System, method, and non-transitory computer-readable storage media related to providing real-time price matching and time synchronization encryption

• US 10,489,840 B2
• Filed: 01/22/2016
• Issued: 11/26/2019
• Est. Priority Date: 01/22/2016
• Status: Active Grant

• Current Assignee: Walmart Apollo, LLC (WalMart Inc.)
• Original Assignee: Walmart Apollo, LLC (WalMart Inc.)
• Inventors: Nelms, David Martin, Daniyalzade, Eytan, Atikoglu, Berk
• Primary Examiner(s): Seibert, Christopher B
• Application Number:
  US15/004,624
• Publication Number:
  US 20170213271A1
• Time in Patent Office: 1,404 Days
• CPC Class Codes: G06Q 20/12 specially adapted for electronic shopping systems
• CPC Class Codes: G06Q 20/201 Price look-up processing, e.g. updating
• CPC Class Codes: G06Q 20/3223 Realising banking transactions through M-devices
• CPC Class Codes: G06Q 20/3224 Transactions dependent on location of M-devices
• CPC Class Codes: G06Q 20/325 using wireless networks
• CPC Class Codes: G06Q 20/3274 using a pictured code, e.g. barcode or QR-code, being displayed on the M-device
• CPC Class Codes: G06Q 20/3276 using a pictured code, e.g. barcode or QR-code, being read by the M-device
• CPC Class Codes: G06Q 20/387 Payment using discounts or coupons relating to marketing G06Q30/02
• CPC Class Codes: G06Q 20/401 Transaction verification
• CPC Class Codes: G06Q 20/4012 Verifying personal identification numbers [PIN]
• CPC Class Codes: G06Q 30/0283 Price estimation or determination
• CPC Class Codes: G06Q 30/0629 for generating comparisons
• CPC Class Codes: G07G 1/0036 Checkout procedures
• CPC Class Codes: G07G 1/0081 the reader being a portable scanner or data reader G07G1/009 takes precedence

Abstract

Techniques related to retail transaction are disclosed. The techniques involve comparing the prices associated with a customer order with the prices being charged by competitors prior to the transaction being completed. The customer is given the opportunity to apply a credit based on the difference in prices being charged by the retailer and competitors, to the transaction.

Claims

1. A system, comprising:

a first database configured to store a plurality of goods and a customer account associated with a customer of a retailer, the customer account including a customer identification number and a method of payment; and

a sale computer system located at a delivery vehicle, the sale computer system configured to;

communicate with the first database;

receive a customer order associated with the customer, the customer order including;

a list of goods to be purchased;

the customer identification number; and

a total cost of the customer order;

access the customer account in the first database as a function of the customer identification number; and

process the customer order by;

emitting a beacon signal from a network interface of the sale computer system, the beacon signal configured to pair the sale computer system with a mobile device associated with the customer;

receiving, through the network interface of the sale computer system and from the mobile device associated with the customer, a pairing request comprising an encryption key and a time associated with an internal clock of the mobile device associated with the customer, the encryption key being randomly generated by the mobile device associated with the customer;

storing, in the first database, the encryption key;

determining a difference between the internal clock of the mobile device associated with the customer and an internal clock of the sale computer system using the time associated with the internal clock of the mobile device associated with the customer and a time associated with the internal clock of the sale computer system;

storing the difference between the internal clock of the mobile device associated with the customer and the internal clock of the sale computer system in the first database;

temporarily modifying the internal clock of the sale computer system such that the internal clock of the sale computer system is synchronized with the internal clock of the mobile device associated with the customer using the difference between the internal clock of the mobile device and the internal clock of the sale computer system;

for each good of the list of goods to be purchased, sending a price for each good of the list of goods to be purchased to a price comparison system;

receiving an indication of a credit from the price comparison system through the network interface of the sale computer system, the credit being responsive to a difference between the price of each good of the list of goods to be purchased at the retailer and pricing information of each good of the list of goods to be purchased with at least one other retailer;

aggregating credits associated with each good of the list of goods to be purchased;

encrypting, using one or more processors of the sale computer system and using the encryption key, the credits, as aggregated;

sending, through the network interface of the sale computer system to a customer control device on the mobile device associated with the customer, a request to apply the credits, as aggregated and encrypted, to the customer order;

in response to the customer approving an application of the credits, as aggregated and encrypted, modifying the total cost of the customer order as a function of the credits, as aggregated and encrypted;

receiving, at the network interface of the sale computer system, a predetermined piece of data encrypted using the encryption key and transmitted from the customer control device on the mobile device associated with the customer;

