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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 17 of 17  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
OPE, OCS, LQE 2022-10-21
11:05
Ehime
(Primary: On-site, Secondary: Online)
Characterization of wideband wavelength conversion by dispersion-tailored Silicon waveguide
Shun Okada, Hidenobu Muranaka, Tomoyuki Kato, Tokuharu Kimura, Yu Tanaka, Tsuyoshi Yamamoto (Fujitsu), Isaac Sackey, Gregor Ronniger, Carsten Schmidt-Langhorst, Robert Elschner, Colja Schubert (HHI), Takeshi Hoshida (Fujitsu) OCS2022-31 OPE2022-77 LQE2022-40
A wideband transmission system utilizing S+C+L band has been investigated in which C-band signals are converted to S-ban... [more] OCS2022-31 OPE2022-77 LQE2022-40
pp.76-81
SR 2018-10-31
12:25
Overseas Mandarin Hotel, Bangkok, Thailand [Keynote Address] Merging Cloud and Air-Interface Capabilities to meet Requirements of Emerging Use Cases from Vertical Industries in 5G
Thomas Haustein (FHG)
 [more]
SR 2018-10-31
13:25
Overseas Mandarin Hotel, Bangkok, Thailand [Poster Presentation] Performance Evaluation for Millimeter-wave Backhaul and Edge Cloud Networks
Makoto Nakamura (Tokyo Tech), Ricardo Santos (KAU), Konstantin Koslowski (Fraunhofer HHI), Hiroaki Nishiuchi, Gia Khanh Tran, Kei Sakaguchi (Tokyo Tech) SR2018-87
Recently, since mobile traffic increases rapidly, 5G network is required to support enhanced mobile broadband (eMBB) com... [more] SR2018-87
pp.73-74
OPE, LQE, OCS 2018-10-18
16:00
Saga   [Invited Talk] Fiber-optic Frequency Shifting of THz-range WDM Signal using Orthogonal Pump-signal Polarization Configuration
Tomoyuki Kato, Shigeki Watanabe, Takahito Tanimura (Fujitsu Lab), Robert Elschner, Carsten Schmidt-Langhorst, Colja Schubert (HHI), Takeshi Hoshida (Fujitsu Lab) OCS2018-37 OPE2018-73 LQE2018-62
We propose a nonlinear fiber-based optical frequency shifter using two CW pumps orthogonally polarized to optical signal... [more] OCS2018-37 OPE2018-73 LQE2018-62
pp.51-54
SR, SRW, RCS
(Joint)
(2nd)
2017-10-23
- 2017-10-24
Overseas Grand Hotel Palatino, Rome, Italy [Poster Presentation] Proof-of-Concept of Massive MIMO Calibration Techniques with SDR System below 6 GHz
Matthias Mehlhose, Thomas Wirth, Thomas Haustein (HHI)
Massive-MIMO (M-MIMO) and beamforming is commonly considered as one of the key technologies for future cellular communic... [more]
SR, SRW, RCS
(Joint)
(2nd)
2017-10-23
- 2017-10-24
Overseas Grand Hotel Palatino, Rome, Italy [Poster Presentation] Successive Method to Improve on the Active Self-Interference Cancellation Technique
Ramez Askar, Benjamin Schubert, Fabian Undi, Wilhelm Keusgen, Thomas Haustein (Fraunhofer HHI)
This poster introduces a successive self-interference cancellation method enabled by means of iterative self-interferenc... [more]
SR, SRW, RCS
(Joint)
(2nd)
2017-10-23
- 2017-10-24
Overseas Grand Hotel Palatino, Rome, Italy [Poster Presentation] Analysis of Utilizing Lossless Networks for Self-Interference Cancellation Purpose in Full-Duplex Wireless Transceivers
Ramez Askar, Abdulsalam Hamdan, Wilhelm Keusgen, Thomas Haustein (Fraunhofer HHI)
In this paper, a novel self-interference cancellation technique is proposed for dedicated transmit and receive antenna c... [more]
OCS, OPE 2017-05-12
16:20
Tokyo Kikai-Shinko-Kaikan Bldg(Tokyo) [Special Invited Talk] Continuously Tunable Optical Frequency Shifter by Polarization Switched Frequency Conversion
Tomoyuki Kato, Shigeki Watanabe, Takahito Tanimura (Fujitsu Laboratories Ltd.), Thomas Richter, Robert Elschner, Carsten Schmidt-Langhorst, Colja Schubert (HHI), Takeshi Hoshida (Fujitsu Laboratories Ltd.) OCS2017-8 OPE2017-8
