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Class 73/178R - NAVIGATION


Subclass of Class 73 - Measuring and testing
Definition: Instruments peculiarly adapted to use in conducting a craft
No. of patents: 596
Last issue date: 10/19/2010


1                      
NumberTitleIssue Date
7814784Dial a sail
A device for guiding the helmsman and crew of a sailing vessel in steering a correct point of sail course relative to the true wind by knowing the numerical compass degrees for every point of the compass rose for every point of sail. The device employs two dials cou...
10/19/2010
7543494Method for determining the vertical on moving objects and the device for its determination
The technical solution provided of determining the vertical on the moving object is based on bringing the difference of apparent and horizontal accelerations to zero. It enables one to solve the tasks of determining the parameters of movement with the threshold of s...
06/09/2009
7366613RF wireless communication for deeply embedded aerospace systems
A wireless communication interface for inertial measurement unit is disclosed. One or more instrumentation sensors, a processor, a wireless radio frequency transceiver with an antenna, and a power source are sealed within an inertial sensor assembly. The processor i...
04/29/2008
7353614Vehicle compass system with continuous automatic calibration
The compass system of the present invention utilizes an improved calibration routine in which a processing circuit of the compass recalibrates the compass each time three data points are obtained from a magnetic field sensor that meet predetermined criteria. One suc...
04/08/2008
7347088Installation structure of electronic component for tire
An installation structure of an electronic component for a tire, where the installation structure protects the electronic component from heat produced by a tire and a braking device and enables accurate information about the inside of the tire to be obtained without...
03/25/2008
7342533Method and apparatus for obtaining satellite trajectory data at a satellite positioning system receiver
Method and apparatus for locating position of a mobile receiver is described. In one embodiment, satellite measurements are obtained at the mobile receiver for a plurality of satellites in a satellite positioning system constellation. Satellite trajectory data is ob...
03/11/2008
7342512Aircraft flat panel display system
A flat panel display system for an aircraft display includes a graphics rendering computer for rendering of anti-aliased graphical imaging data derived from aircraft sensors for full-field imaging on a cockpit display screen. A comparator processor independently gen...
03/11/2008
7334939Method 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
7334938Mold and fungus growth warning apparatus and method
An apparatus for monitoring environmental conditions favorable for mold, mildew and fungus growth includes a microprocessor having a data map, a temperature sensor attached to the microprocessor, a relative humidity sensor attached to the microprocessor, an indicato...
02/26/2008
7310578Fast access, low memory, pair catalog
A system (18) includes: a) A vehicle (12) includes an attitude or angular velocity control system (38), a plurality of star trackers or star sensors (22) each having a field of view (28); b) a memory (30) having a star catal...
12/18/2007
7305286System and method for gyro enhanced vertical flight information
A flight instrument and associated method where vertical speed information is combined with gyro information to produce gyro enhanced vertical speed information that is displayed to a pilot. The gyro information may include a pitch rate gyro and may include an azimu...
12/04/2007
7293456Nautical instrument having slidable mounting and locking
A nautical instrument that can be repetitively mounted to and removed from a surface within a ship without the use of tools or other instruments. The nautical instrument incorporates a mounting system that achieves slidable locking engagement of the nautical instrum...
11/13/2007
7295135Flight information system
A flight instrument displays azimuth information in combination with horizon information and other optional information such as altitude and/or airspeed. Azimuth information is displayed using an elliptical pattern placed below a horizon line displaying horizon info...
11/13/2007
7295387Lens optical system
A lens optical system is provided with a cemented lens element formed by cementing two constituent lens elements made of different optical materials together, with a diffractive optical surface formed at the cementing interface between the two constituent lens eleme...
11/13/2007
7292000Angular velocity measuring device and leg-moving robot
An angular velocity measuring device (1) includes a first sensor (2) (vibration gyro) and a second sensor (3) (gas rate gyro). The detection output of the first sensor (2) is inputted to a high pass filter (4). Output of the filter...
11/06/2007
7286911Aircraft pilot assistance system and method
A system and method for assisting a pilot to recover the aircraft from a variety of dangerous situations involving one or more of the following: altitude, airspeed, attitude, roll rate, and a partial equipment failure in the control panel. In accordance with the inv...
10/23/2007
7280916Method and apparatus for compensating for acceleration errors and inertial navigation system employing the same
Provided are a method and apparatus for compensating for an acceleration error in an inertial navigation system (INS). The apparatus includes a motion detector that detects the motion of the INS and outputs information on stationary time intervals during which the I...
10/09/2007
7273456Method for analyzing an event such as a surgical intervention on a blood vessel
A method of analyzing an event comprises the steps consisting in: gathering at least one series of measurements of a physical phenomenon associated with the event or likely to be associated therewith; from a predet...
09/25/2007
7260456Pixel-frequency slews and filters for star data measurements
A method and apparatus for reducing centroiding error of a star sensor having a plurality of pixels is disclosed. The method comprises the steps of computing a star sensor angular slew rate of ω pixels per star sensor integration period τ, collecting star sensor d...
08/21/2007
7257470Fault isolation method and apparatus in artificial intelligence based air data systems
A method providing fault isolation, in an air data system which uses artificial intelligence to generate an air data parameter, includes generating the air data parameter as a function of a plurality of measured values such as static pressures. Then, estimates of ea...
