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Tom Cruise’s ‘Minority Report’ Tech Arrives a Few Years Early

  • Infineon chips, Google algorithms enable gesture controls
  • Smartwatch, loudspeaker among prototypes using new technology

The gesture-tracking technology used by Tom Cruise’s precrime-fighting police officer in “Minority Report,” the sci-fi movie set in 2054, has arrived a few years early.

Tiny radar chips by Infineon Technologies AG paired with algorithms by Alphabet Inc.’s Google help devices detect the finest gestures from several meters away, the German chipmaker says. The first gadgets to use the so-called Soli technology, presented at Google I/O event Friday, are prototypes of an LG Electronics Inc. smartwatch and...