CN104463278B - RFID outbound metering devices - Google Patents
RFID outbound metering devices Download PDFInfo
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- CN104463278B CN104463278B CN201410760630.9A CN201410760630A CN104463278B CN 104463278 B CN104463278 B CN 104463278B CN 201410760630 A CN201410760630 A CN 201410760630A CN 104463278 B CN104463278 B CN 104463278B
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Abstract
The present invention relates to RFID identification technical fields,Specifically a kind of novel RFID outbounds metering device,It is characterized in that being equipped with RFID reader and at least two radio-frequency antennas in the radio frequency unit,Microcontroller chip is equipped in RFID reader,Radiofrequency signal transmission circuit,Rf signal reception circuit,Telecommunication circuit,Multi-channel rf exports ON-OFF control circuit,Match circuit,Wherein microcontroller chip respectively with radiofrequency signal transmission circuit,Rf signal reception circuit,The control signal input of multi-channel rf output ON-OFF control circuit is connected,Radiofrequency signal transmission circuit,Rf signal reception circuit is connected with multi-channel rf output ON-OFF control circuit respectively,Multi-channel rf exports ON-OFF control circuit and is equipped with input terminal and the above output end of two-way all the way,Wherein it is connected with radio-frequency antenna per the matched circuit of road output end,The present invention has small,It is at low cost,Read or write speed is fast,The monitoring notable advantage such as accurately.
Description
Technical field
The present invention relates to RFID identification technical fields, specifically a kind of reasonable for structure, easy to use, can it is a large amount of,
Fast and accurately read and write the RFID outbound metering devices of the RFID tag for marking outbound product.
Background technology
The bar-code label scale applied in supermarket or dining room at this stage is the combination of ordinary electronic scale and bar code printing technology,
It is added to bar code printing unit on ordinary electronic scale, according to the difference for weighing article when use, is printed on label paper
Then label paper is adhered to commodity surface by relevant parameter, labeled commodity are during selling or outbound, then pass through scanning
Equipment such as bar code scanner etc. reads the relevant parameter carried on label paper, completes to sell.In actual application, this
Class bar-code label weighing equipment causes equipment cost higher, volume is larger, and marked articles are due to being added to print unit
It generates label paper and label paper is attached to process on commodity and the process of outbound reading label paper is independent of one another, need to use respectively
Two complete equipments are realized, complicated for operation.
With the development of RFID identification technology, monitoring goods for sale is marked to be applied using RF tag, but existing
In some RFID tag applications, the skip rate of RF tag and smaller label for multiple overlappings is higher, cannot be satisfied
The requirement of large-scale application.
Invention content
The present invention is directed to shortcoming and defect existing in the prior art, it is proposed that and it is a kind of reasonable for structure, easy to use, it can
Largely, the RFID outbound metering devices of the RFID tag for marking outbound product are fast and accurately read and write.
The present invention can be achieved by the following measures：
A kind of RFID outbounds metering device, the parameter input being connected equipped with microprocessor and respectively with microprocessor are single
Member, weighing unit, display unit, acousto-optic indicating unit and radio frequency unit, it is characterised in that RFID is equipped in the radio frequency unit
Reader and at least two radio-frequency antennas are equipped with microcontroller chip, radiofrequency signal transmission circuit, radiofrequency signal in RFID reader and connect
Receive circuit, telecommunication circuit, multi-channel rf output ON-OFF control circuit, match circuit, wherein microcontroller chip respectively with radiofrequency signal
The control signal input that transmission circuit, rf signal reception circuit, multi-channel rf export ON-OFF control circuit is connected, radio frequency
Signal sending circuit, rf signal reception circuit are connected with multi-channel rf output ON-OFF control circuit respectively, and multi-channel rf is defeated
Go out ON-OFF control circuit and be equipped with input terminal and the above output end of two-way all the way, wherein per the matched circuit of road output end and radio frequency
Antenna is connected.
The present invention is additionally provided with the RF tag for marked articles attribute, is adaptively adjusted equipped with resonance in the RF tag
Whole circuit and label antenna, the information in RF tag can carry out read operation and write operation by frequency read/write.
Microcontroller chip in the present invention in RFID reader is connected through telecommunication circuit with microprocessor, enables microprocessor
Enough data communications completed with RFID reader.
More than two radio-frequency antennas are equipped with the identical aerial coil of specification in radio frequency unit of the present invention, more than two to penetrate
The coil of frequency antenna is partially overlapped by each other, and completes the read-write of RF tag in the region larger to area.
Weighing unit of the present invention is equipped with the data acquisition circuit being connected with microprocessor, and acquires electricity with data
Four weighing sensors that the input terminal on road is connected, four weighing sensors are separately positioned on the quadrangle for panel of weighing.
Parameter input unit of the present invention is equipped with the parameter input circuit being connected with microprocessor, and defeated with parameter
Enter the input keyboard that the signal input part of circuit is connected.
