Osamu Takyu

Orcid: 0000-0003-3221-6714

According to our database1, Osamu Takyu authored at least 135 papers between 2003 and 2024.

Collaborative distances:
  • Dijkstra number2 of five.
  • Erdős number3 of four.

Timeline

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Bibliography

2024
Packet-Level Index Modulation Based on Channel Activity Detection.
IEEE Trans. Wirel. Commun., April, 2024

Adaptive Resource Allocation Utilizing Periodic Traffic and Clock Drift in LPWAN.
IEEE Trans. Wirel. Commun., April, 2024

A Study on Estimation Method of Interference State during Frequency Sharing in 5G Cellular Systems.
Proceedings of the International Conference on Artificial Intelligence in Information and Communication , 2024

Shared Decision Making Using Distribution Estimation of Same Frequency Interference in 5G.
Proceedings of the International Conference on Artificial Intelligence in Information and Communication , 2024

Characterization of Discrimination of Number of Signal Collision Sensors Using Spectral Fluctuation Caused by Frequency Offset in Physical Wireless Parameter Conversion Sensor Networks.
Proceedings of the International Conference on Artificial Intelligence in Information and Communication , 2024

2023
Data Gathering Method with High Accuracy of Environment Recognition Using Mathematical Optimization in Packet-Level Index Modulation.
IEICE Trans. Commun., December, 2023

Data Gathering Scheme for Event Detection and Recognition in Low Power Wide Area Networks.
IEICE Trans. Commun., August, 2023

Three Level Recognition Based on the Average of the Phase Differences in Physical Wireless Parameter Conversion Sensor Networks and Its Effect to Localization with RSSI.
Sensors, March, 2023

Position Estimation of Radio Source Based on Fingerprinting With Physical Wireless Parameter Conversion Sensor Networks.
IEEE Access, 2023

Packet-Level Index Modulation Under Duty Cycle Constraints.
Proceedings of the 26th International Symposium on Wireless Personal Multimedia Communications, 2023

Resource Allocation for Periodic Traffic in Wireless Sensor Network.
Proceedings of the IEEE Wireless Communications and Networking Conference, 2023

Radio Sensor Detection of Interference to Satellite Earth Station in Frequency Spectrum Sharing.
Proceedings of the Fourteenth International Conference on Ubiquitous and Future Networks, 2023

Water Level Monitoring System based on 429MHz LoRa with Packet Level Index Modulation.
Proceedings of the Fourteenth International Conference on Ubiquitous and Future Networks, 2023

Implementation of PLIM on 429MHz LoRa/FSK with improved conversion table.
Proceedings of the Asia Pacific Signal and Information Processing Association Annual Summit and Conference, 2023

2022
Flexible Index Mapping Scheme for Packet-Level Index Modulation.
IEEE Wirel. Commun. Lett., 2022

Estimation Based on Chirp Modulation for Desired and Interference Power and Channel Occupancy Ratio in LoRa.
Sensors, 2022

Simple Clock Drift Estimation and Compensation for Packet-Level Index Modulation and Its Implementation in LoRaWAN.
IEEE Internet Things J., 2022

Performance Evaluation of Highly Efficient Information Collection Methods by Trend Analysis of Sensor Information Using Pre-learning.
Proceedings of the Thirteenth International Conference on Ubiquitous and Future Networks, 2022

High-Sensitivity Detection Method for Signals in PhyC-SN.
Proceedings of the Thirteenth International Conference on Ubiquitous and Future Networks, 2022

2021
Spatial Compression of Sensing Information for Exploiting the Vacant Frequency Resource Using Radio Sensors.
IEICE Trans. Commun., 2021

Overloaded Wireless MIMO Switching for Information Exchanging through Untrusted Relay in Secure Wireless Communication.
IEICE Trans. Commun., 2021

Optimal Construction of Access Rate to Superior Channel in Rendezvous Channel Based on Channel-Occupancy Ratio.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021

Achievable Rate Enhancement Based on Multi-Packet Indexing in Packet-Level Index Modulation.
IEEE Access, 2021

