Kouji Ohuchi

According to our database, Kouji Ohuchi authored at least 32 papers between 1996 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

Blind Carrier Frequency Offset Estimation in Weighted Fractional Fourier Transform Communication Systems.

Toshifumi Kojima, Kouji Ohuchi

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., May, 2023

2021

Energy-Efficiency Comparison of Ad-hoc Routings in a Shadowing Environment for Smart IoT.

Yuta Kuwahara, Naoki Aihara, Satoshi Yamazaki, Kouji Ohuchi, Hideki Mizuno

Proceedings of the International Conference on Information Networking, 2021

2020

Throughput Analysis of Dynamic Multi-Hop Shortcut Communications for a Simple Model.

Satoshi Yamazaki, Ryuji Asakura, Kouji Ohuchi

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2020

2019

Investigation into Symbol Error Rate of Multilevel Differential Polarization Shift Keying with Estimation of Inclined Polarization Axes.

Kouji Ohuchi, Yusuke Ito

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2019

2018

Performance Analysis of Total Power Consumption in Linear Multi-hop Networks.

Satoshi Yamazaki, Kouji Ohuchi

Wirel. Pers. Commun., 2018

PAPR Reduction in OFDM Signal by Combining Partial Transmit Sequences with Precoding Matrix.

Ryohei Iwasaki, Kouji Ohuchi

Proceedings of the 12th International Conference on Signal Processing and Communication Systems, 2018

2017

Performance of multilevel differential polarization shift keying with estimation of inclined polarization axes over atmospheric turbulence channel.

Yusuke Ito, Kouji Ohuchi

Proceedings of the 27th International Telecommunication Networks and Applications Conference, 2017

2016

Theoretical Bit Error Rate in a Circular Polarized Optical OFDM System.

Kazuo Hagihara, Kouji Ohuchi

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016

BER performance of Superposed ACO-OFDM in multi-path fading channel.

Tomoyuki Kozu, Kouji Ohuchi

Proceedings of the 2016 IEEE International Symposium on Signal Processing and Information Technology, 2016

On blind estimation with reduced complexity in CSS-OFDM systems.

Takahiro Kitazawa, Kouji Ohuchi

Proceedings of the 2016 IEEE International Symposium on Signal Processing and Information Technology, 2016

2015

Extension of Parallel Combinatory Multicode Transmission with Constant-Amplitude Signaling and Its Theoretical Analysis.

Tatsuya Ohta, Kouji Ohuchi

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2015

Circular Polarized Optical OFDM for Optical Wireless Communication.

Kazuo Hagihara, Kouji Ohuchi

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2015

Throughput analysis by simulation considering route forms in multi-hop networks with node-skipping.

Kohei Mimura, Kouji Ohuchi

Proceedings of the 9th International Conference on Signal Processing and Communication Systems, 2015

Proposal for superposed ACO-OFDM using several even subcarriers.

Tomoyuki Kozu, Kouji Ohuchi

Proceedings of the 9th International Conference on Signal Processing and Communication Systems, 2015

2014

Error Detection Performance of TPSK Using AMI Code in Multi-Hop Communications under Rayleigh Fading Environments.

Kotoko Yamada, Kouji Ohuchi

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2014

2013

Method for extending parallel combinatory multi-code transmission with constant-amplitude signaling.

Tatsuya Ohta, Kouji Ohuchi

Proceedings of the Sixth International Workshop on Signal Design and Its Applications in Communications, 2013

Constant-amplitude signaling for an extended parallel combinatory multicode system and improvement of its BER.

Tatsuya Ohta, Kouji Ohuchi

Proceedings of the 7th International Conference on Signal Processing and Communication Systems, 2013

2012

BER performance of multiplexed CSK using linear/circular polarization in optical wireless communications.

Chiharu Mukai, Kouji Ohuchi

Proceedings of the International Symposium on Information Theory and its Applications, 2012

Performance analysis of multi-pulse PPM/CSK on Ultra Wideband Impulse Radio.

Tomoyuki Mochizuki, Kouji Ohuchi

Proceedings of the International Symposium on Information Theory and its Applications, 2012

2011

A Tracking System Using a Differential Detector for <i>M</i>-ary Bi-orthogonal Spread Spectrum Communication Systems.

Junya Kawata, Kouji Ohuchi, Hiromasa Habuchi

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011

2008

Effect of route diversity by employing turbo coding in multihop ad hoc and mesh networks.

Tadahiro Wada, Hiraku Okada, Abbas Jamalipour, Kouji Ohuchi, Masato Saito

Int. J. Sens. Networks, 2008

2007

Performance Analysis of Source-Destination ARQ Scheme for Multiroute Coding in Wireless Multihop Networks.

Hiraku Okada, Masato Saito, Tadahiro Wada, Kouji Ohuchi

IEICE Trans. Commun., 2007

Performance Evaluation of Wireless Sensor Networks Using Turbo Codes with Multi-Route Transmission.

Tadahiro Wada, Kouji Ohuchi, Abbas Jamalipour, Hiraku Okada, Masato Saito

Proceedings of IEEE International Conference on Communications, 2007

2006

Constant Amplitude Signaling for Parallel Combinatory Spread Spectrum Systems.

Kouji Ohuchi

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006

Throughput Evaluation of ARQ Scheme for Multi-route Coding in Wireless Multi-hop Networks.

Hiraku Okada, Tadahiro Wada, Kouji Ohuchi, Masato Saito, Takaya Yamazato, Masaaki Katayama

Proceedings of the 63rd IEEE Vehicular Technology Conference, 2006

Performance of Enhanced PSM/CSK System Using Quadriphase E-Sequences.

Fumie Ono, Hiromasa Habuchi, Kouji Ohuchi

Proceedings of the IEEE 17th International Symposium on Personal, 2006

Source-Destination Hybrid ARQ for Multi-Route Coding in Wireless Multi-Hop Networks.

Hiraku Okada, Tadahiro Wada, Kouji Ohuchi, Masato Saito, Kenichi Mase

Proceedings of the IEEE 17th International Symposium on Personal, 2006

Bit-error-rate Performance Improvement in Wireless Multi-hop Ad Hoc Networks using Route Diversity Considerations.

Tadahiro Wada, Hiraku Okada, Abbas Jamalipour, Kouji Ohuchi, Masato Saito

Proceedings of IEEE International Conference on Communications, 2006

Performance of Channel Information Estimation Method Utilizing Parity Check Bits for Turbo Coded Multi-route Multi-hop Networks.

Tadahiro Wada, Abbas Jamalipour, Hiraku Okada, Kouji Ohuchi, Masato Saito

Proceedings of IEEE International Conference on Communications, 2006

2005

Effect of parity check bits in turbo coded multi-route multi-hop networks.

Tadahiro Wada, Abbas Jamalipour, Hiraku Okada, Kouji Ohuchi, Masato Saito

Proceedings of the Global Telecommunications Conference, 2005. GLOBECOM '05, St. Louis, Missouri, USA, 28 November, 2005

2001

Proposal of an initial acquisition method for DS/SS signals utilizing Walsh functions.

Tadahiro Wada, Kouji Ohuchi

Proceedings of the IEEE International Conference on Communications, 2001

1996

Theoretical Analysis of <i>M</i>-ary/SS Communication Systems Using Racing Counter and a Hadamard Matrix.

Kouji Ohuchi, Hiromasa Habuchi, Takaaki Hasegawa

IEEE J. Sel. Areas Commun., 1996