Search Results - "Shinonaga, H."

Long-range oversea wireless network using 2.4 GHz wireless LAN installation and performance by Fuke, N., Sugiyama, K., Shinonaga, H.

“…High-quality 2.4 GHz wireless LAN over long-range oversea paths was installed using a space diversity technique. The installed network consists of five…”
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Performances of beamforming in downlink with smart antenna testbed by Amano, Y., Inoue, T., Shinonaga, H.

“…This paper describes field trials with a smart antenna testbed system for IMT-2000 to evaluate the beamforming performance in the downlink. In the testbed…”
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Microwave SAW bandpass filters for spacecraft applications by Shinonaga, H., Ito, Y.

“…Microwave SAW bandpass filters for spacecraft applications are described. Two SAW bandpass filters were designed and fabricated in the 1.5 GHz band using…”
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SS/FDMA router for flexible satellite communications networks by Shinonaga, H., Ito, Y.

“…The subchannel switched frequency-division multiple-access (SS/FDMA) system improve the routing flexibility of transponder banks in channelized multibeam…”
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Konbamidin, a New Indole Alkaloid from the Okinawan Marine Sponge Ircinia sp by Shinonaga, Hideki, Shigemori, Hideyuki, Kobayashi, Jun'ichi

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Erosion yield of graphite and B4C irradiated by high flux deuterium beams by Isobe, M, Ohtsuka, Y, Shinonaga, H, Ueda, Y, Kyoh, B, Nishikawa, M

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Large-scale CFO-SS (high-speed, long-range 2.4 GHz wireless LAN) network for educational Internet access by Fuke, N., Warabino, T., Ishikawa, H., Shinonaga, H., Mizuike, T.

“…A 2.4 GHz wireless LAN network interconnecting schools and educational facilities is constructed employing CFO-SS (carrier frequency offset-spread spectrum)…”
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10 mbit/s CFO-SS (carrier frequency offset-spread spectrum) system using 2.4 GHz ISM band by Ishikawa, H., Shinonaga, H.

“…The design of wireless communications systems with a transmission rate of 10 Mbit/s is presented for the 2.4 GHz Japanese ISM band, in which a spread spectrum…”
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18 Mbit/s carrier frequency offset-spread spectrum (CFO-SS) system using 2.4 GHz ISM band by Ishikawa, H., Fuke, N., Sugiyama, K., Shinonaga, H.

“…A wireless communications system with a transmission speed of 18 Mbit/s using the 2.4 GHz ISM band is presented. This system employs the "carrier frequency…”
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Syntheses and Absolute Stereochemistries of UPA0043 and UPA0044, Cytotoxic Antibiotics Having a p-Quinone-methide Structure by Takao, Ken-ichi, Sasaki, Tomoko, Kozaki, Tomohito, Yanagisawa, Yumiko, Tadano, Kin-ichi, Kawashima, Akira, Shinonaga, Hideki

“…The first syntheses of new antibiotics UPA0043 and UPA0044 were accomplished starting from commercially available 18β-glycyrrhetinic acid and vanillin. The…”
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Call by call basis GES assignment method for ICO systems adopting time-dependent service areas by Araki, N, Shinonaga, H

“…This paper describes a gateway earth station (GES) assignment method, which is one of important networking issues associated with personal communications…”
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Study on interference between non-GSO MSS gateway station and GSO FSS Earth station under reverse band operation by Kobayashi, H, Shinonaga, H, Araki, N, Ito, Y

“…The reverse band operation of feeder links for a non-GSO mobile satellite service (MSS) system is considered to be one of viable methods in sharing frequency…”
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Ambiguity removal technique for user position determination method in non-geostationary satellite system by Ishikawa, H, Shinonaga, H, Kobayashi, H

“…This paper proposes a new position determination method for non-geostationary orbit (non-GSO) systems. The features of the proposed method are 1) to use only…”
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Proposal of a route optimization method for a road-to-vehicle wireless system by Warabino, Takayuki, Sugiyama, Keizo, Shinonaga, Hideyuki

“…The authors are making a study of a road‐to‐vehicle wireless system as a private‐operated wireless system for road control, using a 2.4‐GHz‐band wireless LAN…”
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Xestobergsterol C, a New Pentacyclic Steroid from the Okinawan Marine Sponge Ircinia sp. and Absolute Stereochemistry of Xestobergsterol A by Kobayashi, Jun'ichi, Shinonaga, Hideki, Shigemori, Hideyuki, Umeyama, Akemi, Shoji, Noboru, Arihara, Shigenobu

“…A new pentacyclic steroid, xestobergsterol C [1], possessing a cis C/D ring junction, has been isolated together with two known compounds, xestobergsterols A…”
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High speed wireless access system using 4.9 GHz band by Yoshio Kunisawa, Takeo Ohseki, Hiroyasu Ishikawa, Hideyuki Shinonaga

“…At present, wireless access systems in the 5 GHz band, specified by the MMAC-PC (Multimedia Mobile Access Communication systems Promotion Council), are…”
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Development of a simulator to calculate an optimal slab heating pattern for reheat furnaces by Ezure, Hisashi, Seki, Yoshiro, Yamaguchi, Naoki, Shinonaga, Hiroyuki

“…To improve energy consumption and to meet quality requirements for the slab heating process of reheat furnaces in hot strip mills, a new optimal slab heat…”
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Ambiguity removal technique for user position determination in nongeostationary satellite communications systems by Ishikawa, Hiroyasu, Shinonaga, Hideyuki, Kobayashi, Hideo

“…Presently, much research has been carried out on systems providing satellite communication service based on portable terminals using nongeostationary…”
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Untenospongin C, a new C sub(21) furanoterpene from the Okinawan marine sponge Hippospongia sp by Kobayashi, J, Shinonaga, H, Shigemori, H, Sasaki, T

“…A new C sub(21) furanoterpene, untenospongin C, has been isolated from the Okinawan marine sponge Hippospongia sp. and its structure was determined on the…”
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Erosion yield of graphite and B4C irradiated by high flux deuterium beams by ISOBE, M, OHTSUKA, Y, SHINONAGA, H, UEDA, Y, KYOH, B, NISHIKAWA, M

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