Hironao Okada

发表

811 A piezoelectric MEMS switch to activate event-driven type wireless sensor node using low-frequency vibrations

Hirofumi Nogami, Takeshi Kobayashi, Hironao Okada, 2011 .

Developing a Solid-State pH Sensor for Wagyu-Rumen Monitoring

Jian Lu, Hirofumi Nogami, Hironao Okada, 2016 .

M-ary FSK Modulation Using Short Packet without a Preamble and Error Detection Codes for Low Power Wireless Communication

Hironao Okada, Toshihiro Itoh, T. Itoh, 2014 .

Development of Battery-Less Wireless Current Sensor Node Utilizing Charging Time of Capacitors with Wide Measurement Range

Hironao Okada, Toshihiro Itoh, T. Itoh, 2013 .

Water-Rescue Robot Vehicle with Variably Configured Segmented Wheels

Koji Shibuya, Hironao Okada, Taro Iwamoto, 2006, J. Robotics Mechatronics.

Wearable wireless temperature sensor nodes appressed to base of a calf's tail

Hirofumi Nogami, Hironao Okada, Ryutaro Maeda, 2014 .

1A1-S-073 Feasibility Study of Underwater Vehicle with Variable Configuration Segmented Wheels(Rescue System and Rescue Engineering 1,Mega-Integration in Robotics and Mechatronics to Assist Our Daily Lives)

Koji Shibuya, Hironao Okada, Taro Iwamoto, 2005 .

Development of a Wireless Sensor for the Measurement of Chicken Blood Flow Using the Laser Doppler Blood Flow Meter Technique

Hironao Okada, Ryutaro Maeda, Toshihiro Itoh, 2013, IEEE Transactions on Biomedical Engineering.

Ultra-Low Power Event-Driven Wireless Sensor Node Using Piezoelectric Accelerometer for Health Monitoring

Takashi Masuda, Takeshi Kobayashi, Hironao Okada, 2009 .

Wireless Sensor Nodes with Ultra-low Power Consumption for Low-Frequency Vibration Monitoring

Jian Lu, Hironao Okada, Ryutaro Maeda, 2015 .

3D Integration and assembly of wireless sensor nodes for ‘green’ sensor networks

Jian Lu, Hironao Okada, Ryutaro Maeda, 2014, 2014 IEEE 64th Electronic Components and Technology Conference (ECTC).

Avian influenza surveillance system with wearable wireless sensor node using Pb(Zr, Ti)O3 microcantilever

Hirofumi Nogami, Hironao Okada, Toshihiro Itoh, 2013 .

Minimized Bolus-Type Wireless Sensor Node with a Built-In Three-Axis Acceleration Meter for Monitoring a Cow’s Rumen Conditions

Hirofumi Nogami, Hironao Okada, Toshihiro Itoh, 2017, Sensors.

Wearable and compact wireless sensor nodes for measuring the temperature of the base of a calf's tail

Hirofumi Nogami, Hironao Okada, Ryutaro Maeda, 2013 .

Ultra-low Power MEMS Activity Sensor for Wireless Health Monitoring System

Takashi Masuda, Hirofumi Nogami, Takeshi Kobayashi, 2014 .

Valve-Actuator-Integrated Reference Electrode for an Ultra-Long-Life Rumen pH Sensor

Hironao Okada, Seiichi Takamatsu, Toshihiro Itoh, 2020, Sensors.

Development of battery-less wireless current sensor node used in power distribution panel

Hironao Okada, Toshihiro Itoh, 2015, 2015 Symposium on Design, Test, Integration and Packaging of MEMS/MOEMS (DTIP).

Thin film based flexible current clamp sensor for green wireless sensor networks

Hironao Okada, Ryutaro Maeda, Toshihiro Itoh, 2014, IEEE SENSORS 2014 Proceedings.

Wireless vibration sensing system powered by a piezoelectric MEMS vibration energy harvester

Hironao Okada, Toshihiro Itoh, Ryo Ohta, 2016, 2016 IEEE SENSORS.

Simultaneous Multi-channel Receiver for Sensor Network Systems with Star Topology

Takashi Masuda, Hironao Okada, Toshihiro Itoh, 2014 .

Toward the World Smallest Wireless Sensor Nodes With Ultralow Power Consumption

Jian Lu, Hironao Okada, Ryutaro Maeda, 2014, IEEE Sensors Journal.

1P1-E36 3D Maneuvering of Underwater Vehicle with Variable Configuration Segmented Wheels

Koji Shibuya, Akinori Nagano, Hironao Okada, 2006 .

極薄圧電ひずみセンサを用いたフレキシブルセンサアレイシートの開発;極薄圧電ひずみセンサを用いたフレキシブルセンサアレイシートの開発;Development of Flexible Piezoelectric Strain Sensor Array

Hironao Okada, Toshihiro Itoh, Takahiro Yamashita, 2017 .

