S. Fukushima, Y. Doi, T. Ohno, Y. Matsuoka, and H. Takeuchi
New phase-shift keying technique based on optical delay switching for@ microwave optical link
IEEE Photon. Technol. Lett. 11(8), 1036-1038, 1999.
T. Ohno, K. Sato, S. Fukushima, Y. Doi, and Y. Matsuoka
Application of DBR mode-locked lasers in millimeter-wave fiber-radio system
J. Lightwave Technol.., 18(1), 44-49, 2000.
Y. Doi, S. Fukushima, T. Ohno, Y. Matsuoka, and H. Takeuchi
Phase shift keying using optical delay modulation for millimeter-wave fiber-optic radio links
J. Lightwave technol., 18(3), 301-307, 2000.
T. Ohno, S. Fukushima, Y. Doi, Y. Muramoto, and Y. Matsuoka
Transmission of millimeter-wave signals in a fiber-radio system using a unitraveling-carrier waveguide photodiode
IEEE Photon. Technol. Lett., 12(10), 1379-1381, 2000.
S. Fukushima, H. Fukano, K. Yoshino, Y. Matsuoka, S. Mitachi, and K. Takahata
Optically-fed radio access point module for a fibre-radio downlink system
IEICE Trans. Electron., E84-C(2), 271-273, 2001.
S. Fukushima, C. F. C. Silva, Y. Muramoto, and A. J. Seeds
Optoelectronic synthesis of mW-level, multi-octave millimeter-wave signals using an optical frequency comb gennerator and a uni-traveling-carrier photodiode
IEEE Photon. Technol. Lett., 13(7), 720-722, 2001.
S. Fukushima, C. F. C. Silva, Y. Muramoto, and A. J. Seeds
10GHz to 110GHz tuneable opto-electronic frequency synthesis using an optical frequency comb gennerator and a uni-traveling-carrier photodiode
Electron. Lett., 37(12), 780-781, 2001.
Y. Doi, S. Fukushima, T. Ohno, and K. Yoshino
Frequency stabilization of millimeter-wave subcarrier using laser heterodyne source and optical delay line
IEEE Photon. Technol. Lett., 13(9), 1002-1004, 2001.
Y. Doi, T. Kagawa, T. Ohno, T. Yoshimatsu, K. Tsuzuki, S. Mitachi, and S. Fukushima
Full-duplex microwave transmission in a radio-on-fiber system using a bias-free base station
IEICE Trans. Electron., E85-C(3), 856-858, 2002.
K. Takahata, Y. Muramoto, S. Fukushima, T. Furuta, T. Ohno, T. Ishibashi, and H. Ito
60-GHz monolithic photonic millimeter-wave emitter for fiber-radio applications
IEICE Trans. Electron., E85-C(6), 1378-1380, 2002.