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    • 2. 发明申请
    • METHOD AND SYSTEM FOR MODIFYING MODULATION OF POWER LINE COMMUNICATIONS SIGNALS FOR MAXIMIZING DATA THROUGHPUT RATE
    • 用于修改电力线通信信号的调制以最大化数据吞吐率的方法和系统
    • WO2004019505A2
    • 2004-03-04
    • PCT/US2003/026288
    • 2003-08-21
    • ENIKIA LLCLOGVINOV, OlegEBERT, Brion
    • LOGVINOV, OlegEBERT, Brion
    • H04B
    • H04B3/542H04B2203/5408H04B2203/5416
    • Data throughput rate in a power line communications ("PLC") system is controlled by generating PLC carrier signals in accordance with a PLC signal frame structure containing payload symbols where orders of modulation are selected for the individual PLC carriers based on evaluation of at least one of a PLC system channel quality and node configuration data. The selected orders of modulation determine the processing operations that a source PLC transceiver performs for generating PLC signals or that a destination PLC transceiver performs for extracting information content from received PLC signals. The orders of modulation can be selected to maximize the data throughput rate while maintaining compatibility with prior art PLC system protocols and standards that require a PLC signal frame structure and its payload portion to have fixed, predetermined lengths.
    • 通过根据包含有效载荷符号的PLC信号帧结构来生成PLC载波信号来控制电力线通信(“PLC”)系统中的数据吞吐量速率,其中对于个体选择调制阶数 PLC载波基于PLC系统信道质量和节点配置数据中的至少一个的评估。 所选择的调制顺序确定源PLC收发机为生成PLC信号而执行的处理操作,或者目标PLC收发机执行用于从所接收的PLC信号中提取信息内容的处理操作。 可以选择调制顺序以最大化数据吞吐率,同时保持与需要PLC信号帧结构和其有效载荷部分具有固定的预定长度的现有技术PLC系统协议和标准的兼容性。