Patents for H01P 1 - Auxiliary devices (25,484)
03/2000
03/08/2000EP0984509A2 Reflection mode phase shifter
03/08/2000EP0984508A2 Phase-tunable antenna feed network
03/08/2000EP0984503A2 Multilayer filter
03/08/2000EP0984502A2 High frequency low loss electrode
03/08/2000EP0984501A2 High frequency low loss electrode
03/08/2000EP0983616A1 Method and device for connecting two millimetric elements
03/08/2000CN1246966A Irreversible circuit element
03/08/2000CN1050249C Signal transformation switch
03/07/2000US6034580 Coplanar waveguide filter
03/07/2000US6034579 Dielectric filter of the band elimination type
03/07/2000US6034575 Variable attenuator
03/04/2000CA2279704A1 Reflection mode phase shifter
03/02/2000WO1999067853A3 Phased array antenna using piezoelectric actuators
03/01/2000EP0982803A2 Antenna system
03/01/2000EP0982792A2 Antenna duplexer and communication apparatus
03/01/2000EP0982791A2 Frequency-variable type filter, duplexer and transceiver
03/01/2000EP0907991A4 Radio frequency switch assembly
03/01/2000EP0734594B1 Microwave filter
03/01/2000CN1245983A Filter element and its production method
02/2000
02/29/2000US6031507 Antenna apparatus
02/29/2000US6031436 Single and dual mode helix loaded cavity filters
02/29/2000US6031434 Coaxially configured OMT-multiplexer assembly
02/29/2000US6031433 Dielectric waveguide
02/24/2000WO1999063562B1 Low-voltage, electrostatic type microelectromechanical system switches for radio-frequency applications
02/23/2000EP0916168B1 A phase control device
02/23/2000CN1245630A Connector assembly, and associated method, for radio frequency circuit device
02/22/2000US6029075 Multilayer
02/22/2000US6028692 Controllable optical periodic surface filter
02/22/2000US6028552 Waveguide phased array antenna apparatus
02/22/2000US6028498 Low inductance interconnect having a comb-like resilient structure
02/22/2000US6028495 Magnetostatic-wave device
02/22/2000US6028353 Chip bead element and manufacturing method thereof
02/22/2000US6028007 Low cost hermetic sealed microwave module packaging
02/17/2000WO2000008775A1 Rf receiver having cascaded filters and an intermediate amplifier stage
02/17/2000DE19833803A1 Antennenweiche Antenna Combiner
02/17/2000CA2349324A1 Rf receiver having cascaded filters and an intermediate amplifier stage
02/16/2000EP0980110A2 Nonreciprocal circuit device including dielectric waveguide and radio device including same
02/16/2000EP0980109A2 Duplexer and communication apparatus
02/16/2000EP0786157B1 Frequency transformation apparatus and method in narrow-band filter designs
02/16/2000CN1244955A Dielectric resonator, dielectric filter, dielectric duplexer and method for manufacturing dielectric resonator
02/16/2000CN1244736A Non inversible circuit device containing medium wave guide and radio device containing it
02/15/2000US6026281 Dielectric filter having coupling windows between resonators, and transceiver using the dielectric filter
02/15/2000US6025809 Antenna radiating element
02/15/2000US6025764 Input coupling adjustment arrangement for radio frequency filters
02/15/2000US6025759 Microwave integrated circuit including surface mounting type isolator
02/15/2000US6025678 Linear-beam microwave tube with output cavity beyond the collector
02/10/2000WO2000007297A1 Antenna diplexer
02/10/2000WO2000007211A1 Waveguide series resonant cavity for enhancing efficiency and bandwidth in a linear beam tube
02/09/2000EP0978895A2 Dual band combiner arrangement
02/09/2000EP0978894A2 Coaxial broadband surge voltage arrester
02/09/2000EP0978893A2 Single-pole single-throw microelectro-mechanical switch with active off-state control
02/09/2000EP0978157A1 Wide-band electromagnetic-pulse conductor
02/09/2000EP0978151A1 Device for frequency selective suppression of high frequency signals
02/08/2000US6023612 Modular transmission system and method
02/08/2000US6023608 Integrated filter construction
02/08/2000US6023209 Coplanar microwave circuit having suppression of undesired modes
