Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
ICD |
2024-04-11 14:30 |
Kanagawa |
(Primary: On-site, Secondary: Online) |
[Invited Lecture]
A 40 nm 2 kb MTJ-Based Non-Volatile SRAM Macro with Novel Data-Aware Store Architecture for Normally Off Computing Kenta Suzuki, Keizo Hiraga, Bessho Kazuhiro (Sony), Kimiyoshi Usami (SIT), Taku Umebayashi (Sony) |
(To be available after the conference date) [more] |
|
VLD, HWS, ICD |
2024-02-29 10:35 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Distributed Task Migration Algorithm for 3D Stacked Chips and Evaluation with actual measurement Takahiro Kanamori, Songxiang Wang, Kimiyoshi Usami (SIT) VLD2023-109 HWS2023-69 ICD2023-98 |
The wireless communication technique between chips in a 3D stacked chip has a problem that certain areas are difficult t... [more] |
VLD2023-109 HWS2023-69 ICD2023-98 pp.60-65 |
VLD, DC, RECONF, ICD, IPSJ-SLDM [detail] |
2023-11-16 09:30 |
Kumamoto |
Civic Auditorium Sears Home Yume Hall (Primary: On-site, Secondary: Online) |
Leakage-current Based Charge Accumulating Aging Sensor Circuit and Evaluation of NBTI Using Fabricated Chips Mina Fukushima, Songxiang Wang, Kaito Nagai, Kimiyoshi Usami (SIT) VLD2023-43 ICD2023-51 DC2023-50 RECONF2023-46 |
Operation failure due to BTI (Bias Temperature Instability) is a critical concern. As the pMOS threshold V_th changes o... [more] |
VLD2023-43 ICD2023-51 DC2023-50 RECONF2023-46 pp.76-81 |
VLD, DC, RECONF, ICD, IPSJ-SLDM [detail] |
2023-11-16 10:20 |
Kumamoto |
Civic Auditorium Sears Home Yume Hall (Primary: On-site, Secondary: Online) |
Proposal of MTJ-based non-volatile flip-flops using reference resistance and Two-step Store Control Kousei Kaizu, Kimiyoshi Usami (SIT) VLD2023-45 ICD2023-53 DC2023-52 RECONF2023-48 |
Non-Volatile Flip Flops (NVFF) using Magnetic Tunnel Junction (MTJ) enable non-volatile power gating and reduce leakage ... [more] |
VLD2023-45 ICD2023-53 DC2023-52 RECONF2023-48 pp.88-93 |
MRIS, ITE-MMS |
2023-06-08 14:20 |
Miyagi |
Tohoku Univ. (RIEC) (Primary: On-site, Secondary: Online) |
[Invited Talk]
Computing in pursuit of energy efficiency
-- From the perspective of non-volatile memory circuits using MTJ -- Kimiyoshi Usami (Shibaura IT) MRIS2023-3 |
From AlphaGo which defeated a professional human GO player up to automatic driving of cars and the very recent ChatGPT, ... [more] |
MRIS2023-3 pp.13-20 |
HWS, VLD |
2023-03-01 13:50 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Circuit Optimization and Simulation Evaluation for Ultra-Low Voltage of LRPUF Using Manufacturing Variability of Leakage Current Shunkichi Hata, Kimiyoshi Usami (SIT) VLD2022-77 HWS2022-48 |
Low power consumption and low-voltage operation become critical issues to be addressed when PUF (Physically Unclonable F... [more] |
VLD2022-77 HWS2022-48 pp.25-30 |
VLD, DC, RECONF, ICD, IPSJ-SLDM [detail] |
2022-11-30 09:55 |
Kumamoto |
(Primary: On-site, Secondary: Online) |
Proposal of analytical expression for optimal store time of MTJ-based non-volatile flip-flops Daiki Yokoyama, Kimiyoshi Usami (SIT), Aika Kamei, Hideharu Amano (Keio Univ.) VLD2022-39 ICD2022-56 DC2022-55 RECONF2022-62 |
