Abstract: A conversation provision method includes forming a conversation session between an agent and a user; generating an utterance of the agent by using the user's history related to a previous conversation session having been formed before the conversation session; and performing a conversation with the user by providing the utterance of the agent to the user.

Abstract: The present disclosure provides a low dielectric polymer substrate and a preparation method thereof. More specifically, the present disclosure provides a low dielectric polymer substrate to which metal or ceramic may be deposited with high adhesion without a separate adhesive layer through surface modification of a polymer substrate and a preparation method thereof.

Abstract: A storage device may load, between a first time point at which information on candidate memory regions among a plurality of memory regions is started to be sent to an external device and a second time point at which a command requesting a map segment for a target memory region among the plurality of memory regions is received from the external device, all or a part of map segments corresponding to the candidate memory regions into a buffer.

Abstract: A storage device may determine write throughput based on a plurality of write commands received from the outside of the storage device, and write target data write-requested from the outside to a first memory area including one or more of a plurality of first type memory blocks or a second memory area including one or more of a second type memory blocks according to whether the write throughput is greater than or equal to a threshold throughput. The first type memory blocks may operate at a higher speed than the second type memory blocks.

Abstract: An electrode assembly, a manufacturing method, an ultrasonic cutting device, a cylindrical battery including the electrode assembly, a battery pack and a vehicle including the same are provided. In the electrode assembly, two electrodes and a separator interposed therebetween are wound about an axis, at least one of the electrodes includes an uncoated portion provided at a long side end, a winding turn region of the uncoated portion is provided at one end of the electrode assembly, the winding turn region includes a cut portion and a bent portion alternately disposed along a circumferential direction of the electrode assembly, an axial height of the cut portion is smaller than an axial height of the bent portion, the bent portion includes a plurality of uncoated portion flags, and the plurality of uncoated portion flags overlap along and axial direction to define a bending surface region.

Abstract: An electrode assembly includes electrodes and a first separator sheet in which the electrodes and first separator sheet portions of the first separator sheet are alternately stacked. The electrode comprises a first electrode and a second electrode. The first separator sheet has a zigzag shape formed by being folded at least twice. A length of the second electrode is shorter than a length of the first electrode. the electrode assembly includes a molding member located between a first section of the first separator sheet wrapping the second electrode and a first outer side surface of the electrode assembly and between the second electrode and a second outer side surface of the electrode assembly.

Abstract: The present invention provides a sealing process for a secondary battery of the present invention, which thermally fuses and seals a sealing portion that extends along an edge surface of a battery case, the sealing process comprising: an arrangement operation of disposing the sealing portion of the battery case between an anvil and a horn; a first region-fixing operation of pressing and fixing a first region of the sealing portion through the anvil and the horn; and a first region-primary sealing operation of applying an ultrasonic wave to the first region of the sealing portion through the horn at a set frequency and a set amplitude for a set time, thereby thermally fusing the first region of the sealing portion.

Abstract: The embodiments relate to a polyamide-based film excellent in optical properties such as transmittance, haze, and yellow index and mechanical properties such as modulus and thickness uniformity, to a process for preparing the same, and to a cover window and a display device comprising the same. The polyamide-based film comprises a polyamide-based polymer and has an XRD pattern comprising a first peak whose highest point is located in a section where 2? is 14° to 16°.

Abstract: A polythiol composition according to exemplary embodiments includes a first polythiol compound and a second polythiol compound having a molecular weight greater than that of the first polythiol compound and the number of functional groups greater than or equal to the number of functional groups of the first polythiol compound. A content of the second polythiol compound is 500 ppm to 20,000 ppm based on a weight of the first polythiol compound. The reaction rate of an isocyanate-based compound may be controlled through the second polythiol compound, thus to suppress a stria phenomenon and improve mechanical properties of an optical product.

