CN106169211A - A kind of reverse method of calibration of self-checkout weight of equipment - Google Patents
A kind of reverse method of calibration of self-checkout weight of equipment Download PDFInfo
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- CN106169211A CN106169211A CN201610088950.3A CN201610088950A CN106169211A CN 106169211 A CN106169211 A CN 106169211A CN 201610088950 A CN201610088950 A CN 201610088950A CN 106169211 A CN106169211 A CN 106169211A
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- commodity
- electronic scale
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07G—REGISTERING THE RECEIPT OF CASH, VALUABLES, OR TOKENS
- G07G1/00—Cash registers
- G07G1/12—Cash registers electronically operated
Abstract
A kind of reverse method of calibration of self-checkout weight of equipment, including: step S1: the commodity chosen are positioned on electronic scale；Step S2: take commodity from electronic scale away and carry out bar code scan, while taking commodity away, this electronic scale collection is because taking weight reduced value produced by these commodity away；Then pass through scanning barcode, obtain and be pre-stored in unit price corresponding to bar code in data base and the gravimetric value that prestores；Whether step S3: prestore gravimetric value or its accumulated value that relatively described weight reduced value is corresponding with bar code, be consistent according to comparative result, it is judged that is swept commodity corresponding to bar code the most consistent with the actual product weighed.This changes existing two step operator schemes into single stepping pattern, while fetching commodity naturally between just complete the operation of " weighing ", there is no " mandatory "；And the commodity (even including shopping basket etc.) owing to being chosen are to be placed on electronic scale sensing weight reduced value still all the time, will not produce and place downwards the impulsive force to the electronic scale scale pan that commodity cause, also commodity will be caused to topple over because of quickly placing commodity, stability, accuracy and measuring speed that the various factors such as rolling causes electronic scale to measure.
Description
Technical field
The present invention relates to the loss prevention method of calibration of a kind of self-checkout equipment, and the self-checkout loss prevention check system of utilization the method, particularly a kind of reverse method of calibration of weight and system.
Background technology
At present, the shopping place such as current most domestic supermarket or market is all that human assistance completes shopping, but is as development and the raising of service man's cost of labor of technology, and self-help shopping mode necessarily will replace current human assistance shopping.
But personality and the quality differences due to different people, client is when self-service consumption, it is possible that either inadvertent or intentional mistake is swept, the situation of drain sweep commodity occurs, such as several small commercial articles are placed in staple commodity, only scan staple commodity and do not scan small commercial articles；Causing Payment Amount inconsistent with the goods amount finally taken away, cause loss, this is always supermarket, each businessman headache, urgent problem.Thus loss prevention antitheft be also an indispensable function on self-service equipment, on self-service equipment, also have some loss prevention schemes at present.Such as, the utility application of Application No. 201420334058.5 describes the workflow of a kind of self-checkout equipment, as shown in Figure 1: before the self-service cashier's machine of client to retail, first at barcode scanning platforms scan stripes shape code, PC control module reads corresponding bar code information, and points out the commodity just scanned are placed into weighing platform.Weighing platform gathers weight information and is sent to PC control module, and the gravimetric value corresponding with the bar code prestored in data base compares, if collection value is identical with pre-stored values, client can continue normal operating, as paid a bill or continuing to scan on commodity；If collection value does not corresponds with pre-stored values, PC control module will the abnormal instruction of goods in transit.
In this existing method, the most first carry out the action of scanning barcode, then commodity are placed on weighing platform acquisition weight measurement of weighing, for client, be two step process: therefore the problem concluding the prior art existence includes:
(1) during client operating, the reading stability of weighing platform is very poor: when commodity are transferred on weighing platform by scanning platform, enough " handling with care " can not be accomplished, now the sensor of electronic scale can sense the dual function of weight of impulsive force that commodity drop on weighing platform and commodity self at short notice, therefore go for the actual weight of commodity, then need to one stabilization time of electronic scale.If during client's operating routine commodity more slowly, Possum still may run down reluctantly.But when client operating is very fast, or the center of gravity of commodity own easily changes, when also the situation such as commodity easily rolling occurs, the cycle of electronic scale stable reading can increase to 1 second the most several seconds from 0.1 second.Consequently, it is possible to the weight verification accuracy of Possum brings interference greatly, and before reading is not stable, client continues operation, and the flow process that system will be unable to by setting goes on, Customer Experience extreme difference.(2) after this existing equipment requires that client often sweeps a bar code, being necessary for being placed into commodity corresponding for this bar code and weigh on verification platform, otherwise equipment can be reported to the police；Therefore, this operation weighed have mandatory by force, Customer Experience is very poor.And if home shopping, the household of client assists will to sweep commodity pack (causing check weighing numerical value not stablized just to be transferred), or on any change electronic scale, the operation of weight all will cause the erroneous judgement of check system, cause client operating to be interrupted by force, Customer Experience extreme difference.