Autonomous Decentralized Traffic Control Using Q-Learning in LPWAN.
IEEE Access, 2021

Packet-Level Index Modulation for LoRaWAN.
IEEE Access, 2021

Transmission Timing Control Using ACK Signal in LoRaWAN.
Proceedings of the IEEE Wireless Communications and Networking Conference, 2021

Channel Allocation for LoRaWanConsidering Intra-System and Inter-System Interferences.
Proceedings of the 94th IEEE Vehicular Technology Conference, 2021

Channel Capacity for a Model of Packet Level Index Modulation in LPWA Networks.
Proceedings of the Twelfth International Conference on Ubiquitous and Future Networks, 2021

Proposal of interference power occupancy estimation method using chirp demodulation.
Proceedings of the Twelfth International Conference on Ubiquitous and Future Networks, 2021

Examination of efficient aggregation method of sensor information by wireless sensor network for event detection in frequency sharing.
Proceedings of the Twelfth International Conference on Ubiquitous and Future Networks, 2021

Actual Machine Experiment of Efficient Collection Method of Sensor Information in Wireless Sensors Network for Event Detection.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2021

Performance Evaluation of Efficient Collection Method of Sensor Information in Wireless Sensor Networks for Event Detection.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2021

DCT Compression Scheme for Wireless Sensor Information considering Spatial Correlation.
Proceedings of the International Conference on Information Networking, 2021

Highly Efficient Data Gathering with Tendency Prediction based on Position Information of Event in Wireless Sensor Networks.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2021

2020
Construction of Selection-Scheduling of Accessing Node for High Efficiency Information Exchanging in Overloaded Wireless MIMO Switching.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2020

Verification of Interference Estimation by a Radio Sensor Considering Detection Sensitivity for Dynamic Spectrum Access in Spatial White Space.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2020

Adapting the number of replicas in the E-IRSA system using the power control.
Proceedings of the 2020 International Conference on Information Networking, 2020

Data Fusion Method Exploiting Data Correlation for Physical Wireless Parameter Conversion Sensor Networks.
Proceedings of the 2020 International Conference on Information Networking, 2020

Specification of Link Quality Degradation in WLAN based on MCS and Retransmission Flag.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2020

Estimation of Desired power and Undesired power Using Chirp Demodulation and Evaluation of Accuracy.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2020

Autonomous Decentralized Transmission Timing Control in Wireless Sensor Network.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2020

2019
ID Insertion and Data Tracking with Frequency Offset for Physical Wireless Parameter Conversion Sensor Networks.
Sensors, 2019

Adaptive Channel Assignment With Predictions of Sensor Results and Channel Occupancy Ratio in PhyC-SN.
IEEE Access, 2019

Q-Learning Aided Resource Allocation and Environment Recognition in LoRaWAN With CSMA/CA.
IEEE Access, 2019

Adaptive Transmission Control with Prediction of Sensing Results for PhyC-SN.
Proceedings of the IEEE Radio and Wireless Symposium, 2019

Spectrum Sharing Exploiting Spectrum Database for LPWA.
Proceedings of the Eleventh International Conference on Ubiquitous and Future Networks, 2019

Overloaded Wireless MIMO Switching for Secure Wireless Communication Exchanging to Untrusted Relay.
Proceedings of the Eleventh International Conference on Ubiquitous and Future Networks, 2019

Optimal Channel Selection Rate of Slave Terminal for Rendezvous Channel Scheme based on Channel Occupancy Rate.
Proceedings of the Eleventh International Conference on Ubiquitous and Future Networks, 2019

Data Separation Considering Smoothness of Sensing Data in Physical Wireless Parameter Conversion Sensor Networks.
Proceedings of the 33rd International Conference on Information Networking, 2019

Network MIMO with Interference Cancellation for Cloud-Cooperated Wireless Sensor Networks.
Proceedings of the 33rd International Conference on Information Networking, 2019

Performance Evaluation of Information-Sharing Scheme Among Multiple Destinations with Mirroring Null Steering in Single Antenna Networks.
Proceedings of the 33rd International Conference on Information Networking, 2019

