Patents
Patents for H01P 11 - Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type (3,866)
11/1990
11/27/1990US4973567 Electric ceramic composition
11/24/1990CA2017352A1 Circuit and component realisation structure applied to microwaves
11/07/1990EP0396480A1 Method of adjusting a frequency response in a three-conductor type filter device
10/1990
10/23/1990US4965094 Applying solutions of silver ammonia complex and reducing agent to the surface of a dielectric material
09/1990
09/19/1990EP0388291A1 Method of forming a helical waveguide using a deposit screen
09/19/1990EP0388290A1 Optical waveguides formed from multiple layers
09/17/1990CA2012213A1 Method of forming a helical waveguide using a deposit screen
09/17/1990CA2012211A1 Optical waveguides formed from multiple layers
09/06/1990DE3906587A1 Waveguide made of electrically and thermally highly conductive metal
09/05/1990EP0385453A1 Microwave ceramic magnetic material manufacturing process
08/1990
08/14/1990US4949057 Distributed constant type delay line device and a manufacturing method thereof
08/08/1990EP0380620A1 Flexible coaxial cable and method for manufacturing the same.
07/1990
07/12/1990WO1990007793A1 Low temperature cofired ceramic packages for microwave and millimeter wave gallium arsenide integrated circuits
07/11/1990EP0377280A1 Dielectric ceramic composition
07/04/1990EP0375840A2 Apparatus for transmitting high-frequency signals
07/03/1990CA1271268A1 Method of making a flexible microcircuit
06/1990
06/12/1990US4932749 Optical waveguides formed from multiple layers
06/05/1990US4930215 Method for the fabrication of a connection zone for a symmetrical strip line type microwave circuit and circuit obtained thereby
05/1990
05/29/1990US4929962 Feed horn for a telecommunications antenna
05/17/1990WO1990005389A1 Dielectric resonator, method of producing the same, and plating device therefor
05/08/1990CA1268618A1 Method for making an optical waveguide element
05/01/1990USH781 Method of making a ferrite circulator
04/1990
04/17/1990US4918411 For passing an RF signal
04/17/1990US4916808 Process for fabricating a sculptured stripling interface conductor
03/1990
03/21/1990EP0359411A2 High-frequency substrate material for thin-film layered perovskite superconductors
03/20/1990US4909909 Laminating using high frequency circuit
03/14/1990EP0358497A2 Broadbrand microstrip to coplanar waveguide transition by anisotropic etching of gallium arsenide
03/08/1990WO1990002427A1 Antenna lamination technique
03/08/1990WO1990002426A1 Improvements in electromagnetic screening
03/07/1990EP0357507A2 Superconducting article containing thallium
03/07/1990EP0357486A1 Process for producing a connection zone for a hyperfrequency circuit of the triplate type, and circuit so obtained
03/07/1990EP0357233A2 Waveguide apparatus
03/06/1990US4906956 On-chip tuning for integrated circuit using heat responsive element
03/06/1990US4906953 Broadband microstrip to coplanar waveguide transition by anisotropic etching of gallium arsenide
03/06/1990US4906951 Birefringent corrugated waveguide
02/1990
02/14/1990EP0354671A1 Stand-off transmission lines and methods for making same
02/08/1990WO1990001222A1 Flexible coaxial cable and method for manufacturing the same
02/06/1990US4899118 Low temperature cofired ceramic packages for microwave and millimeter wave gallium arsenide integrated circuits
01/1990
01/31/1990EP0352805A2 Distributed constant type delay line device and a manufacturing method thereof
01/31/1990EP0352628A2 Dielectric resonator and manufacturing method therefor
01/24/1990EP0351840A2 Dielectric-loaded cavity resonator
01/17/1990EP0151596B1 Microwave circuit device
12/1989
12/26/1989US4890079 Di-electric bandpass filter
12/19/1989US4887346 Method for making an ultra-high frequency transition between two orthogal guided structures and ultra-high frequency device with a transition of this type
12/13/1989EP0345507A2 Tuneless monolithic ceramic filter
12/12/1989US4885839 Process of fabricating a waveguide
12/07/1989DE3818800A1 Process for introducing profiled patterns (profile patterns) onto or into surfaces whose cross-sections are parts of a circle (semicircle) or another geometrical figure, by using the single-stage or multi-stage photo-etching technique (ProMus process)
11/1989
11/29/1989EP0343771A1 Transmission line
