spot beam

A tightly focused satellite radio beam designed to cover an area more limited than that of

the entire satellite footprint.The tight focus improves signal power through the use of a parabolic antenna.

See also footprint and satellite.

• open-loop algorithm
• Open Shortest Path First (OSPF)
• open source
• open source software (OSS)
• open standard
• Open Systems Interconnection Model
• open wire
• operating system (OS)
• operations, administration, management, and provisioning (OAM&P)
• operations and maintenance (O&M)
• operations support system (OSS)
• operator
• operator
• operator
• OPS (Off-Premises Station)
• optical
• optical add/drop multiplexer (OADM)
• Optical Carrier (OC)
• optical character recognition (OCR)
• optical cross-connect (OXC)
• optical data unit (ODU)
• optical-electrical-optical (OEO)
• optical fiber
• optical fiber, conductive (OFC)
• optical fiber, conductive, plenum (OFCP)