Therefore this existing self-checkout loss prevention method of calibration and system Shortcomings, it is necessary to from improving the prior art.
Summary of the invention
It is an object of the invention to provide a kind of reverse method of calibration of self-checkout weight of equipment, and the self-checkout loss prevention check system of utilization the method, thus improve the efficiency of checkout verification, improve the purchase experiences of the self-checkout of client.
In order to realize above-mentioned technical purpose, the scheme that the present invention uses includes:
A kind of reverse method of calibration of self-checkout weight of equipment, including:
Step S1: the commodity chosen are positioned on electronic scale；
Step S2: take commodity from electronic scale away and carry out bar code scan, while taking commodity away, this electronic scale collection is because taking weight reduced value produced by these commodity away；Then pass through scanning barcode, obtain and be pre-stored in unit price corresponding to bar code in data base and the gravimetric value that prestores；
Whether step S3: prestore gravimetric value or its accumulated value that relatively described weight reduced value is corresponding with bar code, be consistent according to comparative result, it is judged that is swept commodity corresponding to bar code the most consistent with the actual product weighed.
Will be readily understood that, the gravimetric value of electronic scale sensing after the gravimetric value of electronic scale sensing before described weight reduced value=take commodity away-take away commodity.
According to described method, when the more than one piece commodity of binding are scanned, the weight reduced value that this electronic scale collection produces because of the more than one piece commodity taking this binding away, the weight sum of the substantially corresponding more than one piece commodity of this weight reduced value；To this end, the method for the present invention also includes that confirms a step, i.e. it is confirmed whether to have completed the step to the scanning of these commodity disposably taken away；If being also not fully complete, then what the bar code that adds up was corresponding prestore gravimetric value；If completing, then stop cumulative；The most in step 3, it is that the weight reduced value this accumulated value and this electronic scale recorded is both as the comparison other verified.
According to described method, this confirmation is to be completed by manual operation or completed by the sensing of induction apparatus.
According to described method, after step s 3 is completed, the gravimetric value that prestores obtained by scanning barcode before resets.
A kind of reverse check system of self-checkout weight of equipment, including:
One PC control module and the scan module being connected with this PC control module communication respectively and electronic scale；
Wherein this electronic scale carries out the starting position of checkout operation compared to this scan module closer to client；
This electronic scale is available for client to start before items scanning bar code, by placed thereon for the commodity purchased；Client takes commodity from electronic scale away and starts scanning, and while taking commodity away, this electronic scale collection is because taking weight reduced value produced by these commodity away every time；And then pass through scanning barcode, obtain and be pre-stored in unit price corresponding to bar code in data base and the gravimetric value that prestores；
Whether what this PC control module more described weight reduced value was corresponding with bar code prestore gravimetric value or its summation, be consistent according to comparative result, it is judged that is swept commodity corresponding to bar code the most consistent with the actual product weighed.
The system according to the present invention, this electronic scale is incorporated on a self-checkout equipment with this scan module and this PC control module, or this scan module and this PC control module are incorporated on a self-checkout equipment, and this electronic scale is independent of this self-checkout equipment.Such as, electronic scale independence DIYU ground directly can be shifted onto whole for shopping cart above electronic scale for client.
The system according to the present invention, this electronic scale is in lower level height compared to scan module.Whereby, can make things convenient for customers will be equipped with the shopping bag of whole free choice of goods, shopping basket, even shopping cart are placed on this electronic scale.Owing to electronic scale has only to gather because taking the weight reduced value that commodity cause away, therefore for whether being together placed on electronic scale together with the medicated clothing etc. that shopping bag, shopping cart or client are individual, all the collection result of electronic scale is not produced impact.
The system according to the present invention, this electronic scale compared to this scan module closer to supermarket or the direction of business exits.
The system according to the present invention, described PC control module is additionally provided with a network communication port, can connect supermarket-like service device by network, it is achieved sharing of data.
