Patents
Sitemap › H01 - Basic electric elements › H01P - Waveguides; Resonators, lines or other devices of the waveguide type › H01P 7 - Resonators of the waveguide type
Patents for H01P 7 - Resonators of the waveguide type (6,314)
11/1991
11/06/1991EP0455527A1 Microstrip line resonator composed of oxide superconductor material
11/06/1991EP0455505A2 Temperature compensation in a helix resonator
11/06/1991EP0454992A2 Suppression of electrical interferences from an electronic circuit
11/05/1991US5063362 Suppression of electrical interferences from an electronic circuit
10/1991
10/22/1991US5059929 Dielectric resonator
10/15/1991US5057804 Dielectric resonator circuit
10/15/1991US5057466 Barium magnesium tantalum oxide based complex perovskite compounds
10/08/1991US5055809 Resonator and a filter including the same
10/01/1991US5053734 Magnetostatic wave device
10/01/1991CA1290030C2 Multiple resonator component - mountable filter
09/1991
09/26/1991DE4008770A1 Cavity resonator with TE wave-type coupling - provided by slot in side wall of cylinder
09/25/1991EP0448085A2 Dielectric filter
09/24/1991US5051714 Modular resonant cavity, modular dielectric notch resonator and modular dielectric notch filter
09/17/1991US5049842 Dielectric resonator having a cutout portion for receiving an unitary tuning element conforming to the cutout shape
09/11/1991EP0446108A1 Dielectric resonator with microwave metallic strips and device using such a resonator
09/11/1991EP0445587A2 Modular resonant cavity, modular dielectric notch resonator and modular dielectric notch filter
09/10/1991US5047739 Transmission line resonator
09/10/1991CA2037724A1 Dielectric resonator with micro-wave metallic strips and device using such a resonator
09/04/1991EP0445017A1 Coaxial resonator with distributed tuning capacity
09/03/1991US5045825 Coupling port for multiple capacitor, distributed inductor resonator
08/1991
08/29/1991DE4104718A1 Wound filter with interconnected electromagnetic coils - has rotary mounted coil former(s), with exception of input and output coil formers
08/28/1991EP0443481A1 Tunable microwave filter
08/14/1991EP0441513A1 Helix resonator
08/14/1991CN1013520B Te wave mode resonant chamber with detune adjusting mechanism
08/13/1991US5039966 Temperature-compensated tuning screw for cavity filters
08/13/1991CA1287667C2 Multiple resonator component - mountable filter
08/13/1991CA1287666C Microwave apparatus
08/08/1991WO1991011706A1 Detector for conductive substance mixed in string-like material
08/07/1991EP0440334A2 Dielectric resonant oscillator
07/1991
07/31/1991EP0438807A2 A dielectric resonator support system for a waveguide
07/30/1991US5036302 Radio receiver filter with image rejection
07/30/1991CA1287131C Dielectric filter and a method of manufacturing thereof
07/23/1991US5034711 Dielectric resonator support system for a waveguide
07/03/1991EP0434864A1 Apparatus and method for limiting spurious resonant cavity Apparatus and method for limiting spurious resonant cavity effects in electronic equipment.
