JP4358841B2 - Portable terminal device and program thereof - Google Patents

Description

  The present invention relates to a mobile terminal device and a mobile terminal program.

  Various external wireless interfaces such as infrared rays, Bluetooth (registered trademark), and contactless IC cards are now installed in mobile phones. Applying them, payments can be made with mobile phones, exchange of membership card data, and coupon exchanges. Payment applications that do such things have appeared. Among them, it has been considered that a receipt or a receipt delivered from a store to a shopper at the time of settlement is electronically delivered to a mobile phone of a visitor. By making receipts electronic data, household accounts can be automatically booked electronically, which is beneficial to shoppers, and if receipts are limited to electronic output, receipt paper consumption can also be reduced. Therefore, it is expected that technology will be introduced in the future.

Electronic receipts have less restrictions on the amount of information that is printed on the paper than conventional paper receipts, so product information and advertising information that has more information than conventional paper receipts for the purpose of providing information to consumers and encouraging consumption. Can be provided. For example, supplementary information is added to an electronic receipt, and after the electronic receipt is transferred to a personal computer for use in the electronic household account book, the supplementary information can be referred to on the personal computer (for example, Patent Document 1).
JP 2005-141649 A

  In the electronic receipt system described in Patent Document 1, the incidental information recorded in the electronic receipt can be seen by transferring it to a personal computer. However, since the personal computer is generally heavy to take out, these methods are not used in this method. Consumer access to value-added information is mostly indoors. For example, if the purchased product is used outdoors, and the previous product information is information that provides information for troubleshooting the product, immediately access the information for the product used outdoors. It will be impossible.

  This invention is made | formed in view of the said situation, The objective is to provide the portable terminal device and portable terminal program which can browse an electronic receipt outdoors easily.

The present invention relates to an electronic receipt server that records an electronic receipt indicating the contents of a payment process performed with a payment processing apparatus, a communication unit that communicates via a network, and a payment processing apparatus that performs the payment process. A reception unit that receives the generated simple settlement information including the content obtained by extracting predetermined information from the electronic receipt and identification information for downloading the electronic receipt from the electronic receipt server, and the simple settlement received by the reception unit A storage unit for storing information and identification information in association with each other, an input receiving unit for receiving selection input as to whether or not to download an electronic receipt related to the simple settlement information stored in the storage unit, and an electronic receipt via the input unit Identification information stored in the storage unit in association with the simple settlement information displayed on the display unit URL decoding means for decoding the URL for downloading the electronic receipt, download processing means for accessing the URL decoded by the URL decoding means via the communication unit, and downloading the electronic receipt from the electronic receipt server, An electronic receipt recording unit that records an electronic receipt downloaded from the electronic receipt server and an electronic receipt display control unit that displays the electronic receipt downloaded from the electronic receipt server on a display unit are provided .

  ADVANTAGE OF THE INVENTION According to this invention, the portable terminal device and portable terminal program which can browse an electronic receipt outdoors easily can be provided.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
FIG. 1 is a configuration diagram showing the overall configuration of the network system in the present embodiment. As shown in FIG. 1, the store 1 is provided with a POS terminal device 2 (one in FIG. 1 but may be plural) as a payment processing device and a router 3. The POS terminal device 2 and the router 3 are connected by an in-store LAN 4 (local area network). The router 3 is a device for connecting the in-store LAN 4 and the Internet 5 which is a public communication network. An electronic receipt server 6 that operates as a Web server is connected to the Internet 5. Also connected to the Internet 5 is a base station 7 that performs wireless communication with a mobile terminal device 8 that is, for example, a mobile phone or PDA (Personal Digital Assistant) implemented with a Web browser. Further, a product information providing server 9 for accessing the Internet 5 through the Internet 5 to obtain product information is also connected.

  In the network system having such a configuration, an electronic receipt indicating the contents of the payment generated by performing electronic payment with the mobile terminal device 8 at the POS terminal device 2 of the store 1 is electronically transmitted via the Internet 5. It is transmitted to the receipt server 6 and published on the Web. Therefore, by specifying a URL (Uniform Resource Locator) on the mobile terminal device 8 that implements the Web browser, an electronic receipt published on the Web is downloaded to a communication terminal such as the mobile terminal device 8 and the Web browser. You can browse.

