Shouhei Kousai

Publication Activity (10 Years)

Years Active: 2001-2017
Publications (10 Years): 7

Top Topics

Successive Approximation

Signal Processing

Top Venues

IEEE J. Solid State Circuits

Publications

Daisuke Miyashita, Shouhei Kousai, Tomoya Suzuki, Jun Deguchi
A Neuromorphic Chip Optimized for Deep Learning and CMOS Technology With Time-Domain Analog and Digital Mixed-Signal Processing. IEEE J. Solid State Circuits 52 (10) (2017)
Song Hu, Shouhei Kousai, Hua Wang
A Compact Broadband Mixed-Signal Power Amplifier in Bulk CMOS With Hybrid Class-G and Dynamic Load Trajectory Manipulation. IEEE J. Solid State Circuits 52 (6) (2017)
Daisuke Miyashita, Shouhei Kousai, Tomoya Suzuki, Jun Deguchi
Time-domain neural network: A 48.5 TSOp/s/W neuromorphic chip optimized for deep learning and CMOS technology. A-SSCC (2016)
Song Hu, Shouhei Kousai, Hua Wang
A Broadband Mixed-Signal CMOS Power Amplifier With a Hybrid Class-G Doherty Efficiency Enhancement Technique. IEEE J. Solid State Circuits 51 (3) (2016)
Song Hu, Shouhei Kousai, Jong Seok Park, Outmane Lemtiri Chlieh, Hua Wang
Design of A Transformer-Based Reconfigurable Digital Polar Doherty Power Amplifier Fully Integrated in Bulk CMOS. IEEE J. Solid State Circuits 50 (5) (2015)
Piet Wambacq, Stefano Pellerano, Sven Mattisson, Shouhei Kousai, Ali Afsahi, Taizo Yamawaki
F5: Advanced RF CMOS transmitter techniques. ISSCC (2015)
Song Hu, Shouhei Kousai, Hua Wang
2.8 A broadband CMOS digital power amplifier with hybrid Class-G Doherty efficiency enhancement. ISSCC (2015)
Shouhei Kousai, Kohei Onizuka, Song Hu, Hua Wang, Ali Hajimiri
A new wave of CMOS power amplifier innovations: Fusing digital and analog techniques with large signal RF operations. CICC (2014)
Shouhei Kousai, Kohei Onizuka, Takashi Yamaguchi, Yasuhiko Kuriyama, Masami Nagaoka
3.1 polar antenna impedance detection and tuning for efficiency improvement in a 3G/4G CMOS Power Amplifier. ISSCC (2014)
Konosuke Watanabe, Kenichiro Yoshii, Nobuhiro Kondo, Ken-ichi Maeda, Toshio Fujisawa, Junji Wadatsumi, Daisuke Miyashita, Shouhei Kousai, Yasuo Unekawa, Shinsuke Fujii, Takuma Aoyama, Takayuki Tamura, Atsushi Kunimatsu, Yukihito Oowaki
19.3 66.3KIOPS-random-read 690MB/s-sequential-read universal Flash storage device controller with unified memory extension. ISSCC (2014)
Daisuke Miyashita, Ryo Yamaki, Kazunori Hashiyoshi, Hiroyuki Kobayashi, Shouhei Kousai, Yukihito Oowaki, Yasuo Unekawa
An LDPC Decoder With Time-Domain Analog and Digital Mixed-Signal Processing. IEEE J. Solid State Circuits 49 (1) (2014)
Shouhei Kousai
Recent progress in CMOS RF circuit design. IEICE Electron. Express 11 (2) (2014)
Jun Deguchi, Toshiyuki Yamagishi, Hideaki Majima, Nau Ozaki, Kazuhiro Hiwada, Makoto Morimoto, Tatsuji Ashitani, Shouhei Kousai
A 1.4Mpixel CMOS image sensor with multiple row-rescan based data sampling for optical camera communication. A-SSCC (2014)
Shouhei Kousai, Kohei Onizuka, Junji Wadatsumi, Takashi Yamaguchi, Yasuhiko Kuriyama, Masami Nagaoka
Polar Antenna Impedance Detection and Tuning for Efficiency Improvement in a 3G/4G CMOS Power Amplifier. IEEE J. Solid State Circuits 49 (12) (2014)
Yuji Satoh, Hiroyuki Kobayashi, Takeshi Miyaba, Shouhei Kousai
A 2.9mW, +/- 85ppm accuracy reference clock generator based on RC oscillator with on-chip temperature calibration. VLSIC (2014)
Jong Seok Park, Shouhei Kousai, Hua Wang
A fully differential ultra-compact broadband transformer based quadrature generation scheme. CICC (2013)
Yusuke Niki, Daisuke Miyashita, Hiroyuki Kobayashi, Shouhei Kousai
A supply-noise-rejection technique in ADPLL with noise-cancelling current source. ESSCIRC (2013)
Shouhei Kousai, Gangadhar Burra
Session 25 overview: Energy-efficient wireless. ISSCC (2013)
Daisuke Miyashita, Ryo Yamaki, Kazunori Hashiyoshi, Hiroyuki Kobayashi, Shouhei Kousai, Yukihito Oowaki, Yasuo Unekawa
A 10.4pJ/b (32, 8) LDPC decoder with time-domain analog and digital mixed-signal processing. ISSCC (2013)
