Ryuji Kohno

Publication Activity (10 Years)

Years Active: 1985-2023
Publications (10 Years): 42

Top Venues

ISMICT

IEICE Trans. Commun.

WPMC

Wirel. Pers. Commun.

Publications

Ryuji Kohno, Chika Sugimoto, Takumi Kobayashi, Tomomi Nagasaka, Yuki Ishiguro, Shota Watanabe, Yuichi Tsutatani, Yasuo Moriyama
Elderly People Care Support System Under COVID-19 Environment Using Advanced ICT/AI Data Science and Its Field Trials. ISMICT (2023)
Zie Eya Ekolle, Ryuji Kohno, Mohammad Ghavami
A Reliable Antenna Array for the 28GHz mmWave Band in a 5G Massive MIMO Communication. WPMC (2023)
Daisuke Anzai, Ryosuke Inuzuka, Minsoo Kim, Takumi Kobayashi, Marco Hernandez, Ryuji Kohno
Fundamental MAC Performance Evaluation under Multiple IEEE802.15.6ma BAN Co-Existence. ISMICT (2023)
Marco Hernandez, Ryuji Kohno, Takumi Kobayashi, Daisuke Anzai, Minsoo Kim
Standardization Activities of IEEE P802.15.6ma Wireless Human and Vehicle Area Networks. ISMICT (2023)
Zie Eya Ekolle, Ryuji Kohno, Hideki Ochiai
A Distributed Cybersecurity Solution in an IoMT Network Using a Multi-target Federated Learning. ISMICT (2023)
Takumi Kobayashi, Daisuke Anzai, Marco Hernandez, Minsoo Kim, Ryuji Kohno
Channel Modeling Activities of International Standardization on IEEE 802.15 TG6ma for Human and Vehicle Body Area Networks. ISMICT (2023)
Zie Eya Ekolle, Hideki Ochiai, Ryuji Kohno
Collabo: A Collaborative Machine Learning Model and Its Application to the Security of Heterogeneous Medical Data in an IoT Network. IEEE Access 11 (2023)
Marco Hernandez, Ryuji Kohno, Takumi Kobayashi, Minsoo Kim
New Revision of IEEE 802.15.6 Wireless Body Area Networks. ISMICT (2022)
Yuko Okazaki, Yoshitomo Sakuma, Takumi Kobayashi, Chika Sugimoto, Ryuji Kohno
Stress and Comfort Estimation of Patients Listening a Music while Rehabilitation Training by Machine Learning with Pre-processed Electrocardiogram. ISMICT (2021)
Yoshitomo Sakuma, Takumi Kobayashi, Chika Sugimoto, Ryuji Kohno
A Fine-Tuning Method Using Pruning of Recurrent Neural Network for Prediction of the Anesthetic Effects. ISMICT (2020)
Ayaka Nakamura, Takumi Kobayashi, Chika Sugimoto, Ryuji Kohno
Localization of Implanted Devices Combining TDOA, Particle Filter and Map Mapping with Intestine Modeling. ISMICT (2019)
Shunya Ogawa, Takahiro Goto, Takumi Kobayashi, Chika Sugimoto, Ryuji Kohno
MAC Protocol with Interference Mitigation Using Negotiation Among Coordinators in Multiple Wireless Body Area Networks. BODYNETS (2019)
Yukihiro Kinjo, Yoshitomo Sakuma, Takumi Kobayashi, Chika Sugimoto, Ryuji Kohno
Patient Stress Estimation for Using Deep Learning with RRI Data Sensed by WBAN. ISMICT (2019)
Ryuji Kohno, Takumi Kobayashi, Chika Sugimoto, Yukihiro Kinjo, Matti Hämäläinen, Jari H. Iinatti
Medical Healthcare Network Platform and Big Data Analysis Based on Integrated ICT and Data Science with Regulatory Science. IEICE Trans. Commun. (6) (2019)
Satoshi Seimiya, Takumi Kobayashi, Ryuji Kohno
Dependable Wireless Feedback Loop Control Schemes Considering Errors and Delay in Sensing Data and Control Command Packets. IEICE Trans. Commun. (6) (2019)
Zilole Simate, Chika Sugimoto, Ryuji Kohno
Protocol for Improved Network Coding Opportunity Discovery for Inter-connected WBAN Multihop Relay Medical Networks. ISMICT (2019)
Shuhei Harada, Kento Takabayashi, Takumi Kobayashi, Katsumi Sakakibara, Ryuji Kohno