Hereinafter, the configuration of each unit constituting the system of the present embodiment will be described in detail.
First, the main configuration of the mobile terminal device 8 will be described with reference to the block diagram of FIG. The mobile terminal device 8 includes a CPU 11 constituting a control unit main body, a temporary memory 12 for temporarily storing data, a read / write operation by a command from the CPU 11, and a recording unit in which programs, data, and the like are recorded 13. A public network connection interface 14 connected to a public network including the Internet 5, a non-contact IC card communication interface 15 for performing short-range wireless communication using a non-contact IC card, and the non-contact IC card communication interface 15. A non-contact IC card memory 16 for storing information to be transmitted and received, a display unit 17 capable of displaying various information, an input unit 18 for operating the mobile terminal device 8, a clock unit 19 for measuring time, and the like. Yes.

  In the recording unit 13, in addition to a Web browser for browsing various information (contents) disclosed on the Web, an electronic payment corresponding program P 1 for performing electronic payment and an electronic receipt generated after the electronic payment are stored. The electronic receipt corresponding program P2 for receiving, the electronic receipt browsing program P3 for browsing the received electronic receipt, and the product information of the products provided by the product information providing server 9 described above, and related products A product information site browsing program P4 for ordering is installed in advance.

  Next, the configuration of the main part of the POS terminal device 2 will be described with reference to the block diagram of FIG. The POS terminal device 2 includes a CPU 21 constituting a control unit main body, a temporary memory 22 for temporarily storing data, a read / write operation by a command from the CPU 21, and a recording unit in which programs, data, and the like are recorded 23, a network interface 24 connected to the in-store LAN 4, a printer interface 25 to which a printer is detachably connected, a non-contact IC card communication interface 26 for performing short-range wireless communication using a non-contact IC card, the non-contact IC Non-contact IC card memory 27 for storing information to be transmitted / received via the card communication interface 26, operator display unit 28 for displaying various information to the operator, clock unit 29 for measuring time, for customers The customer display unit 30 and the POS terminal device 2 for displaying various information It is constituted by such input unit 31 to create.

  In addition to software for executing various POS operations, the recording unit 23 is preinstalled with an electronic payment processing program P5 for processing electronic payments and an electronic receipt processing program P6 for processing electronic receipts. ing. The recording unit 23 is also provided with a product data management area 23a in which additional product information relating to the product such as product name, price, product information access information, etc. for recording on the electronic receipt is recorded.

  FIG. 4 is a table T1 showing an example of product information recorded in the product data management area 23a. As shown in FIG. 4, the price “981” and the product information access information “http://awincompany.co.jp/” are recorded in association with the “red wine 750 ml” as the product name. The product information access information is for linking to a site on the Internet 5 (a site provided by the product information providing server 9 in this embodiment) where a product associated with the product information access information can be purchased. Used.

  Next, the configuration of the main part of the electronic receipt server 6 will be described with reference to the block diagram of FIG. The electronic receipt server 6 includes a CPU 41 that constitutes a control unit main body, a temporary memory 42 for temporarily storing data, and a recording unit that can be read and written by commands from the CPU 41 and records programs, data, and the like. 43, a network interface 44 connected to the Internet 5, and the like.

  In the recording unit 43, an electronic receipt management area 43a is secured as an area for publishing electronic receipt information on the Web. In addition, an electronic receipt management program P7 for storing electronic receipt information received from the POS terminal device 2 in the electronic receipt management area 43a is installed in advance.

  Next, the main part structure of the merchandise information provision server 9 is demonstrated using the block diagram of FIG. The merchandise information providing server 9 includes a CPU 51 constituting the control unit main body, a temporary memory 52 for temporarily storing data, and reading and writing by commands from the CPU 51, and records in which programs, data, and the like are recorded. A unit 53, a network interface 54 connected to the Internet 5, and the like.

  In the recording unit 53, a product information transmission program P8 for transmitting related information of a predetermined product to the mobile terminal device 8 is installed in advance.

  Now, the main part processing procedure of the electronic payment corresponding program P1 installed in the portable terminal device 8 is shown in the flowchart of FIG. 7, and the main part processing procedure of the electronic receipt correspondence program P2 is shown in the flowchart of FIG. Further, the main part processing procedure of the electronic payment processing program P5 installed in the POS terminal apparatus 2 is shown in the flowchart of FIG. 9, and the main part processing procedure of the electronic receipt processing program P6 is shown in the flowchart of FIG. The main part processing procedure of the electronic receipt browsing program P3 when the user browses the electronic receipt installed in the mobile terminal device 8 is shown in the flowchart of FIG.