matching, using the one or more processors of the sale computer system, the predetermined piece of data encrypted using the encryption key with an unencrypted piece of predetermined data;

receiving, via a barcode scanner associated with the sale computer system, data from a barcode displayed on the mobile device associated with the customer and scanned by the barcode scanner, the data from the barcode comprising;

the encryption key;

the time of the internal clock of the mobile device associated with the customer; and

the method of payment;

after completing the matching and when the time of the internal clock of the sale computer system, as modified, matches the time of the internal clock of the mobile device associated with the customer, authorizing payment for the customer order using the method of payment; and

after authorizing the payment, reverting the internal clock of the sale computer system to an original time using the difference between the internal clock of the mobile device and the internal clock of the sale computer system, as stored in the first database.

2. The system of claim 1, further comprising a second database configured to store pricing information associated with a plurality of products for a plurality of other retailers, the sale computer system being configured to send a search engine search request to the price comparison system, the search engine search request being a function of the customer order, the price comparison system including:

a search engine module coupled to the second database and being configured to;

receive the search engine search request comprising a price associated with at least one good of the list of goods to be purchased;

perform a search of the second database as a function of the search engine search request; and

return pricing information of at least one product of the plurality of products associated with at least one retailer of the plurality of other retailers; and

a credit determination module coupled to the first database and the search engine module, the credit determination module configured to;

compare the price associated with the at least one good of the list of goods to be purchased and the pricing information of the at least one product of the plurality of products associated with the at least one retailer of the plurality of other retailers; and

establish an amount of the credits associated with the at least one good of the list of goods to be purchased when a comparison of the price associated with the at least one good of the list of goods to be purchased and the pricing information of the at least one product of the plurality of products associated with the at least one retailer of the plurality of other retailers meets predefined criteria.

3. The system of claim 2, wherein the customer control device is configured to:

allow the customer to scan each good of the list of goods to be purchased; and

send an identification of each good of the list of goods to be purchased and an associated price of each good of the list of goods to be purchased at the retailer to the price comparison system.

4. The system of claim 2 further comprising a sale terminal, the sale terminal configured to:

allow the plurality of goods to be scanned prior to purchase;

scan each good of the list of goods to be purchased; and

send an identification of each good of the list of goods to be purchased and an associated price for each good of the list of goods to be purchased to the price comparison system through the network interface of the sale computer system.

5. The system of claim 1, wherein the customer order is received by the sale computer system through the network interface from a website.

16. The system of claim 1, wherein the method of payment comprises multiple payment methods.

17. The system of claim 1, wherein communication between the sale computer system and the mobile device associated with the customer is performed through vibratory signals.

18. The system of claim 1, wherein processing the customer order further comprises:

after completing the matching and when the time of the internal clock of the sale computer system, as modified, does not match the time of the internal clock of the mobile device associated with the customer, determining a difference between the internal clock of the sale computer system, as modified, and the internal clock of the mobile device associated with the customer; and

when the difference between the internal clock of the sale computer system, as modified, and the internal clock of the mobile device associated with the customer is less than a predetermined amount of time, authorizing the payment for the customer order using the method of payment.

6. A method, including the steps of:

storing, in a first database, a plurality of goods and a customer account associated with a customer of a retailer, the customer account including a customer identification number and a method of payment;

receiving, at a sale computer system located at a delivery vehicle, a customer order associated with the customer, the customer order comprising;

a list of goods to be purchased

the customer identification number; and

a total cost of the customer order;

emitting a beacon signal from a network interface of the sale computer system, the beacon signal configured to pair the sale computer system with a mobile device associated with the customer;

receiving, through the network interface of the sale computer system and from the mobile device associated with the customer, a pairing request comprising an encryption key and a time associated with an internal clock of the mobile device associated with the customer, the encryption key being randomly generated by the mobile device associated with the customer;

storing, in the first database, the encryption key;

determining a difference between the internal clock of the mobile device associated with the customer and an internal clock of the sale computer system using the time associated with the internal clock of t he mobile device associated with the customer and a time associated with the internal clock of the sale computer system;

storing the difference between the internal clock of the mobile device associated with the customer and the internal clock of the sale computer system in the first database;

temporarily modifying the internal clock of the sale computer system such that the internal clock of the sale computer system is synchronized with the internal clock of the mobile device associated with the customer using the difference between the internal clock of the mobile device and the internal clock of the sale computer system;

