Patents
Sitemap › H01 - Basic electric elements › H01Q - Aerials › H01Q 23 - Aerials with active circuits or circuit elements integrated within them or attached to them
Patents for H01Q 23 - Aerials with active circuits or circuit elements integrated within them or attached to them (3,771)
11/1998
11/19/1998WO1998052246A1 An integrated antenna phase shifter
11/18/1998EP0878865A1 Improved antenna system and method thereof
11/11/1998EP0877439A2 GPS wave receiving film antenna apparatus
11/10/1998US5835069 Navigation satellite system component
11/03/1998US5832365 Communication system comprising an active-antenna repeater
10/1998
10/29/1998WO1998048480A1 Antenna system
10/29/1998CA2287357A1 Antenna system
10/28/1998CN1197309A Circular-polarization antenna
10/27/1998US5828339 Integrated directional antenna
10/21/1998EP0872912A2 Circular-polarization antenna
10/20/1998US5825333 Offset multibeam antenna
10/08/1998DE19813767A1 Microwave transceiver module
10/07/1998EP0869579A1 Antenna device
10/07/1998EP0868764A1 Low-cost communication phased-array antenna
10/06/1998US5818386 Design of an electronic beam forming network for phased array applications
10/01/1998WO1998043417A1 Wireless receiving subsystem with antenna and switchable amplifier
09/1998
09/23/1998EP0866517A2 Antenna-integral high frequency circuit electromagnetically coupling feeder circuit connected to high frequency circuit to microstrip antenna via slot coupling hole
09/23/1998EP0866516A1 Deployed payload for a communications spacecraft
09/17/1998DE19710811A1 Directional radiation apparatus for electromagnetic waves
09/16/1998CN1039860C Balun apparatus and method of designing same
09/09/1998EP0862798A1 Integrated microwave terrestrial radio with dovetail attachment
09/09/1998CN1192826A Integrated directional antenna
09/03/1998WO1998038749A1 Satellite broadcast system receiver
09/01/1998US5801663 Pane antenna having at least one wire-like antenna conductor combined with a set of heating wires
08/1998
08/26/1998CN1191637A Large phased-array communications satellite
08/19/1998EP0859425A1 On-vehicle radar antenna
08/13/1998WO1998035402A1 Antenna with variable geometry
08/13/1998CA2279987A1 Antenna with variable geometry
08/12/1998EP0858126A2 Monolithic antenna
08/12/1998CN1190339A System for measuring and indicating changes in resistance of living body
08/11/1998US5794138 Satellite broadcast system receiver
07/1998
07/23/1998WO1998032234A1 Antenna circuit
07/22/1998EP0737371B1 Planar antenna
07/15/1998CN1039174C Plane array antenna for receiving satellite broadcasting
07/14/1998US5781159 Planar antenna with integral impedance matching
07/14/1998US5781155 Navigation wristwear
07/09/1998WO1998029922A1 Method for integrating antennas in a distributed antenna system
07/09/1998WO1998029920A1 Electronics unit for wireless transfer of signals
07/09/1998CA2276404A1 Method for integrating antennas in a distributed antenna system
07/07/1998US5777584 Planar antenna
07/01/1998EP0851531A2 Antenna assembly
06/1998
06/24/1998EP0849825A2 Antenna arrangement, in particular for motor vehicles
06/24/1998CN1038887C Active transmit phased array antenna
06/16/1998US5768694 Automatic gain control circuit with input and output signal detectors operating in equalized conditions
06/09/1998US5764189 Doppler radar module
06/04/1998DE19649305A1 Hybrid transmission system with fallback for links with high availability requirements
06/02/1998US5760749 Antenna integral-type transmitter/receiver system
06/02/1998US5760703 Remote controlled security switch
05/1998
05/26/1998US5757074 Accuracy, efficiency
05/22/1998WO1998021833A1 Transmitter unit and base station
05/19/1998US5754138 Method and intelligent digital beam forming system for interference mitigation
