Fujii Takeo

发表

Measurement Method of Channel Occupancy Rate for Channel Assignment in Physical Wireless Parameter Conversion Sensor Networks

Takyu Osamu, Fujii Takeo, Shirai Keiichiro, 2018 .

A Study on Detection Method of Low SNR Nodes in Cooperative Spectrum Sensing

Fujii Takeo, Ohta Mai, Muraoka Kazushi, 2010 .

Performance evaluation of secure capacity for information sharing with mirroring null steering

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2018 .

Scheduling Method based on Capacity Conservation Ratio for Small Cell in Heterogeneous Network

Fujii Takeo, Inage Kei, 2013 .

False Alarm and Miss Detection in Spectrum Sensing with Nonlinear Front end

Nakagawa Masao, Ohtsuki Tomoaki, Takyu Osamu, 2010 .

Environmental Aware Hierarchical Wireless Ad Hoc Network on Multiple Frequency Bands and Multiple Channels

Takyu Osamu, Fujii Takeo, Ohta Mai, 2017 .

Routing Redundancy Reducing Method for U-Bus Air using Cloud Cooperation

Fujii Takeo, Sanada Hiroshi, Aizawa Reina, 2017 .

High Density Spectrum Sharing Method Considering Interference among Multiple Secondary Users in Cognitive Radio

Fujii Takeo, Inage Kei, Kosugi Takashi, 2013 .

A study of adaptive transmission control and accurate data separation with prediction of sensing results in PhyC-SN

Takyu Osamu, Fujii Takeo, Shirai Keiichiro, 2018 .

Impact of Spectrum Database-assisted Any-to-Any Radio Propagation Estimation on Multihop Routing

Fujii Takeo, Inage Kei, Sato Koya, 2016 .

Channel Assignment Method for Effective Entry of New Secondary Users in Cognitive Radio

Fujii Takeo, Kosugi Takashi, 2014 .

A study on energy detection with FFT in cognitive radio systems for improving detection performance

Takyu Osamu, Fujii Takeo, Ohta Mai, 2016 .

Performance Evaluation of the Physical Layer Security Using Artificial Noise and Relay Station

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2014 .

Rendezvous channel with using learning measurement method for occupancy ratio under multi-channel environment

Takyu Osamu, Fujii Takeo, Sasamori Fumihito, 2012 .

Physical Layer Security Using Multi-band Transmission Considering Power Allocation and Channel Selection

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2013 .

Decomposition based on Heterogeneous Sensing Data in Physical Wireless Conversion Sensor Networks

Takyu Osamu, Fujii Takeo, Shirai Keiichiro, 2016 .

Experimental Verification of Frequency-Correlation for Radio Environment Recognition Using Crowd Sensing

Fujii Takeo, Inage Kei, Sato Koya, 2017 .

Spectrum Sharing in Cooperation with Time-Space Radio Environment Database

Fujii Takeo, Aoki Yuya, 2018 .

Relativity Synchronous Carrier Sense Multiple Access Method

Nakagawa Masao, Fujii Takeo, XuanMai Tran, 2007 .

Consideration of security for PLNC with Untrusted Relay by double-objective optimization problem

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2019 .

A study of multi-antenna relay with mirroring null steering and artificial noise for secure information sharing among multiple nodes

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2018 .

Quasi-Optimal Construction of Transmit Power Control in Physical Lanyer Network Coding for Enlarging Secure Capacity

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2015 .

Cognitive MIMO Mesh Network -- Study on energy based signal detection in cognitive radio

Ono Fumie, Sakaguchi Kei, Fujii Takeo, 2007 .

Cognitive Radio System with Carrier Sense Assisted by Cellular System

Nakagawa Masao, Fujii Takeo, Haruyama Shinichiro, 2007 .

Field Tests of Multi-channel Inter-Vehicle Communication Network over White Space

Fujii Takeo, Ohta Mai, Tsuru Masato, 2011 .

Augmented Learning of Wireless Communication Environment for Forwarding Frequency Spectrum Sharing

Takyu Osamu, Fujii Takeo, Ohta Mai, 2018 .

