Proposal of switching speed reduction method using chaotic spreading sequence in direct optical switching CDMA radio-on-fiber network and its experimental investigation : Recent technologies of microwave and millimeter-wave devices focusing on miniaturization and advancement in performance with their applicationsHIGASHINO, Takeshi; TSUKAMOTO, Katsutoshi; KOMAKI, Shozo et al.IEICE transactions on electronics. 2005, Vol 88, Num 7, pp 1475-1482, issn 0916-8524, 8 p.Conference Paper

VoIP Session Capacity Expansion with Packet Transmission Suppression Control in Wireless LAN : Internet technology and its architecture for ambient information systemsMORIOKA, Yasufumi; HIGASHINO, Takeshi; TSUKAMOTO, Katsutoshi et al.IEICE transactions on communications. 2009, Vol 92, Num 4, pp 1144-1152, issn 0916-8516, 9 p.Article

Proposal of two-dimensional self-matching receiver using chaotic spatial synchronization for free space optics communication system and its application to image transmission and code division multiplexingTAKEDA, Shinya; HIGASHINO, Takeshi; TSUKAMOTO, Katsutoshi et al.IEICE transactions on electronics. 2007, Vol 90, Num 2, pp 389-396, issn 0916-8524, 8 p.Conference Paper

AP Selection Algorithm for Real-Time Communications through Mixed WLAN Environments : Next-generation mobile multimedia communicationsMORIOKA, Yasufumi; HIGASHINO, Takeshi; TSUKAMOTO, Katsutoshi et al.IEICE transactions on communications. 2008, Vol 91, Num 10, pp 3077-3084, issn 0916-8516, 8 p.Article

Experimental evaluation of a Radio-on-FSO communication system for multiple RF signal transmissionKAZAURA, Kamugisha; DAT, Pham; ABURAKAWA, Yuji et al.Proceedings of SPIE, the International Society for Optical Engineering. 2009, Vol 7199, issn 0277-786X, isbn 978-0-8194-7445-2 0-8194-7445-2, 1Vol, 719907.1-719907.12Conference Paper

Convergence of broadcasting and communications utilizing CATV networkKUMAMOTO, Kazuo; HOSHINO, Hikaru; YASUKAWA, Koji et al.Proceedings of SPIE, the International Society for Optical Engineering. 2011, Vol 7958, issn 0277-786X, isbn 978-0-8194-8495-6, 79580C.1-79580C.8Conference Paper

Design and evaluation of optical antenna module suitable for Radio-on Free-Space Optics link system for ubiquitous wirelessTAKAHASHI, Koichi; HIGASHINO, Takeshi; OMAE, Kazunori et al.Proceedings of SPIE, the International Society for Optical Engineering. 2008, pp 68770H.1-68770H.11, issn 0277-786X, isbn 978-0-8194-7052-2, 1VolConference Paper

Statistical Analysis on the Optical Fading in Free Space Optical Channel for RoFSO Link DesignKIM, Kyung-Hwan; HIGASHINO, Takeshi; TSUKAMOTO, Katsutoshi et al.Proceedings of SPIE, the International Society for Optical Engineering. 2010, Vol 7620, issn 0277-786X, isbn 978-0-8194-8016-3 0-8194-8016-9, 76200G.1-76200G.10Conference Paper

Proposal of photonic frequency-conversion method using bandpass sampling in multicarrier operated radio-on-fiber linkHIGASHINO, Takeshi; TSUKAMOTO, Katsutoshi; KOMAKI, Shozo et al.IEEE transactions on microwave theory and techniques. 2006, Vol 54, Num 2, pp 973-979, issn 0018-9480, 7 p., 2Article

Performance improvement of radio-on-fiber ubiquitous antenna system using sub-carrier resource managementHAI, Luong Hong; HIGASHINO, Takeshi; TSUKAMOTO, Katsutoshi et al.Proceedings of SPIE, the International Society for Optical Engineering. 2006, pp 63900B.1-63900B.11, issn 0277-786X, isbn 0-8194-6488-0, 1VolConference Paper

Direct optical switching code-division multiple-access system for fiber-optic radio highway networksTSUKAMOTO, Katsutoshi; HIGASHINO, Takeshi; NAKANISHI, Takashi et al.Journal of lightwave technology. 2003, Vol 21, Num 12, pp 3209-3220, issn 0733-8724, 12 p.Article

Transmission Performance Investigation of RF Signal in RoF-DAS Over WDM-PON With Bandpass-Sampling and Optical TDMMIYAMOTO, Kenji; TASHIRO, Takayoshi; IWATSUKI, Katsumi et al.Journal of lightwave technology. 2013, Vol 31, Num 21-24, pp 3477-3488, issn 0733-8724, 12 p.Article

Analysis of Wireless Channel Capacity in RoF-DAS over WDM-PON SystemIWAKUNI, Tatsuhiko; MIYAMOTO, Kenji; HIGASHINO, Takeshi et al.IEICE transactions on electronics. 2013, Vol 96, Num 2, pp 171-179, issn 0916-8524, 9 p.Conference Paper

Broadband Ubiquitous Femto-cell Network with MIMO Distributed Antenna System over WDM-PONIWATSUKI, Katsumi; TASHIRO, Takayoshi; KOMAKI, Shozo et al.Proceedings of SPIE, the International Society for Optical Engineering. 2011, Vol 7958, issn 0277-786X, isbn 978-0-8194-8495-6, 79580I.1-79580I.10Conference Paper

RoFSO Channel Modeling Considering Time-Correlation of Scintillation and its Application to Performance Evaluation of WLAN Signal TransmissionKIM, Kyung-Hwan; ONODERA, Hideaki; MOHAMAD SHAH ALAM et al.Proceedings of SPIE, the International Society for Optical Engineering. 2009, Vol 7234, issn 0277-786X, isbn 978-0-8194-7480-3 0-8194-7480-0, 1Vol, 72340L.1-72340L.10Conference Paper

Characterization of RF Signal Transmission using FSO Li Considering Atmospheric EffectsALAM MOHAMMAD SHAH; PHAM TIEN DAT; HIGASHINO, Takeshi et al.Proceedings of SPIE, the International Society for Optical Engineering. 2008, pp 68770D.1-68770D.10, issn 0277-786X, isbn 978-0-8194-7052-2, 1VolConference Paper