Invention Grant
US09591626B2 Mobile station for preventing interference in the uplink using time-switched uplink carrier aggregation 有权
移动站,用于使用时间上行链路载波聚合来防止在上行链路中的干扰

  • Patent Title: Mobile station for preventing interference in the uplink using time-switched uplink carrier aggregation
  • Patent Title (中): 移动站,用于使用时间上行链路载波聚合来防止在上行链路中的干扰
  • Application No.: US14415751
    Application Date: 2013-07-05
  • Publication No.: US09591626B2
    Publication Date: 2017-03-07
  • Inventor: Tooru UchinoHideaki TakahashiYuta Sagae
  • Applicant: NTT DOCOMO, INC.
  • Applicant Address: JP Tokyo
  • Assignee: NTT DOCOMO, INC.
  • Current Assignee: NTT DOCOMO, INC.
  • Current Assignee Address: JP Tokyo
  • Agency: Osha Liang LLP
  • Priority: JP2012-161909 20120720
  • International Application: PCT/JP2013/068471 WO 20130705
  • International Announcement: WO2014/013891 WO 20140123
  • Main IPC: H04W72/04
  • IPC: H04W72/04 H04W72/12 H04L5/00 H04W88/02
Mobile station for preventing interference in the uplink using time-switched uplink carrier aggregation
Abstract:
To prevent the occurrence of interference in the uplink when carrying out “Time-Switched UL CA”. A mobile station UE according to the present invention includes a UL transmission processing unit 11 configured to transmit uplink information at TTI# n+4 corresponding to TTI#n, using a CC allocated over a PDCCH to the mobile station UE at TTI# n by the radio base station eNB. The UL transmission processing unit 11 is configured to transmit the uplink information at each of TTIs using only one CC, and when TTI# n+4 is included in a “switching period” in which a CC used for the transmission of the uplink information is switched, the UL transmission processing unit 11 is configured not to transmit the uplink information at the TTI# n+4.
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