amplitude modulation
Overview page. Subjects: Computing — Media Studies.
The process whereby a digital signal is sent over a transmission line by changing the amplitude of a sine wave known as a carrier.
asynchronous communication
Overview page. Subjects: Computing — Media Studies.
The transmission of data over a communication medium where the time at which a character of the data is sent is not determined by the timing of the sending or receiving of a previous...
avatar
Overview page. Subjects: Computing — Media Studies.
broadcast quality
Overview page. Subjects: Media Studies — Computing.
A standard set of criteria by which television engineers judge whether a programme is technically fit or unfit to be broadcast. These include, on tape-based formats, the picture and audio...
channel hopping
Overview page. Subjects: Media Studies — Computing.
The process of moving from one Internet Relay Chat channel to another very quickly. Often carried out by participants looking for sexual contacts.
colour depth
Overview page. Subjects: Computing — Media Studies.
The number of colours that can be displayed in a pixel. The deeper the colour the larger the number of colours that can be used in a graphic but the slower it becomes to download it to,...
communication theory
Overview page. Subjects: Media Studies — Computing.
The study of communication systems through mathematical models of their operation. It is broadly divided into information theory (the entropy formulation of sources and channels) and coding...
content provider
Overview page. Subjects: Computing — Media Studies.
Either a Web site or a company which owns a site that provides up-to-date information about a particular topic or set of topics. Content provider sites contain a wide range of information...
cropping
Overview page. Subjects: Media Studies — Computing.
Davis, Ian Gordon McNaught- (1929–2014), mountaineer, businessman, and broadcaster
in Oxford Dictionary of National Biography
P ublished online February 2018 .
Reference Entry. Subjects: Television; Sports and Outdoor Recreation; Mathematics. 1367 words.
Davis, Ian Gordon McNaught- (1929–2014), mountaineer, businessman, and broadcaster, was born on 30 August 1929 at Noordschote, Third Avenue, Newton Hill, Wakefield, Yorkshire, the son...
