Time Delay Estimator Based on Frequency Estimation Approach

被引:0
|
作者
Lui, Kenneth Wing Kin [1 ]
So, Hing Cheung [1 ]
机构
[1] City Univ Hong Kong, Dept Elect Engn, Kowloon, Hong Kong, Peoples R China
关键词
time delay estimation; frequency estimation;
D O I
10.1587/transfun.E93.A.1248
中图分类号
TP3 [计算技术、计算机技术];
学科分类号
0812 ;
摘要
In this Letter, the problem of estimating the time-difference-of-arrival between signals received at two spatially separated sensors is addressed. By taking discrete Fourier transform of the sensor outputs, time delay estimation corresponds to finding the frequency of a noisy sinusoid with time-varying amplitude. The generalized weighted linear predictor is utilized to estimate the time delay and it is shown that its estimation accuracy attains Cramer-Rao lower bound.
引用
收藏
页码:1248 / 1250
页数:3
相关论文
共 50 条
  • [21] TIME DELAY ESTIMATION IN THE PRESENCE OF CLOCK FREQUENCY ERROR
    Zhong, Sen
    Xia, Wei
    He, Zishu
    Hu, Jinfeng
    Li, Jun
    2014 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING (ICASSP), 2014,
  • [22] Improved LMS adaptive time delay estimator based on FPGA
    Electronic Engineering College, Naval University of Engineering, Wuhan 430033, China
    Xi Tong Cheng Yu Dian Zi Ji Shu/Syst Eng Electron, 5 (1191-1196):
  • [23] Spline based time delay estimation
    Viola, F
    Walker, WF
    CONFERENCE RECORD OF THE THIRTY-EIGHTH ASILOMAR CONFERENCE ON SIGNALS, SYSTEMS & COMPUTERS, VOLS 1 AND 2, 2004, : 173 - 177
  • [24] Fault Estimation for Continuous Time Linear Systems with Time-varying Delay Based on Intermediate Estimator over Fading Channels
    Wang, Yuenan
    Wang, Shenquan
    Ji, Wenchengyu
    Liu, Keping
    2018 37TH CHINESE CONTROL CONFERENCE (CCC), 2018, : 6011 - 6016
  • [25] Optimal Correlation Based Frequency Estimator with Maximal Estimation Range
    Peng, Kewu
    Xu, Aolin
    Yang, Zhixing
    2008 INTERNATIONAL CONFERENCE ON COMMUNICATIONS, CIRCUITS AND SYSTEMS PROCEEDINGS, VOLS 1 AND 2: VOL 1: COMMUNICATION THEORY AND SYSTEM, 2008, : 288 - 292
  • [26] Cyclic statistics-based parametric approach to time-delay estimation
    Zhang, Y
    Wang, CM
    Wang, SX
    CIRCUITS SYSTEMS AND SIGNAL PROCESSING, 2002, 21 (06) : 535 - 545
  • [27] A Time Delay Estimation Approach Based on Compressed Sensing in Dense Multipath Environment
    Wei, Shuang
    Peng, Jian
    Tao, Chungui
    Wang, Feng
    Jiang, Defu
    2017 IEEE INTERNATIONAL CONFERENCE ON INFORMATION AND AUTOMATION (IEEE ICIA 2017), 2017, : 710 - 714
  • [28] A Cyclic Statistics-Based Parametric Approach to Time-Delay Estimation
    Yan Zhang
    Chunmei Wang
    Shuxun Wang
    Circuits, Systems and Signal Processing, 2002, 21 : 535 - 545
  • [29] Time Delay Estimation Based on Mutual Information Estimation
    Wen, Fei
    Wan, Qun
    PROCEEDINGS OF THE 2009 2ND INTERNATIONAL CONGRESS ON IMAGE AND SIGNAL PROCESSING, VOLS 1-9, 2009, : 3857 - 3861
  • [30] FREQUENCY ESTIMATION OF SIGNALS WITH LOWPASS ENVELOPE BASED ON JUMP ESTIMATOR
    Sebghati, Mohammad Ali
    Amindavar, Hamidreza
    2009 IEEE/SP 15TH WORKSHOP ON STATISTICAL SIGNAL PROCESSING, VOLS 1 AND 2, 2009, : 577 - 580