Forward Interference Avoidance for Ad hoc networks with adaptive array antennas

Fujii Takeo, Suzuki Yasuo, Kamiya Yukihiro, 2006 .

Analytical Transmit Power Design for Gathering Sensing Information on Shared Primary Spectrum with Individual and Cooperative Hybrid Sensing

Fujii Takeo, Ohta Mai, Muraoka Kazushi, 2010 .

[Invited Talk] Smart Spectrum for V2X Communication

Fujii Takeo, 2017 .

A Study of Bit Error Rate Improving Methods Combining with Synchronous Acquisition for Digital Public Private Mobile Radio Systems Employing Heterogeneous Cognitive Radio

Fujii Takeo, Moriyama Masafumi, 2013 .

Performance evaluation of a leakage suppression method for a bandwidth estimation based on energy detection with FFT

Takyu Osamu, Fujii Takeo, Ohta Mai, 2015 .

Secondary Node Cooperation with Enhancing Secure Capacity under Existence of Primary System

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2013 .

Data Separation based on K-Shortest Passing Scheme for Physical Wireless Conversion Sensor Networks

Takyu Osamu, Fujii Takeo, Ohta Mai, 2016 .

Spectrum Sharing exploiting Spectrum Database for LPWA

Takyu Osamu, Fujii Takeo, Ohta Mai, 2019 .

Design of Layered Adaptive Network Coded Cooperation for Wireless Sensor Networks

Fujii Takeo, Ishibashi Koji, Lin Huifa, 2013 .

Power Control exploiting Spectrum Database for V2V Communication Systems

Fujii Takeo, Sato Koya, Katagiri Keita, 2018 .

Identification of Link Quality Degradation in WLAN based on MCS and Retransmission Flag

Takyu Osamu, Fujii Takeo, Ohta Mai, 2020 .

TDMA Multi-hop Wireless Network using Dynamic Subcarrier Control

Fujii Takeo, 2008 .

Modulation Identification with Mean Power Variance in CDMA Wireless Communication System

Nakagawa Masao, Takyu Osamu, Fujii Takeo, 2009 .

Narrowband Interference Suppression using PIAA for UWB-IR Communication Systems

Fujii Takeo, Suzuki Yasuo, Kamiya Yukihiro, 2005 .

Highly Accurate Estimation of Radio Propagation using Model Classifier

Fujii Takeo, Inage Kei, Sato Koya, 2019 .

Smart Spectrum for Future IoT

Fujii Takeo, 2016 .

A Study on Frequency-domain Interpolation of a Radio Environment Map for Bands of Cellular System

Fujii Takeo, Inage Kei, Sato Koya, 2019 .

The Measurement Evaluation of The Occupancy Ratio by USRP applied The Learning Measurement Method for Occupancy Ratio for Effective Use of Multi- Channel in Wireless LAN Environment

Takyu Osamu, Fujii Takeo, Ohta Mai, 2015 .

Data Separation with Gradient of Sensing Data in Physical Wireless Parameeter Conversion Networks

Takyu Osamu, Fujii Takeo, Shirai Keiichiro, 2018 .

Control Channel Selection Method for Improving Channel Efficiency in Cognitive Radio Systems

Fujii Takeo, Ohta Mai, Rocke Sean, 2012 .

Performance for MAC Layer's Channel Capacity in Cognitive Radio with Carrier Sense Multiple Access and Transmitting Power Control

Takyu Osamu, Fujii Takeo, Umeda Yohtaro, 2010 .

A Study on Improvement of Low-Complexity Cyclostaionary Feauture Detection Method for Compensating Cyclostationarity-degradation

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2011 .

A spatio-temporal blind RAKE combining for M-ary/SS systems based on CMA criteria

Fujii Takeo, Suzuki Yasuo, Kamiya Yukihiro, 2005 .

Accuracy improvement of Measurement-based Spectrum Database using Self-Organizing Maps

Fujii Takeo, Inage Kei, Sato Koya, 2017 .

Information Estimation for Wireless Sensor Networks using Information Gathering Method with Time and Frequency Signals

Fujii Takeo, Endo Tomomi, 2012 .

An Application of a New Cognitive Radio using Adaptive Array Antennas for Wireless Ad Hoc Networks

Fujii Takeo, Suzuki Yasuo, Kamiya Yukihiro, 2006 .

