Abstract: Disclosed are an advertisement system and method. More particularly, an advertisement system using a doorbell, the advertisement system including: a data collector configured to collect video data of a visitor corresponding to a call message when the call message is received from a doorbell; a context extractor configured to extract context information through impression analysis based on the collected image data; an advertisement extractor configured to extract at least one customized advertisement from among a plurality of pre-stored advertisements based on the extracted context information; and an advertisement provider configured to control the extracted customized advertisement to be displayed to the visitor through the doorbell is disclosed.

Abstract: The present invention relates to a glycyrrhizin-branched polyethylene glycol conjugate and a use thereof for treating cancer, wherein the glycyrrhizin-branched PEG conjugate exhibits anti-cancer effects better than those of glycyrrhizin and increases blood half-life, and thus can be effectively used for treating cancer.

Abstract: A battery includes an electrode assembly including a first electrode, second electrode, and a separator between the first electrode and the second electrode, the first electrode including a first region coated with an active material and a second region at a first side and adjacent to the first region, the second region being exposed beyond the separator, and at least part of the second region is an electrode tab; a housing including a first end with a first opening, the housing accommodating the electrode assembly; a first current collector including an edge portion on the electrode assembly, a second region coupling portion extending from the edge portion and coupled with the second region, and a terminal coupling portion spaced apart from the second region coupling portion; and a terminal coupled with the terminal coupling portion.

Abstract: A printed circuit board includes an inner layer; a first insulating layer formed on an upper part of the inner layer; a first copper foil layer formed on an upper part of the first insulating layer; and a solder resist layer formed on an upper part of the first copper foil layer. When welding a metal tab onto the solder resist layer, a welding portion that couples the metal tab and the first copper foil layer is formed, and a gap is formed at a portion adjacent to the welding portion.

Abstract: The present disclosure relates to a finger-gripper assembly and a finger-gripper assembly system including the same. The finger-gripper assembly includes a finger and a gripper to which the finger is coupled so as to be removable. The gripper includes an arm, an extender coupled to a lower end of the arm so as to be rotatable about a first axis, wherein the extender extends, from the arm along a second axis that extends in an extension direction and intersects with the first axis, and a connector coupled to a lower side of the extender so as to be movable along the second axis, wherein the connector is connectable to the finger.

Abstract: A semiconductor memory device with improved performance by improving interface characteristics while reducing a leakage current, and a method for fabricating the same are provided. The semiconductor memory device includes a conductive line on a substrate, a first interlayer insulating layer exposing the conductive line and defining a channel trench on the substrate, a channel layer extending along a bottom and side surface of the channel trench, a first gate electrode and a second gate electrode spaced apart from each other in the channel trench, a first gate insulating layer between the channel layer and the first gate electrode, and a second gate insulating layer between the channel layer and the second gate electrode. The channel layer includes a first oxide semiconductor layer and a second oxide semiconductor layer sequentially stacked on the conductive line. The first oxide semiconductor layer has a greater crystallinity than the second oxide semiconductor layer.

Abstract: A refrigerator for drinks may include a cabinet and a cooling guide transmitting coldness to a drink container stored in an erect state in the cabinet. Several coolers may be disposed for cooling guides and may cool the cooling guides, respectively, and dispenser nozzles may be disposed to be exposed outside the cabinet, whereby drinks may be dispensed. A surface of a cooling block facing a thermoelectric element of the cooler and a surface of the cooling block facing the cooling guide may have different areas.

Abstract: Proposed is a connection tube support of a waste heat recovery boiler supporting a connection tube unit having a plurality of connection tubes that is disposed inside a waste heat recovery boiler and perform heat exchange between a fluid flowing inside and exhaust gas flowing outside, wherein the connection tube support includes a header storing fluid flowing through the connection tube unit and supporting one end of the connection tube unit by being connected to one end of the connection tube unit, and a tube sheet supporting a circumferential surface of each of the plurality of connection tubes, wherein the tube sheet has the plurality of connection tubes having been passed therethrough and is provided with a plurality of support holes respectively supporting circumferential surfaces of the plurality of connection tubes having been passed therethrough.

Abstract: An electrode assembly, a battery, and a battery pack and a vehicle including the same are provided. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on an axis to define a core and an outer circumference. The first electrode includes a first portion coated with an active material and a second portion at a first side and adjacent the first portion, the second portion being exposed beyond the separator along a first axial direction of the electrode assembly. A part of the second portion is bent in a radial direction of the electrode assembly forming a first surface region including stacked layers of the second portion, and in a partial region of the first surface region, a number of the stacked layers of the second portion is 10 or more in the in the first axial direction.

Abstract: A battery includes an electrode assembly including a first electrode, second electrode, and a separator between the first electrode and the second electrode, the first electrode including a first region coated with an active material and a second region at a first side and adjacent to the first region, the second region being exposed beyond the separator, and at least part of the second region is an electrode tab; a housing including a first end with a first opening, the housing accommodating the electrode assembly; a first current collector including an edge portion on the electrode assembly, a second region coupling portion extending from the edge portion and coupled with the second region, and a terminal coupling portion spaced apart from the second region coupling portion; and a terminal coupled with the terminal coupling portion.

