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ISSCC 2021Session 21 · UWB SYSTEMS AND WAKE-UP RECEIVERSRF & Wireless

A Fully Integrated 2.7µW -70.2dBm-Sensitivity Wake-Up

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📋 论文概要

该论文提出了一款全集成、超低功耗的唤醒接收器,采用电荷域模拟前端,实现了2.7µW功耗和-70.2dBm灵敏度。通过消除静态偏置电流和驱动缓冲器,显著降低了功耗,同时电荷域拓扑具有对工艺电压温度变化的鲁棒性。

💡 主要创新点

核心指标
2.7µW功耗,-70.2dBm灵敏度,-16.5dB SIR
重要性
发表年份
ISSCC 2021

🏷 关键词

唤醒接收器电荷域前端低功耗设计

📄 原文摘要

-16.5dB-SIR, FEC and Cryptographic Checksum downconversion, charge summation, baseband amplification, and ADC without requiring static bias currents, driving-buffers, and level-shifting circuits at each interface, saving power. The charge-domain topology is inherently robust against PVT variation because it is first-order bias- and Vth-independent. Kuo-Ken Huang1, Jonathan K. Brown2, Nicholas Collins3, Richard K. Sawyer4, Farah B. Yahya4, Alice Wang1, Nathan E. Roberts4, Benton H. Calhoun4, David D. Wentzloff2 The WRX is designed for an asymmetric network protocol to save power on the energyconstrained node. The PHY layer consists of OOK WRX beacons for network synchronization and a variable number of time slots for 802.15.4g FSK packets for data uplink to the cloud (Fig. 21.3.4). The beacon is designed for link robustness in the presence of burst, AM-type, and CW interferers. The network can be configured for either

👥 作者与机构

Receiver with Charge-Domain Analog Front-End,

分类:RF & Wireless · 年份:ISSCC 2021