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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Reduction of mobile phone interference in tele-ECG monitoring.

January 2001 (has links)
by Hung King Fai Kevin. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2001. / Includes bibliographical references (leaves 82-85 (2nd gp.)). / Abstracts in English and Chinese. / ACKNOWLEDGEMENT --- p.ii / ABSTRACT --- p.iii / 摘要 --- p.v / TABLE OF CONTENTS --- p.vi / Chapter CHAPTER 1 --- INTRODUCTION --- p.1 / Chapter 1.1 --- OBJECTIVES --- p.1 / Chapter 1.2 --- NEED FOR PATIENT-MONITORING SYSTEM --- p.1 / Chapter 1.2.1 --- Aging Population --- p.1 / Chapter 1.2.2 --- Increasing Population with Heart Diseases --- p.2 / Chapter 1.3 --- ECG BASICS --- p.3 / Chapter 1.4 --- EXISITING ECG-MONITORING TECHNOLOGIES --- p.4 / Chapter 1.5 --- CHALLENGES IN PATIENT-MONITORING --- p.5 / Chapter 1.6 --- DEVELOPMENT OF AN ECG-MONITORING SYSTEM --- p.6 / Chapter 1.6.1 --- Overall Structure --- p.6 / Chapter 1.6.2 --- Considerations --- p.7 / Chapter CHAPTER 2 --- EMI FILTERS IN ECG ACQUISITION CIRCUIT --- p.8 / Chapter 2.1 --- OVERVIEW OF NOISE SOURCES IN ECG ACQUISITION --- p.8 / Chapter 2.1.1 --- Other Biopotentials --- p.8 / Chapter 2.1.2 --- Motion Artifact --- p.8 / Chapter 2.1.3 --- Power-line Interference --- p.10 / Chapter 2.1.4 --- High-Frequency Electromagnetic Interference --- p.15 / Chapter 2.2 --- EMI FILTERS --- p.16 / Chapter 2.2.1 --- Introduction to EMI Filters --- p.16 / Chapter 2.2.2 --- Types of EMI Filter --- p.17 / Chapter 2.2.3 --- EMI Filters in ECG Monitoring --- p.21 / Chapter 2.3 --- MODELING OF INTERFERENCE IN ECG-MONITORING SYSTEM --- p.22 / Chapter 2.3.1 --- Model and Parameters --- p.22 / Chapter 2.3.2 --- Method --- p.24 / Chapter 2.3.2 --- Results --- p.27 / Chapter 2.3.3 --- Discussion --- p.30 / Chapter 2.4 --- BUILDING AN ECG ACQUISITION CIRCUIT WITH EMI FILTERS --- p.30 / Chapter 2.4.1 --- Purpose --- p.30 / Chapter 2.4.2 --- Experimental Setup and Method --- p.30 / Chapter 2.4.3 --- Results --- p.32 / Chapter 2.4.4 --- Discussion --- p.46 / Chapter CHAPTER 3 --- ADAPTIVE FILTER --- p.48 / Chapter 3.1 --- OBJECTIVE --- p.48 / Chapter 3.2 --- INTRODUCTION TO ADAPTIVE FILTER --- p.48 / Chapter 3.3 --- METHOD --- p.50 / Chapter 3.4 --- RESULTS --- p.52 / Chapter 3.5 --- DISCUSSION --- p.57 / Chapter CHAPTER 4 --- WAP-BASED TELEMEDICINE APPLICATIONS --- p.59 / Chapter 4.1 --- INTRODUCTION TO TELEMEDICINE --- p.59 / Chapter 4.2 --- INTRODUCTION TO WAP --- p.59 / Chapter 4.3 --- WAP APPLICATIONS --- p.60 / Chapter 4.4 --- SYSTEM IMPLEMENTATION --- p.63 / Chapter 4.4.1 --- Overall Structure --- p.63 / Chapter 4.4.2 --- Relational Database --- p.63 / Chapter 4.4.3 --- Program Flow --- p.64 / Chapter 4.4.4 --- ECG Browsing and Feature Extraction --- p.70 / Chapter 4.5 --- EMULATION --- p.72 / Chapter 4.6 --- EXPERIENCE WITH WAP PHONE --- p.74 / Chapter 4.7 --- DISCUSSION AND CONCLUSION --- p.75 / Chapter CHAPTER 5: --- CONCLUSION AND FUTURE WORK --- p.77 / Chapter 5.1 --- CONCLUSION --- p.77 / Chapter 5.2 --- FUTURE WORK --- p.77 / Chapter 5.3 --- MARKET ANALYSIS --- p.79 / BIBLIOGRAPHY --- p.80
2

Wireless sensor networks for medical care.

