TWM567918U - Payment device with calculation function - Google Patents

Abstract

The present invention discloses a payment device with a computing function, including a display module and a processing module. The processing module executes an instant messaging application and controls the display module to display a billing interface. The billing interface is created including the unit amount input icon, the request object, and the corresponding amount field. When the processing module receives the input operation of selecting the unit amount input icon, the display module displays a numeric keypad, and the numeric keypad includes a digital block and a quantity field. When the processing module receives the input operation of the digital block selection, the display module displays a preset request amount in the amount field. When the processing module receives an input operation for inputting a request quantity in the quantity field, the processing module multiplies the preset request amount by the requested quantity to obtain a requested amount.

Description

Payment device with calculation function

This creation is about a payment instrument, especially about a payment device with computing capabilities.

With the rapid development of communication and network-related industries and the popularity of smart phones, more and more people use smart phones to implement instant messaging applications to connect with others. Users can operate the instant messaging application to send text, voice and video messages to designated contact objects. With the increase of the function of instant messaging, in addition to instant messaging (one-to-one instant messaging) with a single contact, the user can also specify multiple contact objects and establish a communication group to enable the user to communicate with the communication group. Send messages to multiple contacts in the group.

In recent years, as the performance of smart phones has increased, the payment for payment by smart phones has become more and more popular, replacing the payment methods previously paid by cash or physical cards (such as credit cards, financial cards or stored value cards). . There are also owners who develop and maintain instant messaging applications, and add mobile payment functions to the communication application, so that users can transfer funds directly to designated contact persons or ask for contact information. However, the current action payment function applied to the communication application only has a field for the user to simply input the transfer amount or the amount of the payment, without the calculation function, and it is impossible to adjust the payment according to the number of purchases of the contact object. The amount cannot give the user a good user experience and it is necessary to improve.

In view of the above problems, the main purpose of the present invention is to provide a payment function with a computing function, to execute an instant messaging application by a processing module, and to control a display module to display a numeric keypad, and the processing module can be received according to the receiving The default request amount and the requested quantity are calculated to obtain a request amount, so as to solve the problem that the mobile payment function of the communication application is not known, and the amount of the payment cannot be adjusted according to the number of purchases of the contact object.

To achieve the above objective, the present invention provides a payment device having a computing function, which includes a display module, a memory module, and a processing module. The memory module stores an instant messaging application. The processing module is coupled to the display module and the memory module, the processing module executes the instant messaging application, and controls the display module to display a billing interface. The billing interface includes a request object list and a unit amount input icon, and the request object list includes at least one request object and a corresponding one of the amount fields. When the processing module receives a first input operation, the first input operation is to select a unit amount input icon, the processing module controls the display module to display a numeric keypad, and the numeric keypad includes a digital block and a quantity field. When the processing module receives a second input operation, the second input operation is to select a digital block to input a preset request amount, and the processing module controls the display module to display a preset request amount in the amount field of the request object list. . When the processing module receives a third input operation, the third input operation includes selecting one of the at least one request object and inputting a request quantity in the quantity field, and the processing module calculates a request amount, and the request amount is preset. The request amount is multiplied by the requested quantity, and the display module displays the requested amount in the amount field corresponding to the selected request object.

According to an embodiment of the present invention, when the processing module receives the second input operation, the processing module controls the display module to display a preset quantity in the quantity field, and the preset quantity is 1.

According to an embodiment of the present invention, the processing module modifies the preset quantity to the requested quantity according to the third input operation.

According to an embodiment of the present invention, when the processing module receives a fourth input operation, including selecting one of the at least one request object, and modifying the request amount, the processing module modifies the request quantity according to the fourth input operation. For the preset quantity, and control the display module to display the preset quantity in the quantity field.

According to an embodiment of the present invention, the billing interface further includes a sharing icon. When the processing module receives a fifth input operation, the fifth input operation selects the equalizing icon, and the processing module controls the display module to display A total amount input field, a numeric block, and a confirmation icon.

