The current 3D camera module developed by Sharp incorporates functions to process the image data output by the left and right cameras, including Color Synchronizing Processing to adjust color and brightness, Timing Synchronizing Processing to synchronize the timing of the video signals, and Optical Axis Control Processing to correct positioning.

ENGADGET: Sharp busts out world's first 3D HD camera for mobile devices

When shown a range of facial expressions, children as young as 7 months cast the longest gaze on the fearful face, similar to adult behavior, which scientists say signals an early sign of emotional processing.

WSJ: Wise Beyond Their Years: What Babies Really Know

Decreased Fos in the amygdala, the brain's emotional processing center, suggests the olfactory signals suppressed amygdala activation, and possibly fear, researchers said.

WSJ: Why Children Have More Control of Their Dreams

Software patents are definitely still in and companies may press further into the area of electronic processing of information, such as the so far-unpatentable methods of compressing digital signals.

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The electrical signals from each of them are weak and noisy, but that weakness can be overcome with the processing power of today's computers.

FORBES: Digital Tools