Shuhei Amakawa

Publication Activity (10 Years)

Years Active: 2007-2024
Publications (10 Years): 27

Top Topics

Recent Progress

Transmission Line

Top Venues

IEICE Trans. Electron.

IEEE J. Solid State Circuits

Publications

Shinsuke Hara, Mohamed H. Mubarak, Akifumi Kasamatsu, Yoshiki Sugimoto, Kunio Sakakibara, Kyoya Takano, Takeshi Yoshida, Shuhei Amakawa, Minoru Fujishima
25.9-Gb/s 259-GHz Phased-Array CMOS Receiver Module with 28° Steering Range. RWS (2024)
Sangyeop Lee, Kyoya Takano, Shuhei Amakawa, Takeshi Yoshida, Minoru Fujishima
A 0.6-V 41.3-GHz Power-Scalable Sub-Sampling PLL in 55-nm CMOS DDC. IEICE Trans. Electron. 106 (10) (2023)
Takeshi Yoshida, Shinsuke Hara, Tatsuo Hagino, Mohamed H. Mubarak, Akifumi Kasamatsu, Kyoya Takano, Yoshiki Sugimoto, Kunio Sakakibara, Shuhei Amakawa, Minoru Fujishima
A 2D Beam-Steerable 252-285-GHz 25.8-Gbit/s CMOS Receiver Module. A-SSCC (2023)
Shuhei Amakawa
On-chip transmission lines for silicon CMOS 6G: From basics to open questions. ICICDT (2023)
Sangyeop Lee, Shuhei Amakawa, Takeshi Yoshida, Minoru Fujishima
A 58-%-Lock-Range Divide-by-9 Injection-Locked Frequency Divider Using Harmonic-Control Technique. IEICE Trans. Electron. 106 (10) (2023)
Shinsuke Hara, Ruibing Dong, Sangyeop Lee, Kyoya Takano, Naoya Toshida, Akifumi Kasamatsu, Kunio Sakakibara, Takeshi Yoshida, Shuhei Amakawa, Minoru Fujishima
A 76-Gbit/s 265-GHz CMOS Receiver With WR-3.4 Waveguide Interface. IEEE J. Solid State Circuits 57 (10) (2022)
Sangyeop Lee, Shuhei Amakawa, Takeshi Yoshida, Minoru Fujishima
A 0.4-V 29-GHz-Bandwidth Power-Scalable Distributed Amplifier in 55-nm CMOS DDC Process. IEICE Trans. Electron. (10) (2022)
Yuta Sako, Tomohiro Kobayashi, Shinsuke Hara, Shuhei Amakawa, Takeshi Yoshida, Minoru Fujishima
254-GHz-to-299-GHz Down Conversion Mixer Using 45nm SOI CMOS. MWSCAS (2022)
Swaminathan Sankaran, Patrick Reynaert, Shuhei Amakawa
Session 23 Overview: THz Circuits and Front-Ends Rf Subcommittee. ISSCC (2021)
Sangyeop Lee, Shinsuke Hara, Ruibing Dong, Kyoya Takano, Shuhei Amakawa, Takeshi Yoshida, Minoru Fujishima
A 272-GHz CMOS Analog BPSK/QPSK Demodulator for IEEE 802.15.3d. ESSCIRC (2021)
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, Shunichi Kubo, Satoshi Miura, Yohtaro Umeda, Takeshi Yoshida, Shuhei Amakawa, Minoru Fujishima
A 76-Gbit/s 265-GHz CMOS Receiver. A-SSCC (2021)
Yohei Morishita, Sangyeop Lee, Toshihiro Teraoka, Ruibing Dong, Yuichi Kashino, Hitoshi Asano, Shinsuke Hara, Kyoya Takano, Kosuke Katayama, Takenori Sakamoto, Naganori Shirakata, Koji Takinami, Kazuaki Takahashi, Akifumi Kasamatsu, Takeshi Yoshida, Shuhei Amakawa, Minoru Fujishima
300-GHz-Band OFDM Video Transmission with CMOS TX/RX Modules and 40dBi Cassegrain Antenna toward 6G. IEICE Trans. Electron. (10) (2021)
Shuhei Amakawa, Minoru Fujishima
Wideband Power-Line Decoupling Technique for Millimeter-Wave CMOS Integrated Circuits. ISCAS (2019)
Sangyeop Lee, Ruibing Dong, Takeshi Yoshida, Shuhei Amakawa, Shinsuke Hara, Akifumi Kasamatsu, Junji Sato, Minoru Fujishima
An 80Gb/s 300GHz-Band Single-Chip CMOS Transceiver. ISSCC (2019)
Sangyeop Lee, Shinsuke Hara, Takeshi Yoshida, Shuhei Amakawa, Ruibing Dong, Akifumi Kasamatsu, Junji Sato, Minoru Fujishima
An 80-Gb/s 300-GHz-Band Single-Chip CMOS Transceiver. IEEE J. Solid State Circuits 54 (12) (2019)
Shinsuke Hara, Kosuke Katayama, Kyoya Takano, Ruibing Dong, Issei Watanabe, Norihiko Sekine, Akifumi Kasamatsu, Takeshi Yoshida, Shuhei Amakawa, Minoru Fujishima
32-Gbit/s CMOS Receivers in 300-GHz Band. IEICE Trans. Electron. (7) (2018)
Kyoya Takano, Kosuke Katayama, Shinsuke Hara, Ruibing Dong, Koichi Mizuno, Kazuaki Takahashi, Akifumi Kasamatsu, Takeshi Yoshida, Shuhei Amakawa, Minoru Fujishima
300-GHz CMOS transmitter module with built-in waveguide transition on a multilayered glass epoxy PCB. RWS (2018)
Sangyeop Lee, Kyoya Takano, Ruibing Dong, Shuhei Amakawa, Takeshi Yoshida, Minoru Fujishima
A 37-GHz-Input Divide-by-36 Injection-Locked Frequency Divider with 1.6-GHz Lock Range. A-SSCC (2018)
Minoru Fujishima, Shuhei Amakawa
