A MOS Transistor-Array for Accurate Measurement of Subthreshold Leakage Variation. - Takashi Sato 001; Takumi Uezono; Shiho Hagiwara; Kenichi Okada 001; Shuhei Amakawa; Noriaki Nakayama; Kazuya Masu (ISQED, 2007)

Adaptable wire-length distribution with tunable occupation probability. - Shuhei Amakawa; Takumi Uezono; Takashi Sato 001; Kenichi Okada 001; Kazuya Masu (SLIP, 2007)

Layout-Aware Compact Model of MOSFET Characteristics Variations Induced by STI Stress. - Kenta Yamada; Takashi Sato 001; Shuhei Amakawa; Noriaki Nakayama; Kazuya Masu; Shigetaka Kumashiro (IEICE Trans. Electron., 2008)

Design of CMOS inverter-based output buffers adapting the cherry-hooper broadbanding technique. - Tomoaki Maekawa; Shuhei Amakawa; Noboru Ishihara; Kazuya Masu (ECCTD, 2009)

A low-phase-noise injection-locked differential ring-VCO with half-integral subharmonic locking in 0.18 µm CMOS. - Yuka Kobayashi; Shuhei Amakawa; Noboru Ishihara; Kazuya Masu (ESSCIRC, 2009)

Physical design challenges to nano-CMOS circuits. - Kazuya Masu; Noboru Ishihara; Noriaki Nakayama; Takashi Sato 001; Shuhei Amakawa (IEICE Electron. Express, 2009)

Wide-band, high linear low noise amplifier design in 0.18um CMOS technology. - Mousa M. Othman; Shuhei Amakawa; Noboru Ishihara; Kazuya Masu (IEICE Electron. Express, 2010)

A Universal Equivalent Circuit Model for Ceramic Capacitors. - Koh Yamanaga; Shuhei Amakawa; Kazuya Masu; Takashi Sato 001 (IEICE Trans. Electron., 2010)

RF CMOS Integrated Circuit: History, Current Status and Future Prospects. - Noboru Ishihara; Shuhei Amakawa; Kazuya Masu (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011)

RF signal generator using time domain harmonic suppression technique in 90nm CMOS. - Kazuo Nakano; Shuhei Amakawa; Noboru Ishihara; Kazuya Masu (IEICE Electron. Express, 2012)

Modeling of Short-Millimeter-Wave CMOS Transmission Line with Lossy Dielectrics with Specific Absorption Spectrum. - Kyoya Takano; Shuhei Amakawa; Kosuke Katayama; Mizuki Motoyoshi; Minoru Fujishima (IEICE Trans. Electron., 2013)

E-Band 65nm CMOS Low-Noise Amplifier Design Using Gain-Boost Technique. - Kosuke Katayama; Mizuki Motoyoshi; Kyoya Takano; Chen Yang Li; Shuhei Amakawa; Minoru Fujishima (IEICE Trans. Electron., 2014)

124-GHz CMOS quadrature voltage-controlled oscillator with fundamental injection locking. - Kyoya Takano; Kosuke Katayama; Takeshi Yoshida; Shuhei Amakawa; Minoru Fujishima (A-SSCC, 2015)

Recent progress and prospects of terahertz CMOS. - Minoru Fujishima; Shuhei Amakawa (IEICE Electron. Express, 2015)

Tehrahertz CMOS Design for Low-Power and High-Speed Wireless Communication. - Minoru Fujishima; Shuhei Amakawa; Kyoya Takano; Kosuke Katayama; Takeshi Yoshida (IEICE Trans. Electron., 2015)

20.1 A 300GHz 40nm CMOS transmitter with 32-QAM 17.5Gb/s/ch capability over 6 channels. - Kosuke Katayama; Kyoya Takano; Shuhei Amakawa; Shinsuke Hara; Akifumi Kasamatsu; Koichi Mizuno; Kazuaki Takahashi; Takeshi Yoshida; Minoru Fujishima (ISSCC, 2016)

Scattered Reflections on Scattering Parameters - Demystifying Complex-Referenced S Parameters -. - Shuhei Amakawa (IEICE Trans. Electron., 2016)

