Patents
Patents for H01Q 5 - Arrangements for simultaneous operation of aerials on two or more different wavebands (11,466)
12/1996
12/17/1996US5585810 Antenna unit
12/11/1996EP0747993A2 Three-wave receiving antenna apparatus
12/11/1996EP0747992A2 Common aperture isolated dual frequency band antenna
12/11/1996EP0747990A1 Antenna
12/05/1996WO1996038882A1 Multiple band printed monopole antenna
12/05/1996WO1996038881A1 Multiple band printed monopole antenna
12/05/1996WO1996038880A1 Method of manufacturing a printed antenna
12/05/1996WO1996038879A1 Printed monopole antenna
12/04/1996EP0746118A1 Antenna switching circuit and wireless communication system
11/1996
11/27/1996EP0744787A1 Multiband, phased-array antenna with interleaved tapered-element and waveguide radiators
11/27/1996CN2241392Y Automatic direction adjustor for polar axis type satellite antenna
11/27/1996CN1136734A Portable radio-frequency apparatus
11/26/1996US5579017 Smithdom improved multiband antenna and method
11/06/1996EP0740857A1 Broadband aerial means
11/05/1996US5572227 Multiband antenna system for operating at L-band, S-band and UHF-band
10/1996
10/30/1996EP0740361A1 Flat antenna arrangement
10/22/1996US5568157 Dual purpose, low profile antenna
10/22/1996US5568155 Antenna devices having double-resonance characteristics
10/08/1996US5563615 Broadband end fed dipole antenna with a double resonant transformer
10/01/1996US5561435 Planar lower cost multilayer dual-band microstrip antenna
10/01/1996US5561434 Dual band phased array antenna apparatus having compact hardware
09/1996
09/26/1996WO1996029757A1 Low electric overall height
09/26/1996WO1996029756A1 Dual frequency antenna with integral diplexer
09/26/1996DE19510236A1 Flächige Antenne mit niedriger Bauhöhe Planar antenna with low profile
09/26/1996CA2213848A1 Dual frequency antenna with integral diplexer
09/17/1996US5557291 Multiband, phased-array antenna with interleaved tapered-element and waveguide radiators
09/10/1996US5554995 Flat antenna of a dual feeding type
08/1996
08/20/1996US5548299 Collinearly polarized nested cup dipole feed
08/20/1996US5548297 Double-Channel common antenna
08/15/1996WO1996024965A1 Antenna for two frequency bands
08/06/1996US5543808 Dual band EHF, VHF vehicular whip antenna
07/1996
07/30/1996US5541615 3 band communication equipment
07/17/1996EP0722195A1 Portable radio apparatus
07/09/1996US5534877 Orthogonally polarized dual-band printed circuit antenna employing radiating elements capacitively coupled to feedlines
07/04/1996DE4446084A1 Holder for multi-feeder satellite receiver
06/1996
06/06/1996WO1996017400A1 Layered dual frequency antenna array and satellite imaging method
06/06/1996CA2206178A1 Layered dual frequency antenna array and satellite imaging method
06/05/1996EP0715369A1 A multiband antenna system
05/1996
05/28/1996US5521608 Multibay coplanar direction finding antenna
05/28/1996US5521607 Bandswitched electrically short tactical monopole antenna system
05/15/1996EP0712212A2 Conformal antenna for wireless local area network transceivers
05/07/1996US5515057 GPS receiver with N-point symmetrical feed double-frequency patch antenna
04/1996
04/30/1996US5512910 Microstrip antenna device having three resonance frequencies
04/17/1996EP0707356A1 Multiple beam lens antenna
04/03/1996EP0704929A2 Multiple beam antenna system for simultaneously receiving multiple satellite signals
03/1996
03/06/1996EP0700118A1 Antenna reflector for plural beams of communication systems
03/05/1996US5497166 Dual frequency batwing antenna
03/02/1996CA2157139A1 Multiple beam antenna system for simultaneously receiving multiple satellite signals
