A 500mW 5Mbps ULP super-regenerative RF front-end. - Maja Vidojkovic; Simonetta Rampu; Koji Imamura; Pieter Harpe; Guido Dolmans; Harmke de Groot (ESSCIRC, 2010)

A 2.4GHz ULP OOK single-chip transceiver for healthcare applications. - Maja Vidojkovic; Xiongchuan Huang; Pieter Harpe; Simonetta Rampu; Cui Zhou; Li Huang; Koji Imamura; Ben Busze; Frank Bouwens; Mario Konijnenburg; Juan Santana; Arjan Breeschoten; et al. (ISSCC, 2011)

Improving energy-efficiency in building automation with event-driven radio. - Yan Zhang 018; Arjan Breeschoten; Xiongchuan Huang; Nauman F. Kiyani; Ao Ba; Pieter Harpe; Koji Imamura; Ruben de Francisco; Valer Pop; Guido Dolmans; Harmke de Groot (WCSP, 2011)

A 2.4 GHz ULP OOK Single-Chip Transceiver for Healthcare Applications. - Maja Vidojkovic; Xiongchuan Huang; Pieter Harpe; Simonetta Rampu; Cui Zhou; Li Huang; Jef van de Molengraft; Koji Imamura; Ben Busze; Frank Bouwens; Mario Konijnenburg; Juan Santana; et al. (IEEE Trans. Biomed. Circuits Syst., 2011)

A 2.7nJ/b multi-standard 2.3/2.4GHz polar transmitter for wireless sensor networks. - Yao-Hong Liu; Xiongchuan Huang; Maja Vidojkovic; Koji Imamura; Pieter Harpe; Guido Dolmans; Harmke de Groot (ISSCC, 2012)

An ultra-low-power 2-step wake-up receiver for IEEE 802.15.4g wireless sensor networks. - Takayuki Abe; Takashi Morie; Kazutoshi Satou; Daisuke Nomasaki; Shigeki Nakamura; Yoichiro Horiuchi; Koji Imamura (VLSIC, 2014)

Critical Problem for codes over finite chain rings. - Koji Imamura; Keisuke Shiromoto (Finite Fields Their Appl., 2021)

Critical Problem for a q-analogue of polymatroids. - Koji Imamura; Keisuke Shiromoto (Discret. Math., 2024)