BPL gear maker- Ambient Corporation is granted another patent for Highly insulated inductive data couplers by the U.S. Patent and Trademark office !!!

United States Patent 7,109,835
Ambient Corporation (Newton, MA)
Cern; Yehuda September 19, 2006

Highly insulated inductive data couplers

Abstract
There is provided an inductive coupler for coupling a signal to a power line. The inductive coupler includes a magnetic core for placement about the power line, a coil wound around a portion of the magnetic core, and a semiconducting coating that encapsulates the core and contacts the power line. The signal is coupled to the coil.
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Ambient`s Overhead MV Coupler

Ambient`s Underground Inductive Coupler
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