An introduction to SNG and ENG microwave
An excellent primer on the subject, this book gives beginning professionals in satellite newsgathering an introduction to the technologies and processes involved. It will also suit journalists, editors and producers needing to understand this important element of the newsgathering chain.Written for...
| Autor principal: | |
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| Formato: | Libro electrónico |
| Idioma: | Inglés |
| Publicado: |
Oxford [England] ; Boston :
Focal Press
2004.
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| Edición: | 1st edition |
| Colección: | Media manuals.
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| Materias: | |
| Ver en Biblioteca Universitat Ramon Llull: | https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991009627330606719 |
Tabla de Contenidos:
- Cover; An introduction to SNG and ENG microwave; Copyright Page; Contents; Typical transmission chain; C-band; Ku-band; Dual band; Automation in operation; Advantages and disadvantages of automation; Fully remote operation; Acknowledgements; Introduction; Basic overview of the role of ENG/SNG; A brief history; Definitions; ENG; OB; SNG; Principal elements in covering an event; Camera and sound; Editing; Getting the story back; Going live; Communication with the studio; Talkback; Mix-Minus; Back to the story; Analogue theory; Analogue basics; Frequency and wavelength; Phase
- Modulation principlesAM; FM; The TV picture; Colour information; Capitalizing on the brain's weaknesses; Frames; Digital; Phase modulation; Terrestrial microwave links; Line of sight; Microwave frequencies; Microwave frequency bands for ENG; Microwave - and the microwave; Fresnel zones; Fade margin; Digital modulation in ENG microwave; COFDM; Compression; Advantages of digital microwave; Digital vs analogue; Transmission and reception chains; Audio channels; Handling of baseband audio - digital vs analogue; Antennas; Polarization; Parabolic antennas; Helix (rod) antennas
- Omnidirectional antennasFlat plate antennas; Trucks and masts; Setting up a link; Mid-points; Roofs; Other microwave link platforms; Airship links; Helicopter links; Man-pack links; Radio cameras; Analogue radio-cam links; Digital radio-cam links; Optical links; Infra-red optical video link; Optical laser link; Satellites and orbits; Geostationary orbit principles; Longitude and latitude; Basic satellite communication theory; Uplinks - space segment - downlinks; Basic digital SNG system; Frequency bands of operation; Polarization; Digital compression; Squeezing the juice; Pixels
- Principles of compression - digital samplingRedundancy; Video compression; Spectral redundancy; Spatial redundancy; Temporal redundancy; MPEG; MPEG-2; Profiles and levels; 4:2:0 and 4:2:2; DVB and MPEG-2; MPEG picture problems; Artefacts; Delay and latency; Audio compression; Psychoacoustics; Audio sampling and masking; Digital modulation in SNG; Error correction; Transmission and symbol rates; Quality and compression; DSNG processing equipment; Encoders; Modulator (modem); Upconverters; Amplifiers; SNG antennas; Feedhorn polarization; Link budgets; Fade margin; DSNG uplink types
- ConfigurationFlyaways; Antennas; Flight-cases; Typical flyaway operation; Live position; Studio-remote communications; Commslink; Video editing; Electrical power; The challenges; SNG vehicles; Electrical power generator; Stabilizing jacking system; Level of redundancy; Multiple programme paths; Hybrid SNG/ENG trucks; SNG operations - locating the uplink; Finding your satellite; Co-ordination and line-up procedures; Over-runs; Automation; Automated acquisition of the satellite; GPS; Inmarsat and the use of videophones; Inmarsat system; The various types of satphone; Inmarsat Mini-M
- Inmarsat GAN
