Patents for H01P 5 - Coupling devices of the waveguide type (11,303)
07/2004
07/29/2004US20040145398 Controllable two-phase network with amplitude compensation
07/28/2004CN1159940C Composite medium filter device and communication equipment including said device
07/28/2004CN1159797C Filter, duplexer and communication apparatus
07/27/2004US6768410 Laminated balun transformer
07/27/2004US6768334 Signal transmitting receiving apparatus
07/22/2004WO2004062033A1 Meander line antenna coupler and shielded meander line
07/22/2004WO2004062026A1 Reduced size microwave directional coupler
07/22/2004US20040140863 Microstrip-to-waveguide power combiner for radio frequency power combining
07/22/2004US20040140862 Miniature RF and microwave components and methods for fabricating such components
07/22/2004DE19922606B4 Anordnung aus einem Hohlleiter und einer Antenne Arrangement of a waveguide and antenna
07/22/2004DE10356891A1 Electric cable for contactless energy transfer has rectangular or elliptical openings at regular distances from each other in cable direction with certain period and over entire length of cable
07/22/2004DE10260070A1 Electric cable for contactless energy transfer has inner conductor, at least one insulator, shielding conductor with rectangular or elliptical openings at regular intervals in cable direction
07/21/2004CN1158717C Surface mount coupler device
07/20/2004US6765540 Tunable antenna matching circuit
07/20/2004US6765469 Printed circuit board transformer
07/20/2004US6765457 Dielectric filter, dielectric duplexer, and communication device having elongated through holes
07/20/2004US6765455 Multi-layered spiral couplers on a fluropolymer composite substrate
07/20/2004US6765451 Method and apparatus for shielding a component of an electronic component assembly from electromagnetic interference
07/15/2004US20040135649 Single-pole multi-throw switch having low parasitic reactance, and an antenna incorporating the same
07/15/2004US20040135647 Multi-layer balun transformer
07/15/2004US20040134772 Monolithic structures including alignment and/or retention fixtures for accepting components
07/14/2004CN1513227A Reflection loss suppression circuit
07/13/2004US6762493 Microwave integrated circuit
07/08/2004US20040130427 Mode-switching transformer
07/08/2004US20040130409 Directional coupler using non-radiative dielectric waveguide
07/08/2004DE10257465A1 Controllable two-phase network for creating first/second output signals at first/second loads has approximately identical loaded impedance from an input signal with an approximately identical source
07/07/2004CN1510780A Laminated balance-non-balance tranformer
07/07/2004CN1156937C Balanced-to unbalanced transforming circuit
07/06/2004US6760572 Method and apparatus for combining two AC waveforms
07/06/2004US6760208 Distributive capacitor for high density applications
07/06/2004US6759929 Coupling loop housed in a dielectric part
07/06/2004US6759923 Device for directing energy, and a method of making same
07/06/2004US6759922 High directivity multi-band coupled-line coupler for RF power amplifier
07/06/2004US6759920 Multi-layer balun transformer
07/06/2004US6759918 Tunable microwave devices with auto-adjusting matching circuit
07/06/2004US6759917 Method and apparatus for adjusting impedance of matching circuit
07/01/2004WO2004055938A2 Improvements relating to dipole antennas and coaxial to microstrip transitions
07/01/2004WO2004055937A1 Directional coupler integrated with connectors
07/01/2004US20040127103 Directional coupler integrated with connectors
07/01/2004US20040125526 Distributive capacitor for high density applications
07/01/2004US20040124947 S/N enhancer
07/01/2004US20040124946 High frequency component
07/01/2004US20040124944 Transmit/receiver combiner using shunt admittance elements for isolation
07/01/2004US20040124943 Three dimensional multimode and optical coupling devices
06/2004
06/30/2004EP1433220A1 Inverted coplanar waveguide coupler with integral microstrip connection ports
06/30/2004EP1076522B1 Microwave applicator
06/30/2004CN1508978A Antenna convertion module having amplifying function
