Kenichi Ohhata - Concepedia

Author

Kenichi Ohhata

Also Known As

K. OHHATA, K. Ohhata, K.-I. Ohhata, KENICHI OHHATA, Ken'Ichi Ohhata, Ken'ichi Ohhata, Ken-ichi Ohhata, Kenichi OHHATA, Kenichi Ohhata, Ohhata Kenichi

Publications

716

Citations

H-Index

Concepts

All Affiliations

Hitachi (Japan)Kagoshima University Tamagawa University

About

Kenichi Ohhata is an author at Hitachi (Japan) specializing in computer engineering, engineering, and microelectronics.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Engineering	16	21	479
2	Computer Engineering	16	19	411
3	Electrical Engineering	10	10	209
4	Computer Architecture	10	10	192
5	Computer Science	1	1	16

Kenichi Ohhata

Publications

588

Citations

H-Index

Page 1

	Year	Citations
A 2.3-mW, 1-GHz, 8-Bit Fully Time-Based Two-Step ADC Using a High-Linearity Dynamic VTC Kenichi Ohhata IEEE Journal of Solid-State Circuits Time-based AdcsTb AdcsData ConverterMixed-signal Integrated CircuitAnalog Design	2019	53
Quantum Encryption Communication Over a 192-km 2.5-Gbit/s Line With Optical Transceivers Employing Yuen-2000 Protocol Based on Intensity Modulation Katsuyoshi Harasawa, Osamu Hirota, Kiichi Yamashita, Journal of Lightwave Technology EngineeringQuantum EffectOptical Transmission SystemFiber Optics192-Km 2.5-Gbit/s Line	2010	48
Design of a 32.7-GHz bandwidth AGC amplifier IC with wide dynamic range implemented in SiGe HBT Kenichi Ohhata, Takatsugu Masuda, E. Ohue, IEEE Journal of Solid-State Circuits 32.7-Ghz Bandwidth AgcElectrical EngineeringSige HbtEngineeringRf Semiconductor	1999	34
A wide-dynamic-range, high-transimpedance Si bipolar preamplifier IC for 10-Gb/s optical fiber links Kenichi Ohhata, Takatsugu Masuda, Kazuo Imai, IEEE Journal of Solid-State Circuits PhotonicsOptical MaterialsEngineeringOptical AmplificationOptical Transmission System	1999	33
43 Gb/s full-rate-clock 16:1 multiplexer and 1:16 demultiplexer with SFI-5 interface in SiGe BiCMOS technology A. Koyama, Takashi Harada, Hiroyuki Yamashita, System On ChipElectrical EngineeringDmux McmsEngineeringVlsi Design	2003	32
40 Gb/s 4:1 multiplexer and 1:4 demultiplexer IC module using SiGe HBTs Takatsugu Masuda, Kenichi Ohhata, Nobuhiro Shiramizu, EngineeringVlsi DesignDevice IntegrationComputer ArchitectureMulti-channel Memory Architecture	2002	32
Single-chip 5.8 GHz ETC transceiver IC with PLL and demodulation circuits using SiGe HBT/CMOS Takatsugu Masuda, Kenichi Ohhata, Nobuhiro Shiramizu, 2002 IEEE International Solid-State Circuits Conference. Digest of Technical Papers (Cat. No.02CH37315) EngineeringVlsi DesignAnalog-to-digital ConverterHigh-frequency DeviceDemodulation Circuits	2003	28
40 Gb/s analog IC chipset for optical receiver using SiGe HBTs Takatsugu Masuda, Kenichi Ohhata, Katsuya Oda, PhotonicsOptical ReceiverGlobal Communication SystemsEngineeringOptical Amplification	2002	27
45 GHz transimpedance 32 dB limiting amplifier and 40 Gb/s 1:4 high-sensitivity demultiplexer with decision circuit using SiGe HBTs for 40 Gb/s optical receiver Takatsugu Masuda, Kenichi Ohhata, F. Arakawa, PhotonicsEngineeringOptical AmplificationOptical Transmission SystemMixed-signal Integrated Circuit	2002	26
Design of a 4 $\times$ 10 Gb/s VCSEL Driver Using Asymmetric Emphasis Technique in 90-nm CMOS for Optical Interconnection Kenichi Ohhata, Hironori Imamura, Yoshiki Takeshita, IEEE Transactions on Microwave Theory and Techniques EngineeringIntegrated CircuitsSurface-emitting LasersHigh-power LasersOptical Amplifier	2010	21

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