Abstract: An apparatus for providing skin care information, the apparatus including: an electrode unit supplying a voltage to a user's skin and detecting a current signal in the user's skin; a measurement control unit measuring the user's skin moisture content and sweat gland activity by using the detected current signal; a data calculation unit deriving skin moisture content information by using the skin moisture content and the sweat gland activity, and generating skin care information corresponding to the skin moisture content information; and an information provider providing the user with the generated skin care information is provided.

Abstract: An apparatus noninvasively measures blood sugar concentration. The apparatus includes: a tissue modulation unit applying a pressure to a tissue; a hemoglobin (Hb) concentration measurement unit analyzing an amount of absorption of electromagnetic waves on a first portion of the tissue before and after the applying of the pressure by the tissue modulation unit, and measuring Hb concentration of the tissue; and a photoacoustic module unit analyzing photoacoustic signals to measure blood sugar concentration, and correcting the measured blood sugar concentration based on the measured Hb concentration to output a final blood sugar level, the photoacoustic signals being created from the tissue by emitting a pulse laser ray towards a second portion of the tissue before and after the applying of the pressure by the tissue modulation unit.

Abstract: A biosignal measurement apparatus including: a bracelet membrane to wear around a user's wrist; a fixing supporter to install in a first side portion of the bracelet membrane and to support a first side portion of the wrist; a moving supporter to install in a second side portion of the bracelet membrane, to move towards the fixing supporter, and closely to attach to a second side portion of the wrist; and an information control unit to calculate a distance between the first side portion of the wrist and the second side portion of the wrist by detecting a movement distance of the moving supporter, and to calculate a displacement of the radial artery of the wrist by using a predetermined constant and the calculated distance between the first side portion of the wrist and the second side portion of the wrist.

Abstract: A peak detecting method is provided. The peak detecting method includes receiving a biological signal that represents an electrical characteristic difference between electrodes attached to a patient, receiving an activity signal that represents an amount of activity of the patient from an activity sensor detecting activity of the patient, detecting at least one of a plurality of peaks in the input biological signal on the basis of the activity signal, and outputting information regarding the detected peak.

Abstract: A method of determining optimal parameters for measuring biological signals of a real body by using a virtual body model modeling a virtual body simulating the real body includes generating a plurality of virtual biological signals of the virtual body using the virtual body model by changing parameters that determine characteristics of the virtual biological signals; selecting at least one of the virtual biological signals based on a characteristic of one of the biological signals of the real body; and outputting at least one parameter used to generate the selected at least one virtual biological signal as at least one optimal parameter for measuring the one biological signal of the real body.

Abstract: An apparatus for measuring skin moisture content in a user's skin is provided. The apparatus may include a signal supplier to generate an out-of-phase signal from a voltage signal obtained from the user's skin and an in-phase signal from the voltage signal, a susceptance measurement unit to measure the susceptance of the voltage signal by synchronizing the voltage signal and the out-of-phase signal received from the signal supplier, a conductance measurement unit to measure the conductance of the voltage signal by synchronizing the voltage signal and the in-phase signal, and an output unit to output sweat gland activity information of the user based on the measured conductance and skin moisture content information of the user based on the measured susceptance.

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 biosignal measurement device includes an electrode and a signal processing member. The electrode includes an insulation sheet having a hole, a device contact portion provided on the top surface of the insulation sheet and a body contact portion provided on the bottom surface of the insulation sheet, the device contact portion and the body contact portion electrically connected to each other via the hole. The signal processing member includes an externally exposed terminal to make surface contact with the device contact portion, an analog signal processing unit, an A/D signal converter and a digital signal processing unit. Also, the device contact portion and the body contact portion are formed of a material which is both conductive and adhesive. Accordingly, the signal processing member may be directly attached. Noise may be reduced. Also, a biosignal may be accurately measured.

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 biosignal measurement device includes an electrode and a signal processing member. The electrode includes an insulation sheet having a hole, a device contact portion provided on the top surface of the insulation sheet and a body contact portion provided on the bottom surface of the insulation sheet, the device contact portion and the body contact portion electrically connected to each other via the hole. The signal processing member includes an externally exposed terminal to make surface contact with the device contact portion, an analog signal processing unit, an A/D signal converter and a digital signal processing unit. Also, the device contact portion and the body contact portion are formed of a material which is both conductive and adhesive. Accordingly, the signal processing member may be directly attached. Noise may be reduced. Also, a biosignal may be accurately measured.

