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    • 43. 发明授权
    • Outbound interference reduction in a broadband powerline system
    • 宽带电力线系统的出站干扰减少
    • US08938021B1
    • 2015-01-20
    • US10839945
    • 2004-05-06
    • Paul Shala Henry
    • Paul Shala Henry
    • H04B15/00
    • H04B3/30H04B3/54H04B3/542H04B3/56H04B2203/5416H04B2203/5425H04B2203/5483H04J1/08H04L5/0005H04L25/028H04L25/10
    • Disclosed is a method and apparatus for reducing outbound interference in a broadband powerline communication system. Data is modulated on first and second carrier frequencies and is transmitted via respective first and second lines of the powerline system. A characteristic of at least one of the carrier signals (e.g., phase or amplitude) is adjusted in order to improve the electrical balance of the lines of the transmission system. This improvement in electrical balance reduces the radiated interference of the powerline system. Also disclosed is the use of a line balancing element on or more lines of the powerline system for altering the characteristics of at least one of the power lines in order to compensate for a known imbalance of the transmission system.
    • 公开了一种用于减少宽带电力线通信系统中的出站干扰的方法和装置。 数据在第一和第二载波频率上被调制,并且经由电力线系统的相应的第一和第二线传输。 为了改善传输系统的线路的电气平衡,调整载波信号(例如,相位或幅度)中的至少一个的特性。 电气平衡的这种改进降低了电力线系统的辐射干扰。 还公开了在电力线系统的一行或多行线路上使用线路平衡元件来改变至少一条电力线路的特性,以便补偿传输系统的已知不平衡。
    • 47. 发明授权
    • Broadband coupler technique for electrical connection to power lines
    • 用于电气连接到电力线的宽带耦合器技术
    • US07561025B2
    • 2009-07-14
    • US11580393
    • 2006-10-13
    • Irwin GerszbergPaul Shala Henry
    • Irwin GerszbergPaul Shala Henry
    • G05B11/01
    • H04B3/542H04B3/56H04B2203/5441H04B2203/5479H04B2203/5483H04B2203/5491
    • Disclosed is a power line broadband communication system having broadband coupler devices capable of direct electrical connection to an energized power line. The coupler includes a conductive portion movable by an adjustable member from a non-conducting retracted position spaced apart from the power transmission line to a forward conducting position in electrical contact with the power line. An insulated arm supports the coupler on the power line. A base on the coupler is engageable with a remotely activated tool in order to accomplish the electrical connection in a safe and secure manner. Broadband data signals are sent to and from customer premises along the shared energized power lines. New coupler connections to the energized power lines allow the additional broadband customers and/or repeaters to join the communication system. Also couplers may provide connections to control electronics, routers, wireless transceivers, and may allow the broadband signals to bypass transformers on the power lines. The invention helps to minimize risk by allowing an installer to be remotely spaced from the energized power line while making the electrical coupling contact with the energized power line.
    • 公开了具有能够直接电连接到通电电力线的宽带耦合器装置的电力线宽带通信系统。 联接器包括导电部分,该导电部分可由可调节部件从与电力传输线间隔开的非导电缩回位置移动到与电力线电接触的前方导电位置。 绝缘臂支撑电源线上的耦合器。 耦合器上的基座可与远程激活的工具接合,以便以安全和可靠的方式实现电连接。 宽带数据信号沿着共享的通电电力线路发送到客户驻地和从客户驻地发送。 与通电电力线路的新耦合器连接允许附加宽带用户和/或中继器加入通信系统。 耦合器还可以提供到控制电路,路由器,无线收发器的连接,并且可以允许宽带信号绕过电力线上的变压器。 本发明通过允许安装者与通电的电源线远程间隔,同时使电耦合与通电的电源线接触而有助于最小化风险。