LSI has been developed by miniaturization, but the increase in leakage power caused by it has become a problem. Non-vola... [more] |
VLD2022-39 ICD2022-56 DC2022-55 RECONF2022-62 pp.115-120 |
CAS, SIP, VLD, MSS |
2022-06-16 16:10 |
Aomori |
Hachinohe Institute of Technology (Primary: On-site, Secondary: Online) |
Dynamic Temperature Control Algorithm for 3-D Stacked Chips based on Thermal Analysis Songxiang Wang, Kimiyoshi Usami (Shibaura IT) CAS2022-10 VLD2022-10 SIP2022-41 MSS2022-10 |
The problem of heat generation is more serious in 3D stacked chips than in non-stacked counterparts. In this study, we f... [more] |
CAS2022-10 VLD2022-10 SIP2022-41 MSS2022-10 pp.52-57 |
VLD, HWS [detail] |
2022-03-07 14:30 |
Online |
Online |
MTJ-based non-volatile SRAM circuit with Approximate Image-data Storing for energy saving Hisato Miyauchi, Kimiyoshi Usami (SIT) VLD2021-86 HWS2021-63 |
Non-volatile memory (NVM) using magnetic tunnel junction (MTJ) devices can prevent the increase in leakage current, whic... [more] |
VLD2021-86 HWS2021-63 pp.51-56 |
VLD, HWS [detail] |
2022-03-08 10:20 |
Online |
Online |
Evaluation of leakage-based LR-PUF's resistance to machine learning attacks Tomoaki Oikawa, Kimiyoshi Usami (SIT) VLD2021-93 HWS2021-70 |
One of the LSI individual identification technologies is PUF (Physically Unclonable Function), which utilizes the physic... [more] |
VLD2021-93 HWS2021-70 pp.93-98 |
VLD, DC, RECONF, ICD, IPSJ-SLDM (Joint) [detail] |
2021-12-01 10:35 |
Online |
Online |
Energy saving in a multi-context coarse grained reconfigurable array with non-volatile flip-flops Aika Kamei, Takuya Kojima, Hideharu Amano (Keio Univ.), Daiki Yokoyama, Hisato Miyauchi, Kimiyoshi Usami (SIT), Keizo Hiraga, Kenta Suzuki (SSS) VLD2021-20 ICD2021-30 DC2021-26 RECONF2021-28 |
IoT and edge-computing have been attracting much attention and demands for power efficiency as well as high performance ... [more] |
VLD2021-20 ICD2021-30 DC2021-26 RECONF2021-28 pp.19-24 |
SIP, CAS, VLD, MSS |
2021-07-06 10:00 |
Online |
Online |
Circuit Structure of PUF using Leakage Current and Simulation Evaluation Tomoaki Oikawa, Kimiyoshi Usami (Shibaura Inst. of Tech.) CAS2021-9 VLD2021-9 SIP2021-19 MSS2021-9 |
One of the LSI individual identification technologies is PUF (Physically Unclonable Function), which utilizes the physic... [more] |
CAS2021-9 VLD2021-9 SIP2021-19 MSS2021-9 pp.42-47 |
VLD, DC, RECONF, ICD, IPSJ-SLDM (Joint) [detail] |
2020-11-18 14:00 |
Online |
Online |
Physically Unclonable Functions(PUF) curcuit using Non-Volatile Flip-Flop and security evaluation against modeling attacks Hiroki Ishihara, Kimiyoshi Usami (Shibaura IT) VLD2020-37 ICD2020-57 DC2020-57 RECONF2020-56 |
In recent years, imitative LSIs have become a serious problem and security technology PUF to use manufacturing variabili... [more] |
VLD2020-37 ICD2020-57 DC2020-57 RECONF2020-56 pp.139-144 |
VLD, DC, RECONF, ICD, IPSJ-SLDM (Joint) [detail] |
