METHOD AND SYSTEM FOR COMPARISON SHOPPING USING WIRELESS COMMUNICATION DEVICE

摘要

PURPOSE: A method and system for a comparison shopping is provided to enable a client who is registered in a web site to compare a currently broadcasted commodity with a commodity which is being sold through other web site by connecting to a system and inputting a corresponding channel while the client watches a home shopping. CONSTITUTION: A client(175) checks a price comparison list transmitted to a wireless communication device, selects a commodity of the optimum price, and displays a purchase intention to a mobile communication company(170)(1). The mobile communication company(170) transmits commodity information data to a web server(200)(2). The web server(200) refers to the commodity information data and requests an authentication to a payment agency(160)(3). The payment agency(160) requests a payment approval to a corresponding bank(165)(4). The bank(165) decides a response with respect to the payment approval request of the payment agency(160) and approves a payment(5). The payment agency(160) transmits the payment approval details to the web server(200)(6). The web server(200) transmits the authentication and payment approval result to the wireless communication device of the client(175) through the mobile communication company(170)(7,8).