Theoretical Analysis of Interference Cancellation System Utilizing an Orthogonal Matched Filter and Adaptive Array Antenna for MANET. J. Sens. Actuator Networks 8 (3) (2019)
Emtithal Ahmed, Ryuji Kohno
Error control coding and decoding with medical QoS constraints for WBAN end-to-end connection via UMTS channel. ICT Express 4 (4) (2018)
Kento Takabayashi, Hirokazu Tanaka, Chika Sugimoto, Katsumi Sakakibara, Ryuji Kohno
Performance Evaluation of a Quality of Service Control Scheme in Multi-Hop WBAN Based on IEEE 802.15.6. Sensors 18 (11) (2018)
Zie Eya Ekolle, Kimio Kuramitsu, Ryuji Kohno
Intelligent Security Monitoring in Time Series of DDoS attack on IoT Networks using Grammar base Filtering and Clustering. ISPACS (2018)
Yukihiro Kinjo, Yoshitomo Sakuma, Ryuji Kohno
Learning and Recognition with Neural Network of Heart Beats Sensed by WBAN for Patient Stress Estimate for Rehabilitation. BODYNETS (2018)
Yoshitomo Sakuma, Ryuji Kohno
A Dynamic Model Estimation Scheme for Model Predictive Control of Anesthesia Using Recurrent Neural Network. ISMICT (2018)
Takumi Kobayashi, Chika Sugimoto, Ryuji Kohno
Theoretical analysis of interference canceler using modified hermite polynomials based orthogonal matched filter for IR-UWB systems in AWGN and interference channel. WPMC (2017)
Kento Takabayashi, Hirokazu Tanaka, Chika Sugimoto, Ryuji Kohno
Perforerror control scheme for WBANs. ISMICT (2017)
Toshikuni Miyazaki, Tomohiro Fukuya, Ryuji Kohno
A MAC protocol with slot prediction algorithm for wireless body area network. ISMICT (2017)
Yoshitomo Sakuma, Keiko Sameshima, Ryuji Kohno
An adaptive scheme of controlling dosage and dosing interval in general anesthesia by model predictive control using anesthetic depth model. ISMICT (2017)
Heikki Karvonen, Juha Petäjäjärvi, Ville Niemelä, Matti Hämäläinen, Jari H. Iinatti, Ryuji Kohno
Energy efficient UWB-WUR dual-radio solution for WBANs. ISMICT (2017)
Do Thanh Quan, Pham Thanh Hiep, Ryuji Kohno
Performance Analysis Method for IEEE 802.15.6 Based WBANs with Adaptive BCH Code Rates. Wirel. Pers. Commun. 94 (3) (2017)
Konstantin Mikhaylov, Juha Petäjäjärvi, Matti Hämäläinen, Antti Tikanmäki, Ryuji Kohno
Impact of IEEE 802.15.4 Communication Settings on Performance in Asynchronous Two Way UWB Ranging. Int. J. Wirel. Inf. Networks 24 (2) (2017)
Takumi Kobayashi, Satoshi Seimiya, Kouhei Harada, Masaki Noi, Zane Barker, Graeme K. Woodward, Andreas Willig, Ryuji Kohno
Wireless technologies to assist search and localization of victims of wide-scale natural disasters by unmanned aerial vehicles. WPMC (2017)
Kento Takabayashi, Hirokazu Tanaka, Chika Sugimoto, Katsumi Sakakibara, Ryuji Kohno
Cross-Layer Design and Performance Analysis of Quality of Service Control Scheme for Wireless Body Area Networks. IEEE Access 5 (2017)
Satoshi Seimiya, Kento Takabayashi, Ryuji Kohno
A study for the adaptive error correction using QoS-HARQ toward dependable implant body area network. ISMICT (2017)
Do Thanh Quan, Pham Thanh Hiep, Takumi Kobayashi, Kento Takabayashi, Ryuji Kohno
Proposal methods for performance analysis of WBANs based on CSMA/CA. ISMICT (2017)
Koji Saito, Takumi Kobayashi, Chika Sugimoto, Ryuji Kohno
Routing algorithm considering nodes residual power to prolong ad-hoc network lifetime. WPMC (2017)
Marco Centenaro, Lorenzo Vangelista, Ryuji Kohno
On the impact of downlink feedback on LoRa performance. PIMRC (2017)
Keiko Sameshima, Ryuji Kohno
