CN104103135A - Radio frequency identification based goods automatic clearing error correction system and method - Google Patents
Radio frequency identification based goods automatic clearing error correction system and method Download PDFInfo
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- CN104103135A CN104103135A CN201410342363.3A CN201410342363A CN104103135A CN 104103135 A CN104103135 A CN 104103135A CN 201410342363 A CN201410342363 A CN 201410342363A CN 104103135 A CN104103135 A CN 104103135A
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Abstract
The invention discloses a radio frequency identification based goods automatic clearing error correction system. The radio frequency identification based goods automatic clearing error correction system comprises a storage module, a weighing device, a radio frequency reading apparatus, a data processing module, an error correction module and a scanner conversion interface. The invention further discloses a radio frequency identification based goods automatic clearing error correction method. According to the radio frequency identification based goods automatic clearing error correction system and method, an RFID (radio frequency identification device) labels are additionally arranged for goods for reading goods information through the radio frequency identification technology; the weighing device, the error correction module and the data processing module are used for comparing the weight of the goods; the scanner conversion interface is used for connecting an external cash register with the data processing module under the condition of not changing an existing mall clearing system for further achieving a clearing function, so that high clearing efficiency, saving of a lot of shopping time, low costs and safe and reliable performance can be obtained and operating efficiency is greatly improved.
Description
Technical field
The present invention relates to computer intelligence business clearing technology, relate in particular to a kind of article Automatic-settlement error correction system and method based on radio-frequency (RF) identification for market.
Background technology
Along with social development, people's living standard has obtained first mate's lifting, increasing people pursuing fast, life style easily.When shopping is settled accounts at the supermarket, normally cashier robs article one one scan by scanning, adds in clearing list, then settles accounts, in this process, cashier's labour intensity is high, due to scanning work inefficiency, in shopping peak period, client often needs to concentrate queuing, increased greatly shopping-time, many times even needed the very long team of row just can complete, this is also very unfavorable for the colonies such as old man, child, pregnant woman.
Summary of the invention
Technical matters to be solved by this invention is: a kind of article Automatic-settlement error correction system and method based on radio-frequency (RF) identification is provided, and not only settlement efficiency is high, has saved a large amount of shopping-times, and low cost, and performance safety is reliable, has greatly improved effectiveness of operation.
For solving the problems of the technologies described above, the present invention proposes a kind of article Automatic-settlement error correction system based on radio-frequency (RF) identification, comprise
Memory module, its for recording, the information of stores, described information comprises the weight data of article;
Weighing device, it is for loading the article with RFID label, and weighs the weight data of article;
Radio frequency reading device, it is for reading the Item Information on weighing device;
Data processing module, it is connected with radio frequency reading device, memory module respectively, data processing module is received after the item information data that radio frequency reading device sends, is sent the corresponding Item Weight search instruction of Item Information obtaining with radio frequency reading device to memory module;
Correction module, it is connected with described radio frequency reading device, for send the instruction of reading item information data to radio frequency reading device; Also be connected with described weighing device, for obtaining the Item Weight information that weighing device weighs of preserving; Also be connected the Item Information of searching in memory module for obtaining data processing module with described data processing module;
Scanner translation interface, it is for being connected outside cashier's machine with data processing module.
Further, also comprise the shopping basket of loaded with articles, described shopping basket is provided with RFID label.
Further, described weighing device is provided with pressure transducer, and described pressure transducer is for controlling the duty of weighing device, radio frequency reading device, data processing module and correction module.
Further, also comprise the warning device being connected with data processing module.
Further, described warning device is the window ejection prompting on hummer or alarm lamp or cashier's machine.
For solving the problems of the technologies described above, the invention allows for a kind of article Automatic-settlement error correction method based on radio-frequency (RF) identification, comprise the following steps:
Step 1, is stored in the weight data of the information of article and article in memory module;
Step 2 sends to correction module to store after the weight data of weighing device weighing article temporarily;
Step 3, correction module sends the instruction of reading Item Information to radio frequency reading device, and radio frequency reading device reads the information that is loaded in the article on weighing device, and reading information is sent to data processing module;
Step 4, data processing module is received after the Item Information of radio frequency reading device transmission, is sent the corresponding Item Weight search instruction of Item Information reading with radio frequency reading device to memory module;
Step 5, data processing module transfers the general assembly (TW) of the interim article that store of correction module and the article general assembly (TW) of data processing module search contrasts, if weight is consistent, data processing module starts cashier's machine and settles accounts; If weight is inconsistent, data processing module starts warning device and reports to the police.