02/1996
02/20/1996US5493311 Two-frequency impedance matching circuit for an antenna
02/01/1996WO1996002953A1 Feed movement mechanism and control system for a multibeam antenna
01/1996
01/25/1996WO1996002075A1 Combined am/fm/cellular telephone antenna system
01/16/1996US5485167 Multi-frequency band phased-array antenna using multiple layered dipole arrays
01/03/1996CN1114518A Monopolar wire-plate antenna
01/02/1996US5481271 Two-wave antenna for telephones used in vehicles
12/1995
12/13/1995EP0687030A1 Antenna unit
11/1995
11/28/1995US5471221 Dual-frequency microstrip antenna with inserted strips
11/15/1995EP0682383A1 Multi beam antenna for microwave reception from multiple satellites
11/09/1995WO1995030254A1 Multiple beam lens antenna
10/1995
10/31/1995US5463407 Dual mode/dual band feed structures
10/31/1995US5463358 Multiple channel microwave rotary polarizer
10/24/1995US5461394 Dual band signal receiver
10/24/1995US5461393 Dual frequency cavity backed slot antenna
10/24/1995US5461392 Transverse probe antenna element embedded in a flared notch array
10/03/1995CA2042543C Method and apparatus for producing multiple, frequency-addressable scanning beams
09/1995
09/19/1995US5451969 Dual polarized dual band antenna
09/19/1995US5451967 Roof antenna with improved casing
09/12/1995US5450053 Use of vanadium oxide in microbolometer sensors
09/06/1995EP0670079A1 A y-antenna
08/1995
08/23/1995EP0667984A1 Monopolar wire-plate antenna
08/22/1995US5444452 Dual frequency antenna
08/15/1995CA2030963C Orthogonally polarized dual-band printed circuit antenna employing radiating elements capacitively coupled to feedlines
08/01/1995CA2029762C Dual mode antenna apparatus having slotted waveguide and broadband arrays
07/1995
07/25/1995US5436453 Dual mode energy detector having monolithic integrated circuit construction
07/18/1995US5434586 Multibeam antenna for receiving satellite waves
07/18/1995US5434580 Multifrequency array with composite radiators
07/12/1995CN2203502Y Double-waveband double-polarized satellite receiving antenna frequency step down device
06/1995
06/06/1995US5422650 Loop antenna with series resonant circuit and parallel reactance providing dual resonant frequencies
05/1995
05/16/1995US5416490 Broadband quasi-microstrip antenna
05/04/1995WO1995012224A1 Broadband aerial means
05/03/1995EP0651460A2 Coaxial antenna
04/1995
04/27/1995DE4336355A1 Receiving device for the reception of electromagnetic waves at different frequencies
04/26/1995EP0650215A2 Antenna equipment
04/19/1995EP0649185A1 Improvements in or relating to antennas
04/11/1995US5406296 Three-wave antenna for vehicles
04/11/1995US5406295 Window antenna for a motor vehicle body
03/1995
03/28/1995US5402134 Flat plate antenna module
03/21/1995US5400042 Dual frequency, dual polarized, multi-layered microstrip slot and dipole array antenna
03/21/1995CA2053643C Double polarization radiating element feeding device
03/16/1995WO1995007557A1 Monopolar wire-plate antenna
02/1995
02/28/1995US5394163 Annular slot patch excited array
02/14/1995US5389939 Ultra wideband phased array antenna
02/09/1995DE4326859A1 Device for the therapeutic treatment of mastitis in cows
02/01/1995EP0637093A1 Antenna
01/1995
01/31/1995US5386203 Antenna coupler
01/18/1995EP0634806A1 Radio antenna
01/17/1995CA2035975C Plural frequency patch antenna assembly
01/12/1995WO1995001661A1 Multiple-frequency microwave feed assembly
01/05/1995WO1995000980A1 Dual frequency panel antenna
12/1994
12/21/1994EP0630069A1 Antenna apparatus
12/14/1994EP0628217A1 Dual band signal receiver