January 2008 (has links)
Chen, Xijun. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2008. / Includes bibliographical references (leaves 72-77). / Abstracts in English and Chinese. / Chapter Chapter 1 --- Introduction --- p.1 / Chapter 1.1 --- Design Challenges --- p.2 / Chapter 1.2 --- Wireless Sensor Network Applications --- p.6 / Chapter 1.2.1 --- Military Applications --- p.7 / Chapter 1.2.2 --- Environmental Applications --- p.9 / Chapter 1.2.3 --- Health Applications --- p.11 / Chapter 1.3 --- Wireless Biomedical Sensor Networks (WBSN) --- p.12 / Chapter 1.4 --- Text Organization --- p.13 / Chapter Chapter 2 --- Design a Wearable Platform for Wireless Biomedical Sensor Networks --- p.15 / Chapter 2.1 --- Objective --- p.17 / Chapter 2.2 --- Requirements for Wireless Medical Sensors --- p.19 / Chapter 2.3 --- Hardware design --- p.21 / Chapter 2.3.1 --- Materials and Methods --- p.21 / Chapter 2.3.2 --- Results --- p.24 / Chapter 2.3.3 --- Conclusion --- p.27 / Chapter 2.4 --- Software design --- p.28 / Chapter 2.4.1 --- TinyOS --- p.28 / Chapter 2.4.2 --- Software Organization --- p.28 / Chapter Chapter 3 --- Wireless Medical Sensors --- p.32 / Chapter 3.1 --- Sensing Physiological Information --- p.32 / Chapter 3.1.1 --- Pulse Oximetry --- p.32 / Chapter 3.1.2 --- Electrocardiograph --- p.36 / Chapter 3.1.3 --- Galvanic Skin Response --- p.41 / Chapter 3.2 --- Location Tracking --- p.43 / Chapter 3.2.1 --- Outdoor Location Tracking --- p.43 / Chapter 3.2.2 --- Indoor Location Tracking --- p.44 / Chapter 3.3 --- Motion Tracking --- p.49 / Chapter 3.3.1 --- Technology --- p.50 / Chapter 3.3.2 --- Motion Analysis Sensor Board --- p.51 / Chapter 3.4 --- Discussions --- p.52 / Chapter Chapter 4 --- Applications in Medical Care --- p.54 / Chapter 4.1 --- Introduction --- p.54 / Chapter 4.2 --- Wearable Wireless Body Area Network --- p.56 / Chapter 4.2.1 --- Architecture --- p.58 / Chapter 4.2.2 --- Deployment Scenarios --- p.62 / Chapter 4.3 --- Application in Ambulatory Setting --- p.63 / Chapter 4.3.1 --- Method --- p.64 / Chapter 4.3.2 --- The Software Architecture --- p.66 / Chapter Chapter 5 --- Conclusions and Future Work --- p.69 / References --- p.72 / Appendix --- p.78
3

Wireless electrode for electrocardiogram (ECG) signal.

January 1999 (has links)
by Leung Sze-wing. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1999. / Includes bibliographical references (leaves 79-84). / Abstracts in English and Chinese. / ACKNOWLEDGEMENT --- p.II / ABSTRACT --- p.III / 摘要 --- p.V / CONTENTS --- p.VI / Chapter CHAPTER 1 --- INTRODUCTION --- p.1 / Chapter 1.1 --- Objectives --- p.1 / Chapter 1.2 --- Prevalence of Heart Diseases --- p.1 / Chapter 1.3 --- Importance of ECG Monitoring --- p.2 / Chapter 1.4 --- Wireless Electrode --- p.2 / Chapter 1.5 --- Analogue-to-Digital Converters --- p.3 / Chapter 1.6 --- Organization of Thesis --- p.4 / Chapter CHAPTER 2 --- LITERATURE REVIEW --- p.5 / Chapter 2.1 --- Telemetry --- p.5 / Chapter 2.1.1 --- "Definitions of ""Telemetry “" --- p.5 / Chapter 2.1.2 --- Advantages of Telemetry --- p.6 / Chapter 2.1.3 --- History of Telemetry --- p.7 / Chapter 2.1.4 --- Special Considerations on Telemetry System --- p.10 / Chapter 2.2 --- Sigma-Delta Converter --- p.12 / Chapter 2.2.1 --- Conventional Digitizing Circuitry --- p.12 / Chapter 2.2.2 --- "Single, Dual-Slope A/D Converters" --- p.13 / Single-Slope A/D Converter --- p.13 / Dual-Slope Converter --- p.75 / Chapter 2.2.3 --- Successive Approximation (SAR) --- p.17 / Chapter 2.2.4 --- Flash Converters --- p.18 / Chapter 2.2.5 --- Sigma-Delta Converter --- p.18 / Chapter 2.3 --- Conclusion --- p.20 / Chapter CHAPTER 3 --- WIRELESS ELECTRODE --- p.21 / Chapter 3.1 --- """Single Electrode"" Measurement" --- p.21 / Chapter 3.2 --- VSE (Virtual Single Electrode) --- p.21 / Concentric Electrode --- p.21 / Chapter 3.3 --- WE (Wireless Electrode) --- p.24 / Chapter 3.4 --- Discussion --- p.29 / Chapter CHAPTER 4 --- SIGMA-DELTA CONVERTER FOR ECG SIGNALS --- p.30 / Chapter 4.1 --- Motivations --- p.30 / Chapter 4.2 --- Baseband Application --- p.31 / Chapter 4.2.1 --- Simulation Results --- p.31 / Chapter 4.2.2 --- Experimental Results --- p.48 / Chapter 4.3 --- Wireless Application --- p.58 / Chapter 4.3.1 --- General Description --- p.58 / Chapter 4.3.2 --- Simulation Results --- p.59 / Chapter 4.3.3 --- Scenario 1 (Analogue Decoding) --- p.70 / Chapter 4.3.4 --- Scenario II (Digital Decoding) --- p.73 / Chapter 4.4 --- Discussion and Conclusion --- p.76 / Chapter CHAPTER 5 --- CONCLUSION AND FUTURE WORK --- p.77 / Chapter 5.1 --- General Conclus ion --- p.77 / Chapter 5.2 --- Future Work --- p.78 / BIBLIOGRAPHY --- p.79 / LIST OF ABBREVIATIONS --- p.85

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