Further, in described step 2, before weighing device weighs the weight data of article, further comprising the steps of:
Step 2-1, weighing device detects ambient pressure by pressure transducer, if there is pressure on weighing device, controls the weight data of weighing device weighing article; If there is no pressure on weighing device, control weighing device, radio frequency reading device, data processing module and correction module in dormant state.
Further, in described step 2, before sending to the interim storage of correction module after the weight data of weighing device weighing article, further comprising the steps of:
Step 2-2, cashier's machine starting-window ejects prompt action, prompting article shopping basket option used in the time weighing, cashier selects according to actual object shopping basket;
Step 2-3, correction module selects to cut the weight of corresponding shopping basket according to cashier, and residuals weight is the weight of these article.
Further, in described step 4, receive the Item Information of radio frequency reading device transmission at data processing module before, also comprise:
Step 4-1, the Item Information that data processing module transmits radio frequency reading device judges, if when radio frequency reading device transmission data are empty, send delete instruction to correction module, deletes the incorrect weight data of the interim storage of correction module; If when radio frequency reading device transmission data are not empty, work on;
Further, in described step 5, data processing module starts after warning device warning, cashier investigates article, the article of RFID tag damage are taken out, then adopt scanner or keyboard input that article are added in list list, settle accounts.
Technique scheme at least has following beneficial effect: the present invention adopts attaching rfid tag in article, read Item Information by wireless radio-frequency, and pass through weighing device, correction module and data processing module are compared to the weight of article, do not changing under the prerequisite of original market settlement system, by scanner translation interface, outside cashier's machine is connected with data processing module, realize settlement function, especially add error correction to avoid occurring while scanning due to many article the leak problems such as drain sweep simultaneously, not only settlement efficiency is high, a large amount of shopping-times are saved, and low cost, performance safety is reliable, greatly improve effectiveness of operation.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of instructions, and for above and other object of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Brief description of the drawings
Fig. 1 is the theory diagram that the present invention is based on the article Automatic-settlement error correction system of radio-frequency (RF) identification.
Embodiment
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.Below in conjunction with accompanying drawing, the present invention is described further.
Embodiment mono-
As shown in Figure 1, the article Automatic-settlement error correction system based on radio-frequency (RF) identification of the embodiment of the present invention comprises memory module 10, weighing device 20, radio frequency reading device 30, data processing module 40, correction module 50, scanner translation interface 60, RFID label 70, shopping basket 80, pressure transducer 90 and warning device 100, wherein, memory module 10 its for recording, the information of stores, described information comprises the weight data of article; Weighing device 20 is for loading the article with RFID label 70, and weighs the weight data of article; Radio frequency reading device 30 is for reading the Item Information on weighing device 20; Data processing module 40 is connected with memory module 10, radio frequency reading device 30 respectively, data processing module 40 is received after the item information data that radio frequency reading device 30 sends, is sent the corresponding Item Weight search instruction of Item Information obtaining with radio frequency reading device 30 to memory module 10; Correction module 50 is connected with radio frequency reading device 30, for sending the instruction of reading item information data to radio frequency reading device 30, correction module 50 is also connected with weighing device 20, for obtaining the Item Weight information that weighing device 20 weighs of preserving, correction module 50 is also connected with data processing module 40, for obtaining the Item Information of data processing module 40 in memory module 10 search; Scanner translation interface 60 is for being connected outside cashier's machine 200 with data processing module 40, whole system can not change under the prerequisite of the original Articla management system of businessman, as long as businessman provides the scanner data-interface of its former Articla management system to dock with the scanner translation interface 60 of native system, just can realize the message exchange between native system and former merchant system, this measure is without changing the original settlement system of businessman, upgrade cost is low, and convenient operation is plug and play.
Shopping basket 80 is for loaded with articles, and the shopping that makes things convenient for customers like this, by neat the article of purchase unified being placed on weighing device 20, on shopping basket 80, be provided with too RFID label 70, the weight of the shopping basket 80 of different size is different, facilitates cashier in the time of clearing, by corresponding weight erasure.
