David O. Otuya

High-performance TDM demultiplexing of coherent Nyquist pulses using time-domain orthogonality

Koudai Harako, David O. Otuya, Keisuke Kasai et al. · Optics Express · 2014 · 35 citations · Full text

Photonics, Coherent Nyquist Pulses, Engineering +11

Single-Channel 1.92 Tbit/s, 64 QAM Coherent Nyquist Orthogonal TDM Transmission With a Spectral Efficiency of 10.6 Bit/s/Hz

David O. Otuya, Keisuke Kasai, Toshihiko Hirooka et al. · Journal of Lightwave Technology · 2015 · 24 citations

Photonics, Coherent Nyquist Pulses, Nyquist Otdm Signals +12

A single-channel 192 Tbit/s, 64 QAM coherent optical pulse transmission over 150 km using frequency-domain equalization

David O. Otuya, Keisuke Kasai, Masato Yoshida et al. · Optics Express · 2013 · 14 citations · Full text

Frequency-domain Equalization, Photonics, Waveform Distortions +11

Passively scanned, single‐fiber optical coherence tomography probes for gastrointestinal devices

David O. Otuya, Nicholas M. Dechene, Darina Poshtupaka et al. · Lasers in Surgery and Medicine · 2022 · 13 citations · Full text

Single-channel 192 Tbit/s, Pol-Mux-64 QAM coherent Nyquist pulse transmission over 150 km with a spectral efficiency of 75 bit/s/Hz

David O. Otuya, Keisuke Kasai, Masato Yoshida et al. · Optics Express · 2014 · 12 citations · Full text

Photonics, Coherent Nyquist Pulses, Digital Coherent Transmission +11