Abstract: Provided are an apparatus and method for generating random numbers based on reinforcement learning. The method is implemented with a computer, and includes: generating a first random number based on a deep learning-based first model through an agent unit; calculating respective similarities between at least one previously stored second random number and the first random number; performing reinforcement learning based on generative behavior of the first random number of the agent unit based on the respective similarities; and storing the first random number in a memory. The performance of the reinforcement learning is configured to provide compensation information based on the respective similarities to the agent unit through an environment unit, and then to control the agent unit to learn the first model based on the first random number.

Abstract: A separator unit for a fuel cell includes a separator including a reaction region, a plurality of manifolds formed on each side of the reaction region, and a reaction surface and a cooling surface formed on each surface thereof, a reaction surface internal gasket forming a reaction surface internal airtight line, and a reaction surface external gasket forming a reaction surface external airtight line, wherein at least one cut portion formed by removing the reaction surface external gasket is formed in the reaction surface external airtight line surrounding at least one of the plurality of manifolds.

Abstract: Disclosed is a substrate treating apparatus including: a substrate support unit for supporting and rotating a substrate; a liquid supply unit for supplying a treatment solution onto the substrate; a collection cup provided to surround the substrate support unit, and having a plurality of collection spaces for collecting a treatment solution scattered from the substrate; a lifting unit for changing a relative position between the collection cup and the substrate; and a controller for controlling the lifting unit to vary a relative height between the substrate and the collection cup in accordance with a process recipe for treating the substrate.

Abstract: Disclosed is a cathode active material for secondary batteries including a core containing lithium transition metal oxide, a first coating portion formed on at least a part of the surface of the core, and a second coating portion formed on at least a part of the surface of the core where the first coating portion is not formed and optionally covering a surface of the first coating portion, wherein the first coating portion has a higher crystalline area proportion and the second coating portion has a higher amorphous area proportion. The cathode active material can improve structural stability and prevent electrolyte side reactions by effectively suppressing oxygen desorption or the like, thereby providing a secondary battery with desired characteristics.

Abstract: The present invention relates to a composition for improving memory, improving cognition, preventing or treating cerebral neurological disease, comprising porcine brain enzyme hydrolysate. The composition can exhibit neuroprotective activity, brain-derived neurotrophic factor (BDNF) production activity, acetylcholinesterase inhibitory activity and reactive oxygen species (ROS) inhibitory activity.

Abstract: The present invention relates to a pharmaceutical composition including vitrified periodontal tissue-derived mesenchymal stem cells for prevention or treatment of male infertility. The pharmaceutical composition for prevention or treatment of male infertility according to the present invention recovers sex hormone levels in seminiferous tubules of atrophic testes and blood to normal levels through improvement in the activity of lipid metabolism enzymes in the liver, thereby exhibiting remarkable prophylactic and therapeutic effects on male infertility. In addition, the periodontal tissue-derived mesenchymal stem cells which are an active ingredient in the present invention can be obtained in the most non-invasive manner and as such, are expected to be advantageously used as a cell therapy product for male infertility.

Abstract: Gas collection devices are provided. In certain embodiments, the gas collection devices comprise: a jig unit; a cylindrical battery; a carrier unit; a chamber body unit having an opening formed at a first end and including a battery accommodation area configured to accommodate the carrier unit; a chamber cap unit coupled to the first end of the chamber body unit and including a first side covering the opening; a first driving unit configured to move the carrier unit through the opening into the battery accommodation area; a second driving unit configured to seal the first end of the chamber body unit with the chamber cap unit and configured to separate the first end of the chamber body unit from the chamber cap unit; and a gas delivery flow path connected to the chamber body unit to deliver analysis target gas diffused into the battery accommodation area to a gas analysis unit. In addition, gas collection devices are provided in which loading, unloading, punching, etc.

Abstract: Disclosed is an image sensor including a pixel array including a plurality of pixels, each of the pixels including a first photodiode and a second photodiode, each of which outputs a first pixel signal based on a first conversion gain using the second photodiode in a first period, outputs a second pixel signal based on a second conversion gain using the second photodiode in a second period, outputs a third pixel signal based on the first conversion gain using the first photodiode in a third period, and outputs a fourth pixel signal based on the second conversion gain using the first photodiode in a fourth period, an ADC circuit that performs sampling on a reset signal and an image signal of each of the first to fourth pixel signal. A sampling count and the number of sampling bits are adjusted differently from each of the first to fourth period.

