An Active Terminal Circuit and Its Application to a Distributed Amplifier. - Hitoshi Hayashi; Munenari Kawashima; Tadao Nakagawa; Kazuhiro Uehara; Yoshihiro Takigawa (IEICE Trans. Electron., 2007)

Miniaturized Broadband Lumped-Element In-Phase Power Dividers. - Hitoshi Hayashi; Tadao Nakagawa; Kazuhiro Uehara; Yoshihiro Takigawa (IEICE Trans. Electron., 2007)

A Miniaturized In-Phase Power Divider with a DC Block Function. - Hitoshi Hayashi; Tadao Nakagawa; Kazuhiro Uehara; Yoshihiro Takigawa (IEICE Trans. Electron., 2007)

Miniaturized Lumped-Element Power Dividers with a Filtering Function. - Hitoshi Hayashi; Munenari Kawashima (IEICE Trans. Electron., 2008)

Survey of RFID and Its Application to International Ocean/Air Container Tracking. - Minoru Katayama; Hiroshi Nakada; Hitoshi Hayashi; Masashi Shimizu (IEICE Trans. Commun., 2012)

Tandem Lange 3-dB 90° hybrid implemented on FR4 substrate. - Hitoshi Hayashi (NORCHIP, 2014)

Optimization of Power-Efficient Wireless Mesh Networks in Outdoor Environment in Japan. - Kohei Kamimura; Hitoshi Hayashi (UKSim, 2014)

A Miniaturized Lumped-Element In-phase Power Divider with a Simple Layout. - Youichi Nakayama; Hitoshi Hayashi (UKSim, 2014)

Novel Encoding Method for Non-contact IC Card or RFID Systems. - Shota Yokojima; Hitoshi Hayashi (UKSim, 2014)

Broadband power divider using lange couplers and short-circuited stubs. - Hitoshi Hayashi (GCCE, 2017)

Broadband 4-way power divider with 45° phase differences between output ports. - Hitoshi Hayashi; Youichi Nakayama; Jun-ichi Mizusawa (J. Frankl. Inst., 2017)

Wilkinson Power Divider with Broadband Harmonic Suppression Using Radial Open Stubs. - Hongyu Zheng; Hitoshi Hayashi (GCCE, 2018)

Comparison of Performance by Activation Functions on Deep Image Prior. - Shohei Fujii; Hitoshi Hayashi (ICAIIC, 2019)

3-Branch-Line Coupler with Harmonic Suppression by Using Short Stubs. - Takeru Inaba; Hitoshi Hayashi (GCCE, 2020)

Design of Dual-Band Six-Port Rat-Race Coupler (RRC) Using Composite Right/Left-handed Transmission Lines (CRLH-TLs). - Wenzhi Xiong; Hitoshi Hayashi (GCCE, 2021)

A Delta-Sigma-Modulation Multi-Channel Network with Improved Noise-Shaping Characteristics. - Tomoaki Koizumi; Takao Waho; Hitoshi Hayashi (ISCAS, 2021)

A multi-level cascaded delta-sigma modulator with reduced quantization noise leakage. - Takao Waho; Tomoaki Koizumi; Hitoshi Hayashi (ISMVL, 2021)

A ΔΣ-Modulation Feedforward Network for Non-Binary Analog-to-Digital Converters. - Takao Waho; Tomoaki Koizumi; Hitoshi Hayashi (IEICE Trans. Inf. Syst., 2021)

Delta-Sigma Domain Signal Processing: A Review with Relevant Topics in Stochastic Computing. - Takao Waho; Akihisa Koyama; Hitoshi Hayashi (ISMVL, 2023)

Signal processing with delta-sigma modulated bitstreams for artificial neurons. - Akihisa Koyama; Takao Waho; Hitoshi Hayashi (ISMVL, 2024)

Delta-Sigma Domain Signal Processing Revisited with Related Topics in Stochastic Computing. - Takao Waho; Akihisa Koyama; Hitoshi Hayashi (IEICE Trans. Inf. Syst., 2024)

Delta-sigma modulated noise-shaping bitstreams for multilayer perceptron. - Takao Waho; Akihisa Koyama; Hitoshi Hayashi (ISMVL, 2025)