  First, the flow of performing electronic payment in the mobile terminal device 8 will be described with reference to the flowchart of FIG. A customer who wishes to make an electronic payment operates the input unit 18 of the mobile terminal device 8 owned by the customer to start and execute the electronic payment compatible program P1 (S101). The customer registers the sales data of the product he / she purchases in the POS terminal device 2, and if the payment is requested by the cashier operating the POS terminal device 2, the non-contact IC of the portable terminal device 8. The card communication interface 15 is brought close to the non-contact IC card communication interface 26 of the POS terminal device 2. Here, the CPU 11 of the portable terminal device 8 in which the electronic payment handling program P1 is activated monitors the communication connection with the POS terminal device 2 including the non-contact IC card communication interface 26 (S102). If the mobile terminal device 8 is brought close to the POS terminal device 2 and starts communication connection with the non-contact IC card communication interface 15 (YES in S102), the CPU 11 passes through the non-contact IC card communication interface 15 Electronic payment is started at the POS terminal device 2. That is, the electronic receipt download identification information and the simple settlement information generated by the POS terminal device 2 and sent from the contactless IC card communication interface 26 are received (S103, receiving means). The electronic receipt download identification information is information used to download an electronic receipt uploaded to the electronic receipt server from the POS terminal device 2 by a process to be described later, and the simple settlement information is obtained by extracting predetermined information from the electronic receipt. Information. The electronic receipt download identification information and the simple settlement information are associated and recorded in the non-contact IC card memory 27 (S104, information recording means), and the CPU 11 activates the electronic receipt corresponding program (S105).

  Next, the movement of the electronic receipt handling program P2 started in the mobile terminal device 8 will be described with reference to the flowchart of FIG. The activated electronic receipt correspondence program P2 determines whether or not simple settlement information is recorded in the non-contact IC card memory 16 (S201). If the simple settlement information is recorded, the information is displayed on the display unit 17. (S202, simple settlement information display means). Here, the program displays a screen asking whether to end the program on the display unit 17, waits for input from the user, and determines whether or not the input instruction from the user is ended (S203). If it is determined that the user has selected the end (YES in S203), the program ends.

  If the user chooses to continue the program (NO in S203), a screen for inquiring whether or not to download the electronic receipt corresponding to the simple settlement information is displayed on the display unit 17, and an input from the user is made. Waiting and determining whether or not the input instruction from the user is finished (S204). If it is determined that the user has selected to download the electronic receipt (YES in S204), the URL for downloading the electronic receipt is decoded from the electronic receipt download identification information, and the Internet via the public network connection interface 14 is decoded. 5 is accessed and the decrypted URL is accessed (S205). The URL indicates an address in the server of the electronic receipt server 6, and an electronic receipt is uploaded there, so that the electronic receipt is downloaded and temporarily stored in the memory 12 (S 206, electronic receipt recording means) ). The content of the downloaded electronic receipt is analyzed by the CPU 11, and the content is displayed on the display unit 17 (S207, electronic receipt display means). The system waits until the user inputs information confirming the contents (S208). Thereafter, a screen for inquiring whether to save the electronic receipt in the mobile terminal device 8 is displayed (S209). When the user inputs an instruction to save (YES in S210), the electronic receipt is recorded in the recording unit 13 (S211). Thereafter, the electronic receipt temporarily stored in the memory 12 is erased (S212). Then, the electronic receipt download identification information and the simple settlement information used for downloading the electronic receipt are recorded in the recording unit 13 in association with the electronic receipt (S213, simple settlement information recording means). At this time, the electronic receipt download identification information and the simple payment information may not be recorded, but only the simple payment information may be recorded in association with the electronic receipt. Then, the electronic receipt download identification information and the simple settlement information are deleted from the non-contact IC card memory 16 (S214). Then, the process returns to step S201.