We propose an optical frequency shifter for contention resolutions which allows continuously tunable frequency shift inc... [more] OCS2017-8 OPE2017-8
p.29
AP 2017-02-17
10:55
Tochigi Tochigiken-sougou-bunnka Center [Invited Lecture] Design of Real-time Channel Sounding System for Characterization of Millimeter-wave Propagation Channel
Junichi Tanaka, Kiyoshi Yanagisawa (RSJ), Taro Eichler (RS), Wilhelm Keusgen (HHI), Tran Ngochao, Koshiro Kitao, Tetsuro Imai (NTT Docomo) AP2016-170
To clarify the propagation characteristics in mm-wave is one of most important issues in 5G mobile communication system.... [more] AP2016-170
pp.77-80
RCS 2016-06-24
15:30
Okinawa Univ. of the Ryukyus Joint RAN/Backhaul Optimization for Millimeter-wave 5G
Hiroaki Ogawa, Hidekazu Shimodaira, Gia Khanh Tran (Tokyo Tech), Kei Sakaguchi (Tokyo Tech/Fraunhofer HHI), Thomas Haustein (Fraunhofer HHI) RCS2016-92
Recent exponential growth of mobile traffic and energy consumption problem in ICT (Information and Communication Technol... [more] RCS2016-92
pp.267-272
SR, SRW
(Joint)
2015-10-27
09:30
Tokyo KKE [Technology Exhibit] Millimeter-wave small cell backhaul link
Wilhelm Keusgen, Richard Weiler, Michael Peter, Thomas Haustein (Fraunhofer HHI), Shozo Okasaka (Panasonic) SR2015-60 SRW2015-41
 [more] SR2015-60 SRW2015-41
pp.55-56
SR, SRW
(Joint)
2015-10-27
14:10
Tokyo KKE [Invited Lecture] Millimeter-wave on Your Hand in 5G
Kei Sakaguchi (Tokyo Tech), Thomasu Haustein (Fraunhofer HHI) SR2015-69
This paper shows the potential of using millimeter-wave (mmWave) for 5G by referring outcomes of MiWEBA and Japanese nat... [more] SR2015-69
pp.75-82
SR, SRW
(Joint)
(2nd)
2015-10-27
15:10
Tokyo KKE [Invited Lecture] 5G High Frequency Bands - From Channel Modeling to System Design
Geng Wu, Clara Li, Ingolf Karls, Alexander Maltsev (Intel), Wilhelm Keusgen (HHI)
 [more]
OCS, CS
(Joint)
2015-01-22
13:35
Tokushima Tokushima University Performance Analysis of Fixed-length, Variable-capacity Optical Packet Switching Networks
Pablo Jesus Argibay-Losada, Yuki Yoshida, Akihiro Maruta (Osaka Univ.), Michael Schlosser (Fraunhofer HHI), Ken-ichi Kitayama (Osaka Univ.) OCS2014-94
We present fixed-length, variable-capacity (FLVC)
packets for Optical Packet Switching (OPS) networks.
Fixed length ac... [more]
OCS2014-94
pp.7-12
LQE, OCS, OPE 2013-10-25
17:10
Fukuoka   Precisely frequency allocated multiplexing at distributed point using fiber frequency conversion
Tomoyuki Kato, Ryo Okabe (Fujitsu Lab.), Thomas Richter, Robert Elschner, Carsten Schmidt-Langhorst, Colja Schubert (HHI), Shigeki Watanabe (Fujitsu Lab.) OCS2013-80 OPE2013-126 LQE2013-96
We extend our investigation on a recently proposed concept for distributed optical frequency division multiplexing (CO-O... [more] OCS2013-80 OPE2013-126 LQE2013-96
pp.153-158
NS, OCS, PN
(Joint)
2012-06-21
15:10
Yamagata Yamagata Univ. Frequency Conversion, Synchronization Control, and Multiplexing Using Cross-Phase Modulation
Tomoyuki Kato, Ryo Okabe (Fujitsu lab.), Robert Elschner, Thomas Richter, Colja Schubert (HHI), Shigeki Watanabe (Fujitsu lab.) OCS2012-13
(Advance abstract in Japanese is available) [more] OCS2012-13
pp.23-28
PN, OCS, NS
(Joint)
2011-06-23
15:40
Wakayama Wakayama University All-optical Data Frequency Multiplexing on Single-Wavelength Carrier Light by Sequentially Provided Cross-Phase Modulation in Fiber
Shigeki Watanabe, Tomoyuki Kato, Ryo Okabe (Fujitsu Labs.), Robert Elschner, Reinhold Ludwig, Colja Schubert (HHI) OCS2011-18
A novel configuration for an all-optical bus-topology data-multiplexing system is proposed in which multichannel signals... [more] OCS2011-18
pp.39-44
 Results 1 - 17 of 17  /   
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