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    • 2. 发明申请
    • Ethernet line card and method of providing various services using the same
    • 以太网线卡和使用其提供各种服务的方法
    • US20070133584A1
    • 2007-06-14
    • US11633749
    • 2006-12-05
    • Ji YounHyung KimJong Lee
    • Ji YounHyung KimJong Lee
    • H04L12/56
    • H04L47/10H04L12/4641H04L47/2408H04L47/2433H04L47/2441H04L47/32
    • Provided are an Ethernet line card and a method of providing various services using the same. The Ethernet line card includes: a priority allocation unit setting a priority of a received Ethernet packet according to a pre-set control standard based on header information of the Ethernet packet; a quality of service (QoS) guarantee unit defining a capacity per class based on a pre-set QoS standard, inserting the Ethernet packet into a relevant class, and dropping and managing the Ethernet packet based on the priority if the Ethernet packet exceeds a capacity of the relevant class; and a signal processing unit managing and updating the pre-set control standard and the pre-set QoS standard, receiving results of processing the Ethernet packet from the priority allocation unit and the QoS guarantee unit, and storing the received results.
    • 提供以太网线路卡和使用其提供各种服务的方法。 以太网线路卡包括:优先级分配单元,基于以太网分组的报头信息,根据预设的控制标准来设置接收到的以太网分组的优先级; 服务质量(QoS)保证单元,根据预先设定的QoS标准定义每类容量,将以太网数据包插入相关类别;如果以太网数据包超过容量,则基于优先级丢弃并管理以太网数据包 的相关类; 以及管理和更新预置控制标准和预设QoS标准的信号处理单元,接收从优先级分配单元和QoS保证单元处理以太网分组的结果,并存储接收结果。
    • 3. 发明申请
    • Broadband wireless repeater for mobile communication system
    • 用于移动通信系统的宽带无线中继器
    • US20050227619A1
    • 2005-10-13
    • US10343409
    • 2002-09-17
    • Jong LeeChon KimChang LeeHyung Kim
    • Jong LeeChon KimChang LeeHyung Kim
    • H04B7/155H04B7/14H04B7/26
    • H04B7/15578H04B7/2606
    • Disclosed herewith is a broadband wireless repeater for a mobile communication system. The broadband wireless repeater generally includes a transmission stage and a receiving stage. The transmission stage includes an RF switch for establishing a frequency path, an Intermediate Frequency delay unit for applying delay to IFs and bypassing the IF delay, a frequency up conversion modulator, an amplifier, a filter unit for eliminating undesired band signals, and a transmitting side antenna. The receiving stage includes an array antenna, a band-pass filter unit for eliminating undesired band signals, an amplifier, a phase shifter for controlling phases of channels, a frequency down conversion modulator, a phase comparison unit, a gain comparison unit, a vector value optimizer for decreasing errors of the main signals with a maximum output, and a synthesizing module for detecting and storing output levels of the channels.
    • 本文公开了一种用于移动通信系统的宽带无线中继器。 宽带无线中继器通常包括传输级和接收级。 传输级包括用于建立频率路径的RF开关,用于向IF施加延迟并绕过IF延迟的中频延迟单元,升频转换调制器,放大器,用于消除不期望的频带信号的滤波器单元,以及发送 侧天线。 接收级包括阵列天线,用于消除不需要的频带信号的带通滤波器单元,放大器,用于控制信道相位的移相器,降频转换调制器,相位比较单元,增益比较单元,矢量 用于减少具有最大输出的主信号的误差的值优化器,以及用于检测和存储信道的输出电平的合成模块。