Apple has received a patent that could help prevent iPhone users from suffering “luminescence shock.” This can happen when a handset is turned on in the dark and the display immediately is too bright for the surroundings. After a few seconds, the screen finds a more appropriate setting and tones down the brightness. But the user’s eyes have already been “shocked” by the bright display. Apple’s new patent, called “Luminescence Shock Avoidance in Display Devices,” would have an iPhone limit the brightness level of its screen when the device is activated in a dark environment.
How is this done? …