Abstract: An inkjet printing apparatus according to an embodiment includes a stage for supporting a substrate and an inkjet head disposed above the stage and discharging resin toward the stage. The stage includes a first stage part having a first thermal conductivity, and a second stage part disposed around the first stage part and surrounding at least a portion of the first stage part, wherein the second stage part has a second thermal conductivity that is greater than the first thermal conductivity.

Abstract: The present disclosure relates to a device for cutting a secondary battery electrode, and more particularly, to a secondary battery electrode surface pressure cutting device including upper and lower blades configured to cut a secondary battery electrode and using a modularized adjustment module to finely adjust the upper blade. In order to achieve the above-mentioned object of the present disclosure, the present disclosure provides a secondary battery electrode surface pressure cutting device using an adjustment module, the surface pressure cutting device including an upper blade fixedly fastened to a moving block in a frame, and a lower blade fixedly fastened in a lower blade fixing block, in which the upper blade may cut an electrode while moving upward or downward, and the upper blade fixedly fastened to the moving block may be finely adjusted.

Abstract: An embodiment includes a vision training device with high training efficiency for the ciliary muscle including a housing having at least one eyepiece unit corresponding to an eye of a user, a display that displays a target image in front of a fixation axis of the user, a lens arranged between the eyepiece unit and the display unit, a movable unit capable of moving at least one of the display and the lens along the fixation axis, and a control unit that sets at least one training range within a movable range of the display and the lens and controls the movable unit such that at least one of the display and the lens is moved within the training range.

Abstract: A pad conditioner comprising: a disk holder that is rotatable; a frame on the disk holder; a lifting and lowering support member that is between the frame and the disk holder; a posture adjusting member that is between the lifting and lowering support member and the frame and has a thickness, wherein the posture adjusting member is capable of varying the thickness; a posture sensor that is configured to detect a height of the lifting and lowering support member; and a controller that is configured to vary the thickness of the posture adjusting member according to a signal received from the posture sensor.

Abstract: The present invention relates to a computer-implemented method for assessing and determining a complexity level of at least a portion, or pillar, of a clinical trial study. The method may be implemented by a computing device including at least a processor; a memory and an input and/or output elements. It comprises the steps of selecting and/or defining a clinical trial protocol and, based on the selection and/or definition thereof, activating and/or generating data entries for a set of corresponding parameters correlated to a set-up of the portion of the clinical trial study. The parameters refer to objectives; and/or design; and/or methods; and/or patient assessment procedures and/or patient data collection schedules of the clinical trial study.

Abstract: Provided are a method and apparatus for providing a counseling service. A method of operating a counseling center server interworking with an instant messaging service includes activating a connection with a chatbot server linked to a channel in a chat room, calling a chatbot block corresponding to a specific task included in the chatbot server through the chat room, transmitting a message received from a terminal of a user connected to the chat room to the chatbot server as an input of the chatbot block, and transmitting an output of the chatbot block in response to the message received from the chatbot server to the terminal of the user.

Abstract: The present invention relates to a method for preparing a fuel cell catalyst electrode, which includes dispersing and mixing a first catalyst, a binder, and a first solvent to prepare a first catalyst slurry, heat-treating and pulverizing the first catalyst slurry to prepare a first catalyst powder, dispersing and mixing a second catalyst, a binder, and a second solvent to prepare a second catalyst slurry, heat-treating and pulverizing the second catalyst slurry to prepare a second catalyst powder, dispersing the first catalyst powder and the second catalyst powder in a third solvent to prepare a third catalyst slurry, and applying or transferring the third catalyst slurry onto a substrate to prepare an electrode having a catalyst layer formed therein.

Abstract: The present disclosure discloses a quick-connecting receptacle for a liquid hydrogen storage tank. The quick-connecting receptacle comprises: a storage tank for storing liquid hydrogen; and a receptacle connecting an external transmission pipe and the storage tank so that liquid hydrogen introduced through the external transmission pipe is stored in the storage tank. The receptacle includes an upper receptacle connected to a lower end portion of the transmission pipe and a lower receptacle connected to an upper portion of the storage tank. The lower receptacle includes a cylinder member accommodated therein, and as the cylinder member moves up and down, liquid hydrogen or gaseous hydrogen is stored in the storage tank or liquid hydrogen or gaseous hydrogen is discharged from the storage tank to outside.

Abstract: In a transmitter circuit, an impedance calibration circuit is configured to generate an impedance code for impedance matching, an encoder is configured to receive the impedance code and to generate a delay compensation signal based on the impedance code. A delay circuit is configured to output delay data that are delayed from input data by a delay value determined based on the delay compensation signal. A feed-forward equalizer is configured to receive the input data and the delay data, and to equalize the input data based on a main coefficient used for the input data and an equalization coefficient used for the delay data to generate transmission data.

