System and method for measuring and minimizing the effects of vertigo, motion sickness, motion intolerance, and/or spatial disorientation
First Claim
Patent Images
1. A system comprising:
- a unit attachable to a person'"'"'s head wherein the head-attachable unit further comprises;
an orientation sensing element responsive to pitch of the person'"'"'s head and roll of the person'"'"'s head wherein;
pitch represents a rotation about a first axis representing up and down movement of the person'"'"'s face while the rear of the person'"'"'s head moves in the opposite direction and roll represents rotation about a second axis perpendicular to the pitch axis in which the face rotates about the nose when looked at from the front;
the orientation sensing element comprises;
a circuit board;
interface circuitry;
communications circuitry;
logic circuitry;
a central processing unit;
a memory unit;
sensor data pre-processing circuitry; and
a micro-electro-mechanical system integrated circuit wherein the micro-electro-mechanical system further comprises an accelerometer;
an eye sensor comprising a video camera, wherein the video camera is responsive to;
eye closure;
changes in pupil size;
horizontal nystagmus detected as temporal involuntary horizontal eye movement caused by self-perceived motion sensation as a result of a physiological effect including one or more of vertigo, motion sickness, motion intolerance, or spatial disorientation due to sensory mismatch between the person'"'"'s visual, vestibular, and proprioceptive organs;
vertical nystagmus detected as temporal involuntary vertical eye movement caused by self-perceived motion sensation as a result of a physiological effect including one or more of vertigo, motion sickness, motion intolerance, or spatial disorientation due to sensory mismatch between the person'"'"'s visual, vestibular, and proprioceptive organs; and
torsional nystagmus detected as temporal involuntary eye rotation caused by self-perceived motion sensation as a result of a physiological effect including one or more of vertigo, motion sickness, motion intolerance, or spatial disorientation due to sensory mismatch between the person'"'"'s visual, vestibular, and proprioceptive organs; and
a head-attachable display viewable by the person wherein the head-attachable display comprises;
a display driver;
a see-through region that provides a view substantially similar to what the person would see without wearing the head-worn unit;
a first image that is not responsive to pitch of the person'"'"'s head and not responsive to roll of the person'"'"'s head;
a second image responsive to a pitch signal and a roll signal from the orientation sensing element;
at least one element responsive to a nystagmus signal from the video camera;
a battery; and
power management circuitry further comprising a charging port;
biometric sensors attachable to the person comprising one or more of;
a blood oxygen sensor;
a heart-rate sensor;
an electrocardiogram;
a respiration sensor;
a core body temperature sensor;
a skin temperature sensor;
an inhaled gas level sensor;
an exhaled gas level sensor;
a trunk position sensor;
ora limb movement muscle flex and contraction sensor;
environmental sensors comprising one or more of;
a temperature sensor;
a pressure sensor;
an oxygen sensor;
a light level sensor;
oran engine vibration sensor;
a vehicle, wherein;
the vehicle is responsive to the nystagmus signal originating from the video camera;
communication between the video camera and the vehicle further comprises communication through a dongle;
the vehicle is responsive to at least one of the biometric sensors;
the vehicle is responsive to at least two of the environmental sensors; and
the vehicle comprises;
seats;
a see-through window allowing the person to see a region forward of the vehicle;
vehicle-centric sensors connected to a central processing unit via a sensor interface, the vehicle-centric sensors further comprising;
an attitude sensor;
an altitude sensor;
a heading sensor;
a speed sensor; and
a navigation sensor;
a vehicle display responsive to the speed sensor; and
a vehicle power control input device.
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Accused Products
Abstract
An improved System and Method to provide a human user with symbology to ameliorate, prevent or shorten the duration of disorientation or motion sickness effects caused by spatial disorientation.