When the more than one piece commodity of binding are scanned, the weight reduced value that this electronic scale collection produces because of the more than one piece commodity taking this binding away, the weight sum of the substantially corresponding more than one piece commodity of this weight reduced value；To this end, the system of the present invention, also include one to be confirmed whether and complete the module to the scanning of these commodity taken away, be connected with PC control module communication；If being also not fully complete, then added up the gravimetric value that prestores corresponding to bar code by PC control module；If completing, then PC control module stops cumulative；Now, the weight reduced value that this accumulated value and this electronic scale are recorded by this PC control module is both as the comparison other of verification.
According to described system, confirm " the most having completed the scanning of these commodity taken away " module, it is included in and has completed at the articles holding table of items scanning, to arrange an induction apparatus for temporary, this induction apparatus can be a weight induction device (precision without the highest) or infrared inductor or optical inductor, this induction apparatus is connected with this PC control module communication, this PC control module, according to the information received, decides whether to continue the gravimetric value that prestores of this scan module scanning barcode cumulative.After completing the bar code scan of taken commodity, corresponding takeaway will be put on articles holding table every time, as long as therefore have a simple induction apparatus on articles holding table, it is possible to known whether this wheel scan.
According to described system, PC control module is after calculating comparative result, by prestore gravimetric value or the accumulated value clearing of the acquisition of scanning barcode before.This PC control module, after calculating comparative result, can send feedback information by the display screen being connected with PC control module or warning lamp etc. to client.
The reverse method of calibration of self-checkout weight of equipment of the present invention and the advantage of system essentially consist in: on the one hand, compared to prior art, the reverse method of calibration of weight of the present invention is to first pass through to be placed into whole for the commodity (even including shopping basket etc.) chosen on electronic scale, take out commodity the most respectively to be scanned, while taking out commodity, electronic scale can sense the value that the weight of commodity reduces, the value transferred from data base when the value of this minimizing should be to scan with this bar code in theory is identical, if differing, representing and there is mistake.For client, the present invention actually changes two original step operator schemes into single stepping pattern, while fetching commodity naturally between just complete the operation of " weighing ", there is no " mandatory "；On the other hand, commodity (even including shopping basket etc.) owing to being chosen are to be placed on still on electronic scale all the time, client is simply taken out one or several commodity every time and goes scanning to scan module, place downwards the impulsive force to the electronic scale scale pan that commodity cause, also commodity will be caused to topple over because of quickly placing commodity, stability, accuracy and measuring speed that the various factors such as rolling causes electronic scale to measure, the accuracy of raising self-checkout UC and work efficiency.
Accompanying drawing explanation
By the detailed description of the invention part provided referring to the drawings, the features and advantages of the present invention will become better understood by, in the accompanying drawings:
Fig. 1 is the method for calibration of the embodiment of the present invention and the commodity of existing method of calibration move towards figure.
Fig. 2 is the flow chart of the reverse method of calibration of self-checkout weight of equipment of the embodiment of the present invention.
Fig. 3 is the flow chart of another embodiment of the present invention reverse method of calibration of self-checkout weight of equipment.
Fig. 4 is the block diagram of the self-checkout weight of equipment reverse check system composition of the embodiment of the present invention.
Detailed description of the invention
With reference to the accompanying drawings the illustrative embodiments of the present invention is described in detail.To the description of illustrative embodiments merely for the sake of demonstration purpose, and it is definitely not the present invention and application thereof or the restriction of usage.
Force to weigh that the Customer Experience brought is poor and the problem such as length stable period, inaccurate, the check errors rate height of measured value measured by electronic scale again to solve prior art exists first to scan, the main thought of the present invention is: exchanged by the physical location of electronic scale and scan module, or for not exchanging still according to the operating habit of client, this Weighing module is closer to the starting position of the carrying out checkout operation of client, such as closer to supermarket or the Way out in market；In practical operation, it is exactly first all commodity chosen to be placed on electronic scale in the lump, from electronic scale, take commodity the most again away be scanned one by one, while taking commodity away, electronic scale collects weight reduced value above it, the corresponding gravimetric value that prestores this reduced value obtained with scanning barcode is compared, and sees whether to be consistent, thus similarly realizes loss prevention verification.
As it is shown in figure 1, before improving, the trend of commodity is first by articles holding table → barcode scanning platform → electronic scale；After improvement, the trend of commodity is first by electronic scale → barcode scanning platform → articles holding table.
