Patent ID: 8238345
Filing Date: 2012-08-07
Classification: H04L,H04W

Abstract:
1. A packet transmission control apparatus that controls packet transmission to plural radio terminals, the apparatus comprising: a state obtaining portion that obtains an instantaneous radio quality and an average radio quality of each radio terminal; a first priority adjustment function generating portion that generates a function of adjusting a priority so that the priority is higher as a number of data transmissions is increased; a second priority adjustment function generating portion that generates a Proportional Fairness scheduling algorithm function having as an argument at least one of the instantaneous radio quality and the average radio quality of each radio terminal obtained by the state obtaining portion; an evaluation function calculation portion that calculates an evaluation function including the function of adjusting the priority generated by the first priority adjustment function generating portion, and the function generated by the second priority adjustment function generating portion; and a radio terminal selection portion that selects a radio terminal that is to be a communications party in accordance with the evaluation function calculated by the evaluation function calculation portion and allocates a downlink shared channel to the selected radio terminal.