Abstract: An operation method of the blasting system according to the embodiments includes: generating a blasting design including at least one of blasting hole information, explosive information and detonator information based on a base map for a blasting site; forming a plurality of blasting holes based on the blasting design, and complementing the blasting design according to drilling data generated by the drilling device; charging at least one of an explosive and an electronic detonator into the blasting holes based on the blasting design, and complementing the blasting design according to charging data generated by the charging device; and performing a detonator setting on a plurality of electronic detonators corresponding to the blasting holes based on the blasting design, and complementing the blasting design according to setting data generated by the detonator setting device.

Abstract: There is provided a gas AMI data-based household gas energy consumption analysis and comparison method. An energy consumption analysis method according to an embodiment may include: collecting AMI data of a plurality of households; collecting household information of the plurality of households; analyzing energy consumption of each household, based on the collected AMI data; and providing household information of households that have similar energy consumption, based on a result of analyzing. Accordingly, information of other households that use the same/similar energy or have the same/similar energy consumption pattern may be fed back as comparison information, so that efficient use of energy and energy saving may be effectively induced.

Abstract: A method of automatically configurating an IP of a VPN gateway in a home network system applied to an apartment building composed of a plurality of unit spaces includes: providing a home server connected to a network, a plurality of home network devices installed for unit spaces, respectively, a VPN server installed between the home server and the home network devices, and VPN gateways individually installed for the home network devices between the home network devices and the VPN server; acquiring an IP of an individually corresponding home network device using a local packet analyzer of the VPN gateway; and creating an IP of the VPN gateway using a network setting unit of the VPN gateway, wherein the network setting unit may make a portion of the IP of the VPN gateway be the same by referring to a portion of the IP of the individually corresponding home network device.

Abstract: A home network system that is applied to an apartment building composed of a plurality of unit spaces includes a home server connected to a network, a plurality of home network devices installed for the unit spaces, respectively, and a back bone connecting the homer server and the home network devices, and further includes a VPN server additionally installed between the home server and the home network devices and VPN gateways additionally individually installed for the home network devices between the home network devices and the back bone on the network, wherein the VPN gateway each a first may bridge terminal for communication with the home network device and a first intermediate communication terminal for communication with the VPN server and the VPN server includes a second bridge terminal for communication with the home server, a second intermediate communication terminal for communication with the corresponding VPN gateways, and a back bone virtual gateway configured to perform processing in priority t

Abstract: A method of installing a home network system applied to an apartment building composed of a plurality of unit spaces includes: providing a home server connected to a network, a plurality of home network devices installed for unit spaces, respectively, a VPN server installed between the home server and the home network devices, and VPN gateways individually installed for the home network devices between the home network devices and the VPN server, wherein the VPN gateways each include a first bridge terminal for communication with a corresponding home network device, a first intermediate communication terminal for communication with the VPN server, and an operation mode alteration detector, and the first bridge terminal includes a first end communication interface and a TAP interface; directly connecting the first end communication interface and the first intermediate communication terminal of the first bridge terminal until receiving a virtual private network start signal from the VPN server or the home serve

Abstract: A gripper includes a base unit and finger units coupled to a protruding direction-side of the base unit. Each of the finger units includes a first link structure coupled to the base unit, a second link structure rotatably coupled to the first link structure, and a third link structure rotatably coupled to both the first link structure and the second link structure, and the second link structure includes a finger tip. When the finger unit is pressed in the protrusion direction, the finger tip is brought closer to the base unit in the protrusion direction by the first link structure. When the finger unit is further pressed in the protrusion direction, the finger tip is rotated to be oriented in a direction opposite to the protruding direction in a state in which the finger tip is oriented in a gripping direction that is a direction perpendicular to the protruding direction.

Abstract: A manufacturing method capable of improving the yield and properties of a cyclic sulfonic acid ester derivative compound includes (A) reacting a compound represented by Formula 1 and thioacetic acid to prepare a compound represented by Formula 2, and (B) subjecting the compound represented by Formula 2 to an oxidative cyclization reaction to prepare a compound represented by Formula 3: wherein m and R1 to R8 are described herein.

Abstract: A semiconductor memory device with improved performance by improving interface characteristics while reducing a leakage current, and a method for fabricating the same are provided. The semiconductor memory device includes a conductive line on a substrate, a first interlayer insulating layer exposing the conductive line and defining a channel trench on the substrate, a channel layer extending along a bottom and side surface of the channel trench, a first gate electrode and a second gate electrode spaced apart from each other in the channel trench, a first gate insulating layer between the channel layer and the first gate electrode, and a second gate insulating layer between the channel layer and the second gate electrode. The channel layer includes a first oxide semiconductor layer and a second oxide semiconductor layer sequentially stacked on the conductive line. The first oxide semiconductor layer has a greater crystallinity than the second oxide semiconductor layer.

Abstract: The present disclosure relates to relates to an industrial premixed gas combustor using internal exhaust gas recirculation and an operating method thereof.

Abstract: Disclosed is an operation method of a server for providing information related to a game. The operation method includes the steps of acquiring first statistical information related to match records of a plurality of first users who use a team match game, receiving, from a first application, a user input related to preliminary operations for a user to prepare for a match, acquiring second statistical information related to match records of second users who have participated in the match, generating, on the basis of the first statistical information, configuration information personalized to the user of the first application, generating, on the basis of the second statistical information, additional information regarding a match team with which the user has matched, providing control information for controlling a game client to a second application on the basis of the user input, and providing at least one of the personalized configuration information and the additional information to the second application.