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Class Information
Number: 333/34
Name: Wave transmission lines and networks > Coupling networks > With impedance matching > Having long line elements > Tapered
Description: Impedance matching networks and systems wherein the long line element lies along the path of wave propagation through the network and has a physical dimension progressively increasing or decreasing along the path of propagation to result in a corresponding change in electrical parameters of the long line element.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8704718 Waveguide to dipole radiator transition for rotating the polarization orthogonally Apr. 22, 2014
8706050 Matching circuit, wiring board, and transmitter, receiver, transceiver, and radar apparatus that have the matching circuit Apr. 22, 2014
8669829 Multi-octave power amplifier Mar. 11, 2014
8669830 Method and device for routing over a void for high speed signal routing in electronic systems Mar. 11, 2014
8624693 High-frequency signal transmission line Jan. 7, 2014
8598961 Waveguide transition for connecting U-shaped surface mounted waveguide parts through a dielectric carrier Dec. 3, 2013
8586873 Test point design for a high speed bus Nov. 19, 2013
8552813 High frequency, high bandwidth, low loss microstrip to waveguide transition Oct. 8, 2013
8542079 Coaxial transmission line microstructure including an enlarged coaxial structure for transitioning to an electrical connector Sep. 24, 2013
8536955 Integrated microwave waveguide block with tapered impedance transition sections Sep. 17, 2013
8497749 Single conductor surface wave transmission line system for terminating E field lines at points along the single conductor Jul. 30, 2013
8487711 Microstrip to waveguide transition arrangement having a transitional part with a border contact section Jul. 16, 2013
8461943 High-frequency signal transmission line Jun. 11, 2013
8456253 Microstrip to waveguide coupler having a broadened end portion with a non-conductive slot for emitting RF waves Jun. 4, 2013
8410863 Slow wave transmission line Apr. 2, 2013
8397566 Apparatus for transferring high-frequency signals comprising overlapping coupling regions that are serially connected Mar. 19, 2013
8368485 Radio frequency combiners/splitters Feb. 5, 2013
8334730 Connection method and substrate Dec. 18, 2012
8274307 Impedance discontinuity compensator for electronic packages Sep. 25, 2012
8222977 Metal plate for preventing radiowave leakage through an aperture in a waveguide body Jul. 17, 2012
8183955 Circuit comprising transmission lines May. 22, 2012
8174336 Ultra-wideband balun and application module thereof May. 8, 2012
8173943 Apparatus for microwave heating of a planar product including a multi-segment waveguide element May. 8, 2012
8134424 Electrostatic connector Mar. 13, 2012
8120449 Magnetically tunable filter with coplanar lines Feb. 21, 2012
8115565 Dual polarized waveguide feed arrangement with symmetrically tapered structures Feb. 14, 2012
8085112 Broadband transition from a via interconnection to a planar transmission line in a multilayer substrate Dec. 27, 2011
8081044 Surface-mountable waveguide arrangement having a solder contact area with an internal solderstop line Dec. 20, 2011
8054142 Plural rectangular waveguides having longer cross-sectional lengths based on shorter waveguide line lengths Nov. 8, 2011
8044746 Flexible interconnect cable with first and second signal traces disposed between first and second ground traces so as to provide different line width and line spacing configurations Oct. 25, 2011
8040204 Radio frequency combiners/splitters Oct. 18, 2011
8031014 Solid state terahertz radiation frequency multiplier Oct. 4, 2011
8022784 Planar transmission line-to-waveguide transition apparatus having an embedded bent stub Sep. 20, 2011
8013685 Broadband transition from a via interconnection to a planar transmission line in a multilayer substrate Sep. 6, 2011
7994874 Tapered double balun Aug. 9, 2011
7990237 System and method for improving performance of coplanar waveguide bends at mm-wave frequencies Aug. 2, 2011
7924121 Dispersion-free radial transmission lines Apr. 12, 2011
7911288 Non-uniform transmission line for reducing cross-talk from an agressor transmission line Mar. 22, 2011
7898356 Coaxial transmission line microstructures and methods of formation thereof Mar. 1, 2011
7898357 Coaxial impedance matching adapter and method of manufacture Mar. 1, 2011
7884682 Waveguide to microstrip transducer having a ridge waveguide and an impedance matching box Feb. 8, 2011
7855614 Integrated circuit transmission lines, methods for designing integrated circuits using the same and methods to improve return loss Dec. 21, 2010
7812686 Adjustable low-loss interface Oct. 12, 2010
7808341 Broadband RF connector interconnect for multilayer electronic packages Oct. 5, 2010
7782156 Low-loss interface Aug. 24, 2010
7760046 Coupler to c-pathway device and methodology Jul. 20, 2010
7755446 Waveguide and method for adjusting waveguide structure thereof Jul. 13, 2010
7719196 Structure of coaxial-to-waveguide transition and traveling wave tube May. 18, 2010
7692518 Compact broadband non-contacting transmission line junction having inter-fitted elements Apr. 6, 2010
7609125 System, device and method for reducing cross-talk in differential signal conductor pairs Oct. 27, 2009

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