Cooperative Relaying MC/DS-CDMA Road to Vehicle Communication System

Fujii Takeo, Suzuki Yasuo, Padmasiri Ranjith, 2007 .

Effect of Measurement Errors of Channel Selection Based on Markov Chain Model

Fujii Takeo, Ohta Mai, Kitamura Masayuki, 2012 .

A Stable Routing for Multi hop Cognitive Radio Mesh Networks

Fujii Takeo, Parvin Shamsad, 2011 .

User Mobility Aware Resource Allocation for Cognitive Radio Networks

Fujii Takeo, Peng Hailan, 2013 .

A Study on Channel Assignment Method Considering Mutual Interference Based on MAC Layer Databese

Takyu Osamu, Fujii Takeo, Ohta Mai, 2015 .

Optimization of Viterbi decoding employing a heterogeneous cognitive radio for public mobile communication systems

Fujii Takeo, Moriyama Masafumi, 2013 .

Construction of Time-Space Radio Environment Database using HMM for Cooperative Sensing

Fujii Takeo, Aoki Yuya, 2018 .

Construction of Channel Connection Time Rate for High Speed Learning Assisted Rendezvous Channel

Takyu Osamu, Fujii Takeo, Ohta Mai, 2014 .

Dynamic Resource Allocation based on Tendency Prediction of Sensing Results in Physical Wireless Conversion Sensor Networks

Takyu Osamu, Fujii Takeo, Ohta Mai, 2017 .

Multiple Information Collection by Utilizing Physical Wireless Parameter Conversion Sensor Network (PHY-C SN)

Takyu Osamu, Fujii Takeo, Ohta Mai, 2016 .

Single Channel Blind Source Separation of Energy Detection Using EMD for Cognitive Radio

Fujii Takeo, Liu Hang, 2016 .

Theoretical Analysis for MAC Layer's Channel Capacity in Cognitive Radio with Carrier Sense Multiple Access and Transmitting Power Control

Horie Shunta, Takyu Osamu, Fujii Takeo, 2011 .

Spreading Factor Allocation for End Device Lifetime Extension in LoRa Networks

Fujii Takeo, Umebayashi Kenta, Narieda Shusuke, 2020 .

Detection Method for Recognizing Number of Parallel Transmitted Symbols in MIMO-Cognitive Wireless Communication

Nakagawa Masao, Takyu Osamu, Fujii Takeo, 2008 .

A Study on Wireless Cooperative Schemes Using Opportunistic Cluster Relay

Fujii Takeo, Lin Huifa, 2011 .

Experimental Evaluation of Weighted Cooperative Sensing Based on Advanced Spectrum Database

Fujii Takeo, Inage Kei, Ishibashi Koji, 2014 .

A study on Pattern Recognition for Number of Parallel Transmitted Symbols in MIMO Cognitive Wireless Communication

Nakagawa Masao, Takyu Osamu, Fujii Takeo, 2009 .

Efficient Dynamic Channel Utilization for Multi-hop Cognitive Radio by Considering Channel Priority based on Link Occupancy

Takyu Osamu, Fujii Takeo, Kako Shuta, 2011 .

High Speed High Reliability Synchronized Wireless Distributed Network based on Cognitive Concept

Ono Fumie, Sakaguchi Kei, Fujii Takeo, 2008 .

A CSMA/CA Based MAC Protocol to Improve TCP Performance in Multi-hop Cognitive Network

Fujii Takeo, Kimura Takamasa, 2011 .

A Novel Spectrum Sensing Method Using Multi-Antennas without Channel State Information

Fujii Takeo, Al-Abbasi Abdulrahman, 2009 .

OFDMA Resource Allocation for Multicasting Video to Users with Heterogeneous Equipments

Fujii Takeo, Lee Kyesan, Kim Daeyeon, 2012 .

Fundamental study of decomposition based on heterogeneous sensing data in physical conversion sensor networks

Takyu Osamu, Fujii Takeo, Shirai Keiichiro, 2016 .