Abstract: A display device includes a substrate including an emission area and a non-emission area; a via layer on the emission area and the non-emission area of the substrate and including a first recess toward the substrate in the non-emission area; a first pixel auxiliary layer on the via layer and including a protruding tip on one side and extending in a first direction from a side surface of the first recess in the non-emission area; a first pixel electrode on the first pixel auxiliary layer; a separator on the first pixel electrode in the non-emission area; a charge generation layer on the first pixel electrode in the emission area; a charge pattern on the separator and comprising a same material as the charge generation layer; and a common electrode on the charge generation layer and the charge pattern.

Abstract: An image sensor may include: a pixel array including a plurality of first pixels configured to receive light and output a plurality of first pixel signals; a row driver coupled to the plurality of first pixels and configured to apply a preset voltage to the plurality of first pixels; and an image signal processor configured to: obtain first state codes, each related to one of the plurality of first pixels, based on a plurality of second pixel signals received from the plurality of first pixels based on the preset voltage being applied to the plurality of first pixels; and process the plurality of first pixel signals based on the first state codes.

Abstract: Provided are gas collection devices. Such gas collection devices may be capable of providing improved gas concentrations for an analysis device by controlling the space where gas is diffused when collecting gas generated from a battery.

Abstract: Disclosed is an image sensor device which includes a first pixel located at a first row and a first column, corresponding to a first color filter, and outputting a first pixel signal through a first column line, a second pixel located at a second row different from the first row and the first column, corresponding to the first color filter, and outputting a second pixel signal through a second column line, and a conversion circuit receiving the first pixel signal through the first column line, receiving the second pixel signal through the second column line, and generating first image data and second image data based on the first pixel signal and the second pixel signal. The first pixel signal and the second pixel signal are respectively output through the first column line and the second column line simultaneously.

Abstract: An electrode assembly having an improved electrode tab and current collector connection structure and a manufacturing method thereof are provided. The electrode assembly and the manufacturing method improve the connection structure between the electrode tab and the current collector, thereby ensuring safety with respect to overcharge, and battery capacity. The electrode assembly includes: an electrode current collector; an uncoated region in which an electrode active material layer is not formed at one surface of the electrode current collector; an electrode tab disposed at the uncoated region; and a conductive adhesive part disposed between the uncoated region and the electrode tab. The conductive adhesive part includes a gas generation material.

Abstract: An image sensor includes a pixel array including active pixels and optical black (OB) pixels; a comparator having a first input terminal at which a pixel signal of the pixel array is applied, and a second input terminal to which a ramp signal is applied; a digital-to-analog converter (DAC) that generates an OB voltage based on dark current data obtained by reading out pixel signals of the OB pixels; and a dark current removal circuit that applies a compensation voltage corresponding to the OB voltage to at least one of the first input terminal and the second input terminal during a readout period of an active pixel.

Abstract: The inventive concept provides a substrate treating apparatus.

Abstract: Provided is a pixel including a first photodiode, a second photodiode having a smaller light receiving area than the first photodiode, a storage capacitor configured to store charges generated by the second photodiode, and a plurality of floating nodes. The pixel according to the present disclosure includes first and second control transistors for transmitting a first voltage or a second voltage to a first node of the storage capacitor in a reset period and an exposure period, and for floating the first node by controlling the first and second control transistors in a readout period.

Abstract: Disclosed is an anti-vibration device. An anti-vibration device according to the embodiment of the present disclosure reduces vibration between an object and an installation surface on which the object is installed, and the anti-vibration device includes a first elastic member, a first support member disposed to cover the first elastic member and fastened to the first elastic member, a second elastic member disposed on an upper portion of the first support member, and a second support member disposed to cover the second elastic member and fastened to the first support member.

Abstract: An image sensor includes a pixel having first and second photodiodes, a storage capacitor, an overflow transistor, and a read circuit.

Abstract: Disclosed is a wheel assembly including a main rotation part that is to be rotated about a first rotation axis, a power transmitting part that receives power from the main rotation part, and a variable rotation part that receives a rotational force from the power transmitting part to be rotated about a second rotation axis when the main rotation part is rotated, and to be moved relative to the main rotation part such that the first rotation axis and the second rotation axis overlap each other or are spaced apart from each other.

Abstract: An analog-digital converter includes a count code generator to receive a code generation clock signal from a clock signal generator and to output a count code according to the code generation clock signal, a latch to latch the count code, an operating circuit to generate a count value of the count code and to output a digital signal based on the count value, and a transfer controller to transfer the count code from the latch to the operating circuit. The transfer controller determines whether to transfer the count code according to a logic level of a count enable clock signal generated from the clock signal generator.