Industry overviews can give you an idea of what is going on in an industry. Some of the things you can do with the information you get from them is determine trends and identify the type of competition in the industry. Below is a list of University Libraries subscription databases that provide profiles and overviews for a wide range of industries.
Market research reports include a discussion about the relevant industry.
You will find the following report in Mintel:
Mobile Phones - US (Feb. 2015)
There are also reports in which smartphones are mentioned: