Abstract: Disclosed are a content box providing method and a user terminal. The method may comprise the steps of: displaying a link shared through a chat room in a chat application; when a selection for the link is received, displaying a screen of a content execution result corresponding to the link through an in-app browser of the chat application or an external browser distinct from the chat application; displaying a notification for a new chat message while the screen of the content execution result is being displayed through the in-app browser or the external browser; when a selection for the notification of the new chat message is received, switching the screen of the content execution result to a screen of the chat room to which the new chat message received; and displaying a content box, which enables access to the content execution result, on the switched screen of the chat room.

Abstract: Disclosed is a novel piperidinedione compound of Formula 1 or a pharmaceutically acceptable salt thereof. Uses of the novel piperidinedione compound of Formula 1 or a pharmaceutically acceptable salt thereof as an anti-tumor agent or an immunomodulatory for treatment of CRBN protein-mediated diseases are disclosed. Also the compound or salt thereof can be used an E3 ligase binder in a PROTAC compound comprising a protein of interest ligand, a linker and an E3 ligase binder.

Abstract: A transmittance-variable device is provided in the present application. The present application provides a transmittance-variable device, which can be applied to various applications without causing problems such as a crosstalk phenomenon, a rainbow phenomenon or a mirroring phenomenon, while having excellent transmittance-variable characteristics.

Abstract: A sign visibility test system includes a virtual reality provision unit for providing a virtual driving environment to a driver, a unit for acquiring bio signal information and gaze information of the driver; and a unit for providing the driver with a questionnaire about an awareness level of a sign, and for receiving answers to the questionnaire from the driver. The virtual reality provision unit provides the driver with the virtual driving environment in which the sign that is a visibility test target is installed, and at a moment when the driver passes the sign in a virtual reality, the questionnaire is provided to the driver within a virtual reality environment, and awareness level information on the sign about which the driver answers the questionnaire is stored as annotation data in the bio signal information and the gaze information.

Abstract: A razor cartridge is disclosed herein. An embodiment of the present disclosure provides a razor cartridge configured to be coupled to a razor handle and used, the razor cartridge including: at least one shaving blade having a cutting edge; a blade housing configured to accommodate the at least one shaving blade so that the at least one shaving blade is placed in a longitudinal direction, the blade housing including a top side to which the cutting edge is directed and a bottom side facing the top side; a support structure coupled to one side of the blade housing; and at least one first living hinge configured to connect at least a portion of the blade housing to at least a portion of the support structure.

Abstract: A modeling method for designing a flow field of a fuel cell including a membrane electrode assembly including a catalyst layer and an electrolyte membrane, a gas diffusion layer, a flow field, and a bipolar plate includes modeling using a numerical model derived from a governing equation including a mass conservation equation of species, a fluid momentum in a porous media, and a modified Butler-Volmer's equation and outputting an oxygen diffusion characteristic in a catalyst layer from the modeling result.

Abstract: An anode active material for a lithium secondary battery is provided which includes a composite including: a silicon-based material including a lithium silicate; and a lithium-containing phosphate, wherein a peak intensity ratio B/A is 0.01 to 0.5, wherein A is a peak intensity at 2?=28.5°, and B is a peak intensity at 2?=22.3°, when an X-ray diffraction (XRD) analysis is performed using a Cu—K? ray.

Abstract: A ramp voltage generator includes: a ramping cell array including a plurality of ramping current cells; a calibration cell array including a plurality of calibration current cells; and a current-voltage converter suitable for converting a current supplied from activated ramping current cells among the ramping current cells and activated calibration current cells among the calibration current cells into a voltage to generate a ramp voltage.

Abstract: A ramp voltage generator includes: a ramping cell array including a plurality of ramping current cells; a calibration cell array including a plurality of calibration current cells; and a current-voltage converter suitable for converting a current supplied from activated ramping current cells among the ramping current cells and activated calibration current cells among the calibration current cells into a voltage to generate a ramp voltage.

Abstract: An image sensor comprises a pixel array including a plurality of pixels where a plurality of columns and a plurality of rows are arranged, a read-out circuit generating image data using pixel signals output from pixels corresponding to a row selected from among the plurality of rows, and a plurality of gain adjustment lines provided for every plurality of columns and adjusting gains of pixels of their respective corresponding columns.

Abstract: An image sensing device and an operating method thereof. The image sensing device includes a ramp signal generation circuit suitable for generating a ramp signal which corresponds to an analog gain, based on a main bias voltage, a cascode bias voltage and a plurality of ramp code signals, a bias voltage generation circuit suitable for generating the main bias voltage and the cascode bias voltage according to the analog gain, and a boost circuit suitable for boosting an output terminal of the cascode bias voltage according to the analog gain.

