Summary of the invention
For overcoming the above-mentioned defect of prior art, the object of the present invention is to provide a kind of express checkout method not changing existing POS, on the basis not changing existing POS, effectively improving cash register speed.
The technical method that the present invention adopts is: a kind of express checkout method not changing existing POS, comprises the following steps:
(1) by the bar code of mobile terminal self-service scanning preliminary election commodity, and the inventory of preliminary election commodity is submitted to server and complete and place an order;
(2) in express checkout terminal, carry out electrons person by described mobile terminal and block operation of swiping the card;
(3) bar code information of preliminary election commodity that electronics information of member card and described server send by described express checkout terminal sends to POS, and POS generates shopping receipt;
(4) pay according to shopping receipt.
Described express checkout terminal comprise can be used for connecting POS and server interface module, for carrying out the information interaction module of information interaction and the CPU (central processing unit) for data processing with mobile terminal, described interface module is connected with described CPU (central processing unit) respectively with information interaction module.
After described in described step (2), express checkout terminal correctly identifies described electronics member card, can check whether this member has express checkout task to described server request, then bar code data message corresponding for preliminary election commodity each in preliminary election inventory is downloaded to described express checkout terminal if any express checkout task.
First the card number of described electronics member card can be sent to POS by express checkout terminal described in described step (3), POS does allowance process and integration managing according to the classification of described electronics member card, then the bar code information of each the preliminary election commodity in preliminary election inventory is sent to POS by described express checkout terminal one by one, and POS often receives the bar code information of preliminary election commodity just in the checkout information increasing these preliminary election commodity in list of settling accounts.
Information interaction approach between described information interaction module and mobile terminal preferably at least comprises NFC mode and acoustic communication mode.
Described express checkout terminal can also comprise the load module for entering the operating instructions and the display module for showing operation information, described load module is connected described CPU (central processing unit) with display module, the touching liquid-crystal display screen that described load module and display module preferably become one.
Described express checkout terminal can be provided with housing, described CPU (central processing unit) can be arranged in described housing, the interface of described interface module, information interaction module for arranging on the housing with the communication ends and touching liquid-crystal display screen of communication of mobile terminal.
Described mobile terminal can comprise smart mobile phone, panel computer and notebook computer, is provided with and supports that itself and described express checkout terminal realize information interaction and support to scan preliminary election commodity and carry out choosing the application program placed an order in described mobile terminal.
Before the bar code information of electronics information of member card and preliminary election commodity is sent to POS by described express checkout terminal, merchandise news and the preliminary election merchandise news from described server can be selected by real during described express checkout terminal comparison checkout, after information comparison is errorless, again the bar code information of electronics information of member card and preliminary election commodity be sent to POS.
The reality of comparison selects the information of commodity and preliminary election commodity to be preferably the weight information of commodity, while described express checkout terminal downloads the bar code data message of each preliminary election commodity from described server, download the weight information of each preliminary election commodity, described express checkout terminal is provided with Weighing module, and described Weighing module connects described CPU (central processing unit).
Weight information comparison method can be: adopt described express checkout terminal to take the real general assembly (TW) selecting commodity, described express checkout terminal calculates the general assembly (TW) of preliminary election commodity according to the weight information of each preliminary election commodity downloaded from described server, described express checkout terminal comparison is real selects the general assembly (TW) of commodity and the general assembly (TW) of preliminary election commodity, when the two difference is greater than the setting value arranged in described express checkout terminal, provide warning, staff is reminded to carry out commodity inspection, when the two difference is not more than described setting value, think real select the classification of commodity and quantity correct.
Beneficial effect of the present invention: adopt the present invention, under the prerequisite not changing existing POS, can cancel cashier in check-out process one by one commodity carry out the manual processes that scans, the scanning process of consumer when the free choice of goods by bar code completes, effectively improve checkout speed, reach the object of express checkout.Choose 10 kinds of article according to a people to calculate, the mean scan time using the every part commodity of traditional cash register mode is 3 seconds, 10 commodity amount to 30 seconds, adopt this method, described express checkout terminal is per second at least can send 3 bar codes, 10 commodity needed less than 4 seconds, and check-out time can save 26-27 second.
Preliminary election commodity when mode comparison by weighing in check-out process is selected commodity and placed an order in fact, can stop commodity scanning barcode to a certain extent and occur with situation about not being inconsistent in kind.
By the information interaction of mobile terminal and express checkout terminal, also can realize swiping the card of electronics member card, electronics information of member card is sent to POS by express checkout terminal, and POS directly can do allowance process and integration managing according to the classification of electronics member card.
