R

RTEP

Real Time Engagement Platform.

Related to SaaS audience measurement/interaction metrics measuring.

S

SaaS

Software as a Service.

S-ADM

Serial - Audio Definition Model

An audio description metadata standard (ITU-R BS.2121)

SAK

Security Association Keys.

SAN

Storage Area Network.

SATA

Serial Advanced Technology Attachment.

SBR

Surround Brightness Ratio.

SDA

Software Defined Automation.

SDI

Serial Digital Interface.

SDK

Software Development Kit.

SDM

Smart Display Module.

SDO

Standard Development Organization. (such as SMPTE, or ITU for example) 

SDTI

Serial Digital Transport Interface.

SecTAG

(MAC) Security Tag.

This is part of the IEEE 802.1AE and 802.1X to identify the protocol, identity the validation key for the frame, and provide replay protection.

SFD

Saturation Flux Density.

SFN

Single Frequency Network.

SFP

Small Form-factor hot Pluggable connector.

SGamut

Color space defined by Sony.

Slog

Gamma curve to record as much information from sensor as possible.