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1 | (28) |
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1 | (1) |
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1.1 Sensor Classification |
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1 | (2) |
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3 | (5) |
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4 | (1) |
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5 | (1) |
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1.2.3 Resistance Temperature Detectors (RTD) |
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6 | (2) |
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8 | (2) |
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1.3.1 Resistive Humidity Sensors (RHS) |
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8 | (1) |
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1.3.2 Capacitive Humidity Sensors (CHS) |
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8 | (1) |
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1.3.3 Thermal Conductivity Humidity Sensors (TCHS) |
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9 | (1) |
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10 | (1) |
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1.5 Planar Interdigital Sensors |
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11 | (2) |
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1.6 Planar Electromagnetic Sensors |
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13 | (3) |
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1.7 Light Sensing Technology |
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16 | (2) |
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1.7.1 Photometric Sensors |
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16 | (1) |
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1.7.2 Light Dependent Resistors (LDR) |
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16 | (1) |
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17 | (1) |
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1.8 Moisture Sensing Technology |
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18 | (2) |
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1.8.1 Frequency Domain Reflectometry (FDR) Soil Moisture Sensor |
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18 | (1) |
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1.8.2 Time Domain Reflectometry (TDR) Soil Moisture Sensor |
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19 | (1) |
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19 | (1) |
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20 | (1) |
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1.9 Carbon Dioxide (CO2) Sensing Technology |
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20 | (2) |
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1.9.1 Solid State Electrochemical (SSE) CO2 Sensors |
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20 | (1) |
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1.9.2 Non-dispersive Infrared (NDIR) CO2 Sensors |
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21 | (1) |
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22 | (2) |
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22 | (1) |
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23 | (1) |
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23 | (1) |
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23 | (1) |
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23 | (1) |
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1.10.6 Static and Dynamic Characteristics |
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24 | (1) |
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24 | (1) |
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1.10.8 Compensation Due to Change of Temperature and Other Environmental Parameters |
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24 | (1) |
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1.11 Selection of Sensors |
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24 | (1) |
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1.12 Suggested Further Reading |
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25 | (4) |
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2 Interfacing of Sensors and Signal Conditioning |
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29 | (26) |
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29 | (1) |
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2.1 Change of Bias and Level of Signals |
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29 | (1) |
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2.2 Loading Effect on Sensor's Output |
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30 | (1) |
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31 | (2) |
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33 | (2) |
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35 | (1) |
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2.6 Practical Issues of Designing Passive Filters |
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36 | (1) |
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2.7 Op-Amp Based Instrumentation |
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37 | (4) |
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2.7.1 Differential Amplifier |
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38 | (1) |
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2.7.2 Common Mode Rejection |
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39 | (1) |
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2.7.3 Single-Resistance Controlled Instrumentation Amplifier |
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40 | (1) |
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2.8 Current-to-Voltage Converter |
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41 | (1) |
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42 | (3) |
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2.10 A Few Guidelines to Design Signal Conditioning Circuit |
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45 | (1) |
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2.11 Factors Affecting Performance of Sensors |
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46 | (4) |
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2.11.1 Revisit of the Specification of Sensors |
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46 | (1) |
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47 | (1) |
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2.11.1.2 Overall Accuracy |
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48 | (1) |
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2.11.1.3 Standard Deviation |
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49 | (1) |
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2.12 Effect of Temperature |
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50 | (1) |
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2.13 Degradation of Sensors |
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51 | (1) |
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2.14 Suggested Further Reading |
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52 | (3) |
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3 Wireless Sensors and Sensors Network |
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55 | (16) |
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55 | (2) |
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3.1 Frequency of Wireless Communication |
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57 | (1) |
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3.2 Development of Wireless Sensor Network Based Project |
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58 | (9) |
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3.2.1 Wireless Sensor Based on Microcontroller and Communicating Device |
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58 | (5) |
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3.2.2 Wireless Sensor Network Based on Microcontroller and Zigbee Communicating Device |
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63 | (4) |
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3.3 Wireless Sensor Network Based on Only Zigbee |
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67 | (1) |
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3.4 Suggested Further Reading |
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67 | (4) |
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4 Power Supplies for Sensors |
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71 | (20) |
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71 | (1) |
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72 | (4) |
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4.1.1 Power from Mains Supply |
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72 | (1) |
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73 | (1) |
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4.1.2.1 Selection of Batteries |
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73 | (1) |
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4.1.2.2 Alkaline Batteries |
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74 | (1) |
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74 | (1) |
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4.1.2.4 Lithium-Ion Battery |
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75 | (1) |
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4.1.2.5 Nickel-Metal Hydride (NiMH) Battery |
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75 | (1) |
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4.1.2.6 Lead Acid Battery |
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76 | (1) |
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76 | (4) |
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77 | (3) |
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4.3 Further Investigation into Solar and Lead Acid Batteries |