Evaluation of IR-UWB BAN for certification based on regulatory science. ISMICT (2016)
Konstantin Mikhaylov, Antti Tikanmäki, Juha Petäjäjärvi, Matti Hämäläinen, Ryuji Kohno
On the selection of protocol and parameters for UWB-based wireless indoors localization. ISMICT (2016)
Tomohiro Fukuya, Ryuji Kohno
QoS-aware superframe management scheme based on IEEE 802.15.6. ISMICT (2016)
Kento Takabayashi, Hirokazu Tanaka, Chika Sugimoto, Ryuji Kohno
Performance analysis of multiplexing and error control scheme for body area networks. EURASIP J. Wirel. Commun. Netw. 2016 (2016)
Takumi Kobayashi, Chika Sugimoto, Ryuji Kohno
Interference Cancellation for Intra and Inter UWB Systems Using Modified Hermite Polynomials Based Orthogonal Matched Filter. IEICE Trans. Commun. (3) (2016)
Kento Takabayashi, Hirokazu Tanaka, Chika Sugimoto, Ryuji Kohno
Performance evaluation of error control scheme in multihop WBAN based on IEEE802.15.6. ISITA (2016)
Takahiro Goto, Kento Takabayashi, Ryuji Kohno
An adaptive error control scheme considering various channel conditions and QoS in medical and non-medical data for WBAN. ISMICT (2016)
Emtithal Ahmed Talha, Ryuji Kohno
Uplink/downlink channels for the dependable medical channel coding through the cellular standards 3G with end to end connection of BAN. ISMICT (2015)
Takumi Kobayashi, Chika Sugimoto, Ryuji Kohno
Interference mitigation method using orthogonal matched filter with modified Hermite pulse for UWB-BAN assuming multi-user and multi-system environment. ISMICT (2015)
Takumi Kobayashi, Masato Suzuki, Chika Sugimoto, Ryuji Kohno
Space temporal interference cancellation using TDL array antenna and waveform based OMF for IR-UWB systems. ICT Express 1 (2) (2015)
Pham Thanh Hiep, Ryuji Kohno
Channel Capacity Delay Tradeoff for Two-Way Multiple-Hop MIMO Relay Systems with MAC-PHY Cross Layer. Wirel. Pers. Commun. 80 (4) (2015)
Vu Van Son, Pham Thanh Hiep, Ryuji Kohno
Spatial Reuse TDMA/CDMA in Multi-hop MIMO Relay Systems with Imperfect CSI. Wirel. Pers. Commun. 84 (2) (2015)
Pham Thanh Hiep, Nguyen Huy Hoang, Ryuji Kohno
Performance analysis of multiple-hop wireless body area network. J. Commun. Networks 17 (4) (2015)
Tapani Koivukangas, Junnu Lukkari, Jussi Haapola, Ryuji Kohno
Streamlining medical device design development process from research laboratory to the market. ISMICT (2015)
Yuta Okuyama, Pham Thanh Hiep, Kotaro Yamasue, Chika Sugimoto, Ryuji Kohno
Elliptical shape estimation by nonlinear least-squares method for breast cancer using UWB radar technology. ISMICT (2015)
Ryuji Kohno
Foreword. IEICE Trans. Commun. (4) (2015)
Kento Takabayashi, Hirokazu Tanaka, Chika Sugimoto, Ryuji Kohno
Error control scheme using decomposable codes for various QoS in multiple WBAN environment. ISMICT (2015)
Kento Takabayashi, Heikki Karvonen, Tuomas Paso, Hirokazu Tanaka, Chika Sugimoto, Ryuji Kohno
Energy Efficiency Evaluation of ECC Scheme Utilizing Decomposable Codes in IEEE Std 802.15.6 Based WBANs. BODYNETS (2015)
Kento Takabayashi, Hirokazu Tanaka, Chika Sugimoto, Ryuji Kohno
Multiplexing and Error Control Scheme for Body Area Network Employing IEEE 802.15.6. IEICE Trans. Commun. (3) (2014)
Takashi Sudo, Hirokazu Tanaka, Ryuji Kohno
A Study on Objective Quality Measure for Bandwidth-Extended Speech in Mobile Voice Communications. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (3) (2014)
Takashi Sudo, Hirokazu Tanaka, Chika Sugimoto, Ryuji Kohno
