Abstract: The present invention relates to an electrode and a secondary battery including the same, the electrode including an electrode active material layer, the electrode active material layer including an electrode active material and a conductive agent, the conductive agent including: a multi-walled carbon nanotube unit; and a carbon nanotube structure in which 2 to 5,000 single-walled carbon nanotube units are bonded to each other, wherein the carbon nanotube structure is contained in the electrode active material layer in an amount of 0.01 wt % to 0.5 wt %.

Abstract: Provided is a water examination device including: a main body; a cup accommodation unit formed inward from a surface of the main body such that a cup containing a fluid is accommodated therein; a wave source for irradiating a wave toward the cup accommodation unit; a detector for detecting a laser speckle generated when the irradiated wave is multiple-scattered in the fluid, at every time point set in advance; and a controller for estimating whether foreign substances exist in the fluid in real-time by using the detected laser speckle.

Abstract: An anonymous credential authentication system receives an anonymous credential signature value indicating that setting proposition information using a credential is satisfied from a user device that has been issued the credential combined with multiple pieces of attribute information constituting personal information, generates signer authentication information that confirms a signer of the anonymous credential signature value using an opening key, and outputs the signer authentication information.

Abstract: A negative electrode includes a negative electrode active material layer, wherein the negative electrode active material layer includes a negative electrode active material and a conductive agent, wherein the negative electrode active material includes a silicon-based active material, the silicon-based active material includes SiOx(0?x<2), the conductive agent includes a carbon nanotube structure in which 2 to 5,000 single-walled carbon nanotube units are bonded side by side, and the carbon nanotube structure is included in an amount of 0.01 wt % to 1.0 wt % in the negative electrode active material layer. A secondary battery including the negative electrode, and a method of preparing same are also provided.

Abstract: According to an embodiment of the present disclosure, provided is an optical detection system for detecting a laser speckle generated by multiple scattering of a wave irradiated toward a sample from a wave source, and based on a change in the laser speckle over time, detecting the presence of microbes in the sample in real time.

Abstract: An analog distributed antenna system having a set of small cells as a signal source is provided. A proposed cellular communication system includes an upper small cell unit including upper protocol processors configured to process an upper first part of a protocol stack of a small cell, a lower small cell unit including lower protocol processors configured to process a remaining second part of the protocol stack of the small cell, and a first matching switch configured to respectively match the lower protocol processors to a plurality of remote units. According to one aspect, the cellular communication system includes a common controller configured to control activation of the plurality of upper protocol processors of the upper small cell unit and the plurality of lower protocol processors of the lower small cell unit according to a required service capacity and appropriately control an operation of the first matching switch.

Abstract: A polarizing plate and an optical display device comprising the same are disclosed. The polarizing plate includes a polarizer comprising a zinc cation and a unit represented by the Formula 1, and the polarizing plate has a chrominance variation ?E of about 5.

Abstract: An all solid state battery includes a cathode active material layer disposed in contact with a predetermined area of a cathode current collector, a solid electrolyte layer disposed on the cathode active material layer, and including a central part disposed on the cathode active material layer based on a stack direction of the all solid state battery, and a peripheral part extending from the central part and contacting the cathode current collector while surrounding side surfaces of the cathode active material layer, an anode layer disposed on the solid electrolyte layer and having an area greater than an area of the cathode active material layer but less than an area of the solid electrolyte layer, and a spacer disposed on the solid electrolyte layer and in contact with side surfaces of the anode layer.

Abstract: Disclosed herein are an apparatus and method for managing a history of object owners. The method includes generating, by an object owner history management apparatus, a product registration Verifiable Credential (VC) in a form of a Merkle tree, and registering the product registration VC in a blockchain in order to manage a history of owners of an object, acquiring, by a first user terminal device, the product registration VC from the blockchain and registering a first owner VC, generated based on the product registration VC, in the blockchain to register an ownership of the object, and acquiring, by a second user terminal device, a product transfer Verifiable Presentation (VP) from the first user terminal device and registering a second owner VC, generated based on the product transfer VP, in the blockchain to receive transfer of the ownership of the object.

