Patents
Sitemap › H01 - Basic electric elements › H01P - Waveguides; Resonators, lines or other devices of the waveguide type › H01P 5 - Coupling devices of the waveguide type
Patents for H01P 5 - Coupling devices of the waveguide type (11,303)
12/1998
12/23/1998EP0885468A1 Slotline-to-coplanar waveguide transition
12/22/1998US5852390 Circularly polarized wave-linearly polarized wave transducer
12/17/1998WO1998057397A1 Compressible coaxial interconnection with integrated environmental seal
12/16/1998CN1202022A RF power divider
12/16/1998CN1202021A High frequency electric circuit component
12/10/1998DE19749912A1 Coupler for distribution and synthesis of microwave power in microwave circuit
12/09/1998EP0883205A2 Device for fixing a feeding element in a metallic waveguide of an antenna and for electrically connecting the element to a coaxial line outside the waveguide
12/09/1998EP0850495A4 Stripline directional coupler tolerant of substrate variations
12/09/1998CN1201272A Medium filter, emitting/receiving duplexer and communication device
12/08/1998US5847627 Bandstop filter coupling tuner
12/08/1998US5847625 Power Divider directional coupler
12/08/1998US5847453 Microwave circuit package
12/03/1998WO1998054782A1 Microwave transmission device
12/03/1998WO1998054781A1 Guided energy transformer
12/01/1998US5844450 Integrated microstrip to suspend stripline transition structure and method of fabrication
11/1998
11/25/1998EP0880194A1 Stripline transition device
11/25/1998EP0880191A1 Dielectric resonator, dielectric filter, duplexer and communication device
11/25/1998EP0879501A1 Power combiner
11/25/1998CN1199937A Dielectric resonator, dielectric filter, duplexer, and communication device
11/24/1998US5841328 Directional coupler
11/18/1998CN1199514A High performance mixer and method of designing same
11/18/1998CN1199510A Method of tunning summing network of base station
11/18/1998CN1199252A Dielectric filter and communication apparatus using same
11/17/1998US5838212 For the transmission of high frequency energy
11/17/1998US5838201 Solid state power amplifier with planar structure
11/11/1998EP0877438A1 High-frequency circuit element
11/11/1998EP0876694A1 Method of tunning summing network of base station
11/10/1998US5834991 Thick film lange coupler
11/04/1998EP0876088A2 Semiconductor microwave amplifier
11/04/1998CN1198060A N-way RF power combiner/divider
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
10/1998
10/29/1998WO1998048473A1 A coupler for a multi-frequency antenna
10/29/1998CA2286841A1 A coupler for a multi-frequency antenna
10/28/1998EP0874415A2 High-frequency package
10/28/1998EP0874414A2 Dielectric filter, transmitting/receiving duplexer, and communication apparatus
10/21/1998EP0872910A2 Directional coupler
10/21/1998EP0872890A1 High frequency module
10/20/1998US5825333 Offset multibeam antenna
10/20/1998US5825260 Directional coupler for the high-frequency range
10/20/1998US5823791 Connector assembly for detachably connecting a printed wiring board to a coaxial transmission lines connector
10/14/1998EP0871239A1 Antenna device and radar module
10/14/1998CN1195908A 天线装置和雷达模块 The antenna device and radar modules
10/14/1998CN1195903A Intersect-line apparatus
10/14/1998CN1195902A Dielectric waveguide
10/13/1998US5821815 Miniature active conversion between slotline and coplanar waveguide
10/07/1998EP0869575A2 N-way RF power combiner/divider
10/07/1998EP0869574A2 A balun circuit
10/07/1998EP0869573A2 Dielectric filter and communication apparatus using same
10/06/1998US5819169 High performance mixer structures for monolithic microwave integrated circuits
10/06/1998US5818311 Dielectric filter including trimming electrodes
10/06/1998US5818308 Coupled line element
09/1998
09/24/1998WO1998042170A1 Circular stripline package incorporating a low noise amplifier
