CN109409463A - A kind of method and its system of the nearest gateway of automatic identification - Google Patents
A kind of method and its system of the nearest gateway of automatic identification Download PDFInfo
- Publication number
- CN109409463A CN109409463A CN201811289414.5A CN201811289414A CN109409463A CN 109409463 A CN109409463 A CN 109409463A CN 201811289414 A CN201811289414 A CN 201811289414A CN 109409463 A CN109409463 A CN 109409463A
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- Prior art keywords
- gateway
- bar code
- label
- nearest
- code
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
- G06K17/0025—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device the arrangement consisting of a wireless interrogation device in combination with a device for optically marking the record carrier
Abstract
The present invention relates to the methods and its system of a kind of nearest gateway of automatic identification；Wherein, the method for the nearest gateway of automatic identification, comprising the following steps: S1 is acquired the label bar code of current location, and collected label barcode data is uploaded to gateway；The instruction of nearest gateway is found in S2, broadcast；S3, after each gateway receives broadcasting instructions, each gateway feeds back the ID of itself；S4 receives and feeds back most fast gateway signal and handled, determines the subordinate administrative relationships of this label bar code Yu this gateway.Barcode scanning gun of the present invention does not need the ID number for knowing each gateway in advance, barcode scanning gun determines that the subordinate relation speed of label and gateway is fast when to code, it is high-efficient, more gateways can also be laid and carry out networking, it is opened up with good networking and prolongs mode, the acquisition that will not influence barcode scanning gun determines the speed of label attaching relation.
Description
Technical field
The present invention relates to gateway identification technology field, more specifically refer to a kind of nearest gateway of automatic identification method and
Its system.
Background technique
With the development of the social economy, many shopping mall supermarkets, warehousing management all uses electronic paper display shelf label generation
For paper labels, and the Internet of Things mode for taking wireless networking carries out electronic paper display shelf label pipe to commodity or storage article
Reason, majority use the Wireless Networking of 433MHz, and scheme includes: to have multiple price 433MHz electronic paper display shelf labels,
Multiple 433MHz networking gateways (base station), and 433MHz mobile device barcode scanning gun (the data acquisition with (roaming function)
Device).
But in carrying out effective networking mode, none good scheme of many manufacturers, for example researched and developed without oneself
433MHz mobile device barcode scanning gun (data collector), good networking mode is not achieved；There is oneself the manufacturer having
433MHz barcode scanning gun (data collector), but when carrying out label to code, determine the relationship of label home gateway, use
Be that the signal strength of gateway to label position that barcode scanning gun goes to analyze each position distribution compares, go screening signal most strong, from
And determine apart from nearest gateway management label, it is carried out by the signal fusing of each gateway, if gateway is more, to one label of code
When, barcode scanning gun needs to analyze the signal strength of each gateway, and barcode scanning gun is firstly the need of the ID for knowing each gateway, then barcode scanning
Rifle will be sent to gateway by gateway ID one by one, and inquiry obtains the signal strength of each gateway, and such barcode scanning gun is to code one
When label, the time for needing to spend is long, and prerequisite needs barcode scanning gun to know that the ID of each gateway could locate in advance
Reason, be unfavorable for so multiple unknown gateways space open up prolong aspect carry out lay and gateway networking；Gateway is more simultaneously, barcode scanning
Rifle acquire label to code when, the intensity value that the CPU of barcode scanning gun needs to read multiple gateways is compared, cost when
Between it is longer, be not suitable for more multiple gateway laying, working efficiency is low, is unable to satisfy demand.
Summary of the invention
It is an object of the invention to overcome the deficiencies of existing technologies, provide a kind of nearest gateway of automatic identification method and its
System.
To achieve the above object, the present invention is used in lower technical solution:
A kind of method of the nearest gateway of automatic identification, comprising the following steps:
S1 is acquired the label bar code of current location, and collected label barcode data is uploaded to gateway；
The instruction of nearest gateway is found in S2, broadcast；
S3, after each gateway receives broadcasting instructions, each gateway feeds back the ID of itself；
S4 receives and feeds back most fast gateway signal and handled, determines the slave tube of this label bar code and this gateway
Reason relationship.
