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| Number | Title | Issue Date |
| 7479898 | System and method for synchronizing lights powered by wild frequency AC Flashing lights powered by a common wild frequency power source (40) are synchronized with respect to flash rate and duration. Each lighthead includes a power supply device (1), which includes a timing signal generator (30) and a synchronization... | 01/20/2009 |
| 7414546 | White anti-collision light utilizing light-emitting diode (LED) technology A white anti-collision light mounted on an aircraft utilizes a set of high-power light-emitting diodes (LEDs) and dedicated reflectors to distribute the light in a particular pattern that satisfies predetermined intensity requirements along a horizontal coverage are... | 08/19/2008 |
| 7391340 | Portable helicopter landing area and use method thereof The invention relates to a portable helicopter landing area and to the use method thereof. The inventive device comprises two cases (1, 2) which can be carried by the person on the ground (X) and which are intended to be disposed on the selected surface or ar... | 06/24/2008 |
| 7378989 | Emergency lighting arrangement with decentralized emergency power supply for an aircraft An emergency lighting arrangement preferably includes plural emergency light units connected to an on-board power supply network of an aircraft, and plural emergency current sources that each include at least one capacitor. Each emergency light unit includes an emer... | 05/27/2008 |
| 7324016 | Navigational indicating system for rotary wing aircraft Red, green and white colored lights are emitted from navigation orientation indicating light emitting devices mounted within a helicopter rotor blade near its tip. The light emissions from such devices are under control to respectively indicate passage of the rotor ... | 01/29/2008 |
| 7314296 | Multi-platform aircraft forward position light utilizing LED-based light source An aircraft forward position lighting device (1) has a modular configuration, including a mounting module (20) containing solid-state light sources, e.g., light-emitting diodes (LEDs) (210, 230). The mounting module also includes reflectors 2... | 01/01/2008 |
| 7288750 | Light signaling device Light signalling device, in particular intended to be mounted on board an aircraft, includes a plurality of light elements mounted on a support and surrounded by a translucent cover, said device including a means of reflecting the light emitted by the light elements... | 10/30/2007 |
| 7236105 | Anti collision light for aircraft Anti collision light for an aircraft includes a number of light emitting diodes (LEDs) arranged on a common plane. A reflecting arrangement is located above the plane and reflects the light emitted by the diodes in a sidewards direction. A surrounding reflecting arr... | 06/26/2007 |
| 7218205 | Variable candela strobe with constant trigger voltage A variable candela strobe unit couples a substantially constant trigger voltage to a trigger electrode of a gas discharge tube irrespective of the voltage provided across the tube which is specified by a selected candela output value. The trigger voltage is great en... | 05/15/2007 |
| 7196633 | Integrated radio tower light controller and alarm reporting device An integrated radio tower light controller and alarm reporting device is described that is made up of solid-state current sensing modules that monitor the AC current distributed to the various lights/beacons and report various alarm modes. In addition, a solid-state... | 03/27/2007 |
| 7136011 | System for avoidance of collision between an aircraft and an obstacle A field unit for warning of a danger of collision between an aircraft and an obstacle, in particular a topographical ground obstacle or an obstacle formed by a mast, building or aerial cable structure, comprises a multi-part tubular mast having devices for fixing a ... | 11/14/2006 |
| 7123165 | Apparatus and method for monitoring the output of a warning or indicator light An operational status detection system for a railroad warning device having a warning light, comprising: a photo detector configured to generate a signal corresponding to a light output of the warning light of the railroad warning device, the photo detector comprisi... | 10/17/2006 |
| 7098774 | Method and apparatus for monitoring and controlling warning systems A system for monitoring and controlling activation of a warning system includes a sensor module locally coupled to the warning system for sensing and controlling a flashing light of the warning system, a transceiver responsive to a microcontroller, and a power line ... | 08/29/2006 |
| 7079041 | LED aircraft anticollision beacon An exemplary aircraft anticollision beacon is constructed around a faceted aluminum support cylinder and base. The support cylinder has an outside surface with ten vertically oriented substantially planar faces. An array of LEDs is mounted in thermally conductive re... | 07/18/2006 |
| 7055994 | Light source assembly and methods for aircraft external lighting An aircraft light assembly comprises a light apparatus configured to be supported in a space on the body of an aircraft. The apparatus has one or more light emitting diodes (13) generating visible light and an outer structure overlying the LEDs. The outer str... | 06/06/2006 |
| 6989768 | Recognition/anti-collision light for aircraft A recognition light includes a reflector having an axis and first and second annular semi-parabolic reflective surfaces which have respective focal points axially spaced apart from one another, and first and second annular lamps respectively disposed at the focal po... | 01/24/2006 |
| 6963293 | System and method of preventing aircraft wingtip ground incursion An apparatus and method for tracking aircraft wingtip position during taxi operations to prevent wingtip ground incursion. A patterned illumination source is attached proximal the wingtips to project a readily discernable target pattern in the direction of taxi trav... | 11/08/2005 |
| 6943700 | Distress beacon, process and device for monitoring distress signals, and vehicle on which such a device is installed This invention relates to a distress beacon comprising at least one transmitter stage (22) connected to an antenna, and one receiver stage (21) locked onto a distress frequency connected to the said antenna (25), and a detection module connected... | 09/13/2005 |
| 6927701 | Runway occupancy monitoring and warning Techniques are described for monitoring runway occupancy and providing an indication of occupancy of a runway to an airplane on final approach the runway. A system, for example, defines and monitors one or more zones on the runway to determine whether the runway is ... | 08/09/2005 |
