Transmission performance of 10-Gb/s 1550-nm transmitters using semiconductor optical amplifiers as booster amplifiers

Yonggyoo Kim, Hodeok Jang, Yonghoon Kim, Jeongsuk Lee, Donghoon Jang, Jichai Jeong

    Research output: Contribution to journalArticlepeer-review

    26 Citations (Scopus)

    Abstract

    We have demonstrated the transmission performance of 10-Gb/s transmitters based on LiNbO3 modulator using semiconductor optical amplifiers (SOAs) as booster amplifiers. Utilizing the negative chirp converted in SOAs and self-phase modulation induced by high optical power, we can successfully transmit 10-Gb/s optical signals over 80 km through the standard single-mode fiber with the transmitter using SOAs as booster amplifiers. SOAs can be used for booster amplifiers with a careful adjustment of the operating conditions. In order to further understand an SOA's characteristics as a booster amplifier, we model SOAs and other subsystems to verify the experimental results. Based on the good agreement between the experimental and simulation results, we can find the appropriate parameters of input signals for SOAs, such as extinction ratio, rising/falling time, and chirp parameter to maximize output dynamic range and available maximum output power (Po,max).

    Original languageEnglish
    Pages (from-to)476-481
    Number of pages6
    JournalJournal of Lightwave Technology
    Volume21
    Issue number2
    DOIs
    Publication statusPublished - 2003 Feb

    Bibliographical note

    Funding Information:
    Manuscript received June 11, 2002; revised October 14, 2002. This work was supported in part by the NRL program and the BK21 program in Korea. Y. Kim, H. Jang, Y. Kim, and J. Jeong are with the Department of Radio Engineering, Korea University, Seoul 136-701, Korea. J. Lee and D. Jang are with the Optoelectronics Division, Samsung Electronics, Kyungkido 440-600, Korea. Digital Object Identifier 10.1109/JLT.2003.808751 Fig. 1. Schematic of illustrating wave propagation on large-signal dynamic SOA model based on the time-dependent TMM.

    Keywords

    • Chirp modulation
    • Optical fiber communications
    • Semiconductor optical amplifiers (SOAs)
    • Simulation

    ASJC Scopus subject areas

    • Atomic and Molecular Physics, and Optics

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