Patents
Patents for H01P 3 - Waveguides; Transmission lines of the waveguide type (6,477)
02/1984
02/01/1984EP0099398A1 Low impedance coplanar microwave transmission line
01/1984
01/31/1984US4429290 Flexi-bend corrugated waveguide
12/1983
12/06/1983US4419637 Magnetostatic wave dioptric device
11/1983
11/29/1983CA1157958A2 Method of tuning apparatus by low power laser beam removal
11/10/1983WO1983003922A1 Semiconductor device
11/09/1983EP0093633A1 Substrate for an electric circuit, and method for its production
11/01/1983US4412722 Single mode fiber with graded index of refraction
08/1983
08/30/1983US4401844 Power supply bar comprising a stack of 2 n metal layers separated by 2 n dielectric layers
08/30/1983US4401363 Optical waveguide and method of propagating waves therein
08/09/1983US4397558 System for reducing the effects of background radiation
08/04/1983WO1983002687A1 Low impedance coplanar microwave transmission line
07/1983
07/26/1983US4395686 Attenuation of higher order width modes in magnetostatic wave devices
07/20/1983EP0083843A2 Low dispersion, low-loss single-mode optical waveguide
07/19/1983US4394633 Microstrip circuit with suspended substrate stripline regions embedded therein
07/05/1983US4392115 Volume magnetostatic wave device
05/1983
05/17/1983US4384367 MDS Receiver
05/17/1983US4384215 Capacitor element
05/10/1983US4383227 Suspended microstrip circuit for the propagation of an odd-wave mode
05/03/1983US4382236 Strip line cable using a porous, crystalline polymer dielectric tape
05/03/1983CA1145858A1 Method of tuning apparatus by low power laser beam removal
04/1983
04/28/1983WO1983001517A1 Single mode fiber with graded index of refraction
04/19/1983CA1144994A1 Microstrip delay line compensated for thermal phase variations
04/12/1983CA1144613A1 Waveguide device
03/1983
03/15/1983US4376920 Shielded radio frequency transmission cable
01/1983
01/19/1983EP0070104A2 Circuit matching elements
01/05/1983EP0069102A2 Impedance matching stripline transition for microwave signals
12/1982
12/28/1982CA1138572A1 Planar transmission line attenuator and switch
12/21/1982US4365222 Stripline support assembly
12/08/1982EP0066326A1 Bias circuit for active HF elements
12/07/1982CA1137219A1 Hybrid mode waveguide or feedhorn antennas
12/07/1982CA1137218A1 Hybrid mode waveguide and feedhorn antennas
11/1982
11/30/1982US4361818 Balanced converter for microwave range
11/23/1982CA1136300A1 Adjustable microstrip and stripline tuners
11/23/1982CA1136231A1 Microwave filter with dielectric resonators and telecommunication equipment using such a filter
11/16/1982CA1135547A1 Optical waveguide mode scrambler
10/1982
10/05/1982US4353132 Double superheterodyne tuner
09/1982
09/29/1982EP0061309A1 An improved stripline
09/03/1982EP0050657A4 Temperature-stable microwave integrated circuit delay line.