Its further technical solution are as follows: before the S1 further include: bar code and label bar code are scanned, completed
Code is acquired, this bar code and this label bar code are bound.
Its further technical solution are as follows: described is that the data of bar code and label bar code are carried out a group code to code acquisition,
Add exclusive or check position.
Its further technical solution are as follows: the S1 includes: that scanner is acquired the label bar code of current location, and incites somebody to action
Collected label barcode data is uploaded to gateway, and the 433M transmitting module of driver sweep rifle issues 433M signal.
Its further technical solution are as follows: the S2 includes: scanner by the id information of itself and finds the finger of nearest gateway
The broadcast data packet for being added to 433M is enabled, and broadcast data packet is subjected to transmission broadcast.
Its further technical solution are as follows: the S3 includes: that each gateway in 433M signal distance receives broadcasting instructions
Afterwards, each gateway carries out the ID of itself, the ID of barcode scanning gun, and " finding gateway " instruction to feed back to scanner, while in gateway sheet
The ID of ground preservation scanner.
Its further technical solution are as follows: the S4 includes: that the 433M transmitting module of barcode scanning gun receives the most fast net of feedback
OFF signal is simultaneously handled, and determines the position of this label bar code and the subsidiary signal administrative relationships of this gateway.
Its further technical solution are as follows: after the S4, further includes: barcode scanning gun obtains both sides with most fast gateway is fed back
ID after, barcode scanning gun and feed back most fast gateway and establish communication relations, barcode scanning gun is by information on the code by feeding back most fast gateway
It is uploaded to computer server.
A kind of system of the nearest gateway of automatic identification, including acquisition uploading unit, broadcast searching unit, feedback unit, and
Handle determination unit；
The acquisition uploading unit is acquired for the label bar code to current location, and by collected label bar
Code data are uploaded to gateway；
Unit is found in the broadcast, for broadcasting the instruction for finding nearest gateway；
The feedback unit, after receiving broadcasting instructions for each gateway, each gateway feeds back the ID of itself；
The processing determination unit determines this label bar for receiving the most fast gateway signal of feedback and being handled
The subordinate administrative relationships of code and this gateway.
Its further technical solution are as follows: further include scanning binding unit and establishing unit；
The scanning binding unit is completed to acquire code, by this quotient for being scanned bar code and label bar code
Product bar code and this label bar code are bound；
It is described to establish unit, for barcode scanning gun and after feeding back the ID that most fast gateway obtains both sides, barcode scanning gun and feedback
Most fast gateway establishes communication relations, and information on the code is uploaded to computer server by feeding back most fast gateway by barcode scanning gun.
Compared with the prior art, the invention has the advantages that: barcode scanning gun does not need the ID number for knowing each gateway in advance,
Barcode scanning gun determines that the subordinate relation speed of label and gateway is fast when to code, high-efficient, can also lay more gateways and carry out
There is good networking to open up and prolong mode, will not influence the acquisition of barcode scanning gun for networking, determine the speed of label attaching relation, also by
In the subordinate relation that can determine label position and gateway, and barcode scanning gun is can to surpass staff by quotient to carry out mobile pair
Code, so that it is determined that the home network relationship of barcode scanning gun and base-station gateway, i.e. barcode scanning gun are, Ye Jiyongs moveable with the overcrowding work of quotient
There is corresponding roaming function, demand can be better met.
The invention will be further described in the following with reference to the drawings and specific embodiments.
Detailed description of the invention
Fig. 1 is the schematic diagram of the label bar code home gateway of the prior art；
Fig. 2 is a kind of flow chart of the method for the nearest gateway of automatic identification of the present invention；
Fig. 3 is a kind of system schematic of the nearest gateway of automatic identification of the present invention.
Unit is found in the 10 acquisition broadcast of uploading unit 20
30 feedback units 40 handle determination unit
50 scanning binding units 60 establish unit
Specific embodiment
In order to more fully understand technology contents of the invention, combined with specific embodiments below to technical solution of the present invention into
One step introduction and explanation, but not limited to this.
