Abstract: An image encoding/decoding method and apparatus are provided. An image decoding method according to the present disclosure includes: receiving an image, in which a first atlas for a basic view of a current image and a second atlas for an additional view of the current image are merged; extracting an image divided in a predetermined image unit within the first atlas and the second atlas; dividing the first atlas and the second atlas in the predetermined image unit; and reconstructing the image divided in the predetermined image unit, wherein the dividing of the first atlas and the second atlas in the predetermined image unit may non-uniformly divide the first atlas and the second atlas.

Abstract: The present disclosure provides a patch attachable to the occlusal plane of posterior teeth, which includes: a drug layer; a backing layer in contact with the drug layer; and a removable part in contact with the backing layer. The patch can be provided as a single-sided type or a double-sided type. It may also be provided as a linear type or a symmetric type. The present disclosure is directed to providing a patch that can be easily attached to the occlusal plane of posterior teeth.

Abstract: An image encoding/decoding method and apparatus and a method for transmitting a bitstream generated by the image encoding method are provided. The image encoding method according to the present disclosure may include: encoding an image in sub-regions with different sizes and generating one or more bitstreams for the sub-regions; obtaining a user viewport for the image; allocating sub-regions corresponding to the user viewport among the sub-regions to the image, wherein the image includes an inner region located inside the user viewport, a boundary region adjacent to a boundary of the user viewport, and an outer region located outside the user viewport; and generating at least one bitstream corresponding to the allocated sub-regions from bitstreams for the sub-regions, and a sub-region with a relatively large size may be allocated within the inner region, and a sub-region with a relatively small size may be allocated within the boundary region.

Abstract: A display device includes a main region, a bending region which is bent from the main region in a thickness direction of a substrate, a sub-region which is connected to the bending region and faces the main region; and a plurality of wirings configured to extend from the sub-region through the bending region to the main region. The plurality of wirings includes: a first wiring to which a first voltage is applied; a second wiring to which a second voltage is applied; and a dummy wiring which receives a third voltage and is between the first wiring and the second wiring. The second voltage is higher than the first voltage, and the third voltage is less than the first voltage.

Abstract: A display device includes a display panel which includes a display area in which a plurality of subpixels are positioned and a non-display area positioned around the display area, a metal line positioned in the non-display area of the display panel, a first pin electrically connected to one end of the metal line, an operational circuit electrically connected to a first pin and configured to sense a characteristic value of the metal line, and a capacitor to be charged with a voltage applied to the first node, thereby providing a display device and an integrated circuit capable of effectively removing electric charges generated by a touch.

Abstract: The present invention relates to a weld bead inspection device that inspects welding quality by measuring the state of beads formed at a welding part of a metallic or non-metallic pipe, or the like, and more specifically, to a weld bead inspection device that more efficiently inspects a welding part joined by a method such as thermal fusion for connection between pipes or connection between a pipe and a fitting. The weld bead inspection device includes a housing unit that forms an appearance; an imaging unit that images shapes of the weld beads in an inner space that is open downward from a middle inner side of the housing unit; a control unit that is provided in the housing unit to store image data captured by the imaging unit or to calculate external shapes of the weld beads for determining welding quality on the basis of the image data.

Abstract: A negative electrode collector applicable to a secondary battery has a thickness of about 6 ?m to 10 ?m and a work hardening exponent “n” of about 0.10 to 0.25, in which the work hardening exponent “n” is defined according to an Equation of ?=K×?n, wherein “?” represents a true stress, “K” represents a strength factor, “?” represents a true strain, and “n” is a work hardening exponent.

Abstract: A display device includes a main region, a bending region which is bent from the main region in a thickness direction of a substrate, a sub-region which is connected to the bending region and faces the main region; and a plurality of wirings configured to extend from the sub-region through the bending region to the main region. The plurality of wirings includes: a first wiring to which a first voltage is applied; a second wiring to which a second voltage is applied; and a dummy wiring which receives a third voltage and is between the first wiring and the second wiring. The second voltage is higher than the first voltage, and the third voltage is less than the first voltage.

Abstract: Disclosed herein are an immersive image encoding/decoding method and apparatus, and a method for transmitting a bitstream generated by the immersive image encoding method. An immersive image encoding method according to the present disclosure, which is performed in an immersive image encoding apparatus, may include: grouping images for a virtual reality space into groups; calculating, based on view information, a view weight of each of the groups; and determining, based on the view weight, a bitstream level of the each of the groups.

Abstract: A video transmission method according to embodiments comprises: a pre-processing step for processing video data; a step for encoding the video data; and/or a step for transmitting a bitstream including the video data. A video reception method according to embodiments comprises the steps of: receiving video data; decoding the video data; and/or rendering the video data.

