Concepedia

William S. Widnall

WS

6

Publications

102

Citations

6

H-Index

1970

Active since

Affiliations

Photometrics (United States)(Current)

William S. Widnall is an author at Photometrics (United States) specializing in engineering, space engineering, and systems engineering.

Top concepts

EngineeringSpace EngineeringSystems EngineeringKinematicsPropulsionCalibrationMeasurementState EstimationLunar ExplorationPrecision Navigation

Publications per year

1970–2003

6

Publications

6

Lunar module digital autopilot

William S. Widnall · Journal of Spacecraft and Rockets · 1971 · 25 citations

Missile, Space Vehicle, Engineering +23

Optimizing the Gains of the Baro-Inertial Vertical Channel

William S. Widnall, Prawn K. Sinha · Journal of Guidance and Control · 1980 · 23 citations

Engineering, Aerospace Engineering, Baro-inertial Vertical Channel +12

Evaluation of a Kalman filter for SAR motion compensation

David J. DiFilippo, G.E. Haslam, William S. Widnall · 2003 · 16 citations

Engineering, Measurement, Field Robotics +22

Enlarging the Region of Convergence of Kalman Filters Employing Range Measurements

William S. Widnall · AIAA Journal · 1973 · 15 citations

Gaussian Second-order Filter, Nonlinear Filtering, Engineering +18

The minimum-time thrust-vector control law in the Apollo lunar-module autopilot

William S. Widnall · Automatica · 1970 · 13 citations

Engineering, Apollo Lunar-module Autopilot, Aerospace Engineering +7

Rows per page

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