11/21/1989US4882026 Dielectric block plating apparatus
11/21/1989CA1263181A1 Electromagnetically coupled microstrip antennas having feeding patches capacitively coupled to feedlines
11/21/1989CA1263155A1 Doubly-truncated circular waveguide
11/02/1989DE3812660A1 Radio-frequency resonator having a cooling jacket, and a method for production
10/1989
10/31/1989US4877493 Dielectric block plating process
10/18/1989EP0337331A1 Method for producing an allround-shielded transmission line
09/1989
09/26/1989US4870377 Electronic circuit substrate construction
08/1989
08/29/1989US4862186 Microwave antenna array waveguide assembly
08/23/1989EP0329090A2 Toothed coupling iris
08/15/1989US4857871 Magnetic field-tunable filter with plural section housing and method of making the same
08/15/1989US4857360 Irreversible color change with heat
07/1989
07/04/1989US4845448 Arrangement in wave guide flanges
07/04/1989US4845311 Flexible coaxial cable apparatus and method
06/1989
06/14/1989EP0319629A1 Method of effectuating a microwave transition between two orthogonal guiding structures, und microwave circuit using it
05/1989
05/09/1989US4829314 Microwave plane antenna simultaneously receiving two polarizations
04/1989
04/04/1989US4818962 Waveguide obtained by selective etching method
03/1989
03/14/1989US4812790 Toothed coupling iris
03/08/1989EP0118537B1 Method for fabricating corrugated microwave components
02/1989
02/21/1989US4806941 Microwave component
01/1989
01/19/1989DE3722745A1 Manufacturing process for hollow bodies of coated plates and an apparatus, in particular a superconductive high-frequency resonator
01/18/1989EP0299616A2 A waveguide arrangement
01/17/1989US4797995 Method of fabricating a hollow squarax inner conductor
12/1988
12/14/1988CN87210035U Component model cores for making rectangle noundel wave guide
11/1988
11/15/1988US4784877 Rods as optical conductors, vapor deposition
11/09/1988EP0290210A2 Dielectric block plating process and a plating apparatus for carrying out the same
10/1988
10/19/1988EP0287538A1 Arrangement for attaching a flange to a wave guide
10/11/1988CA1242868A1 Method of manufacturing a waveguide filter and waveguide filter manufactured by means of the method
08/1988
08/23/1988US4765055 Method of fabricating a superconducting cavity
08/16/1988US4763398 Method of manufacturing a light conductor and hollow metal light conductor manufactured according to the method
08/09/1988CA1240368A1 Sis mixer having thin film wrap around edge contact
08/03/1988CN86102523B Monolithic soft wave guide processing
08/02/1988US4761654 Electromagnetically coupled microstrip antennas having feeding patches capacitively coupled to feedlines
07/1988
07/26/1988US4760362 Leaky coaxial cable providing inductive coupling by eliminating radiating gaps, and the method of making same
07/13/1988EP0274074A2 Feeding radiator for a communications antenna
07/06/1988CN86102523A Monolithic soft wave guide processing
06/1988
06/15/1988EP0271458A2 Electromagnetically coupled printed-circuit antennas having patches or slots capacitively coupled to feedlines
06/14/1988US4751481 Molded resonator
06/14/1988US4750979 Using mixture of oxygen and inert gas during cleaning prior to electrode deposition
06/09/1988DE3641329A1 Method for producing a waveguide curve
05/1988
05/19/1988WO1988003712A1 Microwave antenna array waveguide assembly
05/17/1988US4745379 Launcher-less and lumped capacitor-less ceramic comb-line filters
05/11/1988EP0266934A1 Method for makings an optical waveguide element
05/03/1988US4742355 Serpentine feeds and method of making same
04/1988
04/28/1988DE3635499A1 Waveguide filter
03/1988
03/30/1988EP0261121A1 A method for manufacturing a wave-guide section providing a continuous transition and a microwave antenna using this wave-guide section
03/30/1988CN87104723A Core for investment pattern for electrocast twist wave guide and the manufacturing method there of
03/29/1988US4734666 Microwave apparatus having coaxial waveguide partitioned by vacuum-tight dielectric plate
03/09/1988CN86207242U Uhf middle power load
03/02/1988EP0257801A2 Method of making a flexible microcircuit
02/1988
02/09/1988US4724408 Waveguide filter
01/1988
01/26/1988US4721959 Monopulse comparator formed in a milled channel plate structure
01/26/1988CA1231830A1 Making a wave guide
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