Glossary

glossary

Technical terms and abbreviations used across the LPRA website.  

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 ADSL

Asymmetric Digital Subscriber Line

AFA

Adaptive Frequency Agility

AM

Amplitude Modulation

AMR

Automatic Meter Reading

ARCEP

French Telecommunications Regulator

ASIC

Application specific Integrated Circuit

ASK

Amplitude Shift Keying

 Bluetooth

An industrial specification for wireless personal area networks (PANs) which provides a way to exchange information between devices such as mobile phones, laptops, PCs, printers, digital cameras, and video game consoles over a secure, globally unlicensed short-range radio frequency.  Bluetooth specifications are developed and licensed by the Bluetooth Special Interest Group. See also: Telemetry

Bps

Bits per second

Bnetz

Bundesnetzagentur. German Telecommunications Regulator

 CDMA

Code Division Multiple Access

 CEPT

European Conference of Postal & Telecommunications Administrations

CSMA

Collision Sensing Multiple Access

 dB

Decibel (logarithmic ratio between two distinct values)

DSI

Detailed Spectrum Investigation

DSP

Digital Signal Processing

DSSS

Direct Sequence Spread Spectrum

 EAN

European Article Numbering Association

EAS

Electronic Article Surveillance

 ECC

Electronic Communications Committee.  See also CEPT

ECO

European Communications Office.  See also: CEPT

EIRP

Equivalent Isotropically Radiated Power

EMC

Electro-magnetic Compatibility

EMF

Electro-Magnetic Field

ENS

Danish Energy Agency (responsible for Radio Equipment & Devices)

EPIRB

Emergency Position-Indicating Radio Beacon

ERP

Effective Radiated Power

 ETSI

European Telecommunications Standards Institute

 FCC

Federal Communications Commission (USA)

FDMA

Frequency Division Multiple Access

FHSS

Frequency Hopping Spread Spectrum

FM

Frequency Modulation

 GPR

Ground Probing Radar

 GPRS

General Packet Radio Service

GPS

Global Positioning System

GSM

Global System Mobile See also: Telemetry

 HF

High Frequency (3-30 MHz)

HIPERLAN

High Performance Radio Local Area Network

 IC

Integrated Circuit

ICNIRP

International Commission on Non-ionising Radiation Protection

IEEE

Institute of Electrical and Electronics Engineers (USA based)

IET

Institution of Engineering & Technology (UK based)

ISM

Industrial, Scientific & Medical (licence-exempt frequency bands)

ITU

International Telecommunications Union

 LBT

Listen Before Talk

 LPD

Low Power Device tends to be used interchangeably with "SRD". See also: SRD

 MEAC

Ministry of Economic Affairs and Climate (Netherlands)

MoU

Memorandum of Understanding

 NSI

National Security Inspectorate (UK)

NB

Notified Body

 OEM

Original Equipment Manufacturer

OFCOM

Office for Communication is the independent regulator and competition authority for the UK communications industries, with responsibilities across television, radio, telecommunications and wireless communications services.

OFDM

Orthogonal frequency division multiplexing

OJEU

Official Journal of the European Union

OOK

On/Off Keying

 PAN

Personal Area Network

PLC

Power Line Communication

PLL

Phase Locked Loop

PTS

Swedish Post & Telecom Authority

 RED

Radio Equipment Directive

 RFID

Radio-frequency identification (RFID) is an automatic identification method, relying on storing and remotely retrieving data using devices called RFID tags or transponders. An RFID tag is an object that can be attached to or incorporated into a product, animal, or person for the purpose of identification using radio waves. See also: Telemetry

RLAN

Radio Local Area Network. See also: Telemetry

RSC

Radio Spectrum Committee (EC Policy implementation group)

RSPG

Radio Spectrum Policy Group (EC Policy making group)

RTTT

Road Transport & Traffic Telematics

 SAR

1) Specific Absorption Rate
2) Synthetic Aperture Radar

SAW

Surface Acoustic Wave

 SCADA

Supervisory Control & Data Acquisition

SEAMCAT®

Spectrum Engineering Advanced Monte Carlo Analysis Tool (software implementation of a Monte Carlo simulation method for statistical modelling of radio interference developed by CEPT)

SOHO

Small Office/Home Office (marketing segment)

 SRD

Short Range Device.
The term "SRD" is intended to cover the radio transmitters which provide either uni-directional or bi-directional communication and which have low capability of causing interference to other radio equipment. SRDs use either integral, dedicated or external antennas and all modes of modulation can be permitted subject to relevant standards. (From ERC/REC 70-03). See also: LPD

 TAPS

TETRA Advanced Packet Service See also: TETRA

TC

Technical Committee

TCAM

Telecommunication Conformity Assessment & Market Surveillance Committee (EU)

TDMA

Time Division Multiple Access

 Telemetry

Radio Command and Control includes long and short range telemetry and tele-command systems used extensively by the power and water utilities. Familiar applications include remote monitoring and control of electricity sub-stations, water pumping stations etc. See also: Bluetooth, GSM, RFID, RLAN

 TETRA

Trans-European Trunked Radio. See also: TAPS

TRAFICOM

Transport and Communications Agency (Finland)

 UCC

Uniform Code Council

 UHF

Ultra High Frequency (300 MHz- 3GHz)

 ULP

Ultra Low Power

UMTS

Universal Mobile Telecommunications System

UWB

Ultra Wide Band

 VHF

Very High Frequency (30-300MHz)

VLF

Very Low Frequency (0-185 kHz)

 WGFM

Working Group Frequency Management (committee of CEPT)

WGRR

Working Group Radio Regulatory (committee of CEPT)

 WGSE

Working Group Spectrum Engineering (committee of CEPT)

 WLAN

Wireless Local Area Network