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研究生: 洪國峰
Hong, Guo-Feng
論文名稱: 適用於即時人體呼吸訊號萃取之整合超寬頻雷達訊號處理平台
An Integrated UWB Radar Signal Processing System for Real-Time Human Respiratory Feature Extraction
指導教授: 黃元豪
Huang, Yuan-Hao
口試委員: 黃柏鈞
吳仁銘
朱大舜
學位類別: 碩士
Master
系所名稱: 電機資訊學院 - 電機工程學系
Department of Electrical Engineering
論文出版年: 2014
畢業學年度: 103
語文別: 中文
論文頁數: 59
中文關鍵詞: 超寬頻即時呼吸特徵萃取
外文關鍵詞: UWB, Real-time, Respiratory Feature Extraction
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  • 此篇研究是介紹如何整合出適用於即時人體呼吸訊號萃取之超寬頻雷達訊號處理平台,主要內容在於各項介面設計,包含軟體Virtual C++與軟體MATLAB、軟體Virtual C++與硬體FPGA開發版、硬體FPGA開發版與硬體雷達晶片之間的溝通,內容一開始會介紹即時人體呼吸訊號偵測所採用的雷達晶片規格,以及即時人體呼吸訊號萃取所使用的演算法及呼吸波形,再來才說明不同的軟硬體工具之間的資料傳輸介面要如何設計,以達成即時訊號處理,包含軟體程式Virtual C++與FPGA上的硬體電路是如何透過FIFO做資料交換,它們之間資料傳遞的時序圖、Virtual C++呼叫MATLAB的繪圖功能,要對專案進行那些設定、還有FPGA的硬體應用電路如何與雷達晶片做溝通,以及兩者之間的時序圖。最後呈現我們的量測結果,用示波器來觀察FPGA開發板及雷達晶片之間的傳遞訊號,再用電腦展現即時呼吸訊號的偵測及呼吸特徵的萃取,還有我們帶到醫院去做量測的實際成果。


    1 簡介 1.1 背景知識 1.2 超寬頻雷達系統 1.3 研究動機 1.4 論文架構 2 超寬頻雷達訊號處理系統 2.1 雷達前端晶片 (Radar Front-end Chip)[1] 2.1.1 數位時間轉換器 (Digital-to-Time Converter DTC) 2.1.2 接收端 (Receiver) 2.1.3 傳送端 (Transmitter) 2.2 呼吸訊號特徵萃取演算法 [2] 2.2.1 人體呼吸模型 -四段線性波模型 2.2.2 線性調頻 Z 轉換 (Chirp-Z Transform) 2.2.3 迴圈相關性搜尋演算法 (Iterative Correlation Search Algorithm) 3 提出的超寬頻雷達訊號處理平台 (Proposed UWB Radar Signal Processing System) 3.1 整合雷達系統介紹 (Introduction of the Integrated Radar System) 3.2 介面 (Interfacing) 3.2.1 電腦與 FPGA 之間的介面溝通 (Interfacing between Computer and FPGA) 3.2.2 FPGA 與超寬頻雷達晶片之間的介面溝通 (Interfacing between FPGA and UWB Radar Chip) 3.3 整合 (Integration) iv 目錄 3.3.1 硬體實現 (Hardware Implementation) 3.3.2 軟體實現 (Software Implementation) 4 實現結果 (Implementation Result) 4.1 量測結果 (Measurement Results) 4.2 整合超寬頻雷達系統的模擬結果 (Demonstration of the Integrated UWB System) 4.3 醫院實測結果 5 結論及未來發展

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