Akihiro Kajiwara

According to our database, Akihiro Kajiwara authored at least 42 papers between 1994 and 2023.

Collaborative distances:

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

2023

Driver's vital-signs monitoring with a single 60GHz sensor.

Ryota Kawasaki, Akihiro Kajiwara

Proceedings of the IEEE Radio and Wireless Symposium, 2023

2022

An Empirical Study on Automotive Wireless Harness with Millimeter-wave Radio.

Ryo Yamada, Akihiro Kajiwara

Proceedings of the 2022 IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2022

Continuous blood pressure estimation using millimeter wave radar.

Ryota Kawasaki, Akihiro Kajiwara

Proceedings of the 2022 IEEE Radio and Wireless Symposium, 2022

Driver's heartbeat interval estimation with millimeter-wave sensor.

Ryohei Fukuhara, Akihiro Kajiwara

Proceedings of the 2022 IEEE Radio and Wireless Symposium, 2022

2021

A Secure 5G Eldercare Solution Using Millimeterwave Sensors.

Boning Feng, Akihiro Kajiwara, Van Thuan Do, Niels Jacot, Bernardo Santos, Bruno Dzogovic, Thanh Van Do

Proceedings of the Mobile Web and Intelligent Information Systems, 2021

2020

Bathroom Monitoring with Fast-Chirp Modulation Millimeter-wave UWB Radar.

Keiji Jimi, H. Seto, Akihiro Kajiwara

Proceedings of the 2020 IEEE Radio and Wireless Symposium, 2020

2019

A Study on Co-Existance of Stepped FM UWB Sensor with Narrowband Wireless System.

Keiji Jimi, Akihiro Kajiwara

Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2019

Road Debris Detection Using 79GHz Radar.

Masahiro Shibao, Akihiro Kajiwara

Proceedings of the 90th IEEE Vehicular Technology Conference, 2019

Heart rate estimation of a moving person using 79GHz-Band UWB radar.

Asahi Morimatsu, Seiji Matsuguma, Akihiro Kajiwara

Proceedings of the IEEE Sensors Applications Symposium, 2019

Bathroom accident detection with 79GHz-band millimeter wave sensor.

Seiji Matsuguma, Akihiro Kajiwara

Proceedings of the IEEE Sensors Applications Symposium, 2019

RCS Characteristics of Road Debris at 79GHz Millimeter-wave Radar.

Masahiro Shibao, Kazuki Uchiyama, Akihiro Kajiwara

Proceedings of the IEEE Radio and Wireless Symposium, 2019

2018

2D high resolution of stepped-FM radar based on MUSIC scheme.

K. Ogawa, Akihiro Kajiwara

Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2018

Measurement results of vehicular RCS characteristics for 79GHz millimeter band.

Toshiki Motomura, Kazuki Uchiyama, Akihiro Kajiwara

Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2018

Heartbeat monitoring UWB sensor robust to body movement.

Yuta Uomoto, Akihiro Kajiwara

Proceedings of the 4th IEEE World Forum on Internet of Things, 2018

A study on self-vehicle location estimation employing 79GHz UWB radar.

Kazuki Uchiyama, Toshiki Motomura, Akihiro Kajiwara

Proceedings of the 2018 IEEE Sensors Applications Symposium, 2018

The attenuation of radio waves caused by body frame and glass of sedan vehicle in the communications of microwave/millimeter-wave band to be applied to 5G.

Asahi Morimatsu, Akihiro Kajiwara

Proceedings of the 2018 IEEE Sensors Applications Symposium, 2018

2016

RCS Measurements for Vehicles and Pedestrian at 26 and 79GHz.

Isamu Matsunami, Ryohei Nakamura, Akihiro Kajiwara

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

2013

High range resolution frequency-hopping sensor system.

Nobuyasu Keya, Ryohei Nakamura, Akihiro Kajiwara

Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2013

Time-reversal UWB-IR considering channel estimation error.

Hiroki Ishikawa, Atsushi Matsumoto, Ryohei Nakamura, Akihiro Kajiwara

Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2013

ICI of time-reversal UWB-IR communication.

Zhenyang He, Hiroki Ishikawa, Ryohei Nakamura, Akihiro Kajiwara

Proceedings of the IEEE Topical Conference on Wireless Sensors and Sensor Networks, 2013

Performance of TR-PIAM system with Time-Reversal.

Atsushi Matsumoto, Hiroki Ishikawa, Ryohei Nakamura, Akihiro Kajiwara

Proceedings of the 2013 IEEE Radio and Wireless Symposium, 2013

The effect of time-reversal filter on UWB-IR communications.

