1
Werner H Egli, Dennis Kuhlmann, Jack E Wier: Helmet-mounted sighting system. Honeywell, Trevor B Joike, September 8, 1981: US04287809 (173 worldwide citation)

An electromagnetic system for determining the orientation including position of a helmet worn by a pilot is disclosed, having a transmitting antenna for transmitting electromagnetic field vectors, a receiving antenna for sensing the electromagnetic field vectors, a control apparatus responsive to th ...


2
Timothy J Callaghan, Werner H Egli: Single gyro northfinder. Honeywell, Robert A Pajak, December 6, 1994: US05369889 (91 worldwide citation)

Disclosed is a northfinding apparatus having a single rotation rate sensor secured to a platform. The output of the rotation rate sensor is corrected for tilt and tilt rate of the platform. Measurements of the tilt and tilt rate and the rotation rate are combined to provide an azimuth angle of the p ...


3
Karen S Rylander, Karl M Fant, Werner H Egli: Data projection system with compensation for nonplanar screen. Honeywell, Wayne B Easton, November 3, 1992: US05161013 (77 worldwide citation)

A data projection system in which a data projector having a data display memory associated therewith projects images to a viewing screen. The system includes a curved or nonplanar viewing screen and computer software effective to provide viewing fidelity by compensating for inaccuracies of the viewi ...


4
Werner H Egli: Navigation by a video-camera sensed ground array. John G Shudy Jr, September 12, 1989: US04866626 (60 worldwide citation)

Navigation by interpretation of images of parallelogram corner points of a ground beacon array. A video camera senses images of the beacon array and a computer interprets the images to provide attitude and location of the platform, on which the camera is mounted, relative to the array.


5
Werner H Egli, John W Miller, Jeffrey M Setterholm: Method and apparatus for determining location and orientation of objects. Honeywell, Robert A Pajak, June 9, 1987: US04672564 (49 worldwide citation)

A target plane in fixed relationship to an object provides a first triad of three collinear target points which lie on a first line projection and a second triad of target points which lie on a second line projection which is in nonalignment with the first triad. A photo detector image plane obtains ...


6
Werner H Egli, Jeffrey M Setterholm, E Jack Weir: Helmet metal mass compensation for helmet-mounted sighting system. Honeywell, Trevor B Joike, July 26, 1983: US04394831 (41 worldwide citation)

An electromagnetic system for determining the orientation including position of a helmet worn by a pilot is disclosed having a transmitting antenna for transmitting electromagnetic field vectors, a receiving antenna for sensing the electromagnetic field vectors generated by the transmitting antenna, ...


7
Werner H Egli, John W Miller, Jeffrey M Setterholm: Method and apparatus for determining location and orientation of objects. Honeywell, Robert A Pajak, June 9, 1987: US04672562 (38 worldwide citation)

An orthogonally related target point array is provided in fixed relationship to an object. A photo detector image plane obtains images of the target points projected through a lens located a fixed distance from the image plane. Simple algebraic manipulation of image plane position coordinates of the ...


8
Werner H Egli, Lawrence C Vallot: Oil well bore hole surveying by kinematic navigation. Honeywell, Merchant Gould Smith Edell Welter & Schmidt, August 30, 1988: US04768152 (12 worldwide citation)

Apparatus and method for the surveying of bore holes, for example, oil wells and the like, to permit accurate three-dimensional mapping thereof, using a single rate gyroscope and an accelerometer package in an instrumentation pod which is lowered into the bore hole. Signals from the accelerometers a ...


9
Werner H Egli, James E Lenz: Apparatus and method for determining the range and bearing in a plane of an object characterized by an electric or magnetic dipole. Honeywell, William T Udseth, July 15, 1986: US04600883 (12 worldwide citation)

Orthogonal components of electromagnetic field perturbations due to objects characterized by electric or magnetic dipoles are measured along orthogonal axes in a plane. The components are proportional with (3 cos.sup.2 .theta.-1) and (3 cos .theta. sin .theta.), where .theta. is the bearing of the d ...


10
Werner H Egli, Wah L Lim, Mark W Weber: Discriminant apparatus for laser gyros. Honeywell, Robert A Pajak, July 2, 1985: US04526469 (12 worldwide citation)

A discriminant apparatus for laser angular rate sensors which provides an output signal related to a selected weighted vectorial sum of the coupling of energy between counterpropagating waves traveling about a closed-loop path. The discriminant apparatus is utilized in a closed-loop control system f ...