Such as Fig. 1 to specific embodiment shown in Fig. 3, wherein as shown in Figure 1, deploying one in supermarket or warehouse
Computer, four gateways, in the networking mode framework of multiple labels, quotient, which surpasses staff and holds barcode scanning gun, to be walked in supermarket or warehouse
When acquire code data to each label, while to code, it is also necessary to determine the subordinate relation of label and gateway；Such as: A
Region gateway management a-quadrant label, B area gateway management B area label, the region C gateway management C area label, the region D gateway
Manage D area label.Although the gateway network in the region B or C can cover a-quadrant label, 433MHz signal number can also be sent
According to the label for arriving a-quadrant, but signal strength is weaker, thus the label of a-quadrant be not suitable for the gateway in B area or the region C from
Belong to relation management.
Wherein, 433MHz equipment is unlike bluetooth, wifi, zigbee 2.4G signal, mobile communication signal GSM, 3G and 4G
Signal has the anti-tampering function of frequency hopping, i.e. radio frequency letter can be broadcasted always and be emitted in their base station or gateway in space
Number, terminal device can obtain summarize each base station or gateway signal analyze the signal strength of each base station with away from
From 433MHz equipment does not have frequency hopping function then, and usually base station and gateway are all in default silent status；If multiple base stations and net
It closes and all emits 433MHz signal always, then will appear signal conflict, and will cause the pollution of spatial electromagnetic wave；So the present invention is
By default, 433MHz equipment, barcode scanning gun, gateway and label do not emit electromagnetic wave, only exist all in silent status
Just start to emit the technical solution under conditions of 433MHz signal when 433MHz equipment is triggered.
Specifically, as shown in Fig. 2, the invention discloses a kind of methods of the nearest gateway of automatic identification, comprising the following steps:
S1 is acquired the label bar code of current location, and collected label barcode data is uploaded to gateway；
The instruction of nearest gateway is found in S2, broadcast；
S3, after each gateway receives broadcasting instructions, each gateway feeds back the ID of itself；
S4 receives and feeds back most fast gateway signal and handled, determines the slave tube of this label bar code and this gateway
Reason relationship.
Wherein, before S1 further include: be scanned to bar code and label bar code, complete to acquire code, by this quotient
Product bar code and this label bar code are bound.
Wherein, exclusive or check position is added in order the data of bar code and label bar code are carried out a group code to code acquisition.
Wherein, S1 includes: that scanner is acquired the label bar code of current location, and by collected label bar yardage
According to being uploaded to gateway, and the 433M transmitting module of driver sweep rifle issues 433M signal.
Wherein, S2 includes: the broadcast that the instruction of the id information of itself and the nearest gateway of searching is added to 433M by scanner
Data packet, and broadcast data packet is subjected to transmission broadcast.
Wherein, S3 includes: after each gateway in 433M signal distance receives broadcasting instructions, each gateway by itself
ID, the ID of barcode scanning gun, and " finding gateway " instruction carry out feeding back to scanner, while the ID of scanner is locally saved in gateway.
Wherein, S4 includes: that the 433M transmitting module of barcode scanning gun receives the most fast gateway signal of feedback and handled, really
The position of this fixed label bar code and the subsidiary signal administrative relationships of this gateway.
Further, since in the position of barcode scanning gun (namely position of acquisition label), there are different from multiple gateway locations
Distance, barcode scanning gun can receive at first, and distance is most short, and the ID signal of most fast gateway feedback is handled on the time, and has been determined
This gateway ID is most short at a distance from the position (or position of acquisition label) of barcode scanning gun, so that it is determined that this nearest gateway of label subordinate
The ownership administrative relationships of ID.
Wherein, after S4, further includes: barcode scanning gun and after feeding back the ID that most fast gateway obtains both sides, barcode scanning gun with
It feeds back most fast gateway and establishes communication relations, information on the code is uploaded to computer service by feeding back most fast gateway by barcode scanning gun
Device.
Wherein, in the present embodiment, the working principle of 433M scanner: 433M scanner is divided into three parts function: 1, sweeping
Bar code and label bar code are completed to acquire code function, and function is to bind commodity on this label, subsequent to be marked with this
The display screen of label shows this merchandise news；2, determine label to the subordinate administrative relationships of nearest gateway；3, barcode scanning gun by with most
The information on the code of acquisition is uploaded to the commodity management system of computer server by close gateway communication.
