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Class Information
Number: 342/410
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Directive > Beacon or receiver > With transmisson of bearing or position determinative signals > Fixed course or bearing indicating > Glide slope transmitter or receiver
Description: Subject matter including means to transmit or receive bearing line or plane informating including the landing or take-off path of an aircraft where the glide slope is the vertical guidance portion of the path.










Sub-classes under this class:

Class Number Class Name Patents
342/411 Receiver only 33
342/412 Transmitter oly 21


Patents under this class:

Patent Number Title Of Patent Date Issued
8239077 Method and device for detecting noise on a guide signal of LOC type received by an aircraft Aug. 7, 2012
7636620 Signal distribution device operating in aircraft instrumental landing systems Dec. 22, 2009
7522977 Method and a device for assisting the piloting of an aircraft during an approach phase Apr. 21, 2009
6469654 Transponder landing system Oct. 22, 2002
6348891 Far field monitor apparatus Feb. 19, 2002
6239745 Satellite landing system having instrument landing system look alike guidance May. 29, 2001
5909193 Digitally programmable radio modules for navigation systems Jun. 1, 1999
5532701 Arrangement for comparing two temporally separated bursts of signal at two different frequencies Jul. 2, 1996
5483245 ILS signal analysis device and method Jan. 9, 1996
5475393 Precision landing system Dec. 12, 1995
5311194 GPS precision approach and landing system for aircraft May. 10, 1994
5206654 Passive aircraft monitoring system Apr. 27, 1993
5101207 MLS-type landing system with centralized means of surveillance Mar. 31, 1992
5097266 MLS-type landing system with centralized microwave generation Mar. 17, 1992
5022751 Portable localizer siting system Jun. 11, 1991
5017930 Precision landing system May. 21, 1991
4990921 Multi-mode microwave landing system Feb. 5, 1991
4940986 Millimeter wave locating Jul. 10, 1990
4929957 Method and apparatus for detecting receiver compression in multiple lobe guidance systems May. 29, 1990
4912479 Microwave landing system Mar. 27, 1990
4866450 Advanced instrument landing system Sep. 12, 1989
4757320 Method and device for the radioelectric synchronization of slave stations by a master station, especially for a microwave landing control system Jul. 12, 1988
4677442 Microwave landing system with .+-.90 degree azimuth clearance guidance and 360 degree data coverage Jun. 30, 1987
4667196 Active visual display system for remote three-axis flight path guidance of landing aircraft May. 19, 1987
4599621 Two-frequency glide-path station for the standardized instrument-landing system ILS Jul. 8, 1986
4429312 Independent landing monitoring system Jan. 31, 1984
4210930 Approach system with simulated display of runway lights and glide slope indicator Jul. 1, 1980
4167739 Instrument landing system glidepath antenna array and drive therefor Sep. 11, 1979
4164743 Drive arrangement for an instrument landing system glidepath antenna Aug. 14, 1979
4040005 Composite situation analyzer and instrument flight system Aug. 2, 1977
4021806 Method and apparatus for guiding aircraft along curved path approach profiles May. 3, 1977
3971025 Airport ground surveiliance system with aircraft taxi control feature Jul. 20, 1976
3968495 Instrument landing system Jul. 6, 1976
3952308 Perspective navigation system employing the inner comparisons of signal phases received on an aircraft by a plurality of sensors Apr. 20, 1976
3946385 Interferometric navigation and guidance system Mar. 23, 1976
3938155 High stability modulator for instrument landing systems Feb. 10, 1976











 
 
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