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PERVASIVE COMPUTING UNIT I INTRODUCTION TO PERVASIVE COMPUTING Objective  Explain the term “ Pervasive Computing”  Principles of Pervasive Computing.  History of Pervasive Computing.  Calm Technology /Ubiquitous computing/Smart computing.  Introduction to pervasive computing devices.  Explain about supporting areas of Pervasive Computing.  Introduction to various devices technologies.  Describe various communication technologies involved in Pervasive Computing. Father of Pervasive Computing Mark D. Weiser (July 23, 1952 – April 27, 1999) was a chief scientist at Xerox PARC in the United States. Weiser is widely considered to be the father of ubiquitous computing, a term he coined in 1988  “The most profound technologies are those that dissappear. They weave themselves into the fabric of everyday life until they are indistinguishable from it” Weiser outlined a set of principles describing pervasive computing - The purpose of a computer is to help you do something else. - The best computer is a quiet, invisible servant. - The more you can do by intuition the smarter you are; the computer should extend your unconscious . - Technology should create calm.

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