| 6900742 | Light control module for aviation obstruction marking The present invention involves a lighting control module for at least one aviation obstruction light including a microcontroller, and switching means for selectively coupling the aviation obstruction light to a power source, the microcontroller coupled to the switch... | 05/31/2005 |
| 6867710 | Aircraft beacon device on wind power installations The object of the invention is to improve a flight warning light arrangement of wind power installations and in particular to make the operation thereof as effect as possible. Disclosed is a flight warning light arrangement for a wind power installation, comp... | 03/15/2005 |
| 6762695 | Radio tower lighting system A radio tower light system utilizes a ground-level semiconductor optical light source and includes fiber optic cabling that is strung along the tower to the various desired locations for the beacon light. A lens system, at each beacon site, is coupled to the termina... | 07/13/2004 |
| 6695462 | Lighting installation, in particular as a danger light, obstruction light or daytime and night-time marker A lighting installation, in particular a danger light, obstruction light or daytime and night-time marker, having at least one luminaire and at least one lighting device arranged in a housing of the luminaire, with the lighting device being in the form of ... | 02/24/2004 |
| 6661353 | Method for displaying interactive flight map information An interactive flight map is provided to a passenger, through which information on the areas overflown can be accessed and utilized. A map of the portion of the flight path near the airplane, where the map has one or more identifiers, is displayed to a pa... | 12/09/2003 |
| 6642856 | Recognition/anti-collision light for aircraft A recognition light includes a reflector having an axis and first and second annular semi-parabolic reflective surfaces which have respective focal points axially spaced apart from one another, and first and second annular lamps respectively disposed at t... | 11/04/2003 |
| 6559777 | Dual mode light source for aircraft external lighting A dual mode light source unit is configured so that it can be secured into a conventional incandescent bulb socket on the aircraft. The light source has a connector portion that fits in the socket and receives the electrical current supplied thereto by th... | 05/06/2003 |
| 6507290 | Light emitting diode cluster module capable for use as an aircraft forward position light source A light source in the form of a light emitting diode (LED) cluster module suitable for use as an aircraft forward position light source. The light source comprises multiple LED components mounted on a base structure together with supporting electronic com... | 01/14/2003 |
| 6456205 | Anti-collision warning lights and method of use A warning light (10) for external use on an aircraft comprises a high-intensity light output light source (14,20). The light source comprises a plurality of light emitting diodes (40) which are arranged to be pulsed with an overdriving signal (32) to prod... | 09/24/2002 |
| 6429446 | Multiple infrared missile jammer Apparatus for providing simultaneous jamming of a number of missiles is disclosed comprising a plurality of reticles each having a pattern therein which provides necessary spin frequency and carrier frequency (if required) for the missile to be jammed. Th... | 08/06/2002 |
| 6420719 | Modulated infrared source A modulated infrared source is disclosed in which spatial modulation is accomplished by the sweeping of an infrared beam past a point in space. In one embodiment close to 100% of the energy from the infrared source is focused by rotating optics including ... | 07/16/2002 |
| 6420718 | Modulated infrared source A modulated infrared source is disclosed in which spatial modulation is accomplished by the rotation of beam forming optics about an infrared source in which a portion of the energy in the beam produced includes energy coming directly from the IR source w... | 07/16/2002 |
| 6420721 | Modulated infrared source A modulated infrared source is disclosed in which spatial-on-spatial modulation is accomplished by the rotation of two sets of beam forming optics about an infrared source. Close to 100% of the energy from the infrared source is focused by rotating two se... | 07/16/2002 |
| 6420720 | Countermeasure method A method of countermeasuring heat seeking missiles is disclosed in which an infrared source is spatially modulated by providing a beam from the source which is swept past a point in space to produce pulsed infrared energy at this point. In one embodiment ... | 07/16/2002 |
| 6278382 | Recognition/anti-collision light for aircraft A recognition light includes a reflector having an axis and first and second annular semi-parabolic reflective surfaces which have respective focal points axially spaced apart from one another, and first and second annular lamps respectively disposed at t... | 08/21/2001 |
| 6260508 | Position indicating device and method of use A position indicator device for marking the location of an aircraft that has crashed has a buoyant housing containing a radio beacon, a dye dispenser, and a visual beacon. Upon the crash of the aircraft, the buoyant housing is deployed by an air bag eject... | 07/17/2001 |
| 6160496 | Remote channel swap for aviation communications A device and method that allows a pilot to switch between communication and navigation inputs without disrupting the pilot's current task. An audio selector panel has inputs for at least two communication transceivers and outputs for at least a pilot's he... | 12/12/2000 |
| 6011493 | Aircraft lighting system An aircraft lighting system is disclosed in which conventional visible light sources at the exterior of an aircraft are provided with optical filters which block infra red light. In this way, it is made possible to use visible external lighting (required ... | 01/04/2000 |
| 5929788 | Warning beacon A warning beacon or a light where clusters of LED are mounted on a circuit board and emit light into a conical reflector so as to provide omni directional illumination has improved illumination intensity over its pattern of illumination by utilizing separ... | 07/27/1999 |
| 5903227 | Remote channel swap for aviation communications A device and method that allows a pilot to switch between communication and navigation inputs without disrupting the pilot's current task. An audio selector panel has inputs for at least two communication transceivers and outputs for at least a pilot's he... | 05/11/1999 |
| 5710560 | Method and apparatus for enhancing visual perception of display lights, warning lights and the like, and of stimuli used in testing for ocular disease Apparent object motion is created to stimulate rapid M cell response in an observer's visual system. In one embodiment, first and second pairs of lights, spaced apart about 1 to 60 minutes of visual angle at the viewing distance, are operated such that th... | 01/20/1998 |
