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Patent drawing for Configurable photoplethysmogram system
US 12,074,637 B2
Communications US 12,074,637 B2 Not in force

Configurable photoplethysmogram system

This invention describes a wearable device that measures signals using light, similar to how a smartwatch checks your pulse. It begins by using a specific arrangement of light emitters and receivers. If the signal isn't clear enough, the device automatically switches to a different combination of emitters and receivers, potentially located in different spots on the device, to improve the measurement quality.

Why it matters: Since 2022, significant advancements in machine learning for real-time signal processing have made adaptive noise reduction and dynamic sensor selection in wearables far more effective. This could simplify the complex software logic needed to achieve reliable signal quality.

Status
Not in forceListed as no longer active. The specific reason is not in the record we hold.
How hard to build
SpecializedCustom optical sensor array, signal processing software.

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