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| DC Field | Value | Language |
|---|---|---|
| dc.contributor.advisor | 이정협 | - |
| dc.contributor.author | Geunha Kim | - |
| dc.date.accessioned | 2025-02-28T21:01:22Z | - |
| dc.date.available | 2025-02-28T21:01:22Z | - |
| dc.date.issued | 2025 | - |
| dc.identifier.uri | http://hdl.handle.net/20.500.11750/57996 | - |
| dc.identifier.uri | http://dgist.dcollection.net/common/orgView/200000828338 | - |
| dc.description | Noise-shaping SAR, Bio-potential acquisition system | - |
| dc.description.tableofcontents | Ⅰ. Introduction 1 1.1 Motivation for Bio-Potential Acquisition System Development 1 1.2 Characteristics of Bio-Potential and Design Requirements 4 1.3 Overview of the Thesis 7 Ⅱ. Design Methodologies for Bio-Potential Acquisition 9 2.1 Review of Prior Bio-Potential Acquisition Systems 9 2.1.1 Low Noise Amplifier with Moderate Resolution ADC 9 2.1.2 High-Resolution ADCs for Direct Bio-Potential Acquisition 11 2.2 The Need for Noise-Shaping SAR in Bio-Potential Acquisition 15 2.2.1 Background of Noise-Shaping SAR 15 2.2.2 General System Model of Noise-Shaping SAR 21 2.2.3 Comparison between Noise-Shaping SAR and DSM 24 Ⅲ. Noise-Shaping SAR for Bio-Potential Acquisition 27 3.1 Overall Architecture 27 3.1.1 Conceptual Overview of the System 27 3.1.2 Architecture of the System 29 3.1.3 2nd-Order Noise-Shaping Loop Filter Design 32 3.1.4 The Model of the System 39 3.1.5 Noise Analysis of the System 41 3.2 Input Impedance and System Linearity 45 3.2.1 Input Impedance Enhancing Technique 45 3.2.2 CLA-Based DAC Element Matching 49 3.3 Measurement Results 53 3.4 Summary and Conclusion 60 Ⅳ. Noise-Shaping SAR with Multi-Tasking Integrator 61 4.1 Background of Sampling Noise 61 4.2 Overall Architecture 65 4.2.1 Architecture of the System 65 4.2.2 The Model and Noise Analysis of the System 67 4.3 Operation Principle of the System 72 4.3.1 Input Double Sampling and kT/C Noise Cancellation 72 4.3.2 2nd-Order Integration by Hardware Recycling and CLS 76 4.3.3 Input Impedance Boosting 81 4.4 Measurement Results 82 4.5 Summary and Conclusion 87 Ⅴ. Multi-Channel Bio-Potential Acquisition System 88 5.1 Review of Prior Multi-Channel Systems 88 5.2 TDM-NS-SAR for Multi-Channel Bio-Potential Acquisition 91 5.2.1 Architecture of the System 91 5.2.2 The Model and Noise Analysis of the System 94 5.3 TDM-Based 3rd-Order Residue Integration 98 5.4 Input Impedance and System Linearity 101 5.4.1 Input Impedance Boosting with Input Tracking 101 5.4.2 Time-Division CLA-Based Element Matching 103 5.5 Measurement Results 105 5.6 Summary and Conclusion 112 Ⅵ. Conclusion and Future Work 113 6.1 Conclusion of the Works 113 6.2 Future Work 116 References 117 Summary (in Korean) 123 |
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| dc.format.extent | 123 | - |
| dc.language | eng | - |
| dc.publisher | DGIST | - |
| dc.title | High-Resolution and Energy-Efficient Bio-Potential Acquisition Systems based on Noise-Shaping SAR | - |
| dc.title.alternative | 고해상도 및 고효율 Noise-Shaping SAR 기반 생체 신호 획득 시스템 | - |
| dc.type | Thesis | - |
| dc.identifier.doi | 10.22677/THESIS.200000828338 | - |
| dc.description.degree | Doctor | - |
| dc.contributor.department | Department of Electrical Engineering and Computer Science | - |
| dc.identifier.bibliographicCitation | Geunha Kim. (2025). High-Resolution and Energy-Efficient Bio-Potential Acquisition Systems based on Noise-Shaping SAR. doi: 10.22677/THESIS.200000828338 | - |
| dc.contributor.coadvisor | Jong-Hyeok Yoon | - |
| dc.date.awarded | 2025-02-01 | - |
| dc.publisher.location | Daegu | - |
| dc.description.database | dCollection | - |
| dc.citation | XT.ID 김17 202502 | - |
| dc.date.accepted | 2025-01-20 | - |
| dc.contributor.alternativeDepartment | 전기전자컴퓨터공학과 | - |
| dc.subject.keyword | Noise-shaping SAR, Bio-potential acquisition system | - |
| dc.contributor.affiliatedAuthor | Geunha Kim | - |
| dc.contributor.affiliatedAuthor | Junghyup Lee | - |
| dc.contributor.affiliatedAuthor | Jong-Hyeok Yoon | - |
| dc.contributor.alternativeName | 김근하 | - |
| dc.contributor.alternativeName | Junghyup Lee | - |
| dc.contributor.alternativeName | 윤종혁 | - |
| dc.rights.embargoReleaseDate | 2030-02-28 | - |