Abstract: A method of learning a neural network-based image compression model according to the disclosed embodiment, may include receiving a learning target image as an input; encoding the input image through the neural network-based image compression model configured to include a weight parameter, and decoding the encoded image through the neural network-based image compression model; calculating an entropy estimation value for a network model weight of the neural network-based image compression model; calculating a reconstruction performance value by comparing qualities of the learning target image and the decoded image; and learning the neural network-based image compression model by updating the weight parameter of the neural network-based image compression model based on the entropy estimation value for the network model weight and the reconstruction performance value. Accordingly, it is possible to minimize the size of the weight of the neural network-based image compression model.

Abstract: According to an embodiment, disclosed is a curing-device comprising: a stage; a light emitting module including a substrate disposed on the stage and a plurality of light emitting elements disposed on the substrate; and a plurality of transparent blocks disposed between the light emitting module and the stage, wherein the substrate includes a plurality of first sections and a plurality of second sections which are disposed in a first direction, the intervals in the first direction between the light emitting elements disposed in the first sections is smaller than the intervals in the first direction between the light emitting elements disposed in the second sections, and the plurality of transparent blocks are disposed on the first sections.

Abstract: Disclosed herein are a multi-view video encoding/decoding method and apparatus, and a method for transmitting a bitstream generated by the multi-view video encoding method. The multi-view video encoding method according to the present disclosure may include generating first bitstreams for each of a plurality of quantization parameters (QPs) different from each other by encoding an atlas for a multi-view video in the quantization parameters; extracting second bitstreams for sub-regions in the atlas from the first bitstreams; and generating a third bitstream by merging, among the second bitstreams, second bitstreams with a predetermined bit rate.

Abstract: A dental wrap is provided. The dental wrap includes an adhesive layer and a backing layer, which is characterized in that it does not contain an active ingredient. The present invention can improve the user's feeling of use by applying various flavors that were difficult to use in the tooth whitening agent.

Abstract: Disclosed herein are an immersive image encoding/decoding method and apparatus, and a method for transmitting a bitstream generated by the immersive image encoding method. An immersive image encoding method according to the present disclosure may include: generating geometry atlases for an immersive image; aligning the geometry atlases to make an alignment height of the geometry atlases correspond to a height of a texture atlas; and generating a geometry bitstream by encoding the aligned geometry atlases.

Abstract: The present invention relates to a weld bead inspection device that inspects welding quality by measuring the state of beads formed at a welding part of a metallic or non-metallic pipe, or the like, and more specifically, to a weld bead inspection device that more efficiently inspects a welding part joined by a method such as thermal fusion for connection between pipes or connection between a pipe and a fitting. The weld bead inspection device includes a housing unit that forms an appearance; an imaging unit that images shapes of the weld beads in an inner space that is open downward from a middle inner side of the housing unit; a control unit that is provided in the housing unit to store image data captured by the imaging unit or to calculate external shapes of the weld beads for determining welding quality on the basis of the image data.

Abstract: A display device includes a display panel which includes a display area in which a plurality of subpixels are positioned and a non-display area positioned around the display area, a metal line positioned in the non-display area of the display panel, a first pin electrically connected to one end of the metal line, an operational circuit electrically connected to a first pin and configured to sense a characteristic value of the metal line, and a capacitor to be charged with a voltage applied to the first node, thereby providing a display device and an integrated circuit capable of effectively removing electric charges generated by a touch.

Abstract: The present disclosure provides a patch which is attached to a tooth or oral mucous membrane and releases an active ingredient to a portion attached, in which the patch comprises a drug layer having an adhesive surface attached to the tooth or oral mucous membrane and a backing layer laminated on the drug layer, and comprises at least one reticular structure inside the drug layer, and is divided into at least 2 drug layers at the boundary of or by the reticular structure. In particular, the patch have a restricted extensibility.

Abstract: Provided are a method and an apparatus for streaming a multi-view 360 degree video, and a method for streaming a 360 degree video according to an embodiment of the present disclosure includes: encoding a multi-view video to a bitstream of a base layer and a bitstream of a tile layer constituted by at least one tile; selecting a tile included in a user view video in the encoded bitstream of the tile layer by using user view information received from a 360 degree video rendering apparatus, and video information of the multi-view video; extracting tile data included in the selected user view video from the encoded bitstream of the tile layer, and generating a tile bitstream corresponding to the extracted tile data; and transmitting the encoded bitstream of the base layer and the generated tile bitstream to the 360 degree video rendering apparatus.

Abstract: The present disclosure provides a patch attachable to the occlusal plane of posterior teeth, which includes: a drug layer; a backing layer in contact with the drug layer; and a removable part in contact with the backing layer. The patch can be provided as a single-sided type or a double-sided type. It may also be provided as a linear type or a symmetric type. The present disclosure is directed to providing a patch that can be easily attached to the occlusal plane of posterior teeth.