Tsuyoshi Konishi

39 papers Misc 1Journal 16Unranked 22
YearRankTypeTitle / Venue / Authors
2025 J jnl
Light Path Modeling Based on Data Assimilation Using Changes in a Guided Light Passing Through a Packaged Optical Waveguide Device.
IEEE Access
Shizen Nakayama, Koichiro Ohkushi, Junpei Funatsuki, Tsuyoshi Konishi
2024 — conf
Light path modeling using a guided light change passing through a 3D co-packaged optical device.
ICTON
Tsuyoshi Konishi, Shizen Nakayama, Junpei Funatsuki
2023 Misc conf
GHz-class Photonic Tunable Interleaver with Timing Jitter Compression Below 100 fs Based on a MHz-Class Low-Frequency Arbitrary Waveform Generator Upgraded by Optical Time Compression.
PSC
Shizen Nakayama, Tomoki Tsuji, Masayuki Makino, Saki Fujimura, Tsuyoshi Konishi
2022 — conf
Data Assimilation Retrieval of Structure Model of Tapered Waveguides for Optical Coupling.
OECC/PSC
Junpei Funatsuki, Tomoya Kurahashi, Tsuyoshi Konishi
2022 — conf
Low-Complexity Coherent Detection for Short-Reach Links using Compressed Sensing and Self-Interference in Optical OFDM Subcarriers.
OECC/PSC
Saki Fujimura, Ryohei Kamikawa, Tsuyoshi Konishi
2022 — conf
Timing jitter suppression below 100 fs in photonic frequency band migration from MHz to GHz for Millimeter-wave Band Arbitrary Waveform Generation.
OECC/PSC
Masayuki Makino, Yuta Kaihori, Tsuyoshi Konishi
2021 J jnl
Demonstration of coherent detection technique for broadband optical comb light source.
IEICE Electron. Express
Satoshi Shimizu, Ryohei Kamikawa, Yuta Kaihori, Yu Yamasaki, Tsuyoshi Konishi
2020 J jnl
Available Spectral Space in C-Band Expansion Remaining After Optical Quantization Based on Intensity-to-Lambda Conversion.
IEICE Trans. Commun.
Yuta Kaihori, Yu Yamasaki, Tsuyoshi Konishi
2020 J jnl
Experimental emulation of nonlinear distortion suppression by FrOFDM subcarriers.
IEICE Electron. Express
Yu Yamasaki, Tomotaka Nagashima, Gabriella Cincotti, Satoshi Shimizu, Kuninori Hattori, Masayuki Okuno, Shinji Mino, Akira Himeno, Naoya Wada, Hiroyuki Uenohara, Tsuyoshi Konishi
2020 — conf
Spectroscopic Inspection Optimization for Edge Computing in Industry 4.0.
ICTON
Tsuyoshi Konishi, Takuya Nakamichi, Ryohei Kamikawa, Yu Yamasaki
2019 — conf
100 GHz Serial-to-parallel Conversion using N-OTDM-to-OFDM conversion via Fr-OFDM.
OECC/PSC
Takuya Nakamichi, Yu Yamasaki, Tsuyoshi Konishi
2019 — conf
Enhanced Optical Communications Through Joint Time-Frequency Multiplexing Strategies.
OFC
Tsuyoshi Konishi, Takuya Murakawa, Tomotaka Nagashima, Satoshi Shimizu, Makoto Hasegawa, Kuninori Hattori, Masayuki Okuno, Shinji Mino, Akira Himeno, Naoya Wada, Hiroyuki Uenohara, Takahiro Kodama, Gabriella Cincotti
2019 J jnl
Flexible and lossless baud-rate switching for 4-time slots Nyquist OTDM signals using wavelength selective switch.
IEICE Electron. Express
Koji Takahashi, Yu Yamasaki, Takashi Inoue, Tsuyoshi Konishi
2019 — conf
Flexible baud-rate switching for Nyquist OTDM signals.
OECC/PSC
Koji Takahashi, Yu Yamasaki, Takashi Inoue, Tsuyoshi Konishi
2019 — conf
Power Efficient Fine Spectral Compression for High Resolution Optical Quantization Based on Intensity-to-Lambda Conversion.
ICTON
Tsuyoshi Konishi, Yuta Kaihori, Yu Yamasaki
2019 — conf
Resolution maximization toward over 7bit optical quantization based on intensity-to-lambda conversion within C-band.
OECC/PSC
Yuta Kaihori, Yu Yamasaki, Tsuyoshi Konishi
2019 — conf
SNR improvement of picosecond optical pulse by ASE noise suppression for high resolution OTDR in IoT.
OECC/PSC
Yu Yamasaki, Tsuyoshi Konishi
2019 — conf
Suppression Effect on Nonlinear Distortion in Long Haul Transmission using Fractional OFDM Subcarriers.
OECC/PSC
Yu Yamasaki, Tomotaka Nagashima, Gabriella Cincotti, Satoshi Shimizu, Kuninori Hattori, Masayuki Okuno, Shinji Mino, Akira Himeno, Naoya Wada, Hiroyuki Uenohara, Tsuyoshi Konishi
2017 — conf
Measurement of mode-locking process using optical pulse ruler.
ICTON
Tsuyoshi Konishi, Yu Yamasaki, Motoki Hiraoka, Tomotaka Nagashima
2017 J jnl
Power efficient optical serial-to-parallel conversion using fractional OFDM-based linear technique.
