Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Hirooki Hirata"'
Autor:
Shigehisa Ohki, Suzuko Ishizawa, Mitsuo Usui, Tsuyoshi Hayashi, Shigeki Ishibashi, Hirooki Hirata, Nobutatsu Koshoubu
Publikováno v:
IEEE Transactions on Components, Packaging and Manufacturing Technology. 4:1582-1588
We have developed a new type of single-mode optical waveguide film with a low coefficient of thermal expansion (CTE). The low-CTE film was fabricated by sandwiching a fluorinated polyimide optical waveguide layer between low-CTE polyimide layers. Its
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::320b06ad38f96253f73727586405f733
https://doi.org/10.1109/tcpmt.2014.2345101
https://doi.org/10.1109/tcpmt.2014.2345101
Autor:
Koji Yamada, Tai Tsuchizawa, Hidetaka Nishi, Hiroshi Fukuda, Mitsuo Usui, Tsuyoshi Yamamoto, Masashi Nogawa, Kentaro Honda, Tatsuro Hiraki, Rai Kou, Hirooki Hirata, Kotaro Takeda
Publikováno v:
2015 International Conference on Electronic Packaging and iMAPS All Asia Conference (ICEP-IAAC).
We propose a new solder-free and low-temperature (200 °C or less) flip-chip integration technology for silicon photonic platforms. Au stud bumps are arranged facing each other on a substrate and a chip. Plastic deformation when the bumps are heated
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::36b4acbf51f6b2b36bec4469add123cd
https://doi.org/10.1109/icep-iaac.2015.7111096
https://doi.org/10.1109/icep-iaac.2015.7111096
Autor:
Joji Yamaguchi, Tomomi Sakata, Yuko Kawajiri, Mitsuhiro Makihara, Fusao Shimokawa, Masato Mizukami, Nobuhiro Shimoyama, Hirooki Hirata, Naru Nemoto, Hiromu Ishii, Shingo Uchiyama
Publikováno v:
2009 International Conference on Photonics in Switching.
A 128×128 3D-MEMS optical switch module has been developed. A prototype switch module enables the simultaneous switching of all optical paths. The insertion loss is less than 4.8 dB and 2.6 dB on average. Regarding environmental characteristics, we
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::dc2b0c1c900e2a1a1fb5a32df29ee6a6
https://doi.org/10.1109/ps.2009.5307744
https://doi.org/10.1109/ps.2009.5307744
Autor:
Hideki Tsunetsugu, Nobutatsu Koshoubu, Hideyuki Takahara, Hirooki Hirata, Shigeki Ishibashi, Suzuko Ishizawa
Publikováno v:
1999 IEEE LEOS Annual Meeting Conference Proceedings. LEOS'99. 12th Annual Meeting. IEEE Lasers and Electro-Optics Society 1999 Annual Meeting (Cat. No.99CH37009).
As a next-generation film carrier packaging technique intended for applications to high-speed large-capacity optical modules, OE-COF (Optoelectronic Chip on Film) packaging is proposed, in which LSIs and optical devices are installed on an optoelectr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c2da96b6782aa7d745bd05c683ce3b69
https://doi.org/10.1109/leos.1999.813492
https://doi.org/10.1109/leos.1999.813492
Autor:
Mitsuhiro Makihara, Kazuhiro Oda, Shingo Uchiyama, Naru Nemoto, Tomomi Sakata, Joji Yamaguchi, Nobuhiro Shimoyama, Yuko Kawajiri, Hirooki Hirata, Masato Mizukami
Publikováno v:
Applied Optics. 50:4037
A 128×128 three-dimensional MEMS optical switch module and a switching-control algorithm for high-speed connection and optical power stabilization are described. A prototype switch module enables the simultaneous switching of all optical paths. The
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b27d7eb395b3832ed6fe28f6f63e5b12
https://doi.org/10.1364/ao.50.004037
https://doi.org/10.1364/ao.50.004037
Autor:
Tohru Matsuura, Shinji Ando, Shinsuke Matsui, Hirooki Hirata, Shigekuni Sasaki, Fumio Yamamoto
Publikováno v:
Organic Thin Films for Photonic Applications.
Polymer optical waveguides are attractive for economical and practical optoelectronic devices and interconnections in optical communication systems.1) High thermal stability should have the first priority in optical waveguides used for these purposes
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::93ec6c32524f145e44209bb2374768b4
https://doi.org/10.1364/otfa.1993.fa.3
https://doi.org/10.1364/otfa.1993.fa.3
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