Presentation 1996/5/23
Suppression Method of Floating Body Effects and Reliability of Fully Depleted MOSFETs/SIMOX
Toshiaki Tsuchiya, Terukazu Ohno, Satoshi Tazawa, Masaaki Tomizawa,
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Abstract(in English) Fully-depleted MOSFETs/SIMOX, which do not need body contacts to fix the body potential, are very promising devices for future low-energy high-speed LSIs beyond quarter-micron generation. However, it is essential to suppress parasitic bipolar action in fully-depleted devices for practical use in LSIs. In this report, a new suppression method of parasitic bipolar action is proposed, which uses recombination centers induced by ion implantation. By using a 2-D device simulator, the effects of recombination centers are analyzed, and an effective position to set recombination centers is clarified. Moreover, the effectiveness of the new method is experimentally verified using Ar ion-implantation. It is shown that the new method is also effective to improve hot-carrier reliability, because a hot-carrier degradation mode peculiar to MOSFETs/SOI is suppressed by the method.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) SOI / SIMOX / MOSFET / Fully Depleted / Floating body effect / Reliability
Paper # SDM96-23
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Conference Information
Committee SDM
Conference Date 1996/5/23(1days)
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Registration To Silicon Device and Materials (SDM)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Suppression Method of Floating Body Effects and Reliability of Fully Depleted MOSFETs/SIMOX
Sub Title (in English)
Keyword(1) SOI
Keyword(2) SIMOX
Keyword(3) MOSFET
Keyword(4) Fully Depleted
Keyword(5) Floating body effect
Keyword(6) Reliability
1st Author's Name Toshiaki Tsuchiya
1st Author's Affiliation NTT LSI Laboratories()
2nd Author's Name Terukazu Ohno
2nd Author's Affiliation NTT LSI Laboratories
3rd Author's Name Satoshi Tazawa
3rd Author's Affiliation NTT LSI Laboratories
4th Author's Name Masaaki Tomizawa
4th Author's Affiliation NTT LSI Laboratories
Date 1996/5/23
Paper # SDM96-23
Volume (vol) vol.96
Number (no) 63
Page pp.pp.-
#Pages 7
Date of Issue