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WO/2004/113835A1 |
The invention relates to a method of operating a surveying instrument (10) placed in a orthogonal XYZ-system at (0,0,0) having a movable unit (20), said instrument defining a sight line (128) that is controllably rotatable around a first...
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WO/2004/112975A1 |
An apparatus and method for cleaning passageways and the like with a two-phase mixture of gas under pressure and an aqueous cleaning solution. The two-phase cleaning mixture is generated in a module and is passed out of the module at a p...
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WO/2004/085961A2 |
A method for detecting an inaccurate barometric pressure adjustment setting on a barometric altimeter is described. The method includes receiving a barometric corrected altitude from the altimeter, receiving an altitude from a global pos...
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WO/2004/084152A2 |
A terrain warning system includes an indicator to inform a pilot of proposed degree of flight parameters for safely clearing terrain. An aural message may identify a vertical speed that may be used to safely traverse terrain to the pilot...
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WO/2004/070317A1 |
According to the invention, a climate-related, or to be precise, a temperature-related correction of the altitude reading is carried out on an altimeter. In doing this, the measurement of altitude is based on an average reference tempera...
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WO/2004/055477A1 |
Terrain anticollision equipment generally uses a display device presenting a two-dimensional synthetic map of the terrain flown over by the aircraft wherein the relief is shown in superimposed layers (S1, S2, S3 ) to which are assigned f...
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WO/2004/010079A2 |
The invention relates to an aircraft navigation assistance method. The inventive method comprises the following steps consisting in: a) defining a zone to be traced to the right and left of a first artificial aircraft path; b) tracing a ...
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WO/2004/003472A1 |
The invention relates to a mobile communication terminal, advantageously a mobile phone. According to the invention, the communication terminal comprises a barometric altimeter. The altimeter can be recalibrated using means for determini...
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WO/2003/083412A1 |
The invention relates to a measuring method comprising the following steps: measuring the distance (d) to the test object, determining a virtual lateral extension (B) of the test object, calculating the object variable (G) of the test ob...
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WO/2003/077224A1 |
A system for reducing nuisance alerts and warnings in a terrain awareness and warning system for an aircraft, including determining if the aircraft is within a predetermined geometric volume (300) surrounding an airport. If the aircraft ...
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WO/2003/071371A1 |
Embodiments provide a method and apparatus for indicating aircraft (12) height relative to an obstruction in a terrain awareness warning system. The method includes receiving data indicative of geographic features of an obstruction, late...
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WO/2003/046482A1 |
The invention concerns inertial navigation units for aircraft. In order to improve altitude measurement accuracy, it consists in associating with the inertial unit (C_INERT) a radio sonde supplying the aircraft altitude (HAUT_ALT) relati...
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WO/2003/023322A2 |
An emergency navigational system that monitors the navigation of an aircraft by comparing actual flight (10) parameter data to predefined flight parameter data to thereby determine if the actual flight parameter data deviates beyond a de...
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WO/2003/008908A1 |
A ground proximity warning system including a pitch angle alerting device, the pitch angle alerting device including warning logic having an input that is structured to receive a signal that is representative of the indicated pitch angle...
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WO/2003/002941A1 |
The invention relates to a method for generation of a relief image, comprising pixels and representing, in colour, the terrain over which an aircraft is flying, with at least one normal anti-collision mode in which the colour representin...
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WO/2003/002940A1 |
The invention concerns a method for synthesis of a chart image consisting of pixels and representing a terrain flown over by an aircraft, the chart imagery being developed in each pixel from several data including, a first colour altimet...
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WO/2002/088632A2 |
In an aircraft conventionally-including a redundant pair of independent primary altitude determination systems of accuracy certified for RVSM operations, an initially loosely calibrated backup altimeter (32) receives independent static p...
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WO/2002/076820A1 |
A safe diver's watch digitally displaying the depth for safe stop or pressure-reduction stop and further displaying a graph so as to readily urge the diver to keep the depth is provided. A diving computer comprises a time-measuring means...
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WO/2002/070993A1 |
The altimeters (28, 30) which contain within it means for storing the Static Source Error Correction (SSEC) includes means for downloading the SSEC and for transferring it to a new altimeter (32) which may then be used in the place of on...
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WO/2002/059547A2 |
An apparatus, method and computer program product for suppressing an alert generated by a terrain awareness system rotary wing aircraft of potentially hazardous proximity to terrain also reduces nuisance warnings and provides a terrain d...
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WO/2002/059546A1 |
A terrain avoidance system, method and computer program product for reducing nuisance alarms. The system includes a geometric altitude component, first and second vertical safety margin generators, and an alert component.
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WO/2002/059705A1 |
The present invention includes a system, method and computer program product for reducing nuisance warnings during low altitude flight conditions and in the presence of low position uncertainty. The system includes a first component that...
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WO/2002/039407A1 |
Anti-collision device that uses only the GPS coordinates avoiding any radio-navigation system. A processor creates an imaginary line ideally projected ahead the bow of the aircraft, which meets the obstacles coming across the course. Thi...
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WO/2002/039138A1 |
A positioning and ground proximity warning method for vehicle includes the steps of outputting global positioning system signals (via 10 in fig. 1) to an integrated positioning/ground proximity warning system processor (60); outputting (...