08/14/2007
7236885Method and system for geophysical data acquisition on an airship
A geophysical survey is conducted, using specialized instruments, to measure the gravity field by flying over a terrain of interest. A series of nominally parallel survey lines can be flown until a total region to be surveyed has been covered. The geophysical survey...
06/26/2007
7233389System and method for the measurement of the velocity and acceleration of objects
A method and system is disclosed for determining a flight characteristic of an object in a flight path, the flight characteristic to be determined can be the object's position while in flight, a linear velocity, a rotational velocity or an acceleration of the object...
06/19/2007
7222522Method for measuring at least one characteristic property of a pneumatic tire for a vehicle wheel
A method for measuring at least one characteristic property of a pneumatic tire for a vehicle wheel includes arranging at least one array of deformable sensors along a first direction; making the tire pass at speed over the sensors along a second direction; generati...
05/29/2007
7222021Operator guiding system
A base station is installed in a predetermined area where a large number of target points are studded around the station. When the operator moves a mobile station around the base station, display means is provided for both or either of the base station that guides t...
05/22/2007
7219011Vertical deviation indication and prediction system
A vertical deviation indicator and predictor includes a vertical deviation scale having a plurality of vertically spaced markers, one of the markers indicating the vehicle's present vertical position. Current vertical flight path segment symbols are selectively supe...
05/15/2007
7213454Method and apparatus for obtaining improved accuracy and range for air data parameters inferred from independent measurements of interdependent pressures
A method of calculating a system level air data parameter for an aircraft, for example aircraft angle-of-attack (AOA) and/or angle-of-sideslip (AOS), includes measuring a plurality of local static pressures pi. Next, a plurality of non-dimensional pressur...
05/08/2007
7210392Autonomous weapon system
An autonomous weapon system including weapon (9) and weapon mounting system (7, 8) operable to point the weapon (9) in accordance with input control signals. The weapon system includes a sensor (2) to acquire images and other data from a ...
05/01/2007
7206694Transfer alignment of navigation systems
Navigation systems provide accurate position, velocity and attitude information at one or more slave inertial measurement units (SIMU), mounted and spaced apart from a master inertial navigation system (MINS). ...
04/17/2007
7194342Navigational instrument, method and computer program product for displaying ground traffic information
The present invention provides an aircraft navigational system including a graphical user interface that is capable of displaying navigational information in a split-screen format. The split-screen format includes displaying multiple graphical user panels, each depi...
03/20/2007
7191636Inertial measurement system and method with sensor bias cancellation
Inertial measurement system and method in which a base is rotated about an input axis in accordance with a rotation to be measured, rotation about the input axis is sensed with one or more angular rate sensors, fixed bias offset is cancelled by dithering the sensors...
03/20/2007
7185845Faceted ball lens for semi-active laser seeker
A wide field-of-view optical system that may be used in determining a direction to a source of light, or for determine steering corrections to direct a vehicle toward a target, is disclosed. The optical system, which may be used as a seeker in a missile or other wea...
03/06/2007
7185858Spacecraft gyro calibration system
A method of calibrating a gyro (42) of a spacecraft (14) may include determining a yaw attitude residual of the spacecraft. Roll gyro bias residual is determined in response to the yaw attitude residual. The gyro (42) is calibrated in response t...
03/06/2007
7185538Methods and systems for sensing air vehicle airspeed
A system for determining airspeed of an air vehicle is described which includes and airflow sensor and a processor. The airflow sensor is located within an airflow path extending substantially through the air vehicle, and the processor is configured to receive a sig...
03/06/2007
7181967Enhancement of sensors for airborne operation
Gravity gradiometers (or gravity gradient instrument, GGI) measure one or more components of the gradient of gravity which is expressed as the gradient of a gravity vector. One or more feedback loops extend from the instrument output to one or more of the accelerome...
02/27/2007
7178399Housing for magnetofluidic accelerometer
A housing for a magnetofluidic sensor where the sensor has a plurality of drive magnet assemblies, magnetic fluid and an inertial body. The housing has a plurality of ports for securing respective drive magnet assemblies, such that a portion of each drive magnet ass...
02/20/2007
7168308Methods for detecting, monitoring, and/or controlling behaviour of a tire in motion
A system for determining interaction between a tire and a contact surface during movement of a motor vehicle includes at least one first sensor and processing means. The at least one first sensor includes one or more first elongated piezoelectric elements which exte...
01/30/2007
7166005Surfing parameters gauge and transfer apparatus
SURFING PARAMETERS GAUGE AND TRANSFER APPARATUS is a velocity, time and space covered by a surfboard measurement apparatus or any other similar solid body, comprising a multifunction module(2) enclosing a sensor adapted to pick up the surfboard displacement r...
01/23/2007
7161476Electronic tire management system
An electronic tire maintenance system is provided for measuring a parameter of a device at a first location. The system includes a sensor for measuring the device parameter and generating a data signal representing the measured parameter. The system also includes a ...
01/09/2007
7162367Self-contained/interruption-free positioning method and system thereof
A self-contained/interruption-free earth's surface positioning method and system, carried by a user on the earth's surface, includes an inertial measurement unit, a north finder, a velocity producer, an altitude measurement device, a GPS (Global Positioning System) ...
01/09/2007
7158880Navigation system
A navigation system for use in a motor vehicle receives starting position data and destination position data and computes driving directions between the starting and destination positions. The navigation system includes a first memory unit that stores a basic naviga...
01/02/2007
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