Patents for H01P 5 - Coupling devices of the waveguide type (11,303)
03/2005
03/24/2005WO2005027258A1 90° hybrid
03/24/2005WO2004094314A3 Conductor-within-a-via microwave launch
03/24/2005US20050063422 Communication protocol over power line communication networks
03/24/2005US20050063363 Communication protocol over power line communication networks
03/24/2005US20050062557 Laminated ceramic coupler
03/24/2005CA2538214A1 Coupler resource module
03/23/2005EP1516438A1 Device for the wideband electrical connection of two units which can be displaced in relation to each other
03/23/2005EP0978151B1 Device for frequency selective suppression of high frequency signals
03/23/2005CN1599977A Balun transformer and transceiver
03/23/2005CN1599126A Microstrip balance-unbalance inverter
03/23/2005CN1194441C Double-band coupler
03/22/2005US6871056 Non-radiative dielectric waveguide mixer using a ring hybrid coupler
03/22/2005US6870449 High-frequency transmission line
03/22/2005US6870448 Adjustable coaxial support
03/22/2005US6870439 Tunable transmission line stub coupled to a fluid dielectric
03/22/2005US6870438 Multi-layered wiring board for slot coupling a transmission line to a waveguide
03/17/2005WO2005025001A1 Embedded rf vertical interconnect for flexible conformal antenna
03/17/2005US20050057414 Reconfigurable radiation desensitivity bracket systems and methods
03/17/2005DE10257465B4 Steuerbares Zweiphasennetzwerk mit Amplitudenkompensation Controllable two-phase network with amplitude compensation
03/17/2005CA2729740A1 Embedded rf vertical interconnect for flexible conformal antenna
03/16/2005EP1515390A1 Quadrature hybrid circuit
03/16/2005EP1515389A1 Multilayer high frequency device with planar antenna thereon and manufacturing method thereof
03/16/2005EP1514285A1 Electronic device and method of matching the impedance thereof
03/16/2005EP1485966A4 A device for coupling radio frequency energy from various transmission lines using variable impedance transmission lines
03/16/2005CN1595717A Directional coupler and high-frequency circuit device
03/16/2005CN1595649A Electronic element and manufacturing method thereof
03/16/2005CN1193515C 卫星广播接收变换器 Satellite broadcast receiving converter
03/16/2005CN1193461C Frequency converter used for receiving satellite propagation signals
03/15/2005US6867744 Tunable horn antenna
03/15/2005US6867660 Line transition device between dielectric waveguide and waveguide, and oscillator, and transmitter using the same
03/15/2005CA2195035C Actuator
03/10/2005WO2005022741A1 Amplifier with high output power dynamics
03/10/2005WO2003098168A8 Planar antenna and antenna system
03/10/2005US20050052331 Balun for an antenna
03/10/2005US20050052262 Multi-layer band-pass filter
03/10/2005US20050052259 Quadrature hybrid circuit
03/10/2005US20050052258 Variable transmission line transformer
03/10/2005US20050051357 System and method for modifying electrical characteristics
03/09/2005EP1513217A1 Multi-layer band-pass filter
03/09/2005EP1476912A4 Switchable combiner and integrated combining apparatus for using it
03/09/2005CN1591965A Multi-layer band-pass filter
03/09/2005CN1591116A Light scattering plate and liguid crystal display using the same
03/09/2005CN1192454C System consisting of wave guide and antenna
03/09/2005CN1192453C Monolithic microwave integrated circuit-waveguide radio frequency transition structure and correlation method
03/08/2005US6864840 Serially-fed phased array antennas with dielectric phase shifters
03/08/2005US6864763 Tunable coupling iris and method
03/08/2005US6864758 Apparatus and resonant circuit employing a varactor diode in parallel with a transmission line and method thereof
03/08/2005US6864757 Tunable microwave devices with auto-adjusting matching circuit
03/08/2005CA2480247A1 Balun for an antenna
03/03/2005US20050046511 Switchless combining system and method
03/03/2005US20050046510 Embedded RF vertical interconnect for flexible conformal antenna
