Samsung Electronics Co., Ltd.

Changmok Choi

Ui Kun Kwon

Seungkeun Yoon

Jaechun Lee

Chang Soon Park

Sang Joon Kim

Jongwook Lee

Sang-joon Kim

Ha-Neul Lee

A method and apparatus for processing a biosignal is disclosed. The apparatus may extract reference points from a waveform of a biosignal, determine a pulse direction of the biosignal based on the extracted reference points, and determine a feature point of the biosignal based on a feature point determining method corresponding to the determined pulse direction of the biosignal.

Biosignal processing method and apparatus

An exercise feedback provision apparatus includes an acquirer configured to acquire exercise intensity information including either one or both of user biometric information and user movement information, and a controller configured to verify whether the exercise intensity information is in a predetermined range, and generate a control signal based on a result of the verifying. The apparatus further includes a feedback provider configured to output a tactile feedback based on a pattern corresponding to the control signal.

Exercise feedback provision apparatus and method

A signal processing method, a signal filtering apparatus, and a signal processing apparatus are provided. An input signal may be input into a filter having a passband, a superfluous signal of the passband may be output from the filter, and a target signal may be obtained by subtracting the superfluous signal from the input signal.

Signal filtering and signal processing apparatus and method

A biosignal processing apparatus includes a communication interface configured to receive a biosignal, and a processor configured to set a target interval of the biosignal, calculate a quality metric corresponding to the target interval based on a target component that is a frequency component of the target interval corresponding to a set value and a non-target component that is a frequency component of the target interval not corresponding to the set value, and estimate a quality of the biosignal based on the quality metric.

Biosignal processing apparatus and method

A electronic device, a system including the wearable electronic device, and an operating method of the wearable electronic device are disclosed. The electronic device includes a biosensor configured to sense bioinformation on a body of a user wearing the electronic device. The electronic device also includes a controller configured to determine a state of the user based on the bioinformation and surrounding environment information of a surrounding environment of the user, and control a change in a function of the electronic device based on the state of the user.

Wearable device adaptively controllable based on bioinformation, system including the same, and operating method thereof

A method of processing a biosignal includes estimating a time period from a time-domain biosignal, converting a biosignal corresponding to a time interval based on the time period to a frequency-domain signal, performing signal processing to remove a distortion component from the frequency-domain signal, and converting a processed frequency-domain signal obtained through the signal processing to a time-domain signal.

Method and apparatus for processing biosignal

A signal feature extracting method and apparatus is disclosed. The signal feature extracting apparatus estimates element signals forming an input signal using a signal model to be determined by parameters, and extracts signal features using the estimated element signals. The method of extracting a signal feature including estimating element signals from an input signal, and extracting a signal feature using the estimated element signals, wherein the estimating of the element signals comprises estimating a first element signal of the input signal, and estimating a second element signal based on a waveform of a first intermediate signal, the first intermediate signal being a signal derived from the first element signal eliminated from the input signal.

Signal feature extracting method and apparatus

A security apparatus includes an encryptor configured to visually encrypt a target object, and a decryptor configured to decrypt an area corresponding to a decryption gesture in the encrypted target object, during a predetermined period of time.

Growing community of inventors

Yongin-si, South Korea

Changmok Choi