Nec Corporation

Shintaro Eda

Kengo Oketani

Satoshi Oura

A load of a base station can be effectively distributed without decreasing a communication rate of a wireless communication terminal. A wireless communication terminal for use in a wireless network including a first cell and a second cell that include a common portion, the wireless communication terminal comprises a quality calculation means for determining first quality that is wireless quality of the first cell and second quality that is wireless quality of the second cell; a resource number calculation means for determining a first resource number that is the number of available frequency resources in the first cell and a second resource number that is the number of available frequency resources in the second cell; a coefficient calculation means for determining a first cell selection coefficient that is a cell selection coefficient for the first cell based on a result obtained by calculating the first quality and the first resource number, and determining a second cell selection coefficient that is a cell selection coefficient for the second cell based on a result obtained by calculating the second quality and the second resource number; and a cell selection means for selecting one of the first cell and the second cell based on a result of calculation using the first cell selection coefficient and the second cell selection coefficient.

Wireless communication terminal, storage medium, and cell selection method

A reception quality measuring apparatus () including: an equalizing processing unit () for performing an equalizing process on a reception signal to derive an equalized reception signal; lattice distance estimating element () for deriving a lattice distance estimation value using the equalized reception signal; an RSSI estimating unit () for deriving an RSSI estimation value using the lattice distance estimation value; an ISSI estimating unit () for deriving an ISSI estimation value by subtracting the RSSI estimation value from the lattice distance estimation value; and a dividing unit () for deriving an SIR representing reception quality by dividing the RSSI estimation value by the ISSI estimation value.

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Tokyo, Japan

Shintaro Eda