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80 | (4) |
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84 | (1) |
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84 | (2) |
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4.6 Energy Harvesting from Vibration |
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86 | (1) |
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4.7 Thermal Energy Harvesting |
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86 | (1) |
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4.8 Energy Management Techniques |
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87 | (1) |
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87 | (1) |
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4.8.2 Introduction of Sleep Mode |
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87 | (1) |
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88 | (1) |
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4.9 Calculation for Battery Selection |
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88 | (1) |
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4.10 Suggested Further Reading |
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89 | (2) |
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5 Software Design for Data Reception and Analysis |
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91 | (28) |
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91 | (1) |
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5.1 Set-Up of the Wireless Sensor Network |
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92 | (2) |
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5.2 Steps to Configure the ZigBee Radio Modules |
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94 | (2) |
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5.2.1 ZigBee Explorer USB |
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94 | (1) |
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5.2.2 Preparation of the Coordinator (Base Station Radio) |
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94 | (2) |
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5.2.3 Configuring the Remote ZigBee (Sensing Device #1 Radio Module) |
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96 | (1) |
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5.3 Brief Description of API Mode Data Transmission |
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96 | (4) |
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5.4 Testing the Communication between Coordinator and Remote XBee |
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100 | (2) |
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100 | (2) |
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5.5 Design and Development of Graphical User Interface for Receiving Sensor Data Using C# |
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102 | (5) |
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5.5.1 Creating a New Visual Studio C# Program |
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102 | (5) |
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5.6 Changing Component Names |
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107 | (2) |
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5.7 Add Program Statements to a Visual Studio C# Application |
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109 | (2) |
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5.7.1 Coding Steps for Receiving Sensor Data through Serial Port |
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110 | (1) |
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5.8 The Complete Program(Form1.cs) with Explanation in the Form of Comments is Given Below |
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111 | (8) |
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118 | (1) |
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6 Sensors Signal Processing Techniques |
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119 | (22) |
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119 | (1) |
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6.1 A Brief Review of Signal Processing Techniques for Structural Health Monitoring |
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119 | (8) |
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121 | (1) |
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122 | (3) |
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6.1.3 Dimensionality Reduction |
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125 | (2) |
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6.1.4 Collaborative Damage Event Detection (CBED) Method |
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127 | (1) |
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6.2 Signal Processing Techniques for Information Extraction from Sensor Data |
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127 | (14) |
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6.2.1 Deriving Information from Sensor Data: Daily Activity Recognition Models |
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128 | (1) |
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6.2.1.1 The Hidden Markov Model (HMM) |
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128 | (3) |
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6.2.1.2 The Conditional Random Field (CRF) |
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131 | (2) |
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6.2.1.3 The Skip Chain Conditional Random Field (SCCRF) |
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133 | (1) |
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6.2.1.4 Emerging Patterns (EP) |
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133 | (2) |
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6.2.2 Finding Patterns in Sensor Data |
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135 | (1) |
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6.2.3 Classifying Sensor Data |
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136 | (1) |
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136 | (1) |
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6.2.5 Characterizing Sensor Data |
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137 | (1) |
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137 | (1) |
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138 | (3) |
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7 Description of a Few Projects |
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141 | |
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141 | (1) |
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7.1 WSN Based Physiological Parameters Monitoring System |
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141 | (14) |
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7.1.1 Measurement of Human Body Temperature |
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143 | (1) |
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7.1.1.1 Temperature Sensor |
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144 | (3) |
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7.1.1.2 The Heart-Rate Sensor |
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147 | (3) |
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150 | (2) |
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7.1.1.4 Communication between Sensor Unit and Micro-controller |
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152 | (1) |
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7.1.1.5 Software and Algorithms |
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153 | (1) |
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7.1.1.6 Temperature Sensor Algorithm |
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153 | (1) |
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7.1.1.7 Impact Sensor Algorithm |
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153 | (1) |
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7.1.1.8 Heart Rate Sensor Algorithm |
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154 | (1) |
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7.1.1.9 Receiver Algorithms |
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154 | (1) |
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7.2 Intelligent Sensing System for Emotion Recognition |
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155 | (11) |
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7.2.1 Aim of the Emotion Recognition System |
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155 | (1) |
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7.2.2 Development of Intelligent Sensing System for Emotion Recognition |
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156 | (4) |
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7.2.3 Experimental Results and Analysis |
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160 | (5) |
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7.2.4 Observations and Discussion |
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165 | (1) |
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7.3 WSN Based Smart Power Monitoring System |
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166 | (7) |
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166 | (1) |
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7.3.1.1 Voltage Measurement |
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166 | (1) |
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7.3.1.2 Current Measurement |
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167 | (1) |
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7.3.1.3 Power Measurement |
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168 | (4) |
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7.3.1.4 Experimental Results |
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172 | (1) |
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7.4 Suggested Further Reading |
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173 | |