Wherein, in the present embodiment, infrared barcode scanning gun is attached structure by serial ports and barcode scanning gun 433M transmitter box
At a set of barcode scanning gun.The bar code of acquisition is sent to 433M by serial ports and emits box, infrared barcode scanning gun by infrared barcode scanning gun
Label bar code is sent to 433M transmitting box by serial ports again, and (infrared barcode scanning gun acquires bar code and label bar code is out of order
It is required that)；Then after two groups of barcode datas being carried out group code and addition exclusive or check position, subsequent start-up 433M emits box transmitting letter
Number, 433M transmitting box pass through first broadcast " find gateway " instruction (carried secretly in broadcast message the id information of barcode scanning gun oneself with
" finding gateway " instruction), " finding gateway " instruction of transmitter is then all received in the gateway of 433M signal effective distance, respectively
The instruction that a gateway for receiving instruction can all feed back to " finding gateway " (carries the ID of gateway itself, barcode scanning gun secretly in return information
The ID sended over and " finding gateway " instruction)；At this point, the 433M radio-frequency module of barcode scanning gun box, can receive nearest gateway
Return information, at this time to determine the subsidiary signal model of barcode scanning gun position (position of barcode scanning gun position ≈ label) and nearest gateway
Bustle pipe has jurisdiction over relationship, and then, after barcode scanning gun and nearest gateway all obtain the ID (telephone number) of both sides, barcode scanning gun can be with nearest net
It puts row into and pieces together the relationship that encryption establishes two-way data communication, information on the code is uploaded to by barcode scanning gun box by nearest gateway
Computer server.It carries out piecing together the processing that encryption establishes two-way data communication
The present invention has the function of the acquisition of determining label home gateway management, so that solving to be deployed in each place in space
Gateway (base station) good can manage the label for being distributed in the multiple places in space.Wherein, in space, the transmission of electromagnetic wave and light
Speed be it is the same, the solution of the present invention determines the label position to gateway using the method for the transmission speed of test electromagnetic wave
Subordinate relation.
Wherein, determine label position to the reality of the subordinate relation of gateway using the method for the transmission speed of test electromagnetic wave
Now it needs to be determined that two conditions:
1, emit box on 433M transmitter chip and CPU two be discrete device；The other number of CPU software data processing
Data communication is carried out with 433M transmitting chip after, therefore the data communication speed of CPU and 433M transmitting chip is too late
433M transmitting chip data acquisition speed；In the construction of 433M emitter chip, the independent plug-in 26MHz of own
Crystal oscillator, wireless data ultra-high frequency signal and collection of simulant signal processing function with high speed, and in the chip of transmitter
Internal there are one FIF0, and FIF0 is the caching of a first in first out, and supply CPU is read；Therefore, 433M chip can will be to superelevation
Frequency signal and analog signal are acquired, and the ultra-high frequency signal entered at first is demodulated to digital signal, meet 433M data
The data of packet format will enter in the caching of FIF0, and by according to reading in the way of FIF0 first in first out, 433M is received CPU
Wireless data, namely enter the data of FIF0 at first, the CPU for emitting box can handle at first；In camera industry, light sensing
Device can acquire optical signal and then change into analog electrical signal (speed that transmission speed of the electric current in conducting wire is also light), then modulate
It is demodulated to digital signal, CPU processing is sent to by FIF0 caching, so when seeing object with camera, it is seen that, it dashes forward
It is towering, the body portion of side, and also than smoother when move, because the camera driver ic of different size can be propped up
The frame per second held is different, some 30 frames of support, some 60 frames of support, but they or it is smooth because having principle FIFO's
Design, CPU read the phenomenon that just smoothness, data are not lost relatively, and do not break frame, Caton；433M radio-frequency module receives data
It is such；Object is seen with camera, and survey face and lofty body portion can also identify, that is, the transmission speed of light, see opposite
Remote scenery, it is close shot that, which can also be differentiated, what is distant view；The namely transmission speed acquisition of light；Therefore, with radio frequency mould
The development of block chip also more becomes extensive in the use that the speed using electromagnetic wave carries out ranging and various occasions；
2, the processing of software limits: sending broadcast " finding gateway " instruction, the finger of each gateway feedback " finding gateway "
When order to barcode scanning gun, the software of barcode scanning gun can read " finding gateway " instruction for receiving some first gateway, barcode scanning gun
Restriction number, once=0 can be modified as by once=1；Barcode scanning gun state can be by AckStatus=StatRst (initial shape
State), it is modified as the recognition and verification state of AckStatus=DevIdentify；When " the finding gateway " for receiving first gateway
Instruction, and saves the ID number of this gateway, after change state, due to limiting number and the determination of identification state, does not reprocess the
The instruction of two gateways " finding gateway " reached, therefore the ID number processing of second gateway will not be saved.
