Patents
Patents for H01Q 13 - Waveguide horns or mouths; Slot aerials; Leaky-waveguide aerials; Equivalent structures causing radiation along the transmission path of a guided wave (15,760)
06/1999
06/09/1999EP0921591A1 Array antenna with switched distributed-constant phase-shifter
06/03/1999WO1999027606A2 Microstrip arrangement
06/02/1999EP0920075A1 Wide-angle circular polarization antenna
06/02/1999EP0919805A1 Apparatus for transmission measurement using microwaves
06/02/1999EP0919072A1 Multifocus reflector antenna
06/02/1999EP0919071A1 Integrated transmitter or receiver device
06/02/1999CA2254748A1 Waveguide phased array antenna apparatus
06/01/1999CA2007700C A microwave antenna capable of operating at high temperature, in particular for a space-going aircraft
05/1999
05/27/1999WO1999026357A1 Improvements to above-ground telecommunications systems and methods of designing same
05/25/1999US5907309 Dielectrically loaded wide band feed
05/19/1999EP0917242A1 Radiating coaxial cable and method for making the same
05/19/1999EP0917109A2 Electronic toll collection system and method featuring antenna arrangement
05/18/1999US5905472 Microwave antenna having wide angle scanning capability
05/18/1999US5905471 Active receiving antenna
05/18/1999US5905457 Vehicle radar safety apparatus
05/14/1999WO1999023719A1 Antenna with plasma-grating
05/12/1999EP0915530A2 Polarization selecting circuit
05/11/1999US5903242 Helical antenna and method of making same
05/11/1999US5903241 Waveguide horn with restricted-length septums
05/11/1999US5903240 Surface mounting antenna and communication apparatus using the same antenna
05/11/1999US5903239 Micro-patch antenna connected to circuits chips
05/06/1999WO1999022424A1 Electrical apparatus
05/04/1999US5900845 Antenna device
05/04/1999US5900843 Airborne VHF antennas
05/04/1999CA2186808C Surface mounting and communication apparatus using the same antenna
05/04/1999CA2181282C Directive beam selectivity for high-speed wireless communication networks
04/1999
04/28/1999EP0911906A2 Transparent planar antenna structure
04/27/1999US5898409 Broadband antenna element, and array using such elements
04/27/1999US5898407 Motor vehicle with antenna window with improved radiation and reception characteristics
04/27/1999US5898405 Omnidirectional antenna formed one or two antenna elements symmetrically to a ground conductor
04/27/1999US5898403 Antenna formed of multiple dielectric substrates including shielded LC filter
04/27/1999US5898350 Radiating coaxial cable and method for making the same
04/21/1999CN1214804A Self-tuning material and method of manufacturing the same
04/20/1999US5896109 Antenna for radio communication equipment having improved impedance adjustment
04/14/1999EP0643876B1 Antenna
04/14/1999CN1214152A Planar emitter
04/13/1999US5894289 Portable communication device
04/13/1999US5894288 Wideband end-fire array
04/13/1999CA2134008C Array antenna and production process therefor
04/08/1999WO1999017402A1 Signal transmission antenna mast
04/08/1999WO1999017401A1 Coaxial radiating cable
04/07/1999EP0907260A2 Device for receiving and transmitting high frequency signals
04/07/1999EP0878030A4 Die-castable corrugated horns providing elliptical beams
04/06/1999US5892489 Chip antenna and method of making same
04/06/1999US5892487 Antenna system
04/06/1999US5892482 Antenna mutual coupling neutralizer
04/06/1999US5892481 Device for antenna units
04/01/1999WO1999016148A1 Microwave flat antenna
04/01/1999DE19843929A1 Flat antenna with coaxial feed
03/1999
03/31/1999EP0905816A2 Light-weight flat antenna device tolerant of temperature variation
03/31/1999EP0905815A1 Multiple beam antenna and beamforming network
03/30/1999US5889497 Ultrawideband transverse electromagnetic mode horn transmitter and antenna
03/25/1999WO1999014820A1 Slot antenna
03/25/1999DE19742090A1 Microwave antenna having reduced susceptibility to mechanical defects
03/25/1999DE19742076A1 Wall fastening for elongate object such as cable or tube
03/25/1999CA2303013A1 Slot antenna
03/24/1999CN1211832A Antenna for radiating-cable to vehicle communication systems
03/23/1999US5886670 Antenna and method for utilization thereof
03/23/1999CA2135810C Antenna apparatus
03/18/1999WO1999013531A1 Ultra-wideband magnetic antenna
03/18/1999CA2303353A1 Ultra-wideband magnetic antenna
03/17/1999EP0902499A1 Radiating coaxial high frequency cable
03/17/1999CN1211346A Wide band printed network antenna
03/16/1999US5883604 Horn antenna
03/16/1999US5883603 Method for adjusting radiation direction of antenna
03/16/1999US5883601 Plural slot antenna fed with dielectric strip and dielectric resonators
03/11/1999WO1999012229A1 Electronically scanned ferrite line source
03/11/1999CA2246925A1 Mobile telecommunication apparatus
03/10/1999EP0901185A1 Dual polarisation patch antenna
03/10/1999EP0795210B1 Receiver module for receiving extremely high frequency electromagnetic directional radiation fields
03/10/1999CN1210376A HF emitting coaxial cable
03/09/1999US5880699 Ultra-wide bandwidth dish antenna
03/09/1999US5880698 Arrangement for generating and transmitting microwaves, in particular for a filling level measuring device
03/03/1999EP0899812A2 BS converter
03/03/1999EP0899811A2 All-around vehicle antenna-apparatus
03/03/1999EP0899809A2 High frequency signal line
03/03/1999EP0670079B1 Y-antenna
03/02/1999US5877729 Wide-beam high gain base station communications antenna
03/02/1999US5877726 Antenna device
03/02/1999US5877663 Microwave waveguide for tank level sensors
02/1999
02/23/1999US5874925 Parabolic antenna capable of adjusting the elevation angle of a feed horn
02/23/1999US5874923 Feeder horn, intended particularly for two-way satellite communications equipment
02/23/1999US5874922 Antenna
02/18/1999WO1999008338A1 Microwave antenna having wide angle scanning capability
02/18/1999DE19729664A1 Planar broadband radio signal antenna
02/17/1999EP0897198A2 Vehicle body of synthetic material with antennae
02/16/1999US5872545 Planar microwave receive and/or transmit array antenna and application thereof to reception from geostationary television satellites
02/16/1999US5872544 Cellular antennas with improved front-to-back performance
02/16/1999US5872542 Optically transparent microstrip patch and slot antennas
02/11/1999WO1999007033A1 Dual polarized slotted array antenna
02/11/1999DE19727116A1 Antenna with helical edge aperture
02/10/1999EP0896385A1 Composite antenna
02/09/1999US5870064 Signal transmission antenna mast
02/09/1999US5870061 Coaxial slot feed system
02/09/1999US5870060 For a space satellite
02/09/1999US5870058 Receiver module for receiving extremely high frequency electromagnetic directional radiation fields
02/04/1999WO1999005754A1 Antenna device with improved channel isolation
02/04/1999DE19732503A1 HF signal transmission, radiation and reception device
02/03/1999EP0895300A2 Antenna coupler for testing of mobile telephones
02/03/1999CN1207004A Radio telephone with differential driving various antenna structure and driving method