Pressure transducer 90 is arranged on weighing device 20, pressure transducer 90 is for detection of pressure, according to detecting whether there is pressure, judge whether this startup of weighing device 20, and control the duty of radio frequency reading device 30, data processing module 40 and correction module 50, in the time pressure not detected, other modules and device, all in dormant state, are saved the own loss of electric energy and reduction system.
Warning device 100 is connected with data processing module 40, and warning device 100 can be one or several in the ejection prompt window on hummer or alarm lamp or cashier's machine 200, while conveniently makeing mistakes in settlement process, reminds in time cashier.
Embodiment bis-
The article Automatic-settlement error correction method based on radio-frequency (RF) identification of the present embodiment, comprises the following steps:
Step 1, is stored in the weight data of the information of article and article in memory module 10;
Step 2, weighing device 20 sends to correction module 50 to store after weighing the weight data of article temporarily;
Step 3, correction module 50 sends the instruction of reading Item Information to radio frequency reading device 30, radio frequency reading device 30 reads the information that is loaded in the article on weighing device 20, and reading information is sent to data processing module 40, only have when radio frequency reading device 30 and receive after correction module 50 is sent enabled instruction and just switch on and add magnetic work, the system kwh loss of making is reduced to minimum;
Step 4, data processing module 40 is received after the Item Information that radio frequency reading device 30 transmits, is sent the corresponding Item Weight search instruction of Item Information reading with radio frequency reading device 30 to memory module 10;
Step 5, data processing module 40 is transferred the general assembly (TW) of the correction module 50 interim article that store and the article general assembly (TW) that data processing module 40 is searched for contrasts, if weight is consistent, 40 startup cashier's machines 200 of data processing module are settled accounts; If weight is inconsistent, 40 startup warning devices 100 of data processing module are reported to the police.
When work, correction module 50 is sent enabled instruction to radio frequency reading device 30, radio frequency reading device 30 in dormancy is received after instruction, start working, radio frequency reading device 30 forms electromagnetic field by emitting antenna furnishing radio frequency signals near weighing device 20, when being attached to RFID label 70 on article from elect magnetic field obtains energy, RFID label 70 is crossed built-in aerial by information exchange and is sent, radio frequency reading device 30 passes to reader through antenna adjustments device, the signal that reader is accepted carries out demodulation code, be sent to data processing module 40, data processing module 40 is received after the Item Information that radio frequency reading device 30 transmits, send the corresponding Item Weight search instruction of Item Information reading with radio frequency reading device 30 to memory module 10, finally, data processing module 40 is transferred the Item Weight summation that general assembly (TW) that correction module 50 stores and data processing module 40 retrieve and is contrasted, comparing result weight is consistent, the article of 80 li of shopping baskets conform to actual, if weight is inconsistent, the article of 80 li of shopping baskets do not conform to reality, therefore, utilize the weight data of article to contrast with the weight data of the actual gained of weighing, if do not conformed to, show that the article of 80 li of shopping baskets are inconsistent with the actual article that scan, the integrity problem that the article that this just damages RFID label 70 or some other reasons cause are missed scanning is resolved.
As another kind of embodiment, in step 2, before weighing device 20 weighs the weight data of article, also comprise step 2-1, weighing device 20 detects ambient pressure by pressure transducer 90, if having pressure on weighing device 20, controls weighing device 20 and weigh the weight data of article; If there is no pressure on weighing device 20, control weighing device 20, radio frequency reading device 30, data processing module 40 and correction module 50 in dormant state.
When use, pressure transducer 90 detects ambient pressure, now other module and device are all in dormant state, when detected pressures exists, pressure transducer generation deformation, thereby impedance is changed, make driving voltage change simultaneously, the simulating signal of a variation of output, through LC, filtering enters discharge circuit amplification to simulating signal, by feedback control for networked control enlargement factor, obtain after stable signal, through isolation resistance capacitor filtering, enter again the analog input mouth that enters A/D circuit after active filter shaping and carry out mould/number conversion, A/D must have stable operating voltage, stable reference voltage, the input signal that the low source of temperature is moved, the clock signal of standard is changed out digital channel number under the control of single-chip microcomputer.Owing to utilizing pressure transducer to start weighing device 20, can make weighing device 20 only in having the clearing of need to weighing, just start whole system, stress-free on weighing device 20 time, whole system is in dormant state, greatly save the spent electric weight of whole system, reduced the loss of whole system simultaneously.
