A2B Electronics MyM-3S Micro Master Guia de Instalação descarregar pdf (Página 17)

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DVB Digital Video Broadcasting (Standardization body)

MPEG-2 Compression format for digital TV

MPEG-4 Compression format for digital TV (SD and HD)

DSB Double Side Band (RF modulation occupying 2 channels)

NICAM Digital sound format for analogue TV transmission

IP Internet Protocol (defines how data is packetized for Internet broadcast)

DVB-S Modulation format (QPSK) for satellite transmission of digital TV

DVB-S2 Modulation format (QPSK or 8PSK) for satellite transmission of digital TV

DHCP Dynamic Host Configuration Protocol is a protocol used by networked devices

(clients) to obtain the parameters necessary for operation in an Internet

Protocol network. This protocol reduces system administration workload,

allowing devices to be added to the network with little or no manual

configuration.

Common Interface Connector for a PCMCIA module used for decrypting encrypted TV programs.

Modules should comply with the DVB CI standard

SD Standard definition TV (576i in Europe)

SMS Service Management System (system for handling smartcards).

SMATV Satellite Master Antenna TV.

A2 Dual sound analogue stereo audio

LNB Low Noise Block (outdoor unit for sat. Reception)

GUI Graphical User Interface

QAM Quadrature Amplitude Modulation (digital modulation method)

QPSK Quadrature Phase Shift Keying (digital modulation method)

8 PSK Eight Phase Shift Keying (digital modulation method)

FEC Forward Error corection (digital error correction method for digital

transmissions)

C/N Carrier to Noise ratio (defines the difference in dB between digital signal and

noise level

AAC-HE Digital sound compression standard

VBI Vertical Blanking Interval. Part in video signal non-visible

CAM Conditional Access Module (see above Common Interface)

9 Abbreviations

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A2B Electronics MyM-3S Micro Master Guia de Instalação Página 17