Presentation 1997/7/24
A DRAM Refresh Architecture for Merged DRAM/Logic LSIs
Koji KAI, Taku OHSAWA, Kazuaki MURAKAMI,
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Abstract(in English) We address the issues on DRAM refreshes in merged DRAM/logic LSIs, and investigate the impact of refreshes on performance and power consumption. Two facts can be drawn from the results of the investigation. Firstly, even if the data retention time is shortened by 10%, there are less impacts on the performance and the power consumption. Based on this, making merged DRAM/logic LSIs with low cost by applying the conventional logic process technology is becoming rearistic. Secondly, the refresh penalty is heavy for very short data retention times. Taking these into considerration, we propose a refresh architecture and methodologies to reduce the refresh penalty in merged DRAM/logic LSIs.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) merged DRAM/logic LSI / processor / refresh / power consumption / performance
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Committee SDM
Conference Date 1997/7/24(1days)
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Registration To Silicon Device and Materials (SDM)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A DRAM Refresh Architecture for Merged DRAM/Logic LSIs
Sub Title (in English)
Keyword(1) merged DRAM/logic LSI
Keyword(2) processor
Keyword(3) refresh
Keyword(4) power consumption
Keyword(5) performance
1st Author's Name Koji KAI
1st Author's Affiliation Institute of Systems & Information Technologies KYUSHU()
2nd Author's Name Taku OHSAWA
2nd Author's Affiliation Department of Computer Science and Communication Engineering, Graduate School of Information Science and Electrical Engineering, Kyushu University
3rd Author's Name Kazuaki MURAKAMI
3rd Author's Affiliation Department of Computer Science and Communication Engineering, Graduate School of Information Science and Electrical Engineering, Kyushu University
Date 1997/7/24
Paper #
Volume (vol) vol.97
Number (no) 195
Page pp.pp.-
#Pages 8
Date of Issue