Nonlinear Acoustic Echo Suppression Based on Spectrum Selection Using the Amount of Linear Echo Cancellation. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (11) (2014)
Mohammed Fatehy, Ryuji Kohno
A novel contention probability dynamism for IEEE 802.15.6 standard. EURASIP J. Wirel. Commun. Netw. 2014 (2014)
Kento Takabayashi, Hirokazu Tanaka, Chika Sugimoto, Ryuji Kohno
Effective error control scheme with channel state information for WBAN. ISMICT (2014)
Shinichiro Miyazaki, Shoichiro Yamasaki, Ryuji Kohno
Performance evaluation of single carrier transmission using frequency domain equalization. APCCAS (2014)
Takumi Kobayashi, Chika Sugimoto, Ryuji Kohno
Performance evaluation of the spread spectrum human body communication devices. ISMICT (2014)
Pham Thanh Hiep, Ryuji Kohno
Performance analysis of water-filling for outdated CSI multiple hops MIMO relay systems. PIMRC (2014)
Emtithal Ahmed Talha, Ryuji Kohno
Dependable medical network based on 4G cellular mobile standard with external channel code in concatenated code structure. ISITA (2014)
Pham Thanh Hiep, Ryuji Kohno
Control superframe for high throughput of cluster-based WBAN with CSMA/CA. PIMRC (2014)
Pham Thanh Hiep, Ryuji Kohno
Water-filling for full-duplex multiple-hop MIMO relay system. EURASIP J. Wirel. Commun. Netw. 2014 (2014)
Takashi Sudo, Hirokazu Tanaka, Chika Sugimoto, Ryuji Kohno
A study on single-channel non-stationary noise suppression for cardiac sound. ISMICT (2014)
Takashi Sudo, Hirokazu Tanaka, Ryuji Kohno
Spectrum selective nonlinear echo suppression based on the amount of linear echo cancellation. ISPACS (2013)
Mohammed Fatehy, Ryuji Kohno
Variable Spread Slotted Aloha Simulation Analysis over IEEE 802.15.6 Using IR-UWB for Wireless Body Area Networks. EMS (2013)
Md. Humayun Kabir, Holitiana Randrianandraina, Chika Sugimoto, Ryuji Kohno
Indoor Geo-Location Approach for Dense Multipath Environments. VTC Fall (2013)
Kotaro Yamasue, Yuya Obinata, Kenichi Takizawa, Chika Sugimoto, Ryuji Kohno
Measures against shadowing problem on a bed using high-band UWB-BAN. ISMICT (2013)
Keisuke Shima, Koji Shimatani, Akitoshi Sugie, Yuichi Kurita, Ryuji Kohno, Toshio Tsuji
Virtual light touch contact: A novel concept for mitigation of body sway. ISMICT (2013)
Pham Thanh Hiep, Nguyen Huy Hoang, Ryuji Kohno
End-to-end channel capacity of multiple-hop MIMO relay system with MAC-PHY cross-layer. IWCMC (2013)
Mohammed Fatehy, Ryuji Kohno
Body Area Networks performance analysis using UWB. EMBC (2013)
Yuta Okuyama, Thanh Pham, Kotaro Yamasue, Chika Sugimoto, Ryuji Kohno
Imaging for Detecting Breast Cancers Using UWB Radar Technology. BODYNETS (2013)
Pham Thanh Hiep, Nguyen Huy Hoang, Ryuji Kohno
On Channel Capacity of Two-Way Multiple-hop MIMO Relay System with Specific Access Control. MUE (2013)
Kento Takabayashi, Hirokazu Tanaka, Chika Sugimoto, Ryuji Kohno
An error control scheme with weldon's ARQ considering various qos in medical and non-medical uses for wireless bans. ISMICT (2013)
Pham Thanh Hiep, Nguyen Hoang, Chika Sugimoto, Ryuji Kohno
End-to-end channel capacity of MAC-PHY cross-layer multiple-hop MIMO relay system with outdated CSI. EURASIP J. Wirel. Commun. Netw. 2013 (2013)
Kento Takabayashi, Hirokazu Tanaka, Chika Sugimoto, Ryuji Kohno
Multiplexing and Error Control Scheme with Modified Hybrid ARQ for Body Area Network employing IEEE 802.15.6 in UWB-PHY. BODYNETS (2013)
Emtithal Ahmed Talha, Ryuji Kohno