Jun Deguchi, Fumihiko Tachibana, Makoto Morimoto, Masayoshi Chiba, Takeshi Miyaba, Hideki Tanaka, Kyoichi Takenaka, Satoshi Funayama, Kunihiko Amano, Kazuhide Sugiura, Ryuta Okamoto, Shouhei Kousai
A 187.5µVrms-read-noise 51mW 1.4Mpixel CMOS image sensor with PMOSCAP column CDS and 10b self-differential offset-cancelled pipeline SAR-ADC. ISSCC (2013)
Sven Mattisson, Shouhei Kousai
Session 9 overview: Wireless transceiver techniques: Wireless subcommittee. ISSCC (2012)
Shouhei Kousai, Kohei Onizuka, Takashi Yamaguchi, Yasuhiko Kuriyama, Masami Nagaoka
A 28.3mW PA-closed loop for linearity and efficiency improvement integrated in a +27.1dBm WCDMA CMOS power amplifier. ISSCC (2012)
Shouhei Kousai, Kohei Onizuka, Takashi Yamaguchi, Yasuhiko Kuriyama, Masami Nagaoka
A 28.3 mW PA-Closed Loop for Linearity and Efficiency Improvement Integrated in a + 27.1 dBm WCDMA CMOS Power Amplifier. IEEE J. Solid State Circuits 47 (12) (2012)
Daisuke Miyashita, Hiroyuki Kobayashi, Jun Deguchi, Shouhei Kousai, Mototsugu Hamada, Ryuichi Fujimoto
A-104 dBc/Hz In-Band Phase Noise 3 GHz All Digital PLL with Phase Interpolation Based Hierarchical Time to Digital Converter. IEICE Trans. Electron. (6) (2012)
Shouhei Kousai, Daisuke Miyashita, Junji Wadatsumi, Rui Ito, Takahiro Sekiguchi, Mototsugu Hamada, Kenichi Okada
A Low-Noise and Highly-Linear Transmitter with Envelope Injection Pre-Power Amplifier for Multi-Mode Radio. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2) (2011)
Hiroyuki Kobayashi, Shouhei Kousai, Yoshiaki Yoshihara, Mototsugu Hamada
An all-digital 8-DPSK polar transmitter with second-order approximation scheme and phase rotation-constant digital PA for bluetooth EDR in 65nm CMOS. ISSCC (2011)
Shouhei Kousai, Ali Hajimiri
An octave-range watt-level fully integrated CMOS switching power mixer array for linearization and back-off efficiency improvement. ISSCC (2009)
Shouhei Kousai, Mototsugu Hamada, Rui Ito, Tetsuro Itakura
A Novel Automatic Quality Factor Tuning Scheme for a Low-Power Wideband Active-RC Filter. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2) (2009)
Shouhei Kousai, Ali Hajimiri
An Octave-Range, Watt-Level, Fully-Integrated CMOS Switching Power Mixer Array for Linearization and Back-Off-Efficiency Improvement. IEEE J. Solid State Circuits 44 (12) (2009)
Shouhei Kousai, Daisuke Miyashita, Junji Wadatsumi, Asuka Maki, Takahiro Sekiguchi, Rui Ito, Mototsugu Hamada
A 1.2V 0.2-to-6.3GHz Transceiver with Less Than -29.5dB EVM@-3dBm and a Choke/Coil-Less Pre-Power Amplifier. ISSCC (2008)
Shouhei Kousai, Mototsugu Hamada, Rui Ito, Tetsuro Itakura
A 19.7 MHz, Fifth-Order Active-RCChebyshev LPF for Draft IEEE802.11n With Automatic Quality-Factor Tuning Scheme. IEEE J. Solid State Circuits 42 (11) (2007)
Shouhei Kousai, Mototsugu Hamada, Rui Ito, Tetsuro Itakura
A novel quality factor tuning scheme for active-RC filters. ESSCIRC (2007)
Daisuke Miyashita, Hiroki Ishikuro, Shouhei Kousai, Hiroyuki Kobayashi, Hideaki Majima, Kenichi Agawa, Mototsugu Hamada
A phase noise minimization of CMOS VCOs over wide tuning range and large PVT variations. CICC (2005)
Toru Tanzawa, Kenichi Agawa, Hiroyuki Shibayama, Ryota Terauchi, Katsumi Hisano, Hiroki Ishikuro, Shouhei Kousai, Hiroyuki Kobayashi, Hideaki Majima, Toru Takayama, Masayuki Koizumi, Fumitoshi Hatori
A 2.4-GHz Temperature-Compensated CMOS LC-VCO for Low Frequency Drift Low-Power Direct-Modulation GFSK Transmitters. IEICE Trans. Electron. (4) (2005)
Toru Tanzawa, Hiroyuki Shibayama, Ryota Terauchi, Katsumi Hisano, Hiroki Ishikuro, Shouhei Kousai, Hiroyuki Kobayashi, Hideaki Majima, Toru Takayama, Kenichi Agawa, Masayuki Koizumi, Fumitoshi Hatori
A temperature-compensated CMOS LC-VCO enabling the direct modulation architecture in 2.4GHz GFSK transmitter. CICC (2004)
Fumitoshi Hatori, Shouhei Kousai, Yasuo Unekawa
Shared data line technique for doubling the data transfer rate per pin of differential interfaces. CICC (2001)