Patents for H01P 1 - Auxiliary devices (25,484)
01/1998
01/27/1998US5712648 Dielectric filter and antenna duplexer
01/27/1998US5712604 Dielectric filter including at least one band elimination filter
01/27/1998US5712603 Multipole multiposition microwave switch with a common redundancy
01/22/1998WO1998002935A1 Printed circuit board layering configuration for very high bandwidth interconnect
01/22/1998WO1998002934A1 Monolithic filter
01/22/1998CA2260212A1 Monolithic filter
01/21/1998EP0820155A2 Duplexer
01/21/1998EP0820115A2 Dielectric laminated device and its manufacturing method
01/21/1998EP0820114A1 Multilayer dielectric line circuit
01/20/1998US5710530 TM dual mode dielectric resonator apparatus and methods for adjusting coupling coefficient and resonance frequencies thereof
01/20/1998US5710105 TM0i0 mode high power high temperature superconducting filters
01/20/1998US5709811 Magnetic material for microwave and high-frequency circuit component using the same
01/15/1998WO1998001964A1 Modular transmission system and method
01/15/1998WO1998001946A1 Controller-based radio frequency amplifier module and method
01/15/1998WO1998001918A1 Ceramic filter with a coplanar shield
01/14/1998EP0818883A2 Duplex filter
01/14/1998EP0818844A2 Dielectric-line integrated circuit
01/14/1998EP0817983A1 Substrate system for optoelectronic/microwave circuits
01/13/1998US5708404 TM dual mode dielectric resonator and filter utilizing a hole to equalize the resonators resonance frequencies
01/13/1998US5708397 High frequency circuit device with stripline having an adjustable attachment position for varactor diode terminal
01/08/1998WO1998000881A1 Near resonant cavity tuning devices
01/08/1998WO1998000880A1 Planar radio frequency filter
01/07/1998EP0817303A2 Dielectric filter and dielectric duplexer
01/07/1998EP0817302A2 Method of forming electrodes of a dielectric filter
01/07/1998EP0817301A1 Input coupling adjustment arrangement for radio frequency filters
01/07/1998EP0816857A2 Differential attenuator common mode rejection correction circuit
01/07/1998EP0815612A1 Dielectric resonator filter
01/07/1998EP0815611A1 Improved dual polarisation waveguide probe system
01/06/1998US5705965 Cavity type band-pass filter with comb-line structure
12/1997
12/31/1997WO1997050145A1 TM0i0 MODE HIGH POWER HIGH TEMPERATURE SUPERCONDUCTING FILTERS, FILTER BANKS, AND MULTIPLEXERS
12/31/1997WO1997050144A1 Planar high temperature superconductor filters or multiplexers with backside coupling
12/30/1997US5703547 Dual-mode cavity for waveguide bandpass filter
12/30/1997US5703546 Strip line filter having dual mode loop resonators
12/30/1997US5703545 High frequency filter circuit
12/30/1997US5703544 RF printed circuit module and method of making same
12/30/1997US5703020 Electromagnetic wave phase shifters
12/30/1997CA2034797C Optical amplifier with bent, single-mode active fiber
12/29/1997EP0814560A1 Magnetostatic wave device
12/24/1997WO1997049173A1 Subharmonic frequency converter for applications to millimetric radio waves
12/24/1997WO1997049172A1 Frequency converter for the application on millimetric radio waves
12/24/1997WO1997049140A2 Integrated filter
12/24/1997CN1036818C Microwave interdigitated low-resistance filter
12/24/1997CA2257906A1 Integrated filter
12/23/1997US5701108 Magnetostatic wave device with a magnetic field applied parallel to an axis of easy magnetization
12/18/1997WO1997048146A1 Ceramic stripline filter
12/17/1997EP0813298A2 High frequency filter
12/17/1997EP0813266A2 Microwave filter comprising several coaxial resonators
12/17/1997CN1168039A Distributor, synthesizer and S/N enhancer
12/17/1997CN1168006A High frequency filter
12/16/1997US5699072 Feed-horn with helical antenna element and converter including the same
12/16/1997US5699029 Simultaneous coupling bandpass filter and method
