Patents
Sitemap › H01 - Basic electric elements › H01P - Waveguides; Resonators, lines or other devices of the waveguide type › H01P 1 - Auxiliary devices
Patents for H01P 1 - Auxiliary devices (25,484)
01/1999
01/27/1999EP0893882A2 High frequency switch device, front end unit and transceiver
01/27/1999EP0893839A1 Multilayer filter
01/27/1999CN2305762Y One cavity three mode double operation device having one or two feedback
01/26/1999US5864265 Bandstop filter module with shunt zero
01/26/1999US5864264 Dielectric filter
01/26/1999US5864263 Dielectric filter with protective film covering the edges of the input/output electrodes and external electrode
01/20/1999EP0892455A1 Temperature compensated tuning arrangement for a waveguide component
01/20/1999EP0892419A2 Micro electro-mechanical system (MEMS) switch
01/20/1999EP0891646A1 Signal conductor
01/19/1999US5862462 Power enhancement techniques for high power satellites
01/19/1999CA2206942C Filter with temperature compensated tuning screw
01/14/1999WO1999001906A1 Variable attenuator device for a rectangular waveguide
01/14/1999WO1999001905A1 Resonator structure providing notch and bandpass filtering
01/13/1999EP0611488B1 Dual polarisation waveguide probe system
01/12/1999US5859575 Dielectric filter
01/12/1999CA2069776C Temperature-stable folded waveguide filter of reduced length
01/07/1999EP0888645A1 Filter and method and apparatus for manufacturing filters
01/06/1999CN1041583C Waveguide-coaxial wire converter
01/05/1999US5856768 Transition and interconnect structure for a cryocable
01/05/1999US5856767 DC bias device for high power, low intermodulation RF-systems
01/05/1999US5856713 N-way MMIC switch
12/1998
12/30/1998WO1998059294A1 Jitter reduction module
12/30/1998EP0887877A2 Surface mounting type isolator and surface mounting type circulator
12/23/1998EP0886335A2 Dielectric waveguide
12/23/1998CN1202746A Antenna source for transmitting and receiving microwaves
12/22/1998US5852390 Circularly polarized wave-linearly polarized wave transducer
12/22/1998US5851083 Microwave level gauge having an adapter with a thermal barrier
12/22/1998CA2110676C Waveguide rotary joint
12/22/1998CA2086293C High frequency filter having common coupling rods fixedly mounted and coupled through a common wall
12/17/1998WO1998057397A1 Compressible coaxial interconnection with integrated environmental seal
12/16/1998CN1041256C Non-reciprocal circuit element
12/15/1998US5850168 Ceramic transverse-electromagnetic-mode filter having a waveguide cavity mode frequency shifting void and method of tuning same
12/15/1998CA2186948C A folded single mode dielectric resonator filter with couplings between adjacent resonators and cross diagonal couplings between non-sequential contiguous resonators
12/10/1998WO1998056060A1 Two-frequency switch, device using two-frequency antenna in common, and mobile radio communication equipment for two-frequency bands using the device
12/10/1998DE19749912A1 Coupler for distribution and synthesis of microwave power in microwave circuit
12/10/1998DE19741147C1 Ceramic filter manufacturing method
12/09/1998EP0883328A1 Circuit board comprising a high frequency transmission line
12/09/1998EP0883203A2 Filter with temperature compensated tuning screw
12/09/1998EP0883202A2 Device for filtering high frequency signals
12/09/1998EP0883178A2 Cryogenic electronic assembly
12/09/1998CN1201272A Medium filter, emitting/receiving duplexer and communication device
12/09/1998CN1201271A Medium filter, medium duplexer and communication equipment using same
12/08/1998US5847628 Electronic part using a material with microwave absorbing properties
12/08/1998US5847624 Discrete increment signal processing system using parallel branched N-state attenuator networks
12/03/1998WO1998054783A2 Filter tuning device and tuning plate including a number of such devices
12/03/1998WO1998039931A3 Radio frequency switch assembly
12/03/1998CA2291100A1 Filter tuning device and tuning plate including a number of such devices
12/02/1998EP0881700A1 Dielectric filter, dielectric duplexer and communication apparatus
12/02/1998EP0880803A1 Mounting of dielectric resonators
12/01/1998US5844454 Dielectric filter with non-conductive edge