  Next, the operation flow of the electronic payment processing program P5 of the POS terminal apparatus 2 will be described with reference to the flowchart of FIG. The electronic payment processing program P5 is activated while the cashier registers the customer's purchased product on the POS terminal device 2, and a request for electronic payment is received from the portable terminal device 8 via the non-contact IC card communication interface 26. It is judged whether it is (S301). If the closing operation after product registration has been completed (YES in S301), electronic payment is performed based on the information registered in product registration (S302). Waiting is made until the electronic payment processing is completed in both the POS terminal device 2 and the portable terminal device 8 (S303). When completed (YES in S303), the electronic receipt processing program P6 is activated (S304).

  Next, the operation flow of the electronic receipt processing program P6 of the POS terminal apparatus 2 will be described using the flowchart of FIG. When the electronic receipt processing program P6 is activated, a display requesting that the mobile terminal device 8 be kept away from the non-contact IC card communication interface 26 of the POS terminal device 2 is displayed on the customer display unit 30 (S401). This is because there is a time lag between the end of the payment and the transmission of the simple payment information to the mobile terminal device 8, and if the customer releases the mobile terminal device 8 from the non-contact IC card communication interface 26 immediately after the payment ends, the electronic This is because the receipt download identification information and the simple settlement information cannot be transmitted, which hinders transmission of the electronic receipt to the electronic receipt server 6. While the display is being performed, processing for generating an electronic receipt and a series of information is performed. That is, the product name, price, and product information access information to be recorded on the electronic receipt based on the product information registered at the time of the previous settlement and the settlement information are extracted from the product data management area, and an electronic receipt is generated. (S402).

  Further, simple payment information configured by extracting simple information such as the payment date and time and the total payment amount from the electronic receipt information is generated (S403). And the portable terminal device 8 produces | generates the electronic receipt download identification information used in order to download an electronic receipt from the electronic receipt server 6 later (S404). At this time, the electronic receipt and the simple settlement information are in an XML (Extensible Markup Language) format as shown in FIGS. 12 and 13, for example. At this time, in the electronic receipt, the merchandise information access information is recorded as information “href =“ http: // ... ”in the tag“ commodity ”in the XML data of FIG.

  Then, it connects to the in-store LAN 4 and the Internet 5 via the network interface 24, and transmits the generated electronic receipt download identification information and the electronic receipt to the electronic receipt server 6 (S405). Then, the electronic receipt download identification information and the simple settlement information are transmitted and written to the mobile terminal device 8 via the non-contact IC card communication interface 26 (S406). It waits until the portable terminal device 8 finishes receiving such information (S407). When the processing so far is completed (YES in S407), a display requesting that the mobile terminal device 8 displayed on the customer display unit 30 in step S401 not be separated from the non-contact IC card communication interface 26 Is deleted, and the electronic receipt processing program P6 is terminated (S408).

  Next, a procedure in which the user browses an electronic receipt using the portable terminal device 8 and accesses the data of the product described in the electronic receipt will be described using the flowchart of FIG. The user activates the electronic receipt browsing program P3 using the input unit 18. When the electronic receipt browsing program P3 is started in this way, first, all the simple settlement information related to the electronic receipt received so far and recorded in the recording unit 13 is displayed in a list (S501, simple settlement information display means). . This list display prompts the user to select simple settlement information. As a display example of the display unit 17 at this time, as shown in FIG. 14, the simple settlement information of electronic receipts downloaded so far is displayed as a list. Further, display is performed so that the simple settlement information can be selected with a cursor following the input of the input unit 18 from the list of simple settlement information displayed.

  It is determined whether or not the user has instructed to select the simple settlement information (S502). When the user selects desired simple payment information (YES in S502), an electronic receipt corresponding to the selected simple payment information is displayed on the display unit 17 (S503, display means). An example of display on the display unit 17 at this time is as shown in FIG. 15, in which an electronic receipt recorded in XML is analyzed and displayed in the same layout as a paper receipt, and the input of the input unit 18 is followed. Display that can focus on the product name with the cursor.

  When the user selects an appropriate product (YES in S504), a menu is displayed on the display unit 17 for the selected product (S505). If the content input in step S504 is not a product selection (NO in S504), the process returns to step S502.

  After the process of step S505, it is determined whether or not the user has given an instruction to select product information browsing (S506). When the user makes an input for viewing the product information from the displayed menu (YES in S506), the product information of the selected product recorded in the electronic receipt corresponding to the product selected in Step S504. Access information (http://awinecompany.co.jp/ for red wine) is extracted (S507).

