2 条结果 关键词:数据对齐 ×

Application-Layer Time Synchronization and Data Alignment Method for Multichannel Biosignal Sensors Using BLE Protocol.

Sensors (Basel, Switzerland) 2023 Li J, Quintin E, Wang H, McDonald BE 等 7 人

可穿戴无线生物医学传感器是快速增长的研究领域。许多生物医学信号需要在身体不同部位布置多个传感器,且不能依赖局部有线连接。然而,以低成本、低延迟和高精度时间同步方式设计多部位系统仍是未解决问题。现有方案通常采用定制无线协议或额外同步硬件,形成功耗较高的定制系统,并难以在不同厂商微控制器之间迁移。本文提出一种基于蓝牙低功耗(BLE)的低...

Comparison between Two Time Synchronization and Data Alignment Methods for Multi-Channel Wearable Biosensor Systems Using BLE Protocol.

Sensors (Basel, Switzerland) 2023 Wang H, Li J, McDonald BE, Farrell TR 等 6 人

近年来,无线可穿戴传感器系统在生物医学信号采集中快速发展,常部署多个传感器监测脑电图(EEG)、心电图(ECG)和肌电图(EMG)等生物电信号。与 ZigBee 和低功耗 Wi-Fi 相比,蓝牙低功耗(BLE)更适合此类系统,但现有 BLE 多通道时间同步方法(基于 BLE 信标或额外硬件)难以同时满足高吞吐、低延迟、跨商用设备可迁...