Battery-less NFC Sensors for the Internet of Things

Index

• A, B
• android, 63, 101, 102, 117, 119
• antenna
  • design, 9, 14, 50
  • factor, 17, 28
• apples, 103, 105–111, 113–117, 120
• applications, 3–5, 9, 22, 24, 36, 39, 43, 47–51, 61, 63, 67, 70, 71, 79, 80, 83, 89–91, 101, 102, 104, 106, 114, 115, 117–120
• backscattering, 9, 19, 21, 34, 39, 62
• bananas, 103, 105, 107, 108, 110, 111, 113, 114, 116
• barcode, vii–ix

• C, D
• calibration, 49, 61, 63, 64, 89, 91, 95, 96, 101
• capacitive moisture detection, 68 classification tree, 115, 116
• cloud storage, 101
• color, 85, 89–96, 99, 102–106, 108, 111–114, 117, 119
  • spaces, 94, 95, 106, 111
• colorimeter, 86, 90–92, 95, 104–107
• confusion matrix, 113, 114
• coupling
  • coefficient, 3, 7, 13, 18, 21, 22, 24, 27–29
  • inductive, 2–4, 86
  • magnetic, 4, 22
• decision boundaries, 115–117, 119
• diaper, 67–70, 72–87

• E, F
• efficiency, 2, 3, 10, 14, 15, 21, 22
• electrodes, 52, 55, 68–70, 72–76, 79–82, 84, 85, 87, 91
• energy harvesting (EH), 7, 24, 31–33, 36–38, 45, 47, 50, 52, 58, 61, 62, 71, 85, 91
• envelope detector, 10, 57
• fruits (see also ripeness), 103, 105–108, 111–114, 117, 119

• H, I
• HSV (hue, saturation, value), 94, 95, 99, 101, 106–109, 111, 117
• hue, 94–99, 106–111, 113, 117
• humidity, 48, 51, 52, 58, 61, 104
• image processing, 90, 96, 99
• interdigital capacitor (IDC), 52–59, 61–63
• irrigation, 47, 48, 65, 66

• L, M
• light-to-digital, 91, 92
• machine learning, 104, 111, 115
• measurement, 15, 18, 23, 24, 26, 27, 32–34, 37, 40, 45, 47–51, 56, 58, 59, 64–66, 70, 74, 78, 79, 81, 83, 84, 86, 89, 90, 92, 94, 96, 97 ...