CN107393280A - A kind of label signal transmission circuit - Google Patents
A kind of label signal transmission circuit Download PDFInfo
- Publication number
- CN107393280A CN107393280A CN201710770714.4A CN201710770714A CN107393280A CN 107393280 A CN107393280 A CN 107393280A CN 201710770714 A CN201710770714 A CN 201710770714A CN 107393280 A CN107393280 A CN 107393280A
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- 230000008054 signal transmission Effects 0.000 title claims abstract description 15
- 238000004891 communication Methods 0.000 claims abstract description 31
- 238000001914 filtration Methods 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 239000013078 crystal Substances 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 6
- 230000001133 acceleration Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000005484 gravity Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000033764 rhythmic process Effects 0.000 description 2
- 230000002463 transducing effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The present invention provides kind of a label signal transmission circuit, and the on-off circuit is communicated to connect with bandwidth-limited circuit, and the bandwidth-limited circuit is connected with antenna communication；The filter circuit includes wave reception filtering circuit, sends filter circuit, and communication input and the on-off circuit of the wave reception filtering circuit communicate to connect, and the communication output of the wave reception filtering circuit and the communication input of wireless transceiver circuit communicate to connect；The communication output of the communication input for sending filter circuit and wireless transceiver circuit communicates to connect, and the communication output for sending filter circuit communicates to connect with on-off circuit.Transmission circuit can correspondingly be switched in transmission or reception as needed by on-off circuit, save the process resource of governor circuit, improve control efficiency relatively, also relative energy-saving.
Description
Technical field
The present invention relates to wireless communication technology field, more particularly to a kind of label signal transmission circuit.
Background technology
Weight is monitored using wireless receiving and dispatching monitoring system, is commonly utilized in many fields.But on existing logistics tray
Weight Watcher system be all fixed transmission circuit structure, control unit is in during lasting transmitting-receiving accesses, and has both occupied control
The resource of unit, also not enough save, for some data and need not continue to receive and dispatch.
The content of the invention
For the deficiency in the presence of prior art, the invention provides a kind of label signal transmission circuit, solves existing
Having to fix in technology in transmission circuit controls power supply to be in lasting transmitting-receiving access, causes the technology of the control unit wasting of resources to ask
Topic.
To achieve the above object, present invention employs following technical scheme：A kind of label signal transmission circuit, including pass
Sensor, governor circuit, wireless transceiver circuit, filter circuit, on-off circuit, bandwidth-limited circuit, antenna,
The governor circuit and wireless transceiver circuit, sensor communicate to connect, and wireless transceiver circuit and filter circuit and open
Powered-down road communicates to connect respectively, and the filter circuit communicates to connect with on-off circuit；The on-off circuit and bandpass filtering electricity
Road is communicated to connect, and the bandwidth-limited circuit is connected with antenna communication；
The filter circuit includes wave reception filtering circuit, sends filter circuit,
The communication input of the wave reception filtering circuit communicates to connect with on-off circuit, the communication of the wave reception filtering circuit
The communication input of output end and wireless transceiver circuit communicates to connect；
The communication output of the communication input for sending filter circuit and wireless transceiver circuit communicates to connect, the hair
The communication output and on-off circuit for sending filter circuit communicate to connect.
Pallet of the present invention obtains the environmental information such as weight and/or temperature, humidity by sensor, by gained signal through master control
From wireless transceiver circuit, transmission filter circuit, on-off circuit, bandwidth-limited circuit and antenna order transmission and hair after processing of circuit
It is shot out；The unique ID evident characteristics having in itself due to the chip that electronic tag is chosen so that the present invention will can be connected
Transducing signal assign ID evident characteristics, mass data gather environment under, it is very easy to use.When the data that main website receives
When not meeting setting requirements, main website retransmit signal successively by antenna, bandwidth-limited circuit, on-off circuit, accept filter electricity
Road, wireless transceiver circuit, main website circuit gather the environmental information such as sensor weight and/or temperature, humidity again, then again by institute
Signal is obtained after governor circuit is handled from wireless transceiver circuit, transmission filter circuit, on-off circuit, bandwidth-limited circuit and antenna
Order is transmitted and launched；Data are cycled through successively.
Compared to prior art, the present invention has the advantages that：
(1) pallet can quickly be established by the chip used id information carried of governor circuit and its sensor passes data
Corresponding relation, so as to realize the Classification and Identification of more data acquisitions, be easy to intelligent utilization；
(2), the Weight Loaded information of pallet, the settable police of monitoring device can be obtained by the sensor of analog output
Ring value or corresponding single product gross weight, with the piled products height that converts, so as to realize supervision that pallet uses；
(3) transmission circuit can correspondingly be switched in transmission or reception as needed by on-off circuit, saves master control
The process resource of circuit, control efficiency is improved relatively, also relative energy-saving.
