An ultra-low-power VAD hardware implementation for intelligent ubiquitous sensor networks. - Hiroki Noguchi; Tomoya Takagi; Masahiko Yoshimoto; Hiroshi Kawaguchi 001 (SiPS, 2009)

Microphone array network for ubiquitous sound acquisition. - Tomoya Takagi; Tomoya Noguchi; Koji Kugata; Tomoya Yoshimoto; Tomoya Kawaguchi (ICASSP, 2010)

Live demonstration: Intelligent ubiquitous sensor network for sound acquisition. - Koji Kugata; Tomoya Takagi; Hiroki Noguchi; Masahiko Yoshimoto; Hiroshi Kawaguchi 001 (ISCAS, 2010)

Intelligent ubiquitous sensor network for sound acquisition. - Koji Kugata; Tomoya Takagi; Hiroki Noguchi; Masahiko Yoshimoto; Hiroshi Kawaguchi 001 (ISCAS, 2010)

Data Aggregation Protocol for Multiple Sound Sources Acquisition with Microphone Array Network. - Shintaro Izumi; Hiroki Noguchi; Tomoya Takagi; Koji Kugata; Shinpei Soda; Masahiko Yoshimoto; Hiroshi Kawaguchi 001 (ICCCN, 2011)

0.45-V operating Vt-variation tolerant 9T/18T dual-port SRAM. - Hiroki Noguchi; Shunsuke Okumura; Tomoya Takagi; Koji Kugata; Masahiko Yoshimoto; Hiroshi Kawaguchi 001 (ISQED, 2011)

Data-Intensive Sound Acquisition System with Large-scale Microphone Array. - Hiroki Noguchi; Tomoya Takagi; Koji Kugata; Shintaro Izumi; Masahiko Yoshimoto; Hiroshi Kawaguchi 001 (J. Inf. Process., 2011)