发明授权
US08335202B2 Sending pilots on secondary channels for improved acquisition and handoff in cellular communication 有权
在二级通道上发送导频,以改善蜂窝通信中的采集和切换

  • 专利标题: Sending pilots on secondary channels for improved acquisition and handoff in cellular communication
  • 专利标题(中): 在二级通道上发送导频,以改善蜂窝通信中的采集和切换
  • 申请号: US11941907
    申请日: 2007-11-16
  • 公开(公告)号: US08335202B2
    公开(公告)日: 2012-12-18
  • 发明人: Rajat PrakashFatih Ulupinar
  • 申请人: Rajat PrakashFatih Ulupinar
  • 申请人地址: US CA San Diego
  • 专利权人: QUALCOMM Incorporated
  • 当前专利权人: QUALCOMM Incorporated
  • 当前专利权人地址: US CA San Diego
  • 代理商 Abdellala Kafloab; Darren M. Sweri
  • 主分类号: H04J1/00
  • IPC分类号: H04J1/00
Sending pilots on secondary channels for improved acquisition and handoff in cellular communication
摘要:
Systems and methodologies are described that facilitate enhancing acquisition and handoff in a wireless network deployment by leveraging primary pilots and secondary pilots. The deployment can support more than one frequency band for operation, yet a mobile device can receive signals on one frequency band at a given time. Thus, a base station can transmit primary pilot(s) over frequency band(s) associated with operating data channel(s) as well as secondary pilot(s) over frequency band(s) that lack data channel(s) for the base station. Moreover, the base station can convey information that indicates to a mobile device whether each pilot is primary or secondary. Further, the mobile device can employ knowledge of pilot type (e.g., primary or secondary) as well as signal strength to effectuate handoff decisions; thus, disruptions in communication can be mitigated.
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