Presentation 2014-10-02
Local pulse generation in variable stages pipeline designs for low energy consumption
Takayuki NII, Youhua SHI, Nozomu TOGAWA, Kimiyoshi USAMI, Masao YANAGISAWA,
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Abstract(in English) The increase of energy consumption due to improved performance has become a problem in the mobile terminal, and various low energy design techniques have been proposed. Variable Stages Pipeline(VSP) technique is one of them, which can reduce glitches by using a special LDS-cell(Latch D-FF selector-cell). However, glitches that occur during the low clock phase will still be propagated to next stages. In this paper, we propose a method for variable stages pipeline designs by applying local pulse generation and clock gating in LE mode for further energy reduction. We implemented the proposed method to a multiplier and experimental results show that the energy is reduced by 3.08% when compared to conventional VSP.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Variable Stages Pipeline(VSP) / low energy consumption / LDS-cell(Latch D-FF Selector cell) / glitch / pulse generation
Paper # VLD2014-61,ICD2014-54,IE2014-40
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Conference Date 2014/9/25(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) Local pulse generation in variable stages pipeline designs for low energy consumption
Sub Title (in English)
Keyword(1) Variable Stages Pipeline(VSP)
Keyword(2) low energy consumption
Keyword(3) LDS-cell(Latch D-FF Selector cell)
Keyword(4) glitch
Keyword(5) pulse generation
1st Author's Name Takayuki NII
1st Author's Affiliation Grad. of Science and Engineering, Waseda University()
2nd Author's Name Youhua SHI
2nd Author's Affiliation Grad. of Science and Engineering, Waseda University
3rd Author's Name Nozomu TOGAWA
3rd Author's Affiliation Grad. of Science and Engineering, Waseda University
4th Author's Name Kimiyoshi USAMI
4th Author's Affiliation Grad. of Science and Engineering, Waseda University:Dept. of Information Science and Engineering, Shibaura Insititute of Technology
5th Author's Name Masao YANAGISAWA
5th Author's Affiliation Grad. of Science and Engineering, Waseda University
Date 2014-10-02
Paper # VLD2014-61,ICD2014-54,IE2014-40
Volume (vol) vol.114
Number (no) 232
Page pp.pp.-
#Pages 6
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