Global Context Aware Computing (CAC) Market By Type (Wireless Cellular Networks , Wireless Local Area Networks (Wlan) , Wireless Personal Area Network (Pan) , and Body Area Network (Ban)), By Application (Power and Energy , Healthcare , Logistics and Transportation , Oil and Gas , Telecommunications , and Others), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029