Video capture and broadcast has become so easy that even the mobile phones are capable of producing high definition video clips and sending over the wireless network and uploading to public sites such as YouTube or Facebook in very little time allowing millions to access to media quickly and freely. High definition display systems are also a commonplace. The recent deployment of Optical fibre networks in advanced countries has removed further the bottlenecks that plagued previous systems. Mobile broadband and high-bandwidth Internet connection networks have made the Digital media so fast and reliable. Products with touch screens have become common these days. Since the first edition of this book released in 1990, there has been a tremendous progress in integrated circuit design, manufacturing processes, technology and applications. The field of electronics engineering has been advancing at a great pace.
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