ECG signal processing device and method
An embodiment of the invention provides an electrocardiography (ECG) signal processing device. The ECG signal processing device includes a first part, a second part and a flexible printed circuit board. The first part may comprise a first electrode and a processing circuit. The second part includes a second electrode. The flexible printed circuit board is coupled to the first part and the second part to fold the first part and the second part. When a closed loop is formed between the first electrode and the second electrode, the processing circuit obtains an ECG signal from the user.
1 . An electrocardiography (ECG) signal processing device, comprising:
a first part, comprising a first electrode and a processing circuit;
a second part, comprising a second electrode; and
a flexible printed circuit board, coupled to the first part and the second part to fold the first part and the second part,
wherein when a closed loop is formed between the first electrode and the second electrode, the processing circuit obtains an ECG signal from a user,
wherein when the first part and second part are folded, and the first electrode touches skin of one hand of the user and the second electrode touches a finger of the other hand of the user, the closed loop is formed, and
wherein when the first part and the second part are not folded, and the first electrode touches skin of one hand of the user and the second electrode touches skin of the other hand of the user, the closed loop is formed.
2 . The ECG signal processing device of claim 1 , further comprising:
a carrier part, configured to place the first part and second part which are folded.
3 . The ECG signal processing device of claim 1 , further comprising:
a display device, configured in the first part or the second part to display a time information.
4 . The ECG signal processing device of claim 1 , wherein according to a algorithm, the processing circuit calculates time intervals of adjacent R-waves in the ECG signal and an average time interval, and determine whether a difference between each time interval of the adjacent R-waves and the average time interval is greater than a threshold.
5 . The ECG signal processing device of claim 1 , wherein according to a algorithm, the processing circuit obtains a plurality of sampling data from a T-wave of each PQRST-wave to a P-wave of next PQRST-wave in the ECG signal and determines whether a number of sampling data which is larger than a first threshold plus another number of sampling data which is smaller than a second threshold in the plurality of sampling data is greater than a default value.
6 . The ECG signal processing device of claim 1 , wherein according to a algorithm, the processing circuit determines whether a peak value of a T-wave in each PQRST-wave is smaller than a threshold.
7 . The ECG signal processing device of claim 1 , wherein according to a algorithm, the processing circuit determines whether a ratio of a peak value of a T-wave and a peak value of an R-wave in each PQRST-wave in the ECG signal is greater than a threshold.
8 . An electrocardiography (ECG) signal processing method, applied to an ECG signal processing device, comprising:
when a closed loop is formed between a first electrode of the ECG signal processing device and the second electrode of the ECG signal processing device, obtaining, by a processing circuit of the ECG signal processing device, an ECG signal from a user, wherein the first electrode is configured in a first part of the ECG signal processing device, and the second electrode is configured in a second part of the ECG signal processing device,
wherein when the first part and second part are folded, and the first electrode touches skin of one hand of the user and the second electrode touches a finger of the other hand of the user, the closed loop is formed, and
wherein when the first part and the second part are not folded, and the first electrode touches skin of one hand of the user and the second electrode touches skin of the other hand of the user, the closed loop is formed.
9 . The ECG signal processing method of claim 8 , further comprising:
displaying, by a displaying device of the ECG signal processing device, a time information.
10 . The ECG signal processing method of claim 8 , wherein the ECG signal processing device comprises a flexible printed circuit board, and the flexible printed circuit board is coupled to the first part and the second part.