Abstract: A device and method for monitoring a user's health state by continuously measuring data on triglycerides of the user and a device for managing the user's health state are disclosed. According to an embodiment, a user health state monitoring device includes a measurement unit configured to continuously measure a triglyceride concentration level of the user for a predetermined period; an analysis unit configured to analyze a graph showing the triglyceride concentration level to acquire analytical information; and a monitoring unit configured to monitor the user's health state based on the acquired analytical information.

Abstract: A photodetector selection apparatus and method and a scattering coefficient measurement apparatus and method are provided. The photodetector selection apparatus for measuring a scattering coefficient may include: a light source configured to emit light to a subject; a photodetector array configured to detect the light that is reflected or scattered from the subject and measure a light intensity of the detected light; and a processor configured to select at least one photodetector from a plurality of photodetectors of the photodetector array, based on a change in the measured light intensity of each of the plurality of photodetectors according to a change in a scattering coefficient of the subject, and determine the scattering coefficient of the subject based on the light intensity that is measured by the selected at least one photodetector.

Abstract: An apparatus for estimating a substance in blood in a noninvasive manner is provided. The apparatus includes a light source configured to emit light to skin of a user; a plurality of detectors which are disposed at different distances from the light source and configured to detect light signals from the light returning from the skin; and a processor configured to determine a similarity between at least two light signals among the detected light signals and estimate the substance in blood based on the similarity.

Abstract: An apparatus configured to estimate biometric information includes a sensor configured to measure a light signal reflected from a subject and a temperature of the subject, and a processor configured to perform temperature correction on the light signal reflected from the subject based on the temperature of the subject using a light signal-temperature relationship between the light signal reflected from the subject and the temperature of the subject to thereby obtain a temperature-corrected light signal, and estimate the biometric information of the subject based on the temperature-corrected light signal.

Abstract: A biological component measuring apparatus may include: a first light source configured to emit a first light of a first wavelength range onto an object; a second light source configured to emit a second light of a second wavelength range onto the object, the second wavelength range being different from the first wavelength range; a detector configured to detect the first light and the second light which are scattered from the object; and a processor configured to determine a scattering coefficient based on the detected first light, obtain blood vessel depth information based on the detected second light, and measure a biological component by correcting the scattering coefficient based on the blood vessel depth information.

Abstract: An apparatus for non-invasively measuring bio-information is provided. The apparatus includes a plurality of light sources configured to emit light to a first region and a second region of an object, a detector configured to detect a first scattered light signal from the first region and a second scattered light signal from the second region and output a first electrical signal corresponding to the first scattered light signal and a second electrical signal corresponding to the second scattered light signal, and a processor configured to correct the first electrical signal based on the second electrical signal and measure bio-information based on a correction result.

Abstract: A biological component estimation apparatus according to an aspect of the present invention includes: a light detector array including a plurality of light detectors; a plurality of light sources disposed on both ends of the light detector array; and a processor configured to calculate a blood vessel alignment index, which indicates a degree of alignment of the biological component estimation apparatus with respect to blood vessels, by using an intensity of a first light that is measured by the plurality of light detectors after the first light is emitted to a user's skin from a first light source disposed on one end of the light detector array among the plurality of light sources, and an intensity of a second light that is measured by the plurality of light detectors after the second light is emitted to the user's skin from a second light source disposed on the other end of the light detector array among the plurality of light sources.

Abstract: A bio-information processing apparatus includes: an in vivo material measurer which measures an in vivo material of a user; and a processor which extracts a pattern of change of the in vivo material of the user based on a measurement result of the in vivo material, compares the extracted pattern of change of the in vivo material with a biological rhythm reference model, and determines whether biological rhythms of the user are disrupted based on a result of the comparison.

Abstract: A photodetector selection apparatus and method and a scattering coefficient measurement apparatus and method are provided. The photodetector selection apparatus for measuring a scattering coefficient may include: a light source configured to emit light to a subject; a photodetector array configured to detect the light that is reflected or scattered from the subject and measure a light intensity of the detected light; and a processor configured to select at least one photodetector from a plurality of photodetectors of the photodetector array, based on a change in the measured light intensity of each of the plurality of photodetectors according to a change in a scattering coefficient of the subject, and determine the scattering coefficient of the subject based on the light intensity that is measured by the selected at least one photodetector.

Abstract: A nanoparticle including a hydrophobic active ingredient and a polypeptide, as well as a liposome including the nanoparticle and methods of making and using the nanoparticle.

Abstract: An apparatus configured to estimate biometric information includes a sensor configured to measure a light signal reflected from a subject and a temperature of the subject, and a processor configured to perform temperature correction on the light signal reflected from the subject based on the temperature of the subject using a light signal-temperature relationship between the light signal reflected from the subject and the temperature of the subject to thereby obtain a temperature-corrected light signal, and estimate the biometric information of the subject based on the temperature-corrected light signal.

Abstract: An apparatus for measuring a biological component includes: light sources configured to emit light that irradiates a target object; one or more detectors configured to receive light from the target object that is irradiated by the light emitted by the light sources and to detect light signals corresponding to the light received from the target object; and a processor configured to determine an optimal light source for measuring a biological component, from among the light sources, based on the light signals detected by the one or more detectors and to measure a biological component of the target object using the optimal light source.

Abstract: An apparatus for estimating a substance in blood in a noninvasive manner is provided. The apparatus includes a light source configured to emit light to skin of a user; a plurality of detectors which are disposed at different distances from the light source and configured to detect light signals from the light returning from the skin; and a processor configured to determine a similarity between at least two light signals among the detected light signals and estimate the substance in blood based on the similarity.

Abstract: A device and method for monitoring a user's health state by continuously measuring data on triglycerides of the user and a device for managing the user's health state are disclosed. According to an embodiment, a user health state monitoring device includes a measurement unit configured to continuously measure a triglyceride concentration level of the user for a predetermined period; an analysis unit configured to analyze a graph showing the triglyceride concentration level to acquire analytical information; and a monitoring unit configured to monitor the user's health state based on the acquired analytical information.

Abstract: An apparatus for estimating a blood component level, such as a blood neutral fat level or blood sugar level, is provided.

Abstract: A liposome comprising a lipid bilayer encapsulating a complex containing a hydrophobic active ingredient and a polypeptide, a pharmaceutical composition including the liposome, and a method of delivering an active ingredient to a target site in the body of a subject.

Abstract: A nanoparticle including a hydrophobic active ingredient and a polypeptide, as well as a liposome including the nanoparticle and methods of making and using the nanoparticle.

Abstract: A liposome comprising a lipid bilayer encapsulating a complex containing a hydrophobic active ingredient and a polypeptide, a pharmaceutical composition including the liposome, and a method of delivering an active ingredient to a target site in the body of a subject.