Moog Crossbow NAV440 Series - Manual (Page 14)

NAV440 User Manual
7430‐0131‐01 Rev. F
Page 14
Text Conventions
Table 2 Text Conventions
Convention Definition
Italics Emphasizes important information, or indicates the title of a document.
Bold Stronger emphasis of important information.
System items
Indicates a sample of screen output, a command in the body of the document or an
example of a command to enter.
Command A software command that must be entered as shown.
NOTE: Additional information.
CAUTION: The information provided should be followed to prevent damage to the equipment.
WARNING: The information provided must be followed to prevent physical injury.
Glossary
Table 3 Glossary
Term Definition
6DOF Six Degree of Freedom
ACL Accelerometer
AHRS Attitude Heading Reference
BIT Built In Test
DSP Digital Signal Processor
ECEF Earth‐Centered Earth‐Fixed
ESS Environmental Stress Screening
EKF Extended Kalman Filter
FIR Finite Impulse Response
GB‐GRAM Ground‐Based GPS Receiver Application Module
GPS Global Positioning System
Hard failure Fatal condition, non‐operational
Hard iron Magnetism is retained (permanent)
IMU Inertial Measurement Unit
LLA Latitude Longitude and Altitude
LSB Least Significant Byte
MEMS Micro‐Electro‐Mechanical Systems
MSB Most Significant Byte