08/1982
08/25/1982EP0058587A1 Dioptric device for magnetostatic waves
07/1982
07/13/1982US4339733 Radiating cable
07/07/1982EP0055642A1 High frequency air filled triplate transmission line, and its applications
07/07/1982EP0055324A2 Monolithic microwave integrated circuit with integral array antenna
06/1982
06/29/1982CA1126549A2 Multicomponent optical waveguide having index gradient
06/23/1982EP0054226A1 Waveguide and its manufacturing process
06/22/1982CA1126411A1 Microwave circuit board
06/09/1982EP0053531A1 Feed bus made of a stack of 2 N dielectric layers disposed alternately with 2N metallic layers
06/08/1982CA1125396A1 Microwave terminating structure
05/1982
05/25/1982CA1124340A1 Method of manufacturing hollow waveguides for transmission of electromagnetic waves and waveguides realized by this method
05/25/1982CA1124118A1 Multicomponent optical waveguide having index gradient
05/11/1982US4329667 Coaxial cable low frequency band-pass filter
05/05/1982EP0050657A1 Temperature-stable microwave integrated circuit delay line
04/1982
04/28/1982EP0050393A2 Finline circuit configuration
04/06/1982US4323867 Fragment-tolerant transmission line
03/1982
03/30/1982CA1121007A1 Waveguide for the transmission of electromagnetic energy
03/23/1982CA1120601A1 Thin film lossy line package
03/10/1982EP0046996A1 Antenna systems
03/09/1982US4319208 Microwave filter incorporating dielectric resonators
02/1982
02/16/1982US4316162 Magnetostatic wave device containing attenuation means and the way of making it
02/02/1982US4314214 Magnetostatic-wave device comprising a conducting strip exchange structure
01/1982
01/27/1982EP0044742A2 Capacitor element
01/26/1982US4313095 Microwave circuit with coplanar conductor strips
01/26/1982EP0037421A4 Thin film structure for ceramic substrates.
01/21/1982WO1982000222A1 Method for manufacturing waveguides and waveguides obtained thereby
01/13/1982EP0043780A2 Manufacturing process for waveguides, and waveguides so obtained
01/13/1982EP0043689A2 Beam waveguide feed for antenna
12/1981
12/01/1981US4303900 Wide band waveguide with double polarization and ultra-high frequency circuit incorporating such a waveguide
11/1981
11/18/1981EP0040067A1 Strip line cable
10/1981
10/29/1981WO1981003087A1 Temperature-stable microwave integrated circuit delay line
10/27/1981US4297647 Hybrid integrated circuit and a method for producing the same
10/21/1981EP0038260A1 Magnetostatic volume wave device
10/14/1981EP0037421A1 Thin film structure for ceramic substrates.
10/06/1981US4293833 Millimeter wave transmission line using thallium bromo-iodide fiber
10/06/1981US4293830 Microstrip delay line compensated for thermal phase variations
09/1981
09/30/1981EP0036627A1 Galvanic uncoupling device for a television antenna or TV teledistribution cable
09/22/1981US4291289 Shielded surface wave transmission line
09/08/1981US4288530 Method of tuning apparatus by low power laser beam removal
09/01/1981US4287495 Thermally compensated phase-stable waveguide
09/01/1981US4287384 Phase stabilization type coaxial cable
09/01/1981CA1108307A1 Hybrid integrated circuit and a method for producing the same
08/1981
08/18/1981US4284967 Waveguide device
08/11/1981US4283694 Impedance-matching network realized in microstrip technique
07/1981
07/28/1981CA1106006A1 Circular waveguide
07/14/1981US4278955 Coupler for feeding extensible transmission line
07/07/1981CA1104676A1 Leaky coaxial cable and shield tape for use in making same
05/1981
05/12/1981US4267532 Adjustable microstrip and stripline tuners
05/12/1981US4267520 Hybrid component for very high frequency amplification
05/05/1981US4265690 Curing
04/1981
04/16/1981WO1981001080A1 Adjustable microstrip and stripline tuners
04/16/1981WO1981001079A1 Thin film structure for ceramic substrates
04/07/1981US4260221 Multimode fiber with z-dependent index profile
03/1981
03/11/1981EP0024685A1 Hybrid mode waveguiding member and hybrid mode feedhorn antenna
02/1981
02/10/1981US4249300 Copper-lined aluminum tube with heat-shrunk polyethylene lining
01/1981
01/28/1981EP0022990A1 Microstrip microwave balun
01/21/1981EP0022700A1 Magnetostatic wave device comprising a conductive-track changing structure
01/20/1981US4246584 Hybrid mode waveguide or feedhorn antenna
01/07/1981EP0021878A1 Magnetostatic wave device comprising attenuating means, and process for its manufacture
11/1980
11/11/1980US4233577 Flat transmission path for communication system
10/1980
10/29/1980EP0018261A1 Wide-band waveguide with double polarisation
10/28/1980US4231042 Hybrid mode waveguide and feedhorn antennas
10/21/1980US4229067 Optical waveguide mode scrambler
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