Integrated-Circuit Approaches to THz Communications: Challenges, Advances, and Future Prospects. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2) (2017)
Kyoya Takano, Shuhei Amakawa, Kosuke Katayama, Shinsuke Hara, Ruibing Dong, Akifumi Kasamatsu, Iwao Hosako, Koichi Mizuno, Kazuaki Takahashi, Takeshi Yoshida, Minoru Fujishima
17.9 A 105Gb/s 300GHz CMOS transmitter. ISSCC (2017)
Shuhei Amakawa
Scattered Reflections on Scattering Parameters - Demystifying Complex-Referenced S Parameters -. IEICE Trans. Electron. (10) (2016)
Kosuke Katayama, Kyoya Takano, Shuhei Amakawa, Shinsuke Hara, Akifumi Kasamatsu, Koichi Mizuno, Kazuaki Takahashi, Takeshi Yoshida, Minoru Fujishima
20.1 A 300GHz 40nm CMOS transmitter with 32-QAM 17.5Gb/s/ch capability over 6 channels. ISSCC (2016)
Kosuke Katayama, Kyoya Takano, Shuhei Amakawa, Shinsuke Hara, Akifumi Kasamatsu, Koichi Mizuno, Kazuaki Takahashi, Takeshi Yoshida, Minoru Fujishima
A 300 GHz CMOS Transmitter With 32-QAM 17.5 Gb/s/ch Capability Over Six Channels. IEEE J. Solid State Circuits 51 (12) (2016)
Shinsuke Hara, Kosuke Katayama, Kyoya Takano, Issei Watanabe, Norihiko Sekine, Akifumi Kasamatsu, Takeshi Yoshida, Shuhei Amakawa, Minoru Fujishima
Compact 141-GHz Differential Amplifier with 20-dB Peak Gain and 22-GHz 3-dB Bandwidth. IEICE Trans. Electron. (10) (2016)
Minoru Fujishima, Shuhei Amakawa, Kyoya Takano, Kosuke Katayama, Takeshi Yoshida
Tehrahertz CMOS Design for Low-Power and High-Speed Wireless Communication. IEICE Trans. Electron. (12) (2015)
Minoru Fujishima, Shuhei Amakawa
Recent progress and prospects of terahertz CMOS. IEICE Electron. Express 12 (13) (2015)
Kyoya Takano, Kosuke Katayama, Takeshi Yoshida, Shuhei Amakawa, Minoru Fujishima
124-GHz CMOS quadrature voltage-controlled oscillator with fundamental injection locking. A-SSCC (2015)
Kosuke Katayama, Mizuki Motoyoshi, Kyoya Takano, Chen Yang Li, Shuhei Amakawa, Minoru Fujishima
E-Band 65nm CMOS Low-Noise Amplifier Design Using Gain-Boost Technique. IEICE Trans. Electron. (6) (2014)
Kyoya Takano, Shuhei Amakawa, Kosuke Katayama, Mizuki Motoyoshi, Minoru Fujishima
Modeling of Short-Millimeter-Wave CMOS Transmission Line with Lossy Dielectrics with Specific Absorption Spectrum. IEICE Trans. Electron. (10) (2013)
Kazuo Nakano, Shuhei Amakawa, Noboru Ishihara, Kazuya Masu
RF signal generator using time domain harmonic suppression technique in 90nm CMOS. IEICE Electron. Express 9 (4) (2012)
Noboru Ishihara, Shuhei Amakawa, Kazuya Masu
RF CMOS Integrated Circuit: History, Current Status and Future Prospects. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2) (2011)
Koh Yamanaga, Shuhei Amakawa, Kazuya Masu, Takashi Sato
A Universal Equivalent Circuit Model for Ceramic Capacitors. IEICE Trans. Electron. (3) (2010)
Mousa M. Othman, Shuhei Amakawa, Noboru Ishihara, Kazuya Masu
Wide-band, high linear low noise amplifier design in 0.18um CMOS technology. IEICE Electron. Express 7 (11) (2010)
Tomoaki Maekawa, Shuhei Amakawa, Noboru Ishihara, Kazuya Masu
Design of CMOS inverter-based output buffers adapting the cherry-hooper broadbanding technique. ECCTD (2009)
Yuka Kobayashi, Shuhei Amakawa, Noboru Ishihara, Kazuya Masu
A low-phase-noise injection-locked differential ring-VCO with half-integral subharmonic locking in 0.18 µm CMOS. ESSCIRC (2009)
Kazuya Masu, Noboru Ishihara, Noriaki Nakayama, Takashi Sato, Shuhei Amakawa
Physical design challenges to nano-CMOS circuits. IEICE Electron. Express 6 (11) (2009)
Kenta Yamada, Takashi Sato, Shuhei Amakawa, Noriaki Nakayama, Kazuya Masu, Shigetaka Kumashiro
Layout-Aware Compact Model of MOSFET Characteristics Variations Induced by STI Stress. IEICE Trans. Electron. (7) (2008)
Takashi Sato, Takumi Uezono, Shiho Hagiwara, Kenichi Okada, Shuhei Amakawa, Noriaki Nakayama, Kazuya Masu
A MOS Transistor-Array for Accurate Measurement of Subthreshold Leakage Variation. ISQED (2007)
Shuhei Amakawa, Takumi Uezono, Takashi Sato, Kenichi Okada, Kazuya Masu
Adaptable wire-length distribution with tunable occupation probability. SLIP (2007)