国際学会

S. Matsuoka, K. Mizumachi, K. Komatsu, Y. Miyaji, and H. Uehara, "Evaluation of Device Identification Accuracy Using PA Nonlinearity and IQ Imbalance in OFDM Signals for Receiver Changes by Simulation," International Conference on Emerging Technologies for Communications (ICETC2023), Nov. 2023.

K. Komatsu, Y. Miyaji, and H. Uehara, "Frequency-Domain Hammerstein Self-Interference Canceller for In-Band Full-Duplex OFDM Systems," IEEE Wireless Communicaitons and Networking Conference (WCNC2017), March 2017.

S. Sasaki, Y. Miyaji, and H. Uehara, "Formulation of Energy Consumption in WSNs with Progress-Based Nearest Forwarding Policy," International Symposium on Computing and Networking (CANDAR2016), Nov. 2016.

Kazuki Komatsu, Yuichi Miyaji, and Hideyuki Uehara, "Low Computational Complexity Training Scheme for Orthogonalized Parallel Hammerstein Self-Interference Canceller," Irago Conference, P88, Nov. 2016.

Takeru Miwa, Huynh Huy Lam, Yuichi Miyaji, and Hideyuki Uehara, "Localization of Two Receivers in Two-dimensional Multi-hop Wireless Power Transfer System via Magnetic Resonance Coupling," Irago Conference, P57, Nov. 2016.

S. Kutsuwami, Y. Miyaji, and H. Uehara, "Antenna Structure Using Parasitic Elements to Suppress Self-Interference for In-Band Wireless Full-Duplex Communication," Irago Conference, P20, Nov. 2016.

Md. Zen. S. Hadi, Y. Miyaji, and H. Uehara, "Group Mobility Based Clustering Scheme for Mobile Wireless Sensor Networks," International Electronics Symposium (IES2016), 1570300392, Sept. 2016.

Kenji Sugimoto, Yuichi Miyaji and Hideyuki Uehara, "Effect of Short NAV in Heterogeneous Ad-Hoc Networks to Mitigate Receiver Blocking Problem," RISP International Workshop on Nonlinear Circuits, Communication and Signal Processing (NCSP2015), March 2015.

Hiroki Matoba, Yuichi Miyaji and Hideyuki Uehara, "Demo: Multi-hop Wireless Communication System to Evaluate Direction Oriented Routing Protocol," IEEE Vehicular Networking Conference, Paderborn, Germany.

Shinsuke Ohtake, Akiro Shimada, Yuichi Miyaji, Hideyuki Uehara, and Takashi Ohira, "Location Estimation Based on Fingerprinting Technique for Two-dimensional Multi-hop Wireless Power Transfer System", RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing, Mar. 2014.

Taichi Yamakawa, Yuichi Miyaji, Hideyuki Uehara, "Evaluation of Burst Transmission for Directional Medium Access Control Protocol in Wire-less Ad-hoc Networks", RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing, 1AM1-4-2, Mar. 2014.

Akiro Shimada, Yuki Ito, Hideyuki Uehara, and Takashi Ohira, "Effect of Hop Counts on Power Division Ratio in Multi-hop Power Transfer via Magnetic Resonance," Proc. IEEE Wireless Power Transfer Conference (WTPC2013), TH-P-18, May 2013.

Hiroaki Taka, Hideyuki Uehara, Takashi Ohira, "Intermittent Transmission Method based on Aggregation Model for Clustering Scheme, " The Third International Conference on Ubiquitous and Future Networks(ICUFN2011),2A-4, Holiday Inn Express Dalian City Center, Dalian, China, Jun. 2011.

Noriyuki HASHIMOTO, Hideyuki UEHARA, and Takashi OHIRA, "Pseudo-Synchronous MAC Protocol with Adaptive Sleep Control for Wireless Sensor Networks," 2nd International Workshop on Sensor Networks and Ambient Intelligence (SeNAmI 2009), Hiroshima, Japan, Dec. 2009.

Nguyen Thi Thanh Nga, Hiroaki TAKA, Hideyuki UEHARA, and Takashi OHIRA, "Attribute Change Adaptation Routing Protocol for Energy Efficiency of Wireless Sensor Networks", ICITA 2009, Hanoi, Vietnam, Nov. 2009.

Hiroaki TAKA, Hideyuki UEHARA, and Takashi OHIRA, "Node Scheduling Method Based on Aggregation Model for Clustering Schemein Wireless Sensor Networks", The 12th International Symposium on Wireless Personal MultimediaCommunications (WPMC'09),Sendai, Japan, Sep. 2009.

Ranga Hettiarachchi, Mitsuo Yokoyama, Hideyuki Uehara, and Takashi Ohira,"An Interference Canceller based on Cycle-and-Add Property for Single User Detection in DS-CDMA,"in Proc. The 5th IEEE VTS Asia Pacific Wireless Communications Symposium(APWCS), Sendai, Japan, P-13, Aug. 2008.

