Norihiko SEKINE


Control of 120-GHz-Band Split Ring Resonator Filter by Coupling Lattice Pattern Substrate
Koichiro ITAKURA Akihiko HIRATA Masato SONODA Taiki HIGASHIMOTO Tadao NAGATSUMA Takashi TOMURA Jiro HIROKAWA Norihiko SEKINE Issei WATANABE Akifumi KASAMATSU 
Publication:   
Publication Date: 2021/03/01
Vol. E104-C  No. 3  pp. 102-111
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
millimeter-wave filtermillimeter-wave propagationmillimeter-wave communication
 Summary | Full Text:PDF

32-Gbit/s CMOS Receivers in 300-GHz Band
Shinsuke HARA Kosuke KATAYAMA Kyoya TAKANO Ruibing DONG Issei WATANABE Norihiko SEKINE Akifumi KASAMATSU Takeshi YOSHIDA Shuhei AMAKAWA Minoru FUJISHIMA 
Publication:   
Publication Date: 2018/07/01
Vol. E101-C  No. 7  pp. 464-471
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Their Application Technologies)
Category: 
Keyword: 
ReceiverCMOS integrated circuitsterahertzfrequency conversion mixersfrequency multipliersamplifiersquadrature amplitude modulation
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Compact 141-GHz Differential Amplifier with 20-dB Peak Gain and 22-GHz 3-dB Bandwidth
Shinsuke HARA Kosuke KATAYAMA Kyoya TAKANO Issei WATANABE Norihiko SEKINE Akifumi KASAMATSU Takeshi YOSHIDA Shuhei AMAKAWA Minoru FUJISHIMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/10/01
Vol. E99-C  No. 10  pp. 1156-1163
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: 
Keyword: 
millimeter wave circuitsCMOS processamplifiersfrequency estimation
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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
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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