Patents
Sitemap › H01 - Basic electric elements › H01P - Waveguides; Resonators, lines or other devices of the waveguide type › H01P 5 - Coupling devices of the waveguide type
Patents for H01P 5 - Coupling devices of the waveguide type (11,303)
07/1998
07/29/1998EP0855757A2 Dielectric filter and dielectric duplexer
07/29/1998EP0855755A2 Dielectric line intersection
07/29/1998EP0799506B1 Omnidirectional antenna and process for producing the same
07/28/1998US5786739 Integrated evanescent mode filter with adjustable attenuator
07/28/1998US5786737 For matching input/output impedances of an element to be evaluated
07/22/1998CN1039267C Waveguide-microbelt exchanger
07/21/1998US5783847 Dual-mode micrometer/millimeter wave integrated circuit package
07/14/1998US5781161 Waveguide and microstrip lines mode transformer and receiving converter comprising a polarization isolating conductor
07/14/1998US5781085 Polarity reversal network
07/14/1998US5780072 Manufacturing apparatus for manufacturing TM dual mode dielectric resonator apparatus
07/08/1998CN1187053A Dielectric filter and dielectric duplexer
07/07/1998US5777528 Mode suppressing coplanar waveguide transition and method
07/07/1998US5777527 Method and apparatus for coupling a differential signal to an unbalanced port
07/07/1998US5777475 Automatic impedance adapter for a H.F. emitter or receiver in a nuclear spin tomography installation and process for operating the device
07/02/1998WO1998028813A2 Fixed tuneable loop
07/02/1998CA2275591A1 Fixed tuneable loop
07/01/1998EP0850495A1 Stripline directional coupler tolerant of substrate variations
06/1998
06/30/1998US5774801 High dynamic range mixer having low conversion loss, low local oscillator input power, and high dynamic range and a method for designing the same
06/30/1998US5774026 High frequency impedance transformer
06/25/1998WO1998026642A2 Wide band planar radiator
06/25/1998CA2284643A1 Wide band planar radiator
06/24/1998EP0849823A1 Glass antenna system with an impedance matching network
06/24/1998EP0849820A2 Tunable microwave network using microelectromechanical switches
06/24/1998CN1185862A A coaxile cable transition arrangement
06/23/1998US5770989 Nonradiative dielectric line apparatus and instrument for measuring characteristics of a circuit board
06/23/1998US5770981 Composite microwave circuit module having a pseudo-waveguide structure
06/17/1998EP0848447A2 Transmission circuit using strip line in three dimensions
06/16/1998US5767817 Antenna apparatus having chip antenna and capacitance generating device
06/16/1998US5767756 Active quadrature power splitter
06/16/1998US5767755 Radio frequency power combiner
06/16/1998US5767753 Multi-layered bi-directional coupler utilizing a segmented coupling structure
06/16/1998CA2118148C Reflective wave compensation on high speed processor cards
06/11/1998WO1998025416A1 Rf circuit module
06/10/1998EP0846366A1 High performance mixer and method of designing same
06/10/1998CN1184563A An antenna device with two radiating elements having an adjustable phase difference between the radiating elements
06/09/1998US5764117 Method of manufacturing a dielectric resonant apparatus
06/09/1998US5764116 Dielectric resonator and filter utilizing a nonradiative dielectric waveguide device
06/09/1998US5764115 Dielectric resonator apparatus with magnetic field coupling loop
06/04/1998WO1998024141A1 Alignment tolerant overlay directional coupler
06/03/1998EP0845832A2 Method and apparatus for the interconnection of radio frequency (RF) monolithic microwave integrated circuits
06/03/1998EP0845831A2 A millimeter waveguide and a circuit apparatus using the same
06/02/1998US5760666 Dielectric resonant component with resist film on the mount substrate
06/02/1998US5760659 Microwave polariser
05/1998
05/27/1998EP0844684A1 Unbalanced-to-balanced converter
05/27/1998CN1183172A Low-pass. filter with directional coupler and potable telephone set using the same
05/26/1998US5757654 Reflective wave compensation on high speed processor cards
05/26/1998US5757252 Wide frequency band transition between via RF transmission lines and planar transmission lines
05/26/1998CA2072318C Amplifying circuit arrangement
