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| Number | Title | Issue Date |
| 8171788 | Barometric portable electronic device The invention relates to a device and method for measuring atmospheric pressure and processing atmospheric-pressure information. The invention is based on the idea that the atmospheric pressure is measured at several moments in time, the atmospheric-pressure data is... | 05/08/2012 |
| 7908921 | Barometric-pressure-sensor device with altimeter function and altimeter-setting function A barometric-pressure-sensor device for a portable electronic device, having a pressure sensor of a MEMS type designed to supply a barometric-pressure measurement, and with a processing circuit coupled to the pressure sensor that is designed to supply an altitude me... | 03/22/2011 |
| 7600426 | Calibration method and apparatus for a mobile device The invention relates to a method and a mobile device. In accordance with the method—pressure data is measured, the pressure data is used as atmospheric-pressure data and/or for the definition of altitude, and the magnetic field of the Earth is measured by a magne... | 10/13/2009 |
| 7555947 | Air pressure sensor An air pressure sensor capable of measuring air pressure highly accurately with a simple configuration is provided. The sensor includes: a sealed case with a sealed space formed therein; a first thin plate member which constitutes at least a part of the wall of the ... | 07/07/2009 |
| 7493813 | Electronic instrument movement/barometer An instrument [particularly barometer ]movement includes a plurality of elements including a pressure transducer capable of sensing barometric pressure and converting the sensed pressure into electric signals, a stepper motor having an hour shaft used in a conventio... | 02/24/2009 |
| 7429948 | Device and method for calibrating and improving the accuracy of barometric altimeters with GPS-derived altitudes In a combined GPS/altimeter device, the calibration and hence the accuracy of barometric altimeter measurements are enhanced with the aid of derived altitudes from a GPS. The device determines the need for calibration and perform the subsequent computations necessar... | 09/30/2008 |
| 7424825 | Barometric altimeter including a temperature compensation device The present invention proposes a portable barometric altimeter (10) including a pressure sensor (14), a calculation unit (16) which determines an altitude value (H) as a function of the pressure (P) measured by the sensor (14) and as a fu... | 09/16/2008 |
| 7404322 | Altimeter with kolsman window clarifier An altimeter having a magnifying element configured to magnify a barometric scale for use in setting the altimeter to a local barometric pressure. The magnifying element can be a plano-convex lens positioned on a transparent cover of the altimeter over the barometri... | 07/29/2008 |
| 7373223 | Global navigation satellite system landing systems and methods A method and system are provided for performing satellite-supported landings in CAT II/III type landing conditions. An exemplary system includes a communication component, a positioning system, a radar altimeter, and a processor. The communication component receives... | 05/13/2008 |
| 7363808 | Method, system and computer program product for nacelle wind speed correction A technique for correcting measurement error in data produced by a nacelle-based anemometer and for determining free stream wind speed for a wind turbine involves ascertaining parameters related to the wind turbine and the operation thereof, and using the parameters... | 04/29/2008 |
| 7350414 | Mechanical barometer An analog pressure indicator assembly, particularly useful as a barometer, accurately indicates pressure or pressure changes using the fewest number of and/or least expensive components possible. The assembly is typically gearless, and includes a pressure sensitive ... | 04/01/2008 |
| 7353129 | Altimeter having temperature correction 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 temperature value at sea level and o... | 04/01/2008 |
| 7345956 | Portable electronic device with analog display rate of climb indicator A portable electronic device (1) is described, in particular of bracelet watch type, comprising at least first and second display members (8 and 9), means (23, 31) for making measurements of a physical magnitude related to the value of th... | 03/18/2008 |
| 7334939 | Method and device for verifying a temperature value at a destination altitude of an aircraft The device comprises a means for measuring a dynamic temperature on the outside of the aircraft, a means for determining a static temperature around the aircraft, using said dynamic temperature, a means for determining, using said static temperature and a thermodyna... | 02/26/2008 |
| 7313962 | Altimeter with Kolsman window clarifier An altimeter having a magnifying element configured to magnify a barometric scale for use in setting the altimeter to a local barometric pressure. The magnifying element can be a plano-convex lens positioned on a transparent cover of the altimeter over the barometri... | 01/01/2008 |
| 7299113 | System and method for determining aircraft tapeline altitude A method, apparatus, and computer program product for accurately determining aircraft altitude, impact pressure, and calibrated air speed are provided. The determined results may be used for analysis in certification processes, used for building flight testing or si... | 11/20/2007 |
| 7269100 | Electronic dive watch including a redundant instantaneous depth display The present invention proposes an electronic dive watch (10) including a water resistant case (12) containing a watch movement (15) on which there is mounted a dial (16) provided with at least one first and one second coaxial hand (18,... | 09/11/2007 |
| 7242639 | Altimeter watch The invention concerns a method allowing an electronic watch to automatically exit an altimeter mode including the following steps: (a) entry into altimeter mode by activating the watch altimeter module; (b) using a pressure sensor of the watch to measure at least o... | 07/10/2007 |
| 7176811 | Pressure altimeter electrical testing A test apparatus and method of electrical testing especially useful for verifying normal performance of essential functions in an aircraft atmospheric pressure responsive auxiliary altimeter under either of flight line or maintenance shop conditions. The tester prov... | 02/13/2007 |
| 7145501 | Methods and systems for measuring terrain height An altitude measuring system is described that includes a radar altimeter configured to measure altitude and a digital terrain map database. The database includes data relating to terrain elevation and at least one data parameter relating to an accuracy of the terra... | 12/05/2006 |
