公开(公告)号：US09473955B2

公开(公告)日：2016-10-18

申请号：US14165310

申请日：2014-01-27

Applicant: Huawei Technologies Co., Ltd.

Inventor： Yalin Liu ,  Zhikun Xu ,  Shunqing Zhang ,  Yan Chen ,  Shugong Xu

IPC: G01R31/08 ,  H04W24/02 ,  H04W52/02 ,  H04W52/26 ,  H04W52/14 ,  H04W52/34

CPC classification number: H04W24/02 ,  H04W52/0206 ,  H04W52/0209 ,  H04W52/143 ,  H04W52/267 ,  H04W52/343 ,  Y02D70/00

Abstract: The present invention provides a method and a base station for power determination. The method comprises obtaining an optimal number of sub-carriers occupied by each user equipment, an optimal number of radio frequency links enabled by a base station and an optimal transmitting power of the base station by optimizing the number of the sub-carriers occupied by each user equipment, the number of the radio frequency links enabled by the base station and the transmitting power of the base station with an optimization condition that throughput of each user equipment is not smaller than a throughput threshold and an optimization goal of minimizing total power consumption of the base station; and determining the total power consumption of the base station according to the optimal number of the sub-carriers occupied by each user equipment, the optimal number of the radio frequency links enabled by the base station.

Abstract translation: 本发明提供一种用于功率确定的方法和基站。 该方法包括：通过优化由每个用户设备所占用的子载波的数量，获得由每个用户设备占用的最佳数量的子载波，由基站使能的最佳数量的射频链路和基站的最佳发射功率 用户设备，由基站启用的射频链路的数量和基站的发射功率，每个用户设备的吞吐量不小于吞吐量阈值的优化条件和最小化总功耗的优化目标 基站; 以及根据每个用户设备所占用的最佳子载波数量确定基站的总功耗，即由基站使能的最佳数量的射频链路。

公开(公告)号：US09807702B2

公开(公告)日：2017-10-31

申请号：US14939938

申请日：2015-11-12

Applicant: Huawei Technologies Co., Ltd.

Inventor： Yalin Liu ,  Zhikun Xu ,  Yan Chen ,  Wei Zhang ,  Shunqing Zhang

IPC: H04W52/24 ,  H04B7/024 ,  H04W52/42 ,  H04L1/06 ,  H04W24/02 ,  H04L25/03 ,  H04L5/00 ,  H04W16/32 ,  H04W72/04 ,  H04W88/08

CPC classification number: H04W52/244 ,  H04B7/024 ,  H04L1/06 ,  H04L5/0035 ,  H04L25/03904 ,  H04W16/32 ,  H04W24/02 ,  H04W52/42 ,  H04W72/0473 ,  H04W88/08

Abstract: Embodiments of the present invention disclose a precoding method and an apparatus for heterogeneous network coordinated multi-point transmission. The method includes: obtaining parameter information of the heterogeneous network coordinated multi-point transmission system; comparing a first channel space transmitting power with the maximum transmitting power of a macro base station, and comparing a second channel space transmitting power with the maximum transmitting power of a micro base station according to the parameter information to obtain a comparison result; determining an obtaining manner of a precoding vector according to the comparison result, and obtaining a first precoding vector according to the obtaining manner of the precoding vector; and configuring the macro base station and the micro base station according to the first precoding vector. The embodiments of the present invention are applicable to a heterogeneous network coordinated multi-point transmission environment.