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)
07/2003
07/23/2003EP1216493B1 Power splitter for plasma device
07/23/2003CN1115741C Glass antenna system with impedance matching network
07/23/2003CN1115738C Circularly polarized wave/linear polarized wave converter
07/17/2003WO2003058656A2 High power variable slide rf tuner
07/17/2003US20030133279 High-frequency wiring board
07/17/2003US20030132816 Microstrip coupler
07/17/2003US20030132815 Device for broadband electrical signal and/or energy transmission using a transmission system including couplers
07/17/2003US20030132812 Device for broadband electrical signal transmission using a bi-directional transmission system
07/16/2003EP1328038A2 Filter having directional coupler and communication device
07/16/2003EP1327283A1 Waveguide to stripline transition
07/16/2003EP1327282A1 Compact combination unit
07/16/2003EP1188199A4 Multilayer microwave couplers using vertically-connected stripline
07/16/2003CN1430307A Line coupled structure, mixer and transmitter-receiver set
07/15/2003US6593833 Tunable microwave components utilizing ferroelectric and ferromagnetic composite dielectrics and methods for making same
07/15/2003US6592021 Thin and large-area dielectric substrate and an improved grounding condition
07/10/2003WO2003056656A1 Spiral balun
07/10/2003US20030128495 High power variable slide RF tuner
07/10/2003US20030128079 Digital network
07/09/2003EP1325533A1 Self-aligned transition between a transmission line and a module
07/09/2003CN1428890A Placement method of radio-frequency matching network
07/08/2003US6590472 Surface mounted broadside directional coupler
07/08/2003US6590468 Tunable microwave devices with auto-adjusting matching circuit
07/08/2003CA2092960C Aperture-coupled microstrip line magic-tee
07/03/2003WO2003055065A1 Coupler, integrated electronic component and electronic device
07/03/2003WO2003055003A1 Shim-tuned coaxial cable impedance transformer
07/03/2003WO2003055002A1 Strcture for adjusting degree of coupling in directional coupler
07/03/2003WO2003055000A1 Low loss tuners
07/03/2003US20030122634 Microstrip to circular waveguide transition with a stripline portion
07/03/2003US20030122633 High frequency, high reflection pre-matching tuners with variable zero initialization
07/02/2003EP1324422A2 Line coupling structure, mixer, and receiving/transmitting apparatus
07/02/2003EP0850495B1 Stripline directional coupler tolerant of substrate variations
07/02/2003CN1427503A Double-band coupler
07/02/2003CN1113423C Dual TM-mode dielectric resonator apparatus and band-pass filter apparatus equipped therewith
07/01/2003US6587014 Switch assembly with a multi-pole switch for combining amplified RF signals to a single RF signal
07/01/2003US6587013 RF power combiner circuit with spaced capacitive stub
06/2003
06/26/2003WO2003052807A1 Plasma processor
06/26/2003US20030119471 Line coupling structure, mixer, and receiving/transmitting apparatus
06/26/2003US20030117245 Transmission line and transceiver
06/26/2003US20030117230 Dual band coupler
06/26/2003US20030117229 Radio frequency filter containing conductor and dielectric
06/26/2003US20030117227 Spiral balun
06/25/2003EP1321998A1 Waveguide-microstrip transition and application to HF circuit
06/25/2003CN1112740C Coaxile cable transition arrangement
06/24/2003US6583693 Method of and apparatus for connecting waveguides
06/24/2003US6583672 Method for controlling bias in an active grid array
06/19/2003WO2003050911A1 Electromagnetic coupling
06/19/2003WO2003050852A2 Complex microdevices and appparatus and methods for fabricating such devices
06/19/2003US20030112092 High-frequency transmission line
06/19/2003US20030111706 Power divider
06/18/2003EP0676861B1 Balancing mixer, distributor and band blocking filter used therefor, and method for mixing frequencies
06/18/2003CN1111940C 振荡器 Oscillators
06/18/2003CN1111925C Balance-unbalance replacer
06/17/2003US6580343 Dielectric waveguide with pairs of dielectric strips connected in an off-set manner