Access Decision based on Secure Capacity for prevention to CSI Impersonation of Untrusted Relay.
Proceedings of the 2019 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2019

Recognition and Countermeasure to Hidden Terminal Problem by Packet Analysis in Wireless LAN.
Proceedings of the 2019 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2019

2018
Clustering Transmission Opportunity Length (CTOL) Model over Cognitive Radio Network.
Sensors, 2018

Fast Rendezvous Scheme with a Few Control Signals for Multi-Channel Cognitive Radio.
IEICE Trans. Commun., 2018

Transmit control and data separation in physical wireless parameter conversion sensor networks with event driven sensors.
Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2018

Channel assignment based on predictions of sensing result and channel occupancy rate in PhyC-SN.
Proceedings of the 2018 IEEE Wireless Communications and Networking Conference, 2018

Measurement Experiments on 920 MHz Band for Spectrum Sharing with LoRaWAN.
Proceedings of the 88th IEEE Vehicular Technology Conference, 2018

Consideration of security for PLNC with untrusted relay in game theoretic perspective.
Proceedings of the 2018 IEEE Radio and Wireless Symposium, 2018

Secure information sharing with mirroring null steering through untrusted relay with two antennas.
Proceedings of the 2018 IEEE Radio and Wireless Symposium, 2018

Modified rendezvous scheme with inferring access channel probability of slave by master.
Proceedings of the 2018 International Conference on Information Networking, 2018

Transmit control for secure information sharing in untrusted relay with two antennas.
Proceedings of the 2018 International Conference on Information Networking, 2018

Experimental study of signaling with IFDMA modulation and nonlinear amplifying for recovering access channel mismatch.
Proceedings of the 2018 International Conference on Information Networking, 2018

A Signal Separation Method for Physical Wireless Parameter Conversion Sensor Networks Using K-Shortest Path.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018

Experimental Evaluation of Interference Robustness for Frequency Spectrum Sharing in WLAN Systems.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018

Data Separation Technique using Spatial Correlation of Sensing Results for Physical Wireless Parameter Conversion Sensor Networks.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018

2017
Optimal cluster head selection and rotation of cognitive wireless sensor networks for simultaneous data gathering and long life system.
Int. J. Distributed Sens. Networks, 2017

Fusion Center Controlled MAC Protocol for Physical Wireless Parameter Conversion Sensor Networks (PHY-C SN).
IEICE Trans. Commun., 2017

Measurement Technique for Occupancy Ratio and Transition Ratio in Cognitive Radio System.
Proceedings of the 2017 IEEE Wireless Communications and Networking Conference Workshops, 2017

Data Tracking Using Frequency Offset and SIC for Physical Wireless Conversion Sensor Networks.
Proceedings of the 2017 IEEE Wireless Communications and Networking Conference Workshops, 2017

Control Signal Transmission Based on IFDMA and Receiver with Nonlinear Amplifier for Compensating Access Channel Mismatch.
Proceedings of the 86th IEEE Vehicular Technology Conference, 2017

Secure Channel Selection Using Multi-Armed Bandit Algorithm in Cognitive Radio Network.
Proceedings of the 85th IEEE Vehicular Technology Conference, 2017

Robust channel selection method under home electronics-derived electromagnetic wave interference.
Proceedings of the Ninth International Conference on Ubiquitous and Future Networks, 2017

Multiple information collection with frequency offset compensation by utilizing physical wireless parameter conversion sensor network (PHY-C SN).
Proceedings of the Ninth International Conference on Ubiquitous and Future Networks, 2017

Performance evaluation of M-ary SS/OFDM systems with short spread spectrum codes over visible light channels.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2017

Spectrum edge decision method for energy detection with FFT.
Proceedings of the 2017 International Conference on Information Networking, 2017

Optimization of multi-channel access in learning assisted measurement of channel occupancy ratio by USRP.
Proceedings of the 2017 International Conference on Information Networking, 2017

Optimal cluster head selection and rotation of cognitive wireless sensor networks for simultaneous data gathering.
Proceedings of the 2017 International Conference on Information Networking, 2017

