Low loss 100 GHz spacing Si arrayed-waveguide grating using minimal terrace at slab–array interface
Okayama, H, Onawa, Y, Shimura, D, Takahashi, H, Yaegashi, H, Sasaki, H
Published in Electronics letters (02.09.2016)
Published in Electronics letters (02.09.2016)
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Journal Article
Polarisation insensitive wavelength de-multiplexer using arrayed waveguide grating and polarisation rotator/splitter
Onawa, Y, Okayama, H, Shimura, D, Takahashi, H, Yaegashi, H, Sasaki, H
Published in Electronics letters (01.04.2019)
Published in Electronics letters (01.04.2019)
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Journal Article
Reflective arrayed waveguide grating with parallel arms using one-dimensional photonic crystal reflector
Okayama, H, Onawa, Y, Takahashi, H, Shimura, D, Yaegashi, H, Sasaki, H
Published in Electronics letters (17.10.2019)
Published in Electronics letters (17.10.2019)
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Journal Article
Wavelength filter using twin one-dimensional photonic crystal cavity silicon waveguides
Okayama, H, Onawa, Y, Shimura, D, Takahashi, H, Yaegashi, H, Sasaki, H
Published in Electronics letters (24.01.2019)
Published in Electronics letters (24.01.2019)
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Journal Article
Si waveguide polarisation rotation chirped Bragg grating
Okayama, H, Onawa, Y, Shimura, D, Yaegashi, H, Sasaki, H
Published in Electronics letters (19.01.2017)
Published in Electronics letters (19.01.2017)
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Journal Article
Polarisation rotation Bragg grating with high diffraction efficiency using Si waveguide top surface groove grating
Okayama, H, Onawa, Y, Shimura, D, Yaegashi, H, Sasaki, H
Published in Electronics letters (05.11.2015)
Published in Electronics letters (05.11.2015)
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Journal Article
Si wire waveguide polarisation-independent wavelength filter using polarisation rotation Bragg grating
Okayama, H, Onawa, Y, Shimura, D, Takahashi, H, Miyamura, S, Yaegashi, H, Sasaki, H
Published in Electronics letters (25.09.2014)
Published in Electronics letters (25.09.2014)
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Journal Article
Polarisation-independent wavelength filter using Si wire waveguide Bragg grating and multimode interference couplers
Okayama, H, Onawa, Y, Shimura, D, Takahashi, H, Miyamura, S, Yaegashi, H, Sasaki, H
Published in Electronics letters (27.02.2014)
Published in Electronics letters (27.02.2014)
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Journal Article
Si wire array waveguide grating with parallel star coupler configuration fabricated by ArF excimer immersion lithography
Okayama, H, Shimura, D, Takahashi, H, Seki, M, Toyama, M, Sano, T, Koshino, K, Yokoyama, N, Ohtsuka, M, Sugiyama, A, Ishitsuka, S, Tsuchizawa, T, Nishi, H, Yamada, K, Yaegashi, H, Horikawa, T, Sasaki, H
Published in Electronics letters (14.03.2013)
Published in Electronics letters (14.03.2013)
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Journal Article
Si wire array waveguide grating with stray light reduction scheme fabricated by ArF excimer immersion lithography
Okayama, H, Shimura, D, Onawa, Y, Takahashi, H, Seki, M, Koshino, K, Yokoyama, N, Oshtsuka, M, Tsuchizawa, T, Nishi, H, Yamada, K, Yaegashi, H, Horikawa, T, Sasaki, H
Published in Electronics letters (24.10.2013)
Published in Electronics letters (24.10.2013)
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Journal Article
Athermal silicon optical interposers with quantum dot lasers operating from 25 to 125°C
Urino, Y, Hatori, N, Akagawa, T, Shimizu, T, Okano, M, Ishizaka, M, Yamamoto, T, Okayama, H, Onawa, Y, Takahashi, H, Shimura, D, Yaegashi, H, Nishi, H, Fukuda, H, Yamada, K, Miura, M, Fujikata, J, Akiyama, S, Baba, T, Usuki, T, Noguchi, Y, Noguchi, M, Imai, M, Hirayama, N, Saitou, S, Yamagishi, M, Takahashi, M, Saito, E, Okamoto, D, Mori, M, Horikawa, T, Nakamura, T, Arakawa, Y
Published in Electronics letters (11.09.2014)
Published in Electronics letters (11.09.2014)
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Journal Article
Mach-Zehnder filter using multiple Si waveguide structure sections for width error tolerance
OKAYAMA, H, SHIMURA, D, TAKAHASHI, H, SEKI, M, TOYAMA, M, SANO, T, YAEGASHI, H, HORIKAWA, T, SASAKI, H
Published in Electronics letters (2012)
Published in Electronics letters (2012)
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Journal Article
Bidirectional optical subassembly with prealigned silicon microlens and laser diode
Shimura, D., Sekikawa, R., Kotani, K., Uekawa, M., Maeno, Y., Aoyama, K., Sasaki, H., Takamori, T., Masuko, K., Nakaya, S.
Published in IEEE photonics technology letters (15.08.2006)
Published in IEEE photonics technology letters (15.08.2006)
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Journal Article
Demonstration of Optical Re-Distribution on Silicon Photonics Die Using Polymer Waveguide and Micro Mirrors
Noriki, A., Tamai, I., Ibusuki, Y., Ukita, A., Suda, S., Takemura, K., Shimura, D., Onawa, Y., Yaegashi, H., Amano, T.
Published in 2020 European Conference on Optical Communications (ECOC) (01.12.2020)
Published in 2020 European Conference on Optical Communications (ECOC) (01.12.2020)
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Conference Proceeding
Surface-mountable silicon microlens for low-cost laser modules
Uekawa, M., Sasaki, H., Shimura, D., Kotani, K., Maeno, Y., Takamori, T.
Published in IEEE photonics technology letters (01.07.2003)
Published in IEEE photonics technology letters (01.07.2003)
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Journal Article
Silicon waveguide polarization rotation Bragg grating with chirp, phase shift section or super-structure grating scheme
Okayama, H., Onawa, Y., Shimura, D., Yaegashi, H., Sasaki, H.
Published in 2015 20th Microoptics Conference (MOC) (01.10.2015)
Published in 2015 20th Microoptics Conference (MOC) (01.10.2015)
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Conference Proceeding
Journal Article