User manual

MRD 3187B User Manual
Page 169
lines to the bottom of the frame. For interlaced video a frame consists of two fields, a top field
and a bottom field. One of these fields will commence one field later than the other.
HANC: Horizontal Ancillary
HD: High Definition
High level: A range of allowed picture parameters defined by the MPEG-2 video coding
specification which corresponds to high definition television.
I/O: Input/Output
IP: Internet Protocol
LED: Light Emitting Diode
LNB: Low-Noise Block
MAC: Medium Access Control
Main level: A range of allowed picture parameters defined by the MPEG-2 video coding
specification with maximum resolution equivalent to ITU-R Recommendation 601.
Main profile: A subset of the syntax of the MPEG-2 video coding specification that is expected
to be supported over a large range of applications.
Mbps: 1,000,000 bits per second.
MER: Modulation Error Ratio
MGT: Master Guide Table
MIB: Management Information Base
MP@HL: Main profile at high level.
MP@ML: Main profile at main level.
MPEG: Refers to standards developed by the ISO/IEC JTC1/SC29 WG11, Moving Picture
Experts Group. MPEG may also refer to the Group.
MPEG-2: Refers to ISO/IEC standards 13818-1 (Systems), 13818-2 (Video), 13818-3 (Audio),
13818-4
MPTS: Multiprogram Transport Stream
MRD: Modular Receiver Decoder
NTSC: National Television System Committee
OSD: On Screen Display
PAL: Phase-Alternating Line
PAT: Program Association Table
PCM: Pulse-Code Modulation
PCR: Program Clock Reference
PID: Packet Identifier. A unique integer value used to associate elementary streams of a
program in a single or multi-program transport stream.
PMT: Program Map Table
Profile: A defined subset of the syntax specified in the MPEG-2 video coding specification