Portable device having biosignal-measuring instrument

• US 20070021676A1
• Filed: 05/12/2006
• Published: 01/25/2007
• Est. Priority Date: 07/21/2005
• Status: Active Grant

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: Shin, Sang, Yeo, Hyung, Hwang, Jin, Han, Wan
• Granted Patent: US 7,896,811 B2
• Time in Patent Office: Days
• US Class Current: 600/509
• CPC Class Codes: A61B 5/02 Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
• CPC Class Codes: A61B 5/332 Portable devices specially adapted therefor
• CPC Class Codes: A61B 5/349 Detecting specific parameters of the electrocardiograph cycle
• CPC Class Codes: G06F 1/163 Wearable computers, e.g. on a belt

Abstract

A portable device having a biosignal measuring instrument includes: at least one first electrocardiogram signal sensor portion on a first surface of the portable device that contacts a first hand of a user, to measure a first electrocardiogram signal of the user; at least one second electrocardiogram signal sensor portion on a second surface of the portable device that contacts a wrist of a second hand of the user, to measure a second electrocardiogram signal from the wrist; a pulse waveform sensor on the second surface and in parallel with the second electrocardiogram signal sensor portion, to sense a pulse waveform from the wrist; a waveform controller generating an electrocardiogram waveform of the user from the measured first electrocardiogram signal and second electrocardiogram signal, generating a pulse waveform of the user from the sensed pulse waveform, and detecting at least one characteristic point of the pulse waveform by referring to the electrocardiogram waveform; and an output portion providing a result of the pulse wave analysis based on the at least one detected characteristic point of the user.

Claims

1. A portable device having a biosignal measuring instrument, comprising:

at least one first electrocardiogram signal sensor portion on a first surface of the portable device that contacts a first hand of a user, to measure a first electrocardiogram signal of the user;

at least one second electrocardiogram signal sensor portion on a second surface of the portable device that contacts a wrist of a second hand of the user, to measure a second electrocardiogram signal from the wrist;

a pulse waveform sensor on the second surface and in parallel with the second electrocardiogram signal sensor portion, to sense a pulse waveform from the wrist;

a waveform controller generating an electrocardiogram waveform of the user from the measured first electrocardiogram signal and second electrocardiogram signal, generating a pulse waveform of the user from the sensed pulse waveform, and detecting at least one characteristic point of the pulse waveform by referring to the electrocardiogram waveform; and

an output portion providing a result of the pulse wave analysis based on the at least one detected characteristic point of the user.

2. The portable device of claim 1, wherein the first electrocardiogram signal sensor portion is on a side of the portable device, and the second electrocardiogram signal sensor portion and the pulse waveform sensor are on a bottom of the portable device.

3. The portable device of claim 1, wherein the first electrocardiogram signal sensor portion is on a side of the portable device, and the second electrocardiogram signal sensor portion and the pulse waveform sensor are on a tip of the antenna of the portable device.

4. The portable device of claim 1, wherein the pulse waveform sensor is a transducer converting a radial arterial pulse waveform from the wrist of the user into an electric signal.

5. A portable device having a biosignal measuring instrument, comprising:

a first sensor portion including a first pulse waveform sensor connected to the portable device via a predetermined terminal to make contact with a neck of a user, thereby converting a carotid pulse waveform of the user into an electric signal, and a first electrocardiogram signal sensor detecting a first electrocardiogram signal of the user;

a second sensor portion including a second pulse waveform sensor on a surface of the portable device to make contact with a wrist of the user, thereby converting a radial arterial pulse waveform of the user into an electric signal, and a second electrocardiogram signal sensor measuring a second electrocardiogram signal of the user;

a waveform controller generating an electrocardiogram waveform of the user from the measured first electrocardiogram signal and second electrocardiogram signal, generating a pulse waveform of the user from the electric signals of the converted carotid pulse waveform and radial arterial pulse waveform, and detecting at least one characteristic point of the pulse waveform by referring to the electrocardiogram waveform; and

an output portion providing a result of the pulse waveform analysis based on the at least one detected characteristic point to the user.

6. The portable device of claim 5, wherein the second sensor portion is connected to the portable device via a second cable.

7. The portable device of claim 5, wherein the first sensor portion and the second sensor portion are formed as a cylinder or a prism, the first electrocardiogram signal sensor and the second electrocardiogram signal sensor are provided along a circumference of a base side of the cylinder or prism, and the first pulse sensor and the second pulse sensor are provided at a center of a bottom thereof.

8. The portable device of claim 5, wherein the output means is at least one of:

a speaker providing the result of the pulse waveform analysis by audible data;

a vibration portion providing the result of the pulse waveform analysis by vibrating; and

a display displaying the result of the pulse waveform analysis.

9. A portable biosignal measuring instrument comprising:

a wrist supporter formed as a band fastened around a wrist of a user;

a pulse waveform sensor on an inner surface of the wrist supporter to make contact with the wrist, to convert a pulse waveform of the user into an electric signal;

a first electrocardiogram signal sensor portion on the inner surface of the wrist supporter, to measure a first electrocardiogram signal from the wrist;

a second electrocardiogram signal sensor portion on an outer surface of the wrist supporter, to measure a second electrocardiogram signal from a second hand of the user; and

a waveform controller generating an electrocardiogram waveform of the user from the measured first electrocardiogram signal and second electrocardiogram signal, generating a pulse waveform of the user from the electric signal converted from the pulse waveform, and detecting at least one characteristic point of the pulse waveform by referring to the electrocardiogram waveform; and

an output controller controlling a predetermined output portion providing the result of the pulse waveform analysis based on the detected at least one characteristic point to the user,

wherein the portable biosignal measuring instrument is a wristwatch band.

10. A portable device having the biosignal measuring instrument according to claim 9, wherein the output portion is at least one of:

a speaker providing the result of the pulse waveform analysis by predetermined audible data;

a vibration portion providing the result of the pulse waveform analysis by vibrating; and

a display displaying the result of the pulse waveform analysis, and

the output controller includes a short-distance communication module, transmits the detected characteristic point to the output portion via the short-distance communication module, and provides the result of the pulse waveform analysis based on the at least one characteristic point of the user.

11. A portable device, comprising:

a first electrocardiogram signal sensor on a first surface of the portable device, in contact with a first hand of a user, and measuring a first electrocardiogram signal of the user;

a second electrocardiogram signal sensor on a second surface of the portable device, in contact a wrist of a second hand of the user, and measuring a second electrocardiogram signal of the user;

a pulse waveform sensor on the second surface, in parallel with the second electrocardiogram signal sensor portion, and sensing a pulse waveform from the wrist; and

a waveform controller generating an electrocardiogram waveform from the measured electrocardiogram signals, generating a pulse waveform from the sensed pulse waveform, and detecting at least one characteristic point of the pulse waveform with reference to the electrocardiogram waveform, the at least one characteristic point being usable in a pulse wave analysis.