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)
10/2003
10/01/2003CN1445881A Dielectric resonator, dielectric filter, duplexer and communication device
09/2003
09/30/2003US6628230 Radio frequency module, communication device, and radar device
09/30/2003US6628182 Right angle coaxial cable connections to microwave components on a carrier
09/25/2003WO2003079565A1 Millimeter wave (mmw) radio frequency transceiver module and method of forming same
09/25/2003WO2003079558A2 A device for coupling radio frequency energy from various transmission lines using variable impedance transmission lines
09/25/2003WO2003079393A1 Magnetron arrangements
09/25/2003US20030179055 System and method of providing highly isolated radio frequency interconnections
09/25/2003CA2479173A1 A device for coupling radio frequency energy from various transmission lines using variable impedance transmission lines
09/24/2003EP1347532A1 Power divider/combiner
09/24/2003EP1346432A1 Four port hybrid microstrip circuit of lange type
09/24/2003EP1346431A1 Waveguide to microstrip transition
09/24/2003EP1046197B1 Low cost methods of fabricating true-time-delay continuous transverse stub array antennas
09/24/2003CN1122427C RF circuit module
09/24/2003CN1122357C Microwave mixing circuit
09/23/2003US6625682 Electromagnetically-coupled bus system
09/23/2003US6624722 Coplanar directional coupler for hybrid geometry
09/23/2003US6624720 Micro electro-mechanical system (MEMS) transfer switch for wideband device
09/23/2003US6624718 Signal transmission unit
09/23/2003US6624716 Microstrip to circular waveguide transition with a stripline portion
09/23/2003US6624692 Radio frequency amplifier with a waveguide filter for isolating amplifying elements
09/23/2003CA2273125C Microwave integrated circuit multi-chip-module and microwave integrated circuit multi-chip-module mounting structure
09/18/2003WO2003077353A1 Waveguide/microstrip line converter
09/17/2003EP1344274A1 Device for separating transmission and reception signals
09/17/2003CN1442929A Improved frequency selection of echoloss bridge direction
09/17/2003CN1121732C Dielectric filter and dielectric duplexer
09/16/2003US6622092 Predictor for optimal broadband impedance matching
09/16/2003US6621468 Low loss RF power distribution network
09/16/2003US6621386 Apparatus for connecting transmissions paths
09/16/2003US6621374 Splitter/combiner using artificial transmission lines, and paralleled amplifier using same
09/16/2003US6621372 Impedance matching device
09/16/2003US6619117 Level measuring instrument
09/11/2003US20030169134 Millimeter wave (MMW) radio frequency transceiver module and method of forming same
09/11/2003US20030169133 High frequency transmission line, electronic parts and electronic apparatus using the same
09/11/2003US20030169125 Transition from a coaxial transmission line to a printed circuit transmission line
09/11/2003US20030169124 Transition from a coaxial transmission line to a printed circuit transmission line
09/10/2003EP1343217A2 Transition from a coaxial transmission line to a printed circuit transmission line
09/10/2003CN1441976A Improve rotary signal coupler
09/04/2003WO2003073639A2 Digital network
09/04/2003US20030164712 Frequency selective improvement of the directivity of a return loss bridge
09/04/2003US20030164244 System for and method of interconnecting high-frequency transmission lines
09/03/2003EP1341254A2 System for and method of interconnecting high-frequency transmission lines
09/03/2003EP1341253A1 Waveguide monitoring arrangement
09/03/2003CN1120583C Electromagnetic wave transmitter/receiver
09/03/2003CN1120540C Dielectric resonator, dielectric filter, duplexer and communication device
09/02/2003US6614332 Transmission line, integrated circuit, and transmitter receiver
09/02/2003US6614325 RF/IF signal distribution network utilizing broadside coupled stripline
08/2003
08/28/2003WO2003071628A1 Device for directing energy, and a method of making same
08/28/2003WO2003015492A3 Isolating signal divider/combiner and method of combining signals of first and second frequencies
08/28/2003US20030160663 Broadband turnstile waveguide junction
