Checkout system

Abstract

In a checkout system, a registration apparatus is set to be capable of executing data communication with any one of a plurality of checkout apparatuses before data input of a commodity purchased by a customer at the registration apparatus is started or during a period from the start to the termination thereof. Details of the commodity of which the data is input in the registration apparatus capable of executing data communication with any one of the checkout apparatuses capable of executing the data communication are displayed on a display of the corresponding checkout apparatus before the data input of all commodities purchased by the customer is terminated. Settlement is executed based on input payment data at any one of the checkout apparatuses capable of executing the data communication if the data input of all the commodities purchased by the customer in the registration apparatus is terminated.

What is claimed is: 
     
         1 . A checkout system comprising a registration apparatus for inputting data of a commodity purchased by a customer and a plurality of checkout apparatuses for processing payment of the commodity based on the data input in the registration apparatus, comprising:
 a link module configured to enable the registration apparatus to be capable of executing data communication with any one of the plurality of the checkout apparatuses before the data input of the commodity purchased by the customer in the registration apparatus is started or during a period from start to termination of the data input;   a display module configured to display details of the commodity of which the data input is executed in the registration apparatus capable of executing the data communication with any one of the checkout apparatuses capable of executing the data communication by the link module on a display of the corresponding checkout apparatus before the data input of all commodities purchased by the customer is terminated; and   a settlement module configured to execute settlement based on input payment data at any one of the checkout apparatuses capable of executing the data communication by the link module if the data input of all the commodities purchased by the customer in the registration apparatus is terminated.