Multiband hierarchical ad hoc network with wireless environment recognition.
Proceedings of the 2017 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2017

A study of monitoring system for radio leak with massive radio sensors.
Proceedings of the 2017 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2017

2016
Optimal impersonation of CSI for maximizing leaked information to untrusted relay in PLNC.
Proceedings of the IEEE Wireless Communications and Networking Conference, 2016

Performance evaluation of multi-target tracking for PhyC-SN.
Proceedings of the IEEE Wireless Communications and Networking Conference Workshops, 2016

Novel two-stage spectrum sensing for energy detection with FFT.
Proceedings of the IEEE Wireless Communications and Networking Conference Workshops, 2016

Multi-target tracking based on features of sensing results and wireless parameters for physical wireless parameter conversion sensor networks.
Proceedings of the 2016 IEEE Radio and Wireless Symposium, 2016

Highly efficient environment aware wireless sensor network.
Proceedings of the 13th IEEE Annual Consumer Communications & Networking Conference, 2016

Fundamental study of decomposition based on heterogeneous sensing data in physical conversion sensor networks.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2016

2015
Data Tracking and Effect of Frequency Offset to Simultaneous Collecting Method for Wireless Sensor Networks.
Int. J. Distributed Sens. Networks, 2015

Optimization of Learning Time for Learning-Assisted Rendezvous Channel in Cognitive Radio System.
IEICE Trans. Commun., 2015

Precise BER Analysis of Repetition Coded OFDM Systems over Time- and Frequency-Selective Rayleigh Fading Channels.
IEICE Trans. Commun., 2015

Joint Resource Allocation with Interference Constraint for Cognitive Multi-Hop Wireless Networks.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2015

Evaluation of information leak by robustness evaluation of countermeasure to disguised CSI in PLNC considering physical layer security.
Proceedings of the 2015 IEEE Radio and Wireless Symposium, 2015

Unifying of frequency channel for spectrum sharing in wireless sensor networks with star topology.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2015

Selection method of cluster head in wireless sensor networks of wireless physical conversion for spectrum sharing.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2015

Performance evaluation of the physical layer security using artificial noise and relay station.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2015

2014
Dynamic Spectrum Sharing for OFDMA-Based Multi-hop Cognitive Radio Networks with Priority.
Wirel. Pers. Commun., 2014

Resource Block Assignment to Reduce Peak to Average Power Ratio in Multi-User OFDM.
IEICE Trans. Commun., 2014

Effect of PAPR reduction to BS cooperation MIMO systems under multi-cell environment.
Proceedings of the 2014 IEEE Radio and Wireless Symposium, 2014

Protocol analysis of signal detection for deriving minimum isolation distance for frequency recycling under WLAN.
Proceedings of the 2014 IEEE Radio and Wireless Symposium, 2014

Secondary transmit beamformings for spectrum leasing in CRNs in the presence of eavesdropper.
Proceedings of the 25th IEEE Annual International Symposium on Personal, 2014

Robustness against fading fluctuation in Hermite-symmetric subcarrier coding for OFDM systems.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2014

Performance evaluation of acoustic OFDM with repetition coding.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2014

Data tracking and effect of frequency offset to simultaneous collecting method for wireless sensor networks.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2014

Learning assisted rendezvous channel in cognitive radio system.
Proceedings of the IEEE International Conference on Communication Systems, 2014

Physical layer network coding with multiple untrusted relays for physical layer security.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2014

2013
Adaptive Iterative Decoding of Finite-Length Differentially Encoded LDPC Coded Systems with Multiple-Symbol Differential Detection.
IEICE Trans. Commun., 2013

Resource control for cognitive multi-hop network in traffic cross environment.
Proceedings of the 2013 IEEE International Conference on Pervasive Computing and Communications Workshops, 2013

Adaptive control based on theoretical analysis in RC-OFDM systems.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2013

Design and implementation of OFDM signal processing on PSoC microcontroller.
Proceedings of the International Conference on Information and Communication Technology Convergence, 2013

