Patents
Sitemap › H01 - Basic electric elements › H01Q - Aerials › H01Q 3 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system
Patents for H01Q 3 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system (21,949)
12/1996
12/24/1996US5587829 Method and apparatus for signal filtering
12/24/1996US5587714 Spacecraft antenna pointing error correction
12/24/1996CA2067478C Circularly polarized antenna
12/18/1996EP0611501B1 Beam compensation methods for satellite communication system
12/17/1996US5585812 Adjustable microwave antenna
12/17/1996US5585804 Method for automatically positioning a satellite dish antenna to satellites in a geosynchronous belt
12/17/1996US5585803 Apparatus and method for controlling array antenna comprising a plurality of antenna elements with improved incoming beam tracking
12/11/1996CN2242534Y Light chopper with protection function
12/11/1996CN1137843A A radio transmission system and radio apparatus for use in such system
12/10/1996US5584065 Interference cancellation system employing an I/Q quadrature rotator
12/10/1996US5583516 Wavelength-selectable optical signal processor
12/10/1996US5583507 Passive identification of friend vs. foe apparatus and method
12/10/1996CA1338792C Microwave phase shifter incorporating a microstrip and a suspended dielectric and its application to lobe sweeping network antennas
12/05/1996WO1996038876A1 Satellite communication device mounted on mobile body
12/05/1996DE19520430A1 Photo chopper circuit
12/05/1996DE19519911A1 Photoelectric control structure for linear transmission device esp. satellite antenna allocation drive
12/05/1996CA2222576A1 Satellite communication apparatus for movable body
12/04/1996EP0662254B1 Ajustable-aiming antenna mount, particularly for satellite telecommunication antenna
12/03/1996US5581620 Signal processing apparatus
12/03/1996US5581265 Reflector antenna assembly for dual linear polarization
12/03/1996US5581258 Portable antenna controller
11/1996
11/28/1996WO1996037976A1 A reception method and a receiver
11/28/1996WO1996037975A1 Method for providing angular diversity, and base station equipment
11/28/1996WO1996037974A1 Base station equipment, and a method for steering an antenna beam
11/28/1996WO1996037973A1 Base station equipment, and a method for steering an antenna beam
11/28/1996WO1996037922A1 Device for adjusting the beam direction of an antenna, and feed line structure therefor
11/27/1996EP0744787A1 Multiband, phased-array antenna with interleaved tapered-element and waveguide radiators
11/27/1996CN2241391Y Polar axis type hand or electric antenna
11/27/1996CN2241390Y Antenna slope adjustor
11/26/1996US5579341 Multi-channel digital transceiver and method
11/26/1996US5579024 Electromagnetic energy shield
11/26/1996US5579021 Scanned antenna system
11/26/1996US5579019 Slotted leaky waveguide array antenna
11/26/1996US5579018 Load positioning device
11/26/1996US5579016 Phased array multiple area nulling antenna architecture
11/26/1996US5579015 Electronic sweep device with active lens and integrated light source
11/26/1996US5578910 For receiving a satellite video
11/21/1996WO1996037010A1 Cellular communication system having device coupling distribution of antennas to plurality of transceivers
11/21/1996WO1996037009A1 An antenna device with two radiating elements having an adjustable phase difference between the radiating elements
11/20/1996EP0743697A1 Dielectric antenna
11/19/1996US5577026 Apparatus for transferring data to and from a moving device
11/19/1996US5576529 Hand-held optically readable information set reader focus with operation over a range of distances
11/19/1996CA2076990C Slotted microstrip electronic scan antenna
11/14/1996WO1996036088A1 Antenna device
11/14/1996WO1996028944A3 A two-way paging system and apparatus
11/13/1996EP0742602A2 Monolithic multi-function balanced switch and phase shifter
11/12/1996US5574994 Method of correcting carrier leak in a transmitter
11/12/1996US5574471 Electromagnetic energy shield
