Application US20180236232

METHODS AND SYSTEMS FOR ACOUSTIC STIMULATION OF BRAIN WAVES
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US20180236232

1. A method for personalized acoustic brain wave stimulation of a person comprising: (17) (9)

A first step of acoustic brain wave stimulation of a person implemented by a device for acoustic brain wave stimulation adapted to be worn by the person, wherein the stimulation device comprises memory storing first operating parameters, and the initial stimulation step comprises the substeps of:

a) Acquisition of at least one measured signal representative of a physiological signal from the person;

b) Analysis of the measured signal in order to assess whether the person is in a state susceptible to stimulation; and

c) if the assessment shows that the person is in a state susceptible to stimulation, emitting an acoustic signal, audible by the person, and synchronized with a predefined brain wave temporal pattern of the person,

wherein at least one of the substeps of acquisition a), analysis b), and emission c) is done depending on the first operating parameters;

A step of sending operating data from the device to a remote server, wherein said operating data comprise said measured signal;

A step of operating data processing, on the remote server, for determining second operating parameters;

A step of transmission and storage of the second operating parameters from the remote server into the memory of the device;

A second step of acoustic brain wave stimulation implemented by the device wherein the memory of the device stores the second operating parameters, and wherein at least one of the substeps of acquisition a), analysis b), and emission c) is done depending on the second operating parameters.

2. The method according to claim 1, wherein the operating parameters comprise at least one parasitic frequency of the measured signal, (0) (1)

3. The method according to claim 1, wherein the operating parameters comprise at least one energy threshold for a spectrum of the measured signal, (0) (1)

4. The method according to claim 1, wherein the operating parameters comprise at least one temporal frequency threshold for a predefined pattern from the measured signal, (0) (1)

5. The method according to claim 1, wherein the operating parameters comprise at least one muscular activity level threshold, (0) (1)

6. The method according to claim 1, wherein the substep of analysis b) is implemented at least in part by an algorithm for automatic classification of measured data determined,from the measured signal, (0) (1)

7. The method according to claim 1, wherein the operating parameters comprise at least one parameter selected from a list including sound level, length, spectrum and time pattern of an acoustic signal, (0) (1)

8. The method according to claim 1, wherein the operating parameters comprise at least one parameter selected from a list including a person's brain wave phase and a predefined brain wave temporal pattern of the person, (0) (1)

9. The method according to claim 1, wherein the processing step comprises analyzing the measured signal on the remote server for identifying at least one parasitic frequency of the measured signal, (0) (1)

10. The method according to claim 1, wherein the processing step comprises searching the measured signal for at least one predefined pattern indicating wakening or beginning of wakening of the person and following emitting an acoustic signal, so as to determine an indicator of wakening under the effect of the stimulation, (1) (1)

11. The method according to claim 1, wherein the processing step comprises comparing a portion of the measured signal acquired after emitting an acoustic signal with a baseline portion of the measured signal, so as to determine a stimulation impact indicator, (0) (1)

13. The method according to claim 1, wherein the first step of acoustic brain wave stimulation of a person is implemented a plurality of times by a plurality of respective devices, respectively adapted to be worn by a plurality of respective people, (0) (2)

14. The method according to claim 1, wherein the first stimulation step is repeated a plurality of times by a device during a time of operating said device, (1) (1)

16. The method according to claim 1, wherein emitting an acoustic signal synchronized with a predefined brain wave temporal pattern comprises: (0) (3)

17. The method according to claim 1, wherein the brain wave is a slow brain wave having a frequency below 5 Hz and over 0.3 Hz. (0)

18. The method according to claim 1, wherein the acoustic signal is an intermittent signal and wherein an acoustic signal length is less than a brain wave period, preferably less than a few seconds, preferably less than one second. (0)

19. The method according to claim 1, wherein the acoustic signal is a continuous signal and an acoustic signal length is greater than a brain wave period. (0)

20. The method according to claim 1, wherein the predefined brain wave temporal pattern corresponds to a brain wave local temporal maximum, a brain wave local temporal minimum, a rising or descending front of a brain wave local maximum or minimum, a predefined succession or at least one brain wave local temporal maximum or minimum, or a rising or descending front of such a succession. (0)

21. A personalized acoustic brain wave stimulation system for a person, wherein the system comprises an acoustic brain wave stimulation device for a person and a remote server, (0) (10)

wherein the device comprises:

A memory adapted to store operating parameters comprising at least one among first operating parameters and second operating parameters,

an acquisition element of at least one measured signal representative of a physiological signal from the person,

an analysis element of the measured signal in order to assess whether the person is in a state susceptible to stimulation, and

of an emission element designed for emitting an acoustic signal, audible by the person, and synchronized with the person's predefined brain wave temporal pattern if it is assessed that the person is in a state susceptible to stimulation,

wherein the at least one among the acquisition element, analysis element and of emission element is adapted to operate depending on operating parameters stored in memory,

wherein the device and the remote server comprise respective elements of data transmission designed for:

transmitting operating data from the device to the remote server, wherein said operating data comprises at least said measured signal and

transmitting second operating parameters from the remote server to the device and storing said second operating parameters in the memory of the device;

and wherein the remote server comprises an element of processing operating data in order to determine second operating parameters.

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Application US20180236232

METHODS AND SYSTEMS FOR ACOUSTIC STIMULATION OF BRAIN WAVES

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