Preferably, in step 2, before weighing device 20 weighs and sends to that correction module 50 is interim after the weight data of article and store, further comprising the steps of:
Step 2-2, cashier's machine 200 starting-windows eject prompt actions, prompting article shopping basket 80 options used in the time weighing, cashier selects according to actual object shopping basket 80;
Step 2-3, correction module 50 selects to cut the weight of corresponding shopping basket 80 according to cashier, and residuals weight is the weight of these article.
Only have weighing device 20 to claim to such an extent that send to correction module 50 to store weight data after weight could to follow the weight data in the Item Information that the obtained radio frequency reading device 30 of data processing module 40 is sent to contrast below temporarily, correction module 50 receives that weighing device 20 sends shopping basket 80 options of pointing out these article after general assembly (TW) by computer monitor, solve user at the shopping basket 80 that uses different size weight, or when shopping bag, the weight by shopping basket 80 that cashier can be correct is removed and is obtained correct Item Weight.
Further, in step 4, before data processing module 40 is received the Item Information that radio frequency reading device 30 transmits, also comprise step 4-1, the Item Information that data processing module 40 transmits radio frequency reading device 30 judges, if when radio frequency reading device 30 transmits data for sky, send delete instruction to correction module 50, delete the interim incorrect weight data that store of correction module 50; If when radio frequency reading device 30 transmits data not for sky, work on.
Radio frequency reading device 30 just can be processed label data after receiving RFID label 70 signals, if radio frequency reading device 30 is read, less than any radio-frequency (RF) tag data, to send delete instruction to correction module 50, delete the incorrect weight data that store and eject wicket prompting at cashier's display and " cannot read product, please check whether RFID label 70 damages ", in the situation that going wrong, RFID label 70 avoids like this drain sweep article, the security performance of whole system is protected, can also prevent the generation of other special circumstances, such as because client has pressed weighing device 20 with hand because of carelessness, now correction module 50 still can be stored a weight information temporarily, this weight information is wrong invalid, need to delete.
In step 5, after 40 startup warning devices of data processing module 100 are reported to the police, cashier investigates article, and the article that RFID label 70 is damaged take out, adopt again original scanner or keyboard input that article are added in list list, settle accounts.
As another kind of embodiment, article Automatic-settlement error correction method based on radio-frequency (RF) identification of the present invention also can use in logistics system, such as in the management system of mailing parcel, now be the parcel with RFID label with the article of RFID label, when parcel is consigned to dispensing department by express delivery addressee person, dispensing department starts to operate into list, divides and extracts mouth, all-the-way tracking.Parcel is put into sundries basket (being equivalent to shopping basket 80) is inner to be started to operate into list, pressure transducer pressurized is started working, weighing device weighs and obtains weight data interim storage, starting further less radio-frequency reading device reads package information and is resent to data processing module, the package weight information data of scanning record when data processing module is transferred the addressee corresponding with radio frequency reading device identification parcel to the original memory module of logistics further, data processing module transfers the general assembly (TW) of correction module storage and the package weight summation of data processing module retrieval contrasts, comparing result weight is consistent, basket parcel conforms to actual, complete into list.If weight is inconsistent, basket article do not conform to reality, and now warning device is activated, and are wrapped up by operator's queueing problem, activate original typing operation-interface, complete into list.
To sum up, the present invention adopts and in article, adds RFID label 70, read Item Information by wireless radio-frequency, and by weighing device 20, correction module 50 and data processing module 40 are compared to the weight of article, do not changing under the prerequisite of original market settlement system, by scanner translation interface 60, outside cashier's machine 200 is connected with data processing module 40, realize settlement function, not only settlement efficiency is high, a large amount of shopping-times are saved, and low cost, performance safety is reliable, greatly improve effectiveness of operation, simultaneously, can also use at mailbag and enter single grade in logistic management system, usable range is very extensive.