12/11/1997WO1997047053A1 Receiver with stripline filter and stripline filter
12/10/1997EP0812029A1 Plural frequency antenna feed
12/10/1997EP0812025A1 Multi-layer thin-film electrode, high-frequency transmission line, high-frequency resonator, and high-frequency filter
12/10/1997EP0811307A1 Microwave power control apparatus for linear accelerator
12/10/1997CN2270278Y Low-noise amplifying frequency-lowering apparatus for microwave receiving
12/10/1997CN1167545A Antenna control system
12/10/1997CN1167367A Composite high-frequency element
12/10/1997CN1167347A Receiver
12/10/1997CN1167346A Medium wave filter
12/09/1997US5697088 Communication device
12/09/1997US5696474 High frequency hermetically sealed electrical feed through connector
12/09/1997US5696473 Dielectric filter having a non-right angle stepped end surface
12/09/1997US5696470 Solid-state electronic switching module
12/09/1997CA2121744C Tandem cavity thermal compensation
12/04/1997WO1997045888A1 Method of tuning planar superconductive filters
12/04/1997DE19621335A1 Verfahren zur Abstimmung von planaren supraleitenden Filtern A method of tuning of planar superconducting filters
12/02/1997US5694134 Incorporating continuously variable phase delay transmission lines which provide for steering antenna beam
12/02/1997US5693595 Thin film resistor, thin film capacitor on substrate, substrate devoid of via holes connecting ground plane with resistor or capacitor
11/1997
11/27/1997WO1997044852A1 Resonators for high power high temperature superconducting devices
11/27/1997WO1997044849A1 Electronically controlled switching device
11/27/1997DE19619585A1 Planar HF resonator with superconductor micro structure
11/27/1997CA2255648A1 Resonators for high power high temperature superconducting devices
11/26/1997EP0809318A1 Circulator
11/26/1997EP0809317A1 Frequency multiplexing/demultiplexing of RF signal channels
11/26/1997EP0809316A1 Transmitter-receiver
11/26/1997EP0809315A1 Dielectric filter
11/25/1997US5691677 Tunable resonator for microwave oscillators and filters
11/25/1997US5691676 Strip line filter, receiver with strip line filter and method of tuning the strip line filter
11/25/1997US5691675 Resonator with external conductor as resonance inductance element and multiple resonator filter
11/25/1997US5691674 Dielectric resonator apparatus comprising at least three quarter-wavelength dielectric coaxial resonators and having capacitance coupling electrodes
11/25/1997US5691673 Semiconductor integrated circuit apparatus having input/output portions impedance-matched for transmission lines
11/25/1997US5691672 Magnetic coupling device between a TEM line main conductor and a waveguide forming a λg/2 resonator
11/23/1997CA2203959A1 Multiplexing/demultiplexing an fdm of rf signal channels
11/22/1997CA2205691A1 A circular waveguide dual-mode filter
11/19/1997CN1165587A Dual-band antenna system
11/18/1997US5689818 Mobile terminal device for telecommunications, including a switch circuit
11/18/1997US5689221 Radio frequency filter comprising helix resonators
11/18/1997US5689219 Summing network
11/18/1997CA2114029C Multi-passband dielectric filter construction
11/13/1997WO1997042679A1 Dual mode microwave band pass filter made of high quality resonators
11/13/1997WO1997042678A1 Coplanar waveguide coupler
11/13/1997CA2252659A1 Dual mode microwave band pass filter made of high quality resonators
11/12/1997EP0806807A2 Coaxial filter
11/11/1997US5686874 Temperature-compensated combiner
11/11/1997US5686873 Antenna duplexer having transmit and receive portion formed in a single dielectric block
11/06/1997WO1997041615A1 High-power rf load
11/06/1997WO1997041614A1 Active high-power rf switch
11/06/1997WO1997034336A3 RF printed circuit module and method of making same
11/04/1997US5684492 Antenna device having a band pass filter