Therefore, first point is that the development of chip brings more accurate measurement；Second point is the attributive function of software, in this hair
In bright technical solution, also applied in label and the subordinate administrative relationships of nearest gateway.
As shown in figure 3, the invention also discloses a kind of system of the nearest gateway of automatic identification, including acquisition uploading unit
10, unit 20, feedback unit 30, and processing determination unit 40 are found in broadcast；
Uploading unit 10 is acquired, is acquired for the label bar code to current location, and by collected label bar code
Data are uploaded to gateway；
Unit 20 is found in broadcast, for broadcasting the instruction for finding nearest gateway；
Feedback unit 30, after receiving broadcasting instructions for each gateway, each gateway feeds back the ID of itself；
Determination unit 40 is handled, for receiving the most fast gateway signal of feedback and being handled, determines this label bar code
With the subordinate administrative relationships of this gateway.
Wherein, the system of the nearest gateway of automatic identification further includes scanning binding unit 50 and establishes unit 60；
Binding unit 50 is scanned, for being scanned bar code and label bar code, completes to acquire code, by this commodity
Bar code and this label bar code are bound；
Unit 60 is established, for barcode scanning gun and after feeding back the ID that most fast gateway obtains both sides, barcode scanning gun and feedback are most
Fast gateway establishes communication relations, and information on the code is uploaded to computer server by feeding back most fast gateway by barcode scanning gun.
Barcode scanning gun of the invention does not need the ID number for knowing each gateway in advance, and barcode scanning gun determines label and net when to code
The subordinate relation speed of pass is fast, high-efficient, can also lay more gateways and carry out networking, and there is good networking to open up and prolong mould
Formula will not influence the acquisition of barcode scanning gun, determine the speed of label attaching relation, due also to label position and gateway can be determined
Subordinate relation, and barcode scanning gun is can to surpass staff by quotient to be moved to code, so that it is determined that barcode scanning gun and base-station gateway
Home network relationship, i.e., barcode scanning gun is moveable with the overcrowding work of quotient, namely has corresponding roaming function, can preferably
Meet demand.
It is above-mentioned that technology contents of the invention are only further illustrated with embodiment, in order to which reader is easier to understand, but not
It represents embodiments of the present invention and is only limitted to this, any technology done according to the present invention extends or recreation, by of the invention
Protection.Protection scope of the present invention is subject to claims.
Claims (10)
1. a kind of method of the nearest gateway of automatic identification, which comprises the following steps:
S1 is acquired the label bar code of current location, and collected label barcode data is uploaded to gateway；
The instruction of nearest gateway is found in S2, broadcast；
S3, after each gateway receives broadcasting instructions, each gateway feeds back the ID of itself；
S4 is received and is fed back most fast gateway signal and handled, and determines that the subordinate management of this label bar code and this gateway is closed
System.
2. a kind of method of the nearest gateway of automatic identification according to claim 1, which is characterized in that also wrapped before the S1
It includes: bar code and label bar code is scanned, complete to acquire code, this bar code and this label bar code are tied up
It is fixed.
3. a kind of method of the nearest gateway of automatic identification according to claim 2, which is characterized in that described to be to code acquisition
The data of bar code and label bar code are subjected to a group code, add exclusive or check position.
