E^[
Hiroyuki Mima,
Katsushi Iwashita
gDual-Channel Simultaneous Wavelength Conversion With OSSB
Modulator and AWG g
IEEE Photonics Technology Letters, Vol.26, No.14,
pp.1462-1465, Jul. 2014
Mudabbir Badar, Takuya Hino, Katsushi
Iwashita,
gPhase Noise Cancelled OFDR With cm-Level Spatial
Resolution Using Phase Diversity
IEEE Photonics Technology Letters, Vol.26, No.9,
pp.858-861, May 2014
Yang Zhang, Junya Matsushita, Tomoyasu Nishimori, Katsushi Iwashita
gSCM-SS scheme for optical MIMO transmission using
multimode fibers,h
IEICE
Communications Express, vol.2, No. 6,
pp.268-273, 2013
Jing Liang and Katsushi Iwashita,
gA Novel Compensation Method for FWM
Impairments based on Cancellation by Estimated
Components in Digital Coherent Detection,h
IEEE Photonics Technology
Letters, Vol.23, No.19,
pp.1394-1396, Oct. 2011
Jing Liang and Katsushi Iwashita,
gExperimental Investigation of
Post-Compensation for FWM
Impairments Considering Inter-Channel Nonlinear Crosstalk with Digital Coherent
Detection,h
IEICE Trans. Commun., Vol.E94-B, No.2, pp.558-561, Feb., 2011
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Shigeki
AISAWA, Noboru TAKACHIO, Katsushi IWASHITA
Performance of NRZ-versus RZ-WDM transmission around the zero dispersion
wavelength over dispersion-shifted fiber
IEEE Photonic Technology Letters vol.10, no.4, pp.615-617, 1998
Shigeki AISAWA, Noboru TAKACHIO, Katsushi IWASHITA
10Gbit/s eight-channel transmission experiment over 480km with 120km repeater
spacing using orthogonal polarisation arrangement and
bit-phase arranged
IEE Electronics Letters vol. 33, no.5, pp.400-402, 1997
Kazushige YONENAGA, Shigeki AISAWA, Noboru TAKACHIO, Katsushi IWASHITA
Reduction of Four-Wave Mixing Induced Penalty in Unequally Spaced WDM
Transmission System Employing Optical DPSK Signal
IEE Electronics Letters vol. 32, no.23, pp2118-2119, 1996
Osamu ISHIDA, Takashi HASEGAWA, Wataru TSURUMAKI,
Katsushi IWASHITA
Parallel-Optical-Interconnecting Multiwavelength Star
Network (POIMS Net) for High-Capacity Switching
IEE Electronics Letters vol.32, no.19, pp.1804-1806, 1996
Seiji YOSHIDA, Shigeru KUWANO, Katsushi IWASHITA
Gain-flattened EDFA with high Al concentration for multi-stage repeatered WDM transmission systems
IEE Electronics Letters vol.31, no.20, pp.1765-1767, 1995
Seiji YOSHIDA, Shigeru KUWANO, Noboru TAKACHIO, Katsushi IWASHITA, Makoto
YAMADA, Teruo KANAMORI
10Gbit/s x 10 channel transmission experiment over 600km with 100km repeater
spacing employing cascaded fluoride-based erbium doped fiber amplifiers
IEE Electronics Letters vol.31, no.19, pp.1678-1679, 1995
Shigeru KUWANO, Kazushige YONENAGA, KAtsushi IWASHITA
10Gb/s Repeaterless Transmission Experiment of
Optical Duobinary Modulated Signal
IEE Electronics Letters vol.31, no.16, pp.1359-1361, 1995
Seiji NORIMATSU, Hiroyasu MAWATARI, Yuhzou YOSHIKUNI
Osamu ISHIDA, Katsushi IWASHITA
10Gbit/s BPSK optical homodyne detection experiment with solitary PFB laser
diodes
IEE Electronics Letters vol.31, no.2, pp125-127, 1995
Seiji NORIMATSU, Kazuto NOGUCHI, Katsushi IWASHITA
An 8Gb/s QPSK optical homodyne detection experiment using external-cavity laser
diodes
IEEE Photonic Technology Letters vol. 4, no. 7, pp.157-159, July 1992