Brief description of the drawings
Fig. 1 is the theory diagram of the present invention；
Fig. 2 is circuit diagram of the present invention.
In figure：Governor circuit 1, wireless transceiver circuit 2, filter circuit 3, on-off circuit 4, bandwidth-limited circuit 5, antenna 6,
Wave reception filtering circuit 7, send filter circuit 8, sensor 9.
Embodiment
The present invention is described further below in conjunction with the accompanying drawings.
Embodiment 1
Referring to Fig. 1, Fig. 2, a kind of label signal transmission circuit, including governor circuit 1, wireless transceiver circuit 2, filter circuit
3rd, on-off circuit 4, bandwidth-limited circuit 5, antenna 6, the governor circuit 1 communicate to connect with wireless transceiver circuit 2, wireless receiving and dispatching
Circuit 2 communicates to connect respectively with filter circuit 3 and on-off circuit 4, and the filter circuit 3 communicates to connect with on-off circuit 4；Institute
State on-off circuit 4 to communicate to connect with bandwidth-limited circuit 5, the bandwidth-limited circuit 5 communicates to connect with antenna 6；The filtering
Circuit 3 includes wave reception filtering circuit 7, sends filter circuit 8, communication input and the on-off circuit 4 of the wave reception filtering circuit 7
Communication connection, the communication output of the wave reception filtering circuit 7 communicate to connect with the communication input of wireless transceiver circuit 2；Institute
The communication output for stating the communication input and wireless transceiver circuit 2 that send filter circuit 8 communicates to connect, the transmission filtered electrical
The communication output on road 8 communicates to connect with on-off circuit 4.Pallet of the present invention obtains weight and/or temperature, wet by sensor 9
Degree etc. environmental information, by gained signal after governor circuit 1 is handled from wireless transceiver circuit 2, send filter circuit 8, switch electricity
Road 4, bandwidth-limited circuit 5 are sequentially transmitted and launched with antenna 6；Because the chip that electronic tag is chosen has only in itself
One ID evident characteristics so that the present invention can assign the transducing signal connected to ID evident characteristics, and ring is gathered in mass data
It is very easy to use under border.When the data that main website receives do not meet setting requirements, main website retransmits signal successively by day
Line 6, bandwidth-limited circuit 5, on-off circuit 4, wave reception filtering circuit 7, wireless transceiver circuit 2, main website circuit gather sensing again
The environmental information such as the weight of device 9 and/or temperature, humidity, then again by gained signal after governor circuit 1 is handled from wireless receiving and dispatching electricity
Road 2, transmission filter circuit 8, on-off circuit 4, bandwidth-limited circuit 5 are sequentially transmitted and launched with antenna 6；Circulation hair successively
Send data.Pallet can quickly be established by the chip used id information carried of governor circuit 1 and its sensor 9 passes data
Corresponding relation, so as to realize the Classification and Identification of more data acquisitions, it is easy to intelligent utilization；Pass through the sensor 9 of analog output
The Weight Loaded information of pallet can be obtained, monitoring device can be set warning value or corresponding single product gross weight, be stacked to convert
Product height, so as to realize supervision that pallet uses；Can correspondingly it be cut in transmission or reception as needed by on-off circuit 4
Transmission circuit is changed, saves the process resource of governor circuit 1, improves control efficiency relatively, also relative energy-saving.
The sensor 9 includes gravity sensor/pressure sensor, temperature sensor, humidity sensor, acceleration sensing
One of which or several in device；Wherein, gravity sensor/pressure sensor is integrally installed with pallet, is held for obtaining pallet
The weight parameter or pressure parameter of loading product, can be combined with the stack height that the gross weight of single product is expected, with it is pre-
If benchmark compares, super-limit prewarning function can be realized；Humidity sensor, temperature sensor, acceleration transducer may also set up peace
Dress is in the housing so that overall structure is more compact, is easily installed.
Heretofore described governor circuit 1 includes model STM8L051F3 chip U3 and connected first periphery
Circuit；Chip U3 input pin IN connects SWSENSE interfaces, output pin OUT connects SENSEPWR interfaces；The two interfaces are used for
Judge that the bare weight of external force of gravity sensor carries, used judgement to power, reduced power consumption to the full extent.Gravity sensor simultaneously
Use two sets of independent switches, it is ensured that the correctness of data.