06/17/2003US6580338 Dielectric filter, dielectric duplexer, communication apparatus, and method of designing dielectric resonator apparatus
06/17/2003US6580335 Waveguide-transmission line transition having a slit and a matching element
06/12/2003WO2003049514A2 Miniature rf and microwave components and methods for fabricating such components
06/12/2003WO2003049288A1 Balun transformer and transceiver
06/12/2003US20030107459 Radio frequency module and method for manufacturing the same
06/12/2003US20030107451 Electromagnetic coupling
06/11/2003EP1318563A2 Transmission line and transceiver
06/11/2003EP0789413B1 Dielectric filter and production method therefore
06/10/2003US6577206 Converter for satellite broadcast reception with an externally held probe
06/05/2003WO2003047041A1 Rf connector with chip carrier and coaxial to coplanar transition
06/05/2003WO2003047024A1 A directional coupler
06/05/2003US20030102942 High-frequency filter
06/05/2003US20030102937 Dielectric filter, dielectric duplexer, and communication apparatus
06/03/2003US6573812 Dielectric filter, duplexer, and communication apparatus
06/03/2003US6573810 Device for transmitting electromagnetic signals across a structure including modules organized for two-for-one redundancy
06/03/2003US6573807 High-power directional coupler and method for fabricating
06/03/2003US6573806 Method for adjusting the coupling factor of a strip line directional coupler and a strip line directional coupler
06/03/2003US6573803 Surface-mounted millimeter wave signal source with ridged microstrip to waveguide transition
06/03/2003US6573801 Electromagnetic coupler
05/2003
05/29/2003US20030099098 RF connector with chip carrier and coaxial to coplanar transition
05/29/2003US20030098759 Wideband 180 microwave phase switch
05/28/2003CN1420577A Wideband microwave transmission band directional coupler
05/27/2003US6570466 Ultra broadband traveling wave divider/combiner
05/27/2003US6570464 High frequency apparatus
05/21/2003CN1419313A Double-frequency directional coupler
05/21/2003CN1109370C Quadrifilar helix antenna and feed network
05/20/2003US6566976 Symmetric orthomode coupler for cellular application
05/15/2003WO2003041212A2 Non-linear transmission line using varactors and non-parallel waveguide
05/15/2003US20030091258 Optical transmission device
05/15/2003US20030090337 Dynamic combiner/splitter for RF signal systems
05/15/2003US20030090336 Adjustable coupler
05/13/2003US6563395 Power splitter/combiner circuit, high power amplifier and balun circuit
05/08/2003WO2003038854A1 Electron beam tube apparatus
05/08/2003US20030085836 Radio frequency module, communication device, and radar device
05/08/2003US20030085773 Broadband microstrip directional coupler
05/08/2003US20030085772 Printed circuit board having jumper lines and the method for making said printed circuit board
05/07/2003EP1308769A2 Optical transmission device
05/07/2003CN1415990A Light transmission device
05/06/2003US6559724 Techniques for enhancing gain in a quasi-optic grid array
05/02/2003EP1305842A1 A non-radiative dielectric waveguide circuit positioned between two metal plates which are multi-layered for different sizes of spacers
05/02/2003EP0778665B1 Branching device
05/01/2003US20030080826 Method of shortening a microwave circuit and the printed circuit board made by using said method
05/01/2003US20030080825 High-power directional coupler and method for fabricating
05/01/2003US20030080822 Planar mode converter used in printed microwave integrated circuits
04/2003
04/30/2003CN1107357C Dielectric integrated nonradiative dielectric waveguide superconducting band-pass filter device
04/30/2003CN1106824C Device containing differentially driven transmission line and computer chromatomograph X-ray camera system containing the device
04/29/2003US6556099 Multilayered tapered transmission line, device and method for making the same
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