Optical signal varying devices, systems and methods

Optical communications – Transmitter and receiver system – Including compensation

Reexamination Certificate

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C398S092000, C398S177000

Reexamination Certificate

active

06839522

ABSTRACT:
Optical systems, device, and methods including signal varying devices, such as optical amplifiers, attenuators, and filters that have controllable gain, loss and transparent intensity profiles, and which can include and be responsive to one or more local and remote controllers.

REFERENCES:
patent: 4315666 (1982-02-01), Hicks, Jr.
patent: 4342499 (1982-08-01), Hicks, Jr.
patent: 4401364 (1983-08-01), Mochizuki
patent: 4616898 (1986-10-01), Hicks, Jr.
patent: 4699452 (1987-10-01), Mollenauer et al.
patent: 4728170 (1988-03-01), Robertson
patent: 4881790 (1989-11-01), Mollenauer
patent: 5039199 (1991-08-01), Mollenauer et al.
patent: 5050949 (1991-09-01), DiGiovanni
patent: 5083874 (1992-01-01), Aida et al.
patent: 5095519 (1992-03-01), Dorsey
patent: 5191586 (1993-03-01), Huber
patent: 5191628 (1993-03-01), Byron
patent: 5228105 (1993-07-01), Glista
patent: 5283686 (1994-02-01), Huber
patent: 5406411 (1995-04-01), Button et al.
patent: 5500756 (1996-03-01), Tsushima et al.
patent: 5500764 (1996-03-01), Armitage et al.
patent: 5530583 (1996-06-01), Uno et al.
patent: 5541766 (1996-07-01), Mizrahi et al.
patent: 5557442 (1996-09-01), Huber
patent: 5579143 (1996-11-01), Huber
patent: 5633974 (1997-05-01), Chia
patent: 5636301 (1997-06-01), O'Sullivan et al.
patent: 5651085 (1997-07-01), Chia
patent: 5675432 (1997-10-01), Kosaka
patent: 5694512 (1997-12-01), Gonthier et al.
patent: 5696615 (1997-12-01), Alexander
patent: 5717510 (1998-02-01), Ishikawa et al.
patent: 5764406 (1998-06-01), Newhouse et al.
patent: 5784192 (1998-07-01), Sugiyama et al.
patent: 5812710 (1998-09-01), Sugaya
patent: 5815299 (1998-09-01), Bayart et al.
patent: 5861981 (1999-01-01), Jabr
patent: 5880866 (1999-03-01), Stolen
patent: 5883736 (1999-03-01), Oshima et al.
patent: 5900969 (1999-05-01), Srivastava et al.
patent: 5903371 (1999-05-01), Arecco et al.
patent: 5903385 (1999-05-01), Sugaya et al.
patent: 5920423 (1999-07-01), Grubb et al.
patent: 5963361 (1999-10-01), Taylor et al.
patent: 5999548 (1999-12-01), Mori et al.
patent: 6031646 (2000-02-01), Sniadower
patent: 6055092 (2000-04-01), Sugaya et al.
patent: 6057959 (2000-05-01), Taylor et al.
patent: 6081366 (2000-06-01), Kidorf et al.
patent: 6122298 (2000-09-01), Kerfoot, III et al.
patent: 6236487 (2001-05-01), Stephens
patent: 6344925 (2002-02-01), Grubb et al.
patent: 6381064 (2002-04-01), Terahara
patent: 0 734 105 (1996-09-01), None
patent: 0853396 (1998-07-01), None
patent: 07202306 (1995-08-01), None
patent: WO 9842088 (1998-09-01), None
Park, S.Y., et al., Feasibility Demonstration of 10 Gbit/s Channel WDM Network Using Dynamic Gain-Controlled EDFAs, Electronics Letters, Mar. 5th, 1998, vol. 34, No. 5., Online No. 19980346.
Dung, J.C. et al., Gain Flattening of Erbium Doped Fibre Amplifier Using Fibre Bragg Gratings, Electronics Letters, Mar. 19th, 1998, vol. 34, No. 6., Online No. 19980446.