First peripheral circuit includes resistance R1, R2 and electric capacity C1, C11, wherein, the resistance R2, electric capacity C11 are in parallel
Communicate to connect and be grounded with chip U3 input pin IN afterwards；The resistance R1 and between chip U3 two ADC inputs, electricity
The one end for holding C11 is connected on the circuit between a resistance R1 and chip U3 wherein ADC inputs and forms node HR202-2,
The other end is grounded；The node HR202-2 is circumscribed with humistor measuring circuit, and inputs in chip U3；HR202-1、
The analog AC measuring circuit of HR202-2, HR202-3 composition, realizes temperature, humidity, motion state etc. to AC characteristic numerical value
Sensitive measurement；Data communication interface RESET, DATA, 2 UARTRX are reserved with chip U3, are carried for later stage sensor increase
For data receiver function.SWSENSE interface combination resistance R2, inductance C11 form RC circuits, realize abnormal to gravity sensor
The exclusion of interference, cause abnormal triggering as the interference of electrostatic, pulse shaping causes switch to open.
The wireless transceiver circuit 2 includes model SI4463 chip U2 and connected second peripheral circuit, the
Two peripheral circuits include crystal oscillating circuit and electric source filter circuit；The chip U2 and chip U3 is communicated to connect by multiple terminals,
Two pins of XIN, XOUT that the crystal oscillating circuit includes crystal oscillator X1, the crystal oscillator X1 and chip U2 are electrically connected, and crystal oscillator X1's is outer
Shell is grounded.Crystal oscillating circuit is the rhythm of the operation for control program, and just explanation frequency is big at a high speed, rhythm is fast, low speed, then instead
It.The effect of crystal oscillating circuit is that basic clock signal is provided for system, and a system shares a crystal oscillator, in order to keep each portion
Divide synchronous.
The electric source filter circuit includes electric capacity C12, C13, C14 and inductance L7, electric capacity C12, C13, C14 it is in parallel respectively and
One end is connected with chip U2 power end VDD after parallel connection, and the other end concatenates with inductance L7, and inductance L7 and chip U2 TX pins
Connection；Inductance L7 and chip U2 TX pins are also electrically connected with sending filter circuit 8.Electric capacity C12, C13 1uF, inductance C14 are
100uF, voltage 16V, inductance C14 filter larger clutter, and electric capacity C12, C13 filter general or smaller clutter respectively.Reduce core
Piece U2 disturbance voltage transmitting, can provide the immunity to interference of product, stop the power network not totally influence to chip U2 power-supply device.
The transmission filter circuit 8 includes inductance L4, L5, L6 and electric capacity C6, C9, C10, the inductance L4, L5, electric capacity
C6, inductance L6 are sequentially connected in series, and inductance L4 is connected with chip U1 OUT1 pins, and inductance L6 and inductance L7 and chip U2 TX draw
Pin connects respectively；The ends of electric capacity C9 mono- are connected on the circuit between inductance L4 and inductance L5, other end ground connection；The electric capacity
The ends of C10 mono- are connected on the circuit between inductance L5 and electric capacity C6, other end ground connection.The signal arrived of receiving is filtered by sending
Circuit 8 is sent to on-off circuit 4, the on-off circuit 4 be UPG2214 chips U1, two pins VC1, VC2 of the chip U1 with
Chip U2 two pins GPIO0, GPIO1 is electrically connected, and the output pin GPIO0, output pin GPIO1 as chip U2 send signal
Afterwards, then the equivalent switch circuit 4 in chip U2 makes the switch switching action corresponding with control code；Chip U1 pin OUT1
It is electrically connected with sending filter circuit 8；Chip U1 pin OUT2 is electrically connected with wave reception filtering circuit 7；Chip U1 pin INPUT and band
Bandpass filter circuit 5 is connected, chip U1 pin GND ground connection.When on-off circuit 4 receives the signal of transmission filter circuit 8, signal
Exported after chip U1 OUT1 pins entrance from INPUT pins, into bandwidth-limited circuit 5, be eventually transferred to antenna 6；Open
Powered-down road 4 can select switching to send filter circuit 8 according to demand.The bandwidth-limited circuit 5 include inductance L3 and electric capacity C5,
C7, C8, electric capacity C5 concatenate with inductance L3, and electric capacity C5 and chip U1 INPUT pins communicate to connect, and inductance L3 is logical with antenna 6
Letter connection；Described electric capacity C7 one end is connected on the line between inductance L3 and antenna 6, other end ground connection；The electric capacity C8 mono-
End is connected on the line between inductance L3 and electric capacity C5, other end ground connection.
