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A smartphone is a mobile phone built on a mobile operating system with more advanced computing capability and connectivity than regular or conventional cell phones have [1]. Driven by increasing demands, they have become more popular in our daily life; there are already more than 1.08 billion smartphones around the world [2] and smartphone sales continues to grow. According to a press release by Gartner...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.