Noboru TAKACHIO, Seiji NORIMATSU, Katsushi IWASHITA
Optical PSK synchronous heterodyne detection transmission experiment using
fiber chromatic dispersion equalization
IEEE Photonic Technology Letters vol.4, no.3, pp.278-280, 1992
Seiji NORIMATSU, Katsushi IWASHITA
Cross-phase modulation influence on a two-channel optical PSK homodyne
transmission system
IEEE Photonic Technology Letters vol.3, No.12, pp.1142-1144, Dec 1991
Seiji YOSHIDA, Katsushi IWASHITA
Influence of amplitude modulation induced by LD direct modulation on FM signal
transmission
IEEE Photonic Technology Letters vol.2, no.12, pp.929-931, 1990
Seiji NORIMATSU, Kazuto NOGUCHI, Katsushi IWASHITA
10Gbit/s optical PSK homodyne transmission experiments using external cavity
DFB LDs
IEE Electronics Letters vol.26, no.10, pp.648-649, 1990
Noboru TAKACHIO, Kenji NAKANISHI, Shinji KOIKE, Katsushi IWASHITA
8Gb/s 202km optical CPFSK transmission experiment using 1.3 Κm
zero dispersion fiber
IEE Electronics Letters vol.26, no.8, pp.506-508,1990
Katsushi IWASHITA
Optical FSK heterodyne detection using image rejection mixer
IEE Electronics Letters vol.25, no.4, pp.255-256, 1989
Kenji NAKANISHI, Katsushi IWASHITA
Optical 4-ary FSK modulation and demodulation experiment
IEE Electronics Letters vol.24, no.21, pp.1310-1311, 1988
Noboru TAKACHIO, Katsushi IWASHITA
Compensation of 202 km single-mode fibre chromatic dispersion
in 4 Gb/s optical CPFSK transmission experiment
IEE Electronics Letters vol.24, no.12, pp.759-760, 1988
Noboru TAKACHIO, Katsushi IWASHITA
Compensation of fiber chromatic dispersion in optical heterodyne detection
IEE Electronics Letters vol.24, no.2, pp.108-109, 1988
Noboru TAKACHIO, Yoshinori NAKANO, Nobunori TSUZUKI,
Katsushi IWASHITA
Optical CPFSK 2 Gbit/s 202 km transmission experiment
using a narrow-linewidth multielectrode
DFB LD
IEE Electronics Letters vol.23,no.19, pp1022-1023, 1987
Noboru TAKACHIO, Katsushi IWASHITA
QGb/s Optical CPFSK
heterodyne transmission through 200km single-mode fibre
IEE Electronics Letters vol.23, no.7, pp.341-342, 1987
Katsushi IWASHITA, Takao MATSUMOTO, Chihaya TANAKA, Gerge MOTOSUGI
Linewidth requirement evaluation and 290-km
transmission experiment for optical CPFSK differential detection
IEE Electronics Letters vol. 22, no.15, pp.791-792, 1986
Katsushi IWASHITA, Haruo KANOU, TAkao MATSUMOTO,
Yutaka SASAKI
FSK transmission experiment using 10.5-km polarization-maintaining fiber
IEE Electronics Letters vol.22, no.4, pp.214-215, 1986
Katsushi IWASHITA, Takamasa IMAI, Takao MATSUMOTO, Gerge MOTOSUGI
400-Mbit/s optical FSK transmission experiment over 270 km of single-mode fiber
IEE Electronics Letters vol.22, no.3, pp.164-165, 1986
Katsushi IWASHITA, Norihisa OHTA, Yukio AKAZAWA,
Noboru ISHIHARA, Nobunori KONAKA
Monolithic integrated amplifiers for a gigabit optical repeater
IEE Electronics Letters vol.20, no.11, pp.470-471, 1984
Katsushi IWASHITA, Kiyoshi NAKAGAWA, Takashi MATSUOKA, Motoharu
NAKAHARA
400Mb/s transmission test using a 1.53 Κm laser diode
and 104 km single-mode fibre
IEE Electronics Letters vol.18, no.22, pp.937-938, 1982
Katsushi IWASHITA, Kiyoshi NAKAGAWA, Yoshinori NAKANO, Yoshio SUZUKI
Chirp pulse transmission through a single-mode fibre
IEE Electronics Letters vol.18, no.20, pp.873-874, 1982
