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Class Information
Number: 342/154
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Determining direction > Monopulse > Combined with beam steering
Description: Subject matter including control of which direction the signal is emanating from the antenna by varying the phase or frequency of the signal.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7372897 |
Portable information communication terminal, program, and recording medium |
May. 13, 2008 |
| 7352800 |
Method of partial parallel interference cancellation |
Apr. 1, 2008 |
| 7342535 |
Beam-forming apparatus and method using a spatial interpolation based on regular spatial sampling |
Mar. 11, 2008 |
| 7340277 |
Adaptive antenna for controlling the weighting on a plurality of antenna elements |
Mar. 4, 2008 |
| 7333835 |
Method and apparatus for providing user specific downlink beamforming in a fixed beam network |
Feb. 19, 2008 |
| 7250902 |
Method of generating accurate estimates of azimuth and elevation angles of a target for a phased--phased array rotating radar |
Jul. 31, 2007 |
| 7248215 |
Beam architecture for improving angular resolution |
Jul. 24, 2007 |
| 7248217 |
Average EIRP control of multiple antenna transmission signals |
Jul. 24, 2007 |
| 7236759 |
Method for steering smart antenna beams for a WLAN using signal and link quality metrics |
Jun. 26, 2007 |
| 7081847 |
Radar system with switchable angular resolution |
Jul. 25, 2006 |
| 7054664 |
Method and apparatus for providing user specific downlink beamforming in a fixed beam network |
May. 30, 2006 |
| 7038615 |
Efficient technique for estimating elevation angle when using a broad beam for search in a radar |
May. 2, 2006 |
| 6856284 |
Methods and apparatus for multi-beam, multi-signal transmission for active phased array antenna |
Feb. 15, 2005 |
| 6853329 |
Monopulse radar system |
Feb. 8, 2005 |
| 6850737 |
Antenna direction finding in mobile phones |
Feb. 1, 2005 |
| 6836674 |
Method of controlling directional antenna and apparatus of the same |
Dec. 28, 2004 |
| 6750810 |
Monopulse radar system |
Jun. 15, 2004 |
| 6667712 |
Downlink load sharing by nulling, beam steering and beam selection |
Dec. 23, 2003 |
| 6653973 |
Adaptive digital beamforming radar method and system for maintaining multiple source angle super-resolution capability in jamming |
Nov. 25, 2003 |
| 6456238 |
Dynamic signal routing in electronically scanned antenna systems |
Sep. 24, 2002 |
| 6433738 |
Transmission antenna directivity control apparatus and method |
Aug. 13, 2002 |
| 6417804 |
Control device for the formation of several simultaneous radar reception beams for an electronic scanning antenna |
Jul. 9, 2002 |
| 6163296 |
Calibration and integrated beam control/conditioning system for phased-array antennas |
Dec. 19, 2000 |
| 6133866 |
Method of operating monopulse radar |
Oct. 17, 2000 |
| 5959578 |
Antenna architecture for dynamic beam-forming and beam reconfigurability with space feed |
Sep. 28, 1999 |
| 5943010 |
Direct digital synthesizer driven phased array antenna |
Aug. 24, 1999 |
| 5940029 |
Radar apparatus |
Aug. 17, 1999 |
| 5847675 |
Radar with a wide instantaneous angular field and a high instantaneous angular resolution in particular for a missile homing head |
Dec. 8, 1998 |
| 5784022 |
Process and amplitude or phase monopulse radar device for locating flying objects |
Jul. 21, 1998 |
| 5771016 |
Phased array radar with simultaneous beam-steering and single-sideband modulation |
Jun. 23, 1998 |
| 5767805 |
Method for the broadening of a volume antenna beam |
Jun. 16, 1998 |
| 5764187 |
Direct digital synthesizer driven phased array antenna |
Jun. 9, 1998 |
| 5717405 |
Four-port phase and amplitude equalizer for feed enhancement of wideband antenna arrays with low sum and difference sidelobes |
Feb. 10, 1998 |
| 5714957 |
Base station antenna arrangement |
Feb. 3, 1998 |
| 5661489 |
Enhanced electronically steerable beam-forming system |
Aug. 26, 1997 |
| 5602555 |
Base station antenna arrangement |
Feb. 11, 1997 |
| 5592178 |
Wideband interference suppressor in a phased array radar |
Jan. 7, 1997 |
| 5506589 |
Monopulse array system with air-stripline multi-port network |
Apr. 9, 1996 |
| 5486831 |
Multi-mode missile seeker with adjunct sensor blocking an electronically scanned radio frequency aperture using an off-boresight direction finding process |
Jan. 23, 1996 |
| 5461389 |
Digital beamforming array |
Oct. 24, 1995 |
| 5424748 |
Radar antenna suitable for designation and trajectography radar |
Jun. 13, 1995 |
| 5353031 |
Integrated module controller |
Oct. 4, 1994 |
| 5353033 |
Optoelectronic phased array with digital transmit signal interface |
Oct. 4, 1994 |
| 5181040 |
Method of measuring the null angle of a monopulse antenna and apparatus therefor |
Jan. 19, 1993 |
| 5172125 |
All weather tactical strike system (AWISS) and method of operation |
Dec. 15, 1992 |
| 5172122 |
All weather tactical strike system (AWISS) and method of operation |
Dec. 15, 1992 |
| 5066956 |
Azimuth-stacked radar method and apparatus |
Nov. 19, 1991 |
| 5017927 |
Monopulse phased array antenna with plural transmit-receive module phase shifters |
May. 21, 1991 |
| 4937584 |
Adaptive phase-shifter nulling techniques for large-aperture phases arrays |
Jun. 26, 1990 |
| 4837577 |
Method for stabilizing an electronically steered monopulse antenna |
Jun. 6, 1989 |
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