Yi MA

A High Accuracy Mobile Positioning Approach in IEEE 802.11a WLANs
Ziming HE  Yi MA  Rahim TAFAZOLLI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/10/01
Vol. E95-A  No. 10  pp. 1776-1779
Type of Manuscript: LETTER
Category: Digital Signal Processing
Keyword: 
WLAN,  OFDM,  TOA estimation,  positioning, 
  Summary |  Full Text:PDF (271.2KB)
Opportunistic Cooperative Positioning in OFDMA Systems
Ziming HE  Yi MA  Rahim TAFAZOLLI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/09/01
Vol. E95-A  No. 9  pp. 1642-1645
Type of Manuscript: LETTER
Category: Information Theory
Keyword: 
opportunistic cooperative positioning,  Cramer-Rao lower bound (CRLB),  orthogonal frequency-division multiple access (OFDMA),  training overhead, 
  Summary |  Full Text:PDF (428.2KB)
Training Convergence in Range-Based Cooperative Positioning with Stochastic Positional Knowledge
Ziming HE  Yi MA  Rahim TAFAZOLLI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/07/01
Vol. E95-A  No. 7  pp. 1200-1204
Type of Manuscript: LETTER
Category: Information Theory
Keyword: 
cooperative positioning,  stochastic positional knowledge,  Cramer-Rao lower bound (CRLB),  squared position-error bound (SPEB),  training convergence, 
  Summary |  Full Text:PDF (313.8KB)