05/22/1998WO1998021822A1 Integrated electronic structure
05/22/1998CA2272080A1 Integrated electronic structure
05/20/1998EP0769213B1 High-frequency impedance transformer
05/06/1998EP0840443A1 High-frequency amplifier
05/06/1998EP0840391A1 Dielectric filter device
05/06/1998EP0766871B1 Cryocable
05/06/1998CN1180942A Dielectric filter unit, transmitting receiving-sharing unit, and multiplexer
05/05/1998US5749046 Signal level measuring apparatus for directing an antenna toward a satellite
04/1998
04/29/1998EP0838693A1 Antenna-shared distributor and transmission and receiving apparatus using same
04/28/1998US5745017 Thick film construct for quadrature translation of RF signals
04/28/1998US5745016 Method for improving power measurement implemented with a directional coupler at low power levels
04/22/1998EP0837519A1 Dielectric filter
04/22/1998EP0837518A2 Dielectric filter
04/21/1998US5742901 Balanced modulator
04/21/1998US5742210 Narrow-band overcoupled directional coupler in multilayer package
04/15/1998CN1179030A N way power distributor/synthesizer
04/15/1998CN1038081C Apparatus and method for varying coupling of radio frequency signal
04/09/1998WO1998015065A1 Slotline-mounted flip chip structures
04/09/1998WO1998015064A1 Slotline-mounted flip chip
04/08/1998EP0834954A1 Transition between a ridge wave guide and a planar circuit
04/07/1998US5736963 Feed device for a multisource and multibeam antenna
04/07/1998US5736908 Waveguide-based spatial power combining array and method for using the same
04/07/1998US5736898 Process and device for linearizing the gain charactristics and phase-frequency characteristics of traveling-wave tubes and transistor amplifiers at different power levels
04/07/1998CA2086060C Broadband directional coupler using cables
04/02/1998WO1998013894A1 Miniature active conversion between slotline and coplanar waveguide
04/02/1998WO1998013893A1 Device with circuit element and transmission line
04/02/1998CA2266588A1 Miniature active conversion between slotline and coplanar waveguide
04/01/1998CA2215480A1 Transition from ridged wave guide to planar circuit
03/1998
03/31/1998US5734355 Coupling device for coaxial cable and antenna apparatus
03/31/1998US5734307 Distributed device for differential circuit
03/26/1998WO1998012769A1 Thick film construct for quadrature translation of rf signals
03/26/1998WO1998012768A1 Bandstop filter coupling tuner
03/26/1998CA2265810A1 Thick film construct for quadrature translation of rf signals
03/25/1998EP0831544A1 Dielectric filter unit, transmitting/receiving-sharing unit, and multiplexer
03/24/1998US5731269 Mechanically adjustable coupling loop for a resonator
03/19/1998WO1998011621A1 Transition from a waveguide to a strip transmission line
03/18/1998CN1176536A Radio frequency power divider/combiner circuit
03/17/1998US5729184 Tap for extracting energy from transmission lines using impedance transformers
03/17/1998US5729183 Tuned guard circuit for conductive transmission lines on a printed circuit board
03/12/1998WO1998010481A1 Integrated evanescent mode filter with adjustable attenuator
03/11/1998EP0828308A1 Low-pass filter with directional coupler and portable telephone set using the same
03/11/1998CN1175801A Balanced modulator
03/10/1998US5726664 End launched microstrip or stripline to waveguide transition with cavity backed slot fed by T-shaped microstrip line or stripline usable in a missile
03/05/1998WO1998009349A1 Method of tuning summing network of base station
03/05/1998WO1998009348A1 Method of tuning summing network of base station
03/05/1998WO1998009340A1 Summing network and stub
03/04/1998EP0827270A1 Diode mount structure in dielectric waveguide device, and detector and mixer using the diode mount structure
03/04/1998EP0827269A1 Balance-type mixer
03/04/1998EP0826250A1 An antenna device with two radiating elements having an adjustable phase difference between the radiating elements
03/03/1998US5724049 End launched microstrip or stripline to waveguide transition with cavity backed slot fed by offset microstrip line usable in a missile
03/03/1998US5724013 High-frequency integrated circuit
02/1998
02/26/1998WO1997045889A3 Improved transmission line
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