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WO/2002/031533A1 |
The invention relates to an improved method and an apparatus for navigating a craft (500) by means of remote distance measurement, for instance, via a radar altimeter. This measurement of a distance between the craft (500) and a surface ...
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WO/2002/031532A1 |
The invention relates to a method and an apparatus for navigating a craft (400) by means of remote distance measurement. According to the invention, a compensation is made for the inclination of a remote distance meter mounted on the cra...
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WO/2002/023125A1 |
A method, apparatus and computer program product for alerting the pilot of a helicopter of a possible tail strike hazard.
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WO/2002/021229A2 |
The invention concerns a device designed to be installed on board an aircraft to provide eventual warning data corresponding to a risk of collision between the aircraft and the landform. The device comprises an assist-module (4) designed...
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WO/2002/016870A2 |
A system, method, and computer program product for altering an aircraft flight crew of an inconsistency during an instrument landing system (ILS) approach to a selected runway.
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WO/2002/012830A1 |
Apparatus and methods for enhancing the accuracy of height above ground measurements in which the registration error between successive images taken of the terrain over which an aircraft is flying is minimised, the earlier image having f...
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WO/2002/010680A2 |
A system and method for providing highly accurate measurements of the altitude above ground level (AGL) of an aircraft (10) flying over local terrain (12). A current AGL altitude of the aircraft over local terrain is obtained by activati...
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WO/2002/008693A1 |
A system and method for improving the accuracy of altitude determinations in an inertial navigation system. The system utilizes pressure measurements which are taken by a barometric altimeter and converted into an estimated pressure alti...
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WO/2001/095042A1 |
In the 3D AIME mechanization (1) measurements of altitude above mean sea level are first referenced to AIME computer altitude by adder (3) and then pre-filtered by the pre-filter (5). The computer altitude is obtained from computing unit...
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WO/2001/092823A2 |
An apparatus, method and computer program product for displaying terrain and terrain alerts to pilots of rotary wing aircraft provides a terrain display consistent with the performance capabilities of such aircraft.
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WO/2001/090694A2 |
An apparatus, method and computer program product has a first terrain awareness mode and a second terrain awareness mode selectable by the pilot.
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WO/2001/090693A2 |
An apparatus, method and computer program product for alerting rotary wing aircraft of potentially hazardous proximity to terrain also reduces nuisance warnings and provides a terrain display consistent with the unique performance capabi...
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WO/2001/071281A1 |
The invention concerns a portable device (10) for determining horizontal and vertical positions. It comprises an altimeter (15) including a pressure sensor calibrated at a predetermined initial altitude, a GPS signal receiver (12) design...
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WO/2001/061277A2 |
An apparatus, system, method and computer program product to verify proper operation of an aircraft altimetry system. Aural and visual alerts may optionally be provided when a fault in the altimetry is detected.
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WO/2001/025725A1 |
A navigational system for submersible vessels that provides warning of impending grounding occurrences. A data base of bottom contours and submerged obstructions is compared to various indicators of the submersible vessel's position and ...
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WO/2001/025724A1 |
A navigational system for surface vessels that provides warning of impending grounding occurrences. A data base of bottom contours and submerged obstructions is compared to various indicators of the surface vessel's position and motion t...
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WO/2000/077473A1 |
The invention relates to an altimeter for detecting and displaying the altitude above the sea level of a location by measuring the ambient atmospheric pressure. In order to compensate for changes in air pressure due to meteorological rea...
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WO/2000/070354A1 |
The vertical speed of an aircraft is determined in a manner independent of signals provided by an air data computer, an inertial reference system and an inertial navigation system. A first vertical velocity of the aircraft is determined ...
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WO/2000/068641A1 |
The invention concerns a device for measuring the position of a lower positioning reference system (130) with respect to an upper positioning reference system (110) located above the former comprising a pendulum (150) including a pendulo...
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WO/2000/062016A1 |
An apparatus (10) for use in an aircraft for determining and displaying a reading which is indicative of pressure density at any instant in time, comprises sensing means for determining both ambient air pressure (14) and ambient air temp...
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WO/2000/058744A1 |
A locator (100) receives signals from at least one beacon (110, 112 and 114). At least one beacon has a barometer (122, 124 and 126) for measuring local air pressure. The air pressure information is transmitted by the beacons with the po...
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WO/2000/057130A1 |
Apparatus for estimating a first height (1) of a vehicle (2) above a first reference surface (3), including a system (4) for determining position, velocity and attitude incorporating at least one sensing means (4b) operable to provide an...
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WO/2000/057202A2 |
The ground proximity warning system and method provide a number of alerts based upon a substantially reduced list of input parameters relative to a conventional ground proximity warning system and method. The ground proximity warning sys...
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WO/2000/047948A1 |
The present invention provides several apparatus and methods for generating a terrain clearance floor envelope for use in a ground proximity warning system. The present invention includes a processor that defines a terrain clearance floo...
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WO/2000/048050A2 |
A ground proximity warning system, method and computer program product are provided that controllably alter the base width of the alert envelope in order to accommodate uncertainties associated with the current position of the aircraft. ...
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WO/2000/048159A2 |
The present invention provides apparatus, methods, and computer program products that monitor the altitude of an aircraft with respect to a selected runway. If the altitude of the aircraft is below a minimum glideslope with respect to th...
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