Display unit of the present invention is equipped with the display circuit being connected with microprocessor, and the output with display circuit
Hold the liquid crystal display being connected.
Acousto-optic indicating unit of the present invention is equipped with indicator light and loud speaker, for sending out acousto-optic early warning/alarm outward
Signal.
In the use of the present invention, being first opposite to the article for being stained with RF tag weighed on panel carries out weight weighing,
Weighing result is exported through display unit, and after obtaining commodity weight, staff can be by commodity weight information and other attributes
Information, by parameter input unit input microprocessor, is adhered to using RFID reader write-in on article such as price
In RF tag, label of the RF tag to article is completed；When commodity ex-warehouse, RFID reader is under control of the microprocessor
The commodity being opposite in radio-frequency antenna monitoring area are read out, and the information that RF tag carries on commodity are obtained, in this process
In, RFID reader switches the more than two radio-frequency antennas of enabling successively, due to more than two radio-frequency antennas monitoring area each other
It partly overlaps, by repeatedly reading, effectively avoids skip phenomenon.
It can be by a set of equipment compared with prior art, the present invention binding for the label of merchandise news and selling examination
Complete, and can effectively reduce skip rate, the acquisition of a large amount of label datas can be completed in a short time, have it is small, at
The notable advantages such as this is low, read or write speed is fast, monitoring is accurate.
Description of the drawings：
Attached drawing 1 is the structural schematic diagram of the present invention.
Attached drawing 2 is the structure diagram of RFID reader in the present invention.
Reference numeral：Microprocessor 1, parameter input unit 2, weighing unit 3, display unit 4, acousto-optic indicating unit 5,
RFID reader 6, radio-frequency antenna 7, microcontroller chip 8, radiofrequency signal transmission circuit 9, rf signal reception circuit 10, telecommunication circuit
11, multi-channel rf output ON-OFF control circuit 12, match circuit 13.
Specific implementation mode：
The present invention will be further described below with reference to the drawings.
As shown in attached drawing 1 and attached drawing 2, the present invention proposes a kind of RFID outbounds metering device, be equipped with microprocessor 1 and
Parameter input unit 2, weighing unit 3, display unit 4, acousto-optic indicating unit 5 and the radio frequency being connected respectively with microprocessor 1
Unit, it is characterised in that RFID reader 6 and at least two radio-frequency antennas 7 are equipped in the radio frequency unit, in RFID reader 6
It is opened equipped with microcontroller chip 8, radiofrequency signal transmission circuit 9, rf signal reception circuit 10, telecommunication circuit 11, multi-channel rf output
Close control circuit 12, match circuit 13, wherein microcontroller chip 8 respectively with radiofrequency signal transmission circuit 9, rf signal reception circuit
10, the control signal input of multi-channel rf output ON-OFF control circuit 12 is connected, radiofrequency signal transmission circuit 9, radio frequency letter
Number receiving circuit 10 is connected with multi-channel rf output ON-OFF control circuit 12 respectively, and multi-channel rf exports ON-OFF control circuit 12
Equipped with input terminal all the way and the above output end of two-way, wherein being connected with radio-frequency antenna 7 per the matched circuit 13 of road output end.
The present invention is additionally provided with the RF tag for marked articles attribute, is adaptively adjusted equipped with resonance in the RF tag
Whole circuit and label antenna, the information in RF tag can carry out read operation and write operation by frequency read/write.
Microcontroller chip in the present invention in RFID reader is connected through telecommunication circuit with microprocessor, enables microprocessor
Enough data communications completed with RFID reader.
More than two radio-frequency antennas are equipped with the identical aerial coil of specification in radio frequency unit of the present invention, more than two to penetrate
The coil of frequency antenna is partially overlapped by each other, and completes the read-write of RF tag in the region larger to area.
Weighing unit of the present invention is equipped with the data acquisition circuit being connected with microprocessor, and acquires electricity with data
Four weighing sensors that the input terminal on road is connected, four weighing sensors are separately positioned on the quadrangle for panel of weighing.
Parameter input unit of the present invention is equipped with the parameter input circuit being connected with microprocessor, and defeated with parameter
Enter the input keyboard that the signal input part of circuit is connected.
Display unit of the present invention is equipped with the display circuit being connected with microprocessor, and the output with display circuit
Hold the liquid crystal display being connected.
Acousto-optic indicating unit of the present invention is equipped with indicator light and loud speaker, for sending out acousto-optic early warning/alarm outward
Signal.
In the use of the present invention, being first opposite to the article for being stained with RF tag weighed on panel carries out weight weighing,
Weighing result is exported through display unit, and after obtaining commodity weight, staff can be by commodity weight information and other attributes
Information, by parameter input unit input microprocessor, is adhered to using RFID reader write-in on article such as price
In RF tag, label of the RF tag to article is completed；When commodity ex-warehouse, RFID reader is under control of the microprocessor
The commodity being opposite in radio-frequency antenna monitoring area are read out, and the information that RF tag carries on commodity are obtained, in this process
In, RFID reader switches the more than two radio-frequency antennas of enabling successively, due to more than two radio-frequency antennas monitoring area each other
It partly overlaps, by repeatedly reading, effectively avoids skip phenomenon.