for each good of the list of goods to be purchased, sending a price for each good of the list of goods to be purchased to a price comparison system;

receiving an indication of a credit from the price comparison system through the network interface of the sale computer system, the credit being responsive to a difference between the price of each good of the list of goods to be purchased at the retailer and pricing information of each good of the list of goods to be purchased with at least one other retailer;

aggregating credits associated with each good of the list of goods to be purchased;

encrypting, using one or more processors of the sale computer system and using the encryption key, the credits, as aggregated;

sending, through the network interface of the sale computer system to a customer control device on the mobile device associated with the customer, a request to apply the credits, as aggregated and encrypted, to the customer order;

in response to the customer approving an application of the credits, as aggregated and encrypted, modifying the total cost of the customer order as a function of the credits, as aggregated and encrypted;

receiving, at the network interface of the sale computer system, a predetermined piece of data encrypted using the encryption key and transmitted from the customer control device on the mobile device associated with the customer;

matching, using the one or more processors of the sale computer system, the predetermined piece of data encrypted using the encryption key with an unencrypted piece of predetermined data;

receiving, via a barcode scanner associated with the sale computer system, data from a barcode displayed on the mobile device associated with the customer and scanned by the barcode scanner, the data from the barcode comprising;

the encryption key;

the time of the internal clock of the mobile device associated with the customer; and

the method of payment;

after completing the matching and when the time of the internal clock of the sale computer system, as modified, matches the time of the internal clock of the mobile device associated with the customer, authorizing payment for the customer order using the method of payment; and

after authorizing the payment, reverting the internal clock of the sale computer system to an original time using the difference between the internal clock of the mobile device and the internal clock of the sale computer system, as stored in the first database.

7. The method of claim 6 further comprising:

sending a search engine search request to the price comparison system, the search engine search request a function of the customer order;

receiving the search engine search request, the search engine search request including a price associated with at least one good of the list of goods to be purchased;

performing a search on a second database as a function of the search engine search request;

returning pricing information of at least one product of a plurality of products associated with at least one retailer of a plurality of other retailers, the second database configured to store the pricing information associated with the plurality of products for the plurality of other retailers;

comparing the price associated with the at least one good of the list of goods to be purchased and the pricing information of the at least one product of the plurality of products associated with the at least one retailer of the plurality of other retailers; and

responsively establishing an amount of the credits associated with the at least one good of the list of goods to be purchased when a comparison of the price associated with the at least one good of the list of goods to be purchased and the pricing information of the at least one product of the plurality of products associated with the at least one retailer of the plurality of other retailers meets predefined criteria.

8. The method of claim 6 further comprising:

allowing the customer to scan each good of the list of goods to be purchased using a customer control unit associated with the customer; and

sending an identification of each good of the list of goods to be purchased and an associated price of each good of the list of goods to be purchased at the retailer to the price comparison system.

9. The method of claim 6 further comprising:

allowing the plurality of goods to be scanned prior to purchase; and

sending an identification of each good of the list of goods to be purchased and an associated price for each good of the list of goods to be purchased to the price comparison system through the network interface of the sale computer system.

10. The method of claim 6, wherein the customer orders through the network interface from a web site.

19. The method of claim 6 further comprising:

after completing the matching and when the time of the internal clock of the sale computer system, as modified, does not match the time of the internal clock of the mobile device associated with the customer, determining a difference between the internal clock of the sale computer system, as modified, and the internal clock of the mobile device associated with the customer; and

when the difference between the internal clock of the sale computer system, as modified, and the internal clock of the mobile device associated with the customer is less than a predetermined amount of time, authorizing the payment for the customer order using the method of payment.

11. One or more non-transitory computer-readable storage media, having computer-executable instructions embodied thereon, wherein when executed by at least one processor, the computer-executable instructions cause the at least one processor to:

store, in a first database, a plurality of goods and a customer account associated with a customer of a retailer, the customer account including a customer identification number and a method of payment;

receive, at a sale computer system located at a delivery vehicle, a customer order associated with the customer, the customer order comprising;

a list of goods to be purchased;

the customer identification number; and

a total cost of the customer order;

emit a beacon signal from a network interface of the sale computer system, the beacon signal configured to pair the sale computer system with a mobile device associated with the customer;

receive, through the network interface of the sale computer system and from the mobile device associated with the customer, a pairing request comprising an encryption key and a time associated with an internal clock of the mobile device associated with the customer, the encryption key being randomly generated by the mobile device associated with the customer;

store, in the first database, the encryption key;