Abstract: Disclosed are a virtual golf system, a virtual golf introduction image generation method, and a virtual golf player information calculation method capable of providing a separate introduction image showing two or more users so as to be comparable to each other through record information of a virtual golf game of each of a plurality of users who use the virtual golf system before the plurality of users access the system in order to play the virtual golf game, whereby it is possible to induce users' record competition in the virtual golf game and to provide the users with immersiveness and interest in the game.

Abstract: A surface-treated copper foil according to exemplary embodiments includes a copper foil layer and a protrusion layer formed on one surface of the copper foil layer. Pores are formed inside the protrusion layer or around a boundary between the copper foil layer and the protrusion layer. Abnormal growth of the protrusions may be prevented through the pores and thus a bonding force with the insulation layer may be improved.

Abstract: An eco-friendly biodegradable polyester resin composition includes: a polyester resin including a diol, an aromatic dicarboxylic acid and an aliphatic dicarboxylic acid; and 5000 ppm to 20000 ppm of a hydrophilic regulator having a molecular weight of 400 to 1300.

Abstract: A polythiol composition according to exemplary embodiments includes a first polythiol compound which provides a maximum peak in a high performance liquid chromatography (HPLC) analysis graph obtained at a wavelength of 230 nm, and a second polythiol compound having a molecular weight greater than that of the first polythiol compound and represented by C9H20S6. A ratio of a peak area of the second polythiol compound to a peak area of the first polythiol compound, which are measured through the HPLC analysis graph at the wavelength of 230 nm, is 0.05 to 5.0%.

Abstract: An eco-friendly biodegradable polyester resin composition includes a polyester resin that includes a diol, an aromatic dicarboxylic acid and an aliphatic dicarboxylic acid, wherein a biodegradability per aliphatic carboxylic acid is 1.7 or more, the biodegradability per aliphatic carboxylic acid being a value obtained by dividing a biodegradability after 9 weeks by a ratio of the aliphatic dicarboxylic acid to the total dicarboxylic acid, and the biodegradability after 9 weeks being 85% or more.

Abstract: A polythiol composition according to exemplary embodiments includes a main polythiol compound and a sub-compound having a molecular weight higher than that of the main polythiol compound. A peak area (%) at retention times ranging from 34 to 40 minutes in the high performance liquid chromatography (HPLC) analysis graph obtained at a wavelength of 230 nm, which corresponds to the sub-compound, is 2.5% or less. An optical product having improved transmittance and optical properties may be manufactured through fine adjustment of the sub-compound.

Abstract: An eco-friendly biodegradable polyester resin composition includes: a polyester resin including a diol, an aromatic dicarboxylic acid and an aliphatic dicarboxylic acid; and 5000 ppm to 20000 ppm of a hydrophilic regulator having a molecular weight of 400 to 1300.

Abstract: Disclosed are a virtual golf system, a virtual golf introduction image generation method, and a virtual golf player information calculation method capable of providing a separate introduction image showing two or more users so as to be comparable to each other through record information of a virtual golf game of each of a plurality of users who use the virtual golf system before the plurality of users access the system in order to play the virtual golf game, whereby it is possible to induce users' record competition in the virtual golf game and to provide the users with immersiveness and interest in the game.

Abstract: The embodiments relate to a polyamide-based film excellent in optical properties such as transmittance, haze, and yellow index and mechanical properties such as modulus and thickness uniformity, to a process for preparing the same, and to a cover window and a display device comprising the same. The polyamide-based film comprises a polyamide-based polymer and has an XRD pattern comprising a first peak whose highest point is located in a section where 2? is 14° to 16°.

Abstract: An image forming apparatus determines whether a first image forming apparatus and the image forming apparatus are a same model, based on a first color profile used to determine a color output via a first image forming operation, and generates a second color profile that the image forming apparatus uses to output the same or a similar color to the color output via the first image forming operation.

Abstract: An image forming apparatus determines whether a first image forming apparatus and the image forming apparatus are a same model, based on a first color profile used to determine a color output via a first image forming operation, and generates a second color profile that the image forming apparatus uses to output the same or a similar color to the color output via the first image forming operation.