The phrase "as the primary device" is correct and usable in written English.
It can be used to specify the main tool or method being referred to in a particular context.
Example: "In this experiment, we will use the smartphone as the primary device for data collection."
Alternatives: "as the main tool" or "as the key instrument".
There's now a universe full of opportunities for startups in Brazil, with the accelerating adoption of smartphones as the primary device to access the internet.
The cement and lime processes and some of the carbothermic reduction processes that employ the rotary kiln as the primary device are described.
"Phablet owners are less likely than the average consumer to own a tablet, indicating that phablets are increasingly being used as the primary device to browse online in China".
Those patients, who underwent elective, non-obstetric procedures, received an LMA Unique™ as the primary device to control the airway during their surgery.
First, these data further strengthen the body of literature supporting the use of video laryngoscopy as the primary device of choice when intubating critically ill patients, especially those with difficult airway characteristics.
Households with water in the bag were more likely to use the HWB as the primary device to wash their hands (p < 0.0001), use the HWB last time they washed their hands (p < 0.0001), and refill the HWB daily (p < 0.02) compared to households without water in the bag; availability of soap in the household and hand hygiene knowledge were not significantly different.
In tomorrow's announcement, we'll be announcing support for the Samsung Blackjack, and the Motorola Q as the primary devices for Windows Mobile.
With short range wireless tech, battery, and display technology all getting harder/better/faster/stronger, wearables are going to be a big part of our future (if not as a primary device, then as a means of interacting with the primary device and your environment), and this is sort of a hacky way to make your iPhone into a sort of psuedo-wearable today.
Facebook, which historically was one of the main beneficiaries of network effects (a social network becomes more valuable to you as more of your friends join it) has grown from two hundred million users to 1.2 billion in the past seven years, as phones have become the primary devices we use to get online.
If the Samsung Galaxy S4 is as successful as its predecessor and manages to create the perfect combination of phone and tablet, the shift in consumer behavior toward mobile devices as the primary computing devices will certainly accelerate.
The DDB1 DDB2 CUL4 RBX1 complex serves as the primary detection device for UV-induced lesions in the genome.
