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    • 1. 发明申请
    • TIME-DIVISION-BASED CHANNEL COLLISION COLLABORATION IN A DYNAMIC FREQUENCY HOPPING WIRELESS REGIONAL AREA NETWORK (WRAN)
    • 动态频率无线区域网络(WRAN)中的基于时间段的信道冲突协作
    • WO2009084847A3
    • 2009-10-22
    • PCT/KR2008007616
    • 2008-12-23
    • SAMSUNG ELECTRONICS CO LTDJINXIA CHENGWANG HAI
    • JINXIA CHENGWANG HAI
    • H04W72/10H04W72/08
    • H04W16/14H04W48/08H04W74/0808H04W84/12H04W92/02
    • A method of and system for time-division-based channel collision collaboration in a wireless communication system including at least two Wireless Regional Area Networks (WRANs) with overlapping service areas that employ dynamic frequency hopping is provided. The method includes performing, by at least one Consumer Premise Equipment (CPE) located in an overlapping portion of service areas of at least two WRANs, spectrum sensing and feeding idle channel information back to respective Base Stations (BSs) of the at least two WRANs, broadcasting, by each of the at least two WRANs, a pre-occupation announcement message for a qualified idle channel, and determining, by a WRAN with the highest priority of the at least two WRANs, a time resource allocation for WRANs in a channel collision state of the at least two WRANs. The method addresses problems, such as a large delay and impaired wireless access due to an absence of an idle channel for adjacent WRANs, may be avoided, while the WRANs may maintain their QoSs. Therefore, transmission power of a WRAN during non-operation period may be conserved.
    • 提供了一种包括具有采用动态跳频的重叠服务区的至少两个无线区域网(WRAN)的无线通信系统中基于时分的信道冲突协作的方法和系统。 该方法包括通过位于至少两个WRAN的服务区域的重叠部分中的至少一个消费者场所设备(CPE)执行频谱感测并将空闲信道信息馈送回至少两个WRAN的相应基站(BS) ,通过所述至少两个WRAN中的每一个广播广播用于合格空闲信道的预占用通告消息,并且通过所述至少两个WRAN中具有最高优先级的WRAN来确定信道中的WRAN的时间资源分配 至少两个WRAN的碰撞状态。 可以避免该方法解决诸如延迟大和由于相邻WRAN缺少空闲信道而导致的无线接入受损的问题,而WRAN可以维护它们的QoS。 因此,可以节省在非运行期间的WRAN的发送功率。
    • 2. 发明申请
    • TIME-DIVISION-BASED CHANNEL COLLISION COLLABORATION IN A DYNAMIC FREQUENCY HOPPING WIRELESS REGIONAL AREA NETWORK (WRAN)
    • 动态频率跳跃无线区域网(WRAN)中基于时分的信道冲突协作
    • WO2009084847A2
    • 2009-07-09
    • PCT/KR2008/007616
    • 2008-12-23
    • SAMSUNG ELECTRONICS CO., LTD.JINXIA, ChengWANG, Hai
    • JINXIA, ChengWANG, Hai
    • H04W72/10H04W72/08
    • H04W16/14H04W48/08H04W74/0808H04W84/12H04W92/02
    • A method of and system for time-division-based channel collision collaboration in a wireless communication system including at least two Wireless Regional Area Networks (WRANs) with overlapping service areas that employ dynamic frequency hopping is provided. The method includes performing, by at least one Consumer Premise Equipment (CPE) located in an overlapping portion of service areas of at least two WRANs, spectrum sensing and feeding idle channel information back to respective Base Stations (BSs) of the at least two WRANs, broadcasting, by each of the at least two WRANs, a pre-occupation announcement message for a qualified idle channel, and determining, by a WRAN with the highest priority of the at least two WRANs, a time resource allocation for WRANs in a channel collision state of the at least two WRANs. The method addresses problems, such as a large delay and impaired wireless access due to an absence of an idle channel for adjacent WRANs, may be avoided, while the WRANs may maintain their QoSs. Therefore, transmission power of a WRAN during non-operation period may be conserved.
    • 提供了一种用于无线通信系统中的基于时分的信道冲突协作的方法和系统,所述无线通信系统包括具有重叠服务区域的至少两个无线区域网络(WRAN),所述无线区域网络采用动态跳频。 该方法包括由位于至少两个WRAN的服务区域的重叠部分中的至少一个消费者场所设备(CPE)执行频谱感测并将空闲信道信息反馈回至少两个WRAN的相应基站(BS) ,所述至少两个WRAN中的每个WRAN广播合法的空闲信道的预占用通告消息,并且由所述至少两个WRAN中具有最高优先级的WRAN确定信道中的WRAN的时间资源分配 至少两个WRAN的碰撞状态。 该方法可以避免由于相邻WRAN不存在空闲信道而导致的大延迟和无线接入受损等问题,而WRAN可以维持其QoS。 因此,WRAN在非工作期间的发射功率可以被节省。