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Global - Infrastructure - Next Generation Telecoms The financial crisis has led some governments around the world to reconsider how to best counter the downturn and reposition for growth in the future....
Smart Grids and the Communications Revolution The communications revolution is an important element of the broader ICT revolution, and it is unfolding before our very eyes. We are right in the mid...
Technology - Audio-Visual Coding 1 - MPEG 1 and MP3 We discuss MPEG-1 and MPEG-2 audio compression (coding) and major non-MPEG audio coding systems including Real Audio, Windows Media and Vorbis. A deta...
Technology - Data 2 - ATM We discuss ATM's technical characteristics including ATM's provision of Quality of Service (QoS) and how it was intended to provide the basis for glob...
Technology - Infrastructure - Last Mile 1 - Twisted Pair, POTS, ISDN The twisted pair copper cables of the Plain Old Telephone Service are also used for ISDN services and for Digital Subscriber Line technologies. We des...
Technology - Infrastructure - Last Mile 3 - Fibre - Metro Ethernet, GPON We discuss the G9.83 APON, G.984 GPON and Metro Ethernet fibre network standards and Chinese proposals for extending 803.3ah Ethernet in the First Mil...
Technology - Infrastructure - Last Mile 11 - Free Space Optical Free Space Optical laser links between buildings over short distances provide very high data rates at low costs relative to a fibre link. We discuss t...
Technology - Infrastructure - Networks 1 - Network and Calls We discuss the history and current ubiquitous deployment of circuit-switched telephone networks and the analogue POTS and digital ISDN telephone servi...
Technology - Internet 3 - Web browsing, Routing and Flexibility The interaction between the browser client and web server gives an operational example of the TCP and HTTP protocols. Two-way TCP sessions are the bas...
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