According to an embodiment of the present invention, when the processing module receives a sixth input operation, the sixth input operation is to select a digital block to input a total amount, and the processing module controls the display module to enter a total amount field. This total amount is displayed. When the processing module receives a seventh input operation, the seventh input operation is a click confirmation icon, and the processing module divides the total amount by an average number of people to obtain the requested amount.

According to an embodiment of the present invention, the billing interface further includes a separate input icon. When the processing module receives an eighth input operation, the eighth input operation selects an input icon, and the processing module controls the display module to display A request amount is entered into the field and the digital block.

As described above, according to the creative payment function of the present invention, the processing module executes the instant messaging application and controls the display module to display a billing interface. When the processing module receives the user's operation of selecting the unit amount input icon, the processing module controls the display module to display a numeric keypad, and the numeric keypad includes a digital block and a quantity field. The user can directly modify the number of requests in the quantity field, and the processing module can directly calculate the obtained request amount according to the requested quantity, so as to automatically calculate the requested amount according to the difference of the number of (purchasing) requests of the request object.

In order to enable your review board to better understand the technical content of this creation, the preferred embodiments are described below.

FIG. 1 is a schematic diagram of an application environment of a payment device according to an embodiment of the present invention. Please refer to FIG. 1 first. First, the payment device 1 of the present embodiment refers to an electronic device that performs an action payment function of an instant messaging application. In other words, the payment device 1 of the present embodiment can be a smart phone, a tablet computer, or other electronic device that can execute an instant messaging application, and the following embodiments are exemplified by a smart phone.

The payment device 1 of the present embodiment includes a display module 11, a memory module 12, a processing module 13, and a transmission module 14, and the modules are also coupled to each other. The display module 11 of the present embodiment is a touch-sensitive display screen. Therefore, the display module 11 is also an input module, and the user can perform a touch operation on the display module 11. In other embodiments, the payment device 1 may also have other physical input modules, such as a physical keyboard, and the present invention is not limited thereto. The memory module 12 can be a fixed or removable non-transitory computer readable storage medium, including but not limited to random access memory (RAM), read-only memory (read-only memory, ROM), flash memory, optical disk, or other similar component, or a combination of the above components, and used to store an instant messaging application and its multiple instructions, and a list of contacts.

Moreover, the processing module 13 can be, for example but not limited to, one or more central processing units (CPUs), micro control units (MCUs), digital signal processors (DSPs), or Other electronic components or integrated circuits (ICs) with signal processing, logic operations, and electronic device control capabilities. The processing module 13 is coupled to the memory module 12 for executing the instant messaging application, and corresponding to executing a plurality of commands of the instant messaging application according to the touch input operation performed by the user on the display module 11. The transmission module 14 can be, for example but not limited to, an Ethernet module, a 3G network module, a Wi-Fi wireless area network module, a 4G LTE network module, or other wired cable for communication. Or wireless network module.

The payment device 1 can be connected to a plurality of other payment devices 2, 2a, ..., 2n via a network, that is, a plurality of users can respectively operate the smart phone and use the payment function by executing the instant messaging application. Therefore, it is referred to herein as payment devices 1, 2, 2a, ..., 2n. It should be noted that, in this embodiment, the payment device 1 is operated by a user who has a request for payment; the payment devices 2, 2a, ..., 2n (hereinafter, one of the payment devices 2 is taken as an example) The user of the payment end user operates, and includes the user of the requested party (referred to as a request object in this embodiment). In addition, when the payment device 1, 2 executes the mobile payment function of the instant messaging application, the payment service server 3 that processes the golden stream service still needs to perform the transfer process, and the payment service server 3 is capable of providing the transaction function. And a server with a transaction identification function, a transaction database, such as a server of a bank, or a server of a third-party payment institution. Therefore, the payment device 1 and the payment device 2 are also connected to the payment service server 3 via the network. For example, the processing module 13 is coupled to the transmission module 14, and is connected to the payment device 2 and the payment service server 3 via the transmission module 14 for data transmission. The data transmission method is different according to the hardware architecture that cooperates with each other, and specifically can be realized by using a transmission data technology such as Ethernet, 3G, Wi-Fi or 4G LTE.

