Koichi TAKIGUCHI


Demultiplexing Method of Variable Capacity Optical OFDM Signal Using Time Lens-Based Optical Fourier Transform
Koichi TAKIGUCHI Takaaki NAKAGAWA Takaaki MIWA 
Publication:   
Publication Date: 2018/02/01
Vol. E101-C  No. 2  pp. 112-117
Type of Manuscript:  PAPER
Category: Optoelectronics
Keyword: 
optical signal processingoptical Fourier transformoptical OFDMdemultiplexeroptical communication
 Summary | Full Text:PDF(774.3KB)

Modulation Format Conversion of OOK to PAM Signals Using Balanced Detection and Intensity Modulation
Koichi TAKIGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/03/01
Vol. E99-C  No. 3  pp. 427-429
Type of Manuscript:  BRIEF PAPER
Category: Optoelectronics
Keyword: 
optoelectronic processingmodulatorphotodetectoroptical communication
 Summary | Full Text:PDF(870.2KB)

Spectrally Efficient Frequency-Domain Optical CDM Employing QAM Based on Electrical Spatial Code Spreading
Shin KANEKO Sang-Yuep KIM Noriki MIKI Hideaki KIMURA Hisaya HADAMA Koichi TAKIGUCHI Hiroshi YAMAZAKI Takashi YAMADA Yoshiyuki DOI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/10/01
Vol. E94-B  No. 10  pp. 2877-2880
Type of Manuscript:  LETTER
Category: Fiber-Optic Transmission for Communications
Keyword: 
optical access networkoptical CDMspatial code spreadingmulti-level modulationself-homodyne detection
 Summary | Full Text:PDF(401.8KB)