Advanced Tutorial on Wireless Communication and Electronic Tracking: Acronyms and Abbreviations

Acronyms and Abbreviations

ACP

alternate communications path

AGC

automatic gain control

AM

amplitude modulation

AMS

atmospheric monitoring system

AP

access point

BBTN

broadband transmitter noise

BER

bit error rate

BPS

bits per second

BPSK

binary phase shift key

BW

bandwidth

CBD

common backhaul device

CBS

communications backhaul (or backbone) system

CFR

Code of Federal Regulations

CO

carbon monoxide

CT

communications and electronic tracking

DC

duty cycle

DOT

Department of Transportation

DSL

digital subscriber line

E

electric field strength – rms (V/m)

E-field

electric field

EED

electro-explosive device

EIRP

effective isotropic radiated power

EM

electromagnetic

EMC

electromagnetic compatibility

EMI

electromagnetic interference

EMR

electromagnetic radiation

FCC

Federal Communications Commission

FDR

frequency-dependent rejection

FM

frequency modulation

FSK

frequency shift keying

GNSS

global navigation satellite system

GPS

Global Positioning System

HERF

hazards of electromagnetic radiation to fuels

HERP

hazards of electromagnetic radiation to personnel

H

magnetic field strength – rms (A/m)

H-field

magnetic field

ID

identification

IEC

International Electrotechnical Commission

IEEE

Institute of Electrical and Electronics Engineers

INR

interference-to-noise power ratio

INU

inertial navigation unit

IP

Internet Protocol

IS

Intrinsically safe

IT

undesired signal power threshold

JSC

Joint Spectrum Center

LAN

local area network

LED

light-emitting diode

LOS

line-of-sight

M

interference or EMI margin

MEMS

micro-electromechanical system

MF

medium frequency

MINER

Mine Improvement and New Emergency Response

MOC

mine operations center

MP

mesh point

MPE

maximum permissible exposure

MSHA

Mine Safety and Health Administration

MTBF

mean time between failures

MTTR

mean time to repair

NASA

National Aeronautics and Space Administration

NAVSTAR

Navigation Signal Timing and Ranging

NF

noise figure

NIOSH

National Institute for Occupational Safety and Health

NTIA

National Telecommunications and Information Administration

NTSC

National Television System Committee

OFR

off-frequency rejection

OFSK

orthogonal frequency shift keying

OMSHR

Office of Mining Safety and Health Research

OOB

out-of-band

OSHA

Occupational Safety and Health Administration

OTR

on-tune rejection

Pr

received power

Pt

transmitted power

P2P

point-to-point

PPL

Program policy letters (released by MSHA)

PRF

pulse repetition frequency

PSK

phase shift key

PVC

polyvinyl chloride

PW

pulse width

QPSK

quadrature phase shift key

RADHAZ

radiation hazards

RF

radio frequency

RFID

radio frequency identification

RFRI

roof-fall rating index

rms

root-mean-square

RSD

required separation distance

RSL

received signal level

RSSI

received signal strength indication

Rx

receiver

S

power density (dBm/m²)

S

siemens (unit of electrical conductance)

S/m

siemens per meter

SCSR

self-contained self-rescuer

SNR

signal-to-noise ratio

SOC

state-of-charge

SOH

state-of-health

SSB

single side band

TDOA

time difference of arrival

TOF

time of flight

TTE

through-the-earth

Tx

transmitter or transmitter power

UHF

ultra high frequency

ULF

ultra low frequency

USBM

U.S. Bureau of Mines

UWB

ultrawide band

VHF

very high frequency

VoIP

voice over Internet Protocol

WAP

wireless access point

Wi-Fi

wireless fidelity

WLAN

wireless local area network

XP

explosion-proof