Implementation and Evaluation of Distributed Control and Data Channel Coordination Algorithms for V2V DSA

Fujii Takeo, Tsuru Masato, Oie Yuji, 2010 .

Performance Comparisons of Secondary Transmit Beamformings for Spectrum Leasing in Cognitive Radio Networks in the Presence of Eavesdropper

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2014 .

Building a Statistical Model for Path Loss and Shadow Fading Correlation With Vehicular Sensors

Fujii Takeo, Altintas Onur, Tanaka Hideaki, 2015 .

Construction of Decision Threshold and Reception of Multiple Antenna for Compensating Frequency Offset in Wireless Sensor Network of Simultaneous Data Collection

Takyu Osamu, Fujii Takeo, Shirai Keiichiro, 2015 .

A Radio Environment Aware Computation Offloading for Mobile Edge Computing

Fujii Takeo, Sato Koya, 2017 .

Experimentation and Indoor Emulation of Primary User Protection using One-Segment Broadcasting

Fujii Takeo, Tsuru Masato, Oie Yuji, 2013 .

Spectrum database-assisted radio propagation prediction for wireless distributed networks: A geostatistical approach

Fujii Takeo, Inage Kei, Sato Koya, 2016 .

Statistical Information-aided Transition Detection Method using Weighted Cooperative Sensing

Fujii Takeo, Wang Hao, 2015 .

Signal Transmission Method based on IFDMA and Nonlinear Power Amplifier under Accessing Channel

Takyu Osamu, Fujii Takeo, Shiro Handa, 2017 .

Data Tracking in Wireless Sensor Network of Simultaneous Data Collection Scheme

Takyu Osamu, Fujii Takeo, Shirai Keiichiro, 2014 .

High Speed Rendezvous Channel based on Recursive Update Measurement Method for Channel Occupancy Ratio

Takyu Osamu, Fujii Takeo, Umeda Yohtaro, 2011 .

Spatial Spectrum Sharing among Micro Operators considering Distribution on Measurement-based Spectrum Database

Fujii Takeo, Aoki Yuya, Katagiri Keita, 2018 .

Data Fusion Method exploiting Data Correlation for Physical Wireless Parameter Conversion Sensor Networks

Takyu Osamu, Fujii Takeo, Ohta Mai, 2019 .

A Study of Channel List for Fast Rendezvous Scheme based Estimated Channel Occupancy

Takyu Osamu, Fujii Takeo, Shirai Keiichiro, 2017 .

Secure Channel Selection based on UCB Algorithm with Secrecy Capacity

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2015 .

A Study on Frequency Asynchronous Spectrum Hole Detection Method

Takyu Osamu, Fujii Takeo, Ohta Mai, 2017 .

A novel modulation classification method in cognitive radios using higher-order cumulants and denoising stacked sparse autoencoder

Fujii Takeo, Zhu Xu, 2016 .

Resource Allocation Algorithm for Multicasting Compressed Video Packets over OFDM Channel

Fujii Takeo, Lee Kyesan, Kim Daeyeon, 2011 .

Time Series Analysis of Multiple Primary Users by Cooperative Sensing based on SDAR Algorithm

Fujii Takeo, Aoki Yuya, Abe Akihisa, 2018 .

Closed Loop Timing Synchronization for Start Topology Composed of Many Nodes

Takyu Osamu, Fujii Takeo, Ohta Mai, 2014 .

FFR-based Max-CIR Scheduling of Cognitive Radio Mobile Network Utilizing White Space Spectrum

Fujii Takeo, Inage Kei, Ariyoshi Masayuki, 2011 .

High Contribution Node Selection for Cognitive Radio Networks

Fujii Takeo, Yasuda Hiroto, 2007 .

High Density Spectrum Sharing Method among Micro Operators considering Mesurement-based Spectrum Database

Fujii Takeo, Aoki Yuya, Katagiri Keita, 2019 .

Joint Femtocell Clustering and Cross-tier Interference Mitigation with Distributed Antenna System in Small Cell Networks

Fujii Takeo, Ndong Massa, 2013 .

MMSE/MSN combined adaptive array antenna for packet communication systems

Fujii Takeo, Suzuki Hiroyuki, Suzuki Yasuo, 2005 .

