Search Results - "Sugo, M."

Scalability of spectrum-sliced DWDM transmission and its expansion using forward error correction by Kaneko, S., Jun-ichi Kani, Iwatsuki, K., Ohki, A., Sugo, M., Kamei, S.

“…This paper clarifies the scalability of spectrum-sliced dense wavelength-division-multiplexing (DWDM) transmission systems primarily intended for metro access…”
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Failure analysis of InGaAs/GaAs strained-Layer quantum-well lasers using a digital OBIC monitor by Takeshita, T., Sugo, M., Sasaki, T., Tohmori, Y.

“…The mechanisms that cause the sudden failure of InGaAs/GaAs strained-layer quantum-well lasers (LD) are analyzed by monitoring an optical beam-induced current…”
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Analysis of Wear-Out Degradation of a DFB Laser Using an Optical-Beam-Induced Current Monitor by Takeshita, T., Yamamoto, M., Iga, R., Sugo, M., Kondo, Y., Kato, K.

“…We investigated the degradation behavior of distributed feedback lasers by employing the optical-beam-induced current measurement technique. We showed that the…”
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Adjustment of laser facet film reflectivity by ablation etching by Takeshita, T., Sugo, M., Shibata, Y., Kamioka, H., Tohmori, Y.

“…We demonstrate reflectivity adjustment of a film-coated laser facet using ablation etching. The lasing is restrained by laser ablation etching of the facet…”
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Only limited effects of aminoguanidine treatment on peripheral nerve function, (Na+, K+)-ATPase activity and thrombomodulin expression in streptozotocin-induced diabetic rats by WADA, R, SUGO, M, NAKANO, M, YAGIHASHI, S

“…Aminoguanidine, a potent anti-glycation reagent, is known to be beneficial in experimental diabetic neuropathy. In this study, we explored the mechanisms of…”
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High-power highly reliable 1.02-1.06-/spl mu/m InGaAs strained-quantum-well laser diodes by Yuda, M., Sasaki, T., Temmyo, J., Sugo, M., Amano, C.

“…By growing the InGaAs active layer at temperatures lower than in conventional growth, we extended the lasing wavelength and presented the high reliability in…”
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Stable cw operation at room temperature of a 1.5-μm wavelength multiple quantum well laser on a Si substrate by SUGO, M, MORI, H, SAKAI, Y, ITOH, Y

“…Room-temperature cw operation of an InGaAs/InGaAsP multiple quantum well (MQW) laser diode on a Si substrate is reported. The MQW laser emits at a 1.54 μm…”
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InAlAs/InGaAs metal-semiconductor-metal photodiodes heteroepitaxially grown on Si substrates by Sasaki, T., Enoki, T., Tachikawa, M., Sugo, M., Mori, H.

“…To study performance and reproducibility of photodiodes (PDs) on Si in the long-wavelength region, InAlAs/InGaAs metal-semiconductor-metal PDs were fabricated…”
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Improved coupling efficiency of a strained InGaAs-AlGaAs quantum-well laser into a fiber Bragg grating by Temmyo, J., Sugo, M., Nishiya, T., Tamamura, T., Bilodeau, F., Hill, K.O.

“…We describe a highly efficient coupling of up to 78% into a single mode fiber (SMF) by utilizing a low-divergence-angle InGaAs-AlGaAs laser and a new high-NA…”
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Newly developed ultra thin fan-out wafer level package for PoP usage by Shimamoto, H., Soga, K., Takemra, K., Yanagisawa, H., Asai, S., Kondo, K., Sugo, M., Kato, H., Matsuda, Y.

“…The limitation of the package height in the smartphone becomes severer and severer. Especially in the case of application processer, TSV structure is necessary…”
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n+-p-p+structure InP solar cells grown by organometallic vapor-phase epitaxy by Sugo, M., Yamamoto, A., Yamaguchi, M.

“…The fabrication of n + -p-p + InP solar cells by OMVPE has been studied. A conversion efficiency (active area) as high as 20 percent under AM1.5 illumination…”
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Erratum to "Degradation Analysis of 2 [Formula Omitted]m DFB Laser Using Optical Beam Induced Current Technique" [Oct 07 2644-2649] by Takeshita, T, Sato, T, Mitsuhara, M, Kondo, Y, Sugo, M, Kato, K

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Degradation Analysis of 2-[mu]m DFB Laser Using Optical Beam-Induced Current Technique by Takeshita, T, Sato, T, Mitsuhara, M, Kondo, Y, Sugo, M, Kato, K

“…The degradation behavior of 2-mum wavelength distributed feedback lasers with a p- and n-type InP buried heterostructure during constant-power aging is…”
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Degradation analysis of 2-μm DFB laser using optical beam-induced current technique by TAKESHITA, Tatsuya, SATO, Tomonari, MITSUHARA, Manabu, KONDO, Yasuhiro, SUGO, Mitsuru, KATO, Kazutoshi

“…The degradation behavior of 2-mum wavelength distributed feedback lasers with a p- and n-type InP buried heterostructure during constant-power aging is…”
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High-power highly reliable 1.02-1.06-μm InGaAs strained-quantum-well laser diodes by YUDA, Masahiro, SASAKI, Toru, TEMMYO, Jiro, SUGO, Mitsuru, AMANO, Chikara

“…By growing the InGaAs active layer at temperatures lower than in conventional growth, we extended the lasing wavelength and presented the high reliability in…”
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Degradation Analysis of 2- \mu\hbox DFB Laser Using Optical Beam-Induced Current Technique by Takeshita, T., Sato, T., Mitsuhara, M., Kondo, Y., Sugo, M., Kato, K.

“…The degradation behavior of 2-mum wavelength distributed feedback lasers with a p- and n-type InP buried heterostructure during constant-power aging is…”
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Highly Reliable 1.5- \hbox DFB Laser With High-Mesa SIBH Structure by Takeshita, T., Tadokoro, T., Iga, R., Tohmori, Y., Yamamoto, M., Sugo, M.

“…The degradation behavior of 1.5-mum uncooled distributed feedback (DFB) lasers with a semi-insulating buried heterostructure during constant-power aging is…”
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High-power highly reliable 1.02-1.06-mum InGaAs strained-quantum-well laser diodes by Yuda, M, Sasaki, T, Temmyo, J, Sugo, M, Amano, C

“…By growing the InGaAs active layer at temperatures lower than in conventional growth, we extended the lasing wavelength and presented the high reliability in…”
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High-power highly reliable 1.02-1.06-[mu]m InGaAs strained-quantum-well laser diodes by Yuda, M, Sasaki, T, Temmyo, J, Sugo, M, Amano, C

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Wash-out of DMSO does not improve the speed of engraftment of cord blood transplantation: follow-up of 46 adult patients with units shipped from a single cord blood bank by Nagamura-Inoue, Tokiko, Shioya, Mika, Sugo, Michiko, Cui, Yan, Takahashi, Atsuko, Tomita, Satomi, Zheng, Yizhou, Takada, Kei, Kodo, Hideki, Asano, Shigetaka, Takahashi, Tsuneo A.

“…BACKGROUND:  Prolonged periods of marrow hypoplasia have been a problem in cord blood transplantation. DMSO is thought to produce osmotic shock to the…”
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