Iwao HOSAKO


High-Speed Coherent Transmission Using Advanced Photonics in Terahertz Bands
Atsushi KANNO Pham TIEN DAT Norihiko SEKINE Iwao HOSAKO Tetsuya KAWANISHI Yuki YOSHIDA Ken'ichi KITAYAMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2015/12/01
Vol. E98-C  No. 12  pp. 1071-1080
Type of Manuscript:  INVITED PAPER (Special Section on Terahertz Waves Coming to the Real World)
Category: 
Keyword: 
terahertz waveradio over fiberwaveform transportcoherent detectionmulti-level modulationradio on radio
 Summary | Full Text:PDF

Impact of Mode Filtering on the Performance of Femtosecond Pulse Amplification in a Large Mode Area Fiber
Junichi HAMAZAKI Housei MOGI Norihiko SEKINE Satoshi ASHIHARA Akifumi KASAMATSU Iwao HOSAKO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2015/09/01
Vol. E98-C  No. 9  pp. 928-933
Type of Manuscript:  PAPER
Category: Optoelectronics
Keyword: 
fiber amplifierultra-short pulseYb-doped fiberdouble-clad fibermode filtering
 Summary | Full Text:PDF

Generation of Arbitrarily Patterned Pulse Trains in the THz Range by Spectral Synthesis of Optical Combs
Isao MOROHASHI Takahide SAKAMOTO Norihiko SEKINE Tetsuya KAWANISHI Akifumi KASAMATSU Iwao HOSAKO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2015/08/01
Vol. E98-C  No. 8  pp. 793-798
Type of Manuscript:  Special Section PAPER (Special Section on Microwave Photonics)
Category: MWP Subsystem
Keyword: 
optical combMach-Zehnder modulatorterahertzultra-wideband
 Summary | Full Text:PDF

Amplification Characterization of Dissipative Soliton and Stretched Pulse Produced by Yb-Doped Fiber Laser Oscillator
Junichi HAMAZAKI Norihiko SEKINE Iwao HOSAKO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/02/01
Vol. E96-C  No. 2  pp. 201-203
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
Yb-doped fiber laserYb-doped fiber amplifierdissipative solitonstretched pulse
 Summary | Full Text:PDF

Quadrature-Phase-Shift-Keying Radio-over-Fiber Transmission for Coherent Optical and Radio Seamless Networks
Atsushi KANNO Pham TIEN DAT Toshiaki KURI Iwao HOSAKO Tetsuya KAWANISHI Yoshihiro YASUMURA Yuki YOSHIDA Ken-ichi KITAYAMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/02/01
Vol. E96-C  No. 2  pp. 156-162
Type of Manuscript:  INVITED PAPER (Special Section on Recent Progress in Microwave and Millimeter-Wave Photonics Technology)
Category: 
Keyword: 
radio over fiberdigital signal processingcoherent detectionmillimeter-wave radio
 Summary | Full Text:PDF

Generation of Millimeter Waves with Fine Frequency Tunability Using Mach-Zehnder-Modulator-Based Flat Comb Generator
Isao MOROHASHI Yoshihisa IRIMAJIRI Takahide SAKAMOTO Tetsuya KAWANISHI Motoaki YASUI Iwao HOSAKO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/02/01
Vol. E96-C  No. 2  pp. 192-196
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Microwave and Millimeter-Wave Photonics Technology)
Category: 
Keyword: 
Mach-Zehnder modulatoroptical combmillimeter waveterahertz wavephotomixing
 Summary | Full Text:PDF