Daisuke Umehara

54 papers B 8C 4Misc 1Journal 11Unranked 30

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Attention-based HAPS-to-ground nodes optimization for differential privacy towards secure semantic communications. Neural Comput. Appl. Pascal Nkurunziza, Daisuke Umehara
2023	C	`conf`	Collaborative MIMO Reception: Measurement Campaign and Mutual Information Rate Analysis. APCC Hidekazu Murata, Daisuke Umehara
2019	J	`jnl`	Controller Area Network and Its Reduced Wiring Technology. IEICE Trans. Commun. Daisuke Umehara, Takeyuki Shishido
2019	—	`conf`	Effects of L1oyd-Max Quantization for Distributed Collaborative Interference Cancellation. APWCS Daisuke Umehara
2019	—	`conf`	Performance Evaluation of CAN FD with Bipolar Coding in the Data Phase for Reduced Wiring. GCCE Takeyuki Shishido, Daisuke Umehara
2019	B	`conf`	Success Prioritized Binary Exponential Backoff Algorithm for Non-Persistent CSMA. GLOBECOM Daisuke Umehara, Jinhong Yuan
2018	—	`conf`	Ringing Mitigation Schemes for Controller Area Network. VNC Daisuke Umehara, Takeyuki Shishido
2018	—	`conf`	Success Prioritized Distributed Coordination Function with Contention-Free Threshold. ICC Daisuke Umehara, Jinhong Yuan
2018	—	`conf`	Success Prioritized Slotted ALOHA with Sleep Function. ICSPCS Daisuke Umehara, Takuma Yamamoto, Jinhong Yuan
2017	—	`conf`	A mathematical model of access control to allocate downlink bandwidth in high-density wireless LAN. ICSPCS Yuto Katayama, Daisuke Umehara, Koichiro Wakasugi
2017	—	`conf`	Adaptive forward link formation for terminal collaborative reception. WPMC Satoshi Denno, Hidekazu Murata, Daisuke Umehara
2017	—	`conf`	Receiver cooperative MIMO-OFDM capacity with quantization error and spatial correlation. ICSPCS Daisuke Umehara, Rieko Saiki
2017	—	`conf`	Receiver cooperative MIMO-OFDM with higher-frequency radio forwarding. ICSPCS Daisuke Umehara, Shuhei Ueno, Ryota Akagi
2017	J	`jnl`	Simplified Maximum Likelihood Detection with Unitary Precoding for XOR Physical Layer Network Coding. IEICE Trans. Commun. Satoshi Denno, Daisuke Umehara
2016	—	`conf`	An iterative noise cancelling receiver with soft-output LR-aided detection for collaborative reception. WPMC Satoshi Denno, Yuta Kawaguchi, Hidekazu Murata, Daisuke Umehara
2016	—	`conf`	Poster: Power over data lines for CAN using AMI code. VNC Tatsuki Matsushita, Daisuke Umehara, Koichiro Wakasugi
2016	—	`conf`	Poster: Symbol detection with OR rule for CAN FD. VNC Natsumi Sato, Daisuke Umehara, Koichiro Wakasugi
2015	J	`jnl`	An Iterative MIMO Receiver Employing Virtual Channels with a Turbo Decoder for OFDM Wireless Systems. IEICE Trans. Commun. Akihito Taya, Satoshi Denno, Koji Yamamoto, Masahiro Morikura, Daisuke Umehara, Hidekazu Murata, Susumu Yoshida
2015	—	`conf`	Difference analysis in IEEE 802.11 DCF. APSITT Daisuke Umehara, Hidekazu Murata, Satoshi Denno
2015	—	`conf`	IEEE 802.11 DCF with successful transmission priority. ICSPCS Daisuke Umehara, Hidekazu Murata, Satoshi Denno
2015	—	`conf`	Performance evaluation of device discovery in bluetooth LE with probabilistic model checking. APSITT Yusuke Matsuo, Daisuke Umehara, Hidekazu Murata, Satoshi Denno
