CN101634585A - Electronic scale and working method thereof - Google Patents
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- CN101634585A CN101634585A CN200910017606A CN200910017606A CN101634585A CN 101634585 A CN101634585 A CN 101634585A CN 200910017606 A CN200910017606 A CN 200910017606A CN 200910017606 A CN200910017606 A CN 200910017606A CN 101634585 A CN101634585 A CN 101634585A
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Abstract
The invention discloses an electronic scale and a working method thereof. The electronic scale is used for weighing the articles with RFID tags through RFID (radio frequency identification devices) technology. The electronic scale comprises a main controller (1), an input module (2), a weighing module (3) and an RFID module (4). According to the situation that the RFID module (4) has read-only and read-write functions, the electronic scale can finish two charging modes of weighing in an online or an offline manner so that a settlement system can finish settlement quickly. The RFID electronic scale of the invention can simultaneously process a large amount of data information because the data transmitting rate of the RFID module (4) is quick; a settlement counter does not need to scan the tag of each article one by one; by using a non-contact mode, the reader-writer can quickly identify the article information in the RFID tag; so the speed of the follow-up settlement is greatly improved.
Description
Technical field
The present invention relates to a kind of electronic scales and method of work thereof, especially a kind of have RFID (radio frequency identification) function, be used for places such as food and drink, supermarket, food supply retail shop, can carry out weighing electronic scale and method of work thereof no fixed weight and the article that have a RFID label.
Background technology
The infiltration of the mid-50 electronic technology has promoted the development of the instrument of weighing.The initial stage sixties has occurred since the dynamo-electric convolution electronic scale, and through more than 40 years update with perfect, electronic scale developed into present full-electronic type and digital intelligent type from initial dynamo-electric mating type.At present for commercial applications mainly contain two electronic scales.A kind of is the electronic scales that small-sized retail shop uses; Another kind is that the bar-code label that is adapted at using in the medium-sized or above business system claims.
The electronic scales that uses at small-sized retail shop mainly is made of these several parts of load module, Weighing module and message processing module, electronic scales with this structure has the function of weighing, valuating, need the man-to-man service of salesman, if client buys multiple article, also need the manual tabulation accounting price, efficient is very low, is not suitable for using in medium-sized or above business system.
Bar-code label in sector applications such as medium-sized or above supermarket and food and drink claims, is that the ordinary electronic scale combines with the bar code printing technology, except load module, Weighing module and message processing module, also comprises the bar code printing module.Bar-code label scale with this structure, its effect is according to alleged different article, on the label paper of certain specification, print information such as relevant weight, price and item code, and this bar-code label is invested the surface of article or its external packing, inquire about price for the client and use, simultaneously also as the foundation of carrying out the item checkout price.Its groundwork process is such:
1) article that needs are weighed are put into bar-code label and deserve to be called;
2) Weighing module weighs up Item Weight, and weight information is passed to message processing module;
3) code information by load module input Item Title and/or article;
4) the message processing module device is inquired about the unit price of these article according to the code information of Item Title of importing and/or article;
5) message processing module becomes weight information with the conversion of signals of Weighing module input, and according to the weight information and the article unit price accounting price of article;
6) printing equipment prints to this information on the label paper;
7) operating personnel are attached to label paper on the alleged article.
This bar-code label claims to compare with common electronic scales, and the user needs only and just can utilize computing machine to gather the price of article automatically by barcode scanner scanning barcode information, and does not need manual tabulation, has therefore improved the efficient of clearing, has reduced cost of labor.
But, along with the development of technology, the appearance of increasing new technology, the shortcoming that this kind bar-code label claims also comes out, and is mainly reflected in the following aspects:
1) clearing are complicated: though understand pricing information and/or code information and/or bar code information at the article subscript, when clearing, still need manual one by one input or import this information one by one by the bar code scan rifle, speed is slow;
2) complicated operation: because need to print price tag, label is exported and is attached on the article, the time of whole process need is relatively long, in environment such as bigger restaurant of workload or supermarket, the complex operations of this kind system has been brought the low efficiency problem of work very significantly, and for example a large amount of clients wait in line clearing;
3) expensive: as because every kind of article all need to print price tag, increased print module, and this price tag can not to form the recycling of closed loop, thereby increase cost.
Summary of the invention
Purpose of the present invention overcomes the deficiencies in the prior art exactly, and a kind of efficient height, simple, convenient use and lower-cost electronic scales and method of work thereof are provided.
Principle of work of the present invention is by RFID (radio frequency identification) technology, finishes the function of weighing for the article that have the RFID label.
