Architectural study of HOG feature extraction processor for real-time object detection K Mizuno, Y Terachi, K Takagi, S Izumi, H Kawaguchi, M Yoshimoto
2012 IEEE Workshop on Signal Processing Systems, 197-202, 2012
181 2012 Sensor network system for acquiring high quality speech signals and communication method therefor H Kawaguchi, M Yoshimoto, S Izumi
US Patent 8,600,443, 2013
179 2013 Wireless monitoring using a stretchable and transparent sensor sheet containing metal nanowires T Araki, T Uemura, S Yoshimoto, A Takemoto, Y Noda, S Izumi, T Sekitani
Advanced Materials 32 (15), 1902684, 2020
91 2020 A Wearable Healthcare System With a 13.7 A Noise Tolerant ECG Processor S Izumi, K Yamashita, M Nakano, H Kawaguchi, H Kimura, K Marumoto, ...
IEEE Transactions on Biomedical Circuits and Systems 9 (5), 733-742, 2014
56 2014 Implementing virtual agent as an interface for smart home voice control S Soda, M Nakamura, S Matsumoto, S Izumi, H Kawaguchi, M Yoshimoto
2012 19th Asia-Pacific Software Engineering Conference 1, 342-345, 2012
41 2012 Normally off ECG SoC with non-volatile MCU and noise tolerant heartbeat detector S Izumi, K Yamashita, M Nakano, S Yoshimoto, T Nakagawa, Y Nakai, ...
IEEE Transactions on Biomedical Circuits and Systems 9 (5), 641-651, 2015
39 2015 Instantaneous heart rate detection using short-time autocorrelation for wearable healthcare systems M Nakano, T Konishi, S Izumi, H Kawaguchi, M Yoshimoto
2012 Annual International Conference of the IEEE Engineering in Medicine and …, 2012
39 2012 A sub-100-milliwatt dual-core HOG accelerator VLSI for real-time multiple object detection K Takagi, K Mizuno, S Izumi, H Kawaguchi, M Yoshimoto
2013 IEEE International Conference on Acoustics, Speech and Signal …, 2013
37 2013 Wearable pulse wave velocity sensor using flexible piezoelectric film array T Katsuura, S Izumi, M Yoshimoto, H Kawaguchi, S Yoshimoto, T Sekitani
2017 IEEE Biomedical Circuits and Systems Conference (BioCAS), 1-4, 2017
32 2017 Noise tolerant QRS detection using template matching with short-term autocorrelation Y Nakai, S Izumi, M Nakano, K Yamashita, T Fujii, H Kawaguchi, ...
2014 36th Annual International Conference of the IEEE Engineering in …, 2014
31 2014 Estimating metabolic equivalents for activities in daily life using acceleration and heart rate in wearable devices M Nakanishi, S Izumi, S Nagayoshi, H Kawaguchi, M Yoshimoto, T Shiga, ...
Biomedical engineering online 17, 1-18, 2018
27 2018 A 61-dB SNDR 700 µm2 second-order all-digital TDC with low-jitter frequency shift oscillators and dynamic flipflops T Konishi, K Okuno, S Izumi, M Yoshimoto, H Kawaguchi
2012 Symposium on VLSI Circuits (VLSIC), 190-191, 2012
26 2012 Printable transparent microelectrodes toward mechanically and visually imperceptible electronics A Takemoto, T Araki, T Uemura, Y Noda, S Yoshimoto, S Izumi, S Tsuruta, ...
Advanced Intelligent Systems 2 (11), 2000093, 2020
23 2020 A low-power real-time SIFT descriptor generation engine for full-HDTV video recognition K Mizuno, H Noguchi, G He, Y Terachi, T Kamino, T Fujinaga, S Izumi, ...
IEICE transactions on electronics 94 (4), 448-457, 2011
23 2011 A real-time scalable object detection system using low-power HOG accelerator VLSI K Takagi, K Tanaka, S Izumi, H Kawaguchi, M Yoshimoto
Journal of Signal Processing Systems 76, 261-274, 2014
21 2014 A 40 nm 144 mW VLSI processor for real-time 60-kWord continuous speech recognition G He, T Sugahara, Y Miyamoto, T Fujinaga, H Noguchi, S Izumi, ...
IEEE Transactions on Circuits and Systems I: Regular Papers 59 (8), 1656-1666, 2012
21 2012 A novel automatic cough frequency monitoring system combining a triaxial accelerometer and a stretchable strain sensor T Otoshi, T Nagano, S Izumi, D Hazama, N Katsurada, M Yamamoto, ...
Scientific Reports 11 (1), 9973, 2021
20 2021 A 2.4 pJ ferroelectric-based non-volatile flip-flop with 10-year data retention capability H Kimura, T Fuchikami, K Maramoto, Y Fujimori, S Izumi, H Kawaguchi, ...
2014 IEEE Asian Solid-State Circuits Conference (A-SSCC), 21-24, 2014
20 2014 Semiconductor memory device S Izumi, T Nakagawa, H Kawaguchi, M Yoshimoto
US Patent App. 14/725,102, 2016
19 2016 Noise-tolerant instantaneous heart rate and R-peak detection using short-term autocorrelation for wearable healthcare systems T Fujii, M Nakano, K Yamashita, T Konishi, S Izumi, H Kawaguchi, ...
2013 35th Annual International Conference of the IEEE Engineering in …, 2013
19 2013