Abstract: A body-temperature measuring device is provided. The device includes: a pad which is attachable to and detachable from a human body; a battery which is provided to the pad and includes a pair of battery terminals for supplying power; and a temperature sensing block which is attached to and detached from the pad and comprises units for contacting the human body to sense temperature and wirelessly transmitting a temperature sensing signal corresponding to the sensed temperature and a pair of connecting terminals which are electrically connected to the battery terminals only when attached to the pad, and a body-temperature measuring system including one or more of the body-temperature measuring devices and a receiver which receives the wirelessly transmitted temperature sensing signal, measures the temperature by using the received signal, and informs of a result of measuring the temperature.

Abstract: A method measuring a body fat by using a body fat measurement device including an optical detector and at least two light sources, the method including: detecting an optical signal which is scattered by a biological tissue by the optical detector, and measuring a first optical signal intensity and a second optical signal intensity; calculating a slope the first optical signal intensity and the second optical signal intensity by using a distance between a first light source unit and a second light source unit, and a difference between the first optical signal intensity and the second optical signal intensity, the first optical signal intensity corresponding to the first light source unit and the second optical signal intensity corresponding to the second light source unit; and measuring a thickness of body fat of the biological tissue from the calculated slope.

Abstract: A module for measuring physical attributes linked to includes a pad that is attachable or wearable to the body of a person; a signal sensing unit installed on the pad to sense at least one type of physical attributes signal that changes according to motions of the body; and a transmitting unit transmitting the physical attributes signal sensed by the signal sensing unit. A system including the module and a method of applying the module is also provided.

Abstract: A system for determining application of an adaptive filter includes a signal sensor to sense a detection signal; an adaptive filter to filter the sensed signal adaptively; and a module for determining application of an adaptive filter to analyze the sensed signal and the filtered signal and to determine application of the adaptive filter to the sensed signal based on the analyzed result.

Abstract: An apparatus, method and optical sensor module for body fat measurement includes at least one light source, a tilter to control an irradiation angle of the light source to radiate light from the light source into biological tissue at a predetermined angle, and an optical detector to detect an optical signal scattered from the biological tissue, and transform the scattered optical signal into an electric signal to acquire more accurate body fat information about a deep body fat layer.

Abstract: A bio signal measuring apparatus. The bio signal measuring apparatus includes an electrocardiogram measuring attached to the skin of a patient to measure an electrocardiogram signal of the patient. A heart sound sensor contacts the skin of the patient to measure a heart sound signal of the patient. A controlling unit obtains bio information including at least a heart rate from the electrocardiogram signal using the heart sound signal.

Abstract: An apparatus for attaching a biosignal measurement sensor to a subject including a housing having an open space at one side, an installation portion installed in the open space, on which the biosignal measurement sensor is installed, a plurality of detection electrodes installed at an open side of the housing to contact the subject, and arranged along a circumferential edge of the installation portion to form pairs of detection electrodes facing each other with respect to a center of arrangement, an actuator installed in the housing to rotate and linearly move the installation portion, and a circuit portion searching for the detection electrodes that provide optimal detection data based on a difference in signals between the pairs of detection electrodes, and driving the actuator to allow a pair of sensor electrodes provided at the biosignal measurement sensor to be arranged in the same direction as the searched detection electrodes.

Abstract: A blood vessel pressing cuff includes a strap surrounding a body part, a first actuator disposed on the strap and including a first shape memory alloy which changes to a first shape memorized in advance, at a temperature equal to or higher than a first temperature, and a second actuator disposed on the strap and including a second shape memory alloy which changes to a second shape memorized in advance, at a temperature equal to or higher than a second temperature that is different from the first temperature. If the first shape memory alloy changes to the first shape, pressure applied to the body part surrounded by the strap is increased. Even when the first shape memory alloy changes to the first shape, if the second shape memory alloy changes to the second shape, the pressure applied to the body part surrounded by the strap is reduced.

Abstract: A portable body fat measurement device, method and medium that can accurately measure body fat by using a small optical sensor having a comparatively small cross-section. The device includes a light source unit having at least two side-view light sources and a light guiding efficiency optical element to guide an optical signal generated from the at least two side-view light sources to a measuring point, an optical detection unit to detect a scattered optical signal, generated by a scattering of the optical signal irradiated to the measuring point, and to transform the scattered optical signal into an electrical signal; and an electrical signal calculation unit to calculate body fat information based on the electrical signal.