Samsung Electronics Co., Ltd.

Hyundai Motor Company

Byungkyu Lee

Jinmyoung Kim

Duhyun Lee

Seokwhan Chung

Seogwoo Hong

Dongkyun Kim

Jaechul Park

Yooseong Yang

Byonggwon Song

Jingu Heo

Hyoseok Hwang

Daekun Yoon

Sunil Kim

Seungjun Lee

Jangwoo You

Choongho Rhee

Kyuhong Kim

Yongseop Yoon

Dongwook Lee

Changkyu Choi

Yonghwa Park

Yongjoo Kwon

Changbum Lee

Namjoon Kim

Myounghoon Jung

Hyuck Choo

Provided are a long-wave infrared sensor and an electronic device including the same. The long-wave infrared sensor and the electronic device including the same include a pixel array including a plurality of pixels, an optical absorber layer arranged on the pixel array, and a drive circuit configured to drive the pixel array, wherein each of the plurality of pixels for a long-wave infrared sensor includes a lower electrode and an upper electrode which are arranged apart from each other, and a plurality of magnetic tunnel junction devices arranged regularly between the lower electrode and the upper electrode and electrically connected to each other in parallel, and the plurality of magnetic tunnel junction devices are arranged apart from each other with an empty space therebetween.

Long-wave infrared sensor and electronic device including the same

A long wavelength infrared sensor includes a first magnetoresistive unit; a second magnetoresistive unit; and a light absorption layer that absorbs light and emits heat, wherein the first magnetoresistive unit includes a first magnetoresistive element and a second magnetoresistive element electrically connected to each other, the second magnetoresistive unit includes a third magnetoresistive element and a fourth magnetoresistive element electrically connected to each other, the first and third magnetoresistive elements each have an antiparallel state of magnetization direction, the second and fourth magnetoresistive elements each have a parallel state of magnetization direction, and the first magnetoresistive element is electrically connected to the third magnetoresistive element by way of the second magnetoresistive element.

Long wavelength infrared sensor and electronic device including the same

A window assembly includes a transparent window layer and a first coded mask layer provided on a first surface of the window layer, the first coded mask layer having a first shape configured to change a first property of light passing through the window assembly. The first coded mask layer may include a meta-surface including a phase modulation meta-pattern. The meta-surface may further include an amplitude modulation meta-pattern. A second coded mask layer having a second shape configured to change a second property of the light passing through the window assembly may further be provided on a second surface of the window layer.

Window assemblies, imaging system including the same, method of manufacturing the imaging system, and electronic apparatus including the imaging system

Provided is a long-wave infrared (LWIR) sensor including a substrate, a magnetic resistance device on the substrate, and an LWIR absorption layer on the magnetic resistance device, wherein a resistance of the magnetic resistance device changes based on temperature, and wherein the LWIR absorption layer is configured to absorb LWIR rays and generate heat.

A fingerprint sensor and a method of manufacturing the same are provided. The fingerprint sensor includes an active region including driving electrodes and sensing electrodes crossing the driving electrodes, tracer regions connected respectively to the driving electrodes and the sensing electrodes, and shield layers disposed respectively on the tracer regions.

Fingerprint sensor and method of manufacturing the same

A touch sensor includes a plurality of first electrodes, a plurality of second electrodes, and a capacitance measurer configured to measure mutual capacitances between the plurality of first electrodes and the plurality of second electrodes. Each of the first electrodes includes a plurality of loop patterns.

Touch sensor and electronic device including the touch sensor

Provided are a biometric image processing method and an apparatus including the same. The biometric image processing method includes acquiring a biometric image from a biometric sensor, evaluating image quality of the biometric image by calculating an evaluation score with respect to each of a plurality of evaluation items corresponding to the biometric image, determining at least one of an improvement algorithm corresponding to an evaluation result and a weight of the improvement algorithm by using an image quality improvement table including an improvement degree of image quality, and correcting the biometric image according to the at least one of the improvement algorithm and determined weight of the improvement algorithm.

Method of processing biometric image and apparatus including the same

A pressure recognition apparatus is provided and includes a fingerprint sensor including a touch surface touchable by a user, the fingerprint sensor being configured to sense a fingerprint of the user input to the touch surface; and a processor configured to determine an intensity of a pressure applied to the touch surface from fingerprint information sensed by the fingerprint sensor.

Apparatus for recognizing pressure and electronic apparatus including the same

Provided is a method of evaluating performance of a bio-sensor. The method may include obtaining an input bio-image by using the bio-sensor that is to be evaluated; obtaining a sample database including information of M reference bio-images, where M is a natural number; and calculating a quality score of the input bio-image based on the input bio-image and the information in the sample database. The quality score may provide an objective and quantitative score for evaluating a bio-image.

Method of evaluating performance of bio-sensor, authentication method using bio-image, and electronic apparatus adopting the authentication method

Provided are fingerprint/touch sensors and electronic devices including the same. A fingerprint/touch sensor includes: a touch pad; a touch sensing element including a plurality of first touch sensing lines extending in a row direction and a plurality of second touch sensing lines extending in a column direction, different from the row direction, and intersecting the first touch sensing lines, the touch sensing element forming a touch region on the touch pad; a fingerprint sensing element including a plurality of first fingerprint sensing lines extending in the row direction and a plurality of second fingerprint sensing lines extending in the column direction and intersecting the first fingerprint sensing lines, the fingerprint sensing element forming a fingerprint sensing region on the touch pad; a routing unit configured to route signals generated from the touch sensing element and the fingerprint sensing element; and an integrated circuit configured to sense a touch or a fingerprint by processing the signals transmitted from the routing unit.

Fingerprint/touch sensor and electronic apparatus including the same

Provided are a method of recognizing a fingerprint and a device including the same. The method of recognizing a fingerprint includes obtaining a fingerprint image from a fingerprint sensor, determining whether a pixel in the fingerprint image is defective based on a dispersion value of the pixel with respect to time, in response to determining that the pixel is defective, generating an interpolated pixel value of the pixel by performing interpolation on a first pixel value of the pixel based on a second pixel value of another pixel different from the pixel, and correcting the fingerprint image based on the interpolated pixel value.

Method of recognizing fingerprint and electronic device including the same

A touch screen device includes a touch pad including driving lines and sensing lines intersecting the driving lines, a driver configured to apply a driving signal to the driving lines, a signal output collector configured to receive a touch signal from the sensing lines, and a controller configured to control the driver and the signal output collector. The controller is further configured to control the driver to perform primary scanning to sequentially apply the driving signal to first driving lines disposed at predetermined intervals, among the driving lines, determine a scanning region, based on a first driving line where a touch is sensed among the first driving lines to which the driving signal is applied, and control the driver to perform secondary scanning to sequentially apply the driving signal to second driving lines included in the determined scanning region, among the driving lines.

Combined fingerprint recognition touch screen device, method of driving the touch screen device, and electronic device including the touch screen device

A light modulator may include: a light modulating unit formed as a pixel-array type by using a PIN diode including multiple quantum wells including a Group-III nitride semiconductor material, and configured to modulate light by electroabsorption; and/or a control unit including a transistor configured to control voltage applied to the PIN diode of the light modulating unit. The PIN diode and the transistor may be arrayed in an active matrix form.

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Seoul, South Korea

Byungkyu Lee