PD (Powered Device)

In power over Ethernet (PoE), a device receiving power over twisted-pair cable

plant from power sourcing equipment (PSE). See also PoE and PSE.

• speaker
• specialized common carrier (SCC)
• Specialized Mobile Radio (SMR)
• special resource function (SRF)
• specification
• speckle noise
• speckling
• spectral efficiency
• spectral width
• spectrum
• spectrum allocation
• spectrum management
• speech
• speech
• speech recognition
• speech recognition
• Speech-to-Speech (STS)
• speech-to-text
• speed of light
• SPE (Synchronous Payload Envelope)
• SPID (Service Profile IDentification)
• spike
• spim or SPIM (SPam over Instant Messaging)
• splice
• splice case