Patent ID: 9340282
Filing Date: 2016-05-17
CPC Classification: B64C,G01C

Claim Text:
1. A method for providing visual vertical guidance during rotorcraft landing, the method comprising: displaying a landing point; displaying a first pole having a first, static, predetermined height at a first predetermined location with respect to the landing point; displaying a second pole having a second, static, predetermined height at a second predetermined location with respect to the landing point; obtaining terrain and elevation data; obtaining rotorcraft position data; dividing the first pole into equal first pole sections of a predetermined size; dividing the second pole into equal second pole sections of the predetermined size; rendering the first pole and the second pole in visually distinguishable pole sections indicative of rotorcraft position above the terrain; and separately altering the size of the visually distinguishable pole sections of the first pole and second pole to indicate rotorcraft roll.