determine a difference between the internal clock of the mobile device associated with the customer and an internal clock of the sale computer system using the time associated with the internal clock of the mobile device associated with the customer and a time associated with the internal clock of the sale computer system;

store the difference between the internal clock of the mobile device associated with the customer and the internal clock of the sale computer system in the first database;

temporarily modify the internal clock of the sale computer system such that the internal clock of the sale computer system is synchronized with the internal clock of the mobile device associated with the customer using the difference between the internal clock of the mobile device and the internal clock of the sale computer system;

for each good of the list of goods to be purchased, send a price for each good of the list of goods to be purchased to a price comparison system;

receive an indication of a credit from the price comparison system through the network interface of the sale computer system, the credit being responsive to a difference between the price of each good of the list of goods to be purchased at the retailer and pricing information of each good of the list of goods to be purchased with at least one other retailer;

aggregate credits associated with each good of the list of goods to be purchased;

encrypt, using the at least one processor of the sale computer system and using the encryption key, the credits, as aggregated;

send, through the network interface of the sale computer system to a customer control device on the mobile device associated with the customer, a request to apply the credits, as aggregated and encrypted, to the customer order;

in response to the customer approving an application of the credits, as aggregated and encrypted, modify the total cost of the customer order as a function of the credits, as aggregated and encrypted;

receiving, at the network interface of the sale computer system, a predetermined piece of data encrypted using the encryption key and transmitted from the customer control device on the mobile device associated with the customer;

matching, using the at least one processor of the sale computer system, the predetermined piece of data encrypted using the encryption key with an unencrypted piece of predetermined data;

receive, via a barcode scanner associated with the sale computer system, data from a barcode displayed on the mobile device associated with the customer and scanned by the barcode scanner, the data from the barcode comprising;

the encryption key;

the time of the internal clock of the mobile device associated with the customer; and

the method of payment;

after completing the matching and when the time of the internal clock of the sale computer system, as modified, matches the time of the internal clock of the mobile device associated with the customer, authorize payment for the customer order using the method of payment; and

after authorizing payment, revert the internal clock of the sale computer system to an original time using the difference between the internal clock of the mobile device and the internal clock of the sale computer system, as stored in the first database.

12. The non-transitory computer-readable storage media of claim 11, wherein when executed by the at least one processor, the computer-executable instructions further cause the at least one processor to:

send a search engine search request to the price comparison system, the search engine search request a function of the customer order;

receive the search engine search request, the search engine search request including a price associated with at least one good of the list of goods to be purchased;

perform a search on a second database as a function of the search engine search request;

return pricing information of at least one product of a plurality of products associated with at least one retailer of a plurality of other retailers, the second database being configured to store the pricing information associated with the plurality of products for the plurality of other retailers;

compare the price associated with the at least one good of the list of goods to be purchased and the pricing information of the at least one product of the plurality of products associated with the at least one retailer of the plurality of other retailers; and

responsively establish an amount of the credits associated with the at least one good of the list of goods to be purchased when a comparison of the price associated with the at least one good of the list of goods to be purchased and the pricing information of the at least one product of the plurality of products associated with the at least one retailer of the plurality of other retailers meets predefined criteria.

13. The non-transitory computer-readable storage media of claim 11, wherein when executed by the at least one processor, the computer-executable instructions further cause the at least one processor to:

allow the customer to scan a first good for purchase using the customer control device associated with the customer; and

send an identification of the first good for purchase and an associated price of the first good for purchase at the retailer to the price comparison system.

14. The non-transitory computer-readable storage media of claim 11, wherein when executed by the at least one processor, the computer-executable instructions further cause the at least one processor to:

allow the plurality of goods to be scanned prior to purchase; and

send an identification of each good of the list of goods to be purchased and an associated price for each good of the list of goods to be purchased to the price comparison system through the network interface.

15. The non-transitory computer-readable storage media of claim 11, wherein the customer order is received by the sale computer system through the network interface from a website.

20. The non-transitory computer-readable storage media of claim 11, wherein when executed by the at least one processor, the computer-executable instructions further cause the at least one processor to:

after completing the matching and when the time of the internal clock of the sale computer system, as modified, does not match the time of the internal clock of the mobile device associated with the customer, determining a difference between the internal clock of the sale computer system, as modified, and the internal clock of the mobile device associated with the customer; and

when the difference between the internal clock of the sale computer system, as modified, and the internal clock of the mobile device associated with the customer is less than a predetermined amount of time, authorizing the payment for the customer order using the method of payment.