2020-11-18 14:25 |
Online |
Online |
Energy Efficient Approximate Storing of Image Data for Non-volatile Memory Yoshinori Ono, Kimiyoshi Usami (SIT) VLD2020-38 ICD2020-58 DC2020-58 RECONF2020-57 |
A non-volatile memory (NVM) employing MTJ has a lot of strong points. However, it consumes a lot of energy when writing ... [more] |
VLD2020-38 ICD2020-58 DC2020-58 RECONF2020-57 pp.145-150 |
MSS, CAS, SIP, VLD |
2020-06-18 14:00 |
Online |
Online |
Optimal Design for Level-Shifter-Less Approach using Channel Length Modulation & Body Biasing Tatsuya Watanabe, Usami Kimiyoshi (SIT) CAS2020-8 VLD2020-8 SIP2020-24 MSS2020-8 |
A multi-VDD design realizes LSIs to be low power by allowing to use multiple different power supply voltages. In this de... [more] |
CAS2020-8 VLD2020-8 SIP2020-24 MSS2020-8 pp.41-46 |
MSS, CAS, SIP, VLD |
2020-06-18 14:25 |
Online |
Online |
Thermal transient analysis of the heat generation and design of temperature control circuit in three-dimensional stacked chip Tomoaki Oikawa, Kimiyoshi Usami (Shibaura Inst. of Tech.) CAS2020-9 VLD2020-9 SIP2020-25 MSS2020-9 |
As a technology for improving the degree of integration of LSI, there is a three-dimensional stacking technology of LSI ... [more] |
CAS2020-9 VLD2020-9 SIP2020-25 MSS2020-9 pp.47-52 |
HWS, VLD [detail] |
2020-03-04 13:00 |
Okinawa |
Okinawa Ken Seinen Kaikan (Cancelled but technical report was issued) |
MTJ-based Nonvolatile Flip-Flop Circuit Using Dual Power Supplies for Low-voltage Operation Sosuke Akiba, Kimiyoshi Usami (SIT) VLD2019-99 HWS2019-72 |
One of the leakage reduction techniques is nonvolatile power gating(NVPG) by using magnetic tunnel junction(MTJ). In the... [more] |
VLD2019-99 HWS2019-72 pp.31-36 |
HWS, VLD [detail] |
2020-03-05 16:25 |
Okinawa |
Okinawa Ken Seinen Kaikan (Cancelled but technical report was issued) |
Image edge detection using Latest Results based Approximate Computing Hajime Ochi, Kimiyoshi Usami (SIT) VLD2019-121 HWS2019-94 |
Approximate Computing (AC) is an energy reduction technique with approximate calculation. In the field of image processi... [more] |
VLD2019-121 HWS2019-94 pp.157-162 |
IPSJ-SLDM, RECONF, VLD, CPSY, IPSJ-ARC [detail] |
2020-01-24 13:55 |
Kanagawa |
Raiosha, Hiyoshi Campus, Keio University |
Edge detection algorithms using stochastic architectures for various images Naoto Shinozaki, Kimiyoshi Usami (SIT) VLD2019-87 CPSY2019-85 RECONF2019-77 |
Stochastic computing (SC) is an approximate calculation method with the existence probability of 1 in a bit string as a ... [more] |
VLD2019-87 CPSY2019-85 RECONF2019-77 pp.199-204 |
VLD, DC, CPSY, RECONF, ICD, IE, IPSJ-SLDM, IPSJ-EMB, IPSJ-ARC (Joint) [detail] |
2019-11-13 15:00 |
Ehime |
Ehime Prefecture Gender Equality Center |
On-Chip Leakage Monitor based Temperature Sensor Circuit for Ultra Low Voltage Daisuke Sato, Kimiyoshi Usami (SIT) VLD2019-33 DC2019-57 |
The increase in leakage current due to miniaturization is a big problem in devices that require low power consumption. L... [more] |
VLD2019-33 DC2019-57 pp.45-50 |