首页> 外国专利> FREQUENCY OFFSET ESTIMATOR OF MULTI-CARRIER RECEIVING SYSTEM FOR ESTIMATING FREQUENCY OFFSET BY USING GUARD BANDS AND METHOD FOR ESTIMATING FREQUENCY OFFSET THEREOF

FREQUENCY OFFSET ESTIMATOR OF MULTI-CARRIER RECEIVING SYSTEM FOR ESTIMATING FREQUENCY OFFSET BY USING GUARD BANDS AND METHOD FOR ESTIMATING FREQUENCY OFFSET THEREOF

机译:多载波接收系统的频偏估计器,用于利用频域估计频偏,及其频偏估计方法

摘要

PURPOSE: A frequency offset estimator of a multi-carrier receiving system and a method for estimating a frequency offset thereof are provided to minimize loss of subcarrier signals by estimating a frequency offset by a guard band inserted into a frequency domain. CONSTITUTION: One or more electric power calculating units calculate electric power for a signal of a guard band inserted into a multi-subcarrier signal of a frequency domain. An adder(450) is used for determining a frequency offset by using the electric power calculated from the electric power calculating unit. The electric power calculating unit includes a first electric power calculating unit(410) for calculating first electric power for a first guard band inserted into a front part of the multi-subcarrier signal of the frequency domain and a second electric power calculating unit(430) for calculating second electric power for a second guard band inserted into a rear part of the multi-subcarrier signal of the frequency domain.
机译:目的:提供一种多载波接收系统的频率偏移估计器及其估计频率偏移的方法,以通过通过插入到频域中的保护频带估计频率偏移来最小化子载波信号的损耗。构成:一个或多个电功率计算单元为插入频域的多子载波信号中的保护频带的信号计算电功率。加法器(450)用于通过使用从电功率计算单元计算出的电功率来确定频率偏移。所述电力计算单元包括:第一电力计算单元(410),其用于计算插入到频域的多子载波信号的前部中的第一保护频带的第一电力;以及第二电力计算单元(430)。用于计算插入到频域的多子载波信号的后部的第二保护带的第二电功率。

著录项

  • 公开/公告号KR20050000264A

    专利类型

  • 公开/公告日2005-01-03

    原文格式PDF

  • 申请/专利权人 SAMSUNG ELECTRONICS CO. LTD.;

    申请/专利号KR20030040876

  • 发明设计人 KIM JOON SOO;

    申请日2003-06-23

  • 分类号H04J11/00;

  • 国家 KR

  • 入库时间 2022-08-21 22:06:07

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