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    • 1. 发明专利
    • Network and signal transmission method
    • 网络和信号传输方法
    • JP2005130519A
    • 2005-05-19
    • JP2004337631
    • 2004-11-22
    • Amperion Incアンペリオン・インコーポレイテッドAmperion, Inc.
    • BROWN PAUL A
    • H03H7/075H02J13/00H04B3/54H04B3/56H04Q9/00
    • H04B3/54H02J13/0024H02J13/0027H04B3/56H04B2203/5466Y02E60/7823Y02E60/7892Y04S40/122Y04S40/146
    • PROBLEM TO BE SOLVED: To reduce spurious radiation in a network.
      SOLUTION: A power transmission network 40 is disclosed which includes a means for coupling telecommunication signals having a carrier frequency higher than 1MHz a power line. Preferably, a network-conditioning element 52 is used which includes a low-pass filter for filtering out a low-frequency and high-amplitude mains power signal and a telecommunication signal coupling element. In this way, both the speech and data signals can be transmitted at carrier frequencies higher than 1MHz along a standard electricity distribution and/or transmission network, which when conditioned provides a larger available spectrum per unit length of network and greater transmission capacity than those of the known types. The quiescent noise level of the conditioned network is also reduced by a large amount, thus permitting lower signal injection levels for a given signal-to-noise ratio.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:减少网络中的杂散辐射。 解决方案:公开了一种输电网络40,其包括用于将具有高于1MHz的载波频率的电信信号耦合到电力线的装置。 优选地,使用网络调节元件52,其包括用于滤除低频和高幅度主电源信号的低通滤波器以及电信信号耦合元件。 以这种方式,语音和数据信号可以沿着标准电力分配和/或传输网络在高于1MHz的载波频率上传输,其在被调节时提供每单位网络长度的更大的可用频谱和更大的传输容量 已知类型。 调节网络的静态噪声电平也减少了大量,从而允许给定信噪比的较低信号注入电平。 版权所有(C)2005,JPO&NCIPI
    • 7. 发明专利
    • DE69334142D1
    • 2007-07-05
    • DE69334142
    • 1993-10-20
    • AMPERION INC
    • BROWN PAUL ANTHONY
    • H03H7/075H04B3/56H02J13/00H04B3/54H04Q9/00
    • A power transmission network (40) is disclosed which includes input means (52) for the input of telecommunication signals having carrier frequencies greater than 1MHz onto the network (40), and a means for removing similar speech and/or data signals from the network. Preferably a network conditioning element (52) is used which includes a low pass filter portion for filtering out a low frequency high amplitude mains power signal, and a coupling element for input and/or removal of telecommunication signals from the network. In this way both speech and data signals can be transmitted at carrier frequencies of greater than 1MHz along a standard electricity distribution and/or transmission network which when conditioned provides a larger available spectrum per unit length of network and greater transmission capacity than previously known. The quiescent noise level of the conditioned network is also much reduced thus permitting lower signal injection levels for a given signal-to-noise ratio and a consequential reduction in spurious radiation from the network.