02/08/2000US6023208 Dielectric filter
02/08/2000US6023207 Dielectric filter and method for adjusting resonance frequency of the same
02/08/2000US6023206 Slot line band pass filter
02/08/2000US6023205 Circuit arrangement for reducing passband ripple of a bandpass filter
02/08/2000US6023201 Electrical signal transmission device protected against electromagnetic interference
02/07/2000CA2273669A1 Dual band combiner arrangement
02/03/2000WO2000005778A1 Insulated waveguide and semiconductor production equipment
02/03/2000WO1999060655A9 Switching relay with magnetically resettable actuator mechanism
02/02/2000EP0977299A2 Active high frequency control element
02/02/2000EP0977298A2 High-frequency module
02/02/2000CN1243608A Device for contactless transmission of electrical signals and/or energy
02/01/2000US6021318 Transceiver switchover arrangement
02/01/2000US6020800 Dielectric waveguide resonator, dielectric waveguide filter, and method of adjusting the characteristics thereof
02/01/2000US6020799 Laminated dielectric antenna duplexer and a dielectric filter
02/01/2000US6020798 Dielectric laminated device and its manufacturing method
02/01/2000US6020793 Non-reciprocal circuit device
02/01/2000US6020564 Low-voltage long life electrostatic microelectromechanical system switches for radio-frequency applications
01/2000
01/27/2000WO2000004602A1 A switchable low-pass filter
01/27/2000WO1999063615A3 Dielectric filter
01/27/2000DE19859207A1 Small, light weight dielectric filter used in mobile communication terminal equipment with high frequency band characteristics
01/27/2000DE19833512A1 Aktives Hochfrequenzsteuerelement High frequency active control
01/27/2000CA2337873A1 A switchable low-pass filter
01/26/2000EP0975043A2 High-frequency circuit device and communication apparatus
01/26/2000CN1242620A Dielectric filter, transmission/reception sharing device, and communication device
01/25/2000US6018282 Voltage-controlled variable-passband filter and high-frequency circuit module incorporating same
01/25/2000US6018279 Radio frequency coupler
01/25/2000US6018276 Waveguide input apparatus of two orthogonally polarized waves including two probes attached to a common board
01/20/2000WO2000003450A1 Multilayer ceramic integrated circuit including receiver front-end
01/20/2000DE19859205A1 Dielectric filter containing dielectric blocks with conductive patterns for creating high attenuation in a band pass filter for communication systems
01/19/2000EP0973225A1 Coupling network and method for widening the varactor diode tuning band of microstrip dielectric resonators
01/19/2000EP0756762B1 Antenna system
01/18/2000US6016434 Resonator composed of electrical conductor and having two dipole modes orthogonally polarizing without energy degeneration as resonant modes
01/18/2000US6016304 RF phase and/or amplitude control device
01/18/2000US6016122 Phased array antenna using piezoelectric actuators in variable capacitors to control phase shifters and method of manufacture thereof
01/18/2000US6016092 Miniature electromagnetic microwave switches and switch arrays
01/18/2000US6016091 Dielectric resonator device comprising a dielectric resonator and thin film electrode layers formed thereon
01/18/2000US6016090 Dielectric resonator apparatus and high-frequency module
01/18/2000US6016088 Magnetostatic wave device
01/18/2000US6016085 Flat cable load
01/13/2000DE19822072C1 Microwave switch, e.g. for satellite application as redundant switch, achieves higher operating frequency with a significantly greater gap between the rotor and generator housing
01/12/2000EP0971435A2 Directional coupler, antenna device, and transmitting - receiving device
01/12/2000EP0971434A1 Composite switch circuit and composite switch device
01/12/2000EP0970397A1 Optical diffraction grating
01/12/2000CN2358561Y Improved subminiature double vibrator ceramic intermediate-frequency transformer