Zhenyang He, Ryohei Nakamura, Akihiro Kajiwara

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

2012

Empirical study on 60GHz in-vehicle radio channel.

Ryohei Nakamura, Akihiro Kajiwara

Proceedings of the 2012 IEEE Radio and Wireless Symposium, 2012

Empirical study of remote respiration monitoring sensor using wideband system.

Nao Shimomura, Mitsugu Otsu, Akihiro Kajiwara

Proceedings of the 6th International Conference on Signal Processing and Communication Systems, 2012

Performance of Pre-Rake diversity combining in UWB-IR communications.

Ryohei Nakamura, Hiroki Ishikawa, Akihiro Kajiwara

Proceedings of the 6th International Conference on Signal Processing and Communication Systems, 2012

2009

Channel identification and interference compensation for OFDM system in long multipath environment.

Lianming Sun, Akira Sano, Weitao Sun, Akihiro Kajiwara

Signal Process., 2009

Power delay profile matching for vehicle target recognition.

Isamu Matsunami, Youichiro Nakahata, Katsushi Ono, Akihiro Kajiwara

Proceedings of the 70th IEEE Vehicular Technology Conference, 2009

2008

Performance Evaluation of Human Body Detection Using UWB-IR Indoor Channels.

Keiji Terasaka, Kenji Higashikatsuragi, Katsushi Ono, Akihiro Kajiwara

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008

Performance Evaluation of Vehicular Ultra-Wideband Radio Channels.

Youichiro Nakahata, Katsushi Ono, Isamu Matsunami, Akihiro Kajiwara

Proceedings of the 68th IEEE Vehicular Technology Conference, 2008

Empirical Study on Ultra-Wideband Vehicle Radar.

Isamu Matsunami, Youichiro Nakahata, Katsushi Ono, Yuusei Noguchi, Akihiro Kajiwara

Proceedings of the 68th IEEE Vehicular Technology Conference, 2008

2007

Rake Reception of UWB-IR Indoor Radio with Reflector.

Isamu Matsunami, Akihiro Kajiwara

IEICE Trans. Commun., 2007

Human Body Detection using UWB-IR Indoor Channel.

Keiji Terasaka, Kenji Higashikatsuragi, Isamu Matsunami, Akihiro Kajiwara

Proceedings of the IEEE 18th International Symposium on Personal, 2007

2006

Ultra-Wideband Impulse-Radio Propagation for In-Vehicle Wireless Link.

Akihiro Katayama, Keiji Terasaka, Kenji Higashikatsuragi, I. Matunami, Akihiro Kajiwara

Proceedings of the 64th IEEE Vehicular Technology Conference, 2006

2000

Circular polarization diversity with passive reflectors in indoor radio channels.

Akihiro Kajiwara

IEEE Trans. Veh. Technol., 2000

Ad-hoc radio network of cluster architecture with backup node.

Sohjiroh Norita, Masayuki Itoh, Akihiro Kajiwara

Proceedings of the 11th IEEE International Symposium on Personal, 2000

Overlapped-Spot Diversity Using Orthogonal Frequency Division Multiplexing for 60 GHz Indoor Wireless Local Area Network.

Mari Kobayashi, Masao Nakagawa, Takemi Arita, Tomoyuki Udagawa, Akihiro Kajiwara

Proceedings of the 2000 IEEE International Conference on Communications: Global Convergence Through Communications, 2000

LMDS Radio Channel Obstructed by Foliage.

Akihiro Kajiwara

Proceedings of the 2000 IEEE International Conference on Communications: Global Convergence Through Communications, 2000

1997

Circular Polarization Diversity with Reflector in Indoor Radio Channel.

Akihiro Kajiwara

Proceedings of the 1997 IEEE International Conference on Communications: Towards the Knowledge Millennium, 1997

1995

Indoor propagation measurements at 94 GHz.

Akihiro Kajiwara

Proceedings of the 6th IEEE International Symposium on Personal, 1995

1994

Microcellular CDMA system with a linear multiuser interference canceler.

Akihiro Kajiwara, Masao Nakagawa

IEEE J. Sel. Areas Commun., 1994

On a circular polarization wave transmission in LOS indoor radio channels.

Akihiro Kajiwara

Proceedings of the 5th IEEE International Symposium on Personal, 1994

Effects of cell size, directional antennas, diversity and shadowing on indoor radio CDMA capacity.

Akihiro Kajiwara

Proceedings of the 5th IEEE International Symposium on Personal, 1994