Patent Forecast

1. (canceled) (0)

2. A wearable biophysiological signal acquisition device comprising: (7) (5)

at least one electrode for measuring electrophysiological activity,

at least one reference electrode,

at least one ground electrode, and

an axle that presses the at least one electrode against skin around an ear of the wearer to permit electrophysiological activity of the wearer to be measured by the at least one electrode,

wherein the measured electrophysiological activity is used to assess a mental state of the wearer.

3. The wearable biophysiological signal acquisition device recited in claim 2, wherein the axle holds the at least one electrode firmly to the head of the wear. (0)

6. The wearable biophysiological acquisition device recited in claim 2, further comprising at least one further sensor selected from the group: at least one electrode for measuring electrodermal activity, at least one ground electrode for measuring electrodermal activity, at least one light sensor for transmissive measurement of pulse oximetry, at least one light sensor for reflective measurement of pulse oximetry, at least one body temperature measurement sensor, at least one ambient light sensor, at least one sensor for recording sound, at least one movement sensor, at least one accelerometer, at least one gyroscope at least one magnetometer, and a GPS device. (0)

9. The wearable biophysiological acquisition device recited in claim 2, wherein the biophysiological signal acquisition device is integrated in a wireless headset that comprises headphones. (1) (0)

22. The wearable biophysiological acquisition device recited in claim 2, wherein a body of the biophysiological signal acquisition device comprises input electric circuits for signal acquisition of one or more of: biophysiological signal acquisition and environmental signal acquisition. (1) (0)

27. The wearable biophysiological acquisition device recited in claim 2, wherein the device further comprises one or more speakers for sound stimulation. (0)

37. The wearable biophysiological acquisition device recited in claim 2, further comprising a processor operable to execute one or more algorithms for estimating one or more mental states of the user based on the acquired biophysiological signals. (0)

38. The wearable biophysiological acquisition device recited in claim 2, further comprising: two reference electrodes for measuring electroencephalographic activity, such that each of the two reference electrodes is located adjacent a different ear of the wearer. (1) (0)

4. (canceled) (0)

5. (canceled) (0)

7. (canceled) (0)

8. (canceled) (0)

10. (canceled) (0)

11. (canceled) (0)

13-21. (canceled) (0)

23-26. (canceled) (0)

28. (canceled) (0)

29. (canceled) (0)

31-36. (canceled) (0)

39. A system comprising: (6) (3)

a wearable biophysiological acquisition device comprising: at least one electrode for measuring electrophysiological activity,

at least one reference electrode,

at least one ground electrode, and

an axle that presses the at least one electrode against skin around an ear of a wearer to permit electrophysiological activity of the wearer to be measured by the at least one electrode, and

a mobile device for receiving biophysiological signals from the wearable biophysiological acquisition device,

wherein system is operable to use the measured electrophysiological activity to access one or more mental states of the wearer.

40. The system recited in claim 39, wherein the mobile device for receiving biophysiological signals comprises a processor that is operable to execute the one or more biophysiological signal processing algorithms for the purpose of extracting the one or more mental states. (0)

41. The system recited in claim 39, wherein the mobile device for receiving biophysiological signals comprises a personal computing device. (0)

42. The system recited in claim 39, further comprising a central server, wherein the central server comprises a processor operable to execute one or more biophysiological signal processing algorithms for the purpose of extracting the one or more mental states. (0)

70. The system of claim 39, further comprising a microphone for recording environmental sound in the vicinity of the wearer and an ambient light sensor for recording environmental light in the vicinity of the wearer, wherein the system is operable to: (1) (4)

acquire environmental sound data using the microphone,

acquire environmental light data using the ambient light sensor,

acquire biophysiological signals using the biophysiological signal acquisition device, and

determine a mental state of the wearer in response to the said environmental light and environmental sound.