08/28/2003US20030160662 Impedance matching circuit for rejecting an image signal via a microstrip structure
08/27/2003EP1338096A2 Method of channel frequency allocation for rf and microwave duplexers
08/27/2003EP1337863A2 Dynamic impedance comparator
08/27/2003EP1010209B1 Narrow-band overcoupled directional coupler in multilayer package
08/27/2003CN1438731A Conversion between micro-band and rectangular wavegaide
08/26/2003US6611181 Electromagnetic coupler circuit board having at least one angled conductive trace
08/26/2003US6611180 Embedded planar circulator
08/26/2003US6611104 Coupling structure of waveguide and applicator, and its application to electrodeless lamp
08/21/2003WO2003069723A1 Signal repeating device
08/21/2003WO2003069719A1 Switchable combiner and integrated combining apparatus for using it
08/21/2003US20030156806 Filter
08/21/2003US20030156003 Printed circuit board transformer
08/21/2003US20030155989 Low cost high speed board-to-board coaxial connector design with co-planar waveguide for PCB launch
08/20/2003EP1337038A2 Power control loop, radiofrequency amplifying circuit, and transmitter for radiofrequency signals having such a circuit
08/20/2003EP1104587B1 Wide band planar radiator
08/19/2003US6608604 Helical antenna with built-in duplexing means, and manufacturing methods therefor
08/19/2003US6608535 Suspended transmission line with embedded signal channeling device
08/19/2003US6608534 Matching circuit chip, filter with matching circuit, duplexer and cellular phone
08/19/2003US6608533 Matching circuit chip, filter with matching circuit, duplexer and cellular phone
08/19/2003CA2302588C Multimode dielectric resonator device, dielectric filter, composite dielectric filter, synthesizer, distributor, and communication device
08/19/2003CA2292064C Line transition device between dielectric waveguide and waveguide, and oscillator and transmitter using the same
08/14/2003WO2003067701A1 Dielectric waveguide filter
08/14/2003US20030152153 Signaling through electromagnetic couplers
08/14/2003US20030151863 Power splitter having counter rotating circuit lines
08/13/2003CN1118168C Balance modulator
08/12/2003US6606000 Radio-frequency amplifier, radio-frequency module and communication device
08/12/2003US6604949 High frequency hermetic connector with ground lip
08/07/2003WO2003065498A1 High-frequency circuit module and radio communication apparatus
08/07/2003WO2003065495A1 Solid state transmitter circuit
08/07/2003US20030146812 Rotary signal coupler
08/07/2003US20030146801 Guides for rf magnetic flux
08/07/2003CA2736612A1 Solid state transmitter circuit
08/06/2003EP1333526A1 Transition between a microstrip line and a waveguide
08/06/2003EP1332530A1 Directional coupler
08/06/2003CN1434539A Filter having directional couplex and communication device
08/05/2003US6603960 Transmission output control device, and radio equipment including the same
08/05/2003US6603375 High Q couplings of dielectric resonators to microstrip line
07/2003
07/31/2003WO2003063297A1 Waveguide to microstrip transition
07/31/2003WO2003063289A1 Hollow waveguide directional coupler
07/31/2003US20030142013 Solid state transmitter circuit
07/31/2003US20030141940 Transition between a microstrip line and a rectangular waveguide
07/30/2003EP1331689A1 Power splitter/combiner circuit
07/30/2003EP1330849A1 Coupling arrangement for a cavity filter, method for manufacturing a loop therefor and a cavity filter
07/30/2003CN1116616C Antenna-shared distributor and transmission and receiving apparatus using same
07/29/2003US6600910 Radio frequency transformer and its use
07/29/2003US6600449 Antenna apparatus
07/29/2003US6600388 Electronic variable delay line filters using two in-line varactor-controlled four-input couplers allowing variable delay
07/29/2003US6600386 Thin-film broadband coupler
07/24/2003WO2003061110A1 Method for energy generation by means of electromagnetic waves and device for carrying out said method (variants)
07/24/2003WO2003061059A1 Microstrip to circular waveguide transition
07/24/2003US20030137447 Device for emitting high-frequency signals
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