Hiraku Okada

Papers

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About

Hiraku Okada is a researcher focused on the intersection of wireless communications, robotics, and localization technologies. His work primarily addresses the challenges of operating robotic systems in imperfect communication environments, where packet loss and data interruptions can severely degrade performance. Okada’s most cited work, “An Adaptive Likelihood Distribution Algorithm for the Localization of Passive RFID Tags” (2008, 15 citations), introduced a novel method for using Radio Frequency Identification (RFID) tags to enable mobile robots to recognize their surroundings and support navigation systems for pedestrians. This foundational contribution has been influential in the field of indoor localization. More recently, Okada has tackled critical issues in robot teleoperation and industrial automation. In “Robust Video Transmission for Robot Teleoperation Over Networks with Packet Loss” (2023, 2 citations), he proposed a video transmission method to suppress quality degradation and maintain operability in high-loss networks. Similarly, “Interpolation of Missing Data for Wireless Operation of Industrial Robot” (2023, 2 citations) addresses data loss caused by Carrier Sense Multiple Access protocols, which introduce intentional delays to avoid interference. Okada’s work is essential for advancing reliable, wireless-controlled robotic systems in real-world industrial and service applications.