Koutaro Hachiya

23 papers A 1Journal 14Unranked 8
YearRankTypeTitle / Venue / Authors
2025 — conf
Multi-Ring Magnetic Shielding for Wireless Power Transfer Systems.
ICCE-Berlin
Munenori Tsushima, Koutaro Hachiya, Atsushi Kurokawa
2023 J jnl
A parabolic spiral coil transmitter with uniform magnetic field for smart devices.
IEICE Electron. Express
Ryotaro Kudo, Koutaro Hachiya, Toshiki Kanamoto, Atsushi Kurokawa
2023 J jnl
Bayesian neural network based inductance calculations of wireless power transfer systems.
IEICE Electron. Express
Kai Sato, Toshiki Kanamoto, Ryotaro Kudo, Koutaro Hachiya, Atsushi Kurokawa
2023 J jnl
Electronic component placement optimization for heat measures of smartglasses.
IEICE Electron. Express
Kyosuke Kusumi, Koutaro Hachiya, Ryotaro Kudo, Toshiki Kanamoto, Atsushi Kurokawa
2023 — conf
Measurement Point Selection Algorithms for Testing Power TSVs.
3DIC
Koutaro Hachiya
2022 — conf
A Parabolic Spiral Coil Transmitter for Charging Multiple Receivers.
GCCE
Ryotaro Kudo, Koutaro Hachiya, Toshiki Kanamoto, Atsushi Kurokawa
2022 J jnl
A bernoulli spiral coil transmitter for charging various small electronic devices.
IEICE Electron. Express
Ryotaro Kudo, Koutaro Hachiya, Toshiki Kanamoto, Atsushi Kurokawa
2022 — conf
Deep Neural Network Based Inductance Calculations of Wireless Power Transfer Systems.
GCCE
Kai Sato, Toshiki Kanamoto, Ryotaro Kudo, Koutaro Hachiya, Atsushi Kurokawa
2022 J jnl
Receiver coil built into belt for heat dissipation of watch-type smart devices.
IEICE Electron. Express
Shinsuke Kashiwazaki, Koutaro Hachiya, Toshiki Kanamoto, Ryosuke Watanabe, Atsushi Kurokawa
2021 J jnl
Effective methods to promote heat dissipation of wrist wearables.
IEICE Electron. Express
Kodai Matsuhashi, Koutaro Hachiya, Toshiki Kanamoto, Shinsuke Kashiwazaki, Kyosuke Kusumi, Atsushi Kurokawa
2020 — conf
A Method to Detect Open Defects in Wire Segments of On-Chip Power Grids.
ATS
Koutaro Hachiya
2020 A conf
Testing Through Silicon Vias in Power Distribution Network of 3D-IC with Manufacturing Variability Cancellation.
DATE
Koutaro Hachiya, Atsushi Kurokawa
2020 J jnl
Thermal placement on PCB of components including 3D ICs.
IEICE Electron. Express
Yuuta Satomi, Koutaro Hachiya, Toshiki Kanamoto, Ryosuke Watanabe, Atsushi Kurokawa
2019 — conf
Variability Cancellation to Improve Diagnostic Performance of Testing through Silicon Vias in Power Distribution Network of 3D-IC.
3DIC
Koutaro Hachiya, Atsushi Kurokawa
2010 J jnl
Impact of Self-Heating in Wire Interconnection on Timing.
IEICE Trans. Electron.
Toshiki Kanamoto, Takaaki Okumura, Katsuhiro Furukawa, Hiroshi Takafuji, Atsushi Kurokawa, Koutaro Hachiya, Tsuyoshi Sakata, Masakazu Tanaka, Hidenari Nakashima, Hiroo Masuda, Takashi Sato, Masanori Hashimoto
2009 J jnl
An Approach for Reducing Leakage Current Variation due to Manufacturing Variability.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Tsuyoshi Sakata, Takaaki Okumura, Atsushi Kurokawa, Hidenari Nakashima, Hiroo Masuda, Takashi Sato, Masanori Hashimoto, Koutaro Hachiya, Katsuhiro Furukawa, Masakazu Tanaka, Hiroshi Takafuji, Toshiki Kanamoto
2007 J jnl
Fast Methods to Estimate Clock Jitter due to Power Supply Noise.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Koutaro Hachiya, Takayuki Ohshima, Hidenari Nakashima, Masaaki Soda, Satoshi Goto
2006 J jnl
A Method to Derive SSO Design Rule Considering Jitter Constraint.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Koutaro Hachiya, Hiroyuki Kobayashi, Takaaki Okumura, Takashi Sato, Hiroki Oka
2006 J jnl
Impact of Intrinsic Parasitic Extraction Errors on Timing and Noise Estimation.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Toshiki Kanamoto, Shigekiyo Akutsu, Tamiyo Nakabayashi, Takahiro Ichinomiya, Koutaro Hachiya, Atsushi Kurokawa, Hiroshi Ishikawa, Sakae Muromoto, Hiroyuki Kobayashi, Masanori Hashimoto
2005 J jnl
On-Chip Thermal Gradient Analysis and Temperature Flattening for SoC Design.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Takashi Sato, Junji Ichimiya, Nobuto Ono, Koutaro Hachiya, Masanori Hashimoto
2005 — conf
On-chip thermal gradient analysis and temperature flattening for SoC design.
ASP-DAC
Takashi Sato, Junji Ichimiya, Nobuto Ono, Koutaro Hachiya, Masanori Hashimoto
2005 J jnl
Parallel iterative solvers for sparse linear systems in circuit simulation.
Future Gener. Comput. Syst.
Achim Basermann, Uwe Jaekel, M. Nordhausen, Koutaro Hachiya
1997 — conf
Enhancement of parallelism for tearing-based circuit simulation.
ASP-DAC
Koutaro Hachiya, Toshiyuki Saito, Toshiyuki Nakata, Norio Tanabe