Patents
Patents for H01P 3 - Waveguides; Transmission lines of the waveguide type (6,477)
03/1989
03/28/1989US4816791 Stripline to stripline coaxial transition
03/07/1989US4810982 Coaxial transmission-line matrix including in-plane crossover
02/1989
02/28/1989US4808274 Metallized substrates and process for producing
02/22/1989EP0304141A2 A dielectric waveguide
02/14/1989CA1250030A1 Staggered ground-plane microstrip transmission line
02/07/1989US4803450 Conductive vias bonding with high melting solder
02/01/1989EP0301674A2 A dielectric delay line
02/01/1989EP0110997B1 Semiconductor device package
01/1989
01/31/1989US4801905 Shielded printed circuit board system
01/24/1989US4800350 Barium tetratitanate powder cores, filling cylinders
01/24/1989CA1249379A1 Integrated circuit device having stacked conductive layers connecting circuit elements therethrough
01/18/1989EP0299616A2 A waveguide arrangement
01/18/1989CN2031164U Strip structure wave guide type polarization changing circuit
01/17/1989US4797995 Method of fabricating a hollow squarax inner conductor
01/10/1989CA1248386A1 Quadruple-clad optical fiberguide
12/1988
12/28/1988EP0296929A1 Balanced microwave transmission line with two coplanar conductors
12/27/1988US4794401 Rotation mechanism for a waveguide feeder
12/20/1988US4792774 Dielectric waveguide having higher order mode suppression filters
12/20/1988US4792773 Ultra high frequency circuit with low parasite capacities
12/13/1988CA1246363A1 Low dispersion, low-loss single-mode optical waveguide
12/06/1988US4789840 Integrated capacitance structures in microwave finline devices
12/06/1988CA1246170A1 Integrated circuit device having strip line structure therein
11/1988
11/24/1988DE3816443A1 Formbare duroplast-zusammensetzung A moldable thermoset-composition
11/15/1988US4785271 Stripline filter with improved resonator structure
11/15/1988US4785268 Dielectric waveguide delay line
11/15/1988CA1244897A1 Superelliptical waveguide connection
11/08/1988CA1244530A1 Quick-disconnect waveguide connector assembly
11/01/1988US4782314 Fluid-tight coupling device for microwaves
09/1988
09/20/1988US4772864 Multilayer circuit prototyping board
09/13/1988CA1242005A1 Hyperfrequency signal transmitting co-axial cable
08/1988
08/30/1988US4768006 Electrical and mechanical coupling for coupling a microwave case both to its source and to its support, and a method of using such a coupling
08/16/1988CA1240744A1 Isolator for microwave electromagnetic radiation
08/09/1988CA1240368A1 Sis mixer having thin film wrap around edge contact
08/03/1988CN86102523B Monolithic soft wave guide processing
07/1988
07/19/1988US4758922 High frequency circuit having a microstrip resonance element
07/19/1988CA1239483A1 Bond wire transmission line
07/06/1988CN86102523A Monolithic soft wave guide processing
07/05/1988US4755775 Microwave balun for mixers and modulators
06/1988
06/29/1988CN87213335U Spreading copper steel-core radio frequency coaxial cable
06/22/1988EP0137001B1 Coaxial transmission line crossing
06/07/1988US4749244 Frequency independent beam waveguide
05/1988
05/19/1988WO1988003712A1 Microwave antenna array waveguide assembly
05/11/1988EP0266877A2 Metallized substrates and process for their production
05/10/1988US4743915 Four-horn radiating modules with integral power divider/supply network
04/1988
04/19/1988US4739448 Microwave multiport multilayered integrated circuit chip carrier
04/05/1988US4735764 High vacuum
03/1988
03/30/1988CN87104723A Core for investment pattern for electrocast twist wave guide and the manufacturing method there of
03/08/1988US4730172 Launcher for surface wave transmission lines
03/03/1988DE3629745A1 Fin line for microwave technology
03/02/1988EP0258028A2 Electrical cables
03/01/1988US4728904 Extra high frequency (EHF) circuit module