2012
Double stage and combining detection for cyclo-stationary feature.
Proceedings of the 2012 IEEE Radio and Wireless Symposium, 2012

Optimal subcarrier assignment for single cell multiuser OFDM system.
Proceedings of the 2012 IEEE Radio and Wireless Symposium, 2012

Improved soft-output M-algorithm for differential encoded LDPC coded systems with multiple-symbol differential detection.
Proceedings of the 23rd IEEE International Symposium on Personal, 2012

Theoretical analysis of resource block assignment based on PAPR in two base station cellular system.
Proceedings of the 23rd IEEE International Symposium on Personal, 2012

Power-amplifier-inserted transversal filter for application to pulse-density-modulation switching-mode transmitters.
Proceedings of the International Symposium on Communications and Information Technologies, 2012

2011
An Autonomous Selective Cooperative ARQ Protocol for Hybrid Mobile Wireless Sensor Networks.
J. Commun., 2011

Performance for MAC Level Channel Capacity in Cognitive Radio with Carrier Sense Multiple Access and Transmitting Power Control.
Proceedings of the 74th IEEE Vehicular Technology Conference, 2011

Fundamental study on adaptive ACK link control for downloading based on TCP connection in mobile wireless communication.
Proceedings of the IEEE 22nd International Symposium on Personal, 2011

A nearest transmitter classification method for VLC based positioning system.
Proceedings of the IEEE 22nd International Symposium on Personal, 2011

On Physical Layer Simulation Model for 6-Axis Sensor Assisted VLC Based Positioning System.
Proceedings of the Global Communications Conference, 2011

Low complexity cyclostationary feature detection method to compenstate cyclostationarity-degradation by guard interval insertion.
Proceedings of the 6th International ICST Conference on Cognitive Radio Oriented Wireless Networks and Communications, 2011

2010
Phase Rotation for Constructing Uniform Frequency Spectrum in IFDMA Communication.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010

Frequency Rotation for Suppressing Multipath Interference and Achieving Large Frequency Diversity in Uplink IFDMA.
IEICE Trans. Commun., 2010

2009
Scattered Pilot Assisted Channel Estimation for IFDMA Uplink.
IEICE Trans. Commun., 2009

A study of cooperative communication with consideration of power loss caused by relay abortion.
Proceedings of the 2009 6th International Symposium on Wireless Communication Systems, 2009

2008
Frequency Spectrum Rotation in Interleaved Frequency Division Multiplexing.
IEICE Trans. Commun., 2008

Frequency rotation for suppressing path interference and achieving large frequency diversity in uplink IFDMA.
Proceedings of the IEEE 19th International Symposium on Personal, 2008

2007
Relay Method of Sending Soft Decision Symbol Based on the Result of Error Detecting Code in Cooperative Communication.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007

IFDM for Downlink Wireless Access Scheme and Performance Comparison to MC-CDM.
Proceedings of the IEEE 18th International Symposium on Personal, 2007

2006
A Sign Selection Method of Orthogonal Variable Spreading Factor Code for Peak Power Reduction in Multi-Rate OFCDM Systems.
IEICE Trans. Commun., 2006

Companding System Based on Time Clustering for Reducing Peak Power of OFDM Symbol in Wireless Communications.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006

Evaluation of Asymmetric TDD Systems Employing AMC and HARQ by Considering MCS Selection Errors.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006

IP Packet Loss Compensation Scheme with Bicast and Forwarding for Handover in Mobile Communications.
Proceedings of the IEEE 17th International Symposium on Personal, 2006

Relay method of sending soft decided symbol in cooperative communication.
Proceedings of the Fifth IASTED International Conference on Communication Systems and Networks, 2006

2005
Criterion for Reducing Error Rate Degradation by Nonlinear Amplifier for Multicarrier Transmission.
IEICE Trans. Commun., 2005

2004
Companding system with time clustering.
Proceedings of the IEEE 15th International Symposium on Personal, 2004

2003
Frequency offset compensation with MMSE-MUD for multi-carrier CDMA in quasi-synchronous uplink.
Proceedings of IEEE International Conference on Communications, 2003


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