Abstract: Disclosed herein are an apparatus and method for managing personal information.

Abstract: A method and an apparatus for providing a service using a kiosk by a service providing server by performing the steps of: receiving a device list of at least one kiosk having an ability to provide the service among a plurality of kiosks registered in a blockchain from a kiosk server; authenticating a first kiosk through a smart contract function embedded in the blockchain when a user requests the service through the first kiosk and determining whether the first kiosk is included in the device list; and providing the service to the user when the first kiosk is authenticated by the smart contract function and is included in the device list are provided.

Abstract: An inhibitor switch is provided. The inhibitor switch includes a housing having a rotor accommodation space and a Hall element accommodation space, a rotor disposed in the rotor accommodation space, and a magnet disposed on an outer circumferential surface of the rotor. A Hall element is disposed in the Hall element accommodation space and spaced apart horizontally from the magnet with a sensing surface facing an outer circumferential surface of the magnet. Further, the inhibitor switch include a cover configured to block an opening of the rotor accommodation space to prevent the rotor from being released.

Abstract: An electrode includes an electrode active material layer, wherein the electrode active material layer includes an electrode active material and a conductive agent, wherein the conductive agent includes a first conductive agent and a second conductive agent, wherein the first conductive agent includes a secondary particle in which a plurality of graphene sheets are arranged in different directions and a portion of one graphene sheet is connected to a portion of adjacent another graphene sheet, the second conductive agent includes a carbon nanotube structure in which 2 to 5,000 single-walled carbon nanotube units are bonded to each other, and the carbon nanotube structure is included in an amount of 0.01 wt % to 0.5 wt % in the electrode active material layer. A secondary battery including the electrode is also provided.

Abstract: Disclosed is an OpenFlow based distributed antenna system (DAS) policy routing method. The DAS policy routing method includes: extracting, by a DAS unit, a match field from header information of a received frame; and comparing, by the DAS unit, the extracted match field with a matching rule of a forwarding table to route according to a matching traffic transmission policy and output a frame to an output port of the DAS unit.

Abstract: The present disclosure relates to a novel polypeptide having an activity of exporting 5?-inosine monophosphate, a microorganism comprising the same, a method for preparing 5?-inosine monophosphate using the same, and a method for increasing export of 5?-inosine monophosphate.

Abstract: According to an embodiment of the present disclosure, provided is an optical detection system for detecting a laser speckle generated by multiple scattering of a wave irradiated toward a sample from a wave source, and based on a change in the laser speckle over time, detecting the presence of microbes in the sample in real time.

Abstract: There is provided a method of processing uplink Ethernet packets of an aggregation node included in a distributed antenna system, the method includes: receiving a plurality of uplink Ethernet packets; summing the plurality of received uplink Ethernet packets; and transmitting the summed uplink Ethernet packets in an uplink direction.

Abstract: Disclosed is a beacon-based positioning system. A beacon position in which a beacon is installable is defined in a target space, and a path loss model of radio frequency (RF) signals between all beacon positions and all observation positions of a scanner is determined. Among all possible installation plans for the beacon positions, an installation plan in which different beacon signals, whose RSSIs calculated using the path loss model have significant values, are received in a number greater than or equal to a minimum reference number and a total number of the beacons installed is minimum is determined as an optimal installation plan. The optimization problem of determining the optimal installation plan may be expressed by binary linear programming.

Abstract: A positive electrode material and a positive electrode and a lithium secondary battery including the same are provided. The positive electrode material having a bimodal particle size distribution which includes large-diameter particles and small-diameter particles having different average particle diameters (D50), wherein the large-diameter particles are lithium composite transition metal oxide having a nickel content of 80 atm % or more in all transition metals thereof, and the small-diameter particles are a lithium composite transition metal oxide including nickel, cobalt, and aluminum, having a nickel content of 80 atm % to 85 atm % in all transition metals, and having an atomic ratio of the cobalt to the aluminum (Co/Al) of 1.5 to 5.