Information interaction approach between mobile terminal of the present invention and express checkout terminal at least comprises NFC mode and acoustic communication mode, make a large amount of intelligent mobile terminal without NFC function can realize data by the mode of sound wave communication to transmit, make all intelligent mobile terminals especially smart mobile phone all go for the present invention.
Embodiment
See Fig. 1, Fig. 2 and Fig. 3, the invention provides a kind of express checkout method not changing existing POS, comprise the following steps:
(1) consumer selects to purchase commodity in advance, by the bar code of mobile terminal self-service scanning preliminary election commodity, and the inventory of preliminary election commodity is submitted to server and completes and place an order;
(2), during checkout, in express checkout terminal, carry out electrons person by described mobile terminal and block operation of swiping the card;
(3) bar code information of preliminary election commodity that electronics information of member card and described server send by described express checkout terminal sends to POS, and POS generates shopping receipt;
(4) pay according to shopping receipt.
Described express checkout terminal comprise can be used for connecting POS and server interface module, for carrying out the information interaction module of information interaction and the CPU (central processing unit) for data processing with mobile terminal, described interface module is connected with described CPU (central processing unit) respectively with information interaction module.
The present invention relates to the information transmission between described mobile terminal and server, use in supermarket of the present invention and need to be provided with LAN (Local Area Network), adopt WLAN, GPRS or 3G communication all passable.
Described intelligent mobile terminal is provided with and supports that itself and described express checkout terminal realize information interaction and support to scan preliminary election commodity and carry out choosing the application program placed an order.Need login account when using described intelligent mobile terminal to choose first, an electronics member card being equal to entity member card can be applied in supermarket, is convenient to consumer and uses.
In described step (1), consumer is in the process of supermarket shopping, can by the bar code of the scan function scanning preliminary election commodity in the application program of described mobile terminal, the details of these commodity can be seen on the screen of described mobile terminal after identification, and whether pop-up window signal adds shopping cart by these commodity, after all preliminary election commodity are added shopping cart, click " placing an order " button, the inventory of preliminary election commodity is submitted to described server, so far choosing and self-service scanning process of commodity is completed, the application program placed an order of choosing of installing in described mobile terminal is also supported at any time by function that the preliminary election commodity that add in shopping cart are deleted.
In described step (2) when settling accounts, consumer recalls the electronics member card in this supermarket by described mobile terminal, swipe the card near described express checkout terminal, realize information interaction, after described express checkout terminal correctly identifies described electronics member card, can check whether this member has express checkout task to described server request, then bar code data message corresponding for preliminary election commodity each in preliminary election inventory is downloaded to described express checkout terminal if any express checkout task.
Express checkout terminal described in described step (3) first sends the shortcut switching the typing of member's card number, after being confirmed, the card number of described electronics member card is sent to POS by described express checkout terminal, POS does allowance process and integration managing according to the classification of described electronics member card, then described express checkout terminal switches the shortcut of commodity typing immediately, after being confirmed, described express checkout terminal is by continuous for the bar code information of each the preliminary election commodity in preliminary election inventory, send to POS one by one rapidly, POS often receives the bar code information of preliminary election commodity just in the checkout information increasing these preliminary election commodity in list of settling accounts, as use bar code scan rifle items scanning bar code, interval time between each bar code sends can be set as 40ms, POS generates shopping receipt after receiving the bar code information of all preliminary election commodity, consumer pays according to shopping receipt.
Preferably, before the bar code information of electronics information of member card machine preliminary election commodity is sent to POS by described express checkout terminal, select merchandise news and the preliminary election merchandise news from described server by real during described express checkout terminal comparison checkout, after information comparison is errorless, again the bar code information of electronics information of member card and preliminary election commodity is sent to POS.
The reality of comparison selects the information of commodity and preliminary election commodity to be preferably the weight information of commodity, while described express checkout terminal downloads the bar code data message of each preliminary election commodity from described server, download the weight information of each preliminary election commodity, described express checkout terminal is provided with Weighing module, and described Weighing module connects described CPU (central processing unit).
Weight information comparison method can be: adopt described express checkout terminal to take the real general assembly (TW) selecting commodity, in the preliminary election inventory that described express checkout terminal is sent according to described server, the weight information of each preliminary election commodity calculates the general assembly (TW) of preliminary election commodity, described express checkout terminal comparison is real selects the general assembly (TW) of commodity and the general assembly (TW) of preliminary election commodity, when the two difference is greater than the setting value arranged in described express checkout terminal, provide warning, staff is reminded to carry out commodity inspection, when the two difference is not more than described setting value, think real select the classification of commodity and preliminary election commodity and quantity correct.Described express checkout terminal can be provided with warning lamp and/or alarm speaker, after described express checkout terminal can be arranged to provide warning, only have corresponding staff could eliminate warning, as: the button or the relevant work personnel that just play elimination warning function after only having correct input password wear the job card etc. can eliminating warning.