75 Citations
20 Claims
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1. A system comprising:
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a unit attachable to a person'"'"'s head wherein the head-attachable unit further comprises; an orientation sensing element responsive to pitch of the person'"'"'s head and roll of the person'"'"'s head wherein; pitch represents a rotation about a first axis representing up and down movement of the person'"'"'s face while the rear of the person'"'"'s head moves in the opposite direction and roll represents rotation about a second axis perpendicular to the pitch axis in which the face rotates about the nose when looked at from the front; the orientation sensing element comprises; a circuit board; interface circuitry; communications circuitry; logic circuitry; a central processing unit; a memory unit; sensor data pre-processing circuitry; and a micro-electro-mechanical system integrated circuit wherein the micro-electro-mechanical system further comprises an accelerometer; an eye sensor comprising a video camera, wherein the video camera is responsive to; eye closure; changes in pupil size; horizontal nystagmus detected as temporal involuntary horizontal eye movement caused by self-perceived motion sensation as a result of a physiological effect including one or more of vertigo, motion sickness, motion intolerance, or spatial disorientation due to sensory mismatch between the person'"'"'s visual, vestibular, and proprioceptive organs; vertical nystagmus detected as temporal involuntary vertical eye movement caused by self-perceived motion sensation as a result of a physiological effect including one or more of vertigo, motion sickness, motion intolerance, or spatial disorientation due to sensory mismatch between the person'"'"'s visual, vestibular, and proprioceptive organs; and torsional nystagmus detected as temporal involuntary eye rotation caused by self-perceived motion sensation as a result of a physiological effect including one or more of vertigo, motion sickness, motion intolerance, or spatial disorientation due to sensory mismatch between the person'"'"'s visual, vestibular, and proprioceptive organs; and a head-attachable display viewable by the person wherein the head-attachable display comprises; a display driver; a see-through region that provides a view substantially similar to what the person would see without wearing the head-worn unit; a first image that is not responsive to pitch of the person'"'"'s head and not responsive to roll of the person'"'"'s head; a second image responsive to a pitch signal and a roll signal from the orientation sensing element; at least one element responsive to a nystagmus signal from the video camera; a battery; and power management circuitry further comprising a charging port; biometric sensors attachable to the person comprising one or more of; a blood oxygen sensor; a heart-rate sensor; an electrocardiogram; a respiration sensor; a core body temperature sensor; a skin temperature sensor; an inhaled gas level sensor; an exhaled gas level sensor; a trunk position sensor;
ora limb movement muscle flex and contraction sensor; environmental sensors comprising one or more of; a temperature sensor; a pressure sensor; an oxygen sensor; a light level sensor;
oran engine vibration sensor; a vehicle, wherein; the vehicle is responsive to the nystagmus signal originating from the video camera; communication between the video camera and the vehicle further comprises communication through a dongle; the vehicle is responsive to at least one of the biometric sensors; the vehicle is responsive to at least two of the environmental sensors; and the vehicle comprises; seats; a see-through window allowing the person to see a region forward of the vehicle; vehicle-centric sensors connected to a central processing unit via a sensor interface, the vehicle-centric sensors further comprising; an attitude sensor; an altitude sensor; a heading sensor; a speed sensor; and a navigation sensor; a vehicle display responsive to the speed sensor; and a vehicle power control input device. - View Dependent Claims (2)
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3. A system comprising a unit attachable to a person'"'"'s head wherein the head-attachable unit further comprises:
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an orientation sensing element responsive to rotation about a first axis representing a rotation selected from the group consisting of; pitch of the person'"'"'s head, and roll of the person'"'"'s head; an eye sensor comprising a video camera, wherein the video camera is responsive to an ocular movement selected from the group consisting of; horizontal nystagmus detected as temporal involuntary horizontal eye movement caused by self-perceived motion sensation as a result of a physiological effect including one or more of vertigo, motion sickness, motion intolerance, or spatial disorientation resulting from sensory mismatch between the person'"'"'s visual, vestibular, and proprioceptive organs; vertical nystagmus detected as temporal involuntary vertical eye movement caused by self-perceived motion sensation as a result of a physiological effect including one or more of vertigo, motion sickness, motion intolerance, or spatial disorientation resulting from sensory mismatch between the person'"'"'s visual, vestibular, and proprioceptive organs; and torsional nystagmus detected as temporal involuntary eye rotation caused by self-perceived motion sensation as a result of a physiological effect including one or more of vertigo, motion sickness, motion intolerance, or spatial disorientation resulting from sensory mismatch between the person'"'"'s visual, vestibular, and proprioceptive organs; a display viewable by the person wherein the display comprises; a first image that is not responsive to pitch of the person'"'"'s head and not responsive to roll of the person'"'"'s head; a second image responsive to a rotation signal from the orientation sensing element. - View Dependent Claims (4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19)
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16. A nystagmus detection method, the method comprising the steps of:
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establishing a portable head-attachable unit wherein establishing further comprises a video-camera-based eye sensor, a motion sensor; and
a see-through display;attaching the head-attachable unit to a user'"'"'s head in a position that allows the user to see the display; presenting a first symbol on the display that stays in a fixed location when the user'"'"'s head moves; presenting a second symbol on the display that is responsive to the motion sensor; receiving a first head motion signal from the motion sensor at a first time; receiving a second head motion signal from the motion sensor at a second time; measuring a first nystagmus intensity at a first time wherein measuring further comprises using the eye sensor to detect user eye motion selected from the group consisting of; involuntary horizontal eye movement caused by self-perceived motion sensation as a result of a physiological effect including one or more of vertigo, motion sickness, motion intolerance, or spatial disorientation; involuntary vertical eye movement caused by self-perceived motion sensation as a result of a physiological effect including one or more of vertigo, motion sickness, motion intolerance, or spatial disorientation; and involuntary eye rotation caused by self-perceived motion sensation as a result of a physiological effect including one or more of vertigo, motion sickness, motion intolerance, or spatial disorientation; measuring a second nystagmus intensity at a second time; generating an alarm signal in response to the first head motion signal, the second head motion signal, the first nystagmus signal, and the second nystagmus signal. - View Dependent Claims (20)
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Specification