Koichi NARAHARA


Characterization of Left-Handed Traveling-Wave Transistors
Shun NAKAGAWA Koichi NARAHARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/11/01
Vol. E92-C  No. 11  pp. 1396-1400
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
composite right- and left-handed transmission linesmetamaterialstraveling-wave transistors
 Summary | Full Text:PDF(522.2KB)

Characterization of Two-Stage Composite Right- and Left-Handed Transmission Lines
Shun NAKAGAWA Koichi NARAHARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2008/04/01
Vol. E91-C  No. 4  pp. 631-637
Type of Manuscript:  PAPER
Category: Electromagnetic Theory
Keyword: 
composite right- and left-handed transmission linesmetamaterialsphase/impedance matching
 Summary | Full Text:PDF(378.5KB)

Ultrafast Gating Circuit Using Coupled Waveguides
Koichi NARAHARA Taiichi OTSUJI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2000/01/25
Vol. E83-C  No. 1  pp. 98-108
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
ultrafast electronicscoupled linespropagation modeselectro-optic sampling
 Summary | Full Text:PDF(2MB)

A 22-Gbit/s Static Decision IC Made with a Novel D-Type Flip-Flop
Koichi NARAHARA Taiichi OTSUJI Masami TOKUMITSU 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1999/03/25
Vol. E82-C  No. 3  pp. 559-561
Type of Manuscript:  LETTER
Category: Electronic Circuits
Keyword: 
decision ICGaAs MESFETstatic D-FFSCFL circuitry
 Summary | Full Text:PDF(282.3KB)