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SamsungGranted patentHealth & bodyInterest 6/10

Samsung patents phone radar that adjusts to how you hold it

Samsung has been granted a patent for an electronic device that uses ultra-wideband (UWB) radar to measure biometric signals. The system uses sensors to detect how the device is being held or mounted, then automatically selects the best combination of antennas to send and receive radar waves. It also evaluates the quality of the resulting biometric data and adjusts its settings to ensure accurate readings regardless of the device's position.

Why it mattersThis technology could make it easier to track health metrics like heart rate or breathing using a smartphone without needing a dedicated wearable, as it compensates for the user's grip or placement.

In the filing’s own words

Disclosed is an electronic device comprising: a sensor module, a communication circuit, and at least one processor. The at least one processor may be configured to: identify a mounting state of the electronic device based on sensor data received from the sensor module, select at least one antenna combination including at least one transmission antenna and at least one reception antenna from among the one or more antennas according to the mounting state, obtain a radar signal related to a measurement target from the communication circuit through the at least one antenna combination, obtain a biometric signal from the obtained radar signal, evaluate a signal quality of the biometric signal, and adjust control parameters for an antenna combination selected from among the at least one antenna combination according to the sensor data, the radar signal, and the signal quality of the biometric signal.

What exactly they claim (claim 1)

1. An electronic device comprising: a sensor module including at least one sensor; a communication circuit configured to be connectable to a plurality of antennas, and configured to support ultra-wide band (UWB) communication, wherein the plurality of antennas comprises at least two antennas that are disposed at different positions on and/or inside a housing of the electronic device; at least one processor, comprising processor circuitry, operatively coupled with the sensor module and the communication circuit; and memory storing instructions, wherein the instructions, when executed by the at least one processor individually and/or collectively, cause the electronic device to: identify a mounting state of the electronic device based on sensor data received from the sensor module; based at least in part on positions of the plurality of antennas that are disposed on and/or inside the housing of the electronic device, select at least one antenna combination including at least one transmission antenna and at least one reception antenna from among the plurality of antennas according to the mounting state; obtain a radar signal related to a measurement target from the communication circuit through the at least one antenna combination; obtain a biometric signal from the obtained radar signal; evaluate a signal quality of the biometric signal; and adjust control parameters for an antenna combination selected from among the at least one antenna combination according to the sensor data, the radar signal, and the signal quality of the biometric signal.

Facts

Company
Samsung (Samsung Electronics Co., Ltd.)
Official title
Electronic device for measuring biometric signal and method of operating the same
Patent number
US12727828B2
Application number
18500925
Filed
Nov 2, 2023
Granted
Sep 8, 2026
Inventors
6
Claims
20

Classified under

A61B 5/6898 Human necessitiesG01S 7/282 Physics & computingG01S 7/4021 Physics & computingG01S 13/0209 Physics & computingG01S 13/88 Physics & computing
Read the full filing (official PDF) ↗ Open in the Patent Tracker

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Summaries are simplified from the filing’s own abstract and first claim. A patent filing is not a product announcement.
Patent data and drawings: U.S. Patent and Trademark Office (USPTO). Nebula is not affiliated with or endorsed by the USPTO.