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Class Information
Number: 333/114
Name: Wave transmission lines and networks > Plural channel systems > Having branched circuits > Using directional coupler > Having crossed-guide waveguide
Description: Subject matter wherein the first and second transmission lines are waveguides; the direction of propagation in the first and second lines being transverse to each other in the coupling region.










Patents under this class:

Patent Number Title Of Patent Date Issued
8638182 Systems and methods for electrical power multiplication Jan. 28, 2014
8629734 Systems and methods for power smoothing in power distribution Jan. 14, 2014
8319571 Waveguide distortion mitigation devices with reduced group delay ripple Nov. 27, 2012
7289077 Frequency-dispersive antenna applied in particular to a meteorological radar Oct. 30, 2007
7286093 Frequency dispersive antenna applied in particular to a meteorological radar Oct. 23, 2007
6668106 Crosspoint microwave switching architecture for optical telecommunications Dec. 23, 2003
6476772 Waveguide slot array capable of radiating shaped beams Nov. 5, 2002
5893026 Low pass filter for suppressing harmonic of radio transmitter Apr. 6, 1999
5650793 Centered longitudinal series/series coupling slot for coupling energy between a boxed stripline and a crossed rectangular waveguide and antenna array employing same Jul. 22, 1997
5543810 Common aperture dual polarization array fed by rectangular waveguides Aug. 6, 1996
5407905 High Tc superconducting high power couplers Apr. 18, 1995
5389901 Microwave amplitude equalizer circuit Feb. 14, 1995
5235297 Directional coupling manifold multiplexer apparatus and method Aug. 10, 1993
5140335 Back-to-back ridged branch manifold structure for a radar frequency antenna Aug. 18, 1992
5079561 Planar array waveguide antenna with L-shaped series/series coupling slots Jan. 7, 1992
4952894 Waveguide feed network for antenna array Aug. 28, 1990
4818958 Compact dual series waveguide feed Apr. 4, 1989
H392 Microwave waveguide manifold and method Dec. 1, 1987
4641082 Six-port reflectometer Feb. 3, 1987
4489271 Reflection coefficient measurements Dec. 18, 1984
4303898 Longitudinally flanged waveguide Dec. 1, 1981
3999151 Crossguide hybrid coupler and a commutating hybrid using same to form a channel branching network Dec. 21, 1976
3995238 Image waveguide transmission line and mode launchers utilizing same Nov. 30, 1976
3963990 Interference reduction circuit Jun. 15, 1976











 
 
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