Sharp VC-488NS Manual de Serviço descarregar pdf (Página 64)

Tables

HDOP Horizontal Dilution of Precision.

IC Integrated Circuit.

ICD Interface Control Document

I/O Input - Output

IODE Issue of Data Ephemeris

IRQ Interrupt Request

Kalman Filter Mathematical process used to smooth out measurement

errors of pseudo-ranges and carrier phases of tracked

satellites. For example ‘8 states’ refers to filtering of position

and time (i.e. x,y,z and t) and the rate of change of each.

knot Nautical mile per hour

L1 The 1575.42 MHz frequency radiated by GPS satellites.

L-band The band of radio frequencies between 1 and 2 GHz

Lithium A metallic element (used in batteries)

LMT Local Mean Time

mA Milliamp (of current)

Macro Text containing frequently used operations which can be

executed as a single command (DM only)

MHz Megahertz, i.e. one million cycles per second

mph Miles per Hour.

MSL Mean Sea Level = geoidal height = 0

MIL-STD Military Standard

Multiplexing A receiver channel can track multiple satellites by

switching rapidly between them so as to gather all data

transmissions

GPS Timing Receiver Installation and Operation Manual

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Sharp VC-488NS Manual de Serviço Página 64