Medical reliable network using concatenated channel codes through GSM network. EMBC (2013)
Yuya Obinata, Kotaro Yamasue, Tham Pham, Akinobu Nemoto, Chika Sugimoto, Ryuji Kohno
Application of High-band UWB Body Area Network to Medical Vital Sensing in Hospital. BODYNETS (2013)
Ta Minh Thanh, Pham Thanh Hiep, Ta Minh Tam, Ryuji Kohno
Frame-patch matching based robust video watermarking using KAZE feature. ICME (2013)
Pham Thanh Hiep, Ryuji Kohno
Optimizing for high channel capacity of multiple-hop MIMO relay system with MAC-PHY cross layer. WPMC (2012)
Eriko Saeki, Ryuji Kohno
Error-controlling scheme with encoding and spreading in multi-hop relay network. ISITA (2012)
Pham Thanh Hiep, Ryuji Kohno, Fumie Ono
Optimizing Distance, Transmit Power and Allocation Time for Reliable Multi-Hop Relay System. EURASIP J. Wirel. Commun. Netw. 2012 (2012)
Pham Thanh Hiep, Ryuji Kohno
Capacity bound for full-duplex multiple-hop MIMO relays system in rayleigh fading. WTS (2012)
Ryuji Kohno
Foreword. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (4) (2012)
Yuichiro Koga, Chika Sugimoto, Ryuji Kohno
Congestion control routing protocol using priority Control for ad-hoc networks in an emergency. ITST (2012)
Md. Humayun Kabir, Ryuji Kohno
A Hybrid TOA-Fingerprinting Based Localization of Mobile Nodes Using UWB Signaling for Non Line-Of-Sight Conditions. Sensors 12 (8) (2012)
Kenichi Takizawa, Takahiro Aoyagi, Kiyoshi Hamaguchi, Ryuji Kohno
Channel modelling and performance evaluation of UWB-based wireless body area networks. Int. J. Ultra Wideband Commun. Syst. 2 (3) (2012)
Motoaki Hachisuka, Chika Sugimoto, Ryuji Kohno
Interference canseller method using hierarchical OMF against concatenated sequence. ITST (2012)
Pham Thanh Hiep, Ryuji Kohno
Trade-off of multiplexing-diversity gain for high throughput multiple-hop MIMO relay system. ISITA (2012)
Chika Sugimoto, Ryuji Kohno
Wireless Sensing System for Healthcare Monitoring Thermal Physiological State and Recognizing Behavior. BWCCA (2011)
Attaphongse Taparugssanagorn, Bin Zhen, Raffaello Tesi, Matti Hämäläinen, Jari H. Iinatti, Ryuji Kohno
A UWB WBAN channel model based on a pseudo-dynamic measurement. Ann. des Télécommunications 66 (3-4) (2011)
Keisuke Sodeyama, Ryuji Kohno
Low duty-cycle UWB communications design for body area network. MobileHealth@MobiHoc (2011)
Kaveh Ghaboosi, Matti Latva-aho, Ryuji Kohno
On a Distributed Cognitive MAC Protocol for IEEE 802.11s Wireless Mesh Networks. Wirel. Pers. Commun. 58 (3) (2011)
Hiroya Takano, Ryuji Kohno
A study on collaborative type of spatial multiplexing for virtual MIMO system. ICOIN (2011)
Pham Thanh Hiep, Ryuji Kohno
On the capacity of two-way distributed MIMO repeater system. WiMob (2011)
Huan-Bang Li, Ryuji Kohno
Standardization on Body Area Network and a Prototype System Based on UWB. J. Medical Syst. 35 (5) (2011)
Md. Humayun Kabir, Ryuji Kohno
A Hybrid Positioning Approach by UWB Radio Communication Systems for Non Line-Of-Sight Conditions. GLOBECOM (2011)
Ville Niemelä, Matti Hämäläinen, Jari H. Iinatti, Ryuji Kohno
IEEE 802.15.4a UWB receivers' performance in different body area network channels. ISABEL (2011)
Matti Hämäläinen, Jari H. Iinatti, Ryuji Kohno
Wireless communications in healthcare recent and future topics. ISABEL (2011)

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Publication Activity (10 Years)

Top Topics

Top Venues

Ryuji Kohno