[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Ghatak et al., 2002 - Google Patents

16 Progress in Fiber Optics and Optical Telecommunication

Ghatak et al., 2002

Document ID
3837283786190477227
Author
Ghatak A
Pal B
Publication year
Publication venue
International Trends in Applied Optics

External Links

Snippet

In the modern information age, transmission of high-density intelligible signals across distances ranging from a few to thousands of kilometers is best performed by making the signals ride on an electromagnetic wave carrier. The signals are inscribed on the carrier by …
Continue reading at books.google.com (other versions)

Classifications

    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01S—DEVICES USING STIMULATED EMISSION
    • H01S3/00—Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves
    • H01S3/05—Construction or shape of optical resonators; Accomodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06754—Fibre amplifiers
    • H01S3/06762—Fibre amplifiers having a specific amplification band
    • H01S3/0677—L-band amplifiers, i.e. amplification in the range of about 1560 nm to 1610 nm
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01S—DEVICES USING STIMULATED EMISSION
    • H01S3/00—Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves
    • H01S3/05—Construction or shape of optical resonators; Accomodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00—Light guides
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29371—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating principle based on material dispersion
    • G02B6/29374—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating principle based on material dispersion in an optical light guide
    • G02B6/29376—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating principle based on material dispersion in an optical light guide coupling light guides for controlling wavelength dispersion, e.g. by concatenation of two light guides having different dispersion properties
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00—Light guides
    • G02B6/02—Optical fibre with cladding with or without a coating
    • G02B6/02004—Optical fibre with cladding with or without a coating characterised by the core effective area or mode field radius
    • G02B6/02009—Large effective area or mode field radius, e.g. to reduce nonlinear effects in single mode fibres
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00—Light guides
    • G02B6/02—Optical fibre with cladding with or without a coating
    • G02B6/036—Optical fibre with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00—Light guides
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/268—Optical coupling means for modal dispersion control, e.g. concatenation of light guides having different modal dispersion properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00—Light guides
    • G02B6/02—Optical fibre with cladding with or without a coating
    • G02B6/02214—Optical fibre with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00—Light guides
    • G02B6/24—Coupling light guides
    • G02B6/255—Splicing of light guides, e.g. by fusion or bonding
    • G02B6/2551—Splicing of light guides, e.g. by fusion or bonding using thermal methods, e.g. fusion welding by arc discharge, laser beam, plasma torch
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01S—DEVICES USING STIMULATED EMISSION
    • H01S3/00—Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves
    • H01S3/30—Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves using scattering effects, e.g. stimulated Brillouin or Raman effects

Similar Documents

Publication Publication Date Title
AU2002252194C1 (en) Method and system for dispersion maps and enhanced distributed gain effect in long haul telecommunications
US6671442B2 (en) Optical fiber communications system using index-guiding microstructured optical fibers
JP5069825B2 (en) Optical fiber compensation for dispersion, gain tilt, and band-pumping nonlinearity
EP1250737B1 (en) Raman amplifier with bi-directional pumping
Refi Optical fibers for optical networking
Pal Guided wave optical components and devices: basics, technology, and applications
AU2002252194A1 (en) Method and system for dispersion maps and enhanced distributed gain effect in long haul telecommunications
US6941054B2 (en) Optical transmission link with low slope, raman amplified fiber
Glass et al. Advances in fiber optics
JPH0611620A (en) Dispersion compensated optical waveguide fiber
Yadlowsky et al. Optical fibers and amplifiers for WDM systems
EP1314268B1 (en) Optical transmission link with low slope, raman amplified fiber
Bigot-Astruc et al. 125µm glass diameter single-mode fiber with A eff of 155µm 2
Pal et al. Optimization of a dual-core dispersion slope compensating fiber for DWDM transmission in the 1480–1610 nm band through G. 652 single-mode fibers
Kurokawa et al. Ultra-wideband transmission over low loss PCF
Chryssou Gain-equalizing filters for wavelength division multiplexing optical communication systems: a comparison of notch and long-period grating filters for integrated optoelectronics
Ghatak et al. 16 Progress in Fiber Optics and Optical Telecommunication
Li Optical fiber evolution over the past 5 decades
Mukasa et al. Dispersion compensating fiber used as a transmission fiber: inverse/reverse dispersion fiber
Pal High-silica optical fibers and trends in lightwave communications: a twenty-five year-retrospective
DiGiovanni et al. Advances in fiber design and processing
Lee et al. Study on the design of non-zero dispersion shifted fiber for ultra-wide band WDM transmission
Uchida Fiber Optics
US6865303B2 (en) Method and apparatus for reducing multi-path interference in dispersion compensation systems
Kaur Performance Analysis of Hybrid Optical Amplifiers for multichannel WDM systems