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Latest Inventions  Computers, Internet, Software, Household and Office Equipment Internet and Networks SUBSCRIBER OPTICAL COMMUNICATION LINE
SUBSCRIBER
OPTICAL COMMUNICATION LINE
FIELD: quantum radio engineering and optical
communications.
SUBSTANCE: line has multiplexer, demultiplexer,
modulator, two optical splitters, two optical splitting filters (spectral
channel multiplexing devices), two optical-signal transmission media,
photodetector, amplifier, signal filter, resolver, and also newly introduced
coherent optical transmitter and receiver, laser heterodyne, frequency
stabilizer that also functions to ensure narrow radiation line of laser, optical
splitter-amplifier, third optical-signal transmission medium, two optical
splitters, asymmetric optical splitter, optical modulator, optical-carrier
signal shaper, subcarrier signal generator, and mixer.
EFFECT: reduced optical wavelength band occupied
by one line. 1 cl, 2 dwg
Aleksandrovskij M.I.,
Voronenko V.P., Mikov A.S., Faerberg O.I.
Patent number: 2204211
Publishing date: July 8, 2003
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