06/29/2004US6756947 Tunable slot antenna
06/29/2004US6756862 Six-drop bus with matched response
06/29/2004US6756860 Dual band coupler
06/24/2004WO2004054159A2 Method and apparatus for launching a surfacewave onto a single conductor transmission line
06/24/2004US20040119820 Transmitter for surveillance camera, and surveillance system
06/24/2004US20040119573 Laminated balun transformer
06/24/2004US20040119565 High-frequency wiring board
06/24/2004US20040119564 Input/output coupling structure for dielectric waveguide resonator
06/24/2004US20040119559 Reduced size microwave directional coupler
06/24/2004US20040119557 Shielded surface-mount coaxial edge launch connector
06/24/2004US20040119555 Compact balun with rejection filter for 802.11a and 802.11b simultaneous operation
06/24/2004US20040119554 Waveguide/microstrip line converter
06/24/2004US20040119550 Ferrite variable power divider
06/24/2004US20040119480 System and method for monitoring high-frequency circuits
06/23/2004CN1507109A Input and output combined structure for dielectric-filled waveguide resonator
06/22/2004US6753807 Combination N-way power divider/combiner and noninvasive reflected power detection
06/22/2004US6753746 Printed circuit board having jumper lines and the method for making said printed circuit board
06/22/2004US6753745 High efficiency four port circuit
06/22/2004US6753743 Waveguide for microwave device including a frame with waveguide grooves therein
06/17/2004WO2004051746A1 High-frequency circuit and high-frequency package
06/17/2004US20040116082 Antenna switching module having amplification function
06/17/2004US20040114868 Impedance control devices for use in the transition regions of electromagnetic and optical circuitry and methods for using the same
06/17/2004US20040113717 Coupling device using buried capacitors in multilayered substrate
06/17/2004US20040113716 Directional coupler
06/17/2004US20040113712 Method and apparatus for shielding a component of an electronic component assembly from electromagnetic interference
06/17/2004DE19818019B4 Mikrowellenschaltungsgehäuse A microwave circuit package
06/17/2004DE10354986A1 Hochfrequenzantenne Radio-frequency antenna
06/17/2004DE10253927A1 Impedance transformer for phase shifter an operating process in nonlinear dielectric applies potential in active zone to alter wave resistance values
06/16/2004EP1428295A1 Adjustable antenna feed network with integrated phase shifter
06/16/2004CN1154229C Balanced converter
06/15/2004US6751442 Low-height, low-cost, high-gain antenna and system for mobile platforms
06/15/2004US6750736 System and method for planar transmission line transition
06/10/2004WO2004049497A1 Microwave antenna coupler
06/10/2004WO2004049496A1 Packaged electronic component for applications at millimetric frequencies
06/10/2004WO2004012297A3 Suspended-stripline hybrid coupler
06/10/2004US20040108903 Compact slotted-waveguide spatial power divider/combiner/amplifier
06/09/2004EP1427053A1 Directional coupler
06/09/2004EP1425558A1 Antenna feeder in a level measuring gauging system
06/09/2004CN1153315C Antenna device
06/09/2004CN1153312C Medium filter, medium duplexer and communication apparatus
06/08/2004US6748207 Power distributing and synthesizing device and mobile communication equipment using same
06/08/2004US6748203 Three port structure with modulated LO signal
06/08/2004US6747525 Directional coupler
06/03/2004WO2003096531A3 Method of combining signals and device therefor
06/03/2004WO2002071533A8 Microstrip transition
06/03/2004WO2002065575A8 Waveguide generator device for energizing a cavity
06/03/2004US20040104785 Variable impedance matching circuit
06/03/2004US20040104784 Wide area network as applied to switchyard/substation control design
06/02/2004CN2619371Y Directinoal coupling for monitoring radar transmitting system
06/02/2004CN1501547A Radio-frequency micro-mechanical switch
06/02/2004CN1501546A Waveguide structured package and method for fabricating the same
06/01/2004US6744332 Four-drop bus with matched response
06/01/2004US6744327 Tunable voltage controlled oscillator
1 ... 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 ... 114