Abstract: A camera device according to one embodiment of the present disclosure, comprises: a light output unit which outputs an output-light signal irradiated on an object; a lens unit which comprises an infrared (IR) filter and at least one lens arranged on the IR filter, and condenses an input-light signal reflected from the object; an image sensor which generates an electrical signal from the input-light signal condensed by the lens unit; a tilting unit which shifts the optical path of the input-light signal according to a predetermined rule; and an image control unit which acquires depth information of the object by using a phase difference between the output-light signal and the input-light signal received at the image sensor, wherein the image control unit acquires the depth information of the object by using data extracted during a plurality of periods during which the optical path of the input-light signal is repeatedly shifted according to the predetermined rule, and the image control unit corrects the differ

Abstract: A tactile display device including a nodule having variable stiffness under a surface to provide a near-real feeling of palpation for a physician. The device utilizes granular jamming technology using pneumatic actuation to control a nodule that maintains its shape while allowing the modulation in stiffness. The nodule includes two hemispheres, a contact portion and an actuation portion, forming a sphere. The contact portion and the actuation portion include different thicknesses and/or materials, while the dimensions of the dimensions of the nodule are maintained. As such, a physician can utilize the device to identify the difference between a normal lump and an affected lump even if the shape of each lump appears to be the same. With the tactile display device, due to the different levels of stiffness, a physician can detect the severity of the lump.

Abstract: Disclosed is an image sensor including a plurality of selection circuits each suitable for receiving two clock signals among an input clock signal and a plurality of delayed clock signals, and outputting, as each of a plurality of selection clock signals, one selection clock signal between the two clock signals on the basis of a control signal; and a plurality of buffer circuits suitable for generating the plurality of delayed clock signals on the basis of the plurality of selection clock signals outputted from the plurality of selection circuits.

Abstract: Disclosed is an image sensing device including a plurality of current cells whose total number to be used is adjusted based on a plurality of enable signals, and which are sequentially controlled based on a reset signal and a plurality of selection signals; a current-voltage conversion circuit suitable for converting a plurality of unit currents, which are supplied from current cells used among the plurality of current cells, into a ramp signal; and a first control circuit suitable for generating the plurality of enable signals based on a maximum conversion code value corresponding to a slope of the ramp signal.

Abstract: The present invention relates to a method of improving the quality of therapeutic cells by real-time glutathione monitoring.

Abstract: A method for an image-based eye disease diagnosis according to an embodiment includes receiving a fundus image, determining whether the fundus image is a deep diagnosis target using a deep diagnosis target classification model, and determining whether the fundus image has a disease through a preset deep diagnosis process when a result of the determination shows that the fundus image is the deep diagnosis target, or determining whether the fundus image has a disease by applying the fundus image to a general diagnosis model when the result of the determination shows that the fundus image is not the deep diagnosis target.

Abstract: A camera module including a lighting unit configured to output an incident light signal to be emitted to an object, a lens unit configured to concentrate a reflected light signal reflected from the object, an image sensor unit configured to generate electric signals from the reflected light signal concentrated by the lens unit, a tilting unit configured to shift an optical path of at least one of the incident light signal and the reflected light signal for each image frame in units of subpixels of the image sensor unit, and an image control unit configured to extract depth information of the object using a phase difference between the incident light signal and the reflected light signal. The image control unit includes an image controller configured to extract the depth information having a higher resolution than a plurality of subframes generated using the electric signals on the basis of the subframes.

Abstract: A method for analyzing the content of boron in a cathode active material is disclosed herein. In some embodiments, a method comprises (S1) introducing boron into a cathode active material to prepare a cathode active material sample, (S2) separating a first liquid layer and a first precipitate by dissolving the sample in water, treating the first liquid layer with acid to form a first resulting solution, and measuring the boron concentration in the first resulting solution by inductively coupled plasma optical emission spectroscopy (ICP-OES), (S3) separating a second liquid layer and a second precipitate by dissolving the first precipitate in water, treating the second liquid layer with acid to form a second resulting solution, and measuring the boron concentration of the second resulting solution by ICP-OES, and (S4) measuring the boron concentration of a third resulting solution, obtained by adding acid and hydrogen peroxide to the second precipitate, by ICP-OES.

Abstract: A data storage device includes a first memory device storing first data; a second memory device including a first zone storing second data, a second zone storing third data, and a third zone storing fourth data; a storage; and a controller in communication with the first memory device, the second memory device, and the storage and configured to receive one or more requests from a host and control an input and output of data from and to the first memory device, the second memory device, and the storage in response to the one or more requests from the host. The controller is further configured to copy a portion of the first data read from the first memory device to the first zone, copy a portion of the second data read from the first zone to the second zone, copy a portion of the third data read from the second zone to the third zone, and store data read more than a set number of times among data stored in the first memory device and the second memory device in the third zone.

Abstract: The present disclosure relates to a microneedle comprising a microfiber network structure, and more specifically, relates to a microneedle which comprises an insoluble microfiber network structure comprised in a substrate portion of a dissolving microneedle, so that it can deliver a large amount of an aqueous solution of drugs to skin through a hole for drug injection on the back side of a patch without including drugs in the microneedle, also regardless of drug types.

