JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

UNIT - I

Introduction to sensors: Sensors, Sensors Classification, Sensor Characteristics –sensors for mobile communication devices, Accuracy, Calibration error, Hysterisis, Non-linearity, Saturation, Repeatability, Resolution, Special properties, Excitation, Dynamic Characteristics, Dynamic Models of Sensor Elements, environmental factors, Reliability, Application Characteristics.

UNIT - II

Analog sensors: Potentiometric sensors, Piezoresistive sensors, Capacitive Sensors, Inductive and magnetic sensors – Transverse inductive sensors, magnetoresistive sensors, Optical sensors, Electromagnetic sensors, Cariolis mass flow sensor, Semiconductor pn junction sensor, Optical temperature sensors, Thermal sensors, Electrical and Electrochemical Sensors.

UNIT - III

Digital sensors: Digital sensors for Temperature, Pressure, Moisture, Accelerometers, Inclinometers, Gyroscopes, Flex, Color, Light, Programming timers, Frequency counters, PWM generation, Demodulation.

UNIT - IV

Thermometric and optical sensors: Sensors with Thermistors and Pellistors, Pyroelectric sensors, Sensors based on Thermal effects, Optical fibers as a basis for Optical sensors, Fiber sensors without chemical receptors, Optodes: Fiber sensors with a chemical receptor, Optodes with simple receptor layers, Optodes with complex receptor layers, Pressure Sensors.

UNIT - V

Detectors of humans: Ultrasonic detectors, Microwave motion detectors, Optoelectronic motion detectors, Optical presence sensors, Pressure gradient sensors, 2D pointing devices, Gesture sensing, Tactile sensors.

TEXT BOOKS

• 1. Jacob Fraden, “Hand book of Modern Sensors: Physics, Designs and Applications”, 2014, 4th ed., Springer, New York.
• 2. Sergey Y. Yurish, “Digital Sensors and Sensor Systems: Practical Design”, 2011, 1st ed., IFSA publishing.

REFERENCE BOOKS

• 1. Peter Grundler, “chemical sensors- An introduction for scientists and engineers”, springer publications
• 2. Gregory T.A. Kovacs “Micromachine Transducers” source book 1st edition.
• 3. Chnag Liu “Foundation of MEMS” 2nd edition.
• 4. Kourosh Kalatar-zadeh, “Nanotechnology-Enabled Sensors” Springer publications (2007). M.TECH.- I YEAR- I SEMESTER EMBEDDED SYSTEMS & VLSI DESIGN/VLSI & EMBEDDED SYSTEMS