2015	C	`conf`	Silent-interval impedance matching for short pulse CAN to enhance scalability. APCC Motoki Mizuma, Daisuke Umehara, Tomohiro Takahashi, Koichiro Wakasugi
2015	—	`conf`	Transmission characteristics of OFDM packets in 5 GHz band using USRP. APSITT Satoshi Nakao, Daisuke Umehara, Hidekazu Murata, Satoshi Denno
2013	—	`conf`	A convolutional coded XOR physical layer network coding with unitary precoding in wireless bidirectional relay networks. ICSPCS Satoshi Denno, Daisuke Umehara
2013	B	`conf`	Experimental comparison of linear prediction schemes for multi-user MIMO systems. WiOpt Toshiki Tanaka, Hidekazu Murata, Susumu Yoshida, Koji Yamamoto, Daisuke Umehara, Satoshi Denno, Masahiro Morikura
2013	—	`conf`	High Rate and High Multiplexing CAN by Short Pulse Line Codes. VTC Spring Shingo Nitta, Daisuke Umehara, Koichiro Wakasugi, Shinichi Ishiko, Toshiyasu Tsubouchi
2013	B	`conf`	Indoor experiment of multi-user MIMO user selection algorithm based on chordal distance. GLOBECOM Masato Taniguchi, Hidekazu Murata, Susumu Yoshida, Koji Yamamoto, Daisuke Umehara, Satoshi Denno, Masahiro Morikura
2013	J	`jnl`	Software Radio-Based Distributed Multi-User MIMO Testbed: Towards Green Wireless Communications. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. Hidekazu Murata, Susumu Yoshida, Koji Yamamoto, Daisuke Umehara, Satoshi Denno, Masahiro Morikura
2012	J	`jnl`	A Least Bit Error Rate Adaptive Array for MultiLevel Modulations. IEICE Trans. Commun. Satoshi Denno, Daisuke Umehara, Masahiro Morikura
2012	—	`conf`	A Virtual Successive Detection for Cooperative MU-MIMO Systems with Reduced CSI. VTC Spring Akihito Taya, Satoshi Denno, Koji Yamamoto, Masahiro Morikura, Daisuke Umehara, Hidekazu Murata, Susumu Yoshida
2012	Misc	`conf`	Applicability of distributed transmit power control based on uplink-downlink duality to multi-user distributed antenna systems. ICCS Shigemasa Kumagawa, Koji Yamamoto, Hidekazu Murata, Susumu Yoshida, Daisuke Umehara, Satoshi Denno, Masahiro Morikura
2012	—	`conf`	Experimental Verification of PER Performance of STBC-Based Multi-Hop Cooperative Relaying. VTC Fall Makoto Miyagoshi, Hidekazu Murata, Susumu Yoshida, Koji Yamamoto, Daisuke Umehara, Satoshi Denno, Masahiro Morikura
2012	—	`conf`	Field Experiments of Linearly Precoded Multi-User MIMO System at 5GHz Band. VTC Fall Masato Taniguchi, Hidekazu Murata, Susumu Yoshida, Koji Yamamoto, Daisuke Umehara, Satoshi Denno, Masahiro Morikura
2012	—	`conf`	Partitioned Vector Quantization for MU-MIMO Downlink Broadcasting. VTC Fall Mirza Golam Kibria, Hidekazu Murata, Susumu Yoshida, Koji Yamamoto, Daisuke Umehara, Satoshi Denno, Masahiro Morikura
2011	J	`jnl`	A Virtual Layered Space-Frequency Receiver Architecture with Iterative Decoding. IEICE Trans. Commun. Jun Imamura, Satoshi Denno, Daisuke Umehara, Masahiro Morikura
2011	—	`conf`	A Virtual Layered Space-Frequency Receiver for Multiuser MIMO-OFDM Systems. VTC Fall Akihito Taya, Satoshi Denno, Daisuke Umehara, Masahiro Morikura, Hidekazu Murata, Koji Yamamoto, Susumu Yoshida
2011	C	`conf`	Distributed transmit power control for distributed antenna systems using MRC. ICICS Shigemasa Kumagawa, Koji Yamamoto, Hidekazu Murata, Susumu Yoshida, Daisuke Umehara, Satoshi Denno, Masahiro Morikura
