Patent ID: 7933898
Filing Date: 2011-04-26
Classification: G06Q

Abstract:
1. A keyword advertising service method for providing search information in response to a search request, the method using a server including a processor performing the steps of: providing an advertiser with a list of a plurality of partner sites; receiving a selection signal for one or more partner sites included in the list from the advertiser; receiving ads information and a bid price for a keyword for each of said selected one or more partner sites from the advertiser; associating said received ads information with the keyword; storing said bid price and ads information in association with said selected one or more partner sites in a search information database; receiving a search request including a keyword inputted in a partner site selected by a user, from the partner site; extracting a predetermined number of ads information corresponding to said inputted keyword based on the bid price from the search information database only if the partner site selected by the user is one of said selected one or more partner sites; randomly ordering the extracted predetermined number of ads information, independently from the bid price, for a search result list in response to the search request; providing the search result list to the partner site in response to the search request so that the partner site displays said randomly ordered ads; determining a same rate based on the lowest bid price among the advertisers whose ads have been extracted for the search result list wherein at least two of the extracted ads have different bid prices; calculating advertising cost for the extracted predetermined number of ads based on the same rate independent of the respective advertisers' actual bid prices and positions of the ads in the search result list; and generating information on advertising cost charged to the advertiser on the basis of a click on said randomly ordered ads.