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Class Information
Number: 342/33
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Aircraft landing system
Description: Subject matter wherein a radar signal is used by an airborne vehicle to enable the vehicle to land safely on the ground.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5724040 |
Aircraft wake vortex hazard warning apparatus |
Mar. 3, 1998 |
| 5719567 |
System for enhancing navigation and surveillance in low visibility conditions |
Feb. 17, 1998 |
| 5716032 |
Unmanned aerial vehicle automatic landing system |
Feb. 10, 1998 |
| 5702070 |
Apparatus and method using relative GPS positioning for aircraft precision approach and landing |
Dec. 30, 1997 |
| 5677685 |
Device for assistance in the piloting of an aircraft |
Oct. 14, 1997 |
| 5661486 |
Aircraft landing aid device |
Aug. 26, 1997 |
| 5654890 |
High resolution autonomous precision approach and landing system |
Aug. 5, 1997 |
| 5614908 |
Helicopter system with rotor blade antennas for landing assistance and for detection of electro-magnetic anomalies |
Mar. 25, 1997 |
| 5483241 |
Precision location of aircraft using ranging |
Jan. 9, 1996 |
| 5361212 |
Differential GPS landing assistance system |
Nov. 1, 1994 |
| 5302957 |
Passive ranging system |
Apr. 12, 1994 |
| 5287104 |
Method and apparatus for aiding a landing aircraft |
Feb. 15, 1994 |
| 5235513 |
Aircraft automatic landing system |
Aug. 10, 1993 |
| 5208601 |
All-weather precision landing system for aircraft in remote areas |
May. 4, 1993 |
| 5136297 |
Method for navigation and updating of navigation for aircraft |
Aug. 4, 1992 |
| 5119090 |
Aeronautical optical guidance system |
Jun. 2, 1992 |
| 5043726 |
Spectral analyzer and direction indicator for laser guided aircraft landing system |
Aug. 27, 1991 |
| 5022751 |
Portable localizer siting system |
Jun. 11, 1991 |
| 5014053 |
Method and apparatus for determining actual lateral deviation from runway centerline |
May. 7, 1991 |
| 4990921 |
Multi-mode microwave landing system |
Feb. 5, 1991 |
| 4972321 |
Lateral axis rollout control for aircraft |
Nov. 20, 1990 |
| 4951056 |
Collision detection system |
Aug. 21, 1990 |
| 4940986 |
Millimeter wave locating |
Jul. 10, 1990 |
| 4925303 |
Aircraft piloting aid laser landing system |
May. 15, 1990 |
| 4866450 |
Advanced instrument landing system |
Sep. 12, 1989 |
| 4862164 |
Infrared aircraft landing system |
Aug. 29, 1989 |
| 4839656 |
Position determination and message transfer system employing satellites and stored terrain map |
Jun. 13, 1989 |
| H628 |
Universal automatic landing system for remote piloted vehicles |
Apr. 4, 1989 |
| 4806932 |
Radar-optical transponding system |
Feb. 21, 1989 |
| 4723123 |
Radar system |
Feb. 2, 1988 |
| 4680587 |
Instrument landing system |
Jul. 14, 1987 |
| 4667196 |
Active visual display system for remote three-axis flight path guidance of landing aircraft |
May. 19, 1987 |
| 4250505 |
Independent landing monitor |
Feb. 10, 1981 |
| 4167735 |
Aircraft orientation determining means |
Sep. 11, 1979 |
| 4156240 |
System for providing angular deviation data for locating a transmitter |
May. 22, 1979 |
| 4126859 |
Ground station for a round-trip-path distance-measuring system |
Nov. 21, 1978 |
| 4104634 |
Ground plane corner reflectors for navigation and remote indication |
Aug. 1, 1978 |
| 4103300 |
Air navigation and landing aid system |
Jul. 25, 1978 |
| 4050069 |
Transponder based landing system |
Sep. 20, 1977 |
| 3999007 |
Aircraft visual approach/landing reproducer device and system |
Dec. 21, 1976 |
| 3988731 |
Augmented perspective radar display |
Oct. 26, 1976 |
| 3943509 |
Navigation aiding systems with one-way ranging and two-way synchronization |
Mar. 9, 1976 |
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