google fitbit patent

Wearable technology has spent the past decade focused inward—tracking heart rate, sleep cycles, movement, blood oxygen, and stress. But the next major leap in smartwatches may not be about measuring the body alone. Instead, it could be about understanding the environment surrounding the user. A recently surfaced Fitbit patent suggests exactly that. The filing describes a system where a smartwatch uses a small onboard camera—not to capture photos or videos—but to analyze ambient light conditions, specifically blue light exposure. While the patent is filed under Fitbit’s name, its implications strongly point toward a future Google Pixel Watch feature rather than … Read more