An efficient decoding method of sequence-pair. - Chikaaki Kodama; Kunihiro Fujiyoshi (APCCAS (2), 2002)

An Efficient Decoding Method of Sequence-Pair with Reduced Redundancy. - Chikaaki Kodama; Kunihiro Fujiyoshi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Selected sequence-pair: an efficient decodable packing representation in linear time using sequence-pair. - Chikaaki Kodama; Kunihiro Fujiyoshi (ASP-DAC, 2003)

An Improved Method of Convex Rectilinear Block Packing Based on Sequence-Pair. - Kazuya Wakata; Hiroaki Saito; Kunihiro Fujiyoshi; Keishi Sakanushi; Takayuki Obata; Chikaaki Kodama (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

A novel encoding method into sequence-pair. - Chikaaki Kodama; Kunihiro Fujiyoshi; Teppei Koga (ISCAS (5), 2004)

A Graph Based Soft Module Handling in Floorplan. - Hiroaki Itoga; Chikaaki Kodama; Kunihiro Fujiyoshi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

Minimizing the Number of Empty Rooms on Floorplan by Dissection Line Merge. - Chikaaki Kodama; Kunihiro Fujiyoshi (IEICE Trans. Inf. Syst., 2005)

Thermal Driven Module Placement Using Sequence-pair. - Norihide Okada; Chikaaki Kodama; Takashi Sato 001; Kunihiro Fujiyoshi (APCCAS, 2006)

Evaluation of 3D-packing representations for scheduling of dynamically reconfigurable systems. - Yukihide Kohira; Chikaaki Kodama; Kunihiro Fujiyoshi; Atsushi Takahashi 001 (ISCAS, 2006)

Improved method of cell placement with symmetry constraints for analog IC layout design. - Shinichi Kouda; Chikaaki Kodama; Kunihiro Fujiyoshi (ISPD, 2006)

A fast algorithm for rectilinear block packing based on selected sequence-pair. - Kunihiro Fujiyoshi; Chikaaki Kodama; Akira Ikeda (Integr., 2007)

Linear Programming-Based Cell Placement With Symmetry Constraints for Analog IC Layout. - Shinichi Koda; Chikaaki Kodama; Kunihiro Fujiyoshi (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2007)

The O-Sequence: Representation of 3D-Dissection. - Hidenori Ohta; Toshinori Yamada; Chikaaki Kodama; Kunihiro Fujiyoshi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

Self-Aligned Double and Quadruple Patterning-aware grid routing with hotspots control. - Chikaaki Kodama; Hirotaka Ichikawa; Koichi Nakayama; Toshiya Kotani; Shigeki Nojima; Shoji Mimotogi; Shinji Miyamoto; Atsushi Takahashi 001 (ASP-DAC, 2013)

A fast process variation and pattern fidelity aware mask optimization algorithm. - Ahmed Awad 002; Atsushi Takahashi 001; Satoshi Tanaka; Chikaaki Kodama (ICCAD, 2014)

Positive Semidefinite Relaxation and Approximation Algorithm for Triple Patterning Lithography. - Tomomi Matsui; Yukihide Kohira; Chikaaki Kodama; Atsushi Takahashi 001 (ISAAC, 2014)

Fast mask assignment using positive semidefinite relaxation in LELECUT triple patterning lithography. - Yukihide Kohira; Tomomi Matsui; Yoko Yokoyama; Chikaaki Kodama; Atsushi Takahashi 001; Shigeki Nojima; Satoshi Tanaka (ASP-DAC, 2015)

Effective two-dimensional pattern generation for self-aligned double patterning. - Takeshi Ihara; Atsushi Takahashi 001; Chikaaki Kodama (ISCAS, 2015)

Self-Aligned Double and Quadruple Patterning Aware Grid Routing Methods. - Chikaaki Kodama; Hirotaka Ichikawa; Koichi Nakayama; Fumiharu Nakajima; Shigeki Nojima; Toshiya Kotani; Takeshi Ihara; Atsushi Takahashi 001 (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2015)

Manufacturability-aware mask assignment in multiple patterning lithography. - Yukihide Kohira; Atsushi Takahashi 001; Tomomi Matsui; Chikaaki Kodama; Shigeki Nojima; Satoshi Tanaka (APCCAS, 2016)

A fast manufacturability aware Optical Proximity Correction (OPC) algorithm with adaptive wafer image estimation. - Ahmed Awad 002; Atsushi Takahashi 001; Chikaaki Kodama (DATE, 2016)

Grid-based Self-Aligned Quadruple Patterning aware two dimensional routing pattern. - Takeshi Ihara; Toshiyuki Hongo; Atsushi Takahashi 001; Chikaaki Kodama (DATE, 2016)

A Machine Learning Based Framework for Sub-Resolution Assist Feature Generation. - Xiaoqing Xu; Tetsuaki Matsunawa; Shigeki Nojima; Chikaaki Kodama; Toshiya Kotani; David Z. Pan (ISPD, 2016)

A Fast Mask Manufacturability and Process Variation Aware OPC Algorithm with Exploiting a Novel Intensity Estimation Model. - Ahmed Awad 002; Atsushi Takahashi 001; Chikaaki Kodama (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016)

Lithography hotspot detection by two-stage cascade classifier using histogram of oriented light propagation. - Yoichi Tomioka; Tetsuaki Matsunawa; Chikaaki Kodama; Shigeki Nojima (ASP-DAC, 2017)

A Routing Method Using Directed Grid-Graph for Self-Aligned Quadruple Patterning. - Takeshi Ihara; Toshiyuki Hongo; Atsushi Takahashi 001; Chikaaki Kodama (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017)

Intensity Difference Map (IDM) Accuracy Analysis for OPC Efficiency Verification and Further Enhancement. - Ahmed Awad 002; Atsushi Takahashi 001; Satoshi Tanaka; Chikaaki Kodama (IPSJ Trans. Syst. LSI Des. Methodol., 2017)

A Fast Process-Variation-Aware Mask Optimization Algorithm With a Novel Intensity Modeling. - Ahmed Awad 002; Atsushi Takahashi 001; Satoshi Tanaka; Chikaaki Kodama (IEEE Trans. Very Large Scale Integr. Syst., 2017)

Subresolution Assist Feature Generation With Supervised Data Learning. - Xiaoqing Xu; Yibo Lin; Meng Li 004; Tetsuaki Matsunawa; Shigeki Nojima; Chikaaki Kodama; Toshiya Kotani; David Z. Pan (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2018)

Development of a Lithography Simulation Tool Set in Various Optical Conditions for Source Mask Optimization. - Masaki Kuramochi; Yukihide Kohira; Hiroyoshi Tanabe; Tetsuaki Matsunawa; Chikaaki Kodama (IEEE Access, 2024)

Gap Channel Routing with Fixed Wires. - Masayuki Shimoda; Atsushi Takahashi 001; Kosuke Yanagidaira; Mikiko Hirai; Toshikazu Watanabe; Toshimitsu Iwasawa; Chikaaki Kodama (ISCAS, 2025)