Normally-Off Computing with Crystalline InGaZnO-based FPGA

📋 论文概要

该论文提出一种基于c-axis aligned crystal In-Ga-Zn oxide (CAAC-IGZO) FET的FPGA，利用非易失性配置存储器实现常关计算，无需重配置，并采用传输门的升压效应提高路由开关速度。解决了传统FPGA在断电后需重新配置的问题，实现了低功耗和高性能。

💡 主要创新点

• 使用CAAC-IGZO FET的配置存储器实现非易失性，使得FPGA在断电后无需重配置，支持常关计算。
• 通过传输门的升压效应提升路由开关的速度，同时保持低功耗。
• 易于实现细粒度多上下文架构，提高硬件灵活性和运行效率。

🏷 关键词

📄 原文摘要

Munehiro Kozuma1, Takeshi Osada1, Yoshiyuki Kurokawa1, Takayuki Ikeda1, Naoto Yamade1, Yutaka Okazaki1, Hidekazu Miyairi1, Masahiro Fujita2, Jun Koyama1, Shunpei Yamazaki1 Semiconductor Energy Laboratory, Kanagawa, Japan, University of Tokyo, Tokyo, Japan 1 2 An FPGA employing c-axis aligned crystal In-Ga-Zn oxide (CAAC-IGZO) FET [1] based configuration memories (CMs) is known to need no reconfiguration thanks to nonvolatile CMs, shows high operation speed due to boosting effect of pass gates used in routing switches (RS) [2], and easily realizes fine-grained multi-context (FG-MC) architecture [2] because CMs which need very low power to keep the contents can be constructed with a small number of transistors. It would be very difficult to realize all of these features in FPGAs using MRAM [3] or RRAM [4]. These features are very unique to the CAAC-IGZO FPGA. An FG-MC CAAC-IGZO FPGA has recently been reported and its effectiveness of

👥 作者与机构

Takeshi Aoki1, Yuki Okamoto1, Takashi Nakagawa1, Masataka Ikeda1,