OpticsInfoBase

Bandwidth-Variable Bandpass Filter Based on Dispersion Engineered Tapered Fiber with External Polymer Cladding

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA1
• OSA Technical Digest (CD)
• Hsu, Kuei-Chu; Chen, Nan-Kuang; Chou, Sen-Yih; Liaw, Shien-Kuei; Lai, Yinchieh; Chi, Sien
• Thermo-optic bandwidth-variable fiber-based bandpass filter is demonstrated using tapered standard single-mode fiber covered with dispersive polymer layer. The 3-dB ...

SBS-Suppressed, Single Mode Yb-Doped Fiber Amplifiers

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA10
• OSA Technical Digest (CD)
• Dragic, Peter D
• Experimental results are presented demonstrating 100µJ of pulse energy and over 500W of peak power from a stimulated Brillouin scattering (SBS)-suppressed, single mode, Yb-doped fiber...

Fiber Laser Wavelength Tuning on a Silicon Chip

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA11
• OSA Technical Digest (CD)
• Wang, Xuan; Liu, Tao; Almeida, Vilson R; Panepucci, Roberto R
• Tunable silicon microring filters are used to implement CMOS compatible tuning of fiber-lasers. A micro-heater is used to tune the Si microring filter, demonstrating tuning of 1.5 nm...

Effect of Neighboring Channels in OSNR Monitoring with Fractional-Bit-Delay Interferometers

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA12
• OSA Technical Digest (CD)
• Zilkie, Aaron J; Lin, Christopher; Wigley, Peter G
• We characterize the effects of neighboring channels on the accuracy of OSNR monitoring with a fractional-bit-delay Michelson interferometer. We find errors > 10 dB when the center...

Impact of FBGs Reflectivity Shape on Spectra of Radiation in 10 km Raman Fiber Laser

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA13
• OSA Technical Digest (CD)
• Karalekas, Vassilios; Harper, Paul; El-Taher, Atalla; Ania Castañón, Juan D; Shu, Xuewen; Turitsyna, Elena G; Mezentsev, Vladimir K; Bennion, Ian; Turitsyn, Sergei K
• Impact of fibre Bragg gratings reflectivity profile on spectral broadening in a 10-km Raman fiber laser is studied. We show that, at high powers, spectrum is determined by intra-cavity...

Surviving Channel Power Transients in TDM-Pumped Lumped Raman Fiber Amplifier

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA14
• OSA Technical Digest (CD)
• Karasek, Miroslav; Vojtech, Josef; Radil, Jan
• Experimental and theoretical results of all-optical gain-clamping of wide-band TDM-pumped Raman fiber amplifier consisting of 13 km of DCF counter-directionally pumped by 4 wavelengths...

New Type of Long-Period Fiber Grating by Self-Assembled Periodic Polymerization in Silica Hollow Optical Fiber

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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA15
• OSA Technical Digest (CD)
• Jung, Hojoong; Seo, Yong Gon; Ha, Woosung; Park, Seoung Han; Oh, Kyunghwan
• We report a new type of long period grating fabrication method by curing polymer filled in a hollow optical fiber. In the curing process, a self-assembled polymer-air periodic...

Novel Fiber Sensor System for Dynamic Displacement Measurement Using RF-Modulated RSOA

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA17
• OSA Technical Digest (CD)
• Lee, Kwanil; Kim, Sunduck; Lee, Ju Han; Lee, Sang Bae
• We propose and experimentally demonstrate a dynamic displacement sensor system based on intensity-modulated RSOA and radio-frequency signal measurement. Compared with previous methods,...

Fused Biconical Tapered Technique Based Light Beam Coupling between a Single Mode Fiber and a High Nonlinearly Photonic Crystal Fiber

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA18
• OSA Technical Digest (CD)
• Liu, Jianguo; Cheng, Tee-Hiang; Yeo, Yong-Kee; Wang, Yixin; Xu, Zhaowen; Wang, Dawei
• Light beam coupling between a single-mode fiber and a highly nonlinear photonic crystal fiber based on fused biconical tapered technique is experimentally demonstrated. As a result,...

Linearized Gimbal-Less Two-Axis MEMS Mirrors

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA19
• OSA Technical Digest (CD)
• Milanovic, Veljko
• Gimbal-less Two-Axis MEMS single-crystal silicon mirrors provide low-power fast optical scanning up to 32° in both axes, dissipating <1 mW. Linearized driving scheme gives nearly...