Applicability of Wireless Activity Sensor Network to Avian Influenza Monitoring System in Poultry Farms

Hironao Okada, Toshihiro Itoh, Koutarou Suzuki, 2014 .

Avian influenza surveillance system in poultry farms using wireless sensor network

Hironao Okada, Toshihiro Itoh, Koutarou Suzuki, 2010, 2010 Symposium on Design Test Integration and Packaging of MEMS/MOEMS (DTIP).

Ultra-Thin Piezoelectric Strain Sensor Array Integrated on a Flexible Printed Circuit Involving Transfer Printing Methods

Hironao Okada, Toshihiro Itoh, Seiichi Takamatsu, 2016, IEEE Sensors Journal.

Battery-less wireless current sensor node utilizing the dependence of charging time of a capacitor on the current flowing through a power line

Hironao Okada, Toshihiro Itoh, T. Itoh, 2013, IEICE Electron. Express.

Wearable wireless estrus detection sensor for cows

Yi Zhang, Hiroshi Aso, Hironao Okada, 2016, Comput. Electron. Agric..

Compact rumen pH sensor: Aiming at the realization of livestock electronic management and fine forage strategy

Jian Lu, Hirofumi Nogami, Hironao Okada, 2017, 2017 International Conference on Electronics Packaging (ICEP).

Estrous detection by monitoring ventral tail base surface temperature using a wearable wireless sensor in cattle.

Hirofumi Nogami, Hironao Okada, Toshihiro Itoh, 2017, Animal reproduction science.

Development of ITO- and FET-based cow rumen sensor for long-term pH value monitoring

Jian Lu, Hirofumi Nogami, Hironao Okada, 2016, 2016 Symposium on Design, Test, Integration and Packaging of MEMS/MOEMS (DTIP).

Ultra-thin piezoelectric strain sensor array integrated on flexible printed circuit for structural health monitoring

Hironao Okada, Toshihiro Itoh, Takahiro Yamashita, 2016, 2016 IEEE SENSORS.

Wafer level sealing characterization method using Si micro cantilevers

Hironao Okada, Tadatomo Suga, Toshihiro Itoh, 2008 .

Simulation of an ultralow-power power management circuit for MEMS cantilever piezoelectric vibration energy harvesters

Hironao Okada, Toshihiro Itoh, T. Kobayashi, 2016 .

Piezoelectric strain sensor array fabricated by transfer printing methods

Hironao Okada, Toshihiro Itoh, Takahiro Yamashita, 2015, 2015 IEEE SENSORS.

Design of piezoelectric MEMS cantilever for low-frequency vibration energy harvester

Hironao Okada, Toshihiro Itoh, Ryohei Takei, 2016 .

Phenotypes influencing the transmissibility of highly pathogenic avian influenza viruses in chickens.

Hironao Okada, Toshihiro Itoh, Tatsuya Tada, 2010, The Journal of general virology.

Association of Increased Pathogenicity of Asian H5N1 Highly Pathogenic Avian Influenza Viruses in Chickens with Highly Efficient Viral Replication Accompanied by Early Destruction of Innate Immune Responses

Hironao Okada, Toshihiro Itoh, Tatsuya Tada, 2009, Journal of Virology.

Unique Activity-Meter with Piezoelectric Poly(vinylidene difluoride) Films and Self Weight of the Sensor Nodes

Hirofumi Nogami, Hironao Okada, Ryutaro Maeda, 2013 .

Impact of Reflow on the Output Characteristics of Piezoelectric Microelectromechanical System Devices

Hirofumi Nogami, Hironao Okada, Ryutaro Maeda, 2012 .

Low-Power Highly Sensitive pH Sensor With $\mu$ dots Protective Structures for Monitoring Rumen in Cows in Real-Time

Jian Lu, Hirofumi Nogami, Hironao Okada, 2017, IEEE Sensors Journal.

Simulation study on the wireless sensor-based monitoring system for rapid identification of avian influenza outbreaks at chicken farms

Hironao Okada, Toshihiro Itoh, Kenji Tsukamoto, 2010, 2010 IEEE Sensors.

Manufacturing process for piezoelectric strain sensor sheet involving transfer printing methods

Hironao Okada, Toshihiro Itoh, Takahiro Yamashita, 2015 .

A Digital Output Accelerometer Using MEMS-based Piezoelectric Accelerometer Connected to Parallel CMOS Circuit

Hironao Okada, Ryutaro Maeda, Toshihiro Itoh, 2010 .

Wearable wireless sensor for estrus detection in cows by conductivity and temperature measurements

Hironao Okada, Toshihiro Itoh, Yi Zhang, 2015, 2015 IEEE SENSORS.

Wireless sensor system for detection of avian influenza outbreak farms at an early stage

Hironao Okada, Toshihiro Itoh, Kenji Tsukamoto, 2009, 2009 IEEE Sensors.