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Low-noise erbium-doped fibre amplifier operating at 1.54μm

Low-noise erbium-doped fibre amplifier operating at 1.54μm

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© The Institution of Electrical Engineers
Published

High gain amplification of up to 28 dB has been observed in a 3m-long erbium-doped fibre. The amplifier has a spectral bandwidth of greater than 300 GHz in the region of 1.536μm and a measured sensitivity of –42dBm at a bit rate of 140Mbit/s.

Inspec keywords: optical communication equipment; solid lasers; laser transitions; repeaters; fibre optics; erbium

Other keywords: 140 Mbit/s; Er3+:fibre laser; 28 dB; spectral bandwidth; 3 m; 300 GHz; 1.536 micron; 1.54 micron

Subjects: Design of specific laser systems; Optical communication; Solid lasers; Fibre optics; Lasing action in other solids; Optical communication devices, equipment and systems

References

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      • M.J. O'Mahony , H.J. Westlake , I.W. Marshall . Gain measurements on laser amplifiers for optical transmission systems at 1.5 μm. Br. Telecom Technol. J. , 25 - 29
    2. 2)
      • K.C. Byron . Simultaneous amplification and pulse compression in a single-mode optical fibre. Electron. Lett. , 1275 - 1277
    3. 3)
      • Mears, R.J., Reekie, L., Jauncey, I.M., Payne, D.N.: `High gain rare-earth doped fibre amplifier operating at 1.55 μm', Proc. OFC, 1987, Reno, NV.
    4. 4)
      • S.B. Poole , D.N. Payne , M.E. Fermann . Fabrication of low-loss optical fibres containing rare-earth ions. Electron. Lett. , 737 - 738
    5. 5)
      • E. Snitzer , R. Woodcock . Yb3+−Er3+ glass laser. Appl. Phys. Lett. , 45 - 46
    6. 6)
      • T. Mukai , Y. Yamamoto . Optical direct amplification for fibre ransmission. Rev. Electr. Commun. Lab. , 340 - 348
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