03/03/2005US20050045358 EMI absorbing shielding for a printed circuit board
03/02/2005EP1510054A1 Method and apparatus for coupling a device to a bus
03/02/2005EP1510053A1 Method and system for electromagnetically coupling devices to a bus
03/02/2005EP1509969A1 Multiband dual polarized adjustable beamtilt base station antenna
03/02/2005CN1588689A Microwave power distributor made from lumped element left hand transmission line
03/01/2005US6861985 Ferroelectric antenna and method for tuning same
03/01/2005US6861923 Power divider/combiner with a multilayer structure
02/2005
02/24/2005WO2005018039A1 Rail converter, high-frequency module, and rail converter manufacturing method
02/24/2005WO2004105239A3 Efficient coupler detector circuit with reduced harmonic distortion
02/24/2005US20050040912 Directional coupler
02/24/2005US20050040911 Transition from a waveguide to a microstrip
02/24/2005US20050040910 Balun transformer and transceiver
02/24/2005US20050040846 Signal transmission system, and signal transmission line
02/22/2005US6859184 Polarized wave separating structure, radio wave receiving converter and antenna apparatus
02/22/2005US6859177 Four port hybrid microstrip circuit of Lange type
02/22/2005US6859115 Stub transformer for power supply impedance reduction
02/22/2005US6859114 Metamaterials for controlling and guiding electromagnetic radiation and applications therefor
02/22/2005US6859104 Tunable power amplifier matching circuit
02/22/2005US6859029 System and method for monitoring high-frequency circuits
02/17/2005WO2004102725A3 Nrd guide converter and connected structure of dielectric and conductor
02/17/2005WO2004054159A3 Method and apparatus for launching a surfacewave onto a single conductor transmission line
02/17/2005US20050035826 Monolithically integrated microwave guide component for radio frequency overcoupling
02/17/2005US20050034815 Plasma processor
02/16/2005EP1506595A1 Rf system concept for vehicular radar having several beams
02/16/2005EP1506592A1 Miniature directional coupler
02/16/2005CN1581571A 定向耦合器 The directional coupler
02/16/2005CN1581568A Microwave element package connection structure
02/15/2005US6856709 Optical modulation device
02/10/2005WO2003041212A3 Non-linear transmission line using varactors and non-parallel waveguide
02/10/2005US20050030124 Transmission line transition
02/10/2005US20050030123 Directional coupler and high-frequency circuit device
02/10/2005US20050030122 Transmit/receive combiner using shunt admittance elements for isolation
02/10/2005US20050030120 Transmission line orientation transition
02/09/2005EP1505686A1 Directional coupler and high-frequency circuit device
02/09/2005EP1504529A1 A wideband catv signal splitter device
02/09/2005EP1504528A2 Method of combining signals and device therefor
02/09/2005EP1504245A1 Planar antenna and antenna system
02/09/2005CN1188927C High frequency electric circuit component
02/08/2005US6853344 Radial line slot antenna
02/08/2005US6853334 Multi-layer-substrate and satellite broadcast reception apparatus
02/03/2005WO2005011101A2 Methods and apparatus based on coplanar striplines
02/03/2005WO2005011046A1 High frequency component
02/03/2005US20050024891 Direct backlight module
02/03/2005US20050024166 Millimeter wave (MMW) radio frequency transceiver module and method of forming same
02/03/2005US20050024136 High frequency circuit using high output amplifier cell block and low output amplifier cell block
02/03/2005US20050023144 Methods for electrochemically fabricating multi-layer structures including regions incorporating maskless, patterned, multiple layer thickness depositions of selected materials
02/02/2005EP1503447A1 Directional coupler having an adjustment means
02/02/2005EP1502268A2 Construction of medium voltage power line data couplers
02/02/2005CN1574799A Compact electromagnetic coupler for use with digital transmission systems
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