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一种适用于高速OFDM的符号定时同步技术

张竞

计算机工程与应用2012,Vol.48Issue(24):139-143,5.
计算机工程与应用2012,Vol.48Issue(24):139-143,5.DOI:10.3778/j.issn.1002-8331.2012.24.031

一种适用于高速OFDM的符号定时同步技术

Symbol timing synchronization method for high-rate OFDM system

张竞1

作者信息

  • 1. 中国空间技术研究院西安分院,西安710100;空间微波技术重点实验室,西安710100
  • 折叠

摘要

Abstract

OFDM system is widely used for its high bandwidth efficiency. The symbol timing synchronization problem which is different between high-rate OFDM system and classic method is analyzed. A corresponding improvement is made according to the difference appearing in the situation of small number of subcarriers. The simulation result shows that the acquisition performance is good enough for the high-rate OFDM system symbol timing synchronization.

关键词

正交频分复用(OFDM)/符号定时同步/导频/时间度量判决

Key words

Orthogonal Frequency Division Multiplexing (OFDM)/ symbol timing synchronization/ pilot/ timing measuring

分类

信息技术与安全科学

引用本文复制引用

张竞..一种适用于高速OFDM的符号定时同步技术[J].计算机工程与应用,2012,48(24):139-143,5.

基金项目

预研重点实验室基金(No.9140C5303041002). (No.9140C5303041002)

计算机工程与应用

OACSCDCSTPCD

1002-8331

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