HDTV (High Definition TeleVision)

A standard for digital television (DTV) that supports display

formats that are larger and higher in resolution than either legacy analog TV or digital standard definition television (SDTV). Specifically, HDTV specifies two formats, as detailed in Table H-2.

• datagram service
• Data Interchange Standards Association (DISA)
• Data Link Connection Identifier (DLCI)
• Data Link Layer (DLL)
• Data over Cable Service Interface Specification (DOCSIS)
• DataPhone
• data service unit (DSU)
• data set or dataset
• data terminal equipment (DTE)
• Data Under Voice (DUV)
• dB (decibel)
• dB/km (deciBels per kilometer)
• dBm (deciBels referenced to a milliWatt)
• DBS (Direct Broadcast Satellite)
• DCCH (Digital Control CHannel)
• DCCS (Digital Cross-Connect System)
• DC (Direct Current)
• DCE (Data Communications Equipment)
• D channel (Delta channel or Data channel)
• D channel (Delta channel or Data channel)
• DCS 1800 (Digital Cellular System 1800)
• DCS 1800 (Digital Cellular System 1800)
• DCT (Discrete Cosine Transform)
• DCTE (Data Circuit Terminating Equipment)
• DDD (Direct Distance Dialing)