The wave reception filtering circuit 7 includes electric capacity C2, C3, C4 and inductance L1, L2, and electric capacity C3 one end is with chip U1's
OUT2 pins are connected, and the other end is connected with inductance L1 and electric capacity C4 respectively, and the inductance L1 other end connects with chip U2 RXp pins
Connect, the electric capacity C4 other end is connected with chip U2 RXn pins；The RXp that an inductance L2 end is connected on inductance L1 and chip U2 draws
It is another to terminate on the line between electric capacity C4 and chip U2 RXn pins on line between pin.When governor circuit 1 receives
During signal, the signal received is sent to after bandwidth-limited circuit 5 INPUT pins through chip U1 and inputted by antenna 6, then from core
Piece U1 pin OUT2 outputs, are transferred to wave reception filtering circuit 7, the input that wave reception filtering circuit 7 inputs a signal into chip U2 is drawn
Pin RX, finally it is transferred to governor circuit 1 from chip U2 output pin.
Different branch roads have been directed to send to be needed to carry out with intensity, the distribution of band connection frequency and the filtering for receiving unlike signal
It is individually designed so that filter effect is more preferable, the signal transacting of rear end it is more stable with it is reliable.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this
The right of invention.
Claims (8)
- A kind of 1. label signal transmission circuit, it is characterised in that：Including sensor, governor circuit, wireless transceiver circuit, filtered electrical Road, on-off circuit, bandwidth-limited circuit, antenna,The governor circuit communicates to connect with wireless transceiver circuit, sensor, wireless transceiver circuit and filter circuit and switch electricity Road communicates to connect respectively, and the filter circuit communicates to connect with on-off circuit；The on-off circuit leads to bandwidth-limited circuit Letter connection, the bandwidth-limited circuit are connected with antenna communication；The filter circuit includes wave reception filtering circuit, sends filter circuit,The communication input of the wave reception filtering circuit communicates to connect with on-off circuit, the communication output of the wave reception filtering circuit End and the communication input of wireless transceiver circuit communicate to connect；The communication output of the communication input for sending filter circuit and wireless transceiver circuit communicates to connect, described to send filter The communication output of wave circuit communicates to connect with on-off circuit.
- A kind of 2. label signal transmission circuit according to claim 1, it is characterised in that：The governor circuit includes model Chip U3 and connected first peripheral circuit for STM8L051F3；Chip U3 input pin IN connect SWSENSE interfaces, Output pin OUT connects SENSEPWR interfaces；First peripheral circuit includes resistance R1, R2 and electric capacity C1, C11,Wherein, communicate to connect and be grounded with chip U3 input pin IN after the resistance R2, electric capacity C11 parallel connections；The resistance R1 and between chip U3 two ADC inputs, electric capacity C11 one end are connected in its of resistance R1 and chip U3 In on circuit between an ADC inputs and form node HR202-2, other end ground connection；The node HR202-2 is circumscribed with wet Quick resistance measuring circuit, and input in chip U3.
- A kind of 3. label signal transmission circuit according to claim 2, it is characterised in that：The wireless transceiver circuit includes Model SI4463 chip U2 and connected second peripheral circuit, the second peripheral circuit includes crystal oscillating circuit and power supply is filtered Wave circuit；The chip U2 and chip U3 is communicated to connect by multiple terminals,Two pins of XIN, XOUT that the crystal oscillating circuit includes crystal oscillator X1, the crystal oscillator X1 and chip U2 are electrically connected, and crystal oscillator X1 The earthing of casing；The electric source filter circuit includes electric capacity C12, C13, C14 and inductance L7, and electric capacity C12, C13, C14 are in parallel and in parallel respectively One end is connected with chip U2 power end VDD afterwards, and the other end concatenates with inductance L7, and inductance L7 and chip U2 TX pins connect Connect；Inductance L7 and chip U2 TX pins are also electrically connected with sending filter circuit；Two pins GPIO0, GPIO1 of the chip U2 are electrically connected with upper corresponding two pins of on-off circuit.
- A kind of 4. label signal transmission circuit according to claim 3, it is characterised in that：The on-off circuit is UPG2214 chips U1, two pins VC1, VC2 of the chip U1 and chip U2 two pins GPIO0, GPIO1 are electrically connected, chip U1 Pin OUT1 with send filter circuit be electrically connected；Chip U1 pin OUT2 and wave reception filtering circuit is electrically connected；Chip U1 pin INPUT is connected with bandwidth-limited circuit, chip U1 pin GND ground connection.
