Takahide Sakamoto

Publication Activity (10 Years)

Years Active: 2004-2024
Publications (10 Years): 22

Top Topics

Frequency Domain

Myelinated Nerve

Optical Networks

Top Venues

IEICE Electron. Express

Publications

Shun Harada, Tatsuki Ishijima, Takahide Sakamoto
Filter-Less Synthesis of 50-GHz Double-Spaced Flat Optical Comb by In-phase/Quadrature Electro-Optic Modulator for High Bandwidth Transmission. OFC (2024)
Shuhei Otsuka, Ryo Koguchi, Takahide Sakamoto
Parallel Extension of High-Speed Analog-Circuit FIR Equalizer for Low-Latency Optical Transceiver/Receiver. OFC (2023)
Tatsuki Ishijima, Shuhei Otsuka, Shun Harada, Takahide Sakamoto, Ken Tanizawa, Fumio Futami
Nonlinear Tolerant Conjugated RoF System Secured by Physical Layer Encryption with Deliberate Signal Randomization. OFC (2023)
Jun Mochizuki, Keizo Inagaki, Guo-Wei Lu, Takahide Sakamoto, Yuki Yoshida, Atsushi Kanno, Naokatsu Yamamoto, Tetsuya Kawanishi
Variable-linewidth light source based on Brownian motion random walk in optical phase. IEICE Electron. Express 17 (16) (2020)
Takahide Sakamoto, Guo-Wei Lu, Naokatsu Yamamoto, Tetsuya Kawanishi
Simultaneous Compensation of Fiber Nonlinearity and Dispersive Fading Effects by Conjugated-Paired Radio-on-Fiber Transmission with Phase-Shifted Dual-Sideband Downconversion. OECC/PSC (2019)
Toshimasa Umezawa, Takahide Sakamoto, Atsushi Kanno, Shinya Nakajima, Atsushi Matsumoto, Naokatsu Yamamoto, Tetsuya Kawanishi
400-Gbps Space Division Multiplexing Optical Wireless Communication Using Two-Dimensional Photodetector Array. ECOC (2018)
Toshimasa Umezawa, Takahide Sakamoto, Atsushi Kanno, Kouichi Akahane, Atsushi Matsumoto, Naokatsu Yamamoto, Tetsuya Kawanishi
High-speed Two-dimensional Photodetector Array for 4-WDM 25-Gbaud FSO Communication. OFC (2018)
Takahide Sakamoto, Guo-Wei Lu, Naokatsu Yamamoto
Ultrafast demultiplexing of optical time-division multiplexed signals by parallel opto-electronic time-frequency domain sampling. OFC (2017)
Guo-Wei Lu, Ruben S. Luis, Jose Manuel Delgado Mendinueta, Takahide Sakamoto, Naokatsu Yamamoto
Optical Subcarrier Processing for Nyquist SCM via Coherent Spectrum Overlapping in FWM with Coherent Pump. ECOC (2017)
Takahide Sakamoto, Toshimasa Umezawa, Guo-Wei Lu, Kouichi Akahane, Atsushi Matsumoto, Atsushi Kanno, Naokatsu Yamamoto, Tetsuya Kawanishi
Spatial Coherent Matched Detection Using High-Speed Two Dimensional Photo-Diode Array for Full-Channel Demultiplexing and Demodulation of Mode-Division-Multiplexed Signals. ECOC (2017)
Guo-Wei Lu, Xun Guan, Takahide Sakamoto, Naokatsu Yamamoto, Calvin Chun-Kit Chan
Simple Self-Homodyne Detection Scheme for Optical OFDM With Inserted Pilot Subframes and Application in Optical Access Networks. IEEE Access 5 (2017)
Takahide Sakamoto
Opto-electronic time-frequency domain sampling for ultra high-bandwidth multi-carrier signal detection. OFC (2016)
Guo-Wei Lu, Takahide Sakamoto, Tetsuya Kawanishi
Flexible high-order QAM transmitters for elastic optical networks. Photonic Netw. Commun. 31 (2) (2016)
Isao Morohashi, Takahide Sakamoto, Norihiko Sekine, Akifumi Kasamatsu, Iwao Hosako