2011	C	`conf`	Experimental results of two-way channel estimation technique for coordinated multi-point transmission. ICICS Hidekazu Murata, Koji Yamamoto, Susumu Yoshida, Satoshi Denno, Daisuke Umehara, Masahiro Morikura
2011	—	`conf`	New throughput analysis of long-distance IEEE 802.11 wireless communication system for smart grid. SmartGridComm Masaaki Tanaka, Daisuke Umehara, Masahiro Morikura, Nobuaki Otsuki, Takatoshi Sugiyama
2011	—	`conf`	Novel length aware packet aggregation and coding scheme for multi-hop wireless LANs. ICSPCS Yuki Sangenya, Daisuke Umehara, Masahiro Morikura, Nobuaki Otsuki, Takatoshi Sugiyama
2011	J	`jnl`	Performance analysis of slotted ALOHA and network coding for single-relay multi-user wireless networks. Ad Hoc Networks Daisuke Umehara, Satoshi Denno, Masahiro Morikura, Takatoshi Sugiyama
2010	B	`conf`	Complexity reduced detection for virtual layered space time receivers. PIMRC Ryota Ohnishi, Satoshi Denno, Daisuke Umehara, Masahiro Morikura
2010	J	`jnl`	Enhancement of CSMA/CA and Network Coding in Single-Relay Multi-User Wireless Networks. IEICE Trans. Commun. Chun-Hsiang Huang, Daisuke Umehara, Satoshi Denno, Masahiro Morikura, Takatoshi Sugiyama
2010	—	`conf`	Throughput Analysis of Two-Hop Wireless CSMA Network Coding. ICC Daisuke Umehara, Satoshi Denno, Masahiro Morikura, Takatoshi Sugiyama
2009	—	`conf`	A Virtual Layered Space Time Receiver with Maximum Likelihood Channel Detection. VTC Spring Satoshi Denno, Hirofumi Maruyama, Daisuke Umehara, Masahiro Morikura
2009	B	`conf`	A Virtual Layered Space-Frequency Communication Architecture with Iterative Decoding. GLOBECOM Jun Imamura, Satoshi Denno, Daisuke Umehara, Masahiro Morikura
2009	—	`conf`	Achievable Region in Slotted ALOHA Throughput for One-Relay Two-Hop Wireless Network Coding. ADHOCNETS Daisuke Umehara, Satoshi Denno, Masahiro Morikura, Takatoshi Sugiyama
2009	—	`conf`	Analysis of Network Coding in Slotted ALOHA with Two-Hop Bidirectional Traffic. ICC Daisuke Umehara, Tomoya Hirano, Satoshi Denno, Masahiro Morikura, Takatoshi Sugiyama
2009	J	`jnl`	Influences of Periodically Switching Channels Synchronized with Power Frequency on PLC Equipment. J. Commun. Daisuke Umehara, Taro Hayasaki, Satoshi Denno, Masahiro Morikura
2009	B	`conf`	Iterative detection with soft input for virtual layered space-frequency receivers. PIMRC Jun Imamura, Satoshi Denno, Daisuke Umehara, Masahiro Morikura
2009	J	`jnl`	Wireless network coding in slotted aloha with two-hop unbalanced traffic. IEEE J. Sel. Areas Commun. Daisuke Umehara, Tomoya Hirano, Satoshi Denno, Masahiro Morikura, Takatoshi Sugiyama
2008	—	`conf`	A Simulator of Periodically Switching Channels for Power Line Communications. AccessNets Taro Hayasaki, Daisuke Umehara, Satoshi Denno, Masahiro Morikura
2008	B	`conf`	Throughput Analysis of Wireless Relay Slotted ALOHA Systems with Network Coding. GLOBECOM Daisuke Umehara, Tomoya Hirano, Satoshi Denno, Masahiro Morikura
2004	B	`conf`	Turbo decoding in impulsive noise environment. GLOBECOM Daisuke Umehara, Hiroshi Yamaguchi, Yoshiteru Morihiro