Abstract: Disclosed herein are a method and apparatus for converting a credential data schema.

Abstract: Disclosed herein is a method for user-centered visitor access management, which may include issuing, by a management office server, a digital certificate to a householder terminal; registering, by a wall-pad, a householder in response to a request to register the householder based on the digital certificate; requesting, by the householder terminal, the management office server to register a visitor based on a visit request from a visitor terminal and delegating the digital certificate to the visitor terminal; making an entry request to a management terminal based on the digital certificate; verifying, by the wall-pad, the digital certificate based on a request for verification for entry from a wall-pad management terminal and providing a verification result to the wall-pad management terminal when the management terminal is the wall-pad management terminal; and managing and controlling, by the wall-pad, permission to use home devices based on delegated permission information of the digital certificate.

Abstract: Disclosed herein is an earphone module having a speaker capable of reproducing both high- and low-pitched sounds. In an earphone module according to the present invention, two coils and terminal members configured to be electrically connected to the two coils are provided, the two coils and the terminal members are assembled by electrically connecting the two coils and the terminal members to each other, and then the terminal members are connected to an external input circuit through the exposure window of a housing. Accordingly, the manufacturing operation is facilitated and the defect rate is reduced, so that the mass productivity is improved.

Abstract: A display device includes a display panel, a first memory, and a degradation compensator. The first memory device stores stress data including degradation values representing a degradation degree of each of the blocks in the display panel. The degradation compensator loads the stress data from the first memory device, updates the stress data based on current input data and a maximum degradation value, updates the maximum degradation value based on degradation values included in the updated stress data, and generate compensated data by compensating for the current input data based on the updated stress data. The degradation compensator determines whether a first degradation value included in the stress data is normal by comparing the first degradation value with the maximum degradation value, and updates the first degradation value based on at least one adjacent degradation value adjacent to the first degradation value, when the first degradation value is abnormal.

Abstract: An optical assembly includes: a camera module; at least one actuator configured to move the camera module; and a connection substrate having one end connected to the camera module such that at least a portion of the connection substrate is configured to move along with movement of the camera module. The connection substrate includes a rigidity reduction portion reducing rigidity of the connection substrate in a portion of the substrate in which distortion or warpage occurs according to the movement of the camera module.

Abstract: Provided is a single-photon avalanche diode (SPAD) structure. More particularly, provided is a SPAD structure having an isolation structure for electrical and/or physical separation between a pixel area and a logic area.

Abstract: A driving method of a display device including a power source which supplies a power voltage to a power base line, and pixels connected to power branch lines commonly connected to the power base line, includes calculating a first scale factor based on input grayscales received during a first frame period; calculating first output grayscales by applying the first scale factor to first input grayscales received during a second frame period, where the second frame period is a frame period immediately next to the first frame period; displaying an image by at least a part of the pixels based on the first output grayscales; and providing a first current limiting signal to the power source and calculating a second scale factor smaller than the first scale factor when a current of the power base line exceeds a reference value.

Abstract: A fluid treatment apparatus including a photocatalyst filter having a first surface and a second surface, a light source unit spaced apart from the photocatalyst filter to provide light to the first surface, a housing including an inlet, an outlet, and a flow path formed between the photocatalyst filter and the light source, and a guide member disposed at one side of the housing and including at least one slat to guide a movement direction of a fluid, in which the slat is inclined at least in a direction closer to the first surface of the photocatalyst filter along an advancing direction of the flow path when an air flow rate of the fluid has a first value, and in a direction away from the first surface of the photocatalyst filter along the advancing direction when the air flow rate of the fluid is greater than the first value.

Abstract: A display device includes a display panel, a first memory, and a degradation compensator. The first memory device stores stress data including degradation values representing a degradation degree of each of the blocks in the display panel. The degradation compensator loads the stress data from the first memory device, updates the stress data based on current input data and a maximum degradation value, updates the maximum degradation value based on degradation values included in the updated stress data, and generate compensated data by compensating for the current input data based on the updated stress data. The degradation compensator determines whether a first degradation value included in the stress data is normal by comparing the first degradation value with the maximum degradation value, and updates the first degradation value based on at least one adjacent degradation value adjacent to the first degradation value, when the first degradation value is abnormal.

Abstract: A detector has an internal sensing space, and includes a light source unit for emitting light into the sensing space, a reflector for reflecting the light, a sample supply for providing a sample into a path of the light, a first sensor unit for sensing the light reflected by the reflector, and a second sensor unit for sensing at least one of scattered light and fluorescence by the sample. The light source and the first and second sensor units are arranged in the sensing space.

