Chikaaki Kodama

33 papers A 3B 1C 3Journal 16Unranked 10
YearRankTypeTitle / Venue / Authors
2025 J jnl
Fast Mask Optimization Under Process Variation Using Guided Local Search on Quadratic Programming.
IEEE Trans. Comput. Aided Des. Integr. Circuits Syst.
Naoki Nonaka, Masaki Kuramochi, Yukihide Kohira, Rina Azuma, Tomomi Matsui, Atsushi Takahashi, Chikaaki Kodama
2025 C conf
Gap Channel Routing with Fixed Wires.
ISCAS
Masayuki Shimoda, Atsushi Takahashi, Kosuke Yanagidaira, Mikiko Hirai, Toshikazu Watanabe, Toshimitsu Iwasawa, Chikaaki Kodama
2025 J jnl
UEO Channel Routing Algorithm to Alleviate Local Congestion for Generalized Channels.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Zezhong Wang, Hiroto Nakayama, Masayuki Shimoda, Atsushi Takahashi, Kosuke Yanagidaira, Chikaaki Kodama
2024 J jnl
Development of a Lithography Simulation Tool Set in Various Optical Conditions for Source Mask Optimization.
IEEE Access
Masaki Kuramochi, Yukihide Kohira, Hiroyoshi Tanabe, Tetsuaki Matsunawa, Chikaaki Kodama
2018 J jnl
Subresolution Assist Feature Generation With Supervised Data Learning.
IEEE Trans. Comput. Aided Des. Integr. Circuits Syst.
Xiaoqing Xu, Yibo Lin, Meng Li, Tetsuaki Matsunawa, Shigeki Nojima, Chikaaki Kodama, Toshiya Kotani, David Z. Pan
2017 J jnl
A Fast Process-Variation-Aware Mask Optimization Algorithm With a Novel Intensity Modeling.
IEEE Trans. Very Large Scale Integr. Syst.
Ahmed Awad, Atsushi Takahashi, Satoshi Tanaka, Chikaaki Kodama
2017 J jnl
A Routing Method Using Directed Grid-Graph for Self-Aligned Quadruple Patterning.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Takeshi Ihara, Toshiyuki Hongo, Atsushi Takahashi, Chikaaki Kodama
2017 J jnl
Intensity Difference Map (IDM) Accuracy Analysis for OPC Efficiency Verification and Further Enhancement.
IPSJ Trans. Syst. LSI Des. Methodol.
Ahmed Awad, Atsushi Takahashi, Satoshi Tanaka, Chikaaki Kodama
2017 — conf
Lithography hotspot detection by two-stage cascade classifier using histogram of oriented light propagation.
ASP-DAC
Yoichi Tomioka, Tetsuaki Matsunawa, Chikaaki Kodama, Shigeki Nojima
2016 J jnl
A Fast Mask Manufacturability and Process Variation Aware OPC Algorithm with Exploiting a Novel Intensity Estimation Model.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Ahmed Awad, Atsushi Takahashi, Chikaaki Kodama
2016 — conf
A Machine Learning Based Framework for Sub-Resolution Assist Feature Generation.
ISPD
Xiaoqing Xu, Tetsuaki Matsunawa, Shigeki Nojima, Chikaaki Kodama, Toshiya Kotani, David Z. Pan
2016 A conf
A fast manufacturability aware Optical Proximity Correction (OPC) algorithm with adaptive wafer image estimation.
DATE
Ahmed Awad, Atsushi Takahashi, Chikaaki Kodama
2016 A conf
Grid-based Self-Aligned Quadruple Patterning aware two dimensional routing pattern.
DATE
Takeshi Ihara, Toshiyuki Hongo, Atsushi Takahashi, Chikaaki Kodama
2016 — conf
Manufacturability-aware mask assignment in multiple patterning lithography.
APCCAS
Yukihide Kohira, Atsushi Takahashi, Tomomi Matsui, Chikaaki Kodama, Shigeki Nojima, Satoshi Tanaka
2015 C conf
Effective two-dimensional pattern generation for self-aligned double patterning.
