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Class Information
Number: 333/137
Name: Wave transmission lines and networks > Plural channel systems > Having branched circuits > Including long line element > Using waveguide
Description: Subject matter wherein the long line element is of the waveguide type.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8665036 Compact tracking coupler Mar. 4, 2014
8665037 Cross polarization multiplexer formed in a monoblock body Mar. 4, 2014
8653906 Opposed port ortho-mode transducer with ridged branch waveguide Feb. 18, 2014
8604894 Compact thermoelastic actuator for waveguide, waveguide with phase stability and multiplexing device including such an actuator Dec. 10, 2013
8538323 Satellite architecture Sep. 17, 2013
8508312 OMT type broadband multiband transmission-reception coupler-separator for RF frequency telecommunications antennas Aug. 13, 2013
8482361 Waveguide power divider having coupling slots between stacked waveguide portions and method of manufacture Jul. 9, 2013
8461939 Waveguide orthomode transducer Jun. 11, 2013
8373521 Planar structure microwave signal multi-distributor Feb. 12, 2013
8350640 Transceiver module for satellite antenna Jan. 8, 2013
8324985 Isolated dual-mode converter and applications thereof Dec. 4, 2012
8288694 Apparatus for microwave heating of planar products Oct. 16, 2012
8283998 Antenna feed device Oct. 9, 2012
8213534 Transmission apparatus and communication system Jul. 3, 2012
8138989 Transmission line distributed oscillator Mar. 20, 2012
8125400 Compact antenna feed assembly and support arm with integrated waveguide Feb. 28, 2012
8125294 Orthogonal-mode junction coupler having a dipole radiating structure and method of coupling Feb. 28, 2012
8125295 Orthogonal-mode coupler of the coaxial type having a branched central conductor Feb. 28, 2012
8072294 Filter having switch function and band pass filter Dec. 6, 2011
8054142 Plural rectangular waveguides having longer cross-sectional lengths based on shorter waveguide line lengths Nov. 8, 2011
8055210 Transceiver for radio-frequency communication Nov. 8, 2011
8040206 Circular and/or linear polarity format data receiving apparatus Oct. 18, 2011
8031032 Microwave combiner/splitter Oct. 4, 2011
8022788 Filter with crosses Sep. 20, 2011
8013687 Ortho-mode transducer with TEM probe for coaxial waveguide Sep. 6, 2011
7956703 Multi-band transducer for multi-band feed horn Jun. 7, 2011
7944324 Compact orthomode transduction device optimized in the mesh plane, for an antenna May. 17, 2011
7847652 Compact orthomode transducer with improved cross-polarization isolation Dec. 7, 2010
7804381 Broadcast signal waveguide Sep. 28, 2010
7791431 3-port orthogonal mode transducer and receiver and receiving method using the same Sep. 7, 2010
7746196 Arrangement relating to antenna communication Jun. 29, 2010
7688269 Stacked dual-band electromagnetic band gap waveguide aperture with independent feeds Mar. 30, 2010
7646263 Tracking feed for multi-band operation Jan. 12, 2010
7612628 Ultrafast sampler with coaxial transition Nov. 3, 2009
7564421 Compact waveguide antenna array and feed Jul. 21, 2009
7551042 Microwave pulse compressor using switched oversized waveguide resonator Jun. 23, 2009
7532089 Microwave combiner/splitter May. 12, 2009
7482894 Radial power divider/combiner using waveguide impedance transformers Jan. 27, 2009
7459994 Housing of satellite receiver and method for forming the same Dec. 2, 2008
7453410 Waveguide antenna using a continuous loop waveguide feed and method of propagating electromagnetic waves Nov. 18, 2008
7446627 Compact stabilized full-band power amplifier arrangement Nov. 4, 2008
7432780 Rectangular-to-circular mode power combiner/divider Oct. 7, 2008
7408427 Compact multi-frequency feed with/without tracking Aug. 5, 2008
7400215 Method and apparatus for increasing performance in a waveguide-based spatial power combiner Jul. 15, 2008
7397325 Enhanced microwave multiplexing network Jul. 8, 2008
7397323 Orthomode transducer Jul. 8, 2008
7394335 Polarized high-order mode electromagnetic wave coupler and its coupling method Jul. 1, 2008
7330088 Waveguide orthomode transducer Feb. 12, 2008
7312673 Radial power divider/combiner Dec. 25, 2007
7304552 Waveguide for use in dual polarisation probe system having a signal reflector and rotator provide differential phase shift Dec. 4, 2007

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