Horizontal Coupling Technology of Thick Planar Optical Waveguide with High Refractive Index and Fiber

Pengfei Wu; Xiaoxiao Han; Sichen Lei; Zhenkun Tan; Shuai Huang

doi:10.3788/AOS202242.0713001

[1] Barwicz T, Watts M R. Popovi M A, et al. Polarization-transparent microphotonic devices in the strong confinement limit[J]. Nature Photonics, 1, 57-60(2007).

[2] Yamada H, Chu T, Ishida S et al. Si photonic wire waveguide devices[J]. IEEE Journal of Selected Topics in Quantum Electronics, 12, 1371-1379(2006).

[3] Zhao R, Sun C L, Xu X et al. Ultra-compact vertical optical coupler based on subwavelength grating[J]. Acta Optica Sinica, 40, 1405002(2020).

[4] Xiang T, Chen H M, Hu Y C. Silicon-based integrated device for electro-optic modulation assembly with mode-division multiplexing[J]. Chinese Journal of Lasers, 48, 1106001(2021).

[5] Hu J, Lin H, Wang W J et al. Research progress of silicon photonic mode size converters[J]. Laser & Optoelectronics Progress, 55, 030003(2018).

[6] Marchetti R, Lacava C, Carroll L et al. Coupling strategies for silicon photonics integrated chips [Invited][J]. Photonics Research, 7, 201-239(2019).

[7] Tian M, Qu M N, Wu L Y et al. Progress on asymmetrical grating couplers for vertical coupling[J]. Laser & Optoelectronics Progress, 58, 0500004(2021).

[8] Zaoui W S, Kunze A, Vogel W et al. Bridging the gap between optical fibers and silicon photonic integrated circuits[J]. Optics Express, 22, 1277-1286(2014).

[9] Luo Y N, Nong Z C, Gao S Q et al. Low-loss two-dimensional silicon photonic grating coupler with a backside metal mirror[J]. Optics Letters, 43, 474-477(2018).

[10] Benedikovic D, Cheben P, Schmid J H et al. High-efficiency single etch step apodized surface grating coupler using subwavelength structure[J]. Laser & Photonics Reviews, 8, L93-L97(2014).

[11] Li C, Zhang H J, Yu M B et al. CMOS-compatible high efficiency double-etched apodized waveguide grating coupler[J]. Optics Express, 21, 7868-7874(2013).

[12] Snyder B, Lepage G, Balakrishnan S et al. Ultra-broadband, polarization-insensitive SMF-28 fiber edge couplers for silicon photonics[C]∥IEEE CPMT Symposium Japan (ICSJ), November 20-22, 2017. Kyoto., 55-58(2017).

[13] Bakir B B, de Gyves A V, Orobtchouk R et al. Low-loss (<1 dB) and polarization-insensitive edge fiber couplers fabricated on 200-mm silicon-on-insulator wafers[J]. IEEE Photonics Technology Letters, 22, 739-741(2010).

[14] Fang Q, Liow T Y, Song J F et al. Suspended optical fiber-to-waveguide mode size converter for Silicon photonics[J]. Optics Express, 18, 7763-7769(2010).

[15] Fang Q, Song J F, Tao S H et al. Low loss (~6.45 dB/cm) sub-micron polycrystalline silicon waveguide integrated with efficient SiON waveguide coupler[J]. Optics Express, 16, 6425-6432(2008).

[16] Ren G H, Chen S W, Cheng Y P et al. Study on inverse taper based mode transformer for low loss coupling between silicon wire waveguide and lensed fiber[J]. Optics Communications, 284, 4782-4788(2011).

[17] Khilo A. Popovi M A, Araghchini M, et al. Efficient planar fiber-to-chip coupler based on two-stage adiabatic evolution[J]. Optics Express, 18, 15790-15806(2010).

[18] Tao S H, Song J F, Fang Q et al. Improving coupling efficiency of fiber-waveguide coupling with a double-tip coupler[J]. Optics Express, 16, 20803-20808(2008).

[19] Tu X, Fu H Y, Geng D Y. Y-branch edge coupler between cleaved single mode fiber and nano-scale waveguide on silicon-on-insulator platform. [C]∥Asia Communications and Photonics Conference, November 11-14, 2014, Shanghai. Washington, D.C.: OSA, ATh3A, 10(2014).

[20] Wang J, Xuan Y, Lee C et al. Low-loss and misalignment-tolerant fiber-to-chip edge coupler based on double-tip inverse tapers[C]∥Optical Fiber Communications Conference and Exhibition (OFC), March 20-24, 2016, Anaheim, CA, USA., M2I, 6(2016).

[21] Ong J R. Ang T Y L, Alagappan G, et al. Silicon nitride double-tip fiber-to-waveguide edge couplers at visible wavelengths[C]∥Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR), July 31-August 4, 2017, Singapore., 17391997(2017).

[22] Hatori N, Shimizu T, Okano M et al. A hybrid integrated light source on a silicon platform using a trident spot-size converter[J]. Journal of Lightwave Technology, 32, 1329-1336(2014).

[23] Yao Z J, Wan Y H, Zhang Y et al. Broadband high-efficiency triple-tip spot size converter for edge coupling with improved polarization insensitivity[J]. Optics Communications, 475, 126301(2020).