  Then, the product information purchase site browsing program P4 is activated, and the product information site (product information providing server 9) is accessed via the Internet 5 based on the product information access information (S508). In addition, when transmitting the purchase date and time of the product, the place where the product is purchased may be transmitted. If it is determined that the content instructed in step S506 is not for browsing product information (NO in S506), the process returns to step S504.

  The product information page providing program P8 that is always activated on the product information providing server 9 receives the access of the mobile terminal device 8 in step S508, and sends the product information page arranged in the URL to the mobile terminal device 8. Send. A display example of the display unit 17 of the mobile terminal device 8 at this time is shown in FIG. Since this operation is the same as that of a normal Web server, a detailed description is omitted here.

  Next, a procedure executed by the product information providing server 9 when the user of the mobile terminal device 8 accesses the product purchase site will be described. The merchandise information providing server 9 activates the installed merchandise information transmission program P8 and waits for access from the purchase site displayed on the display unit 17 of the mobile terminal device 8 via the Internet 5. When there is a request for browsing purchase information from the mobile terminal device 8, that is, when there is an input of a purchase page displayed on the display unit 17, purchase site browsing information transmitted from the mobile terminal device 8 and information indicating the purchase date and time. Receive.

  Then, a recommended related product is extracted from the recording unit 53 based on the product information access information included in the purchase site browsing information and the purchase date and time. For example, when red wine is purchased and access is made from the mobile terminal device 4 days after the purchase date, “cork removal”, “label peeling set”, and “wine X750 ml” are extracted as related products. . A purchase Web page for purchasing the related product is configured based on the extracted information, and the configured Web page is transmitted to the accessed mobile terminal device 8.

  According to this embodiment, the mobile terminal device 8 selects a desired payment from the simple payment information displayed on the display unit 17 for an electronic receipt indicating the payment contents when the payment is made with the POS terminal device 2. The electronic receipt can be received from the electronic receipt server using the electronic receipt download identification information stored in association with the simple settlement information as a key. Therefore, the electronic receipt can be easily browsed outdoors without having to return to the home and use a stationary personal computer or the like.

  Further, the mobile terminal device 8 can access the product information providing server 9 based on the display on the electronic receipt downloaded from the electronic receipt server 6, and the Web related to the product purchased from the product information providing server 9. The page can be displayed on the display unit 17. The user can easily browse the product information from the Web page displayed on the display unit 17. Therefore, it is very convenient for the user to easily access the product related to the purchased information, and the product sales side can promote the sale of the product.

  In this embodiment, the function for carrying out the invention is recorded in advance in the apparatus. However, the present invention is not limited to this, and the same function may be downloaded from the network to the apparatus. You may install what was memorize | stored in the apparatus. The recording medium may be in any form as long as it can store a program such as a CD-ROM and can be read by the apparatus. As described above, a function obtained by installation or download in advance may be realized in cooperation with an operating system (OS) or the like inside the apparatus.

  Note that the present invention is not limited to the above-described embodiments as they are, and can be embodied by modifying constituent elements without departing from the scope of the invention in the implementation stage.

The block diagram which shows the whole network structure in embodiment of this invention. The block diagram which shows the principal part structure of the portable terminal device in the embodiment. The block diagram which shows the principal part structure of the POS terminal device in the embodiment. The table which shows an example of the merchandise information recorded on the merchandise data management area in the embodiment. The block diagram which shows the principal part structure of the electronic receipt server in the embodiment. The block diagram which shows the principal part structure of the merchandise information provision server in the embodiment. The flowchart which shows the principal process procedure of the electronic payment corresponding | compatible program in the embodiment. The flowchart which shows the principal part process sequence of the electronic receipt corresponding | compatible program in the embodiment. The flowchart which shows the principal part process sequence of the electronic payment processing program in the embodiment. The flowchart which shows the principal part process sequence of the electronic receipt processing program in the embodiment. The flowchart which shows the principal process procedure of the electronic receipt browsing program in the embodiment. The figure which shows the data format of the electronic receipt in the embodiment. The figure which shows the data format of the simple payment information in the embodiment. The figure which shows the example of a display of the display part of the portable terminal device in the embodiment. The figure which shows the example of a display of the display part of the portable terminal device in the embodiment. The figure which shows the example of a display of the display part of the portable terminal device in the embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 2 ... POS terminal device, 5 ... Network, 6 ... Electronic receipt server, 8 ... Portable terminal device, 9 ... Merchandise information provision server, 11, 51 ... CPU, 13, 53 ... Recording part, 23a ... Merchandise data management area, P1 ... Electronic payment handling program, P2 ... Electronic receipt handling program, P3 ... Electronic receipt viewing program, P4 ... Product purchase site browsing program, P5 ... Electronic payment processing program, P6 ... Electronic receipt processing program, P8 ... Product information transmission program, P9 ... Product ordering program

