SENSOR-BASED ACTIVATION OF AN INPUT DEVICE

A method can include receiving a first signal from a first sensor of a mobile computing device, where the first signal represents a first action of a user of the mobile computing device. In accordance with this example, the method further includes activating a second sensor of the mobile computing device based at least in part on the first signal. The method additionally can include receiving a second signal from the second sensor, where the second signal represents a second action of the user of the mobile computing device. The method further can include activating an input device of the mobile computing device based at least in part on the first and second signals. In some examples, the method may be implemented by one or more processors of a mobile computing device.