07/03/1991CN1052756A Tuning arrangement
07/02/1991US5028896 Stripline circuit
06/1991
06/26/1991EP0434653A1 A tuning arrangement
06/26/1991EP0434296A2 Dielectric resonator, filter device using same and method of producing such dielectric resonator
06/25/1991US5027090 Filter having a dielectric resonator
06/19/1991EP0432729A2 Radio frequency signal combining/sorting apparatus
06/11/1991US5023219 Dielectric ceramic composition for electronic devices
06/05/1991EP0429791A2 Resonator tuning device
06/04/1991US5021757 Band pass filter
05/1991
05/30/1991CA2030953A1 Arrangement for tuning a resonator
05/29/1991DE3938726A1 Phase rotator for waveguides in GHz range - has two varactors on substrate secured in waveguide cross=sectional plane
05/07/1991US5013695 Dielectric ceramic composition
05/02/1991DE3935785A1 Tuner for waveguide component - has intruding pin which is held by diaphragm so clamped that it bends axially w.r.t. pin
04/1991
04/30/1991US5012212 Open resonator for electromagnetic waves having a polarized coupling region
04/16/1991US5008640 Dielectric-loaded cavity resonator
04/09/1991CA1282881C Microwave multiplexer with multimode filter
04/04/1991DE3930985A1 Circuit with magnetic field controlled resonator - has microprocessor generating correction data for each actual operating data of resonator
04/02/1991CA1282468C Low noise magnetically tuned resonant circuit
03/1991
03/26/1991US5002913 Dielectric ceramics for high frequency
03/19/1991CA1281792C Linear position sensor
03/14/1991DE3929962A1 Reduced attenuation-loss dielectric resonator - uses single piece resonator and distance piece to eliminate dual material effects
02/1991
02/26/1991US4996506 Band elimination filter and dielectric resonator therefor
02/26/1991US4996188 Superconducting microwave filter
02/20/1991EP0413211A2 Microstrip line type resonator
02/12/1991US4992763 Microwave resonator for operation in the whispering-gallery mode
02/12/1991US4992759 Filter having elements with distributed constants which associate two types of coupling
02/12/1991CA1280179C Resonant microstrip-line circuit
02/05/1991US4990869 UHF bandpass filter
01/1991
01/30/1991EP0410614A2 System for transmitting and/or receiving electromagnetic radiation employing resonant cavity including high Tc superconducting material
01/24/1991DE3923439A1 Circle-cylindrical resonator for microwave filter - uses high temp. superconductor ends, normal cover face and set diameter ratio
01/16/1991EP0408135A1 Power generator for supplying a highfrequency high-voltage
01/15/1991US4985690 Dielectric stepped impedance resonator
01/09/1991EP0407252A1 Grid tube with a coupled-cavity output and the coupling element integrated within the tube
01/08/1991US4983938 Band-stop filter
01/02/1991CN1011102B Multiple resonator component-mountable filter
01/01/1991US4981838 Superconducting alternating winding capacitor electromagnetic resonator
12/1990
12/27/1990EP0404225A2 Radio receiver
12/19/1990CA2019073A1 Radio receiver
12/12/1990EP0401725A2 Element with periodic structure for application in the microwave field
12/11/1990US4977383 Resonator structure
12/11/1990CA1277729C Multiple resonator component - mountable filter
12/05/1990EP0400963A2 Resonant frequency-temperature characteristics compensatable high frequency circuit elemental device
12/04/1990CA1277377C Ferrimagnetic resonator device
11/1990
11/28/1990EP0399770A1 Dielectric resonator device
11/28/1990EP0399049A1 Plating device for dielectric resonators
11/27/1990US4973567 Electric ceramic composition
11/20/1990CA1276697C Ferromagnetic resonator having temperature compensation means using pre-coded compensation data
11/07/1990EP0395798A2 Microwave resonant cavity
11/06/1990US4968945 Open tube resonator test setup for conductivity measurements
11/06/1990US4968649 Microwave resonators
10/1990
10/31/1990EP0395389A2 Dielectric ceramic composition for electronic devices
10/23/1990US4965540 Microwave resonant cavity
10/18/1990WO1990012450A1 Oscillator
10/17/1990EP0392417A1 Dielectric resonator filter
10/17/1990EP0392372A2 TEM coaxial resonator
10/16/1990US4963841 Dielectric resonator filter
10/03/1990CN1045862A Te wave mode resonant chamber with regulation mechanism for off-resonance
10/02/1990US4960739 Used in electronics related to communication
09/1990
09/20/1990DE3909025A1 Cavity resonator
09/19/1990EP0387705A2 A TE01 mode dielectric resonator circuit
09/11/1990US4956617 Mechanical adjustment arrangement for dielectric resonator oscillator
08/1990
08/29/1990EP0384465A1 Dielectric ceramic material and method of producing same
08/21/1990CA1273050A1 Microwave discharge light source apparatus
08/15/1990CN1009234B Microwave metallic cavity
08/15/1990CN1009233B Microstrip transmission line for coupling to dielectric resonator
07/1990
07/25/1990CN2059768U Dual-tube power sythesizer
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