Ultrashort optical pulse source using Mach-Zehnder-modulator-based flat comb generator. Nano Commun. Networks 10 (2016)
Isao Morohashi, Takahide Sakamoto, Norihiko Sekine, Tetsuya Kawanishi, Akifumi Kasamatsu, Iwao Hosako
Generation of Arbitrarily Patterned Pulse Trains in the THz Range by Spectral Synthesis of Optical Combs. IEICE Trans. Electron. (8) (2015)
Toshiaki Kuri, Takahide Sakamoto, Tetsuya Kawanishi
Laser-phase-fluctuation-insensitive optical coherent transmission of 16-QAM radio-over-fiber signal with offset-frequency-spaced two-tone local light. OFC (2015)
Tetsuya Kawanishi, Takahide Sakamoto, Atsushi Kanno
Sub-THz radio-over-fiber signal generation using external modulation. IEICE Electron. Express 12 (13) (2015)
Takahide Sakamoto, Guo-Wei Lu, Tetsuya Kawanishi
Loop-assisted multi-input-multi-output coherent matched detector for ultra high-bandwidth parallel optical time-frequency domain sampling. OFC (2015)
Guo-Wei Lu, Takahide Sakamoto, Tetsuya Kawanishi
Pump-phase-noise-tolerant wavelength multicasting for QAM signals using flexible coherent multi-carrier pump. OFC (2015)
Takahide Sakamoto, Guo-Wei Lu, Tetsuya Kawanishi
Oppositely-biased dual-polarization IQ modulators for nonlinearity-tolerant polarization-multiplexed phase-conjugated twin-signals generation. ECOC (2015)
Danshi Wang, Min Zhang, Guo-Wei Lu, Jun Qin, Takahide Sakamoto, Kouichi Akahane, Naokatsu Yamamoto, Tetsuya Kawanishi, Ze Li, Yue Cui
Multifunctional all-optical signal processing scheme for simultaneous multichannel WDM multicast and XOR logic gates based on FWM in QD-SOA. OFC (2015)
Jun Sakaguchi, Takahide Sakamoto, Atsushi Kanno, Yoshinari Awaji, Naoya Wada, Tetsuya Kawanishi
Optical comb-based versatile wavelength division multicasting add-drop node for efficient WDM networks. OFC (2015)
Takahide Sakamoto, Guo-Wei Lu, Tetsuya Kawanishi
Time-interleaved carrier-suppressed return-to-zero QPSK for filter-less dual-carrier transmission. OFC (2014)
Toshiaki Kuri, Takahide Sakamoto, Guo-Wei Lu, Tetsuya Kawanishi
Error-free and laser-phase-noise-insensitive optical coherent transmission of uplink radio-over-fiber signal. OFC (2014)
Guo-Wei Lu, Andre A. C. Albuquerque, Benjamin J. Puttnam, Takahide Sakamoto, Miguel V. Drummond, Rogério Nogueira, Atsushi Kanno, Satoshi Shinada, Naoya Wada, Tetsuya Kawanishi
Pump-linewidth-tolerant optical data exchange between 16QAM and QPSK with 50-GHz channel-spacing using coherent DFB pump. ECOC (2014)
Guo-Wei Lu, Takahide Sakamoto, Tetsuya Kawanishi
Coherently-pumped FWM in HNLF for 16QAM wavelength conversion free of phase noise from pumps. ECOC (2014)
Isao Morohashi, Yoshihisa Irimajiri, Takahide Sakamoto, Tetsuya Kawanishi, Motoaki Yasui, Iwao Hosako
Generation of Millimeter Waves with Fine Frequency Tunability Using Mach-Zehnder-Modulator-Based Flat Comb Generator. IEICE Trans. Electron. (2) (2013)
Takahide Sakamoto, Guo-Wei Lu, Tetsuya Kawanishi
Filter-less multi-tone coherent orthogonal detection for multi-channel reception of super-channel/OFDM signals. OFC/NFOEC (2013)
Guo-Wei Lu, Takahide Sakamoto, Tetsuya Kawanishi
Optical 64QAM transmitter using tandem IQ modulators with balanced complexity in electronics and optics. OFC/NFOEC (2013)