12/01/1998US5843871 Electromagnetic filter having a transmission line disposed in a cover of the filter housing
12/01/1998US5842877 Shielded and impedance-matched connector assembly, and associated method, for radio frequency circuit device
12/01/1998CA2035804C Double-core, active fiber optical amplifier having a wide band signal wavelength
11/1998
11/26/1998WO1998053519A1 A circulator conductor arrangement
11/26/1998WO1998053518A1 Method and device for connecting two millimetric elements
11/26/1998CA2290647A1 Method and device for connecting two millimetric elements
11/25/1998EP0880193A1 Antenna source for the transmission and reception of microwaves
11/25/1998EP0880192A1 Dielectric resonator, dielectric notch filter, and dielectric filter
11/25/1998EP0880191A1 Dielectric resonator, dielectric filter, duplexer and communication device
11/25/1998CN1199937A Dielectric resonator, dielectric filter, duplexer, and communication device
11/25/1998CN1040927C An improved ceramic deplex filter
11/24/1998US5841404 Electromagnetic wave transmitting and transferring device with high polarization isolation performance
11/24/1998US5841342 Voltage controlled superconducting microwave switch and method of operation thereof
11/24/1998US5841332 Dielectric filter and method of adjusting central frequency of the same
11/24/1998US5841331 Dielectric filter
11/24/1998US5841330 Series coupled filters where the first filter is a dielectric resonator filter with cross-coupling
11/24/1998US5841327 Electrically switched multiport microwave launcher
11/21/1998CA2235792A1 Antenna source for transmitting and receiving polarized microwaves
11/19/1998WO1998052291A1 Arrangement for reducing intermodulation distortion of radio frequency signals
11/19/1998WO1998052245A1 Microwave ferrite resonator mounting structure having reduced mechanical vibration sensitivity
11/18/1998EP0878862A1 Simultaneous coupling bandpass filter and method
11/18/1998EP0764338A4 Microwave multi-port transfer switch
11/18/1998CN2297806Y Band-pass and band-stop filter capable of raising band-pass filtering rejection
11/18/1998CN1199510A Method of tunning summing network of base station
11/18/1998CN1199252A Dielectric filter and communication apparatus using same
11/17/1998US5838213 Electromagnetic filter having side-coupled resonators each located in a plane
11/17/1998US5838209 Nonreciprocal junction circuit element having different conductor intersecting angles
11/17/1998CA2197253C Planar dual mode filters and a method of construction thereof
11/11/1998EP0877436A1 Dielectric duplexer unit
11/11/1998EP0877435A1 Dielectric resonator, dielectric notch filter, and dielectric filter
11/11/1998EP0877434A1 Dielectric resonator, dielectric notch filter, and dielectric filter
11/11/1998EP0877433A1 Dielectric filter device
11/11/1998EP0876694A1 Method of tunning summing network of base station
11/11/1998CN1198856A Bypass device in an amplifier unit
11/11/1998CN1198612A Shared antenna device
11/10/1998US5834994 Multilayer lowpass filter with improved ground plane configuration
11/10/1998US5834990 High-frequency switching distributor
11/10/1998US5832578 Method of manufacturing a filter by forming strip lines on a substrate and dividing the substrate
11/04/1998EP0876069A1 Switch network
11/04/1998EP0875990A1 Magnetostatic wave device
11/04/1998EP0786158A4 Ceramic filter with ground plane features which provide transmission zero and coupling adjustment
11/04/1998CN1198259A Ceramic stripline filter
11/04/1998CN1198258A Receiver with stripline filter and stripline filter
11/04/1998CN1198024A Dielectric resonator, dielectric filter, sharing device, and communication apparatus
11/03/1998US5831497 Dielectirc resonator apparatus
11/03/1998US5831496 Dielectric filter
11/03/1998US5831495 Dielectric filter including laterally extending auxiliary through bores
11/03/1998US5831491 High power broadband termination for k-band amplifier combiners
11/03/1998US5831490 Method and apparatus for tuning a base station summing network having at least two transmitter branches
11/03/1998US5830591 Reduction of dielectric function
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