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Friday, November 24, 2006

Ambient Corp.`s patent for Inductive coupler for power line communications !!!

United States Patent Application 20060261920
Kind Code A1
Cern; Yehuda ; et al. November 23, 2006

Inductive coupler for power line communications


Abstract
There is provided an inductive coupler for coupling a signal to a conductor. The inductive coupler includes (a) a magnetic core having an aperture through which the conductor is routed, (b) a winding wound around a portion of the magnetic core, where the signal is coupled between the winding and the conductor via the magnetic core, and (c) an electrically insulating material situated between the winding and the magnetic core, having a hardness in a Hardness Type Shore A Durometer reading of degrees ranging from about 10 to about 100.



Source: United States Patent and Trademark Office

Pics of Ambient Coupler for Overhead Lines

Pics of Ambient Coupler for Underground Lines

1 comment:

  1. United States Patent Application 20060268487
    Kind Code A1
    Cern; Yehuda November 30, 2006

    --------------------------------------------------------------------------------
    Protecting medium voltage inductive coupled device from electrical transients


    Abstract
    There is provided a method for protecting loads associated with power distribution system inductive signal couplers. The method includes (a) providing an inductive signal coupler having a first winding in series with a line conductor of a power distribution system, and a second winding having first and second connection terminals, (b) connecting a first terminal of a first fuse to the first connection terminal, and a first terminal of a second fuse to the second connection terminal, a second terminal of each fuse being connected to a communication device, and (c) connecting a first terminal of a first choke to the second terminal of the first fuse, and a first terminal of a second choke to the second of the second fuse, a second terminal of each choke being connected to an electrical ground.

    http://appft1.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PG01&s1=%22ambient+corporation%22&OS=%22ambient+corporation%22&RS=%22ambient+corporation%22

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