When the user of the payment (hereinafter referred to as the user) wants to make a payment to the contact person in the instant messaging application, the action payment function of the instant messaging application can be executed, for example, an icon (Icon) for clicking the action payment function, The processing module 13 can generate a billing interface 10 according to the click operation, and control the display module 11 to display the billing interface 10, as shown in FIG. 2, and FIG. 2 shows the payment device shown in FIG. A schematic of the interface. The billing interface 10 includes a request object list 101, a unit amount input icon 102, an even icon 103, and an input icon 104 respectively. The request target list 101 is generated by the user selecting the contact object of the desired payment. For example, the user may first select one of the communication groups (eg, group A), thereby causing the billing interface 10 to display a list of contact objects (or buddy lists) in the selected communication group. Next, the user can perform a click input operation on the display module 11 to select at least one object to be requested, which is referred to herein as the request object 101a, and displays the selected request object 101a in the request object list 101. Further, the request target list 101 includes, in addition to the request object 101a, an amount field 101b corresponding to each request object 101a for displaying the request amount of each request pair 101a.

The instant messaging application of the embodiment covers three ways of inputting/calculating the requested amount. The user can select a different amount of request input by clicking the unit amount input icon 102, the equalizing icon 103, or respectively inputting the icon 104. Calculation. The following takes the point unit input icon 102 as an example for description. In this embodiment, the unit value input icon 102 is selected as the first input operation.

When the user selects the unit amount input icon 102, the processing module 13 receives the first input operation of selecting the unit amount input icon 102, and the processing module 13 controls the display module 11 to display a numeric keypad 105, as shown in FIG. 3 is a schematic diagram of the numeric keypad presented after the icon is input by clicking the unit amount shown in FIG. 2. The numeric keypad 105 includes a digital block 105a and a number of fields 105b.

The user can enter the amount of each item (preset request amount) by touching the digital character on the digital block 105a, and take the group purchase movie ticket (120 yuan/piece) as an example, the user can touch the number. The digital characters such as "1", "2", and "0" in the block 105a are referred to as the second input operation in this embodiment. The user touches the numeric character on the digital block 105a to input the preset request amount, and then clicks the confirmation icon. After the processing module 13 receives the second input operation selected by the digital block 105a and the click operation of the confirmation icon, the processing module 13 controls the display module 11 to display the corresponding one of the amount field 101b of the request object list 101. The preset request amount is 120 yuan as shown in FIG. 4, and FIG. 4 is a schematic diagram of the digital input block of the numeric keypad shown in FIG. 3 after performing the second input operation and confirming the click operation of the icon. Preferably, all the amount fields 101b in the request object list 101 display the preset request amount, that is, the amount field 101b corresponding to each request object 101a displays the same preset request amount. At the same time, when the processing module 13 receives the second input operation and the confirmation icon, the processing module 13 also controls the display module 11 to display a preset number in the number field 105b of the numeric keypad 105. The preset number can be set to "1".

