The biological information measurement apparatus includes a first signal applying unit which applies a first applying signal to electrodes at the time of the measurement of biological information, a biological information measurement unit which measures biological information based on detection signals of the electrodes at the time of the measurement of biological information, a second signal applying unit which applies a second applying signal to the electrodes at a time of detection of an attached state, and an attached state detection unit which detects an attached state based on the detection signals at the time of the detection of an attached state. At least some of the electrodes at the time of the measurement of biological information is identical with at least some of the electrodes at the time of the detection of an attached state.

The present invention relates to an electrocardiogram measurement system using a wearable device, comprising a photoplethysmograph, and an electrocardiograph provided in a wearable device or an electrocardiograph which can be separated from the wearable device and carried, wherein the photoplethysmograph comprises a photoplethysmogram measurement circuit comprising an LED and a photodiode, an AD converter connected to an output terminal of the photoplethysmogram measurement circuit, for converting an analog signal to a digital signal, a wireless communication means for transmitting and receiving data, and a microcontroller for measuring photoplethysmogram, the microcontroller extracts photoplethysmogram parameters by analyzing the measured photoplethysmogram, determines generation of an alarm by using the extracted photoplethysmogram parameters, and generates an alarm on the basis of the determination result, and the electrocardiograph comprises three dry electrocardiogram measurement electrodes and two amplifiers for amplifying two electrocardiogram signals induced at two electrocardiogram electrodes out of the three electrocardiogram electrodes.

Disclosed are various embodiments for integrated diffuse correlation spectroscopy. A first control signal can be sent to a switch to cause an integrator to integrate a current from a photodiode. An integrated current can be received from the integrator, and a data signal can be sent to a computing device based at least in part on the integrated current. A second control signal can be sent to a switch to cause the integrator to cease integrating the current from the photodiode.

A sensor device has an insulative non-woven fabric and a conductive fabric forming an electrode. The conductive fabric is joined to one surface of the non-woven fabric by at least one of fusion and seaming.

A biological monitoring electrode including an electrode body, wherein a surface of the electrode body is coated with an insulating anti-interference material layer, the insulating anti-interference material layer has a first notch, and the electrode body is exposed by the first notch to be contacted with a user's skin to acquire biological information. For example, a user's finger contacts the electrode body through the first notch as a signal input. During the biological signal acquisition process, since the surface of the electrode body is coated with the insulating anti-interference material layer, and the insulating anti-interference material layer may achieve the function of insulating and shielding electromagnetic interference environment interference, therefore the biological monitoring electrode may effectively shield external noise interference, and reduce the influence of external noise on acquisition of biological information, such as electrocardiogram signals, thereby improving the accuracy of measurement results.

A biological monitoring electrode including an electrode body, wherein a surface of the electrode body is coated with an insulating anti-interference material layer, the insulating anti-interference material layer has a first notch, and the electrode body is exposed by the first notch to be contacted with a user's skin to acquire biological information. For example, a user's finger contacts the electrode body through the first notch as a signal input. During the biological signal acquisition process, since the surface of the electrode body is coated with the insulating anti-interference material layer, and the insulating anti-interference material layer may achieve the function of insulating and shielding electromagnetic interference environment interference, therefore the biological monitoring electrode may effectively shield external noise interference, and reduce the influence of external noise on acquisition of biological information, such as electrocardiogram signals, thereby improving the accuracy of measurement results.

An electrocardio-signal collection system and method, and preparation method of an electrocardio-signal collection system is provided. The system includes: a collection unit configured to collect an analog electrocardio-signal of a human body, where the collection unit includes a flexible device and 10 conductive electrodes (2), and the conductive electrodes (2) are printed on the flexible device; a control unit connected to the conductive electrodes (2) and configured to process and output the analog electrocardio-signal; and a display unit connected to the control unit and configured to receive an output signal from the control unit and display the output signal. The collection unit in the conductive electrodes (2) printed on the flexible device is used as a collection carrier for an electrocardio-signal, and all the conductive electrodes (2) are put in place at once, thereby improving the convenience of electrocardio-signal collection.

An electrocardio-signal collection system and method, and preparation method of an electrocardio-signal collection system is provided. The system includes: a collection unit configured to collect an analog electrocardio-signal of a human body, where the collection unit includes a flexible device and 10 conductive electrodes (2), and the conductive electrodes (2) are printed on the flexible device; a control unit connected to the conductive electrodes (2) and configured to process and output the analog electrocardio-signal; and a display unit connected to the control unit and configured to receive an output signal from the control unit and display the output signal. The collection unit in the conductive electrodes (2) printed on the flexible device is used as a collection carrier for an electrocardio-signal, and all the conductive electrodes (2) are put in place at once, thereby improving the convenience of electrocardio-signal collection.

A wearable article (1) includes a sensor assembly (104) for sensing biosignals of a wearer of the wearable article, and an electronic device (102) that can be attached to the sensor assembly to receive and the process biosignals. The electronic device is detachable from the garment and includes a housing (128a, 128b). The electronic device is retained in place by means of a magnet (132) within the housing which cooperates with a magnet on the garment. The sensor assembly includes a sensing electrodes and conductors (112; 122a) which couple the sensing electrodes to an interface that is configured to couple the sensed biosignals to the electronic device. The electronic device attaches to the garment at the interface. The electronic device includes one or more contacts (138b) which engage with the interface at the conductors so that biosignals can be coupled to the electronic device. The garment can also include a locating ring (130) to help locate the electronic device on the garment. The electronic device can be easily attached by a wearer, for example with the use of only one hand.

An electrocardiogram measurement device according to an aspect of the present disclosure is a portable electrocardiogram measurement device, and the electrocardiogram measurement device includes: a first electrode disposed at a position that can be touched with one upper limb of a measurement subject; a second electrode disposed at a position that can be touched with the other upper limb of the measurement subject; a calculation unit that calculates a potential difference between the first electrode touched with the one upper limb of the measurement subject and the second electrode touched with the other upper limb of the measurement subject; a guide unit that generates guidance information to guide the measurement subject to bring the other upper limb into contact with a predetermined portion of the second electrode; and a display unit that displays the potential difference calculated by the calculation unit and/or the guidance information generated by the guide unit.