03/01/1988CA1233532A1 Microstrip circuit
01/1988
01/19/1988US4720693 Ridged rectangular waveguide provided with a sealed window
01/19/1988US4720690 Sculptured stripline interface conductor
01/14/1988WO1986003891A3 A compound dielectric multi-conductor transmission line and devices constructed therefrom
12/1987
12/02/1987EP0247391A2 Fluid-tight microwave coupling device
12/01/1987US4710736 Flexible waveguides with 45° corrugations to allow bending and twisting of waveguides
11/1987
11/17/1987US4707671 Electrical transmission line
11/17/1987US4707039 Coaxial connector for controlled impedance transmission lines
11/11/1987EP0245048A2 Finline millimeter wave detector
11/04/1987EP0244105A2 Integrated capacitance structures in microwave finline devices
10/1987
10/27/1987US4703392 Microstrip line and method for fabrication
10/20/1987US4701723 Connection construction for electronic component
10/13/1987US4700159 Support structure for coaxial transmission line using spaced dielectric balls
10/07/1987EP0239912A1 Electrical and mechanical coupling device of a hyper-frequencies drawer with its supply and with its support, and process to operate such a device
08/1987
08/25/1987US4689585 Dielectric slab signal isolators
08/25/1987US4689584 Dielectric slab circulators
08/18/1987USRE32475 Optical waveguide transmitting light wave energy in single mode
08/11/1987US4686492 Impedance match connection using multiple layers of bond wires
07/1987
07/14/1987US4680557 Staggered ground-plane microstrip transmission line
06/1987
06/30/1987US4677404 Compound dielectric multi-conductor transmission line
06/24/1987EP0226090A2 Rotation mechanism for a waveguide feeder
06/23/1987US4675620 Coplanar waveguide crossover
06/16/1987US4673905 Corrugated elliptical waveguide or horn
06/02/1987US4670724 Stub-supported transmission line device
05/1987
05/19/1987US4665660 Millimeter wavelength dielectric waveguide having increased power output and a method of making same
05/19/1987CA1222029A1 Transmission lines
05/05/1987US4663095 Polytetrafluoroethylene
04/1987
04/01/1987EP0216699A1 Hyperfrequency circuit with a low parasitic capacitance
03/1987
03/31/1987US4654606 Mounting and ground conductor arrangement for a microwave resonance circuit device
03/31/1987US4654600 Phase detector
03/18/1987EP0214150A1 High-power coaxial cable.
03/03/1987US4647884 Controlled travel articulated linkage for waveguide and cabling support
03/03/1987US4647882 Miniature microwave guide
02/1987
02/24/1987US4646040 Gas permeable sintered waveguide wall
02/24/1987CA1218469A1 Method of suppressing magnetostatic waves in magnetic garnet films for microwave circuit applications
02/10/1987US4642585 Superelliptical waveguide connection
02/10/1987US4642417 Multilayer braided silver plated copper wires, polytetrafluoroethylene and polyurethane
02/03/1987US4641140 Miniaturized microwave transmission link
02/03/1987US4641116 Microwave filter
02/03/1987US4641110 Shielded radio frequency transmission cable having propagation constant enhancing means
02/03/1987US4641082 Six-port reflectometer
01/1987
01/27/1987US4639693 Strip line cable comprised of conductor pairs which are surrounded by porous dielectric
01/20/1987US4638272 Lossy transmission line using spaced ferrite beads
01/20/1987EP0191790A4 Waveguide delay.
01/14/1987CN85105427A Transmission line and measurement of groove width on plate conductor
12/1986
12/30/1986EP0205570A1 A compound dielectric multi-conductor transmission line.
12/17/1986EP0205212A1 Modular microwave antenna units and antenna composed of such units
12/16/1986CA1215475A1 Printed circuit board maximizing areas for component utilization
12/02/1986US4626810 Ptfe dielectric tape wrapping
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