Device integration. In the device integration model, platforms also manufacture devices but are not in the the application portal business, as shown in Figure 2.3. RIM and LiMo are such platforms. RIM manufactures its Blackberry mobile devices but does not provide a portal. The LiMo foundation can also be considered to follow such a model since it is composed of handset manufacturer such as Motorola, NEC, Panasonic and Samsung.