ISCAS
Takeshi Ihara, Atsushi Takahashi, Chikaaki Kodama
2015 — conf
Fast mask assignment using positive semidefinite relaxation in LELECUT triple patterning lithography.
ASP-DAC
Yukihide Kohira, Tomomi Matsui, Yoko Yokoyama, Chikaaki Kodama, Atsushi Takahashi, Shigeki Nojima, Satoshi Tanaka
2015 J jnl
Self-Aligned Double and Quadruple Patterning Aware Grid Routing Methods.
IEEE Trans. Comput. Aided Des. Integr. Circuits Syst.
Chikaaki Kodama, Hirotaka Ichikawa, Koichi Nakayama, Fumiharu Nakajima, Shigeki Nojima, Toshiya Kotani, Takeshi Ihara, Atsushi Takahashi
2014 A conf
A fast process variation and pattern fidelity aware mask optimization algorithm.
ICCAD
Ahmed Awad, Atsushi Takahashi, Satoshi Tanaka, Chikaaki Kodama
2014 B conf
Positive Semidefinite Relaxation and Approximation Algorithm for Triple Patterning Lithography.
ISAAC
Tomomi Matsui, Yukihide Kohira, Chikaaki Kodama, Atsushi Takahashi
2013 — conf
Self-Aligned Double and Quadruple Patterning-aware grid routing with hotspots control.
ASP-DAC
Chikaaki Kodama, Hirotaka Ichikawa, Koichi Nakayama, Toshiya Kotani, Shigeki Nojima, Shoji Mimotogi, Shinji Miyamoto, Atsushi Takahashi
2008 J jnl
The O-Sequence: Representation of 3D-Dissection.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Hidenori Ohta, Toshinori Yamada, Chikaaki Kodama, Kunihiro Fujiyoshi
2007 J jnl
A fast algorithm for rectilinear block packing based on selected sequence-pair.
Integr.
Kunihiro Fujiyoshi, Chikaaki Kodama, Akira Ikeda
2007 J jnl
Linear Programming-Based Cell Placement With Symmetry Constraints for Analog IC Layout.
IEEE Trans. Comput. Aided Des. Integr. Circuits Syst.
Shinichi Koda, Chikaaki Kodama, Kunihiro Fujiyoshi
2006 C conf
Evaluation of 3D-packing representations for scheduling of dynamically reconfigurable systems.
ISCAS
Yukihide Kohira, Chikaaki Kodama, Kunihiro Fujiyoshi, Atsushi Takahashi
2006 — conf
Improved method of cell placement with symmetry constraints for analog IC layout design.
ISPD
Shinichi Kouda, Chikaaki Kodama, Kunihiro Fujiyoshi
2006 — conf
Thermal Driven Module Placement Using Sequence-pair.
APCCAS
Norihide Okada, Chikaaki Kodama, Takashi Sato, Kunihiro Fujiyoshi
2005 J jnl
A Graph Based Soft Module Handling in Floorplan.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Hiroaki Itoga, Chikaaki Kodama, Kunihiro Fujiyoshi
2005 J jnl
Minimizing the Number of Empty Rooms on Floorplan by Dissection Line Merge.
IEICE Trans. Inf. Syst.
Chikaaki Kodama, Kunihiro Fujiyoshi
2004 — conf
A novel encoding method into sequence-pair.
ISCAS (5)
Chikaaki Kodama, Kunihiro Fujiyoshi, Teppei Koga
2003 J jnl
An Improved Method of Convex Rectilinear Block Packing Based on Sequence-Pair.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Kazuya Wakata, Hiroaki Saito, Kunihiro Fujiyoshi, Keishi Sakanushi, Takayuki Obata, Chikaaki Kodama
2003 — conf
Selected sequence-pair: an efficient decodable packing representation in linear time using sequence-pair.
ASP-DAC
Chikaaki Kodama, Kunihiro Fujiyoshi
2002 J jnl
An Efficient Decoding Method of Sequence-Pair with Reduced Redundancy.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Chikaaki Kodama, Kunihiro Fujiyoshi
2002 — conf
An efficient decoding method of sequence-pair.
APCCAS (2)
Chikaaki Kodama, Kunihiro Fujiyoshi