The objects used to detect changes in the environment are known as sensors. They transfer the observed data to an electronic device. In modern times, the use of sensors has increased and it is used in objects such as airplanes, cars, robots, etc. This book contains some path-breaking studies in the field of modern sensor systems. The various studies that are constantly contributing towards advancing technologies and evolution of this field are examined in detail. This book, with its detailed analyses and data, will prove immensely beneficial to professionals and students involved in this area at various levels.