Patent Forecast

1. A wearable audio product for obtaining biologically-relevant information associated with a user comprising: (3) (12)

a first electrode placed over the user's auditory cortex on a first side of the user's body;

a second electrode placed on the first side of the user's body;

a first reference electrode placed on the first side of the user's body;

a third electrode placed over the user's auditory cortex on a second side of the user's body;

a fourth electrode placed on the second side of the user's body; and

a second reference electrode placed on the second side of the user's body, a processor coupled to the first, second, first reference electrode, third, fourth, and second reference electrode, the processor configured to take one or more actions based on signals received from the first, second, first reference electrodes, third, fourth, and second reference electrode,

wherein taking the one or more actions comprises:

combining signals from first side movement artifacts, the user's brain, and the first reference electrode to generate a combined first side signal;

combining signals from second side movement artifacts, the user's brain signal, and the second reference electrode to generate a combined second side signal;

comparing the combined first side signal and the combined second side signal to output a difference for the first side and a difference for the second side;

applying a first closed feedback loop for signals received from the first side of the body including the difference for the first side signal, applying a second closed feedback loop for signals received from the second side of the body including the difference for the second side signal, and removing noise from the received signals based on the first and second closed feedback loops, wherein removing the noise comprises cross-correlating the signals received from the first side of the body with the signals received from the second side of the body; and

an electroacoustic transducer coupled to the processor.

2. The audio product of claim 1, wherein one of the second electrode or the fourth electrode is placed over one of: the user's occipital lobe, the bridge of the user's nose, or in an ear canal of the user. (0)

3. The audio product of claim 1, wherein one of the first reference electrode or the second reference electrode is placed on the skull of the user behind the user's ear. (0)

7. The audio product of claim 1, wherein taking the one or more actions comprises: (3) (2)

determining a state of the user based on the signals received via at least one of the first electrode, the second electrode, the first reference electrode, the third electrode, the fourth electrode, or the second reference electrode; and

taking one or more actions based on the determined state.

8. The audio product of claim 7, wherein determining the state of the user comprises: (1) (2)

determining a drop in impedance of signals received via at least one of the first electrode, the second electrode, the first reference electrode, the third electrode, the fourth electrode, or the second reference electrode; and

in response to the determined drop in impedance, determining the user is stressed.

9. The audio product of claim 8, wherein taking one or more actions based on the determined state comprises: (0) (2)

10. The audio product of claim 7, wherein determining the state of the user comprises: (1) (2)

determining a decreased rate of blinking of the user based on signals received via at least one of the first electrode, the second electrode, the third electrode, and the fourth electrode; and

in response to the determined decreased rate of blinking, determining the user is focused.

11. The audio product of claim 10, wherein taking one or more actions based on the determined state comprises: (0) (1)

12. The audio product of claim 7, wherein determining the state of the user comprises: (3) (2)

measuring jaw movements based on signals received from at least one of the first electrode, the second electrode, the first reference electrode, the third electrode, the fourth electrode, or the second reference electrode; and

in response to the measured jaw movements, determining the user is talking.

13. The audio product of claim 12, wherein taking one or more actions based on the determined state comprises: (0) (1)

14. The audio product of claim 12, wherein taking one or more actions based on the determined state comprises: (0) (1)

15. The audio product of claim 12, wherein taking one or more actions based on the determined state comprises: (0) (1)

4. (canceled) (0)

5. (canceled) (0)

6. (canceled) (0)

16. A method for obtaining biologically-relevant information associated with a user from wearable audio product including an electroacoustic transducer, comprising: (1) (7)

receiving electrical signals via a first electrode placed over the user's auditory cortex on a first side of the user's body;

receiving electrical signals via a second electrode placed on the first side of the user's body;

receiving electrical signals via a first reference electrode placed on the first side of the user's body;

receiving electrical signals via a third electrode placed over the user's auditory cortex on a second side of the user's body;

receiving electrical signals via a fourth electrode placed on the second side of the user's body;

receiving electrical signals via a second reference electrode placed on the second side of the user's body; and

taking one or more actions based, at least in part, on the signals received from the first, second, first reference, third, fourth, and second reference electrodes, wherein taking the one or more actions comprises: combining signals from first side movement artifacts, the user's brain, and the first reference electrode to generate a combined first side signal;

combining signals from second side movement artifacts, the user's brain signal, and the second reference electrode to generate a combined second side signal;

comparing the combined first side signal and the combined second side signal to output a difference for the first side and a difference for the second side;

applying a first closed feedback loop for signals received from the first side of the body including the difference for the first side signal, applying a second closed feedback loop for signals received from the second side of the body including the difference for the second side signal, and removing noise from the received signals based on the first and second closed feedback loops, wherein removing the noise comprises cross-correlating the signals received from the first side of the body with the signals received from the second side of the body.

17. The method of claim 16, wherein the second electrode or the fourth electrode is placed over one of the user's occipital lobe, the bridge of the user's nose, or in an ear canal of the user. (0)

18. A wearable audio product including an electroacoustic transducer for obtaining biologically-relevant information associated with a user comprising: (1) (5)

a first electrode, a second electrode, and a first reference electrode each placed on a first side of the user's body;

a third electrode, a fourth electrode, and a second reference electrode each placed on a second side of the user's body; and

a processor coupled to the first, second, third, fourth, first reference, and second reference electrodes, wherein the processor is configured to:

perform noise canceling on signals received via the first, second, third, and fourth electrodes, wherein performing the noise canceling comprises: combining signals from first side movement artifacts, the user's brain, and the first reference electrode to generate a combined first side signal;

combining signals from second side movement artifacts, the user's brain signal, and the second reference electrode to generate a combined second side signal;

comparing the combined first side signal and the combined second side signal to output a difference for the first side and a difference for the second side;

apply a first closed feedback loop for signals received from the first side of the body including the difference for the first side signal;

apply a second closed feedback loop for signals received from the second side of the body including the difference for the second side signal; and

remove noise from the received signals based on the first and second closed feedback loops, wherein removing the noise comprises cross-correlating the signals received from the first side of the body with the signals received from the second side of the body; and

control the audio-product based on the noise-canceled signals.

20. The wearable audio product of claim 18, wherein the second and fourth electrodes are placed over one of: the first and second side of the user's occipital lobe, the first and second side of a bridge of the user's nose, or in each ear canal of the user. (0)

Application US20180353128

ACTIVE UNIPOLAR DRY ELECTRODE OPEN EAR WIRELESS HEADSET AND BRAIN COMPUTER INTERFACE

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