Hiroaki TAKA, Hideyuki UEHARA, and Takashi OHIRA,"A Cross-Layer Designed Clustering Scheme Exploiting Data Similarity in Wireless Sensor Networks,"The 5th IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS), Sendai, Japan, T06-5, Aug. 2008.

R.Hettiarachchi, M.Yokoyama, H.Uehara, and T.Ohira, "Interference Cancellation Technique Based on Maximum Correlation Detection for Single User DS-CDMA Receiver in Rayleigh Fading Channels," International Symposium on Signals, Systems, and Electronics (ISSSE2007), Montreal, Canada, pp.583-586, July-Aug. 2007.

Kilsoo Jeong, Mitsuo Yokoyama, Hideyuki Uehara, "A robust adaptive MMSE Rake receiver for DS-CDMA system in a fast multipath fading channel," Radioengineering, vol. 14, no. 4, pp.65-70, Dec. 2006.

Ranga Hettiarachchi, Mitsuo Yokoyama, Hideyuki Uehara, "Interference Cancellation Technique based on Discovery of Spreading Codes of Interference Signals and Maximum Correlation Detection for DS/CDMA System", Joint Conference on Satellite Communications (JC-SAT 2006), Jeju-do, S. Korea, pp.209-214, Oct.2006

Daisuke MAEDA, Hideyuki UEHARA, Mitsuo YOKOYAMA, "An Adaptive Hierarchical Routing Scheme for Wireless Sensor Networks," in Proc. IEEE Asia Pacific Wireless Communications Symposium (APWCS), Daejeon, Aug. 2006.

Mariko Araki, Yoshikazu Yamaguchi, Mitsuo Yokoyama, Hideyuki Uehara, "Interference Cancellation Technique Using Cycle-and-Add Property," Proc. IEEE Pacific Rim Conference on Communications, Computers and Signal Processing (PACRIM05), Victoria, S35-Communication Theory, pp645-648, Aug. 2005.

Kilsoo Jeong, Mitsuo Yokoyama, Hideyuki Uehara "Improvement in a Performance of MAI Cancellation in a Fading DS/CDMA Channel,"International Symposium on Information Theory and its Applications(ISITA2004), Parma, Italy, pp.1195--1199, Oct. 2004.

Saburo Takahashi, Jun-ichi Hakoda, Hideyuki Uehara, Mitsuo Yokoyama, "A Load Balanced Routing Scheme for Mobile Ad Hoc Networks," International Symposium on Information Theory and its Applications(ISITA2004), Parma, Italy, pp.445--450, Oct. 2004.

Yoshikazu Yamaguchi, Shinji Yamashita, Mitsuo Yokoyama, Hideyuki Uehara, "Simple PN Synchronization System," International Symposium on Information Theory and its Applications(ISITA2004), Parma, Italy, pp.909--914, Oct. 2004.

N. Tadano, N. Wada, F. Kubota and M.Yokoyama, "A novel 10 Gbit/s optical CDMA system based on code shift keying data modulation and balanced detection," Photonics in Switching 2003, PS.MO.B5, pp.53--55, Versailles (Paris), France, Sept. 2003 .

J. Tsumochi, K. Masayama, H. Uehara, M. Yokoyama, "Impact of Mobility Metric on Routing Protocols for Mobile Ad Hoc Networks," Proc. IEEE Pacific Rim Conference on Communications, Computers and Signal Processing (PACRIM03), Victoria, pp.322-325, Aug. 2003.

N. Suzuki, H. Uehara, M. Yokoyama, "A New OFDM Demodulation Method to Reduce Influence of ISI due to Longer Delay than Guard Interval," Proc. the 8th International Conference on Communication Systems (ICCS2002), Singapore, pp.238-243, Nov. 2002.

Tatsumi Konishi, Mitsuo Yokoyama, Hideyuki Uehara and Hiro Ito, "Convolutional codes over the rings for fading channels and Viterbi decorder using symbol metric," ISITA2000, Hawaii, 5-8 Nov. 2000.

Hideyuki Uehara, Masato Fujihara, Mitsuo Yokoyama and Hiro Ito, "Slot assignment scheme for integrated voice and data traffic in reservation-type packet radio networks," International Symposium on Personal, Indoor and Mobile Radio Communication (PIMRC2000), London, UK, 18-21 Sept., 2000.

Hideyuki Uehara, Mitsuo Yokoyama and Hiro Ito, "Access control schemes for slotted ALOHA system with an adaptive array," 1998 International Symposium on Information Theory and Its Application (ISITA'98), Mexico City, 14-16 Oct 1998.

Hideyuki Uehara, Iwao Sasase and Mitsuo Yokoyama, "Path length mismatches in a fiber optic coherence multiplexed subcarrier transmission system," 1997 IEEE Pacific Rim Conference on Communications, Computers, and Signal Processing, Victoria, Canada, 20-22 Aug. 1997