Presentation 2007-03-09
Characteristic of Random Curved Surface and a Proposition of a New Curved Surface Model : An Universal Random Curved Surface Model Formed from Rotational Gaussians
Shin-ichi OHKAWA, Hiroo MASDA,
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Abstract(in English) In previous paper, we showed a random Legendre polynomial surface model in two-dimensions. It can be used to represent systematic variations in a chip efficiently. However the Legendre polynomial surface model is found to be a limitation in describing two dimensional spatial variation. They are (1) it shows edge-effect due to limited space of an applicable interval [-1, 1], (2) it has uniformity problem in representing infinity space. In this paper, we propose new random curved surface representation to ocercome the above problems. idea is originated from rotational Gaussians formula on mesh-points. It has advantages in uniformity and expression capability of an infinity space. Also it has excellent characteristic in mathematical treatment.
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Keyword(in English) LSI / design / variation / random curved surface / Gaussian
Paper # VLD2006-155,ICD2006-246
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Conference Date 2007/3/2(1days)
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Registration To Integrated Circuits and Devices (ICD)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Characteristic of Random Curved Surface and a Proposition of a New Curved Surface Model : An Universal Random Curved Surface Model Formed from Rotational Gaussians
Sub Title (in English)
Keyword(1) LSI
Keyword(2) design
Keyword(3) variation
Keyword(4) random curved surface
Keyword(5) Gaussian
1st Author's Name Shin-ichi OHKAWA
1st Author's Affiliation Renesas Technology Corp.()
2nd Author's Name Hiroo MASDA
2nd Author's Affiliation Renesas Technology Corp.
Date 2007-03-09
Paper # VLD2006-155,ICD2006-246
Volume (vol) vol.106
Number (no) 552
Page pp.pp.-
#Pages 6
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