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    • 13. 发明授权
    • Signal reception apparatus and method for multi-band ultra-wideband communication systems
    • 用于多频带超宽带通信系统的信号接收装置和方法
    • US07369829B2
    • 2008-05-06
    • US10915452
    • 2004-08-11
    • Ye-hoon LeeSeung-young ParkYong-suk KimWan-jin KimWoo-kyung Lee
    • Ye-hoon LeeSeung-young ParkYong-suk KimWan-jin KimWoo-kyung Lee
    • H04B7/00H04B1/06
    • H04B1/71637
    • A signal reception apparatus and method for communication systems. The signal reception apparatus for communication systems according to the present invention is applicable to communication environments in which a plurality of sub-bands having different frequency bands are sequentially used for communications. An embodiment of the invention has a multi-band index generation unit, a multi-band frequency generation unit, a multiplication unit, a correlation signal reception unit, and a buffer unit. The multi-band index generation unit generates a multi-band index corresponding to a sub-band to which a received signal is transmitted in correspondence with the multi-band index. The multiplication unit outputs a signal obtained by multiplying the received signal by the multi-band frequency. The correlation signal reception unit integrates and outputs the signal of the multiplication unit based on an integral time set in correspondence with the multi-band index. Further, the buffer unit buffers the signal of the correlation signal reception unit to be outputted at a predetermined data rate.
    • 一种用于通信系统的信号接收装置和方法。 根据本发明的用于通信系统的信号接收装置可应用于其中具有不同频带的多个子带被顺序地用于通信的通信环境。 本发明的实施例具有多频带索引生成单元,多频带频率生成单元,乘法单元,相关信号接收单元和缓冲单元。 多频带索引生成单元根据多频带索引生成与发送接收信号的子带对应的多频带索引。 乘法单元输出通过将接收信号乘以多频带频率而获得的信号。 相关信号接收单元基于与多频带索引相对应地设定的积分时间积分并输出乘法单元的信号。 此外,缓冲器缓冲以预定数据速率输出的相关信号接收单元的信号。
    • 14. 发明授权
    • Wireless communication apparatus and method capable of adjusting beacon period
    • 能够调整信标周期的无线通信装置和方法
    • US07272132B2
    • 2007-09-18
    • US10302415
    • 2002-11-25
    • Yong-suk KimJong-hun Park
    • Yong-suk KimJong-hun Park
    • H04J3/06
    • H04W84/18H04W28/10H04W48/12
    • A wireless communication apparatus capable of adjusting a time interval between slot sections in accordance with the amount of traffic in a piconet. The wireless communication apparatus has a transceiver for sending and receiving data to and from an external device, a beacon channel generator for generating a train of beacon slots during a park mode, with a constant interval, a slot section calculator for calculating the time interval of the trains of beacon slots consecutively generated based on a coefficient of slot utilization and a wakeup ratio, and a controller for controlling the beacon channel generator for allowing the trains of beacon slots to be generated at the time interval calculated by the slot section calculator. The beacon channel generator sets up an access window for activating the data communication with the external device, after the trains of beacon slots are generated. Accordingly, the wireless communication apparatus can cope with the change of traffic characteristics of piconet environment, as the time interval of the trains of beacon slots can be adjusted according to the coefficient of slot utilization and the wakeup ratio of the slot section.
    • 一种无线通信装置,其能够根据微微网中的业务量来调整时隙部分之间的时间间隔。 无线通信装置具有用于向外部设备发送数据和从外部设备接收数据的收发器,用于在驻留模式期间以恒定间隔产​​生信标时隙序列的信标信道发生器,用于计算时间间隔 基于时隙利用系数和唤醒比率连续生成的信标时隙列,以及用于控制信标信道发生器的控制器,用于允许在由时隙部分计算器计算的时间间隔产生信标时隙的列。 信标信道发生器在产生信标时隙的列之后建立用于激活与外部设备的数据通信的访问窗口。 因此,无线通信装置可以根据时隙利用率和时隙部分的唤醒比率来调整信标时隙列的时间间隔,以适应微网环境的业务特性的变化。
    • 15. 发明申请
    • Anti-collision method and system in wireless network system
    • 无线网络系统中的防碰撞方法及系统
    • US20070116031A1
    • 2007-05-24
    • US11442528
    • 2006-05-30
    • Chang-mo ChungYong-suk Kim
    • Chang-mo ChungYong-suk Kim
    • H04L12/413
    • H04W76/40H04L1/1607H04L2001/0093H04W48/08H04W48/16
    • An anti-collision method and system in a wireless network system are provided. The anti-collision method includes: transmitting a beacon signal including information related to an owner type of a first device and information related to an available time interval of the first device; transmitting information related to a time interval selected from the available time interval to a second device having receiving the beacon signal from the first device; and updating the information related to the available time interval using information related to the selected time interval. The information related to the owner type of the first device includes information indicating one of a unicast device and a multicast device.
    • 提供了一种无线网络系统中的防冲突方法和系统。 防冲突方法包括:发送包括与第一设备的所有者类型相关的信息的信标信号和与第一设备的可用时间间隔相关的信息; 将与从所述可用时间间隔选择的时间间隔相关的信息发送到已经从所述第一设备接收到所述信标信号的第二设备; 以及使用与所选择的时间间隔相关的信息来更新与可用时间间隔相关的信息。 与第一设备的所有者类型相关的信息包括指示单播设备和多播设备之一的信息。
    • 16. 发明授权
    • Anti-collision method and system in wireless network system
    • 无线网络系统中的防碰撞方法及系统
    • US08009643B2
    • 2011-08-30
    • US11442528
    • 2006-05-30
    • Chang-mo ChungYong-suk Kim
    • Chang-mo ChungYong-suk Kim
    • H04W4/00
    • H04W76/40H04L1/1607H04L2001/0093H04W48/08H04W48/16
    • An anti-collision method and system in a wireless network system are provided. The anti-collision method includes: transmitting a beacon signal including information related to an owner type of a first device and information related to an available time interval of the first device; transmitting information related to a time interval selected from the available time interval to a second device having receiving the beacon signal from the first device; and updating the information related to the available time interval using information related to the selected time interval. The information related to the owner type of the first device includes information indicating one of a unicast device and a multicast device.
    • 提供了一种无线网络系统中的防冲突方法和系统。 防冲突方法包括:发送包括与第一设备的所有者类型相关的信息的信标信号和与第一设备的可用时间间隔相关的信息; 将与从所述可用时间间隔选择的时间间隔相关的信息发送到已经从所述第一设备接收到所述信标信号的第二设备; 以及使用与所选择的时间间隔相关的信息来更新与可用时间间隔相关的信息。 与第一设备的所有者类型相关的信息包括指示单播设备和多播设备之一的信息。