Yu, A., et al., Analysis of Optical Gain and Noise Spectral Properties of Erbium-Doped Fiber Amplifier Cascade, Optical Amplifiers and their Application, Aug. 3-5, 1994, 1994 OSA Technical Digest Series, V14, pp. FB1-1-3/124-126.
Masuda, H., et al., Ultra-Wideband Optical Amplification with a 3-dB Bandwidth of 67 nm Using a Partially Gain Flattened Erbium-Doped Fiber Amplifier and Raman Amplification, Optical Amplifiers and their Application, Aug. 3-5, 1994, 1997 OSA Technical Digest Series, V20, pp. MC3-1-4/40-3.
Sugaya, Y., et al., Novel Configuration for Low-Noise and Wide-Dynamic-Range Er-Doped Fiber Amplifiers for WDM Systems, Optical Amplifiers and their Application, Jun. 15-17, 1995, 1995 OSA Technical Digest Series, V18, pp. FC3-1-4/158-161.
Jacobovitz-Veselka, G.R., et al., Single-Stage Booster Amplifier with Two 980 nm Pumps Stabilized by Fiber Gratings, Optical Amplifiers and their Application, Jun. 15-17, 1995, 1995 OSA Technical Digest Series, V18, pp. FC4-1-4/162-165.
Hansen, P.B., et al., Loss Compensation in Dispersion Compensating Fiber Modules by Raman Amplification, OFC'98 Technical Digest pp. 20-21.
Rottwitt, K., et al., Detailed Analysis of Raman Amplifiers for Long-Haul Transmission, OFC'98 Technical Digest pp. 30-31.
Chernikov, S.V., et al., 10 Gbit/s Error-Free Transmission of 2-ps Pulses Over A 45-km Span Using Distributed Raman Amplification at 1300 nm, OFC'98 Technical Digest p. 31.
Kawai, S., et al., Ultrawide 75 nm 3-dB Gain-Band Optical Amplifier Utilizing Erbium-Doped Fluoride Fiber and Raman Fiber, OFC'98 Technical Digest pp. 32-33.
Dianov, E.M., et al., Highly Efficient 1.3 μm Raman Amplifier, OFC'98 Technical Digest pp. 33-34.
Rottwitt, K., et al., A 92 nm Bandwidth Raman Amplifier, OFC'98, Post-Deadline Paper PD6-1-4.
Srivastava, A. K., et al., 1 Tb/s Transmission of 100 WDM 10 Gb/s Channels Over 400 km of TrueWave Fiber, OFC'98, Post-Deadline Paper PD10-1-4.
Masuda, H., et al., Ultra-Wideband Hybrid Amplifier Comprising Distributed Raman Amplifier and Erbium-Doped Fiber Amplifier, Electronics Letters, Jun. 25th, 1998, vol. 34., No. 13, Online No. 19980935.
Takano, K., et al., An Optical Pre-Amplifier with Automatic Gain Control Function, Proceedings of the 1995 IEICE General Conference, Mar. 27-30, 1995, Fukuoka, Fukuoka Institute of Technology b-1067, p. 513.
Zou et al., Compensation of Raman Scattering and EDFA's Nonuniform Gain in Ultra-Long-Distance WDM Links, IEEE Photonics Technology Letters, vol. 8, No. 1, Jan. 1996, pp. 139-141.
Stentz, A., et al., OSA Trends in Optics and Photonics, vol. 5, Optical Amplifiers and Their Applications. From the Topical Meeting, pp. 350-368, Published: Washington, DC, USA, 1996.
Wen, Senfar, et al., IEEE Phontonics Technology Letters, Feb. 1992, vol. 4, No. 2, New York, US, pp. 189-192, IEEE Log No.: 9105789.
Aide, K., et al., Long-Span Repeaterless IM/DD Optical Transmission Experiment over 300 KM using Optical Amplifiers, ICC '91, vol. 3, pp. 1228-1232, 1991, Published: New York, NY, USA.
Grubb, S. G., Raman Amplifiers for Broadband Communications, OFC '98, OSA Technical Digest Series vol. 2, 1998, abstract.

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