17ZB1600, Near-Zero-Voltage Micro-Grain Architecture for Ultra-Low-Energy Processor,
Jae-Jin Lee
Abstract
<연구내용 및 범위> - NZV 동작회로 개발 . Near-threshold voltage (0.45V)에서 동작 가능한 Logic family 개발 . 프로세서 아키텍처와 합성이 가능한 NZV standard cell library 확보 . 초경량 프로세서 코어 프로세서 RTL과 합성을 통해 동작 여부 검증
- 초경량 프로세서 아키텍처 개발 . IoT/웨어러블 디바이스에 맞는 초경량 프로세서 코어 아키텍처 설계 . 코어 아키텍처 RTL 확보 . 코어 별 Voltage Scaling을 위한 Switched capacitor 기반의 High-resolution voltage regulator 회로 개발
- 초저전력 Power Management (PM) 개발 . ZV 구동 μ-grain 모듈 간의 Process variation을 억제하기 위한 Closed-loop 방식의 Adaptive voltage scaling 기술 개발 . NZV 벤치마크 회로 simulation를 통해 NZV 구동 회로의 온도-딜레이 역전 현상 (Temperature Effect Inversion, TEI) 현상 분석
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