For solving the problems of the technologies described above, electronic scale of the present invention mainly comprises: master controller, load module, Weighing module and RFID module.
Master controller: the core of RFID electronic scales, control other all modules, and the information transmission between the responsible correlation module.
Load module: the operator can import the information that needs by load module in the RFID electronic scales, as article unit price, Item Title, item code etc., master controller is an article inquiry unit price according to the Item Title and/or the code information of load module input, and calculates total price.Load module can be button that indicates various Item Titles or the button that indicates item pictures, also can be keyboard or touch-screen simultaneously.
Weighing module: the main effect of Weighing module is that the article that are placed on the RFID electronic scale are weighed, and weight signal is transferred to master controller, uses for accounting price.
The RFID module: this module is divided into two kinds of situations, a kind of is RFID read through model, be responsible for reading on the article with the RFID label in UID (unique identifier), the information such as digital content of label internal storage storage, for example comprise the contents such as attribute, numbering of article; Another kind is a module for reading and writing, except the function with recognition, and can write relevant information in the RFID label.
In order to improve the function of electronic scales of the present invention better, this electronic scales also comprises: communication interface, display module, acousto-optic hint module, memory expansion interface.
Communication interface: by this communication interface, the RFID electronic scales can be delivered to relevant information the transaction system on backstage, as pricing information, Item Title etc., also can be sometimes article with the RFID label in information and relative pricing information and Item Title.Communication interface can be Ethernet interface, serial ports, parallel port, WLAN interface, blue tooth interface, RF interface or other any interfaces that can realize the RFID electronic scales to the data transmission of backstage transaction system.
Display module: the effect of display module is after electronic scale weighing or valuation, with the relationship trading information of article, and as Item Title, weight, information such as price show.Display module comprises a basic display unit and client's display, and basic display unit is mainly the operator who weighs relationship trading information is provided, and client's display is to be information such as weight of watching article for the client and price.Basic display unit and client's display can be the LCD liquid crystal displays, also can be CRT monitor or other any display device that can show relationship trading information.
The acousto-optic hint module: the acousto-optic hint module can weigh and information exchanging process after mode prompting operation person operation by sound or light whether finish or success.The acousto-optic hint module can be the device that hummer etc. can be sounded, and also can be that LED etc. can send the device of light signal or both combinations.
The memory expansion interface: can external memorizer, service data is recorded in the storer, use for statistical study.External memorizer can be stored memory of data for various, as USB dish, SD card, mmc card etc.
Electronic scales of the present invention is that its job step is such under the situation of a read through model in the RFID module:
1) article that will have a RFID label are placed on the Weighing module;
2) Weighing module weighs up Item Weight, and weight information is passed to master controller;
3) code information by load module input article unit price and/or Item Title and/or article;
4) the RFID module reads the information in the RFID label that invests on the article;
5) master controller will comprise at least that the information in the Transaction Information of the code information of Item Title and/or article and/or Item Weight and the label that the RFID module reads is delivered to settlement system by communication interface.
Electronic scales with RFID module of read-only function, both can inquire about the unit price of these article according to the code information of Item Title of importing and/or article, accounting price on electronic scales, can also be only the title of article and/or code information and/or weight information and article with the RFID label in UID number and other information transmission to settlement system, settlement system is inquired about the unit price of these article, and calculates price corresponding to the article of this UID number according to weight information.
Electronic scales of the present invention is that its job step is such under the situation of module for reading and writing in the RFID module:
1) article that will have a RFID label are placed on the Weighing module;
2) Weighing module weighs up Item Weight, and weight information is passed to master controller;
3) code information by load module input article unit price and/or Item Title and/or article;
4) master controller is inquired about the unit price of these article according to the code information of Item Title of importing and/or article;
5) master controller becomes weight information with the conversion of signals of Weighing module input, and according to the weight information and the article unit price accounting price of article;
6) the RFID module will comprise at least the Transaction Information of pricing information write article with the RFID label in.
Electronic scales with RFID module of read-write capability, need not and computer networking, just can off line settle accounts, very convenient.
The major advantage of electronic scales of the present invention is:
1) simple to operate: because the user only need use the load module of this electronic scales to need not printing equipment, omitted the program of printing joint strip sign indicating number label, therefore simple to operate, the convenient use.
2) efficient height: because the characteristics of RFID technology are exactly that message transmission rate is fast, can handle lot of data information simultaneously, the clearing sales counter does not need to scan one by one each article tag, utilize non-contacting form, just can distinguish the Item Information in the RFID label fast, especially pricing information has been accelerated the speed of follow-up clearing greatly.