11/12/1996US5573218 Apparatus for the three-dimensional orientation of an object
11/06/1996CN2239665Y Antenna steering device not less than 360 degree
11/06/1996CN1135119A Power sharing system for high power RF amplifier
11/05/1996US5572228 Evanescent coupling antenna and method for the utilization thereof
11/05/1996US5572226 Spherical antenna pattern(s) from antenna(s) arranged in a two-dimensional plane for use in RFID tags and labels
11/05/1996US5572219 Method and apparatus for remotely calibrating a phased array system used for satellite communication
11/05/1996US5572172 180° power divider for a helix antenna
11/05/1996CA2085336C Data link antenna system
10/1996
10/31/1996DE19515106A1 Transmitter or receiver azimuth and elevation setting device
10/30/1996EP0740262A2 Identification system reader with multiplexed antennas
10/30/1996CN1134647A Radio signal scanning and targeting system for use in land mobile radio base sites
10/29/1996US5570101 Broadcasting set comprising a wire-dipole rotary antenna and rotating joint designed for this set
10/23/1996CN1134201A Variable differential phase shifter
10/22/1996US5568307 Apparatus for controlling the reflectance of an object surface
10/22/1996US5568304 Optical receiver for modulated light
10/22/1996US5568286 For directing incident light beams to a selected path
10/16/1996CN1133514A Module interconnected matrix for matrix connecting multiple antenna and radio channel unit
10/15/1996US5566209 Transceiver algorithms of antenna arrays
10/15/1996US5565879 High scan rate low sidelobe circular scanning antenna
10/10/1996WO1996031787A1 Radio frequency identification reader
10/10/1996DE19511982A1 Image generating radar system
10/10/1996CA2217158A1 Radio frequency identification reader
10/09/1996EP0736924A1 Portable receiver with an antenna
10/09/1996CN2237285Y Directed ray-proof aerial for mobile hand-hold telephone
10/08/1996US5563610 Narrow beam antenna systems with angular diversity
10/08/1996US5563609 Antenna system with plural beam sequential offset
10/03/1996WO1996031010A1 Process and receiver for the reconstruction of signals distorted by multi-directional diffusion
10/03/1996WO1996030964A1 Wide antenna lobe
10/03/1996WO1996030963A1 Phased array antenna provided with a calibration network
10/03/1996WO1996030962A1 Tracking system for tracking a moving signal source
10/03/1996WO1996030780A1 Method of estimating missing data points at known positions in an input signal
10/03/1996WO1996029933A2 Method and apparatus for temporal focusing
10/02/1996EP0735608A1 Array antenna apparatus
10/02/1996EP0734595A1 Directional radar arrangement and antenna array
10/01/1996US5561850 Method and arrangement for reducing fading between a base station and mobile units
10/01/1996US5561434 Dual band phased array antenna apparatus having compact hardware
10/01/1996US5561433 Apparatus and method for aligning a receiving antenna utilizing an audible tone
10/01/1996US5560256 Base support for movable objects
09/1996
09/26/1996WO1996029836A1 Fixed station of a mobile radio-telephone system with changeable aerial characteristic
09/26/1996CA2215788A1 Fixed station of mobile radio system
09/25/1996EP0734093A1 Feeding device for a multibeam array antenna
09/24/1996US5559758 Alerting process
09/21/1996CA2172013A1 Multisource and multibeam antenna feed device
09/19/1996WO1996028944A2 A two-way paging system and apparatus
09/19/1996CA2213994A1 A two-way paging system and apparatus
09/18/1996EP0732816A2 Wireless indoor communications using antenna arrays
09/18/1996EP0732766A1 Scanned antenna system
09/17/1996US5557291 Multiband, phased-array antenna with interleaved tapered-element and waveguide radiators
09/17/1996US5557285 Gimbal control system
09/17/1996US5557279 Unitarily-tuned transponder/shield assembly
09/15/1996CA2171121A1 Wireless indoor communications using antenna arrays
09/11/1996EP0731523A2 System and method for spacecraft antenna pointing error correction
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