09/23/1998EP0866513A2 Phasing and balancing member
09/23/1998CN2292332Y 300 MHZ-1 GHZ low plug lose phase-spliting device
09/23/1998CN2292331Y Miniature ribbon wire band-reject diplexer
09/23/1998CN1193825A Planar dielectric integrated circuit
09/22/1998US5812035 Methods of producing microwave power dividers and combiners having split terminating resistors with equally matched resistor sections
09/22/1998US5812034 Waveguide mode-strip line mode converter utilizing fin-line antennas of one wavelength or less
09/22/1998US5812033 Microwave integrated circuit
09/22/1998US5812032 Stripline transition for twin toroid phase shifter
09/22/1998CA2138029C Apparatus and method for varying the coupling of a radio frequency signal
09/17/1998WO1998026642A3 Wide band planar radiator
09/16/1998EP0864184A1 Device with circuit element and transmission line
09/16/1998CN1039860C Balun apparatus and method of designing same
09/15/1998US5809409 Balanced mixer, distributer and band rejection filter for use in same, and frequency mixing method
09/15/1998US5808527 Tunable microwave network using microelectromechanical switches
09/15/1998US5808523 High frequency filter including both dielectric and surface acoustic wave resonators
09/15/1998US5808521 Printed wiring board with the characteristic impedance of wiring pattern changed on the way thereof
09/15/1998US5808519 Hermetically sealed millimeter-wave device
09/15/1998US5808518 Printed guanella 1:4 balun
09/15/1998CA2142918C Microwave waveguide multiplexer
09/11/1998WO1998028813A3 Fixed tuneable loop
09/09/1998CN1192594A Planar dielectric integrated circuit
09/09/1998CN1039758C Branching filter for transmitter-receiver
09/09/1998CN1039757C Polarization separation device for microwave apparatus, and application thereof
09/08/1998US5802688 Method of producing electronic parts with an electrode pattern between two dielectric substrates
09/02/1998EP0862216A2 Planar dielectric integrated circuit
09/02/1998EP0862215A2 Planar dielectric integrated circuit
09/02/1998EP0861507A1 Adjustable coupling loop
09/01/1998US5801599 RF waveguide to microstrip board transition including means for preventing electromagnetic leakage into the microstrip board
08/1998
08/20/1998WO1998036467A1 Narrow-band overcoupled directional coupler in multilayer package
08/20/1998DE19737379A1 Integrated microwave circuit operated at preset frequency
08/20/1998DE19725492C1 Square hollow conductor to microstripline coupling arrangement
08/19/1998EP0859423A1 Dielectric filter and dielectric duplexer
08/19/1998EP0858680A1 Integrated evanescent mode filter with adjustable attenuator
08/18/1998US5796318 Dual TM-mode dielectric resonator apparatus equipped with window for electromagnetic field coupling, and band-pass filter apparatus equipped with the dielectric resonator apparatus
08/18/1998US5796317 Variable impedance transmission line and high-power broadband reduced-size power divider/combiner employing same
08/18/1998CA2152806C Offset transmission line coupler for radio frequency signal amplifiers
08/12/1998EP0858124A1 Impedance converting device
08/12/1998EP0858123A2 Dielectric waveguide
08/11/1998USRE35869 Miniature active conversion between microstrip and coplanar wave guide
08/11/1998US5794133 Microwave mixing circuit
08/11/1998US5793338 Quadrifilar helix antenna and feed network
08/11/1998US5793263 Waveguide-microstrip transmission line transition structure having an integral slot and antenna coupling arrangement
08/06/1998CA2228906A1 Impedance converting device
08/05/1998CN1189705A Antenna-Shared distributor and transmission and receiving apparatus usingsame
08/04/1998US5789997 Bypassable wilkinson divider
08/04/1998US5789996 N-way RF power combiner/divider
08/04/1998CA2129205C Rotary vane variable power divider
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