Abstract: A display device according to an embodiment includes a display panel including a plurality of pixels, and an image sticking compensator configured to generate a second image data by reflecting an age data accumulated in a first image data input from an external source. The image sticking compensator generates the age data by accumulating a deterioration data generated by reflecting a frequency weight corresponding to a determined frequency of a previous frame to an image data of the previous frame after the image data of the previous frame is stored.

Abstract: A driving method of a display device including a power source which supplies a power voltage to a power base line, and pixels connected to power branch lines commonly connected to the power base line, includes calculating a first scale factor based on input grayscales received during a first frame period; calculating first output grayscales by applying the first scale factor to first input grayscales received during a second frame period, where the second frame period is a frame period immediately next to the first frame period; displaying an image by at least a part of the pixels based on the first output grayscales; and providing a first current limiting signal to the power source and calculating a second scale factor smaller than the first scale factor when a current of the power base line exceeds a reference value.

Abstract: A display device includes a display panel, a first memory, and a degradation compensator. The first memory device stores stress data including degradation values representing a degradation degree of each of the blocks in the display panel. The degradation compensator loads the stress data from the first memory device, updates the stress data based on current input data and a maximum degradation value, updates the maximum degradation value based on degradation values included in the updated stress data, and generate compensated data by compensating for the current input data based on the updated stress data. The degradation compensator determines whether a first degradation value included in the stress data is normal by comparing the first degradation value with the maximum degradation value, and updates the first degradation value based on at least one adjacent degradation value adjacent to the first degradation value, when the first degradation value is abnormal.

Abstract: A backside illuminated image sensor includes a substrate having a frontside surface, a backside surface and a recess formed in a backside surface portion thereof, pixel regions disposed in the substrate, an insulating layer disposed on the frontside surface of the substrate, a bonding pad disposed on a frontside surface of the insulating layer, and a second bonding pad disposed in the recess and electrically connected with the bonding pad.

Abstract: A force sensing device includes a support member including: a sensor support portion to which a force sensor is coupled on one surface of the support member; and a frame coupling portion extending from the sensor support portion. The force sensing device further includes: a frame disposed to face another surface of the support member, and disposed to be spaced apart from the support member; and at least one spacing member disposed between the support member and the frame, and spacing the support member apart from the frame. The force sensor is not disposed in the frame coupling portion. The spacing member is disposed between the frame coupling portion and the frame.

Abstract: A backside illuminated image sensor includes a substrate having a frontside surface, a backside surface and a recess formed in a backside surface portion thereof, pixel regions disposed in the substrate, an insulating layer disposed on the frontside surface of the substrate, a bonding pad disposed on a frontside surface of the insulating layer, an anti-reflective layer disposed on the backside surface of the substrate, and a second bonding pad disposed in the recess and electrically connected with the bonding pad. The anti-reflective layer includes a metal oxide layer disposed on the backside surface of the substrate, a first silicon insulating layer disposed on the metal oxide layer, and a second silicon insulating layer disposed on the first silicon insulating layer. The second silicon insulating layer includes a first portion disposed on an inner side surface of the recess and a second portion disposed on a bottom surface of the recess.

Abstract: A display device according to an embodiment includes a display panel including a plurality of pixels, and an image sticking compensator configured to generate a second image data by reflecting an age data accumulated in a first image data input from an external source. The image sticking compensator generates the age data by accumulating a deterioration data generated by reflecting a frequency weight corresponding to a determined frequency of a previous frame to an image data of the previous frame after the image data of the previous frame is stored.

Abstract: A display device and a method of driving the same are described. The display device includes: an over driver to overdrive current frame data included in input image data to output overdriving frame data; a data driver to generate a data signal for the current frame data based on the overdriving frame data; and a display panel including a plurality of pixels to receive the data signal, the over driver may calculate a temporal change rate or a spatial change rate of the input image data, and output the overdriving frame data utilizing a reference formula having a first main parameter determined according to the calculated result. Therefore, overdriving may be performed dynamically according to the spatial change rate or the temporal change rate of the input image data.

Abstract: A display device includes a display panel, a first memory, and a degradation compensator. The first memory device stores stress data including degradation values representing a degradation degree of each of the blocks in the display panel. The degradation compensator loads the stress data from the first memory device, updates the stress data based on current input data and a maximum degradation value, updates the maximum degradation value based on degradation values included in the updated stress data, and generate compensated data by compensating for the current input data based on the updated stress data. The degradation compensator determines whether a first degradation value included in the stress data is normal by comparing the first degradation value with the maximum degradation value, and updates the first degradation value based on at least one adjacent degradation value adjacent to the first degradation value, when the first degradation value is abnormal.