The numeric keypad 105 of the present embodiment can directly calculate the requested amount in response to the difference in the number of purchases requested by the requesting object 101a (referred to as the number of requests in this embodiment). Taking the requesting object 101a "John" to purchase four movie tickets as an example, the user first selects the request object 101a (John), preferably touches the amount field 101b corresponding to the request object 101a (John), and the numeric keypad at this time The number field 105b of 105 still displays the preset number "1". Next, the digital character "4" of the digital block 105a can be clicked to change the preset number "1" to the requested quantity "4". The foregoing input operation is referred to as a third input operation in this embodiment. Please refer to FIG. 5, which is a schematic diagram of the operation of the third input operation of the embodiment. In short, the third input operation includes selecting one of the request objects 101a (such as John as described above), and inputting the requested quantity (for example, "4") in the quantity field 105b to modify the preset quantity "1" to The number of requests is "4". Preferably, after the user touches the amount field 101b corresponding to the request object 101a (John), the number field 105b can be clicked again, and the "AC" icon is clicked to clear the preset number "1". Next, the digital character "4" of the digital block 105a is clicked to be modified to the requested number "4".

When the processing module 13 receives the third input operation of inputting the request quantity "4" in the quantity field 105b, the processing module 13 calculates a request amount, and the request amount is 120 yuan of the preset request amount multiplied by the request quantity "4". And controlling the display module 11 to display the requested amount of 480 yuan in the amount field 101b corresponding to the selected request object 101a (John), as shown in FIG. The numeric keypad 105 of the embodiment has a design of the digital block 105a and the quantity field 105b, so that the user can directly modify the number of requests in the quantity field 105b, and the processing module 13 can multiply the preset request amount by the requested quantity. The function of calculating the acquired request amount to automatically calculate the requested amount according to the (purchase) request amount of the request object 101a.

The above is an embodiment in which one of the request objects 101a (John) is selected, and the preset number "1" is modified to the request quantity "4". This creation is not limited thereto, and other request objects may be selected. Or, repeat the third input operation to modify the previously modified number of requests "4" to another number of requests, such as "6". After receiving the third input operation, the processing module 13 can also calculate and obtain a new request amount of 720 yuan (120 yuan multiplied by the requested quantity "6").

Preferably, the user can directly modify the requested amount in the amount field 101b of the request object list 101. Please refer to FIG. 6A. FIG. 6A is a schematic diagram of the operation of the fourth input operation of the embodiment. For example, John (request object 101a) has a 100-yuan coupon, and the user can also select the amount field 101b corresponding to the request object 101a (John), and directly click the digital block 105a of the numeric keypad 105 to modify the request amount. It is 380 yuan (480 yuan minus 100 yuan). The foregoing operational action is referred to as a fourth input operation in this embodiment. Briefly, the fourth input operation includes selecting one of the request objects 101a (John) and modifying the requested amount (modified to 380 yuan). When the processing module 13 receives the fourth input operation, the processing module 13 controls the display module 11 to display the modified request amount of 380 yuan in the amount field 101b corresponding to the request object 101a (John) according to the fourth input operation. At the same time, the processing module 13 also changes the request quantity "4" to the preset quantity "1", and controls the display module 11 to display the preset quantity "1" in the quantity field 105b of the numeric keypad 105, that is, the request will be requested. The quantity is returned to the original setting. Subsequently, the user can further modify the number of requests in the quantity field 105b, for example, to "2". At this time, the processing module 13 can also calculate the acquisition request amount to be 760 yuan (380 yuan multiplied by 2).

When the user clicks the "Next" icon shown in FIG. 6A, the processing module 13 can calculate the total amount, and control the display module 11 to display the total amount in the billing interface 10, which can be first referred to FIG. 6B. Figure 6B is a schematic diagram showing the total amount displayed after clicking the "Close" icon shown in Figure 6A. In addition, in this embodiment, the user can further select the "close" icon of the numeric keypad 105, and the processing module 13 can further control the display module 11 to display the billing interface 10 after folding the numeric keypad 105. The total amount of money calculated by the amount field 101b and the processing module 13 corresponding to each request object 101a is displayed. At this time, the billing interface 10 is still in an editable state, that is, the bill has not been formally established, and the user can repeat the third input operation or the fourth input operation. Then, when the user clicks the "Next" icon shown in FIG. 6B, the processing module 13 generates a bill, that is, the bill is formally established, as shown in FIG. 7, and FIG. 7 is a point shown in FIG. 6B. A schematic diagram of the billing details displayed after the "Next" icon. It should be noted that the interface shown in FIG. 7 is an interface for formally establishing a bill, and the user cannot continue editing.

