Risato OHHIRA


1.6-Tb/s (40 40 Gb/s) Dense WDM Transmission Experiment Over 480 km (6 80 km) Using Carrier-Suppressed Return-to-Zero Format
Kiyoshi FUKUCHI Kayato SEKIYA Risato OHHIRA Yutaka YANO Takashi ONO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/02/01
Vol. E85-B  No. 2  pp. 403-409
Type of Manuscript:  INVITED PAPER (Special Issue on 40 Gbit/s Optical Transmission Technologies)
Category: 
Keyword: 
40-Gb/s transmissionWDMmodulation formatfiber nonlinearityterabit transmission
 Summary | Full Text:PDF

AlGaAs/InGaAs HBT IC Modules for 40-Gb/s Optical Receiver
Risato OHHIRA Yasushi AMAMIYA Takaki NIWA Nobuo NAGANO Takeshi TAKEUCHI Chiharu KURIOKA Tomohiro CHUZENJI Kiyoshi FUKUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1999/03/25
Vol. E82-C  No. 3  pp. 448-455
Type of Manuscript:  Special Section PAPER (Special Issue on Ultra-High-Speed IC and LSI Technology)
Category: Compound Semiconductor Devices
Keyword: 
heterojunction bipolar transistorpreamplifieroptical frontenddistributed amplifieroptical receiver
 Summary | Full Text:PDF