为了提高士兵在战场上的生存能力，研制了一种伤员快速搜救仪。以MSP430F1611单片机作为控制和处理核心，从光电容积脉搏波（ PPG）信号中获取士兵体征信息，判断士兵身体状态，感知伤情发生，用北斗模块作为定位和通信部件，获取受伤士兵的位置并将士兵的体征伤情信息和位置发送给搜救中心。该仪器兼具伤情感知和定位功能，具有使用方便、响应快速、搜救范围广的特点，有望在未来战场搜救中发挥重要的作用。%To increase soldiers ’survivability on battlefield,designs a quick search and rescue instrument for wounded. It takes MSP430F1611 as control and processing core,obtain vital signs from photoplethysmography ( PPG),judge soldier ’s physical state and perceive injury occurred,takes Beidou module as positioning and communication part to obtain soldier’s position and send information of sign injury and position to rescue center. This instrument implements function of perceive soldiers’state of injury and position. It is easy to use,rapid response and wide scope of search and rescue,it is expected to play and important role in quick search and rescue in the future.
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