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    • 2. 发明授权
    • Method and device for transmitting signals in a wireless communication system, receiving device for receiving signals in a wireless communication system, with a special frame structure
    • 用于在无线通信系统中发送信号的方法和装置,用于以无线通信系统接收信号的接收装置,具有特殊的帧结构
    • US07511663B2
    • 2009-03-31
    • US11853403
    • 2007-09-11
    • Zhaocheng WangMasahiro UnoVolker Wullich
    • Zhaocheng WangMasahiro UnoVolker Wullich
    • H04B7/00H04B7/005
    • H04B7/0695H04B7/0408H04B7/0811H04B7/088H04W72/046
    • The present invention relates to a method for transmitting signals in a wireless communication system, in which signals are transmitted from a first communication device to a second communication device, said signals being transmitted in consecutive frames, each frame having a preamble section comprising preamble information, at least one of said first and said second communication devices having a narrow beam antenna which is adapted to be steered to different positions, each of said different positions corresponding to one of a number of different transmission paths from said first to said second communication device, comprising the steps of transmitting and receiving a first preamble section comprising preamble information enabling the estimation of a channel quality of a current transmission path, while said narrow beam antenna is in a current position corresponding to said current transmission path, steering said narrow beam antenna from said current position to a different position corresponding to a candidate transmission path, and transmitting and receiving a second preamble section comprising preamble information enabling the estimation of a channel quality of said candidate transmission path while said narrow beam antenna is in said different position. The present invention further relates to a corresponding transmission device as well as a receiving device.
    • 本发明涉及一种用于在无线通信系统中发送信号的方法,其中信号从第一通信设备发送到第二通信设备,所述信号以连续帧发送,每帧具有包括前同步码信息的前导码部分, 所述第一通信设备和所述第二通信设备中的至少一个具有窄波束天线,其适于被转向不同的位置,所述不同位置中的每一个对应于从所述第一通信设备到所述第二通信设备的多个不同传输路径中的一个, 包括以下步骤:发送和接收包括能够估计当前传输路径的信道质量的前导信息的第一前导码部分,同时所述窄波束天线处于对应于所述当前传输路径的当前位置,将所述窄波束天线从 表示目前的职位不同 并且发送和接收包括前导信息的第二前导码部分,所述前导码信息能够在所述窄波束天线处于所述不同位置时估计所述候选传输路径的信道质量。 本发明还涉及相应的传输设备以及接收设备。
    • 7. 发明申请
    • Communication system and method
    • 通信系统及方法
    • US20060116092A1
    • 2006-06-01
    • US11282026
    • 2005-11-17
    • Masahiro UnoZhaocheng WangVolker WullichKao-Cheng Huang
    • Masahiro UnoZhaocheng WangVolker WullichKao-Cheng Huang
    • H04B7/10
    • H04B1/0483H04B7/0408H04W16/28H04W24/04
    • The present patent application is directed to a communication system 0 comprising a first station 1 with a first narrow beam antenna 31 and a second station 2 comprising a second narrow beam antenna 41, wherein the first and second stations 1, 2 are adapted to establish a first communication path 7a for wireless communication via said first and second narrow beam antennas 31, 41, respectively. It is a disadvantage with such a communication system that communication via said first communication path might be disturbed by randomly appearing obstacles. In consequence, the data transmission rate is reduced. According to the present invention said first and second stations 1, 2 are adapted to automatically establish at least one alternative communication path 7b, 7c for wireless communication via said first and second narrow beam antennas 31, 41, said alternative communication path 7b, 7c being spatially different from said first communication path 7a.
    • 本专利申请涉及包括具有第一窄波束天线31的第一台1和包括第二窄波束天线41的第二台2的通信系统0,其中第一和第二台1,2适于建立 第一通信路径7a用于经由所述第一和第二窄波束天线31,41进行无线通信。 这种通信系统的缺点在于,经由所述第一通信路径的通信可能被随机出现的障碍物所扰乱。 因此,数据传输速率降低。 根据本发明,所述第一和第二站1,2适用于经由所述第一和第二窄波束天线31,41自动建立至少一个用于无线通信的备选通信路径7b,7c,所述备选通信路径7b ,7c在空间上不同于所述第一通信路径7a。
    • 8. 发明授权
    • Method and device for transmitting signals in a wireless communication system, receiving device for receiving signals in a wireless communication system, with a special frame structure
    • 用于在无线通信系统中发送信号的方法和装置,用于以无线通信系统接收信号的接收装置,具有特殊的帧结构
    • US07737890B2
    • 2010-06-15
    • US12368530
    • 2009-02-10
    • Zhaocheng WangMasahiro UnoVolker Wullich
    • Zhaocheng WangMasahiro UnoVolker Wullich
    • H04B7/00H04B7/005
    • H04B7/0695H04B7/0408H04B7/0811H04B7/088H04W72/046
    • The present invention relates to a method for transmitting signals in a wireless communication system, in which signals are transmitted from a first communication device to a second communication device, said signals being transmitted in consecutive frames, each frame having a preamble section including preamble information, at least one of said first and said second communication devices having a narrow beam antenna which is adapted to be steered to different positions, each of said different positions corresponding to one of a number of different transmissions paths from said to said second communication device, including the steps of transmitting and receiving a first preamble section including preamble information enabling the estimation of a channel quality of a current transmission path, while said narrow beam antenna is in a current position corresponding to said current transmission path, steering said narrow beam antenna from said current position to a different position corresponding to a candidate transmission path, and transmitting and receiving a second preamble section including preamble information enabling the estimation of a channel quality of said candidate transmission path while said narrow beam antenna is in said different position. The present invention further relates to a corresponding transmission device as well as a receiving device.
    • 本发明涉及一种在无线通信系统中发送信号的方法,其中信号从第一通信设备发送到第二通信设备,所述信号以连续帧发送,每帧具有包括前同步码信息的前导码部分, 所述第一通信设备和所述第二通信设备中的至少一个具有窄波束天线,其适于被转向不同的位置,所述不同位置中的每一个对应于从所述第二通信设备到多个不同的传输路径之一,包括 发送和接收第一前导码部分的步骤,包括能够估计当前传输路径的信道质量的前导信息,同时所述窄波束天线处于与所述当前传输路径相对应的当前位置,从所述窄波束天线转向所述窄波束天线 当前位置对应不同的位置 并且发送和接收第二前同步码部分,其包括能够在所述窄波束天线处于所述不同位置时估计所述候选传输路径的信道质量的前同步码信息。 本发明还涉及相应的传输设备以及接收设备。