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Class Information
Number: 342/153
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Determining direction > Monopulse > With particular antenna or waveguide
Description: Subject matter including a significant antenna apparatus or wave guide structure.
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 |
| 7340277 |
Adaptive antenna for controlling the weighting on a plurality of antenna elements |
Mar. 4, 2008 |
| 7292179 |
Instantaneous passive range finding |
Nov. 6, 2007 |
| 7218684 |
Method and system for code reuse and capacity enhancement using null steering |
May. 15, 2007 |
| 7212152 |
Monopulse radar system |
May. 1, 2007 |
| 7038620 |
Warped plane phased array monopulse radar antenna |
May. 2, 2006 |
| 7035651 |
Process and devices for determining the radio reception direction in a mobile communications network |
Apr. 25, 2006 |
| 6741205 |
Monopulse radar system |
May. 25, 2004 |
| 6717543 |
Radar device for object self-protection |
Apr. 6, 2004 |
| 6712140 |
3rd borehole radar antenna and algorithm, method and apparatus for subsurface surveys |
Mar. 30, 2004 |
| 6603422 |
Ground penetrating radar incorporating a real-time multi-target direction finding capability |
Aug. 5, 2003 |
| 6498582 |
Radio frequency receiving circuit having a passive monopulse comparator |
Dec. 24, 2002 |
| 6437740 |
Single receiver wireless tracking system |
Aug. 20, 2002 |
| 6316934 |
System for three dimensional positioning and tracking |
Nov. 13, 2001 |
| 6211813 |
Compact monopulse source for a focal feed reflector antenna |
Apr. 3, 2001 |
| 6195035 |
Cylindrical monopulse |
Feb. 27, 2001 |
| 6150975 |
Divergence measurement antenna for single-pulse radar |
Nov. 21, 2000 |
| 6100841 |
Radio frequency receiving circuit |
Aug. 8, 2000 |
| 5991474 |
Obstacle sensor operating by collimation and focusing of the emitted wave |
Nov. 23, 1999 |
| 5914684 |
Electromagnetic transducer system with integrated circuit card adapter |
Jun. 22, 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 |
| 5815112 |
Planar array antenna and phase-comparison monopulse radar system |
Sep. 29, 1998 |
| 5784022 |
Process and amplitude or phase monopulse radar device for locating flying objects |
Jul. 21, 1998 |
| 5754140 |
Beam sharpened, low sidelobe antenna system |
May. 19, 1998 |
| 5731783 |
Method and apparatus for estimating radar signal polarisation |
Mar. 24, 1998 |
| 5612702 |
Dual-plane monopulse antenna |
Mar. 18, 1997 |
| 5594448 |
Highly accurate RF-ID positioning system |
Jan. 14, 1997 |
| 5574461 |
Radar apparatus for connecting to a gun |
Nov. 12, 1996 |
| 5493303 |
Monopulse transceiver |
Feb. 20, 1996 |
| 5459668 |
Method and apparatus for signal analysis employing a virtual cross-correlation computer |
Oct. 17, 1995 |
| 5329285 |
Dually polarized monopulse feed using an orthogonal polarization coupler in a multimode waveguide |
Jul. 12, 1994 |
| 5283588 |
Monopulse tracking apparatus |
Feb. 1, 1994 |
| 5274384 |
Antenna beamformer |
Dec. 28, 1993 |
| 5270718 |
Method and apparatus for tracking targets from direct and multipath reflected radar signals |
Dec. 14, 1993 |
| 5255004 |
Linear array dual polarization for roll compensation |
Oct. 19, 1993 |
| 5233359 |
Low difference pattern sidelobe pattern circuit |
Aug. 3, 1993 |
| 5184136 |
Pulse radar and components therefor |
Feb. 2, 1993 |
| 5128682 |
Directional transmit/receive system for electromagnetic radiation with reduced switching |
Jul. 7, 1992 |
| 5091730 |
Pulse radar and components therefor |
Feb. 25, 1992 |
| 5066959 |
Mode coupler for monopulse applications having H.sub.01 mode extracting means |
Nov. 19, 1991 |
| 5036332 |
Multi-mode feed system for a monopulse antenna |
Jul. 30, 1991 |
| 4983977 |
Architecture for monopulse active aperture arrays |
Jan. 8, 1991 |
| 4965732 |
Methods and arrangements for signal reception and parameter estimation |
Oct. 23, 1990 |
| 4849761 |
Multi-mode feed system for a monopulse antenna |
Jul. 18, 1989 |
| 4821039 |
Dual polarized monopulse orthogonal superposition |
Apr. 11, 1989 |
| 4818958 |
Compact dual series waveguide feed |
Apr. 4, 1989 |
| 4734700 |
Group antenna with electronically phase-controlled beam |
Mar. 29, 1988 |
| 4721959 |
Monopulse comparator formed in a milled channel plate structure |
Jan. 26, 1988 |
| 4649391 |
Monopulse cavity-backed multipole antenna system |
Mar. 10, 1987 |
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