METHOD AND APPARATUS FOR MEASURING PULSE WAVE DELIVERY VELOCITY DIFFERENCE BY MOBILE DEVICE
First Claim
1. A method of measuring a pulse wave velocity difference in a mobile device, the method comprising:
- obtaining electrocardiogram (ECG) information of an object through a first electrode that contacts a first surface of the object and is included in the mobile device and a second electrode that contacts a second surface of the object and is included in the mobile device;
obtaining blood flow change information of the first surface and the second surface by using a first optical sensor that contacts the first surface and is included in the mobile device and a second optical sensor that contacts the second surface and is included in the mobile device;
obtaining pulse wave velocity information to the first surface and pulse wave velocity information to the second surface based on the obtained ECG information and the obtained blood flow change information of the first surface and the second surface; and
measuring pulse wave velocity difference information based on the pulse wave velocity information to the first surface and the second surface.
1 Assignment
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Accused Products
Abstract
A method of measuring a pulse wave velocity difference in a mobile device includes: obtaining electrocardiogram (ECG) information of an object through a first electrode that contacts a first surface of the object and is included in the mobile device and a second electrode that contacts a second surface of the object and is included in the mobile device; obtaining blood flow change information of the first surface and the second surface by using a first optical sensor that contacts the first surface and is included in the mobile device and a second optical sensor that contacts the second surface and is included in the mobile device; obtaining pulse wave velocity information to the first surface and pulse wave velocity information to the second surface based on the obtained ECG information and the obtained blood flow change information of the first surface and the second surface; and measuring pulse wave velocity difference information based on the pulse wave velocity information to the first surface and the second surface.
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Citations
24 Claims
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1. A method of measuring a pulse wave velocity difference in a mobile device, the method comprising:
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obtaining electrocardiogram (ECG) information of an object through a first electrode that contacts a first surface of the object and is included in the mobile device and a second electrode that contacts a second surface of the object and is included in the mobile device; obtaining blood flow change information of the first surface and the second surface by using a first optical sensor that contacts the first surface and is included in the mobile device and a second optical sensor that contacts the second surface and is included in the mobile device; obtaining pulse wave velocity information to the first surface and pulse wave velocity information to the second surface based on the obtained ECG information and the obtained blood flow change information of the first surface and the second surface; and measuring pulse wave velocity difference information based on the pulse wave velocity information to the first surface and the second surface. - View Dependent Claims (2, 4, 5, 6, 7, 8, 9, 24)
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3. (canceled)
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10-11. -11. (canceled)
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12. A mobile device for measuring a pulse wave velocity difference, the mobile device comprising:
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a first circuit comprising a first electrode that contacts a first surface of an object and a first optical sensor that contacts the first surface; a second circuit comprising a second electrode that contacts a second surface of the object and a second optical sensor that contacts the second surface; and at least one processor configured to; obtain ECG information of the object through the first electrode and the second electrode; obtain blood flow change information of the first surface and the second surface by using the first optical sensor and the second optical sensor; measure pulse wave velocity information to the first surface and pulse wave velocity information to the second surface based on the obtained ECG information and the obtained blood flow change information; and measure pulse wave velocity difference information based on the pulse wave velocity information to the first surface and the pulse wave velocity information to the second surface. - View Dependent Claims (13, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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14. (canceled)
Specification