Volicon Observer Glossary of Terms



8VSB 8-level Vestigial Sideband Modulation: Used for ATSC over-the-air broadcast
ABR Adaptive bitrate video coding
AC-3 Dolby Digital Audio Codec 3: Compression used by ATSC
ACE Automated Content Export
AFD Active Format Description: Metadata describing format (i.e., 4:3 or 16:9)
ARL As-run logs: Used to extract a program schedule
ASI Asynchronous Serial Interface: Used to carry MPEG-TS
ATSC Advanced Television System Committee: A set of standards for US digital television
Bookmark Short program segments marked on the MIS server to facilitate auditing and sharing
Bouquet A logical grouping of channels
CALM Act Commercial Advertisement Loudness Mitigation: The FCC requirement for audio loudness
CC/TT Closed captioning/SMPTE timed text: Protocols used to add text description to audio
CDN Content Deliver Network: distributed network of servers to host content as geographically near to the user as possible
CEM Content Export Module: An optional software package to export program clips to social media sites
Clear QAM Clear Quadrature Amplitude Modulation: A non-encrypted cable video distribution
Component video Analog video with separate red, green, blue (RGB) channels using three RCA connections
Composite video Analog video over a single RCA connection
Dialnorm AC-3 metadata used to control playback gain
DPI Digital Program Insertion: Metadata that allows downstream insertion of commercial or short programs
DPI - in point Entry point to switch to a different stream
DPI - out point Return to normal stream
DvB Digital video Broadcasting: An international suite of digital television standards
Encoder MIS function that receives and processes media signals
ETSI European Telecommunications Standards Institute
Fault clips Portions of audio or video stream that fails to meet MIS quality thresholds
GPI General-Purpose Interface: Metadata used for broadcast automation
HDMI High-Definition Multimedia Interface: A digital interface used to transport audio and video short distances
HVAC Heating, ventilation, and air conditioning
IP Internet Protocol: Used to send digital data from one computer to another
IPMI Intelligent platform management interface: interface specification to provide low level management functions outside the O/S
Metadata Data-about-the-data: Additional information carried by the program used to describe program details
MH Media Hub: an internal MIS component
MIS Volicon Media Intelligence Service - The Volicon Media Intelligence Service suite of applications transforms content, creation, sharing, and monitoring of broadcast products. It allows you to create and distribute high-quality content faster while immediately enabling response to the competition, advertisers and regulatory entities.
MPEG Motion Picture Expert Group: An international organization that sets audio and video compression and transmission standards
MPEG-TS MPEG Transport Stream: A standard container for audio, video and Program and System Information Protocol (PSIP)
Multiview MIS feature that allows you to configure multiple channels and monitoring widgets into a single display screen
NAVE Nielsen Audio Video Encoder: Psychoacoustic symbols inserted in programs to facilitate automatic viewer tracking
NTP Network Time Protocol: An internet standard used to synchronize computer real-time clocks
NTSC National Television System Committee: developed analog US television standard
OTT Over-the-top program delivery using internet protocols
PID Packet Identifier: A unique 13-bit value used to identify elementary streams of a program in a single- or multiprogram Transport Stream
Probe MIS ingest server housing one or more encoders
PSIP Program and System Information Protocol: A method used to transport program metadata (e.g., sub channels, program guide and content ratings)
QoS/QoE Quality-of-Service/Quality-of-Experience
RPM Remote program monitor – Volicon multisite video analysis and monitoring suite
S-video Separate video: A variation of composite video that separates luminance (black and white) from chrominance (color) to enhance video quality
SD/HD-SDI Uncompressed Standard- or High-Definition (video serial data) Interface
Services A/V program content with the associated metadata
SMLP Short main long proxy
SMPTE Society of Motion Picture and Television Engineers: Creates numerous technical standards
STB Set-top box: A device used to make programming available to customers
Storyboard Sequence of video frames to assist visualization
TS Transport stream
TSA Transport stream analysis
UIRT Universal Infrared Receiver/Transmitter
VANC Vertical Ancillary data space in digital streams
W3C World Wide Web Consortium: Sets standards to advance the use of the World Wide Web
XDS Extended Data Services: Analog NTSC metadata



Volicon Observer Glossary Terms Terminology

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