Minoru Ohkado

Papers

Total Citations

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About

Minoru Ohkado’s research centers on advancing voice interface technology, with a specific focus on enabling robust speech communication in noisy, multi-speaker environments. His major contributions lie in developing systems that can identify, track, and isolate a particular speaker’s voice amidst background noise and competing conversations—mimicking the human auditory system’s ability to focus on a single sound source. His foundational work, "Identification and tracking of particular speaker in noisy environment" (2004, 9 citations), introduced methods for detecting sound source positions in 3D space and extracting a target voice from mixed audio. Building on this, his 2007 paper (2 citations) refined these sensing techniques for practical voice interface construction. Though his citation counts are modest, Ohkado’s research addresses a critical challenge in human-computer interaction: making voice interfaces reliable in real-world, acoustically complex settings. His work is particularly notable for its bio-inspired approach, directly modeling the human capacity for selective auditory attention. For students and researchers in speech processing, Ohkado’s studies offer foundational insights into the intersection of spatial hearing, signal separation, and robust voice interface design.