71. The system recited in claim 70, wherein the acquisition of the ambient light, environmental sound and biophysiological signals is performed simultaneously. (0)

85. The system recited in claim 39, wherein the mental state is one or more of: a stress level of the wearer, a change in a stress level of the wearer, a happiness level of the wearer, a change in a happiness level of the wearer, a focus level of the wearer, a change in the focus level of the wearer, a tiredness level of the wearer, a change in the tiredness level of the wearer, a relaxation level of the wearer, a change in the relaxation level of the wearer, a productivity level of the wearer, a mental workload of the wearer, and a mental engagement. (0)

99. The system recited in claim 39, wherein the system is operable to supply a stimulus to the wearer of the wearable biophysiological acquisition device, and wherein the wearable biophysiological acquisition device is operable to measure electrophysiological activity of the wearer in response to the stimulus, such that the system is operable to use the measured electrophysiological activity to assess a mental state of the wearer in response to the stimulus. (4) (0)

48. The system recited in claim 99, further comprising a central server, wherein the central server is operable to store biophysiological signals received from the wearable biophysiological acquisition device in a central database: (1) (3)

and wherein, in response to a user identification to the central server by the mobile device

the central server downloads stored signals from the central database

and transmits the said signals to the mobile device.

72. The system recited in claim 48, wherein the system is operable to: (0) (7)

acquire biophysiological signals using the wearable biophysiological signal acquisition device,

process the said biophysiological signals and assessing a first mental state of the wearer,

compare the said assessed first mental states with the previous assessed mental states of the wearer that are stored in the system

determine whether to modify the first mental state,

provide a stimulus to the wearer to modify the first mental state of the wearer,

acquire further biophysiological signals using the wearable biophysiological signal acquisition device, and

process the said biophysiological signals and assess a second mental state of the wearer.

50. The system of claim 99, wherein the system is operable to: (3) (6)

provide a first stimulus to a wearer of the biophysiological signal acquisition device,

acquire first biophysiological signals simultaneously with the provision of the first stimulus,

use the first biophysiological signals to assess a first mental state of the user in response to the first stimulus,

provide a second stimulus to the wearer of the biophysiological signal acquisition device,

acquire second biophysiological signals simultaneously with the provision of the second stimulus, and

use the second biophysiological signals to assess a second mental state of the user in response to the second stimulus.

101. The system of claim 50, wherein the second stimulus is selected to alter the mental state of the user. (0)

102. The system of claim 50, wherein the first and second stimuli are visual stimuli, and are provided to the wearer on a screen of the mobile device. (0)

103. The system of claim 50, wherein the first and second stimuli are audible stimuli, and are provided to the wearer through headphones of the wearable biophysical signal acquisition device. (0)

100. The system recited in claim 99, wherein the stimulus is selected from: a visual stimulus, an audible stimulus, both a visual and an audible stimulus. (0)

104. The system of claim 99, wherein the system is operable to acquire stimulation data when a stimulus is provided to the wearer. (1) (0)

44-47. (canceled) (0)

49. (canceled) (0)

51. (canceled) (0)

52. The system of claim 44, wherein the stimulus is selected from the group: a visual stimulus shorter than 1 second, a sound stimulus shorter than 1 second, a visual stimulus longer than 1 second, a sound stimulus longer than 1 second, a video, music, visual stimuli that causes epileptic seizures, stimuli for visual therapy, stimuli for music therapy, and a combination of these stimuli. (0)

53-55. (canceled) (0)

57-69. (canceled) (0)

73-75. (canceled) (0)

76. The system recited in 39, wherein the biophysiological signals are processed using one or more processing algorithms operable to extract one or more of: the band power of one or more EEG frequency bands (alpha, beta, gamma, delta and theta) of the wearer, event related potentials from EEG signals of the wearer, a heart rate of the wearer, a blood oxygenation level of the wearer, an electrodermal activity of the wearer, a body temperature of the wearer, epileptiform activity. (1) (0)

77-83. (canceled) (0)

Application US20190053766

WIRELESS EEG HEADPHONES FOR COGNITIVE TRACKING AND NEUROFEEDBACK

Patent Matrix® Search