Cramer-Rao Bounds for Hybrid TOA/DOA-Based Location Estimation in Sensor Networks

被引:37
|
作者
Fu, Yinfei [1 ]
Tian, Zhi [1 ]
机构
[1] Michigan Technol Univ, Dept Elect & Comp Engn, Houghton, MI 49931 USA
基金
美国国家科学基金会;
关键词
Cramer-Rao Bound (CRB); data fusion; DOA; positioning; TOA; wireless sensor networks; PERFORMANCE;
D O I
10.1109/LSP.2009.2021323
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
This letter derives the Cramer-Rao Bound (CRB) for source location estimation using joint time-/direction-of-arrival (TOA/DOA) measurements collected in a wireless sensor network setup. Each sensor is capable of measuring both TOA and DOA from a signal source, which enables it to estimate the source's location individually. Data fusion is then employed to reach a global position estimate. For both optimal measurement fusion and linear state fusion, we derive the CRBs to assess the attainable positioning accuracy, which shed light on the impact of network topology and sensor selection on localization accuracy.
引用
收藏
页码:655 / 658
页数:4
相关论文
共 50 条
  • [21] Bayesian and Hybrid Cramer-Rao Bounds for QAM Dynamical Phase Estimation
    Yang, J.
    Geller, B.
    Wei, A.
    2009 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, VOLS 1- 8, PROCEEDINGS, 2009, : 3297 - +
  • [22] On the generalized Cramer-Rao bound for the estimation of the location
    Batalama, SN
    Kazakos, D
    IEEE TRANSACTIONS ON SIGNAL PROCESSING, 1997, 45 (02) : 487 - 492
  • [23] Cramer-Rao Bound Analysis of Location Estimation in Multi-hop Wireless Sensor Networks
    Tang, Zuoyin
    He, Jianhua
    2013 8TH INTERNATIONAL ICST CONFERENCE ON COMMUNICATIONS AND NETWORKING IN CHINA (CHINACOM), 2013, : 389 - 394
  • [24] Cramer-Rao bounds of DOA estimates for BPSK and QPSK modulated signals
    Delmas, JP
    Abeida, H
    IEEE TRANSACTIONS ON SIGNAL PROCESSING, 2006, 54 (01) : 117 - 126
  • [25] CRAMER-RAO BOUNDS AND ESTIMATION OF THE PARAMETERS OF THE GUMBEL DISTRIBUTION
    CORSINI, G
    GINI, F
    GRECO, MV
    VERRAZZANI, L
    IEEE TRANSACTIONS ON AEROSPACE AND ELECTRONIC SYSTEMS, 1995, 31 (03) : 1202 - 1204
  • [26] CRAMER-RAO BOUND ON DOA ESTIMATION OF FINITE BANDWIDTH SIGNALS USING A MOVING SENSOR
    Arora, Aakash
    Mysore, Bhavani Shankar R.
    Ottersten, Bjorn
    2020 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, 2020, : 4697 - 4701
  • [27] Performance and Cramer-Rao Bounds for DoA/RSS Estimation and Transmitter Localization Using Sectorized Antennas
    Werner, Janis
    Wang, Jun
    Hakkarainen, Aki
    Cabric, Danijela
    Valkama, Mikko
    IEEE TRANSACTIONS ON VEHICULAR TECHNOLOGY, 2016, 65 (05) : 3255 - 3270
  • [28] CRAMER-RAO BOUNDS FOR THE ESTIMATION OF MEANS IN A CLUSTERING PROBLEM
    PERLOVSKY, LI
    PATTERN RECOGNITION LETTERS, 1988, 8 (01) : 1 - 3
  • [29] Intrinsic Cramer-Rao bounds and subspace estimation accuracy
    Smith, ST
    SAM 2000: PROCEEDINGS OF THE 2000 IEEE SENSOR ARRAY AND MULTICHANNEL SIGNAL PROCESSING WORKSHOP, 2000, : 489 - 493
  • [30] Cramer-Rao bounds for circadian rhythm parameter estimation
    Zarowski, C
    Kropyvnytskyy, I
    IEEE CCEC 2002: CANADIAN CONFERENCE ON ELECTRCIAL AND COMPUTER ENGINEERING, VOLS 1-3, CONFERENCE PROCEEDINGS, 2002, : 1083 - 1086