| 7142152 | Device and method for calibrating and improving the accuracy of barometric altimeters with GPS-derived altitudes A portable, handheld electronic navigation device includes an altimeter and a GPS unit. An internal memory stores cartographic data, for displaying the cartographic data on a display of the navigation device. Accordingly, the device is capable of displaying cartogra... | 11/28/2006 |
| 7113450 | Wearable electronic device with multiple display functionality A wearable electronic device for conveying information in an analog manner at least in part by the use of at least one display hand positioned on the dial side of a dial, wherein the wearable electronic device uses the display hand(s) to convey information that is s... | 09/26/2006 |
| 7095364 | Altitude measurement system and associated methods An altitude measuring system and method for aircraft is provided. The altitude measuring system includes altitude sensors for providing data to an altitude processing unit. The altitude processing unit spatially averages each output to determine a mean altitude. Pit... | 08/22/2006 |
| 7040580 | Automatic activation device for deploying a parachute and methods thereof Methods, systems, and computer program products for an automatic activation device for deploying a parachute are disclosed. The methods and systems include protecting the device from damage from a liquid and may include a filter configured to allow airflow to pass t... | 05/09/2006 |
| 7031818 | Method and device for recognising a state of standstill of a motor vehicle It is customary to use signals from a motor vehicle central control in order to operate braking equipment for motor vehicles which automatically produces braking forces for states of standstill of a motor vehicle which are capable of holding a motor vehicle at a sta... | 04/18/2006 |
| 7009553 | Device and method for alert and density altitude features in a transponder A transponder having a subsystem for providing an altitude alert function signifying a deviation from a set altitude is described. The subsystem includes an input for receiving an altitude deviation limit associated with the set altitude, a CPU receiving updated alt... | 03/07/2006 |
| 7003049 | Fractional-N digital modulation with analog IQ interface Digital I and Q (NRZ) data streams are generated by specially configured conversion circuits, the outputs of which are applied to a F-N synthesizer to modulate the synthesizer. All illustrative conversion circuit employs a system of comparators to detect the state o... | 02/21/2006 |
| 6971070 | Technique for automatic parking of a vehicle In a control and management system for automobiles, a central processor in the system connects traditionally unrelated vehicle subsystems together to realize synergistic functions such as smart driving, automatic parking, etc. A master interface having a display is ... | 11/29/2005 |
| 6931952 | Device for in-line measurement of properties of fluid flows in pipeline systems A device called “pill” is provided for in-line measurement of properties, such as pressure and temperature, in a fluid flow within a pipeline system. The device is small enough to travel in the medium of the pipeline system in an unrestricted manner. It has at l... | 08/23/2005 |
| 6761064 | Movement-detecting altimeter To provide a movement-detecting altimeter designed so as to be capable of avoiding excessive accumulation of errors. The movement-detecting altimeter has a movement dependent altitude updating unit which updates an indicated altitude when a moving condition is maint... | 07/13/2004 |
| 6684175 | Display method of an altitude display apparatus for displaying absolute altitude In order to reduce confusion about a displayed absolute altitude and to enhance reliability and correctness, the present invention provides a display method of an altitude display apparatus for displaying an absolute altitude wherein an initial atmospheri... | 01/27/2004 |
| 6678629 | Portable altimeter and altitude computing method A portable altimeter of the present invention is provided with a movement determining unit for determining whether or not the altimeter is at a standstill or moving by comparing an amount of change in altitude with a prescribed standstill threshold value ... | 01/13/2004 |
| 6640165 | Method and system of determining altitude of flying object A method of determining an altitude of a flying object. A Blanchard altitude of a flying object is computed. A non-Blanchard reference altitude and a trajectory of the flying object are measured and input to a Kalman filter. In the Kalman filter, the non-... | 10/28/2003 |
| 6584839 | Modular altimeter An altimeter which contains within it means for storing the Static Source Error Correction (SSEC) for the aircraft. The altimeter includes means for downloading the SSEC and for transferring it to a new altimeter which may then be used in place of the ori... | 07/01/2003 |
| 6565992 | Phosphorescent oxygen sensors A pressure sensor comprising a stable polymer having a backbone containing nitrogen and one or more of sulfur or phosphorous, and including a phosphorescent dye agent.... | 05/20/2003 |
| 6530280 | Hypsometer A hypsometer for use to calibrate thermometers having 1) an elongated vessel for containment of a working fluid, 2) a heating element for heating the fluid to its boiling point, 3) a vapor jacket to provide an escape path for the vapor, 4) a vapor chamber... | 03/11/2003 |
| 6462703 | Method and system for high precision altitude measurement over hostile terrain A system and method for providing highly accurate measurements of the altitude above ground level (AGL) of an aircraft flying over local terrain. A current AGL altitude of the aircraft over local terrain is obtained by activating a radar altimeter on the ... | 10/08/2002 |
| 6462665 | Method and apparatus for sending a weather condition alert A method and apparatus of an alert system for notifying subscribers of weather or hazardous conditions. A weather-tracking source or service broadcasts weather or hazardous conditions across the nation to alert the general public of potentially dangerous ... | 10/08/2002 |
| 6434485 | GPS device with compass and altimeter and method for displaying navigation information A portable, handheld electronic navigation device includes an altimeter, a compass, and a GPS unit. An internal memory stores cartographic data, for displaying the cartographic data on a display of the navigation device. Accordingly, the device is capable... | 08/13/2002 |
| 6381540 | GPS device with compass and altimeter and method for displaying navigation information A portable, handheld electronic navigation device includes an altimeter, a compass, and a GPS unit. An internal memory stores cartographic data, for displaying the cartographic data on a display of the navigation device. Accordingly, the device is capable... | 04/30/2002 |
