OmniTek Ultra XR, Руководство пользователя

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A–6 XR-56-201 5 Glossary 03/18
Glossary
Lnk.Enc2 S472 SMPTE S427 defined link encryption data packet.
Link Enc S427 SMPTE S427 defined link encryption data packet.
LRA Abbreviation for Loudness Range
MIB Management Information Base file. Used with SNMP to define the
functionality of piece of equipment used by SNMP.
MPEG Rcd S353 SMPTE 353M defined MPEG recoding data in HANC and VANC spaces.
Nit is a unit of visible-light intensity, commonly used to specify the brightness
of a display. One nit is equivalent to one candela per square meter
OIDs Object Identifiers used by SNMP to identify individual functions available
within a piece of equipment
OP47 Dist. Free TV Operational Practice OP-47 defined distribution of Closed
Caption/Subtitling data in VANC space.
OP47 Transpt. Free TV Operational Practice OP-47 defined transport of Closed Caption/
Subtitling data in VANC space.
PAN S2016-4 SCTE S2016 standard defined pan and scan data packet.
Payload ID S352 SMPTE 291M defined Payload Identification data packet in VANC space.
Program RP207 SMPTE RP207 defined program description data packet in VANC space.
PSU Power Supply Unit
PQ Perceptual Quantizer referred to as Dolby PQ
PQ EOTF Electro-optical Transfer Function for Perceptual Quantizer High Dynamic
Range.
QL Quad Link.
Quad Link Some early 4K adopters have used a Quad Link (4x 3G-SDI)
implementation to transfer the image as 4 quadrants of the 3840 x 2160
image using the Square Division method.
RDD8-WSS this is the SMPTE defined wide screen switching data packet in the VANC
space.
Rec 709 EOTF Electro-optical Transfer Function for BT. 709 Colour Space.
Rec 2020 EOTF Electro-optical Transfer Function for BT. 2020 Colour Space.
ROI Region of Interest. Used to analyse a specific section of the image.
RP165-EDH this is the SMPTE RP165-EDH packet containing EDH (error data handling)
and CRC (cyclic redundancy counts). This only appears on SD-SDI signals.
RP196-HANC this is the SMPTE defined recommended practice Time Code data packet
in HANC space.
RP196-VANC this is the SMPTE defined recommended practice Vertical Timecode data
packet in VANC space.
RP207 Program this is the SMPTE RP207 defined program description data packet in VANC
space.
RP208 – VBI this is the SMPTE defined recommended practice VBI Data (vertical
blanking interval data) in VANC space.
RP214-KLV-V this is the SMPTE defined KLV Metadata transport in VANC space.