Patents for H01Q 9 - Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements (23,053) |
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05/02/1995 | US5412392 Portable radio unit having strip antenna with parallel twin-lead feeder |
05/02/1995 | US5412310 Switchable inductor for strong currents |
04/27/1995 | DE4336355A1 Receiving device for the reception of electromagnetic waves at different frequencies |
04/25/1995 | US5410323 Planar antenna |
04/25/1995 | US5410322 Circularly polarized wave microstrip antenna and frequency adjusting method therefor |
04/20/1995 | DE4335650A1 Broadband dipole |
04/19/1995 | EP0649181A1 Antenna for portable radio apparatus, method for manufacturing the same and portable radio apparatus comprising the same |
04/19/1995 | EP0634057A4 Antenna assembly for radio circuit and method therefor. |
04/18/1995 | US5408241 Apparatus and method for tuning embedded antenna |
04/18/1995 | CA2053890C Time domain radio transmission system |
04/15/1995 | CA2118082A1 Portable radio antenna and process for fabricating and portable radio using said antenna |
04/13/1995 | DE4436157A1 Antenne Antenna |
04/13/1995 | DE4421759C1 Doppler direction finder |
04/11/1995 | US5406296 Three-wave antenna for vehicles |
04/11/1995 | US5406295 Window antenna for a motor vehicle body |
04/11/1995 | US5406206 Method of evaluating a geological formation using a logging tool including slot antenna having two nonparallel elements |
04/06/1995 | WO1995009455A1 Multipatch antenna |
04/06/1995 | CA2172834A1 Multipatch antenna |
04/05/1995 | EP0646986A1 Tunable circuit board antenna |
04/05/1995 | EP0646985A1 Tuned stripline antenna with a sail |
04/05/1995 | EP0646983A2 Modulated backscatter microstrip patch antenna |
04/04/1995 | US5404145 Terminating device |
03/30/1995 | WO1995008853A1 Antenna arrangement for a wireless communication device |
03/29/1995 | CN1100841A Beam antenna for base station of mobile telephone |
03/28/1995 | US5402136 Combined capacitive loaded monopole and notch array with slits for multiple resonance and impedance matching pins |
03/23/1995 | WO1995007730A1 Gamma matched, helical dipole microwave antenna with tubular-shaped capacitor |
03/23/1995 | CA2169338A1 Gamma matched, helical dipole microwave antenna with tubular-shaped capacitator |
03/22/1995 | EP0644606A1 Portable radio communication device and loaded antenna therefor |
03/21/1995 | US5400041 Radiating element incorporating impedance transformation capabilities |
03/21/1995 | US5400040 Microstrip patch antenna |
03/21/1995 | CA2053643C Double polarization radiating element feeding device |
03/16/1995 | WO1995007557A1 Monopolar wire-plate antenna |
03/15/1995 | CN2192082Y Shortwave unloading broad-band antenna |
03/09/1995 | WO1995006962A1 A folder dipole antenna |
03/09/1995 | DE4329123A1 Microstrip antenna |
03/08/1995 | EP0642189A1 Antenna for portable radio apparatus |
03/02/1995 | WO1995006338A1 Folded monopole antenna for use with portable communications devices |
02/28/1995 | US5394164 Human-equivalent antenna for electromagnetic fields |
02/28/1995 | US5394159 Microstrip patch antenna with embedded detector |
02/28/1995 | CA2028753C Circularly polarized broadband microstrip antenna |
02/23/1995 | DE4327955A1 Hand-held radio telephone |
02/22/1995 | CN2190354Y Telescopic antenna |
02/21/1995 | US5392055 Radio antenna |
02/21/1995 | US5392049 Device for positioning a first object relative to a second object |
02/16/1995 | WO1995005011A1 Printed circuit dipole antenna |
02/14/1995 | US5389937 Wedge feed system for wideband operation of microstrip antennas |
02/07/1995 | US5387919 Dipole antenna having co-axial radiators and feed |
02/02/1995 | WO1995003640A1 Aerial arrangement |
