Digitimes: Pixart Imaging expects shipments of such gesture sensors to take off in 2H 2014, according to the company. In addition, Pixart has been developing heartbeat sensors for use in wearable devices and expects to begin shipments by the end of 2014, the company indicated. Gesture sensors and heartbeat sensors are expected to become the main source of revenue growth for Pixart.
A couple of months ago, Pixart has announced the design win of its gesture control sensor in Pantech smartphone. The new rumors say that Pixart sensor is used in the upcoming Amazon smartphone, although not telling if it's a regular image sensor or a gesture control one.