Abstract: The present technology includes a semiconductor memory device. The semiconductor memory device includes a first channel pattern and a second channel pattern each extending in a vertical direction and facing each other, a channel separation pattern formed between the first channel pattern and the second channel pattern and extending in the vertical direction, a stack including conductive patterns each surrounding the first channel pattern, the second channel pattern, and the channel separation pattern and stacked apart from each other in the vertical direction, a first memory pattern disposed between each of the conductive patterns and the first channel pattern, and a second memory pattern disposed between each of the conductive patterns and the second channel pattern.

Abstract: A conditioning disk replacement apparatus includes; a detacher configured to separate a conditioning disk from to a holder, a transfer part configured to transfer the conditioning disk, and a container configured to store the conditioning disk. The detacher includes a detachment body and a rotary part coupled to the detachment body, the rotary part includes a key protruding outward from the rotary part in a first horizontal direction, and the rotary part is configured to rotate about a central axis extending in the first horizontal direction.

Abstract: An operation method of an application system includes receiving a chat room-entry event notifying that a user enters the chat room from a terminal in which an application is installed, generating an entry trigger based on the chat room enter event, and providing user context suitable information inferred based on a user key included in the entry trigger to the chat room.

Abstract: A laser apparatus includes: a first vacuum chamber, wherein machining is performed on a target substrate in the first vacuum chamber; a laser facing the first vacuum chamber; a carrier disposed in the first vacuum chamber, wherein the target substrate is seated on the carrier; a chamber window disposed in one surface of the first vacuum chamber, wherein a laser beam emitted by the laser passes through the chamber window; a first protection window positioned between the carrier and the chamber window; a second vacuum chamber disposed at a first side of the first vacuum chamber; and a transfer unit configured to transfer the first protection window to the second vacuum chamber.

Abstract: Provided are an electrostatic chuck, a deposition apparatus including the same, and a display panel fabricated using the same. According to an aspect, there is provided an electrostatic chuck including, a body, and a tension assist device disposed at a border of the body, the tension assist device includes a stepped portion disposed on a side of the body, and an end of the stepped portion is disposed higher than an upper surface of the body.

Abstract: Disclosed is a data collection apparatus for sea creatures including a main body, an antenna, a battery case and a separation unit. The main body includes a sensor assembly configured to collect information about surroundings of a target creature to be recorded, and a battery coupler formed at one side of the main body. The antenna protrudes in one direction from the main body so as to send data to outside. The battery case has a male connector configured such that at least a part thereof is accommodated in the battery coupler so as to be rotatably coupled thereto, and a battery installed in the battery case so as to supply electrical energy to the main body. The separation unit is detachably coupled to the battery case, and is fixed to the target creature to be recorded.

Abstract: A method of simulating a motion of an object controlling another object based on an example motion or a previously generated motion of the object is disclosed. The method includes refining a motion of a first object based on a motion of the first object predicted based on a motion specification, and on a trajectory of a second object controlled by the first object, and simulating the motion of the first object and the trajectory of the second object based on a vector for controlling joints of the first object that is generated based on the refined motion.

Abstract: The present disclosure relates to a hydrogen liquefaction system, comprising a hydrogen pipe, where gaseous hydrogen is introduced at a front end, heat exchange occurs in a heat exchange unit leading to liquefaction of gaseous hydrogen into liquid hydrogen; a pre-cooling device formed between the front end of the hydrogen pipe and the first heat exchange unit; an oxygen pipe, where gaseous oxygen is introduced at a front end, heat exchange occurs in the pre-cooling device leading to liquefaction of gaseous oxygen into liquid oxygen; and a heat exchange device, which is in thermal contact with the first heat exchange unit of the hydrogen pipe so as to perform heat exchange with the first heat exchange unit of the hydrogen pipe such that pre-cooled gaseous hydrogen can be liquefied into liquid hydrogen.

Abstract: A photomask manufacturing method includes defining a main region and a dummy region based on a layout data, wherein the main region corresponds to an outer boundary surrounding functional patterns defined by the layout data and the dummy region corresponds to an empty space outside the main region, and forming a dummy pattern to fill the dummy region. The forming of the dummy pattern includes placing at least one first pattern block in the dummy region to form a first sub-region, each of the at least one first pattern block having a first area, and placing, after completing the placing of the at least one first pattern block in the dummy region, at least one second pattern block in the dummy region except the first sub-region to form a second sub-region, each of the at least one second pattern block having a second area smaller than the first area.

Abstract: The present disclosure relates to a liquid hydrogen vaporization system and a liquid hydrogen vaporization method for vaporizing hydrogen in a liquid state into a gaseous state so as to supply hydrogen to a fuel cell, comprising a blower for supercharging wet air in atmosphere, a moisture eliminator for removing moisture contained in wet air supercharged through the blower and converting wet air into dry air, and a heat exchange unit for heating hydrogen through heat exchange between dry air and hydrogen so that hydrogen in a liquid state supplied from a hydrogen tank can be vaporized into a gaseous state and be supplied to a fuel cell, wherein the moisture eliminator condenses moisture contained in wet air by using cooling energy released when hydrogen supplied from the hydrogen tank vaporizes, thereby removing moisture contained in wet air.