4. a kind of method of the nearest gateway of automatic identification according to claim 1, which is characterized in that the S1 includes: to sweep
It retouches rifle to be acquired the label bar code of current location, and collected label barcode data is uploaded to gateway, and triggering is swept
The 433M transmitting module for retouching rifle issues 433M signal.
5. a kind of method of the nearest gateway of automatic identification according to claim 4, which is characterized in that the S2 includes: to sweep
Rifle is retouched by the id information of itself and finds the instruction of nearest gateway and is added to the broadcast data packet of 433M, and by broadcast data packet into
Row sends broadcast.
6. a kind of method of the nearest gateway of automatic identification according to claim 5, which is characterized in that the S3 include:
After each gateway in 433M signal distance receives broadcasting instructions, each gateway is by the ID of itself, the ID of barcode scanning gun, and " finds net
Close " instruction carries out feeding back to scanner, while the ID of scanner is locally saved in gateway.
7. a kind of method of the nearest gateway of automatic identification according to claim 6, which is characterized in that the S4 includes: to sweep
The 433M transmitting module of code rifle is received to feed back and most fast gateway signal and be handled, determine this label bar code position and this
The subsidiary signal administrative relationships of gateway.
8. a kind of method of the nearest gateway of automatic identification according to claim 7, which is characterized in that after the S4, also
After including: barcode scanning gun and feeding back the ID that most fast gateway obtains both sides, barcode scanning gun is closed with most fast gateway foundation communication is fed back
Information on the code is uploaded to computer server by feeding back most fast gateway by system, barcode scanning gun.
9. a kind of system of the nearest gateway of automatic identification, which is characterized in that including acquiring uploading unit, unit is found in broadcast, instead
Present unit, and processing determination unit；
The acquisition uploading unit is acquired for the label bar code to current location, and by collected label bar yardage
According to being uploaded to gateway；
Unit is found in the broadcast, for broadcasting the instruction for finding nearest gateway；
The feedback unit, after receiving broadcasting instructions for each gateway, each gateway feeds back the ID of itself；
The processing determination unit most fast gateway signal and is handled for receiving to feed back, determine this label bar code with
The subordinate administrative relationships of this gateway.
10. a kind of system of the nearest gateway of automatic identification according to claim 9, which is characterized in that further include that scanning is tied up
Order member and establish unit；
The scanning binding unit is completed to acquire code, by this commodity item for being scanned bar code and label bar code
Code and this label bar code are bound；
Described to establish unit, for barcode scanning gun and after feeding back the ID that most fast gateway obtains both sides, barcode scanning gun and feedback are most fast
Gateway establish communication relations, information on the code is uploaded to computer server by feeding back most fast gateway by barcode scanning gun.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811289414.5A CN109409463A (en) | 2018-10-31 | 2018-10-31 | A kind of method and its system of the nearest gateway of automatic identification |
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| CN201811289414.5A CN109409463A (en) | 2018-10-31 | 2018-10-31 | A kind of method and its system of the nearest gateway of automatic identification |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1176011A (en) * | 1995-02-23 | 1998-03-11 | 欧米加数字数据公司 | Free-roaming remote hand-held point-of-sale terminal |
| CN203773556U (en) * | 2014-04-15 | 2014-08-13 | 上海滕维信息科技有限公司 | Wireless roaming scanning gun |
| CN108665032A (en) * | 2018-05-16 | 2018-10-16 | 苏州易泰勒电子科技有限公司 | A kind of wireless electron bin tag system label automatic routing method |
-
2018
- 2018-10-31 CN CN201811289414.5A patent/CN109409463A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1176011A (en) * | 1995-02-23 | 1998-03-11 | 欧米加数字数据公司 | Free-roaming remote hand-held point-of-sale terminal |
| CN203773556U (en) * | 2014-04-15 | 2014-08-13 | 上海滕维信息科技有限公司 | Wireless roaming scanning gun |
| CN108665032A (en) * | 2018-05-16 | 2018-10-16 | 苏州易泰勒电子科技有限公司 | A kind of wireless electron bin tag system label automatic routing method |
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Application publication date: 20190301 |