Eiichi OGAWA


An All-Optical Base Station for MMW Micro-Cell Radio Using Microwave-Optical Mixing in LiNbO3 Modulators
Howard J. THOMAS Nobuaki IMAI Eiichi OGAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1997/01/25
Vol. E80-C  No. 1  pp. 74-80
Type of Manuscript:  Special Section PAPER (Special Issue on Devices, Packaging Technology, and Subsystems for the Optical Access Network)
Category: 
Keyword: 
millimeter wavemicrowave-optical mixingMach-Zehnder external optical modulatormobile communications
 Summary | Full Text:PDF(553.7KB)

High-Speed Data Transmission Using Millimeter-Wave Fiber-Optic Links
Hiroshi KAWAMURA Nobuaki IMAI Eiichi OGAWA Hideyuki INOMATA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/12/25
Vol. E79-B  No. 12  pp. 1784-1791
Type of Manuscript:  Special Section PAPER (Special Issue on Millimeter-wave Short-range Application Systems Technology)
Category: 
Keyword: 
millimeter-wavefiberhigh-speed100 Mbpsmicrocell
 Summary | Full Text:PDF(1MB)

An Optical Bi-phase Modulator for Millimeter Wave Subcarrier Systems
Howard J. THOMAS Nobuaki IMAI Eiichi OGAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/01/25
Vol. E79-C  No. 1  pp. 32-39
Type of Manuscript:  Special Section PAPER (Special Issue on Optomicrowave Techniques and Their Applications)
Category: Optomicrowave Devices
Keyword: 
bi-phase modulatormillimeter wave subcarrier systemsoptical modulatorMach-Zehnder external optical modulator
 Summary | Full Text:PDF(597.8KB)

Trends of Fiber-Optic Microcellular Radio Communication Networks
Shozo KOMAKI Eiichi OGAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/01/25
Vol. E79-C  No. 1  pp. 98-104
Type of Manuscript:  INVITED PAPER (Special Issue on Optomicrowave Techniques and Their Applications)
Category: System Applications
Keyword: 
mobile communicationsvirtual radio free-space networkradio highwayoptics and microwave interactionoptical TDMA
 Summary | Full Text:PDF(659KB)

A Ku-Band Transversal Filter Using Directional Couplers Made of a Multilayer Ceramic
Toshiro HIRATSUKA Yutaka IDA Nobuaki IMAI Eiichi OGAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1995/08/25
Vol. E78-C  No. 8  pp. 1134-1138
Type of Manuscript:  Special Section LETTER (Special Issue on Microwave and Millimeter-Wave Technology)
Category: 
Keyword: 
transversal filterresonator filterdirectional couplermultilayer ceramic
 Summary | Full Text:PDF(300KB)