3) low cost: owing to omitted the bar code printing module, eliminated the consumption of bar code printing paper, and the quickening of clearing speed, reduced the human cost of settling accounts.
In a word, have the electronic scale of RFID module, utilize advanced RFID technology to combine, reached the purpose of quick clearing with the ordinary electronic scale.
Description of drawings
Fig. 1 is the formation synoptic diagram of electronic scales of the present invention.
Embodiment
For better explanation the present invention, existing is that example describes with the RFID electronic scales in the catering system application.
Embodiment 1:
RFID electronic scales of the present invention comprises with the lower part:
Other all modules are controlled in the core of master controller 1:RFID electronic scales, and the information transmission between the responsible correlation module.
Load module 2: the operator can import the information that needs by load module 2 in the RFID electronic scales, as food unit price, title, codes etc., master controller 1 is a food inquiry unit price according to the food name and/or the code information of load module input, and calculates total price.Load module 2 is the button that indicates the button of various food names or indicate the food picture, also can be keyboard or touch-screen simultaneously.In the present embodiment, load module 2 be can waterproof film key, promptly imported unit price or title or its code information that can represent this food after pressing this button to master controller 1.
Weighing module 3: the main effect of Weighing module 3 is that the food that is placed on the RFID electronic scale is weighed, and weight signal is transferred to master controller 1, uses for accounting price.
RFID module 4: this module is a RFID read through model, be responsible for reading on the tableware with the RFID label in UID (unique identifier), the information such as digital content of label internal storage storage, for example comprise the contents such as attribute, numbering of article.
Communication interface 5: by this communication interface, the RFID electronic scales can be delivered to relevant information the transaction system on backstage, as pricing information, food name etc. also can be information and relative pricing information and the food name in the food RFID label sometimes.Communication interface 5 can be Ethernet interface, serial ports, parallel port, WLAN interface, blue tooth interface, RF interface or other any interfaces that can realize the RFID electronic scales to the data transmission of backstage transaction system, in the present embodiment, preferred communication interface 5 is an Ethernet interface.
Display module 6: the effect of display module 6 is after electronic scale weighing or valuation, with the relationship trading information of food, and as food name, weight, information such as price show.Display module 6 comprises a basic display unit 61 and client's display 62, and basic display unit 61 is mainly the operator who weighs relationship trading information is provided, and client's display 62 is to be information such as weight of watching food for the client and price.Basic display unit 61 and client's display 62 can be the LCD liquid crystal displays, also can be CRT monitor or other any display device that can show relationship trading information.
Acousto-optic hint module 7: acousto-optic hint module 7 can weigh and information exchanging process after mode prompting operation person operation by sound or light whether finish or success.Acousto-optic hint module 7 can be the device that hummer etc. can be sounded, and also can be that LED etc. can send the device of light signal or both combinations.
Memory expansion interface 8: can external memorizer, service data is recorded in the storer, use for statistical study.External memorizer can be stored memory of data for various, as USB dish, SD card, mmc card etc.
The job step of this RFID electronic scales is as follows:
1) is placed on the Weighing module 3 after the tableware that will have a RFID label contain to be gone up food;
2) Weighing module 3 weighs up food weight, and weight information is passed to master controller 1;
3) pass through the code information that load module 2 is imported food unit prices and/or food name and/or food;
4) master controller 1 is inquired about the unit price of this food according to the code information of food name of importing and/or food;
5) master controller 1 becomes weight information with the conversion of signals of Weighing module 3 input, and according to the weight information and the unit price accounting price of food;
6) read-only RFID module 4 reads the information in the RFID label on the tableware;
7) master controller 1 information that will comprise at least in the Transaction Information of food price and the label that RFID module 2 reads is delivered to settlement system by communication interface 5;
8) master controller 1 Transaction Information that will comprise food price at least is delivered to display module 6, and basic display unit 61 and client's display 62 show this information simultaneously;
9) master controller 1 control acousto-optic reminding module 7 carries out sound or/and the light prompting.
