Invention Grant
US08654744B2 Radio communication system, mobile station, base station, radio communication system control method used for the same, and program of the same 有权
用于控制上行链路和下行链路传输之间的高速无线分组的系统和方法

  • Patent Title: Radio communication system, mobile station, base station, radio communication system control method used for the same, and program of the same
  • Patent Title (中): 用于控制上行链路和下行链路传输之间的高速无线分组的系统和方法
  • Application No.: US11577490
    Application Date: 2005-10-19
  • Publication No.: US08654744B2
    Publication Date: 2014-02-18
  • Inventor: Nahoko KurodaJinsock Lee
  • Applicant: Nahoko KurodaJinsock Lee
  • Applicant Address: JP Tokyo
  • Assignee: NEC Corporation
  • Current Assignee: NEC Corporation
  • Current Assignee Address: JP Tokyo
  • Agency: Sughrue Mion, PLLC
  • Priority: JP2004-305054 20041020
  • International Application: PCT/JP2005/019648 WO 20051019
  • International Announcement: WO2006/043712 WO 20060427
  • Main IPC: H04W4/00
  • IPC: H04W4/00 H04B7/216
Radio communication system, mobile station, base station, radio communication system control method used for the same, and program of the same
Abstract:
The mobile station 2-1 determines whether a current maximum transmission rate is sufficient or not in a predetermined cycle by using a maximum transmission rate R indicated by a pointer, a volume Q of data accumulated in the buffer 22-1 and a requested delay T determined according to service of data. The mobile station 2-1 transmits a determination result as an RR signal in a predetermined control signal field within an uplink E-DPCH to the base station 1. The base station 1 receives an RR signal from the mobile station 2-1, determines an increment/decrement of the maximum transmission rate allowed for the mobile station 2-1 to use such that a noise rise fails to exceed a predetermined threshold value and notifies the mobile station 2-1 of the determination as an RG signal by a downlink E-DPCCH. The mobile station 2-1 ups or downs the position of the pointer according to the RG signal.
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