Low-Complexity Cyclostaionary Feauture Detection Method for Compensating Cyclostationarity-Degradation by Guard Interval Insertion

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2011 .

Adaptive band and power control for spectrum shared mobile systems

Fujii Takeo, Nakajo Hirofumi, 2019 .

Frequency Assigned Multi-Dimensional Information Gathering Method

Fujii Takeo, Endo Tomomi, Sakai Shunta, 2013, AmI 2013.

Fundamental Study of Cognitive Radio System enlarging acceptable Transmitter Power by Transmit power control based Detection of Modulation Scheme

Nakagawa Masao, Takyu Osamu, Fujii Takeo, 2009 .

Time-Frequency Analysis based PSK Modulation Classification

Fujii Takeo, Zhu Xu, 2014 .

A Study of Throughput Performance of Relaying System According to Relay Station Function for Multi-hop Cellular System

Fujii Takeo, Okamoto Yuji, 2011 .

Parameter Control Method for Physical Wireless Parameter Conversion Sensor Networks based on Estimated Mixture Distribution

Takyu Osamu, Fujii Takeo, Ohta Mai, 2015 .

将来小細胞ネットワークのためのアンダーレイマクロセルシステムにおけるクロス層干渉の取り扱い【Powered by NICT】

Fujii Takeo, Ndong Massa, 2017 .

Adjacent Cell Interference Reduction Using Multiuser MIMO Relay Station

Fujii Takeo, Fujii Kensuke, 2010 .

Evaluation of radio propagation characteristics with Various Antenna High for 920MHz frequency sharing

Takyu Osamu, Fujii Takeo, Ohta Mai, 2019 .

A Study of Sensing Level for Spectrum Shared Cognitive Radio

Fujii Takeo, 2009 .

Mesh Clustering for Measurement-based Spectrum Database

Fujii Takeo, Hasegawa Rei, 2017 .

Random access network with cloud-cooperated interference cancellation using adaptive number of transmit replicas

Takyu Osamu, Fujii Takeo, Mai Ohta, 2018 .

An Analytical Evaluation of Power Conrol Method Based on Capacity Conservation Ratio Considering Rayleigh Fading Effect

Fujii Takeo, Muraoka Kazushi, Inage Kei, 2010 .

An effect evaluation of leakage with windowed FFT based energy detection for narrowband signal detection

Takyu Osamu, Fujii Takeo, Ohta Mai, 2015 .

Some Theoretical Analyses for Maximum Cyclic Autocorrelation Selection Based Spectrum Sensing

Fujii Takeo, Umebayashi Kenta, Cho Daiki, 2017 .

Spectrum Sensing Using Hidden Markov Model for Measurement Based Spectrum Database

Fujii Takeo, Ichikawa Koji, 2016 .

Detection of Error Tracking Based on Spacial Correlation in Physical Wireless Parameter Conversion Sensor Networks

Takyu Osamu, Fujii Takeo, Shirai Keiichiro, 2018 .

A Study of Sensing Sensitivity Improvement Method Using Iterative Cooperative Sensing

Fujii Takeo, Ohta Mai, 2011 .

A MAC protocol for tree structure wireless mesh network utilizing multi antenna

Fujii Takeo, Sato Norihiko, Fujii Takeo, 2007 .

Multiband RF Fingerprint Based Location System

Nakagawa Masao, Fujii Takeo, Sertthin Chinnapat, 2009 .

Identified Primary Sensing using Energy Detection with Radio Environment Information

Fujii Takeo, Southivong Vannapha, 2014 .

Cooperative Weighted Indoor Positioning Method in Wireless Sensor Networks

Takyu Osamu, Fujii Takeo, Ohta Mai, 2016 .

A Study of Spectrum Sharing Methods for Secondary-Secondary Spectrum Shared Cognitive Radio

Fujii Takeo, 2010 .

A Study of Secure PLNC Relaying with Untrusted Relay in Game Theoretic Perspective

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2017 .

Sub-band Pre-Channel Compensation at Relay Station for MC-CDMA Downlink Relay System

Fujii Takeo, Zheng Haiyan, 2010 .

