Abstract:
A lens shading correction circuit includes a gain generator configured to generate a first gain value for each pixel of an input image in response to a gain generation parameter, and an adjustment circuit configured to receive the first gain value and first YUV data, and to adjust at least one of U and V values of the first YUV data using at least one of the first gain value and a Y value of the first YUV data
Abstract:
An electronic device and authentication processing method for operating the electronic device is provided. The authentication processing method includes transmitting to an external server credential information input in the electronic device through a user interface, receiving an authentication request of the credential information, processing the authentication request based on the credential information stored in the electronic device, or determining whether to transmit the authentication request through the communication module based on the credential information stored in the external server.
Abstract:
An external power control method includes determining whether to apply a second external voltage to a first node according to a drop of a first external voltage; generating a flag signal according to a drop of the second external voltage when the second external voltage is applied to the first node; transferring a voltage of the first node to a second node in response to the flag signal; and discharging at least one voltage of an internal circuit connected to the second node in response to the flag signal.
Abstract:
A lens shading correction circuit includes a gain generator configured to generate a first gain value for each pixel of an input image in response to a gain generation parameter, and an adjustment circuit configured to receive the first gain value and first YUV data, and to adjust at least one of U and V values of the first YUV data using at least one of the first gain value and a Y value of the first YUV data
Abstract:
An optical test system includes a stage region to accommodate an object to be tested, a first incident optical system which changes a first polarization state of a first light beam to a second polarization state and provide the first light beam in the second polarization state to the stage region in a first direction at a first incident angle which is not a right angle, a second incident optical system which changes a third polarization state of a second light beam to a fourth polarization state and inputs the second light beam in the fourth polarization state to the stage region in a second direction at a second incident angle which is not a right angle, and a main optical system to detect a first reflected light beam reflected from the stage region at a first reflection angle different from the first and second incident.
Abstract:
An air conditioner and a method for controlling the same are disclosed. The air conditioner includes a compressor; an indoor fan configured to blow an indoor air; and a controller configured to change and control a revolutions per minute (RPM) of the indoor fan to a predetermined time when the compressor is off.
Abstract:
The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). Disclosed is an apparatus for performing an iteration decoding scheme for a Low Density Parity Check (LDPC) code. The apparatus includes a receiver configured to receive an encoded signal based on a parity matrix set for a plurality of variable nodes including a first variable node with a first degree and a second variable node with a second degree. The apparatus further includes a processor configured to determine at least one variable node based on a first threshold determined according to the first degree and a second threshold determined according to the second degree among the plurality of variable nodes and to generate decoded data from the signal based on the at least one determined variable node.
Abstract:
A spectroscopic analysis method having improved accuracy and correlation, a method for fabricating a semiconductor device using the same, and a substrate process system using the same are provided. The spectroscopic analysis method includes receiving plasma light emitted from plasma to generate an emission spectrum, detecting n (here, n is a natural number of 2 or more) peak wavelengths from the emission spectrum, generating a plurality of correlation factor time series from correlation factors between the peak wavelengths, filtering the plurality of correlation factor time series, and analyzing the plasma, using the filtered correlation factor time series.
Abstract:
An electronic device and a method for commonly using the electronic device are provided. The electronic device includes a housing, a memory disposed in the housing, a communication circuit in communication with at least one external device, and a processor electrically connected to the memory and the communication circuit. The processor is configured to control for installing at least one application on the memory in response to a login request from a user, receiving a logout request from the user after the at least one application is installed, transmitting data associated with the at least one application to the at least one external device using the communication circuit in response to the logout request, and deleting at least a portion of the at least one application and the data associated with the at least one application from the memory.
Abstract:
A composite for sensing heat or infrared light includes a block copolymer including a first structural group represented by Chemical Formula 1, a second structural group represented by Chemical Formula 2, and a third structural group represented by Chemical Formula 3; and a polyvalent metal ion that is coordinated with a side chain group of the block copolymer.