FIG. 8A is a schematic diagram showing the payment invitation message displayed by the payment device 1 shown in FIG. 1 , and FIG. 8B is a schematic diagram showing the payment details of the payment device 1 shown in FIG. 1 . The user can further select the "confirmed delivery" icon of FIG. 7, and the processing module 13 generates a payment invitation message M according to the request amount displayed by the request object 101a and the amount field 101b in the request object list 101, and It is transmitted to the chat window of group A as shown in Fig. 8A. The payment invitation message M displayed on the payment device 1 of the payment terminal includes a billing detail link. The user can control the module 13 to receive the input operation by clicking the "View Now" icon shown in FIG. 8A. The transmission module 14 is communicatively connected with the payment service server 3 to obtain the billing details and the status of the payment, and controls the display module 11 to display the billing details and the status of the payment, as shown in FIG. 8B, to view each request object. 101a The status of payment of fees.

At the same time, the processing module 13 also controls the transmission module 14 to transmit the payment invitation message M to the payment devices 2, 2a operated by other contact objects. 9A and 9B are schematic diagrams showing the payment invitation information displayed by the payment devices 2, 2a of the contact object shown in FIG. When the user transmits the payment invitation message M to the chat window of the group A by operating the payment device 1, the payment device 2, 2a of the other contact objects in the group A also displays the payment invitation message M. It should be noted that the payment device 2 of the present embodiment is a smart phone operated by the request object 101a (the requested party); and the payment device 2a is operated by other contact objects (non-requested objects 101a) in the group A. Smart phone. As shown in FIG. 9A, the payment invitation message M displayed on the (paid party) payment device 2 operated by the request object 101a includes a transfer link as shown in FIG. 9A. When the request object 101a clicks the "immediate transfer" icon, the payment device 2 communicates with the payment service server 3, and executes the transfer program. As shown in FIG. 9B, in the payment device 2a operated by the other contact object (non-requested object 101a), the payment invitation message displayed includes information that is not required to be paid.

As described above, the instant messaging application of the present embodiment covers three ways of inputting/calculating the requested amount. In addition to the foregoing manner of inputting the unit amount, the user can further select the icon 103 by inputting the icon or the icon 104, respectively. To select other request amounts to enter/calculate. FIG. 10 is a schematic diagram of the operation interface presented after clicking the average icon shown in FIG. 2, please refer to FIG. 2 and FIG. When the user clicks the equalization icon 103 as shown in FIG. 2 (referred to as the fifth input operation in this embodiment), the processing module 13 receives the fifth input operation of selecting the equalization icon 103, and the processing module 13 The control display module 11 displays a total amount input field 106, a digital block 105a, and a confirmation icon 107, as shown in FIG.

Then, the user can click on the digital block 105a (referred to as the sixth input operation in this embodiment, for example, sequentially select 7, 2, 0 digital characters) to input the total amount. When the processing module 13 receives the sixth input operation selected by the digital block 105a, the processing module 13 controls the display module 11 to display a total amount, for example, 720 yuan, in the total amount input field 106. Next, the user can click the confirmation icon 107, which is referred to as the seventh input operation in this embodiment. When the processing module 13 receives the seventh input operation, the processing module 13 divides the total amount by the number of equalizers to obtain the requested amount. For example, the number of equalizers may be the number of request objects 101a and users, that is, the number of request objects 101a plus one person (user), which is six in this embodiment. The processing module 13 can divide 720 yuan by 6 and obtain the requested amount of 120 yuan. Similarly, the processing module 13 can display the request amount of 120 yuan in the amount field 101b corresponding to each request object 101a as shown in FIG. In other embodiments, the number of equalized persons may also be the number of the request objects 101a. In this embodiment, the number of the users is five. The processing module 13 may divide the 720 yuan by 5 and obtain the requested amount of 144 yuan, and the request object 101a The corresponding amount field 101b displays 144 yuan, and this creation is not limited.

