Giant tech companies are fighting over the technology in court. Start-ups around the world are racing to develop new versions of it. And engineers say it is essential to making autonomous cars safe. The obscure object of desire: lidar. "We believe it will be the basis for autonomous driving," said Guillaume Devauchelle, who oversees innovation at Valeo, a major parts supplier to automakers.
May-30-2017, 14:15:08 GMT