Soft Glass Spiral PCF with Flat Anomalous Dispersion at 1064nm and ?>2000 W-1km-1at 1550nm

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA2
• OSA Technical Digest (CD)
• Agrawal, Arti; Kejalakshmy, N; Rahman, B M; Grattan, K T
• A soft-glass spiral PCF design is analysed using the FEM approach showing ? >2000 W^-1km^-1at 1550nm and 4000 W^-1km^-1(1064nm). The design...

Waveguide Coupler Formed by a Graded Photonic Crystal

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA20
• OSA Technical Digest (CD)
• Chien, Hung-Ta; Chen, Chii-Chang
• The coupling between a convention and a photonic crystal waveguide is studied using graded photonic crystal, photonic crystal taper, waveguide taper and parabolic mirror. The graded...

90° Bent Hollow Waveguides Formed by Distributed Bragg Reflector

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA21
• OSA Technical Digest (CD)
• Chiu, Hua-Kung; Chen, Chii-Chang
• 90^obent hollow waveguides with distributed Bragg reflectors on silicon substrate are proposed. The air core was embedded by...

Temperature Stabilized Electrically Tunable Long Period Gratings Coated with Nanosized Liquid Crystal Layer

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA22
• OSA Technical Digest (CD)
• Luo, Haimei; Li, Xinwan; Wang, Shaoshi; Chen, Jianping
• Electrical spectral tuning of long-period gratings (LPGs) coated with high refractive index liquid crystal (LC) layer is presented. Temperature is stabilized at 60°C to obtain a high...

Optical Channel Drop Filter Based on Two-Dimensional Photonic Crystals

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA23
• OSA Technical Digest (CD)
• Wu, Yaw-Dong; Shih, Tien-Tsorng; Lee, Jian-Jang; Chen, Mao-Hsiung; Kao, Hung-Fu
• In this paper, we propose an optical channel drop filter based on two-dimensional photonic crystals (2D PCs). The numerical results show the drop efficiency is closed to 100% and the...

Long Spiral Optical Waveguides Using Ultra Low Loss Perfluorinated Polymer for Optical Interconnect

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA24
• OSA Technical Digest (CD)
• Takenobu, Shotaro; Morizawa, Yoshitomi
• Multimode polymer optical waveguides with long spiral path using a perfluoropolymer are demonstrated. Spiral path length is 1.254m and NA is 0.26. Propagation loss at 1310, 1550, and...

Genetic-Algorithm Assisted Design of C-Band Photonic-Crystal Waveguide Interleavers Using Ring Resonators

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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA25
• OSA Technical Digest (CD)
• Rosa, Lorenzo; Saitoh, Kunimasa; Kakihara, Kuniaki; Koshiba, Masanori
• We investigate the optimization of C-band photonic-crystal waveguide (PCW) interleavers in different implementations using coupled-resonator optical waveguide (CROW) ring resonators....

Proposal of Broadband Optical Delay with Fine Delay Resolution Utilizing High-Confinement Silicon Waveguides

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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA26
• OSA Technical Digest (CD)
• Kono, Naoya
• This proposal for an optical delay element, with a broad operation bandwidth and fine delay resolution, highlights the compact and nonresonant circuit design, as well as the size...

Ultrasensitive APD Photoreceivers for GPON and Long Haul Optical Transmission

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA27
• OSA Technical Digest (CD)
• Aina, Olaleye A; Fathimulla, Ayub; Hier, Harry
• We report the development of ultrasensitive, high gain and low excess noise APD photoreceivers with sensitivities of -35.5 dBm at 2.488 Gbps and 10-10 BER and the potential for 6-12 dB...

High-Speed and High-Responsivity Back-Illuminated Photodiode with a High Reflective Reflector for 25-Gbps Receiver of 100-Gbps Ethernet

• Abstract
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• National Fiber Optic Engineers Conference (NFOEC) 2009 paper: JThA28
• OSA Technical Digest (CD)
• Lee, Yong; Ban, Takuma; Makino, Shigeki; Hayashi, Hiroaki; Nagatsuma, Kazuyuki; Mita, Reiko; Tanaka, Shigehisa; Matsuoka, Yasunobu; Sugawara, Toshiki; Tsuji, Shinji; Aoki, Masahiro; Takamatsu, Hisashi; Sasada, Michihide; Yamamoto, Hiroshi; Okayasu, Masanobu; Toyonaka, Takashi; Inoue, Hiroaki; Shishikura, Masato
• We developed a high-speed (over 30GHz) and high-responsivity (nearly 0.8A/W) back-illuminated PD with a newly developed high reflective reflector, and successfully demonstrated an...