Abstract: An apparatus for extracting a cardiovascular characteristic is provided. The apparatus may include: a first sensor configured to measure a vibration signal generated by a pulse wave of a subject; a second sensor configured to measure a pulse wave signal of the subject; a processor configured to perform an operation related to a cardiovascular characteristic on the basis of the measured vibration signal and pulse wave signal; and a main body in which the first sensor, the second sensor, and the processor are mounted.

Abstract: A bioelectrode including a plate, a first electrode disposed on a first side of the plate, and a second electrode disposed on the first side of the plate and separate from the first electrode. The bioelectrode further includes a first guard portion disposed on a second side of the plate, a second guard portion disposed on the second side of the plate and separate from the first guard portion, and a preamplifier configured to output a voltage signal based on a biosignal measured between the first electrode and the second electrode.

Abstract: Provided is a blood pressure measuring apparatus including: a pressurizing unit applying pressure to a blood vessel according to a first condition or a second condition; a pressure sensor sensing a sphygmus wave and a pressure of the blood vessel from the blood vessel under the first condition or the second condition; a standard blood pressure calculating unit for calculating a systolic standard blood pressure and a diastolic standard blood pressure; a continuous blood pressure calculating unit for calculating continuous blood pressure; and a repressurizing determining unit for determining whether pressure is applied to the blood vessel under the second condition during measuring of continuous blood pressure.

Abstract: Provided is a technology for measuring a user's blood pressure by using light sources, in which the blood pressure measuring apparatus includes: a light emitter configured to emit one or more lights having different penetration characteristics toward a user; a light receiver configured to receive the lights that have penetrated through the user, and acquire photo-plethysmography (PPG) signals from the received lights; and a blood pressure measurer configured to measure a phase difference between the acquired PPG signals, and measure a blood pressure based on the measured phase difference.

Abstract: Provided is a method for estimating blood pressure using a variable characteristic ratio. In the method, a pressure wave detected at a measurement body part of a subject is obtained to calculate a characteristic ratio of the subject based on a correlation between the characteristic ratio used to determine blood pressure at a measurement body part and the shape of the pressure wave detected at the measurement body part. The blood pressure at the measurement body part of the subject is estimated using the calculated characteristic ratio.

Abstract: Disclosed are a biosignal measurement device and a capacitively-coupled active electrode. The capacitively-coupled active electrode includes an electrode face configured to form capacitive coupling with a subject in a non-contact manner to detect a biosignal, and a pre-amplifier disposed on a rear side of the electrode face and embedded in a porous insulator.

Abstract: A blood pressure monitor including a manually operable pressurizer is disclosed. The blood pressure monitor may include a cuff configured to apply a pressure to a target portion of a body of a user, a pressurizer, a depressurizer, and a sensor to measure a blood pressure. The pressurizer may include a rotator, and be configured to supply a fluid to the cuff, to cause the cuff to apply the pressure, through rotation of the rotator caused by an external rotational force applied to the blood pressure monitor to rotate the rotator. The depressurizer may be configured to reduce the applied pressure applied by the cuff to the target portion.

Abstract: A method of classifying an input pattern and a pattern classification apparatus are provided. The method includes enabling an artificial neural network to learn based on learning input data received by an input layer of the artificial neural network, determining classification of an input pattern received by the input layer of the enabled artificial neural network according to an output value obtained from an output layer of the artificial neural network, the obtained output value being based on the input pattern, updating connection intensities of a plurality of connection lines of the enabled artificial neural network to output a result value indicating the determined classification from the output layer when the input pattern, and determining updated classification of the input pattern according to an updated output value obtained from an output layer of the updated artificial neural network, the obtained updated output value being based on the input pattern.

Abstract: A method of providing an exercise program includes providing a coaching message to coach a training pace in an exercise program based on a heart rate of a user performing the exercise program, adjusting an exercise intensity of a current set of exercises of the exercise program based on the coaching message, and providing the exercise program based on the adjusted exercise intensity.

Abstract: A one repetition maximum (1RM) estimating apparatus includes a potential signal receiving unit configured to receive a potential signal of a muscle from a sensor attached to a user, and a 1RM estimating unit configured to estimate a 1RM of the user based on the potential signal.

Abstract: A biological signal measuring apparatus is provided. The biological signal measuring apparatus includes a first unit measurer configured to measure a first biological signal of a subject based on an electrical characteristic difference between first electrodes contacting the skin of the subject, and a second unit measurer configured to measure a second biological signal of the subject based on an electrical characteristic difference between second electrodes contacting the skin of the subject at positions different from positions of the first electrodes. A plurality of unit measurers including at least the first unit measurer and the second unit measurer are arranged based on characteristics of contact parts of the first and second electrodes.

