Application US20180042556

VITAL SIGNS MONITORING SYSTEM
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US20180042556

1. A system for determining one or more physiological signals of a user, the system comprising: (3) (3)

one or more first electrodes configured to measure one or more electrical signals;

one or more second electrodes configured to capacitively couple to the one or more first electrodes; and

logic configured to: detect a plurality of changes in capacitive coupling between the one or more first electrodes and the one or more second electrodes;

determine at least one or more of one or more positions, one or more body motions, and one or more locations of the user based on the plurality of changes in capacitive coupling;

detect the one or more electric signals; and

determine one or more physiological signals based at least in part on the plurality of changes in capacitive coupling and the one or more electrical signals.

2. The system of claim 1, wherein the one or more first electrodes are located within a first portion of the system, and the one or more second electrodes are located within a second portion of the system, the second portion is at least partially physically separated from the first portion. (1) (0)

4. The system of claim 1, further comprising: (0) (2)

5. The system of claim 1, further comprising: (0) (3)

6. A method for determining one or more physiological signals of a user, the method comprising: (7) (6)

stimulating one or more first electrodes;

coupling one or more second electrodes to sense circuitry, the one or more second electrodes configured to capacitively coupling to the one or more first electrodes;

detecting a plurality of changes in capacitive coupling at the one or more second electrodes;

determining at least one or more of one or more positions, one or more body motions, and one or more locations of the user based on the plurality of changes in capacitive coupling;

detecting one or more electrical signals using the one or more second electrodes; and

determining one or more physiological signals based on at least in part to the plurality of changes in capacitive coupling and the one or more electrical signals.

7. The method of claim 6, further comprising: (0) (1)

8. The method of claim 6, further comprising: (1) (1)

forming ballistocardiography information from at least the plurality of changes in capacitive coupling, wherein the one or more physiological signals include one or more of a heart rate, heart rate variability, a respiratory rate, and respiratory rate variability.

9. The method of claim 8, further comprising: (0) (2)

10. The method of claim 6, further comprising: (0) (5)

determining that a change in capacitive coupling between at least one of the one or more first electrodes and at least one of the one or more second electrodes is less than a predetermined threshold;

electrically coupling the one or more first electrodes together;

stimulating one or more third electrodes, the one or more third electrodes configured to capacitively couple to the one or more first electrodes;

coupling the one or more first electrodes to sense circuitry; and

detecting a second plurality of changes in capacitive coupling at the one or more first electrodes.

11. The method of claim 6, further comprising: (0) (1)

12. The method of claim 6, further comprising: (0) (2)

13. The method of claim 6, further comprising: (0) (2)

14. The method of claim 6, further comprising: (0) (3)

15. A system for determining one or more physiological signals of a user, the system comprising: (4) (4)

a plurality of electrodes configured to operate in at least one operation mode, wherein the operation modes comprise: capacitance measurement mode, electrical measurement mode, and impedance measurement mode;

one or more piezoelectric sensors configured to measure one or more mechanical impulses; and

logic further configured to: determine one or more values, the one or more values being one or more of changes in capacitive coupling, electrical signals, and impedance using the plurality of electrodes,

determine at least one or more of the one or more positions, one or more body motions, and one or more locations of the user based on the one or more values;

determine one or more mechanical impulses using the one or more piezoelectric sensors; and determine the one or more physiological signals based at least in part on the one or more values and the one or more mechanical impulses.

16. The system of claim 15, wherein the one or more piezoelectric sensors include one or more sections of rigid material physically connected with flexible material. (0)

17. The system of claim 15, wherein the one or more piezoelectric sensors are arranged in one or more rows, one or more columns, or both of piezoelectric sensors, each piezoelectric sensor capable of being independently operated. (0)

18. The system of claim 15, wherein the one or more piezoelectric sensors are interleaved with the plurality of electrodes. (0)

19. The system of claim 15, further comprising: (1) (2)

a plurality of temperature sensors configured to measure one or more temperatures, wherein the plurality of temperature sensors are arranged in one or more rows, one or more columns, or both of temperature sensors, and

further wherein the plurality of temperature sensors is interleaved with at least one of the plurality of electrodes and the one or more piezoelectric sensors.

20. The system of claim 19, further comprising: (0) (2)

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Application US20180042556

VITAL SIGNS MONITORING SYSTEM

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