References REFERENCES [ 1 ] "Traffic Engineering Fundamentals" http://vvvvw.rbweb.cns.vt.edu (10 t h January 2003) [2 ] "What is an Erlang" http://www.erlang.com (4 t h March 2002) [3] Nippon Telegraph and Telephone East Corporation, "Network Planning", NTT Training Institute, Tokyo, Chapter 02, 05 and 06, 1999. [4] "Gross Domestic Product and Gross National Product" http://ww.nscb.gov.ph/rul2/DEFINE/DEF-ECO.HTM (15th April 2002) [5] Alan E. Willner and Synang-Myau Hwang "Transmission of many WDM channels through a cascade of EDFA's in long distance links and ring networks" IEEE Joumel of Light wave Technology, Vol. 13, no. 5, pp. 802-816, 1995. [6] Djafar K. Mynbaev, Lowell L. Scheiner, "Fiber Optic Communications Technology", Addisson Wesley Longman Pvt Ltd, pp 124-134, 2001. [7] Rajiv Ramaswami, Kumar N. Sivarajan, "Optical Networks", Harcourt Private Limited, India, pp 207-209, 2000. [8] N. S. Bergano, "WDM long-haul transmission systems," Paper TuFl (Tutorial), Technical Digest of the Optical Fiber Communication Conf. (OFC1998) San Jose, USA, Optical Society of America, pp.30, 2000. [9] E. Desurvire, Erbium-doped fiber amplifiers, principles and applications, New York, NY. Wiley Interscience, 1994. [10] P. C Becker, N. A. Olsson, J. R. Simpson, "Erbium-doped fiber amplifiers, fundamentals and technology", San Diego, CA. Academic Press, 1999. [11] Kyo Inoue, Hiromu Toba and Kiyoshi Nosu "Multi-channel amplification utilizing an ER 3 + doped fiber amplifier" IEEE Journal of Light wave Technology, Vol.9, no.3, pp.368-374, 1991. [12] H. Masuda, S. Kawai, K-I Suzuki, and K. Aida, "Ultrawide 72 nm 3 dB gain-band optical amplification with erbium-doped Fluoride fiber amplifiers and distributed Raman amplifiers," IEEE Photon. Technol. Lett., vol. 10, no. 4, pp. 516-518, 1998. [13] T. Terahara, T. Hoshida, J. Kumsako, and H. Onaka, "128 x 10.66 Gbit/s transmission over 840 km standard SMF with 140 km optical repeater spacing (30.4 dB loss) employing dual-band Raman amplification," paper PD28 (Post deadline), Technical Digest of the Optical Fiber Communication Conf. (OFC 2000) Postdeadline Volume, Baltimore, USA, Optical Society of America, pp. PD28-1 to PD28-3, 2000. [14] Kiyofumi Mochizuki, Noboru Edagawa and Yoshinao Iwamoto "Amplified Spontaneous Raman Scattering in fiber Raman Amplfiers" IEEE Journal of Light wave Technology, Vol.4, no.9, pp. 102-109,1986. [15] D. Wang and C. R. Menyuk "Calculation of penalties due to polarization effects in a long-haul WDM system using a strokes parameter model" IEEE Journal of Light wave Technology, Vol.19, no.4, pp.487-494, 2001. [16] G. J. Foschini, L. E. Nelson, R. M. Jopson and H. Kogelnik "Statistics of Polarization Mode Dispersion" IEEE Journal of Light wave Technology, Vol. 19, no.12, pp.412-505, 2001. -93- References [17] A. Berntson, E. Goobar, S. Popov, L. Helczynski, G. Jacobsen, J. Karlsson, "Influence of cross-talk and pump depletion on the design of Raman amplifiers for WDM systems," Proceedings of the 26th European Conference on Optical Communications (ECOC'OO), pp. 149-150 (Verlag), Sept. 5, 2000. [18] The ITU Association of Japan Inc, "World Telecommunication Visual Data Book", ITU Association of Japan, Tokyo, Chapter 06, 2000. [19] Central Bank of Sri Lanka, "Annual Report - 2001", Government Press of Sri Lanka, Colombo, pp 5-7, 2002. [20] "G652, G653 and G655 Specifications" http://www.itu.int/itudoc/ (on 13 t h October 2002) [21] "Booster and Pre-Amplifier Specifications" http://www.alcatel.com/ (on 13 t h December 2002) [22] Shigeyuki Akita, Shigendo Nihsi "Optical Cable Network Systems", KDDI Ltd, Tokyo, Chapter 11 and 12, 2001. [23] K. P. Kandancarachchi and I.J. Dayawansa "Repeaterless Optical Fiber Network for Sri Lanka" IEE Paper of Annual Sessions, 2003. [24] T. I. Lakoba and G. P. Agrawal "Optimization of average dispersion range for long haul dispersion managed systems" IEEE Journal of Light wave Technology, Vol. 18, no.l 1, pp.71-82, 2000. [25] K. P. Kandancarachchi and I. J. Dayawansa "Telecommunication traffic forecast up to year 2015" IEE Paper of Annual Sessions, 2002. -94-