Tooth-shaped grating-assisted structure for compact multimode interference coupler

Applied Optics

Volumn 50, Issue 25, 2011, Pages

  Deka, Bidyut ^a   Sahu, Partha Pratim ^a  

^a TEZPUR UNIVERSITY   (India)

Author keywords

[No Author keywords available]

Indexed keywords

SILICON NITRIDE; WAVEGUIDES;

EFFECTIVE INDEX METHOD; FABRICATION TOLERANCES; MULTIMODE INTERFERENCE COUPLERS; POWER IMBALANCE; SILICA WAVEGUIDE; SILICON OXYNITRIDES; TOOTH SHAPED GRATING; TWO-MODE INTERFERENCE;

INTEGRATED OPTICS;

EID: 80052359156     PISSN: 1559128X     EISSN: 15394522     Source Type: Journal    
DOI: 10.1364/AO.50.00E193     Document Type: Article

References (18)

1. A. Neyer, "Integrated optical multichannel wavelength multiplexer for monomode systems," Electron. Lett. 20, 744-746 (1984). (Pubitemid 14642425)
2. A. K. Das and P. P. Sahu, "Compact integrated optical devices using high index contrast waveguides," in Proceedings of the IEEE Wireless and Optical Communication Network Conference (IEEE, 2006), pp. 1-5.
3. P. P. Sahu, "Compact multimode interference coupler with tapered waveguide geometry," Opt. Commun. 277, 295-301 (2007). (Pubitemid 47176003)
4. P. P. Sahu, "A tapered structure for compact multimode interference coupler," IEEE Photon. Technol. Lett. 20, 638-640 (2008). (Pubitemid 351493827)
5. L. B. Soldano and E. C. M. Pennings, "Optical multi-mode interference devices based on self-imaging: Principles and applications," J. Lightwave Technol. 13, 615-627 (1995).
6. M. K. Chin, C. W. Lee, and S. Darrnawan, "High index contrast waveguides and devices," Appl. Opt. 44, 3077-3086 (2005).
7. P. P. Sahu, "A compact optical multiplexer using silicon nano waveguides," IEEE J. Sel. Top. Quantum Electron. 15, 1537-1541 (2009).
8. T. Y. Tsai, Z. C. Lee, C. S. Gau, F. S. Chen, J. R. Chen, and C. C. Chen, "A novel wavelength-division multiplexer using grating assisted two-mode interference," IEEE Photon. Technol. Lett. 16, 2251-2253 (2004).
9. T. Y. Tsai, Z. C. Lee, J. R. Chen, C. C. Chen, Y. C. Fang, and M. H. Cha, "A novel ultra compact two-mode-interference wavelength division multiplexer for 1:5 μm operation," IEEE J. Quantum Electron. 41, 741-746 (2005).
10. K. S. Chiang, "Effective index method for the analysis of optical waveguide couplers and arrays: An asymptotic theory," J. Lightwave Technol. 9, 62-72 (1991).
11. K. S. Chiang, "Analysis of the effective-index method for the vector modes of rectangular-core dielectric waveguides," IEEE Trans. Microwave Theory Tech. 44, 692-700 (1996). (Pubitemid 126770618)
12. B. Deka and P. P. Sahu, "Transformation relationship of directional coupler with multimode interference coupler and two mode interference coupler," J. Opt. 38, 75-87 (2009).
13. F. Janz, M. R. Piam, B. P. Keyworth, and J. N. Broughton, "Bent waveguide couplers for demultiplexing of arbitrary broadly separated wavelengths using two mode interference," IEEE Photon. Technol. Lett. 7, 1037-1039 (1995).
14. M. Yong, S. Park, L. Wang, and S. T. Ho, "Ultra compact multimode interference 3 dB coupler with strong lateral confinement by deep dry etching," IEEE Photon. Technol. Lett. 12, 492-494 (2000).
15. P. P. Sahu, "Silicon oxinitride: A material for compact waveguide device," Indian J. Phys. 82, 265-272 (2008).
16. H. Nishihara, M. Haruna, and T. Suhara, Optical Integrated Circuits (McGraw-Hill, 1989).
17. P. P. Sahu, "A double S-bend geometry with lateral offset for compact two mode interference coupler," J. Lightwave Technol. 29, 2064-2068 (2011).
18. R. Kashahara, M. Yanagisawa, T. Goh, A. Sugita, A. Himeno, M. Yasu, and S. Matsui, "New structures of silica-based planar light wave circuits for low power thermooptic switch and its application to 8 × 8 optical matrix switch," J. Lightwave Technol. 20, 993-1000 (2002).