11A is a schematic diagram of the payment device shown in FIG. 1 showing the establishment of a billing interface and clicking on the input icons 104 respectively, and FIG. 11B is a schematic diagram of the numeric keypad presented after the icons are respectively input as shown in FIG. 2, please refer to the figure. 11A and FIG. 11B. The user can click on the respective input 104 as shown in FIG. 11A (referred to as the eighth input operation in this embodiment). When the processing module 13 receives the eighth input operation, the processing module 13 controls the display module 11 to display a request amount input field 108 and a digital block 105a, as shown in FIG. 11B. It should be noted that the request amount input field 108 of the present embodiment refers to the input field of the request amount of each request object 101a, so the description shown in FIG. 11 is "please input the amount of money per person." Similarly, the user can select digital characters in the digital block 105a (for example, sequentially select 1, 2, 0 digital characters), and after receiving the input operation, the processing module 13 controls the display module 11 to request the amount. The input field 108 displays the requested amount of 120 yuan. Then, after the user clicks the "confirm" icon, the processing module 13 controls the display module 11 to display the request amount of 120 yuan in each of the amount fields 101b indicated by the request object list 101, as shown in FIG. 11C, and FIG. 11C is Click the diagram after the "Confirm" icon shown in Figure 11B. That is, the amount field 101b corresponding to each request object 101a in the request object list 101 displays the request amount of 120 yuan.

In other embodiments corresponding to the respective input icons 104, if only one request object 101a (John) is selected, even if the user transmits the payment invitation message M to the chat window of the group A through the payment device 1, only John The operating (requested end) payment device 2 can display a payment invitation message M (refer to FIG. 9A). In other words, in the mode of "individual input", the payment invitation message M for the selected single request object is private, and members in other groups do not see the payment invitation message M.

In summary, according to the creative payment function of the present invention, the processing module executes the instant messaging application, and controls the display module to display a billing interface, the request object list and the unit amount input icon. When the processing module receives the first input operation (selecting the unit amount input icon), the processing module controls the display module to display a numeric keypad, and the numeric keypad includes a digital block and a quantity field. When the processing module receives the second input operation (inputting the preset request amount) and the third input operation (one of the selected request objects and inputting the requested quantity in the quantity field), the processing module can calculate and obtain a request. The amount, and the requested amount is the preset request amount multiplied by the requested quantity. Therefore, the user can directly modify the number of requests in the quantity field, and the processing module can multiply the preset request amount by the requested quantity to calculate the obtained request amount, so as to achieve the difference in the number of (purchase) requests according to the request object. The function of automatically calculating the requested amount.

It should be noted that the above is only an embodiment, and is not limited to the embodiment. For example, those who do not deviate from the basic structure of this creation shall be the scope of rights claimed by this patent, and shall be subject to the scope of patent application.