Isao Morohashi, Takahide Sakamoto, Masaaki Sudo, Atsushi Kanno, Akito Chiba, Junichiro Ichikawa, Tetsuya Kawanishi
Synthesis of 16 Quadrature Amplitude Modulation Using Polarization-Multiplexing QPSK Modulator. IEICE Trans. Commun. (7) (2011)
Atsushi Kanno, Takahide Sakamoto, Akito Chiba, Masaaki Sudo, Kaoru Higuma, Junichiro Ichikawa, Tetsuya Kawanishi
90 Gbaud NRZ-DP-DQPSK Modulation with Full-ETDM Technique Using High-Speed Optical IQ Modulator. IEICE Trans. Electron. (7) (2011)
Atsushi Kanno, Keizo Inagaki, Isao Morohashi, Takahide Sakamoto, Toshiaki Kuri, Iwao Hosako, Tetsuya Kawanishi, Yuki Yoshida, Ken-ichi Kitayama
20-Gb/s QPSK W-band (75-110GHz) wireless link in free space using radio-over-fiber technique. IEICE Electron. Express 8 (8) (2011)
Atsushi Kanno, Takahide Sakamoto, Akito Chiba, Tetsuya Kawanishi, Kaoru Higuma, Masaaki Sudou, Junichiro Ichikawa
120-Gb/s NRZ-DQPSK signal generation by a thin-lithium-niobate-substrate modulator. IEICE Electron. Express 7 (11) (2010)
Tetsuya Kawanishi, Takahide Sakamoto, Akito Chiba
Integrated Lithium Niobate Mach-Zehnder Interferometers for Advanced Modulation Formats. IEICE Trans. Electron. (7) (2009)
Akito Chiba, Takahide Sakamoto, Tetsuya Kawanishi, Masayuki Izutsu
Simple, low fluctuation voltage signal generation for 8-Gb/s quadrature amplitude modulation using dual-parallel Mach-Zehnder modulator. IEICE Electron. Express 5 (14) (2008)
Satoshi Shinada, Tetsuya Kawanishi, Takahide Sakamoto, Masayuki Izutsu
substrate. IEICE Electron. Express 3 (14) (2006)
Tetsuya Kawanishi, Takahide Sakamoto, Masayuki Izutsu
Optical filter characterization by using optical frequency sweep technique with a single sideband modulator. IEICE Electron. Express 3 (3) (2006)
Takahide Sakamoto, Tetsuya Kawanishi, Masayuki Izutsu
Pulse-carving technique for suppressing transient state in external wideband FSK modulation. IEICE Electron. Express 2 (7) (2005)
Takahisa Fujita, Tetsuya Kawanishi, Kaoru Higuma, Junichiro Ichikawa, Satoshi Shinada, Takahide Sakamoto, Masayuki Izutsu
modulator. IEICE Electron. Express 2 (1) (2005)
Takahide Sakamoto, Tetsuya Kawanishi, Satoshi Shinada, Masayuki Izutsu
Amplitude modulation on millimeter-wave signal with low driving voltage using reciprocating optical modulator. IEICE Electron. Express 2 (7) (2005)
Tetsuya Kawanishi, Takahisa Fujita, Kaoru Higuma, Junichiro Ichikawa, Takahide Sakamoto, Masayuki Izutsu
Optical FSK transmission with group delay compensated balance detection. IEICE Electron. Express 2 (11) (2005)
Tetsuya Kawanishi, Satoshi Oikawa, Kiichi Yoshiara, Satoshi Shinada, Takahide Sakamoto, Masayuki Izutsu
Integrated reciprocating optical modulator using phase-shifted fiber Bragg grating. IEICE Electron. Express 2 (2) (2005)
Tetsuya Kawanishi, Kaoru Higuma, Takahisa Fujita, Junichiro Ichikawa, Satoshi Shinada, Takahide Sakamoto, Masayuki Izutsu
Optical FSK/IM Signal Generation Using an Integrated Optical FSK Modulator. IEICE Electron. Express 1 (3) (2004)
Tetsuya Kawanishi, Takahide Sakamoto, Satoshi Shinada, Masayuki Izutsu
Optical frequency comb generator using optical fiber loops with single-sideband modulation. IEICE Electron. Express 1 (8) (2004)