In said process, in order to quicken the operation on the RFID electronic scales, also can be only the title of food and/or code information and/or weight information and invest in the RFID label on the food UID number and other information transmission to settlement system, settlement system is inquired about the unit price of this food, and calculates price corresponding to the food of this UID number according to weight information.Like this, its course of work is such:
1) is placed on the Weighing module 3 after the tableware that will have a RFID label contain to be gone up food;
2) Weighing module 3 weighs up food weight, and weight information is passed to master controller 1;
3) pass through the code information that load module 2 is imported food names and/or food;
4) master controller 1 becomes weight information with the conversion of signals of Weighing module 3 inputs;
5) read-only RFID module 4 reads the information in the RFID label on the tableware;
6) master controller 1 information that will comprise at least in the RFID label on food name and/or code information and/or weight information and the tableware is delivered to settlement system by communication interface 5, by settlement system inquiry and accounting price;
7) master controller 1 Transaction Information that will comprise food price at least is delivered to display module 6, and basic display unit 61 and client's display 62 show this information simultaneously;
8) master controller 1 control acousto-optic reminding module 7 carries out sound or/and the light prompting.
The above-mentioned course of work has reduced the accounting price process on the RFID electronic scales, this process is transferred to settlement system handle, and has saved the working time of operator on the RFID electronic scales, has improved work efficiency.
Embodiment 2:
This RFID electronic scales is compared with the electronic scale among the embodiment 1 has identical master controller 1, load module 2, Weighing module 3, communication interface 5, display module 6, acousto-optic hint module 7, memory expansion interface 8, difference is: RFID module 4 differences, in embodiment 2, this module is the RFID module for reading and writing, can distinguish the information in the RFID label, and can in the RFID label, write relevant information, as Transaction Information, this Transaction Information comprises pricing information at least, food weight, information such as food name or code, also can be included in the Transaction Information, for settlement system provides more useful information.
The job step of RFID electronic scales with this structure is as follows:
1) is placed on the Weighing module 3 after the tableware that will have a RFID label contain to be gone up food;
2) Weighing module 3 weighs up food weight, and weight information is passed to master controller 1;
3) pass through the code information that load module 2 is imported food unit prices and/or food name and/or food;
4) master controller 1 is inquired about the unit price of this food according to the code information of food name of importing and/or food;
5) master controller 1 becomes weight information with the conversion of signals of Weighing module 3 input, and according to the weight information and the unit price accounting price of food;
6) master controller 1 or RFID module 4 will comprise at least that the Transaction Information of pricing information carries out cryptographic calculation
7) read-write RFID module 4 just this enciphered message write on the tableware with the RFID label in;
8) master controller 1 Transaction Information that will comprise food price at least is delivered to display module 6, and basic display unit 61 and client's display 62 show this information simultaneously;
9) master controller 1 control acousto-optic reminding module 7 carries out sound or/and the light prompting.
More than be used in this electronic scale embodiment of catering system and since tableware with label can recycle, and can only compare by disposable bar-code label, greatly reduce the cost of food.
In a word, what embodiments of the invention were announced is its preferred implementation, but is not limited to this.Those of ordinary skill in the art is very easily according to the foregoing description; understand spirit of the present invention; and make different amplifications and variation; but only otherwise break away from spirit of the present invention; anyly combine with the electronic scales of weighing by the RFID technology, the device of weighing, valuating for the article that have the RFID label is all within protection scope of the present invention.
Claims (16)
1. electronic scales comprises master controller (1), to the load module (2) of this electronic scales input information and the Weighing module (3) that can weigh to article, it is characterized in that: also comprise RFID module (4).
2. electronic scales as claimed in claim 1 is characterized in that: the communication interface (5) that also comprises outside transmission information.
3. electronic scales as claimed in claim 2 is characterized in that: described RFID module (4) is for distinguishing RFID read through model of RFID label internal information.
4. electronic scales as claimed in claim 1 is characterized in that: described RFID module (4) be for can distinguish RFID label internal information, and can write the RFID module for reading and writing of relevant information in the RFID label.
5. electronic scales as claimed in claim 4 is characterized in that: the communication interface (5) that also comprises the information of can outwards transmitting.
6. as the described electronic scales of claim 1 to 5, it is characterized in that: also comprise the display module (6) that can show Transaction Information.
7. electronic scales as claimed in claim 6 is characterized in that: described display module (6) comprises basic display unit (61) and client's display (62).
8. electronic scales as claimed in claim 7 is characterized in that: also comprise the acousto-optic hint of sound and light signal module (7) can be provided.
9. electronic scales as claimed in claim 8 is characterized in that: also comprise can external memorizer memory expansion interface (8).
10. method of work that realizes the described electronic scales of claim 1 may further comprise the steps:
1) article that will have a RFID label are placed on the Weighing module (3);
2) Weighing module (3) weighs up Item Weight, and weight information is passed to master controller (1);
3) pass through the code information that load module (2) is imported article unit price and/or Item Title and/or article;
4) RFID module (4) reads the information in the RFID label that invests on the article;
5) master controller (1) will comprise at least that the information in the Transaction Information of the code information of Item Title and/or article and/or Item Weight and the label that RFID module (4) reads is delivered to settlement system by communication interface (5).