It can be by a set of equipment compared with prior art, the present invention binding for the label of merchandise news and selling examination
Complete, and can effectively reduce skip rate, the acquisition of a large amount of label datas can be completed in a short time, have it is small, at
The notable advantages such as this is low, read or write speed is fast, monitoring is accurate.
Claims (1)
1. a kind of RFID outbounds metering device, the parameter input being connected equipped with microprocessor and respectively with microprocessor is single
Member, weighing unit, display unit, acousto-optic indicating unit and radio frequency unit, it is characterised in that RFID is equipped in the radio frequency unit
Reader and at least two radio-frequency antennas are equipped with microcontroller chip, radiofrequency signal transmission circuit, radiofrequency signal in RFID reader and connect
Receive circuit, telecommunication circuit, multi-channel rf output ON-OFF control circuit, match circuit, wherein microcontroller chip respectively with radiofrequency signal
The control signal input that transmission circuit, rf signal reception circuit, multi-channel rf export ON-OFF control circuit is connected, radio frequency
Signal sending circuit, rf signal reception circuit are connected with multi-channel rf output ON-OFF control circuit respectively, and multi-channel rf is defeated
Go out ON-OFF control circuit and be equipped with input terminal and the above output end of two-way all the way, wherein per the matched circuit of road output end and radio frequency
Antenna is connected；
It is additionally provided with the RF tag for marked articles attribute, the adaptive adjustment circuit of resonance and mark are equipped in the RF tag
Sign antenna；
Microcontroller chip in RFID reader is connected through telecommunication circuit with microprocessor；
More than two radio-frequency antennas are equipped with the identical aerial coil of specification, the line of more than two radio-frequency antennas in radio frequency unit
Circle is partially overlapped by each other when placing；
The weighing unit is equipped with the data acquisition circuit being connected with microprocessor, and the input terminal with data acquisition circuit
Four weighing sensors being connected, four weighing sensors are separately positioned on the quadrangle for panel of weighing；
The parameter input unit is equipped with the parameter input circuit being connected with microprocessor, and the letter with parameter input circuit
The input keyboard that number input terminal is connected；
The display unit is equipped with the display circuit being connected with microprocessor, and be connected with the output end of display circuit
Liquid crystal display；
The acousto-optic indicating unit is equipped with indicator light and loud speaker；
In use, being first opposite to the article for being stained with RF tag weighed on panel carries out weight weighing, weighing result is through aobvious
Show that unit exports, after obtaining commodity weight, staff inputs commodity weight information and price by parameter input unit
Microprocessor is written using RFID reader in the RF tag being adhered on article, completes mark of the RF tag to article
Note；When commodity ex-warehouse, RFID reader be opposite under control of the microprocessor the commodity in radio-frequency antenna monitoring area into
Row is read, and obtains the information that RF tag carries on commodity, and in the process, it is more than two that RFID reader switches enabling successively
Radio-frequency antenna, by repeatedly reading, effectively avoids skip since the monitoring area of more than two radio-frequency antennas is partially overlapped by each other
Phenomenon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410760630.9A CN104463278B (en) | 2014-12-12 | 2014-12-12 | RFID outbound metering devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410760630.9A CN104463278B (en) | 2014-12-12 | 2014-12-12 | RFID outbound metering devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104463278A CN104463278A (en) | 2015-03-25 |
| CN104463278B true CN104463278B (en) | 2018-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410760630.9A Active CN104463278B (en) | 2014-12-12 | 2014-12-12 | RFID outbound metering devices |
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| Country | Link |
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| CN (1) | CN104463278B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1875793A (en) * | 2006-07-05 | 2006-12-13 | 云南昆船设计研究院 | Tobacco leaf automatically boxing storage method |
| CN103852152A (en) * | 2012-12-05 | 2014-06-11 | 航天信息股份有限公司 | Automatic vehicle weight measuring method and device based on radio frequency identification tag |
| CN204242210U (en) * | 2014-12-12 | 2015-04-01 | 威海北洋电气集团股份有限公司 | Novel RFID outbound measuring apparatus |
-
2014
- 2014-12-12 CN CN201410760630.9A patent/CN104463278B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1875793A (en) * | 2006-07-05 | 2006-12-13 | 云南昆船设计研究院 | Tobacco leaf automatically boxing storage method |
| CN103852152A (en) * | 2012-12-05 | 2014-06-11 | 航天信息股份有限公司 | Automatic vehicle weight measuring method and device based on radio frequency identification tag |
| CN204242210U (en) * | 2014-12-12 | 2015-04-01 | 威海北洋电气集团股份有限公司 | Novel RFID outbound measuring apparatus |
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| Publication number | Publication date |
|---|---|
| CN104463278A (en) | 2015-03-25 |
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