Spatial Measurement Based Radio Environment Database Using Spectrum Sensing in Cognitive Radio

Fujii Takeo, Ohta Mai, Inage Kei, 2012 .

Environment Aware Information Gathering Wireless Sensor Network

Takyu Osamu, Fujii Takeo, Ohta Mai, 2016 .

Experimental Verification of Frequency-Correlation of Radio Propagation Characteristics for Radio Environment Recognition

Fujii Takeo, Inage Kei, Sato Koya, 2018 .

Parameter Estimation of Multiple Primary Users Using Spectrum Sensing with HMM

Fujii Takeo, Aoki Yuya, Ide Teruji, 2018 .

Delivery Delay Reduction by Relay-Assisted Inter-Vehicle Broadcast Communications

Fujii Takeo, Ishibashi Koji, TienTrien Le, 2016 .

Field Experiments of Distributed Autonomous Multi-Hop Vehicle-to-Vehicle Communications over TV White Space

Fujii Takeo, Tsuru Masato, Oie Yuji, 2012 .

Joint routing and spectrum allocation for multi-hop inter vehicle communication in cognitive radio networks

Fujii Takeo, Suzuki Tsubasa, 2014 .

An Elemental Study of MAC Protocol for Cognitive Radio and Introduction of Integrated Simulator

Horie Shunta, Takyu Osamu, Fujii Takeo, 2013 .

Wireless Sensor Network using Information Converting to Wireless Physical Parameters

Fujii Takeo, Ohta Mai, Endo Tomomi, 2013 .

Study of communication quality improvement methods for broadband public safety wireless communication systems employing heterogeneous cognitive radio

Fujii Takeo, Moriyama Masafumi, 2015 .

High-Accurate and Time-Traceable Occupancy Ratio Measurement for Cognitive Radio System

Takyu Osamu, Fujii Takeo, Sasamori Fumihito, 2012 .

Frequency Sharing Method using Frequency Priority Table for Reducing Interference among Secondary Systems

Fujii Takeo, Ohta Mai, Inage Kei, 2011 .

A Study on Undesired Spectrum Detection Method with FFT

Takyu Osamu, Fujii Takeo, Ohta Mai, 2014 .

Performance Evaluation Considering Cost of Multi-cell Cooperative HetNet

Fujii Takeo, Onda Naoki, 2013 .

Characteristics of Synchronization and Bit Error Rate for Public Mobile Communication Systems Employing Heterogeneous Cognitive Radio

Fujii Takeo, Moriyama Masafumi, 2014 .

A Study of MAC Protocol for Cognitive Radio Systems

Takyu Osamu, Fujii Takeo, 2011 .

A Study on Wireless Resource Allocation Using Machine Learning

Takyu Osamu, Fujii Takeo, Ohta Mai, 2018 .

Inter System Interference Evaluation between Primary Systems and Ad-hoc Cognitive Radio

Fujii Takeo, Suzuki Yasuo, Kamiya Yukihiro, 2006 .

To cognitive radio from software defined radio

Fujii Takeo, Suzuki Yasuo, Kamiya Yukihiro, 2005 .

A Calibration Method for Crowdsensing Based Radio Environment Database

Fujii Takeo, Inage Kei, Sato Koya, 2018 .

Reinforcement learning aided orthogonal frequency allocation in LoRaWAN

Takyu Osamu, Fujii Takeo, Ohta Mai, 2019 .

A Study on Available Bnad of Asynchronous OFDM under Cognitive Radio

Nakagawa Masao, Ohtsuki Tomoaki, Takyu Osamu, 2010 .

Two-stage available channel estimation method using logit model

Fujii Takeo, Okamoto Kazuhisa, Tajima Hirokazu, 2013 .

MMSE/EGC Adaptive Selection for Layered Non-uniform Spaced Adaptive Array Antenna

Fujii Takeo, Suzuki Yasuo, Kamiya Yukihiro, 2005 .

Spectrum Visualization based on Hierarchical Spectrum Database

Fujii Takeo, 2015 .

Multi-Antenna Successive Interference Cancellation to improve reliability of V2V Communications

Fujii Takeo, Watanabe Yuta, Altintas Onur, 2017 .

Countermeasure to Impersonated CSI of Untrusted Relay Station in PLNC Wireless Communications

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2016 .