The above is the specific embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. the article Automatic-settlement error correction system based on radio-frequency (RF) identification, is characterized in that, comprises
Memory module, its for recording, the information of stores, described information comprises the weight data of article;
Weighing device, it is for loading the article with RFID label, and weighs the weight data of article;
Radio frequency reading device, it is for reading the Item Information on weighing device;
Data processing module, it is connected with radio frequency reading device, memory module respectively, data processing module is received after the item information data that radio frequency reading device sends, is sent the corresponding Item Weight search instruction of Item Information obtaining with radio frequency reading device to memory module;
Correction module, it is connected with described radio frequency reading device, for send the instruction of reading item information data to radio frequency reading device; Also be connected with described weighing device, for obtaining the Item Weight information that weighing device weighs of preserving; Also be connected the Item Information of searching in memory module for obtaining data processing module with described data processing module;
Scanner translation interface, it is for being connected outside cashier's machine with data processing module.
2. the article Automatic-settlement error correction system based on radio-frequency (RF) identification as claimed in claim 1, is characterized in that, also comprise the shopping basket of loaded with articles, described shopping basket is provided with RFID label.
3. the article Automatic-settlement error correction system based on radio-frequency (RF) identification as claimed in claim 1, it is characterized in that, described weighing device is provided with pressure transducer, and described pressure transducer is for controlling the duty of weighing device, radio frequency reading device, data processing module and correction module.
4. the article Automatic-settlement error correction system based on radio-frequency (RF) identification as claimed in claim 1, is characterized in that, also comprises the warning device being connected with data processing module.
5. the article Automatic-settlement error correction system based on radio-frequency (RF) identification as claimed in claim 1, is characterized in that, described warning device is that the window on hummer or alarm lamp or cashier's machine ejects prompting.
6. the article Automatic-settlement error correction method based on radio-frequency (RF) identification, is characterized in that, comprises the following steps:
Step 1, is stored in the weight data of the information of article and article in memory module;
Step 2 sends to correction module to store after the weight data of weighing device weighing article temporarily;
Step 3, correction module sends the instruction of reading Item Information to radio frequency reading device, and radio frequency reading device reads the information that is loaded in the article on weighing device, and reading information is sent to data processing module;
Step 4, data processing module is received after the Item Information of radio frequency reading device transmission, is sent the corresponding Item Weight search instruction of Item Information reading with radio frequency reading device to memory module;
Step 5, data processing module transfers the general assembly (TW) of the interim article that store of correction module and the article general assembly (TW) of data processing module search contrasts, if weight is consistent, data processing module starts cashier's machine and settles accounts; If weight is inconsistent, data processing module starts warning device and reports to the police.
7. the article Automatic-settlement error correction method based on radio-frequency (RF) identification as claimed in claim 6, is characterized in that, in described step 2, before weighing device weighs the weight data of article, further comprising the steps of:
Step 2-1, weighing device detects ambient pressure by pressure transducer, if there is pressure on weighing device, controls the weight data of weighing device weighing article; If there is no pressure on weighing device, control weighing device, radio frequency reading device, data processing module and correction module in dormant state.
8. the article Automatic-settlement error correction method based on radio-frequency (RF) identification as claimed in claim 6, is characterized in that, in described step 2, before sending to the interim storage of correction module after the weight data of weighing device weighing article, further comprising the steps of:
Step 2-2, cashier's machine starting-window ejects prompt action, prompting article shopping basket option used in the time weighing, cashier selects according to actual object shopping basket;
Step 2-3, correction module selects to cut the weight of corresponding shopping basket according to cashier, and residuals weight is the weight of these article.
9. the article Automatic-settlement error correction method based on radio-frequency (RF) identification as claimed in claim 6, is characterized in that, in described step 4, before receiving the Item Information of radio frequency reading device transmission, also comprises at data processing module:
Step 4-1, the Item Information that data processing module transmits radio frequency reading device judges, if when radio frequency reading device transmission data are empty, send delete instruction to correction module, deletes the incorrect weight data of the interim storage of correction module; If when radio frequency reading device transmission data are not empty, work on.
10. the article Automatic-settlement error correction method based on radio-frequency (RF) identification as claimed in claim 6, it is characterized in that, in described step 5, data processing module starts after warning device warning, cashier investigates article, the article of RFID tag damage are taken out, then adopt scanner or keyboard input that article are added in list list, settle accounts.
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| CN112037433A (en) * | 2020-08-19 | 2020-12-04 | 深圳市丰巢网络技术有限公司 | Express cabinet abnormal data clearing method and device, express cabinet and storage medium |
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