Abstract: A semiconductor memory device includes a substrate including a trench and a contact recess, a direct contact placed inside the trench and having a width smaller than a width of the trench, a bit line structure placed on the direct contact and having a width smaller than the width of the trench, a spacer structure placed on side surfaces of the direct contact and the bit line structure, and a buried contact spaced apart from the direct contact and the bit line structure by the spacer structure and filling the contact recess. The spacer structure includes an oxide film placed between the direct contact and the buried contact inside the trench, a seed layer placed on the oxide film inside the trench between the direct contact and the buried contact, and a bulk layer filling the trench on the seed layer and including silicon nitride. The seed layer includes carbon.

Abstract: An image sensor includes: a pixel of a first tab; a pixel of a second tab; an operation amplifier suitable for comparing, in a comparison operation, a pixel signal of the first tab and a pixel signal of the second tab with each other to produce a comparison result, receiving, in an auto-zeroing operation, a ramp voltage and a selected pixel signal which is selected based on the comparison result between the pixel signal of the first tab and the pixel signal of the second tab, and receiving, in an analog-to-digital conversion operation, the ramp voltage and an unselected pixel signal which is not selected from the pixel signal of the first tab and the second pixel signal of the second tab; and a counter circuit suitable for generating a digital code based on an output of the operation amplifier.

Abstract: The present invention relates to a polar functional group-partially introduced polymer, a preparation method therefor, and an organic electronic element adopting the same. The organic electronic element of the present invention has excellent photoelectric conversion efficiency and stability and is very advantageous in commercialization, by adopting the polar functional group-partially introduced polymer of the present invention.

Abstract: An image segmentation method according to an embodiment of the present invention is performed in a computing device having one or more processors and memory for storing one or more programs executed by means of the one or more processors, and includes the steps of: (a) receiving the input of an image; (b) generating a first-generation image segment set by dividing the input image in an overlapped manner; and (c) generating a second or higher-generation image segment set from the first-generation image segment set, wherein a subsequent-generation image segment set is generated by dividing in an overlapped manner at least one of a plurality of image segments included in the previous-generation image segment set.

Abstract: An electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same are disclosed herein. In some embodiments, an electrolyte solution includes a lithium salt, a nitrogen compound and an organic solvent, wherein the lithium salt comprises bis(trifluoromethanesulfonyl)imide (LiTFSI) and the organic solvent comprises an ether-based solvent. The electrolyte solution can have improved oxidation stability and storage stability at high temperature.

Abstract: The present invention relates to a method for manufacturing microalgae micro powder containing astaxanthin and fatty acids with enhanced penetration performance and food availability, and more particularly, to a method for manufacturing microalgae micro powder containing astaxanthin and fatty acids with enhanced penetration performance and food availability, in which four kinds of functional microalgae are selected and mass-cultured so as to be processed into a dietary shape for easy penetration performance.

Abstract: Disclosed is a three-dimensional flash memory including a back gate, which includes word lines extended and formed in a horizontal direction on a substrate so as to be sequentially stacked, and strings penetrating the word lines and extended and formed in one direction on the substrate. Each of the strings includes a channel layer extended and formed in the one direction, and a charge storage layer extended and formed in the one direction to surround the channel layer, the channel layer and the charge storage layer constitute memory cells corresponding to the word lines, and the channel layer includes a back gate extended and formed in the one direction, with at least a portion of the back gate surrounded by the channel layer, and an insulating layer extended and formed in one direction between the back gate and the channel layer.

Abstract: An image sensing device includes an optical emitter outputting a modulated signal to a target object; an optical receiver generating, according to a phase control signal, pixel signals corresponding to a reflected signal from the target object; an image processor calculating a depth phase based on the pixel signals and compensating for the depth phase according to a phase offset signal to output a depth information signal; a driving control circuit generating the phase control signal corresponding to a phase of the modulated signal and setting an initial phase difference between the modulated signal and the phase control signal according to the phase offset signal; and an offset calculating circuit setting a plurality of reference phases, selecting a reference phase closest to the depth phase among the set reference phases and generating the phase offset signal representing a phase difference between the selected reference phase and the depth phase.

Abstract: An analog-to-digital converting circuit includes: an analog-to-digital converter suitable for performing an analog-to-digital conversion on pixel signals of a plurality of pixels provided in a pixel array; a ramp signal generator suitable for providing a ramp signal to the analog-to-digital converter; and an auto-zero controller suitable for providing a reference voltage to the analog-to-digital converter to perform an auto-zeroing operation by using a row pixel for which a readout operation is performed by the analog-to-digital converter.

Abstract: A tactile display device including a nodule having variable stiffness under a surface to provide a near-real feeling of palpation for a physician. The device utilizes granular jamming technology using pneumatic actuation to control a nodule that maintains its shape while allowing the modulation in stiffness. The nodule includes two hemispheres, a contact portion and an actuation portion, forming a sphere. The contact portion and the actuation portion include different thicknesses and/or materials, while the dimensions of the dimensions of the nodule are maintained. As such, a physician can utilize the device to identify the difference between a normal lump and an affected lump even if the shape of each lump appears to be the same. With the tactile display device, due to the different levels of stiffness, a physician can detect the severity of the lump.