Compact 141-GHz Differential Amplifier with 20-dB Peak Gain and 22-GHz 3-dB Bandwidth. - Shinsuke Hara; Kosuke Katayama; Kyoya Takano; Issei Watanabe; Norihiko Sekine; Akifumi Kasamatsu; Takeshi Yoshida; Shuhei Amakawa; Minoru Fujishima (IEICE Trans. Electron., 2016)

A 300 GHz CMOS Transmitter With 32-QAM 17.5 Gb/s/ch Capability Over Six Channels. - Kosuke Katayama; Kyoya Takano; Shuhei Amakawa; Shinsuke Hara; Akifumi Kasamatsu; Koichi Mizuno; Kazuaki Takahashi; Takeshi Yoshida; Minoru Fujishima (IEEE J. Solid State Circuits, 2016)

17.9 A 105Gb/s 300GHz CMOS transmitter. - Kyoya Takano; Shuhei Amakawa; Kosuke Katayama; Shinsuke Hara; Ruibing Dong; Akifumi Kasamatsu; Iwao Hosako; Koichi Mizuno; Kazuaki Takahashi; Takeshi Yoshida; Minoru Fujishima (ISSCC, 2017)

Integrated-Circuit Approaches to THz Communications: Challenges, Advances, and Future Prospects. - Minoru Fujishima; Shuhei Amakawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017)

A 37-GHz-Input Divide-by-36 Injection-Locked Frequency Divider with 1.6-GHz Lock Range. - Sangyeop Lee; Kyoya Takano; Ruibing Dong; Shuhei Amakawa; Takeshi Yoshida; Minoru Fujishima (A-SSCC, 2018)

300-GHz CMOS transmitter module with built-in waveguide transition on a multilayered glass epoxy PCB. - Kyoya Takano; Kosuke Katayama; Shinsuke Hara; Ruibing Dong; Koichi Mizuno; Kazuaki Takahashi; Akifumi Kasamatsu; Takeshi Yoshida; Shuhei Amakawa; Minoru Fujishima (RWS, 2018)

32-Gbit/s CMOS Receivers in 300-GHz Band. - Shinsuke Hara; Kosuke Katayama; Kyoya Takano; Ruibing Dong; Issei Watanabe; Norihiko Sekine; Akifumi Kasamatsu; Takeshi Yoshida; Shuhei Amakawa; Minoru Fujishima (IEICE Trans. Electron., 2018)

Wideband Power-Line Decoupling Technique for Millimeter-Wave CMOS Integrated Circuits. - Shuhei Amakawa; Minoru Fujishima (ISCAS, 2019)

An 80Gb/s 300GHz-Band Single-Chip CMOS Transceiver. - Sangyeop Lee; Ruibing Dong; Takeshi Yoshida; Shuhei Amakawa; Shinsuke Hara; Akifumi Kasamatsu; Junji Sato; Minoru Fujishima (ISSCC, 2019)

An 80-Gb/s 300-GHz-Band Single-Chip CMOS Transceiver. - Sangyeop Lee; Shinsuke Hara; Takeshi Yoshida; Shuhei Amakawa; Ruibing Dong; Akifumi Kasamatsu; Junji Sato; Minoru Fujishima (IEEE J. Solid State Circuits, 2019)

A 76-Gbit/s 265-GHz CMOS Receiver. - Shinsuke Hara; Ruibing Dong; Sangyeop Lee; Kyoya Takano; Naoya Toshida; Satoru Tanoi; Tatsuo Hagino; Mohamed H. Mubarak; Norihiko Sekine; Issei Watanabe; Akifumi Kasamatsu; Kunio Sakakibara; et al. (A-SSCC, 2021)

A 272-GHz CMOS Analog BPSK/QPSK Demodulator for IEEE 802.15.3d. - Sangyeop Lee; Shinsuke Hara; Ruibing Dong; Kyoya Takano; Shuhei Amakawa; Takeshi Yoshida; Minoru Fujishima (ESSCIRC, 2021)