Claims (5)

A communication unit that communicates with the electronic receipt server that records the electronic receipt indicating the content of the payment processing performed with the payment processing apparatus via the network;
The transaction date and time extracted from the electronic receipt , the simple payment information consisting of the transaction amount , and the identification information for downloading the electronic receipt from the electronic receipt server, generated by the payment processing apparatus where the payment processing was performed , A receiving unit for receiving after the settlement processing in the settlement processing device is completed ;
A storage unit for storing the simple settlement information and the identification information received by the reception unit in association with each other;
Simple payment information display control means for displaying the simple payment information stored in the storage unit on the display unit;
An input receiving means for receiving a selection input as to whether or not to download an electronic receipt related to the simple settlement information displayed on the display unit;
Upon receiving a selection input for downloading an electronic receipt via the input unit, the electronic receipt is downloaded from the identification information stored in the storage unit in association with the simple settlement information displayed on the display unit. URL decrypting means for decrypting the URL;
Download processing means for accessing the URL decrypted by the URL decrypting means via the communication unit and downloading the electronic receipt from the electronic receipt server;
An electronic receipt recording unit for recording an electronic receipt downloaded from the electronic receipt server;
Electronic receipt display control means for displaying the electronic receipt downloaded from the electronic receipt server on the display unit;
A portable terminal device comprising: A simple payment information recording unit that records simple payment information corresponding to each electronic receipt recorded in the electronic receipt recording unit in association with the electronic receipt;
List display control means for displaying a list of simple payment information recorded in the simple payment information recording unit on the display unit;
When any one simple settlement information is selected from the list of simple settlement information displayed on the display unit via the input unit, an electronic receipt associated with the simple settlement information is displayed on the display unit. A selection receipt display control means,
The mobile terminal device according to claim 1, further comprising:   The portable terminal device according to claim 2, wherein the list display control means displays at least one of a store name, a transaction date and time, and a transaction amount of an electronic receipt included in the simple settlement information. A computer including a communication unit that communicates with an electronic receipt server that records an electronic receipt indicating the contents of a payment process performed between the input unit, the display unit, the recording unit, and the payment processing apparatus via a network.
The transaction date and time extracted from the electronic receipt , the simple payment information consisting of the transaction amount , and the identification information for downloading the electronic receipt from the electronic receipt server, generated by the payment processing apparatus where the payment processing was performed , A receiving function for receiving after the settlement processing in the settlement processing device ;
A storage function for storing the simple settlement information and the identification information received by the reception function in association with each other;
A simple payment information display control function for displaying the simple payment information stored by the storage function on the display unit;
An input receiving function for receiving a selection input as to whether or not to download an electronic receipt related to the simple settlement information displayed on the display unit;
Upon receiving a selection input for downloading an electronic receipt via the input unit, the electronic receipt is downloaded from the identification information stored by the storage function in association with the simple settlement information displayed on the display unit. A URL decryption function for decrypting a URL;
A download processing function for accessing the URL decrypted by the URL decrypting function via the communication unit and downloading an electronic receipt from the electronic receipt server;
An electronic receipt recording function for recording the electronic receipt downloaded from the electronic receipt server in the recording unit;
An electronic receipt display control function for displaying the electronic receipt downloaded from the electronic receipt server on the display unit;
A program to realize In the computer,
A simple payment information recording function for recording simple payment information corresponding to each electronic receipt recorded in the recording unit in association with the electronic receipt in the recording unit;
A list display control function for causing the display unit to display a list of simple payment information recorded in the recording unit;
When any one simple settlement information is selected from the list of simple settlement information displayed on the display unit via the input unit, an electronic receipt associated with the simple settlement information is displayed on the display unit. Select receipt display control function,
The program according to claim 4 for further realizing the above.

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