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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 7 of 7  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
MW, WPT 2022-04-15
15:40
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
[Invited Talk] A High Efficiency 3.6-4.0 GHz Envelope-Tracking Power Amplifier Using GaN Soft-Switching Buck-Converter
Yuji Komatsuzaki (Mitsubishi Electric), Sandro Lanfranco, Tapio Kolmonen, Olli Piirainen, Jarno K. Tanskanen (Nokia Bell Labs), Shuichi Sakata (Mitsubishi Electric), Rui Ma (MERL), Shintaro Shinjo, Koji Yamanaka (Mitsubishi Electric), Peter Asbeck (UCSD) WPT2022-11 MW2022-11
We report a high efficiency sub-6GHz wideband Envelope-Tracking Power Amplifier (ET-PA) including an envelope amplifier ... [more] WPT2022-11 MW2022-11
pp.40-45
SR 2019-11-04
13:00
Overseas Rutgers University Inn & Conference Center, NJ, USA [Keynote Address] Delivering 5/6G Performance: mmWave Spectrum Opportunities and Challenges
Reinaldo Valenzuela (Nokia Bell Labs)
 [more]
CS, CAS 2018-03-13
11:35
Fukuoka Nishijin Plaza, Kyushu University A Study on Two-Dimensional Pilot Allocation over Frequency and Delay-time Domain for Uplink Channel Estimation in Massive MIMO/TDD Systems, Part II
Koki Matsuzaki, Osamu Muta (Kyushu Univ.), Haris Gacanin (Nokia Belgium) CAS2017-151 CS2017-105
Multiple-input multiple-output (MIMO) system with a large number of antennas (i.e., massive MIMO) at the base station (B... [more] CAS2017-151 CS2017-105
pp.101-105
OFT 2017-10-13
10:30
Kochi Kochi Prefectural Culture Hall Effects of Core Count/Layout and Twisting Condition on Spatial Mode Dispersion in Coupled Multi-Core Fibers
Tetsuya Hayashi (Sumitomo Electric), Haoshuo Chen, Nicolas K. Fontaine (Nokia), Takuji Nagashima (Sumitomo Electric), Roland Ryf, Rene-Jean Essiambre (Nokia), Toshiki Taru (Sumitomo Electric) OFT2017-44
We review the dependence of the spatial-mode dispersion (SMD) of coupled-core fibers on core count/layout and twisting c... [more] OFT2017-44
pp.27-30
CS 2017-07-27
09:54
Nagasaki Fukue Bunka Kaikan A Study on Uplink Channel Estimation Based on Two-Dimensional Pilot Allocation over Frequency and Delay-time Domain for Massive MIMO Systems
Koki Matsuzaki, Osamu Muta (Kyushu Univ.), Haris Gacanin (Nokia Belgium) CS2017-20
Multiple-input multiple-output (MIMO) system with a large number of antennas (i.e., massive MIMO) at the base station (B... [more] CS2017-20
pp.37-38
MWP, OPE, EMT, MW, EST, IEE-EMT [detail] 2017-07-21
11:00
Hokkaido Obihiro Chamber of Commerce and Industry An 80MHz Modulation Bandwidth High Efficiency Multi-band Envelope-Tracking Power Amplifier Using GaN Single-Phase Buck-Converter
Shuichi Sakata (Mitsubishi Electric), Sandro Lanfranco, Tapio Kolmonen, Olli Piirainen (Nokia Bell Labs), Takanobu Fujiwara, Shintaro Shinjo (Mitsubishi Electric), Peter Asbeck (Univ. of California, San Diego) EMT2017-31 MW2017-56 OPE2017-36 EST2017-33 MWP2017-33
We report a high efficiency multi-band Envelope-Tracking Power Amplifier (ET-PA) that supports modulation bandwidth up t... [more] EMT2017-31 MW2017-56 OPE2017-36 EST2017-33 MWP2017-33
pp.133-138
MVE, IE, CQ, IMQ
(Joint) [detail]
2017-03-07
13:50
Fukuoka Kyusyu Univ. Ohashi Campus Performance Evaluation of OFDM Block Transmission with Additional Guard Interval for Side-lobe Spectrum Suppression
Masayuki Tanabe, Tomoya Kageyama, Osamu Muta (Kyushu Univ.), Haris Gacanin (Nokia, Belgium) CQ2016-128
 [more] CQ2016-128
pp.109-112
 Results 1 - 7 of 7  /   
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