A kind of embodiment, client is before having chosen commodity and having arrived self-checkout equipment later, start checkout operation, first by whole commodity as on electronic scale, then taking (or binding of several) commodity from electronic scale begins to use scan module to scan, the information of reading is transferred to the PC control module of self-checkout equipment, the information that PC control module is transmitted according to scanning barcode, finds out the unit price of corresponding bar code and the weight that prestores from data base；While taking these commodity away from this electronic scale before this, the sensor of electronic scale can be experienced weight and reduce, and the weight of sensing after these commodity of the weight of sensing before measuring the value of minimizing=take these commodity away-take away, PC control module obtains weight reduced value from electronic scale there.Then, the gravimetric value that weight reduced value obtains with barcode scanning is compared by PC control module, if the two is unequal, then verifies and does not pass through, and the PC control module of self-service calibration equipment will send prompting by display screen or warning lamp or warning horn；Otherwise, if the two is equal, then it represents that verification is passed through.Verification is by rear, then is confirmed whether to start payment, if then payment terminate whole flow process；Otherwise, then proceed to from electronic scale, take commodity away and proceed the action of scanning.
Another embodiment as shown in Figure 3.Wherein part flow process is identical with Fig. 2, but when the more than one piece commodity of binding are scanned, the weight reduced value that this electronic scale collection produces because of the more than one piece commodity taking this binding away, the weight sum of the substantially corresponding more than one piece commodity of this weight reduced value；To this end, in the flow process of the inventive method, the most also include that confirms a step, be i.e. confirmed whether to have completed the step to the scanning of these commodity taken away；If being also not fully complete, then carry out being accumulated by an accumulated value by the gravimetric value that prestores corresponding for bar code；If completing, then stop cumulative；Then when weight ratio below is to checking treatment, the PC control module of self-checkout equipment is that the weight reduced value this accumulated value and this electronic scale recorded is both as the comparison other verified.Same, if the two is unequal, then verifying and do not pass through, the PC control module of self-service calibration equipment will send prompting by display screen or warning lamp or warning horn；Otherwise, if the two is equal, then it represents that verification is passed through.Verification is by rear, then is confirmed whether to start payment, if then payment terminate whole flow process.
In above-mentioned literary composition, this confirmation step is to be completed by manual operation or completed by the sensing of induction apparatus, manual operation, such as, after can scanning through all commodity " disposably " taken away from electronic scale, then stop cumulative action by one function key notice PC control module of operation every time.Described induction apparatus, the weight induction device (precision without the highest) near the articles holding table at scan table rear or infrared inductor or optical inductor can be provided at, this induction apparatus is connected with this PC control module communication, this PC control module, according to the information received, decides whether to continue the gravimetric value that prestores of this scan module scanning barcode cumulative.
In the embodiment shown in Fig. 2 and Fig. 3, once the PC control module of self-checkout equipment completes the action of Inspection, then this PC controls the weight pre-stored values (or accumulated value) that mould will transfer according to bar code in its computer and resets, and makes equipment can be the scanning barcode of next round and Inspection works ready.
Fig. 4 is the block diagram of the self-checkout weight of equipment reverse check system composition of a preferred embodiment of the present invention.Including electronic scale 41, scan module 42, PC control module 43, wherein PC control module 43 is connected with electronic scale 41 and scan module 42 communication.Electronic scale is selectively incorporated in a self-checkout scanning device 40 with scan module, PC control module, can also be independent of self-checkout scanning device, such as, can be by electronic scale independence DIYU ground, directly shift onto whole for shopping cart above electronic scale, as long as can communicate with one another with PC control module 43 for client.Wherein this electronic scale carries out the starting position of checkout operation (closer to supermarket or the direction of business exits compared to this scan module closer to client, in face of client direction out), this electronic scale is in lower level height compared to scan module, it was available for client before starting items scanning bar code, by placed thereon for the commodity purchased, it is possible to make things convenient for customers and will be equipped with the shopping bag of whole free choice of goods, shopping basket, even shopping cart are placed on this electronic scale 41.The induction apparatus 44 that one confirmation " has completed to scan these commodity disposably taken away " the most, it is connected with this PC control module 43, described PC control module 43 is additionally provided with a network communication port 45, can connect supermarket-like service device 50 by network, it is achieved sharing of data.This induction apparatus 44 can be preferably to be located at an induction apparatus at articles holding table, such as weight induction device (precision without the highest) or infrared inductor or optical inductor etc., this induction apparatus 44 is connected with this PC control module 43 communication, this PC control module 43, according to the information received, decides whether to continue the gravimetric value that prestores of this scan module 42 scanning barcode cumulative.PC control module 43, by the result of Inspection, sends feedback information by the display screen being attached thereto or warning lamp 46 etc. to client.