IEICE Electron. Express
Motoki Hiraoka, Tomotaka Nagashima, Gabriella Cincotti, Satoshi Shimizu, Yu Yamasaki, Kuninori Hattori, Masayuki Okuno, Shinji Mino, Akira Himeno, Naoya Wada, Hiroyuki Uenohara, Tsuyoshi Konishi
2016 — conf
Moiré effect-based spectral resolution enhancement for fine WDM-based optical signal processing and measurement.
ICTON
Tsuyoshi Konishi
2016 J jnl
Nonlinear-Error-Free Optical Quantization Using Dense Spectral Slicing.
IEICE Trans. Commun.
Takahiro Kodama, Ryosuke Matsumoto, Akihiro Maruta, Tsuyoshi Konishi, Ken-ichi Kitayama
2015 — conf
Break even point analysis of photonic analog-to-digital conversion on power consumption.
ECOC
Tsuyoshi Konishi, M. Hasegawa, Tomotaka Nagashima, Takuya Murakawa
2015 — conf
Flexible power-efficient Nyquist-OTDM transmitter, using a WSS and time-lens effect.
OFC
Gabriella Cincotti, Satoshi Shimizu, Takuya Murakawa, Takahiro Kodama, Kunihiro Hattori, Masayuki Okuno, Shinji Mino, Akira Himeno, Tomotaka Nagashima, Makoto Hasegawa, Naoya Wada, Hiroyuki Uenohara, Tsuyoshi Konishi
2015 — conf
Fractional OFDM based transmitter and receiver for time/frequency multiplexing in gridless, elastic networks.
OFC
Takuya Murakawa, Gabriella Cincotti, Satoshi Shimizu, Tomotaka Nagashima, M. Hasegawa, Kuninori Hattori, Masayuki Okuno, Shinji Mino, Akira Himeno, Naoya Wada, Hiroyuki Uenohara, Tsuyoshi Konishi
2015 — conf
PAPR management of all-optical OFDM signal using fractional fourier transform for fibre nonlinearity mitigation.
ECOC
Tomotaka Nagashima, Gabriella Cincotti, Takuya Murakawa, Satoshi Shimizu, M. Hasegawa, Kuninori Hattori, Masayuki Okuno, Shinji Mino, Akira Himeno, Naoya Wada, Hiroyuki Uenohara, Tsuyoshi Konishi
2015 J jnl
Quantization Error Improvement for Optical Quantization Using Dual Rail Configuration.
IEICE Trans. Electron.
Tomotaka Nagashima, Makoto Hasegawa, Takuya Murakawa, Tsuyoshi Konishi
2014 — conf
Advanced optical pulse signal profiling using distributable "optical pulse ruler".
OFC
Tsuyoshi Konishi, Tomotaka Nagashima, Takuya Murakawa
2014 — conf
Optical pulse ruler for advanced optical pulse signal profiling.
ICTON
Tsuyoshi Konishi, Tomotaka Nagashima, Takuya Murakawa
2014 J jnl
Parallel Use of Dispersion Devices for Resolution Improvement of Optical Quantization at High Sampling Rate.
IEICE Trans. Electron.
Tomotaka Nagashima, Takema Satoh, Petre Catalin, Kazuyoshi Itoh, Tsuyoshi Konishi
2013 J jnl
100-GS/s 5-Bit Real-Time Optical Quantization for Photonic Analog-to-Digital Conversion.
IEICE Trans. Electron.
Takema Satoh, Kazuyoshi Itoh, Tsuyoshi Konishi
2013 J jnl
40-Gb/s and Highly Accurate All-Optical Intensity Limiter Driving Low-Power-Consumption Based on Self-Phase Modulation by Using Numerical Simulation.
IEICE Trans. Electron.
Kentaro Kawanishi, Kazuyoshi Itoh, Tsuyoshi Konishi
2010 J jnl
Wavelength- and Time-Selective Reconfigurable Optical Add/Drop Multiplexer Using Time-Frequency Domain Processing.
EURASIP J. Adv. Signal Process.
Tsuyoshi Konishi, Ryosuke Itoh, Kazuyoshi Itoh
2007 J jnl
All-Optical Analog-to-Digital Conversion Using Optical Delay Line Encoders.
IEICE Trans. Electron.
Takashi Nishitani, Tsuyoshi Konishi, Kazuyoshi Itoh
2007 J jnl
Performance Analysis of Ultra-Fast All-Optical Analog-to-Digital Converter Using Optical Multiple-Level Thresholding Module Based on Self-Frequency Shift in Fiber.
IEICE Trans. Electron.
Tsuyoshi Konishi, Takashi Nishitani, Kazuyoshi Itoh
2005 J jnl
Discrimination of All Types of 4-Bit Optical Code by Optical Time-Gating and Designed Label Recognition Filter in Label Recognition Using Optical Correlation.
IEICE Trans. Commun.
Hideaki Furukawa, Tsuyoshi Konishi, Kazuyoshi Itoh, Naoya Wada, Tetsuya Miyazaki
2004 — conf
Optical Label Recognition Based on Additional Pre-Spread Coding.
OpNeTec
Hideaki Furukawa, Tsuyoshi Konishi, Kazuyoshi Itoh, Naoya Wada, Fumito Kubota
2004 — conf
The Integration of the All-Optical Analog-to-Digital Converter by Use of Self-Frequency Shifting in Fiber and a Pulse-Shaping Technique.
OpNeTec
Takashi Nishitani, Tsuyoshi Konishi, Kazuyoshi Itoh
1994 J jnl
P-OPALS: pure optical-parallel array logic system.
Proc. IEEE
Jun Tanida, Tsuyoshi Konishi, Yoshiki Ichioka