05/12/1998US5752172 Distributed transmitter output power control circuit and method for a radio telephone
04/1998
04/29/1998CN2280356Y Double layer amplifier antenna
04/28/1998US5745077 High efficiency satellite equally loaded transmitting communication system
04/15/1998EP0835456A1 Improvements in or relating to motion detection units
04/09/1998WO1998015030A1 Microstrip antenna with control of the direction of the axis of maximum radiation
04/07/1998US5736963 Feed device for a multisource and multibeam antenna
04/01/1998EP0833403A2 Communication system comprising an active-antenna repeater
03/1998
03/31/1998CA2133038C Plane array antenna for receiving satellite broadcasting
03/25/1998EP0831553A2 Antenna device
03/25/1998EP0831552A2 Array antenna, antenna device with the array antenna and antenna system employing the antenna device
03/25/1998EP0831551A2 Antenna device
03/25/1998CN2277117Y Antenna steering remote-control device
03/19/1998WO1998011626A1 Antenna system for enhancing the coverage area, range and reliability of wireless base stations
03/19/1998CA2265987A1 Antenna system for enhancing the coverage area, range and reliability of wireless base stations
03/18/1998EP0829923A1 Device with radiating elements
03/12/1998WO1998010487A1 Integrated microwave terrestrial radio with dovetail attachment
03/12/1998WO1998010484A1 On-vehicle radar antenna
03/12/1998DE19636277A1 Electromagnetic field change detector for use by layman
03/10/1998US5726667 Portable communication system
03/03/1998US5724042 Radar module and antenna device
02/1998
02/03/1998US5714965 Active reception antenna with coplanar feeder
01/1998
01/29/1998WO1998003938A1 Transponder
01/28/1998EP0821429A2 Vehicle antenna
01/22/1998DE19628802A1 Transponder Transponder
01/14/1998EP0818848A2 Active receiving antenna
01/07/1998EP0815613A1 Dual frequency antenna with integral diplexer
12/1997
12/29/1997EP0814538A1 Integrated flat antenna and radio frequency unit for point-to-point microwave radio communications
12/09/1997US5697076 Suspended carrier modulation of high-Q transmitters
12/09/1997US5697075 Diversity apparatus for a global positioning system antenna
12/03/1997CN1166694A Solid-state antenna switch and field-effect transistor
11/1997
11/26/1997CN2268991Y Active antenna for superwide spectrum
11/13/1997WO1997041774A1 A system for measuring and indicating changes in the resistance of a living body
11/06/1997WO1997041642A1 Transmitter combiner arrangement
11/04/1997US5684492 Antenna device having a band pass filter
10/1997
10/14/1997US5678219 Integrated electronic warfare antenna receiver
10/08/1997EP0800231A2 Planar antenna module
10/08/1997EP0800228A1 Antenna amplifier on a window pane
10/07/1997US5675295 Microwave oscillator, an antenna therefor and methods of manufacture
10/02/1997DE19612876A1 Microwave measuring system for position and coordinate measurements in machine tool
09/1997
09/23/1997US5671133 Electric power receiving and supplying circuit
09/16/1997US5668563 Integral type flat antenna provided with converter function
09/04/1997WO1997032355A1 Antenna device for vehicles
09/03/1997EP0793293A1 Antenna unit
08/1997
08/27/1997EP0792028A2 Solid-state antenna switch and field-effect transistor
08/21/1997WO1997002733A3 Microwave/millimeter wave circuit structure with discrete flip-chip mounted elements, and method of fabricating the same
08/21/1997EP0782766A3 Microwave/millimeter wave circuit structure with discrete flip-chip mounted elements, and method of fabricating the same
08/12/1997US5657024 Radar module and radar system
08/07/1997DE19603366A1 High frequency signal transmitting device
07/1997
07/09/1997EP0782766A2 Microwave/millimeter wave circuit structure with discrete flip-chip mounted elements, and method of fabricating the same
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