Session 23 Overview: THz Circuits and Front-Ends Rf Subcommittee. - Swaminathan Sankaran; Patrick Reynaert; Shuhei Amakawa (ISSCC, 2021)

300-GHz-Band OFDM Video Transmission with CMOS TX/RX Modules and 40dBi Cassegrain Antenna toward 6G. - Yohei Morishita; Sangyeop Lee; Toshihiro Teraoka; Ruibing Dong; Yuichi Kashino; Hitoshi Asano; Shinsuke Hara; Kyoya Takano; Kosuke Katayama; Takenori Sakamoto; Naganori Shirakata; Koji Takinami; et al. (IEICE Trans. Electron., 2021)

254-GHz-to-299-GHz Down Conversion Mixer Using 45nm SOI CMOS. - Yuta Sako; Tomohiro Kobayashi; Shinsuke Hara; Shuhei Amakawa; Takeshi Yoshida; Minoru Fujishima (MWSCAS, 2022)

A 76-Gbit/s 265-GHz CMOS Receiver With WR-3.4 Waveguide Interface. - Shinsuke Hara; Ruibing Dong; Sangyeop Lee; Kyoya Takano; Naoya Toshida; Akifumi Kasamatsu; Kunio Sakakibara; Takeshi Yoshida; Shuhei Amakawa; Minoru Fujishima (IEEE J. Solid State Circuits, 2022)

A 0.4-V 29-GHz-Bandwidth Power-Scalable Distributed Amplifier in 55-nm CMOS DDC Process. - Sangyeop Lee; Shuhei Amakawa; Takeshi Yoshida; Minoru Fujishima (IEICE Trans. Electron., 2022)

A 2D Beam-Steerable 252-285-GHz 25.8-Gbit/s CMOS Receiver Module. - Takeshi Yoshida; Shinsuke Hara; Tatsuo Hagino; Mohamed H. Mubarak; Akifumi Kasamatsu; Kyoya Takano; Yoshiki Sugimoto; Kunio Sakakibara; Shuhei Amakawa; Minoru Fujishima (A-SSCC, 2023)

On-chip transmission lines for silicon CMOS 6G: From basics to open questions. - Shuhei Amakawa (ICICDT, 2023)

A 58-%-Lock-Range Divide-by-9 Injection-Locked Frequency Divider Using Harmonic-Control Technique. - Sangyeop Lee; Shuhei Amakawa; Takeshi Yoshida; Minoru Fujishima (IEICE Trans. Electron., 2023)

A 0.6-V 41.3-GHz Power-Scalable Sub-Sampling PLL in 55-nm CMOS DDC. - Sangyeop Lee; Kyoya Takano; Shuhei Amakawa; Takeshi Yoshida; Minoru Fujishima (IEICE Trans. Electron., 2023)

A 300-GHz-Band 36-Gb/s Scalable 2x2 2D Phased-Array CMOS Receiver. - Satoshi Tanaka; Shinsuke Hara; Kyoya Takano; Akifumi Kasamatsu; Yoshiki Sugimoto; Kunio Sakakibara; Shunichi Kubo; Takeshi Yoshida; Shuhei Amakawa; Minoru Fujishima (A-SSCC, 2024)

Novel CMOS Circuit for Fuzzification: Implementing a Sigmoid Activation Function in Neural Networks. - Hanane Sefraoui; Shuhei Amakawa; Abdechafik Derkaoui; Abdelhak Ziyyat (ICECET, 2024)

25.9-Gb/s 259-GHz Phased-Array CMOS Receiver Module with 28° Steering Range. - Shinsuke Hara; Mohamed H. Mubarak; Akifumi Kasamatsu; Yoshiki Sugimoto; Kunio Sakakibara; Kyoya Takano; Takeshi Yoshida; Shuhei Amakawa; Minoru Fujishima (RWS, 2024)

De-Embedding Method for Accurate Electromagnetic Analysis of Differential Circuits with Discontinuities. - Koki Mochida; Satoshi Tanaka; Takeshi Yoshida; Shuhei Amakawa; Minoru Fujishima (EuCNC/6G Summit, 2025)