Patent ID: 9149726
Filing Date: 2015-10-06
Classification: A63F

Abstract:
1. A method performed by a game service platform server comprising a group ranking management module to provide a ranking of a game group, the method comprising: receiving a service request over a communication network to access a game from a first user device associated with a first user, the service request comprising a first user account information comprising account information of a social network service (SNS) subscribed by the first user; accessing a member information database and determining, by a member information management unit, in response to the service request, whether the first user is a subscriber of the game service platform using the first user account information; receiving, from an SNS server, a list of SNS acquaintances of the first user comprising a second user; storing the list of SNS acquaintances of the first user in a friend information database; accessing the friend information database and determining, by a friend registration management unit, in response to determining that the first user is a subscriber of the game service platform, whether the game is installed in a second user device associated with the second user; creating a game group for the first user by registering the second user as a game friend of the first user for the game in response to a determination that the game is installed in the second user device; calculating, by a within-group ranking calculation unit, ranking information of the game friend; and transmitting the within-group game rankings for the game group of the first user to the first user device for display when executing the game on the first user device.