Glossary

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Term Definition
OA
Office Automation
Hits: 539
OAA
Over Air Addressing
Hits: 487
OC
Optical Carrier
Hits: 514
OC-12
655 Mb/s
Hits: 524
OC-3
150 Mb/s
Hits: 498
OC-48
2.4 Gb/s
Hits: 492
OC-N
Optical Carrier - N
Hits: 468
OCC
Other Common Carrier
Hits: 528
OCU
Office Channel Unit
Hits: 538
OCU-DP
Office Channel Unit - Data Port
Hits: 564
ODI
Open Data-link Interface
Hits: 513
OEM
Original Equipment Manufacture
Hits: 524
OFDM
Orthogonal Frequency Division Multiplexing
Hits: 540
OFDMA
Orthogonal Frequency Division Multiple Access
Hits: 453
OFS
Operational Fixed Station
Hits: 497
OIRT
Organisation International de Radiodiffusion et Television
Hits: 505
OMT
Orthognal Mode Transducer
Hits: 566
OMUX
Output Multiplexer
Hits: 484
ONA
Open Network Architecture
Hits: 495
ONU
Optical Network Units
Hits: 492
OOF
Out Of Frame
Hits: 475
OOK
On Off Keying
Hits: 508
OOP
Object Oriented Programming
Hits: 508
OOS
Out Of Service
Hits: 508
OPGW
overhead Optical Ground Wave
Hits: 504
OPX
Off Premises Extension
Hits: 476
OQPSK
Offset Quadrature Phase Shift Keying
Hits: 532
ORL
Optical Return Loss
Hits: 464
OSC
Oscillator
Hits: 529
OSD
On Screen Display
Hits: 507
OSI
Open Systems Interconnect
Hits: 535
OSPF
Open Shortest Path First
Hits: 490
OSS
Operations Support System
Hits: 467
OTDR
Optical Time Domain Reflectometer
Hits: 485
OTG
On Time Guarantee
Hits: 528
OTN
Optical Transmission Nodes
Hits: 495
OTP
One Time Programmable
Hits: 496
OTS
Orbital Test Satellite
Hits: 488
OWF
Optimum Working Frequency
Hits: 530

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