Search Results - "Tomoyuki Yamase"

A widely tunable CMOS Gm-C filter with a negative source degeneration resistor transconductor by Shinichi Hori, Tadashi Maeda, hitoshi Yano, Noriaki Matsuno, Keiichi Numata, Nobuhide Yoshida, Yuji Takahashi, Tomoyuki Yamase, Walkington, R., Hikaru, H.

“…We propose a new negative source degeneration resistor (NSDR) transconductor to achieve a wide continuous-tuning range gm-C filter applicable for…”
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An FPGA-based all-digital transmitter with 28-GHz time-interleaved delta-sigma modulation by Tanio, Masaaki, Hori, Shinichi, Tawa, Noriaki, Yamase, Tomoyuki, Kunihiro, Kazuaki

“…An FPGA-based all-digital transmitter with 28-GHz ΔΣ-modulation is presented. For improving the operation frequency of ΔΣ modulator (DSM), a multi-channel…”
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A 40 Gb/s Multi-Data-Rate CMOS Transmitter and Receiver Chipset With SFI-5 Interface for Optical Transmission Systems by Kaeriyama, S., Amamiya, Y., Noguchi, H., Yamazaki, Z., Yamase, T., Hosoya, K., Okamoto, M., Tomari, S., Yamaguchi, H., Shoda, H., Ikeda, H., Tanaka, S., Takahashi, T., Ohhira, R., Noda, A., Hijioka, K., Tanabe, A., Fujita, S., Kawahara, N.

“…A fully integrated 40 Gb/s transmitter and receiver chipset with SFI-5 interface is implemented in a 65 nm CMOS technology and mounted in a plastic BGA…”
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Low-power-consumption direct-conversion CMOS transceiver for multi-standard 5-GHz wireless LAN systems with channel bandwidths of 5-20 MHz by Maeda, T., Yano, H., Hori, S., Matsuno, N., Yamase, T., Tokairin, T., Walkington, R., Yoshida, N., Numata, K., Yanagisawa, K., Takahashi, Y., Fujii, M., Hida, H.

“…This paper describes a low-power-consumption direct-conversion CMOS transceiver for WLAN systems operating at 4.9-5.95 GHz. Its power consumption is reduced by…”
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A Low-Power Dual-Band Triple-Mode WLAN CMOS Transceiver by Maeda, T., Matsuno, N., Hori, S., Yamase, T., Tokairin, T., Yanagisawa, K., Yano, H., Walkington, R., Numata, K., Yoshida, N., Takahashi, Y., Hida, H.

“…This paper describes a 0.18-mum CMOS direct-conversion dual-band triple-mode wireless LAN transceiver. The transceiver has a concurrent dual-band low-noise…”
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A digital radio-over-fiber downlink system based on envelope delta-sigma modulation for multi-band/mode operation by Hori, Shinichi, Yamase, Tomoyuki, Tanio, Masaaki, Kaneko, Tomoya, Tawa, Noriaki, Motoi, Keiichi, Kunihiro, Kazuaki

“…A digital radio-over-fiber (DRoF) downlink system using envelope delta-sigma modulation (EDSM) for multimode/band applications is presented. Analyses and…”
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Low-power multi-level modulation of InP MZM with in-line centipede structure directly driven by CMOS IC by Yamase, Tomoyuki, Sato, Mineto, Noguchi, Hidemi, Sato, Kenji, Kato, Tomoaki

“…We proposed a methodology to drive in-line centipede electrode InP MZM to generate arbitrary waveform using both thermometer-code and DAC signals to achieve…”
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A 40-Gb/s Multi-Data-Rate CMOS Transmitter and Receiver Chipset with SFI-5 Interface for Optical Transmission Systems by Noguchi, H, Yamase, T, Hosoya, K, Okamoto, M, Yamaguchi, H, Shoda, H, Ohhira, R, Noda, A, Fujita, S, Kawahara, N

“…A fully integrated 40-Gb/s transmitter and receiver chipset with SFI-5 interface was implemented in a 65-nm CMOS technology and mounted in a plastic BGA…”
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A direct-conversion CMOS transceiver for 4.9-5.95GHz multi-standard WLANs by MAEDA, Tadashi, YANO, Hitoshi, FUJII, Masahiro, HIDA, Hikaru, YAMASE, Tomoyuki, YOSHIDA, Nobuhide, MATSUNO, Noriaki, HORI, Shinichi, NUMATA, Keiichi, WALKINGTON, Robert, TOKAIRIN, Takashi, TAKAHASHI, Yuji

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10-Gb/s - 80-km operation of full C-band InP MZ modulator with linear-accelerator-type tiny in-line centipede electrode structure directly driven by logic IC of 90-nm CMOS process by Kato, T, Sato, M, Yamase, T, Sato, K, Noguchi, H

“…InP MZ modulator of sub 1-V pp driving voltage with quasi-traveling-wave electrode structure and Logic IC of 90-nm CMOS process as its driver were developed…”
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10-Gb/s in-line centipede electrode InP MZM and low-power CMOS driver with quasi-traveling wave generation by Yamase, T., Sato, M., Uchida, H., Noguchi, H., Sato, K., Kato, T.

“…A compact InP modulator and low-power (<;1W) CMOS driver is achieved using two approaches: first, an in-line centipede electrode structure, and second a…”
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