220488 ⎘
Multiple-port networks comprising only passive electrical elements as network components; Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source particularly adapted as coupling circuit between transmitters and antennas
Cable Module
#2Transmission-line-based signal distribution and aggregation
#3Dual-band transformer structure
#4Transmission-line-based signal distribution and aggregation
#5Transmission-line filtering with enhanced frequency response
#6Wide-band Wilkinson divider
#7Methods and apparatuses for testing inductive coupling circuitry
#8Switched multi-coupler apparatus and modules and devices using same
#9Directional coupler
#10Backside ground plane for integrated circuit
#11Antenna tuning apparatus for a multiport antenna array
#12RF filter suppression tuning based on transmit power
#13Efficiency variable antenna
#14Branching device
#15Reconfigurable directional coupler with a variable coupling factor
#16Wide band directional coupler
#17ADAPTIVE LOAD FOR COUPLER IN BROADBAND MULTIMODE MULTI-BAND FRONT END MODULE
#18Devices and methods for reducing interference between closely collocated antennas
#19Wireless transceiver with function of adjustment for frequency-band matching and the adjusting method therefor
#20DIPLEXER AND METHOD FOR MANUFACTURING THE SAME
#21Systems and methods for manufacturing passive waveguide components
#22Filter circuit and module
#23Wide-band coupler
#24Front end module
#25Hybrid transformer based integrated duplexer for multi-band/multi-mode radio frequency (RF) front end
#26FREQUENCY STABILIZATION CIRCUIT, ANTENNA DEVICE, AND COMMUNICATION TERMINAL DEVICE
#27Frequency stabilization circuit, frequency stabilization device, antenna apparatus and communication terminal equipment, and impedance conversion element
#28Passive waveguide components manufactured by three dimensional printing and injection molding techniques
#29Active manifold system and method for an array antenna