Abstract: A biological signal measuring apparatus is provided. The biological signal measuring apparatus includes a receiving unit configured to receive a biological signal from each of unit measurers arrayed on a subject's skin, and configured to receive a noise signal that is a common component of electrical characteristics, and a noise filtering unit configured to filter noise from a first biological signal between first electrodes of a first unit measurer among the unit measurers, by using a second noise signal between second electrodes of a second unit measurer among the unit measurers. The biological signal corresponds to a difference between the electrical characteristics of electrodes of each of the unit measurers.

Abstract: A bioelectrode including a plate, a first electrode disposed on a first side of the plate, and a second electrode disposed on the first side of the plate and separate from the first electrode. The bioelectrode further includes a first guard portion disposed on a second side of the plate, a second guard portion disposed on the second side of the plate and separate from the first guard portion, and a preamplifier configured to output a voltage signal based on a biosignal measured between the first electrode and the second electrode.

Abstract: Provided is a biosignal measurement method and device that may measure a biosignal by connecting a simple electrode or a capacitive coupling active electrode to a biosignal processor to analyze the biosignal. The biosignal processor may change a frequency band in which the biosignal is to be filtered based on a type of the connected electrode. The biosignal measurement device includes a first signal connector capable of removably attaching to an electrode unit that is configured to sense a biosignal, wherein the first signal connector is configured to receive the biosignal from the electrode unit; a power supplier configured to supply power to the electrode unit in response to the power supplier being connected to the electrode unit; and a signal processor configured to process the biosignal received by the first signal connector.

Abstract: A method of correcting an error in a measured blood pressure includes measuring a blood pressure at a first site of a first body, calculating, using a processor, the error in the blood pressure measured at the first site of the first body based on a correlation between a shape of a sphygmogram measured at a first body part and a difference between a blood pressure measured at the first body part and a blood pressure measured at a second body part, where the correlation is predetermined using a statistical method based on a plurality of data from the blood pressure measured at the first body part and the blood pressure measured at the second body part, and correcting, using the processor, the blood pressure measured at the first site of the first body using the error calculated based on the correlation.

Abstract: A pressurizing apparatus includes a lower frame and an upper frame. A first end of the upper frame may be hinged to the lower frame at a rotation axis, and a second end of the upper frame may be rotated about the rotation axis by an actuator. A pressurizing unit may be combined to the upper frame in such a way that the pressurizing unit is rotatable relative to the upper frame. When the actuator rotates the second end of the upper frame, the pressurizing unit pressurizes an object to be pressurized.

Abstract: An electrode for measuring a bio potential includes a conductive adhesive having one side configured to have at least two metal electrodes attached thereto while the electrode is being used, and another side configured to be attached to a living body while the electrode is being used, the conductive adhesive having a predetermined area and a predetermined thickness; and a supporting element configured to support the conductive adhesive while the conductive adhesive is attached to the living body; wherein an impedance is formed between the at least two metal electrodes while the at least two metal electrodes are attached to the side of the conductive adhesive, the impedance depending on a thickness of the conductive adhesive and having a value that prevents the at least two metal electrodes from being shorted together.

Abstract: A method, medium, and apparatus extracting avatar parameters using an avatar transformation algorithm from health state information measured from a user and generating an avatar using the extracted parameters. In the apparatus, a state analysis unit receives at least one among a bio-signal and questionary information of a user and outputs health state information, a parameter extraction unit extracts parameters defining an avatar image, and an avatar generation unit generates the avatar image using the parameters. By providing the method, medium, and apparatus, it is possible to provide a user with a convenience in recognizing his health state by generating an avatar image describing the user's future health state as well as the user's current health state. Further, it is possible to induce a user to manage his health constantly by maintaining a user's with the avatar image change.

Abstract: A health care apparatus and method are provided. The apparatus includes: a motion sensing unit; a bio-electric potential sensing unit sensing an electric potential signal of the health examinee corresponding to the sensed result; and an analysis unit analyzing the sensed result. By recognizing a current motion of the examinee and sensing an electric potential signal corresponding to the recognized current motion from the examinee, a more reliable health index of the examinee can be calculated. Even when information on the current motion of the health examinee is not given, the current motion can be recognized by the apparatus and method. Furthermore, since the health examinee is notified of the calculated health index in real time, the health examinee can be informed immediately if the physical condition is in an emergency state. As a result, the examinee can respond quickly to the emergency situation.

Abstract: Disclosed are a biosignal measurement device and a capacitively-coupled active electrode. The capacitively-coupled active electrode includes an electrode face configured to form capacitive coupling with a subject in a non-contact manner to detect a biosignal, and a pre-amplifier disposed on a rear side of the electrode face and embedded in a porous insulator.