<p>Method and apparatus having a beamforming antenna generates a plurality of directional antenna beams. A discovery beacon is generated for use in associating with a wireless transmit/receive unit (WTRU). The discovery beacon is transmitted to a plurality of sectors using coarsely focused directional antenna beams. A WTRU may receive one of the coarsely focused directional antenna beams, and may then transmit a response message. Finely focused directional antenna beams are establishing for packet data transmission. A periodic beacon may then be transmitted to the WTRU using one of the coarsely focused directional antenna beams.</p>
申请公布号
WO2011106517(A1)
申请公布日期
2011.09.01
申请号
WO2011US26062
申请日期
2011.02.24
申请人
INTERDIGITAL PATENT HOLDINGS, INC.;AHMAD, SAAD;DIGIROLAMO, ROCCO;GAUVREAU, JEAN-LOUIS;GRANDHI, SUDHEER A.
发明人
AHMAD, SAAD;DIGIROLAMO, ROCCO;GAUVREAU, JEAN-LOUIS;GRANDHI, SUDHEER A.