Method for enhancing signals transmitted over optical fibers
Patent
·
OSTI ID:864700
A method for spectral equalization of high frequency spectrally broadband signals transmitted through an optical fiber. The broadband signal input is first dispersed by a grating. Narrow spectral components are collected into an array of equalizing fibers. The fibers serve as optical delay lines compensating for material dispersion of each spectral component during transmission. The relative lengths of the individual equalizing fibers are selected to compensate for such prior dispersion. The output of the equalizing fibers couple the spectrally equalized light onto a suitable detector for subsequent electronic processing of the enhanced broadband signal.
- Research Organization:
- EG & G Inc., Las Vegas, NV (United States)
- Sponsoring Organization:
- USDOE
- DOE Contract Number:
- AC08-76NV01183
- Assignee:
- Ogle; James W., Goleta, CA (United States)
- Patent Number(s):
- 4,405,199
- Application Number:
- 06/233,532
- OSTI ID:
- 864700
- Resource Relation:
- Patent File Date: 1981 Feb 11
- Country of Publication:
- United States
- Language:
- English
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Method for enhancing signals transmitted over optical fibers
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OSTI ID:864700
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Related Subjects
method
enhancing
signals
transmitted
optical
fibers
spectral
equalization
frequency
spectrally
broadband
fiber
signal
input
dispersed
grating
narrow
components
collected
array
equalizing
serve
delay
lines
compensating
material
dispersion
component
transmission
relative
lengths
individual
selected
compensate
prior
output
couple
equalized
light
suitable
detector
subsequent
electronic
processing
enhanced
signal input
broadband signals
optical fibers
optical fiber
spectral components
optical delay
signals transmitted
delay line
broadband signal
frequency spectra
delay lines
suitable detector
spectral component
/359/250/356/
enhancing
signals
transmitted
optical
fibers
spectral
equalization
frequency
spectrally
broadband
fiber
signal
input
dispersed
grating
narrow
components
collected
array
equalizing
serve
delay
lines
compensating
material
dispersion
component
transmission
relative
lengths
individual
selected
compensate
prior
output
couple
equalized
light
suitable
detector
subsequent
electronic
processing
enhanced
signal input
broadband signals
optical fibers
optical fiber
spectral components
optical delay
signals transmitted
delay line
broadband signal
frequency spectra
delay lines
suitable detector
spectral component
/359/250/356/