11. the method for work of electronic scales as claimed in claim 10 also comprises:
Master controller (1) is according to the unit price information of the Item Title and/or the code information inquiry article of load module (2) input.
12. the method for work of electronic scales as claimed in claim 11 is characterized in that: also comprise:
The weight information of the article that master controller (1) weighs up according to the unit price information and the Weighing module (3) of article calculates the price of article.
13. the method for work of electronic scales as claimed in claim 12 is characterized in that: also comprise:
Master controller (1) will be at least the Transaction Information of inclusion product title or code information and weight information be delivered to display module (6), basic display unit (61) and client's display (62) show this information simultaneously.
14. a method of work that realizes the described electronic scales of claim 1 may further comprise the steps:
1) article that will have a RFID label are placed on the Weighing module (3);
2) Weighing module (3) weighs up Item Weight, and weight information is passed to master controller (1);
3) pass through the code information that load module (2) is imported article unit price and/or Item Title and/or article;
4) master controller (1) is inquired about the unit price of these article according to the code information of Item Title of importing and/or article;
5) master controller (1) becomes weight information with the conversion of signals of Weighing module (3) input, and according to the weight information and the article unit price accounting price of article;
6) RFID module (4) will comprise at least the Transaction Information of pricing information write article with the RFID label in.
15. the method for work of electronic scales as claimed in claim 14 is characterized in that: wherein said RFID module (4) with Transaction Information be written to article with the RFID label in before, also comprise the step that Transaction Information is encrypted.
16. the method for work of electronic scales as claimed in claim 15 also comprises:
Master controller (1) Transaction Information of inclusion product price at least is delivered to display module (6), and basic display unit (61) and client's display (62) show this information simultaneously.
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| CN200910017606A CN101634585A (en) | 2009-08-06 | 2009-08-06 | Electronic scale and working method thereof |
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| CN200910017606A CN101634585A (en) | 2009-08-06 | 2009-08-06 | Electronic scale and working method thereof |
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| CN101901524A (en) * | 2010-03-29 | 2010-12-01 | 深圳先进技术研究院 | Electronic settling terminal and method |
| CN101944248A (en) * | 2010-09-21 | 2011-01-12 | 王宗烨 | Self-service intelligent vending machine |
| CN101968377A (en) * | 2010-09-15 | 2011-02-09 | 福州科迪电子技术有限公司 | Anti-cheating method of electronic scale |
| CN102401689A (en) * | 2010-09-07 | 2012-04-04 | 陈俊荣 | Electronic scale with function of health management |
| CN102521768A (en) * | 2011-12-14 | 2012-06-27 | 岳洋有限公司 | System for automatically detecting goods quantity and computing costs |
| CN102567870A (en) * | 2011-12-20 | 2012-07-11 | 福建新大陆电脑股份有限公司 | Electronic scale and method for processing weighing data based on electronic scale |
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| CN101901524B (en) * | 2010-03-29 | 2012-03-14 | 深圳先进技术研究院 | Electronic settling terminal and method |
| CN101901524A (en) * | 2010-03-29 | 2010-12-01 | 深圳先进技术研究院 | Electronic settling terminal and method |
| CN102401689A (en) * | 2010-09-07 | 2012-04-04 | 陈俊荣 | Electronic scale with function of health management |
| CN102401689B (en) * | 2010-09-07 | 2014-06-25 | 陈俊荣 | Electronic scale with function of health management |
| CN101968377A (en) * | 2010-09-15 | 2011-02-09 | 福州科迪电子技术有限公司 | Anti-cheating method of electronic scale |
| CN101944248A (en) * | 2010-09-21 | 2011-01-12 | 王宗烨 | Self-service intelligent vending machine |
| CN102789582A (en) * | 2011-05-15 | 2012-11-21 | 范欣 | Wireless data read-write acquisition handset and electronic bill system |
| CN102789581A (en) * | 2011-05-15 | 2012-11-21 | 范欣 | Wireless data read-write acquisition handset |
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| CN102521768A (en) * | 2011-12-14 | 2012-06-27 | 岳洋有限公司 | System for automatically detecting goods quantity and computing costs |
| CN102567870A (en) * | 2011-12-20 | 2012-07-11 | 福建新大陆电脑股份有限公司 | Electronic scale and method for processing weighing data based on electronic scale |
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