Real-time Phase Tracking Method for IEEE 802.11a/g/n Receiver under Phase Noise Condition. - Ren Sakata; Koji Akita; Kazumi Sato (VTC Spring, 2006)

Group-Wise Scrambling Diversity for Broadcast and Multicast Services in OFDM Cellular System. - Koji Akita; Ren Sakata; Noritaka Deguchi (VTC Fall, 2007)

Measurement and Characterization of 60GHz Proximity Channels in Desktop Environments with Electronic Device Chassis. - Koji Akita; Takayoshi Ito; Hideo Kasami (IEICE Trans. Commun., 2015)

Novel IQ Imbalance Estimation for Wideband MIMO OFDM Systems with CFO. - Magnus Sandell; Evgeny Tsimbalo; Seifallah Jardak; Daisuke Uchida; Koji Akita; Daiki Yoda; Tamio Kawaguchi; Makoto Sano (GLOBECOM, 2019)

A Novel E-band Testbed for Polarization MIMO -OFDM Systems with Wideband IQ Imbalance Compensation. - Daisuke Uchida; Tamio Kawaguchi; Daiki Yoda; Makoto Sano; Koji Akita; Magnus Sandell; Evgeny Tsimbalo; Seifallah Jardak; I. Seto (WCNC, 2020)

Estimation of Wideband IQ Imbalance in MIMO OFDM Systems With CFO. - Magnus Sandell; Evgeny Tsimbalo; Seifallah Jardak; Daisuke Uchida; Koji Akita; Daiki Yoda; Tamio Kawaguchi; Makoto Sano (IEEE Trans. Wirel. Commun., 2021)

A Location Matching for IoT Devices Using Polarizations and RSSI Distributions. - Daisuke Uchida; Yuki Yonezawa; Yukako Tsutsumi; Takafumi Sakamoto; Koji Akita (VTC Spring, 2022)

Measurement-Based Latency Evaluation and the Theoretical Analysis for Massive IoT Applications Using Bluetooth Low Energy. - Daisuke Uchida; Yuki Yonezawa; Koji Akita (VTC2023-Spring, 2023)