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Glossary & Links | Ocean Blue Software

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Glossary

 

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Access control

The process of ensuring that content is accessed only by those entities authorised to do so, and only in a manner for which they have been authorised

 

 

ADSL

Short for Asymmetrical DSL (See DSL). ADSL offers differing upload and download speeds and can be configured to deliver up to six megabits of data per second (6000K) from the network to the customer

 

 

Aerial

See Antenna

 

 

Analogue

Dated method of transmission that used standard waves to deliver television services

 

 

Antenna

An antenna (or aerial) is a transducer designed to transmit or receive electromagnetic waves

 

 

API

"Application Programming Interface". A software interface to enable interaction with another software component

 

 

Application

An application is software designed to help the user to perform a particular task. Typical examples are EPG/user interface, content sharing, storage, media players and database applications

 

 

Aspect Ratio

Aspect ratio describes the relationship between the width of an image and its height

 

 

ATSC

"Advanced Televisions Systems Committee."Group formed to establish digital television standards for USA (Now replacing NTSC)

 

 

Audio Description

Additional audio service that describes what is happening on screen for the visually impaired

 

 

Authentication

The process of proving the validity of an entity (such as a smart card) by means of a cryptographic procedure. Put simply, authentication amounts to using a fixed procedure to determine whether someone is actually the person he or she claims to be

 

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 Glossary 

Terms and abbreviations (175 KB)

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BBC 2external-link-10x10 British Broadcasting Corporation

 

BIS 2external-link-10x10 Department for Business, Innovation and Skills

 

Digital UK 2external-link-10x10 Organisation leading the digital switchover in the UK

 

DLNA 2external-link-10x10 Interoperability Standards Group

 

DTG 2external-link-10x10 UK Digital Television Association

 

DTG Testing 2external-link-10x10 Comformance testing of DTV receivers

 

DVB 2external-link-10x10 World Digital Television Association

  

EBU 2external-link-10x10 European Broadcasting Union

 

ETSI 2external-link-10x10 European Telecommunications Standards Institute

 

Intellect 2external-link-10x10 UK association for IT and electronics industry

 

ISO 2external-link-10x10 International Standards Organisation

 

NAB 2external-link-10x10 The National Association of Broadcasters

  

OFCOM 2external-link-10x10 Office of Communications

 

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