02/01/1995 | EP0637094A1 Antenna for mobile communication |
02/01/1995 | EP0637093A1 Antenna |
01/31/1995 | US5386215 Highly efficient planar antenna on a periodic dielectric structure |
01/31/1995 | US5386214 Electronic circuit device |
01/18/1995 | EP0634808A1 Raised patch antenna |
01/18/1995 | EP0634057A1 Radio circuit including antenna assembly |
01/17/1995 | CA2021057C Double skirt omnidirectional dipole antenna |
01/14/1995 | CA2126931A1 Raised patch antenna |
12/28/1994 | EP0409867B1 Balanced low profile hybrid antenna |
12/21/1994 | EP0630069A1 Antenna apparatus |
12/21/1994 | CN1096615A Antenna sembly for radio corcuit and method therefor |
12/08/1994 | WO1994028594A1 An efficient electrically small loop antenna with a planar base element |
12/08/1994 | WO1994028593A1 Antenna device for portable equipment |
12/07/1994 | EP0627783A1 Radiating multi-layer structure with variable directivity |
12/07/1994 | EP0424509B1 Short-range radar transceiver employing a fet oscillator |
12/07/1994 | CN1096137A Broad-band central feed whip aerial |
12/06/1994 | US5371507 Planar antenna with ring-shaped radiation element of high ring ratio |
12/06/1994 | US5370677 Gamma matched, helical dipole microwave antenna with tubular-shaped capacitor |
12/06/1994 | CA1333417C Transponder antenna |
11/29/1994 | US5369782 Radio relay system, including interference signal cancellation |
11/22/1994 | US5367312 Biconical dipole antenna |
11/22/1994 | US5367311 Antenna for broad-band ultrahigh frequency |
11/22/1994 | US5367310 Fiber optic antenna radiation efficiency tuner |
11/17/1994 | DE4315847A1 Connection between a transmitter and/or receiver and an antenna |
11/16/1994 | CN2183033Y Thin sheet aerial |
11/15/1994 | US5365247 Transmitters and receivers with antennas |
11/15/1994 | US5365246 Transmitting and/or receiving arrangement for portable appliances |
11/15/1994 | CA2032650C Multiband antenna |
11/15/1994 | CA2020220C Method and apparatus for tube element bracket |
11/09/1994 | EP0623219A1 Device for wireless transfer of information |
11/08/1994 | US5363108 Time domain radio transmission system |
11/08/1994 | CA2063794C Multi-resonant laminar antenna |
11/02/1994 | CN2181759Y TV antenna |
10/27/1994 | WO1994024723A1 A small, double ring microstrip antenna |
10/27/1994 | WO1994024722A1 Small microstrip antenna having a partial short circuit |
10/26/1994 | EP0621653A2 Surface-mountable antenna unit |
10/18/1994 | US5357261 Antenna for matched transmission system |
10/18/1994 | US5357223 Connection device between an antenna and a microelectronic enclosure |
10/11/1994 | US5355143 Enhanced performance aperture-coupled planar antenna array |
10/11/1994 | US5355142 Microstrip antenna structure suitable for use in mobile radio communications and method for making same |
10/11/1994 | US5353493 Method for manufacturing whip antenna |
10/05/1994 | EP0618639A2 Antenna apparatus and antenna system |
10/05/1994 | CN1093203A 天线 Antenna |
10/04/1994 | US5353038 For composite aircraft structures |
10/04/1994 | US5353035 Microstrip radiator for circular polarization free of welds and floating potentials |
09/29/1994 | WO1994021001A1 Antenna assembly for radio circuit and method therefor |
09/29/1994 | DE4310070A1 Hyperthermy applicator |
09/28/1994 | EP0617480A1 Radiating structure with variable directivity |
09/28/1994 | EP0616734A1 Aerial arrangement, especially for communications terminals. |
09/28/1994 | EP0484454B1 Transmitting and receiving arrangement for portable appliances |
09/27/1994 | US5351063 Ultra-wideband high power photon triggered frequency independent radiator with equiangular spiral antenna |
09/22/1994 | DE4308604A1 Linear antenna array having an omnidirectional characteristic |