Glossary:

ATIS Telecom Glossary

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Select a term name to open its entry and any media references. Longer definitions end with a “Read More” link.

HBA

Host Bus Adapter

HD

High Definition

HD-PLC

High Definition Power Line Communication

HDCP

High-bandwidth Digital Content Protection

HDLC

High-level Data Link Control

HDMI

High Definition Multimedia Interface

HDX

Abbreviation for half-duplex (HDX) operation.

HE

Head End

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