Abstract: A CMOS image sensor includes an active pixel array suitable for generating an active pixel signal, a dummy pixel array suitable for generating a dummy pixel signal, a row driver suitable for controlling the active pixel array and the dummy pixel array to simultaneously operate at a same column, and a correlated double sampling (CDS) array suitable for generating an active sampling signal and a dummy sampling signal, which are sampled from the active pixel signal and the dummy pixel signal by using a correlated double sampling, respectively, based on a first ramp signal and a second ramp signal, and comparing the active sampling signal with the dummy sampling signal.

Abstract: A CMOS image sensor includes an active pixel array suitable for generating an active pixel signal, a dummy pixel array suitable for generating a dummy pixel signal, a row driver suitable for controlling the active pixel array and the dummy pixel array to simultaneously operate at a same column, and a correlated double sampling (CDS) array suitable for generating an active sampling signal and a dummy sampling signal, which are sampled from the active pixel signal and the dummy pixel signal by using a correlated double sampling, respectively, based on a first ramp signal and a second ramp signal, and comparing the active sampling signal with the dummy sampling signal.

Abstract: An image sensor includes: a plurality of image pixels providing a reset signal and a data signal; a signal providing apparatus generating a ramp signal, and sequentially providing the reset signal, the data signal, and the ramp signal; and an analog-to-digital converting apparatus converting the data signal into a digital signal by using a first timing at which the amplitude of the ramp signal is changed based on the amplitude of the reset signal and a second timing at which the amplitude of the ramp signal is changed based on the amplitude of the data signal, wherein the reset signal used to generate the ramp signal and the data signal which has been converted into the data digital signal may be output from the same image pixel.

Abstract: An image sensor includes, inter alia: a first and second capacitors arranged serially between an input terminal and a first node, a first comparing unit connecting to a first reference signal and a connecting node of the first and second capacitors, and an output terminal connecting to the first node wherein the first comparing unit provides first or second preliminary ramp signals on the first node, first and second switches arranged between the first comparing unit and the first capacitor to selectively connect the first capacitor to a ground voltage or the input terminal, a third capacitor connecting to the second capacitor in parallel, a third switch selectively connecting the first node to the third capacitor, a first ramp signal output unit generating a first ramp signal with the first preliminary ramp signal provided, and a second ramp signal output unit generating a second ramp signal using the second preliminary ramp signal.

Abstract: An image sensing device includes, inter alia, a ramp signal generation unit generating a ramp signal that decreases during first and second periods for finding data values corresponding to a pixel signal and an offset value, respectively. The image sensing device also includes a comparison unit compares the pixel signal with the ramp signal during the first period, and compares the ramp signal with an internally generated offset value during the second period. A first counting unit is configured to perform a counting operation during the first period, and a second counting unit configured to latch a count value of the first counting unit as a data value in response to the result of the first comparison operation during the first period, perform a down-count operation from the latched data value in response to the result of the second comparison operation during the second period, and latch a counting result.

Abstract: An image sensor includes, inter alia: a first and second capacitors arranged serially between an input terminal and a first node, a first comparing unit connecting to a first reference signal and a connecting node of the first and second capacitors, and an output terminal connecting to the first node wherein the first comparing unit provides first or second preliminary ramp signals on the first node, first and second switches arranged between the first comparing unit and the first capacitor to selectively connect the first capacitor to a ground voltage or the input terminal, a third capacitor connecting to the second capacitor in parallel, a third switch selectively connecting the first node to the third capacitor, a first ramp signal output unit generating a first ramp signal with the first preliminary ramp signal provided, and a second ramp signal output unit generating a second ramp signal using the second preliminary ramp signal.

Abstract: An image sensing device includes, inter alia, a ramp signal generation unit generating a ramp signal that decreases during first and second periods for finding data values corresponding to a pixel signal and an offset value, respectively. The image sensing device also includes a comparison unit compares the pixel signal with the ramp signal during the first period, and compares the ramp signal with an internally generated offset value during the second period. A first counting unit is configured to perform a counting operation during the first period, and a second counting unit configured to latch a count value of the first counting unit as a data value in response to the result of the first comparison operation during the first period, perform a down-count operation from the latched data value in response to the result of the second comparison operation during the second period, and latch a counting result.

Abstract: A method and apparatus for transmitting a downlink reference signal in a wireless communication system supporting multiple antennas is disclosed. A method for transmitting Channel State Information-Reference Signals (CSI-RSs) for eight or less antenna ports includes selecting one of a plurality of CSI-RS Resource Element (RE) groups defined on a data region of a downlink subframe and mapping CSI-RSs for the eight or less antenna ports to the selected CSI-RS RE group, and transmitting the downlink subframe in which the CSI-RSs for the eight or less antenna ports are mapped. The plurality of CSI-RS RE groups is defined such that a transmission diversity RE pair for data transmitted on the downlink subframe is not broken.