Although with reference to illustrative embodiments, invention has been described, it is to be understood that, the invention is not limited in the detailed description of the invention describing in detail in literary composition and illustrating, in the case of without departing from claims limited range, described illustrative embodiments can be made various change by those skilled in the art.
Claims (10)
1. the reverse method of calibration of self-checkout weight of equipment, including:
Step S1: the commodity chosen are positioned on electronic scale；
Step S2: take commodity from electronic scale away and carry out bar code scan, while taking commodity away, this electronic scale gather because of
Take weight reduced value produced by these commodity away；Then pass through scanning barcode, obtain and be pre-stored in the list that bar code in data base is corresponding
Valency and the gravimetric value that prestores；
Step S3: prestore gravimetric value or its accumulated value that relatively described weight reduced value is corresponding with bar code, according to comparative result
Whether it is consistent, it is judged that swept commodity corresponding to bar code the most consistent with the actual product weighed.
Method the most according to claim 1, is characterized in that, also includes that one confirms step, is i.e. confirmed whether the completeest
The commodity scanning disposably taken away in pairs；If being also not fully complete, then what the bar code that adds up was corresponding prestore gravimetric value；If completing, then
Stop cumulative；The most in step 3, it is that the weight reduced value this accumulated value and this electronic scale recorded is both as the ratio verified
Relatively object.
Method the most according to claim 2, is characterized in that, this confirmation step is to be completed by manual operation or pass through
The sensing of induction apparatus completes.
Method the most according to claim 1 and 2, is characterized in that, after step s 3 is completed, by scan stripes before
The gravimetric value that prestores of code acquisition resets.
5. the reverse check system of self-checkout weight of equipment, including a PC control module and respectively with this PC
The scan module of control module communication connection and electronic scale；It is characterized in that,
This electronic scale carries out the starting position of checkout operation compared to this scan module closer to client；This electronic scale can be for client
Before starting items scanning bar code, by placed thereon for the commodity purchased；Client takes commodity from electronic scale away and starts scanning,
While taking commodity away, this electronic scale collection is because taking weight reduced value produced by these commodity away every time；And then pass through scanning
Bar code, obtains and is pre-stored in unit price corresponding to bar code in data base and the gravimetric value that prestores；
What this PC control module more described weight reduced value was corresponding with bar code prestore gravimetric value or its accumulated value, according to comparing
Whether result is consistent, it is judged that swept commodity corresponding to bar code the most consistent with the actual product weighed.
System the most according to claim 5, is characterized in that, this electronic scale compared to this scan module closer to supermarket
Or the direction of business exits.
System the most according to claim 5, is characterized in that, this electronic scale and this scan module and this PC control module
It is incorporated on a self-checkout equipment, or this scan module and this PC control module are incorporated into a self-checkout equipment
On, and this electronic scale is independent of this self-checkout equipment.
System the most according to claim 5, is characterized in that, this electronic scale is in lower water compared to scan module
Flat height.
System the most according to claim 5, is characterized in that, also includes one to be confirmed whether and completes disposably taking
The module of the commodity scanning walked, is connected with PC control module communication；If being also not fully complete, then added up bar code by PC control module
The corresponding gravimetric value that prestores；If completing, then PC control module stops cumulative, is compared as verification by accumulated value now
Object.
System the most according to claim 9, is characterized in that, described in be confirmed whether to complete these commodity taken away are swept
The module retouched, is included in and has completed to arrange an induction apparatus at the articles holding table of items scanning for temporary, and this induction apparatus is a weight
Measuring induction apparatus or infrared inductor or optical inductor, this induction apparatus is connected with this PC control module communication, and this PC controls mould
Tuber, according to the information received, decides whether to continue the gravimetric value that prestores of cumulative the swept bar code of this scan module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610088950.3A CN106169211A (en) | 2016-02-18 | 2016-02-18 | A kind of reverse method of calibration of self-checkout weight of equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610088950.3A CN106169211A (en) | 2016-02-18 | 2016-02-18 | A kind of reverse method of calibration of self-checkout weight of equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107038822A (en) * | 2017-03-27 | 2017-08-11 | 杭州赛狐科技有限公司 | A kind of self-service POS and method |
| CN107909751A (en) * | 2017-10-31 | 2018-04-13 | 广州极汇信息科技有限公司 | Self-help shopping channel unit |
| CN108414069A (en) * | 2018-02-01 | 2018-08-17 | 上海康斐信息技术有限公司 | A kind of intelligent weighing method and system |
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