Information interaction approach between described information interaction module and mobile terminal at least can comprise NFC mode and acoustic communication mode, make the mobile terminal with NFC function can carry out information interaction by NFC mode and described express checkout terminal, the mobile terminal without NFC function can carry out information interaction by the mode of acoustic communication and described express checkout terminal, is all applicable to establish a communications link with described express checkout terminal to make all intelligent mobile terminals.Correspondingly, described information interaction module at least comprises for realizing the NFC control module of NFC communication and the pickup unit for gathering wave sample, described pickup unit is connected with audio decoding unit, the NFC communication end of described NFC control module and described pickup unit be described information interaction module for the communication ends with communication of mobile terminal.
When described mobile terminal has NFC function, can use the transmission of Peer to Peer Pattern completion mobile terminal to the electronics member card number of express checkout terminal of NFC in described step (2), this mode transmission speed is fast, reliability is high.Communication process can be: the DSR that mobile terminal will send, and calls NFC and sends function; Mobile terminal is near express checkout terminal; Mobile terminal sends electronics member card number to express checkout terminal by NFC.
When described mobile terminal does not have NFC function, acoustic communication in described step (2), can be adopted to complete the transmission of mobile terminal to the electronics member card number of express checkout terminal.Concrete communication process can be: the loudspeaker utilizing mobile terminal, play one section of audio frequency containing electronics member card number information, the corresponding one section of unique audio file of each electronics member card number, comprise multi-frequency in audio file, each frequency representative numeral.The original audio data that described express checkout terminal collects based on pickup unit, after Goertzel algorithm calculates, the energy value of relevant frequency can be obtained, through the comparison to frequency energy value, filter out effective frequency, after CRC arithmetic check is correct, obtains electronics member card number data.Be useful signal for avoiding frequency flase drop corresponding in site environment, other a set of n Goertzel wave filter can be used to calculate n second harmonic of detection signal, field speech signal harmonic enriches, if larger at certain frequency place power, then two frequency multiplication place power also can be very large, and the signal that mobile terminal sends does not exist this situation, thus avoid flase drop.
Described information interaction module can also comprise other the card reading module under prior art, the read-write of compatible entity member card.
Described interface module can comprise multiple external interface, to make described express checkout terminal can connect Ethernet, various business machine, display device and POS, described external interface can comprise RJ45 external interface, RJ11 external interface, Mini HDMI external interface and USB external interface.
Described express checkout terminal can also be provided with or be integrated with other communication hardware, can also have the wireless communication function such as WLAN, GPRS, 3G, Wifi and/or bluetooth to make it.
Described express checkout terminal has the conventional external interface of the business equipment such as complete network interface, serial ports, USB port, makes it have extendability flexibly, and convenient and existing information system carries out fast integration.
Described express checkout terminal can also comprise the load module for entering the operating instructions and the display module for showing operation information, described load module is connected described CPU (central processing unit) with display module, the touching liquid-crystal display screen that described load module and display module preferably become one.
Described express checkout terminal can be provided with housing 1, described CPU (central processing unit) can be arranged in described housing, the interface of described interface module, the communication ends 2 of information interaction module and touching liquid-crystal display screen 3 can be arranged on the housing, preferably, the upper surface of described housing is arranged to the face of weighing 4 of described Weighing module, facilitates direct being placed on it by Shopping Basket 5 to weigh to the commodity chosen.
Described mobile terminal can comprise smart mobile phone, panel computer and notebook computer.
Described express checkout terminal mainly plays the effect of information transmission and calibration in the present invention, comprising:
1, be connected with POS, be mapped as HID kind equipment in POS operating system, the effect for the described express checkout terminal of POS is equivalent to automatic bar code scanner;
Communicated by NFC or sound wave between 2 with mobile terminal, complete the use procedure of swiping the card of the electronics member card in mobile terminal;
3, be connected by wired or wireless mode with server, carry out the inquiry of user's express checkout task and information attribute value.
Adopt the present invention, under the prerequisite not changing existing POS, can cancel cashier in check-out process one by one commodity carry out the manual processes that scans, effectively improve checkout speed, reach the object of express checkout.