Glossary

In video coding, frames are split into macroblocks (MBs), where each macroblock is in the size of 16x16 pixels. Each macroblock in a frame can have a different quantization level thus allowing the codec rate control engine to spread the coded bits relative to the texture complexity.

A Multipoint Control Unit (MCU) is a conferencing bridge, used to connect video conference participants into conferences. The MCU connects various endpoints into a multi-party conference, while catering usually both for the audio mixing and video layout and for adjusting the video and audio streams to the participants capabilities. MCUs ...

In a conference room there are situations in which the person speaking is not close enough to the microphone. For these cases you will usually place more than a single microphone within your microphone pod. This is done to improve the audio quality of the speaker in the room by ...

Short for Multi-Protocol Label Switching, MPLS is an IETF initiative integrating Layer 2 network links information (such as bandwidth, latency, link utilization) into Layer 3 (IP) within an autonomous system (or ISP) in order to improve and simplify IP-packet exchange. MPLS gives network operators the flexibility to divert and route ...

MSRP stands for Message Session Relay Protocol and is defined by IETF in RFC4975 and RFC 4976. MSRP is open text-based protocol which allows transmission of the media content of various size in the instant messaging scenarios via established session. MSRP can be used for text and file/image transfer in ...