Follow ZDNET: Add us as a preferred source on Google. Oura's latest acquisition suggests the smart ring company could add gestures and voice control to an upcoming wearable. Oura announced on Thursday that it has acquired AI-driven gesture recognition company Doublepoint. The Helsinki-based Doublepoint designs biometric-based gesture recognition technology used for AR headsets and smartwatches. Oura says the Doublepoint team will be "central" to the design and shipping of Oura's AI-led experiences. "As we continue to build the next era of Oura, strategic acquisitions play a key role in accelerating our growth and expanding what our devices and platform can do," said Oura CEO Tom Hale in a press release. Also: Oura's closest competitor just launched a new ring with 15-day battery - but there's a catch A brief glance at Doublepoint's gesture recognition kit shows that the company has developed pinch detection using a wrist-worn smartwatch paired with eye-tracking technology in headsets.…