- A kind of 5. label signal transmission circuit according to claim 4, it is characterised in that：The bandwidth-limited circuit includes Inductance L3 and electric capacity C5, C7, C8, electric capacity C5 concatenate with inductance L3, and electric capacity C5 and chip U1 INPUT pins communicate to connect, Inductance L3 is connected with antenna communication；Described electric capacity C7 one end is connected on the line between inductance L3 and antenna, other end ground connection；Described electric capacity C8 one end is connected on the line between inductance L3 and electric capacity C5, other end ground connection.
- A kind of 6. label signal transmission circuit according to claim 4, it is characterised in that：The transmission filter circuit includes Inductance L4, L5, L6 and electric capacity C6, C9, C10, the inductance L4, L5, electric capacity C6, inductance L6 are sequentially connected in series, and inductance L4 and core Piece U1 OUT1 pins connection, inductance L6 are connected respectively with inductance L7 with chip U2 TX pins；The ends of electric capacity C9 mono- are connected on the circuit between inductance L4 and inductance L5, other end ground connection；The ends of electric capacity C10 mono- are connected on the circuit between inductance L5 and electric capacity C6, other end ground connection.
- A kind of 7. label signal transmission circuit according to claim 6, it is characterised in that：The wave reception filtering circuit includes Electric capacity C2, C3, C4 and inductance L1, L2, electric capacity C3 one end are connected with chip U1 OUT2 pins, the other end respectively with inductance L1 Connected with electric capacity C4, the inductance L1 other end is connected with chip U2 RXp pins, the electric capacity C4 other end and chip U2 RXn Pin connects；An inductance L2 end is connected on the line between inductance L1 and chip U2 RXp pins, another to terminate at electric capacity C4 and core On line between piece U2 RXn pins.
- A kind of 8. label signal transmission circuit according to claim 1, it is characterised in that：The sensor includes weight One of which or several in force snesor/pressure sensor, temperature sensor, humidity sensor, acceleration transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710770714.4A CN107393280A (en) | 2017-08-31 | 2017-08-31 | A kind of label signal transmission circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710770714.4A CN107393280A (en) | 2017-08-31 | 2017-08-31 | A kind of label signal transmission circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107393280A true CN107393280A (en) | 2017-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710770714.4A Pending CN107393280A (en) | 2017-08-31 | 2017-08-31 | A kind of label signal transmission circuit |
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| CN (1) | CN107393280A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205584560U (en) * | 2016-04-18 | 2016-09-14 | 深圳市博力扬光电技术有限公司 | Lamps and lanterns with power line carrier communication module |
| CN106296088A (en) * | 2016-08-09 | 2017-01-04 | 王茂 | The method of work of pallet logistic management system based on Internet of Things |
| CN106374965A (en) * | 2016-10-18 | 2017-02-01 | 杭州隽德科技有限公司 | Lora-modulation-mode-based SPI interface internet-of-things wireless transceiver |
| CN106516351A (en) * | 2016-11-15 | 2017-03-22 | 惠州智享物流科技有限公司 | Intelligent pallet |
| CN106516352A (en) * | 2016-11-15 | 2017-03-22 | 惠州智享物流科技有限公司 | Intelligent pallet sector easy to manage |
| CN207281997U (en) * | 2017-08-31 | 2018-04-27 | 重庆远望物流有限公司 | A kind of label signal transmission circuit |
-
2017
- 2017-08-31 CN CN201710770714.4A patent/CN107393280A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205584560U (en) * | 2016-04-18 | 2016-09-14 | 深圳市博力扬光电技术有限公司 | Lamps and lanterns with power line carrier communication module |
| CN106296088A (en) * | 2016-08-09 | 2017-01-04 | 王茂 | The method of work of pallet logistic management system based on Internet of Things |
| CN106374965A (en) * | 2016-10-18 | 2017-02-01 | 杭州隽德科技有限公司 | Lora-modulation-mode-based SPI interface internet-of-things wireless transceiver |
| CN106516351A (en) * | 2016-11-15 | 2017-03-22 | 惠州智享物流科技有限公司 | Intelligent pallet |
| CN106516352A (en) * | 2016-11-15 | 2017-03-22 | 惠州智享物流科技有限公司 | Intelligent pallet sector easy to manage |
| CN207281997U (en) * | 2017-08-31 | 2018-04-27 | 重庆远望物流有限公司 | A kind of label signal transmission circuit |
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Application publication date: 20171124 |
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