METHOD FOR EXTENDING RANGING REGION IN AN OFDMA SYSTEM
摘要
<p>A method for uplink synchronization, in a wireless communication device, with a base station in a wireless communication system based on Orthogonal Frequency Division Multiple Access (OFDMA) is disclosed. The method comprises selecting (440), by the wireless communication device, at least one ranging slot randomly from ranging slots in at least a transition gap. The wireless communication device further transmits (445) at least one ranging code in the selected at least one ranging slot.</p>
申请公布号
WO2009085712(A1)
申请公布日期
2009.07.09
申请号
WO2008US86902
申请日期
2008.12.16
申请人
MOTOROLA, INC.;VAIDYA, SAMIR S.;KLOOS, MICHAEL N.;SPIOTTA, MARK G.;WANG, JUN
发明人
VAIDYA, SAMIR S.;KLOOS, MICHAEL N.;SPIOTTA, MARK G.;WANG, JUN