Apple has been granted a patent today for an invention that enables a touchpad or touch surface to simulate textures like cool metal and hot cement. The patent, originally filed in 2013 and called ...

(A) From left to right are the experimentally observed herringbone texture, and the simulated herringbone and stripe textures on thick and thin models respectively. (B) Effect of strain on textures.

The system would be able to simulate things like cool metal or hot cement underneath your fingertip. I'm PCMag's managing editor for consumer electronics, overseeing an experienced team of analysts ...

Figure 1. (A) From left to right are the experimentally observed herringbone texture, and the simulated herringbone and stripe textures on thick and thin models respectively. (B) Effect of strain on ...