Kunihiro FUJIYOSHI


Placement with Symmetry Constraints for Analog IC Layout Design Based on Tree Representation
Natsumi HIRAKAWA  Kunihiro FUJIYOSHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/02/01
Vol. E92-A  No. 2  pp. 467-474
Type of Manuscript: PAPER
Category: VLSI Design Technology and CAD
Keyword: 
analog placementsymmetry constraintO-tree
  Summary |  Full Text:PDF (314.3KB)

The O-Sequence:Representation of 3D-Dissection
Hidenori OHTA  Toshinori YAMADA  Chikaaki KODAMA  Kunihiro FUJIYOSHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/08/01
Vol. E91-A  No. 8  pp. 2111-2119
Type of Manuscript: PAPER
Category: Algorithms and Data Structures
Keyword: 
rectangular solid dissectionrectangular dissection3D-VLSI2D-dissection3D-dissectionQ-sequenceO-sequence
  Summary |  Full Text:PDF (783.4KB)

A Graph Based Soft Module Handling in Floorplan
Hiroaki ITOGA  Chikaaki KODAMA  Kunihiro FUJIYOSHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/12/01
Vol. E88-A  No. 12  pp. 3390-3397
Type of Manuscript: Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Floorplan and Placement
Keyword: 
floorplansoft modulecompaction graphslack
  Summary |  Full Text:PDF (380KB)

Minimizing the Number of Empty Rooms on Floorplan by Dissection Line Merge
Chikaaki KODAMA  Kunihiro FUJIYOSHI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2005/07/01
Vol. E88-D  No. 7  pp. 1389-1396
Type of Manuscript: Special Section PAPER (Special Section on Recent Advances in Circuits and Systems--Part 1)
Category: Programmable Logic, VLSI, CAD and Layout
Keyword: 
empty roomdissection linerectangular dissectionfloorplanmodule placement
  Summary |  Full Text:PDF (1.2MB)

An Improved Method of Convex Rectilinear Block Packing Based on Sequence-Pair
Kazuya WAKATA  Hiroaki SAITO  Kunihiro FUJIYOSHI  Keishi SAKANUSHI  Takayuki OBATA  Chikaaki KODAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/12/01
Vol. E86-A  No. 12  pp. 3148-3157
Type of Manuscript: Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Place and Routing
Keyword: 
packingsequence-pairconvex rectilinear block
  Summary |  Full Text:PDF (569.6KB)

An Efficient Decoding Method of Sequence-Pair with Reduced Redundancy
Chikaaki KODAMA  Kunihiro FUJIYOSHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/12/01
Vol. E85-A  No. 12  pp. 2785-2794
Type of Manuscript: Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Physical Design
Keyword: 
packingfloorplansequence-pairQ-sequence
  Summary |  Full Text:PDF (484KB)