A Study of Dynamic Multi-channel Access System with Using Traffic Route Control based on Open Flow

Takyu Osamu, Fujii Takeo, Ohta Mai, 2017 .

Proposal of Synchronous ITS-IVC Network Utilizing Periodic Information of OFDM Guard Interval in Terrestrial Digital TV Signal

Fujii Takeo, Ito Kenji, Suzuki Noriyoshi, 2007 .

Field Tests of Measurement-based Spectrum Database over TV Bands

Fujii Takeo, Kosugi Takashi, Sato Koya, 2014 .

Low Complexity Measurement of Channel Occupancy Ratio and Channel Transition Ration with Selective Update of Likelihood Result

Takyu Osamu, Fujii Takeo, Shirai Keiichiro, 2016 .

Distributed Autonomous Multi-Hop Vehicle-to-Vehicle Communication System over White Space (part2) -- Spectrum sensing and adjacent hop interference reduction

Fujii Takeo, Tsuru Masato, Oie Yuji, 2012 .

An Adaptive Secondary MAC Protocol over 802.11 Wireless LAN with Database

Takyu Osamu, Fujii Takeo, Umeda Yohtaro, 2011 .

Performance Evaluation of Simultaneous Cooperative Sensing Infomation Collection Method under Many Sensing Terminals

Fujii Takeo, Ohta Mai, Muraoka Kazushi, 2008 .

A MAC Protocol for Synchronous Wireless Distributed Network based on Cognitive Concept

Fujii Takeo, 2009 .

Field Tests of Multi-hop Vehicle to Vehicle Communication with Autonomous White Space Channel Selection

Fujii Takeo, Tsuru Masato, Oie Yuji, 2012 .

Wireless Resource Allocation Using Q-Learning Based on Neural Network

Takyu Osamu, Fujii Takeo, Ohta Mai, 2019 .

Development and Fundamental Study for Wireless Access Protocol based on Transmit Power Control and Carrier Sensing Control

Takyu Osamu, Fujii Takeo, Yamasaki Takeo, 2012 .

Study on false alarm probability reduction method using FFT for spectrum sensing to unknown signals

Takyu Osamu, Fujii Takeo, Ohta Mai, 2016 .

Multi-Target Tracking based on Features of Sensing Results and Wireless Parameters for Physical Wireless Parameter Conversion Sensor Networks

Takyu Osamu, Fujii Takeo, Ohta Mai, 2015 .

A Novel Modulation Classification Method in Cognitive Radios using Deep Network

Fujii Takeo, Zhu Xu, 2016 .

Transmit Power Control for Secure Information Sharing in Untrusted Relay with Two Antennas

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2017 .

A Study of Interference-Resistant Evaluation of WLAN Systems for Frequency Spectrum Sharing

Takyu Osamu, Fujii Takeo, Ohta Mai, 2018 .

Multi-terminal Simultaneous Transmission Method using Frequency Hopping in Frequency Conversion Data Gathering

Fujii Takeo, Endo Tomomi, Sakai Shunta, 2014 .

A Study of Channel Identification Method based on Channel Occupancy Ratio for Multichannel Wireless Access

Takyu Osamu, Fujii Takeo, Umeda Yohtaro, 2010 .

Transmit control for highly accurate data decomposition in physical wireless parameter conversion sensor network

Takyu Osamu, Fujii Takeo, Shirai Keiichiro, 2017 .

Implementation of Multichannel Access System based on Traffic Route Switching by Open Flow

Takyu Osamu, Fujii Takeo, Ohta Mai, 2017 .

Evaluation of Physical Layer Security in Physical Layer Network Coding System with Untrusted Relay

Ohtsuki Tomoaki, Takyu Osamu, Fujii Takeo, 2013 .

A Study of Synchronization Methods for Digital Public Private Mobile Radio Systems Employing Heterogeneous Cognitive Radio

Fujii Takeo, Moriyama Masafumi, 2013 .

Cognitive MIMO Mesh Network -- Spatial Spectrum Sharing by using MIMO Algorithm

Ono Fumie, Sakaguchi Kei, Fujii Takeo, 2006 .