[Antennas] Antenna-Related Patents

Wed Oct 15 15:15:43 EDT 2008

>> > Binocular core assemblies intended for use as baluns for power
levels
> > up to 1KW are readily available from Communications Concepts and at
least
> > one other commercial vendor. Design engineers who are involved with
power
> > amplifiers and antennas are fully aware of these, and they were
described
> > in all of the Granberg/Dye Motorola application notes for HF/VHF power
> > amplifiers as much as 30 years ago.
> >
> > Chris
>> The only assemblies I see on CC's site are made up from individual
> toroids stacked up.

 You obviously did not notice that the majority of their balun core
assemblies are made with ferrite tubes on a frame.
>> This is not a "binocular" core as defined in
> the patent, because it does not have a top surface and bottom surface
> and a rib. Now you might say it works just a well, and I wouldn't
> argue that, but it doesn't count as far as the patent is concerned.
>
 You obviously did not understand claim #6 in the patent, or perhaps you
just skipped that one.
Chris
 ,----------------------. High Performance Mixers and
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