It is connected with pin P3 by pin D1, pin D2, pin P1, pin P2 between the controller C and MCU；
RF modules are additionally provided in the electronic tag, the described RF modules are connected with MCU.
2. a kind of realizing the method according to claim 1 for electronic tag in logistics transportation, which is characterized in that described
What the realization of this method carried out as follows：
Step (1), the incipient stage, S, wake-up circuit H are in receiving state signal to electronic tag in a dormant state；
Step (2) is in receiving state signal according to wake-up circuit H in step (1), if receiving signal, carries out step
(3), if can't detect signal, step (1) is carried out；
Step (3) receives signal according to wake-up circuit H in step (2), then can judge whether battery V voltages are more than 2.5 volts,
If voltage is less than 2.5 volts, indicates battery V not enough power supplies, then carry out step (1), if voltage is more than 2.5 volts, indicates battery V electricity
Foot, then carry out step (4)；
Step (4), MCU microcontrollers are waken up circuit H and wake up, while MCU microcontrollers wake up RF modules, and RF modules enter and connect at this time
Receipts state；
Step (5) enters reception state according to RF modules in step (4), waits signal to be received, if receiving correct signal,
Step (6) is then carried out, if not receiving signal, delay does not receive signal also in 0.5 second and then restarts step (4), if prolonging
It receives signal within slow 0.5 second, then carries out step (6)；
Step (6), MCU microcontrollers close RF modules and make it into dormant state, and simultaneously close off wake-up circuit H, and setting 8s prolongs
When, it prevents from repeating to wake up, MCU microcontrollers enter dormant state T at this time, enter step (7)；
Step (7), MCU microcontrollers are again turned on wake-up circuit H, then enter signal reception state next time, judge MCU monolithics
Whether machine can receive wake-up signal in 1 second, if can receive, the dormant state B for setting MCU microcontrollers is delayed 10 points
Clock closes wake-up circuit H, prevents same tag slot from repeating to wake up, if can not receive wake-up signal, restarts step (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810414173.6A CN108805248A (en) | 2018-05-03 | 2018-05-03 | A kind of electronic tag and design method in logistics transportation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810414173.6A CN108805248A (en) | 2018-05-03 | 2018-05-03 | A kind of electronic tag and design method in logistics transportation |
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| Publication Number | Publication Date |
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| CN108805248A true CN108805248A (en) | 2018-11-13 |
Family
ID=64093514
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810414173.6A Pending CN108805248A (en) | 2018-05-03 | 2018-05-03 | A kind of electronic tag and design method in logistics transportation |
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| Country | Link |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102034128A (en) * | 2009-12-31 | 2011-04-27 | 华南理工大学 | Active temporary speed-limit tag and signal processing method thereof |
| CN101770601B (en) * | 2010-02-05 | 2012-10-03 | 深圳市华士精成科技有限公司 | Passive type active radio frequency identification and control method |
| US20150379387A1 (en) * | 2014-06-05 | 2015-12-31 | Zih Corp. | Low-profile real-time location system tag |
| CN106205140A (en) * | 2016-08-03 | 2016-12-07 | 佛山科学技术学院 | Parking lot management platform based on active long-range radio-frequency identification technology |
-
2018
- 2018-05-03 CN CN201810414173.6A patent/CN108805248A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102034128A (en) * | 2009-12-31 | 2011-04-27 | 华南理工大学 | Active temporary speed-limit tag and signal processing method thereof |
| CN101770601B (en) * | 2010-02-05 | 2012-10-03 | 深圳市华士精成科技有限公司 | Passive type active radio frequency identification and control method |
| US20150379387A1 (en) * | 2014-06-05 | 2015-12-31 | Zih Corp. | Low-profile real-time location system tag |
| CN106205140A (en) * | 2016-08-03 | 2016-12-07 | 佛山科学技术学院 | Parking lot management platform based on active long-range radio-frequency identification technology |
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Application publication date: 20181113 |
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