Balanced hybrid coupler network

Details Balanced hybrid coupler network Balanced hybrid coupler network

2008-01-29

2008-01-29

Takaoka, Dean (Department: 2817)

Wave transmission lines and networks

Plural channel systems

Having branched circuits

C333S118000

Reexamination Certificate

active

10916944

ABSTRACT:
An electrical processing network including a first set of ports and a second set of ports electrically coupled to the first set of ports. The first set of ports are for a first set of signals with approximately 0° and 180° relative phase. The second set of ports are for a second set of signals with approximately 0°, 90°, 180° and 270° relative phase.

REFERENCES:
patent: 5122765 (1992-06-01), Pataut
patent: 5313174 (1994-05-01), Edwards
patent: 6343211 (2002-01-01), Thodesen et al.
patent: 6445346 (2002-09-01), Fathy et al.
“Complex Modulators and Demodulators”, Mar. 21, 1996.
“SMT Quadrifilar Feed Network” VER Jan. 11, 2002.

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