Telecom Science 

    Telecommunication Science Directory

 

 
Telecom Science  Telecom Projects  Telecom discussion forum  Telecom Carriers
Telecom Essays  Telecom research groups  Telecom Newsletter  Telecom Technology
Telecommunications Universities Telecommunications Job Offer

Welcome to Telecom Science
A Comprehensive Directory Dedicated to

Telecommunication Science Terminology
& Technology/Technological Words

National Command Authorities (NCA)
   National Communications System (NCS)
   National Coordinating Center (NCC) for Telecommunications
   National Electric Code� (NEC)  National Information Infrastructure (NII)
   National Security or Emergency Preparedness telecommunications  National 
Television Standards Committee standard  natural frequency  network  network administration
   network architecture  network busy hour (NBH)  network connectivity  network control program (NCP) 
 
network element (NE)  network engineering  Network File System  network interface  network interface card (NIC)
   network interface device (NID)  network interface unit (NIU)  network inward dialing (NID) 
 
Network Layer  network management  network manager  network operating system (NOS)
   network outward dialing (NOD)  network terminal number (NTN)  network terminating interface (NTI)
   network termination  network termination 1 (NT1)  network termination 2 (NT2)
   network topology  network utility  neutral  neutral direct-current telegraph system  neutral ground
   neutral operation  neutral relay  new customer premises equipment  NF  NFS  n -function  nibble
   NIC  NID  NII  nine-hundred (900) service  NIU  nmi  NOD  nodal clock  nodal point  node  noise
 noise current  noise equivalent power (NEP)  noise factor  noise figure (NF)  noise level  noise power  noise power density
   noise suppression  noise temperature  noise voltage  noise weighting  noise window  noisy black  noisy white
   nominal bandwidth  nominal bit stuffing rate  nominal linewidth  nonassociated common-channel signaling
   nonblocking switch  non-call associated signaling (NCAS)  noncentralized operation  noncircularity
   Np  NRI  NRZ  NRZ-M  NS/EP telecommunications  n -sequence  NTI  NTN  NTSC
 standard  Nyquist interval  Nyquist rate  Nyquist's theorem  Open Systems Interconnection (OSI)
Protocol Specification  Open Systems Interconnection--Reference Model (OSI--RM) 
 
optical fiber  optical fiber cable  optical fiber coating  optical transmitter
   optical waveguide  packet switching  packet-switching network  packet-switching
 node  packet transfer mode  PAM  phased array  phase delay 
 
phase departure  phase detector  phase
 deviation  phase diagram 
 
phase difference  phase
 distortion  phase-locked loop (PLL)

  
   phase measurement tolerance  phase modulation (PM)  polarization  polarization diversity 
 
polarization-maintaining (PM) optical fiber  polarization-preserving (PP) optical fiber  power budget  power circuit breaker (PCB)
   power density  power factor  power failure transfer  power gain of an antenna  power-law index profile
   power margin  PROM  prompt  propagation  propagation constant  propagation mode  propagation path
obstruction  propagation time delay  proprietary standard  proration  protected distribution system (PDS)
   protected frequency  protection  protection interval (PI)
   protection ratio  protector  protocol  protocol-control information  protocol converter
   pulse amplitude  pulse-amplitude modulation (PAM)  pulse broadening  pulse carrier  pulse-code modulation (PCM)
   pulse decay time  pulse distortion  pulse duration  pulse-duration modulation (PDM)
   pulse duty factor  pulse-frequency modulation (PFM)  QA  QAM  QC  QOS  QPSK
   quad  quadded cable  quadratic profile  quadrature  quadrature amplitude modulation (QAM)
   quadrature modulation  quadrature phase-shift keying (QPSK)
   quadriphase  quantization error  quantization level  quantization noise  quantized feedback  radio frequency assignment
   radio frequency channel assignment  radio frequency interference (RFI)  radio horizon  radio horizon range (RHR)
   radio interface  radiolocation  radiolocation land station  radiolocation mobile station  radiolocation service
 
radiological monitoring  radiometry  radionavigation  radionavigation land station  radionavigation
 mobile station  radionavigation-satellite service  sampling  sampling frequency
   sampling interval  sampling rate  sampling theorem  satellite
   satellite access  satellite communications  satellite Earth terminal
   satellite emergency position-indicating radiobeacon 
 
satellite link  satellite network  satellite
 operation  satellite PBX

 
   satellite
 period  satellite 
relay  signal  signal center
   signal compression  signal contrast  signal 
conversion equipment  signal distance  signal distortion 
 
signal droop  signal element  signal expansion  signal frequency
 shift  signaling  signaling path  signaling rate  Signaling System No. 7 (SS7) 
 
signaling time slot  signal intelligence  signal level  signal message  signal-plus-noise-plus-distortion
 to noise-plus-distortion ratio  signal-plus-noise-to-noise ratio (( S + N )/ N ) 
 
signal processing  signals security  signal-to-crosstalk ratio  signal-to-noise ratio (SNR)
   signal-to-noise ratio per bit  synchronization  synchronization bit  synchronization code  synchronization pulse 
 
synchronizing  telecommand  telecommunication  telecommunication architecture  telecommunications 
center  Telecommunications Device for the Deaf (TDD)  telecommunications facilities  telecommunications management network (TMN)
   telecommunications security  telecommunications service  Telecommunications Service Priority (TSP)
service  Telecommunications Service Priority (TSP) system  Telecommunications Service Priority (TSP)
 system user  telecommunications system  telecommunications system operator  teleconference  telegram 
 
telegraph  telegraphy  telemetry  telephone  telephone exchange  telephone frequency  telephone
 number  telephone sidetone  telephony  telephoto  teleprinter  teleprocessing 
 
teleseminar  teleservice  teletex  teletext  teletraining  teletypewriter (TTY)
   teletypewriter control unit (TCU)  teletypewriter exchange service (TWX)
   teletypewriter signal distortion  television (TV)
 television broadcast translator  Telex�  Telnet  TEM  TEMPEST
   time-division multiple access (TDMA)  time-division multiplexing (TDM)
   time-division switching  time-domain reflectometer (TDR) 
T1 (carrier)  T1C (carrier)  T2 (carrier)  T3 (carrier)  T4 (carrier)  T5 (carrier)  
video teleconference  videophone  voice frequency (VF) 
 
voice frequency carrier 
telegraph (VFCT)
   voice-frequency (VF) channel  voice frequency (VF)
 primary patch bay  voice-frequency
 telegraph (VFTG)

 

Copyright (c) 2004 Telecom Science.  All rights reserved for Bijan Mahjani.

مخابرات آنتن شرکت مخابرات فرکانس سیگنال سیستم کابل نوری فیبر نوری شرکت مخابراتی شرکتهای مخابراتی تلفن تلگراف مخابرات مخابراتی مخابره داده مخابره اطلاعات شبکه اينترنت اينترانت