1‧‧‧Payment device

10‧‧‧Create a billing interface

101‧‧‧Request object list

101a‧‧‧Requested

101b‧‧‧ amount field

102‧‧‧Unit amount input icon

103‧‧‧ equally icon

104‧‧‧Enter icon separately

105‧‧‧Digital keyboard

105a‧‧‧Digital block

105b‧‧‧Quantity field

106‧‧‧Total amount input field

107‧‧‧Confirmation icon

108‧‧‧Request amount input field

11‧‧‧Display module

12‧‧‧Memory Module

13‧‧‧Processing module

14‧‧‧Transmission module

2, 2a, ..., 2n‧‧‧ payment device

3‧‧‧ Payment Service Server

M‧‧‧ payment invitation message

FIG. 1 is a schematic diagram of an application environment of a payment device according to an embodiment of the present invention. 2 is a schematic diagram of the payment device shown in FIG. 1 showing the creation of a billing interface. FIG. 3 is a schematic diagram of the numeric keypad presented after the unit amount input icon shown in FIG. 2 is clicked. 4 is a schematic diagram of the digital input block of the numeric keypad shown in FIG. 3 after performing the second input operation and confirming the click operation of the icon. FIG. 5 is a schematic diagram of the operation of the third input operation of the embodiment. FIG. 6A is a schematic diagram of the operation of the fourth input operation of the embodiment. Fig. 6B is a schematic diagram showing the total amount displayed after clicking the "close" icon shown in Fig. 6A. Figure 7 is a diagram showing the details of the bill displayed after clicking the "Next" icon shown in Figure 6B. FIG. 8A is a schematic diagram showing the payment invitation message displayed by the payment device of the payment end shown in FIG. 1. FIG. FIG. 8B is a schematic diagram showing the billing details of the payment device of the payment end shown in FIG. 1. FIG. 9A and 9B are schematic diagrams showing the payment invitation message displayed by the payment device of the contact object shown in FIG. 1. FIG. 10 is a schematic diagram of the operation interface presented after clicking the average icon shown in FIG. 2. FIG. 11A is a schematic diagram showing the payment device shown in FIG. 1 displaying a billing interface and clicking the respective input icons. FIG. 11B is a schematic diagram of the numeric keypad presented after the icons are respectively input as shown in FIG. 2. Fig. 11C is a schematic view of the "confirmation" icon shown in Fig. 11B.

Claims (7)

A payment device having a computing function, comprising: a display module; a memory module for storing an instant messaging application; and a processing module coupled to the display module and the memory module, the processing module Executing the instant messaging application, and controlling the display module to display a billing interface, the billing interface includes a request object list and a unit amount input icon, the request object list including at least one request object and corresponding An amount field; wherein, when the processing module receives a first input operation, the first input operation selects the unit amount input icon, and the processing module controls the display module to display a numeric keypad, and the number is The keyboard includes a digital block and a quantity field; when the processing module receives a second input operation, the second input operation selects the digital block to input a preset request amount, and the processing module controls The display module displays the preset request amount in the amount field of the request object list; when the processing module receives a third input operation, the first The input operation includes selecting one of the at least one request object and inputting a request quantity in the quantity field, and the processing module calculates a request amount, the request amount is the preset request amount multiplied by the request quantity, and is controlled The display module displays the requested amount in the amount field corresponding to the selected request object. The payment device of claim 1, wherein the processing module controls the display module to display a preset quantity in the quantity field when the processing module receives the second input operation. And the preset number is 1. The payment device with a computing function according to claim 2, wherein the processing module modifies the preset quantity to the requested quantity according to the third input operation. The payment device of claim 2, wherein the processing module receives a fourth input operation, including selecting one of the at least one request object and modifying the request amount, the processing mode The group modifies the request quantity to the preset quantity according to the fourth input operation, and controls the display module to display the preset quantity in the quantity field. The payment device with a computing function according to claim 1, wherein the establishing billing interface further comprises a sharing icon, and when the processing module receives a fifth input operation, the fifth input operation is selected. The equalization icon, the processing module controls the display module to display a total amount input field, the digital block and a confirmation icon. The payment device with a computing function according to claim 5, wherein when the processing module receives a sixth input operation, the sixth input operation is to select the digital block to input a total amount, The processing module controls the display module to display the total amount in the total amount input field. When the processing module receives a seventh input operation, the seventh input operation is to select the confirmation icon, and the processing module will The total amount is divided by the number of equal shares to obtain the requested amount. The payment device with a computing function according to claim 1, wherein the establishing billing interface further comprises a separate input icon, and when the processing module receives an eighth input operation, the eighth input operation is selected. The input module respectively controls the display module to display a request amount input field and the digital block.