Abstract: The technology and implementations disclosed in this patent document generally relate to a lithium secondary battery including: a first unit cell including a first anode including a 1-1 anode mixture layer and a 1-2 anode mixture layer on the 1-1 anode mixture layer, and a second unit cell including a second anode including a 2-1 anode mixture layer and a 2-2 anode mixture layer on the 2-1 anode mixture layer, wherein a weight ratio of the silicon-based active material in the 1-2 anode mixture layer is greater than a weight ratio of the silicon-based active material in the 1-1 anode mixture layer, and a weight ratio of the silicon-based active material in the 2-2 anode mixture layer is less than or equal to a weight ratio of the silicon-based active material in the 2-1 anode mixture layer.

Abstract: In some implementations, the anode includes a current collector, a first anode mixture layer formed on at least one surface of the current collector, and a second anode mixture layer formed on the first anode mixture layer. The first anode mixture layer and the second anode mixture layer include a carbon-based active material, respectively. The first anode mixture layer includes a first binder, a first silicon-based active material, and a first conductive material. The second anode mixture layer includes a second binder, a second silicon-based active material, and a second conductive material. Contents of the first conductive material and the second conductive material are different from each other with respect to the total combined weight of the first anode mixture layer and the second anode mixture layer. Types of the first silicon-based active material and the second silicon-based active material are different from each other.

Abstract: An anode for a lithium secondary battery includes an anode current collector, and an anode active material layer formed on at least one surface of the anode current collector. The anode active material layer includes a carbon-based active material, a first silicon-based active material doped with magnesium and a second silicon-based active material not doped with magnesium. A content of the first silicon-based active material is in a range from 2 wt % to 20 wt % based on a total weight of the anode active material layer.

Abstract: A multilayer electronic component includes: a body including dielectric layers and having first and second surfaces opposing each other in a first direction, third and fourth surfaces connected to the first and second surfaces and opposing each other in a second direction, and fifth and sixth surfaces connected to the first to fourth surfaces and opposing each other in a third direction; side margin portions disposed on the fifth and sixth surfaces, respectively; and external electrodes disposed on the third and fourth surfaces, respectively. The body includes an active portion including internal electrodes disposed alternately with the dielectric layers in the first direction, one of the internal electrodes includes a central portion and an interface portion disposed between the central portion and one of the dielectric layers, and the interface portion and one of the side margin portions include Sn.

Abstract: It is disclosed a blood glucose prediction system and method using saliva-based artificial intelligence deep learning technique.

Abstract: Provided is a semiconductor package. The semiconductor package includes a redistribution line structure comprising a plurality of redistribution line patterns; a first semiconductor chip and a second semiconductor chip on the redistribution line structure and spaced apart from each other; a bridge structure between the first semiconductor chip, the second semiconductor chip, and the redistribution line structure and comprising a plurality of connection wiring patterns configured to electrically connect the first semiconductor chip to the second semiconductor chip; and a molding layer surrounding a sidewall of the bridge structure and filled between the first semiconductor chip, the second semiconductor chip, and the redistribution line structure and between the first semiconductor chip and the second semiconductor chip, wherein lowermost surfaces of the plurality of connection wiring patterns are above uppermost surfaces of the plurality of redistribution line patterns.

Abstract: A server according to an embodiment includes a processor configured to receive a friend add request for a target account from a user terminal accessed with a user account; based on one of the user account and the target account being a protected account, transmit an approval request for the friend add request to a protector account connected to the protected account; and based on receiving a reply to the approval request from the protector terminal, add the target account to a friend list of the user account.

Abstract: Provided are a method for fabricating a highly elastic porous polymer membrane, a method for manufacturing a cell culture system using a porous polymer membrane fabricated by the fabrication method, and a cell culture system manufactured by the manufacturing method. The porous polymer membrane can be fabricated by spin coating a mixture solution containing a biodegradable elastomeric polymer and a water-soluble moisture absorbent in an optimum ratio while maintaining a high relative humidity. The porous polymer membrane has a uniform thickness and a uniform pore size and is highly elastic. In addition, the thickness and pore size of the porous polymer membrane can be controlled. The porous polymer membrane can induce active cell-cell interaction during cell co-culture due to its high porosity. The porous polymer membrane enables control over cell alignment or array due to its high biocompatibility and elasticity.

Abstract: The present disclosure relates to a novel PLK1 degradation inducing compound having a structure according to Formula I, a method for preparing the same, and the use thereof. The compounds of the present disclosure exhibit an effect of inducing PLK1 degradation. Therefore, the compounds of the present disclosure may be effectively utilized for preventing or treating PLK1-related diseases.

Abstract: Techniques and mechanisms described herein facilitate the storage of digital media recordings. According to various embodiments, a system is provided comprising a processor, a storage device, Random Access Memory (RAM), an archive writer, and a recording writer. The archive writer is configured to retrieve a plurality of small multimedia segments (SMSs) in RAM and write the plurality of SMSs into an archive container file in RAM. The single archive container file may correspond to a singular multimedia file when complete. New SMSs retrieved from RAM are appended into the archive container file if the new SMSs also correspond to the singular multimedia file. The recording writer is configured to flush the archive container file to be stored as a digital media recording on the storage device once enough SMSs have been appended by the archive writer to the archive container file to complete the singular multimedia file.

Abstract: A sensor, comprising including a composite substrate including a template material, where the template material includes a plurality of insulating fibers, and a plurality of carbon nanotubes bonded to the insulating fibers forming a nanotube coating on the insulating fibers, and where the composite substrate exhibits a tensional fracture induced by a unidirectional tensile force to the composite substrate, wherein the plurality of insulating fibers align along the tensile force and expand in an out-of-plane direction at the site of the fracture, a first electrode coupled to the nanotube coating on one side of the fracture, and a second electrode coupled to the nanotube coating on the opposite side of the fracture, such that an electrical signal applied between the first electrode and the second electrode passes through the plurality of junctions at the site of the fracture.

Abstract: Embodiments disclose a display panel including a glass substrate including a display area and a light-transmitting area, a circuit portion disposed in the display area, and a light emitting portion disposed on the circuit portion, wherein the glass substrate includes a first opening disposed at a position corresponding to the light-transmitting area, and the display panel includes a first etch-stop layer disposed on the glass substrate and surrounding the first opening, and a display device including the same.

Abstract: An embodiment of the present invention relates to a cylindrical secondary battery comprising: a cylindrical can having one opened end to form an opening; an electrode assembly accommodated in the cylindrical can; and a cap assembly including a vent plate which is disposed on the outermost side in the direction away from the opening and which has at least one notch, a cap down which is disposed to be spaced apart from the vent plate in the direction of the opening and which is electrically connected to the electrode assembly, a support plate which is disposed between the vent plate and the cap down so as to be coupled to the vent plate, and an insulating member which is inserted between the support plate and the cap down to insulate the support plate and the cap down from each other, wherein, when the gas inside the can is discharged toward the opening, the vent plate is ruptured to be separated from the cap assembly.

Abstract: Techniques and mechanisms described herein facilitate the management of digital rights for media content item presentation. According to various embodiments, a request for a content decryption key may be received at a media application implemented at a computing device. The request may be transmitted by a media content player implemented at the computing device. The request may be transmitted in accordance with a designated key exchange protocol. A license for an encrypted media content item corresponding with the requested content decryption key may be identified at the media application. Based on information included in the license, encrypted key material may be decrypted to create the requested content decryption key via a processor at the computing device. The requested content decryption key may be provided to the media content player.

Abstract: Techniques and mechanisms described herein facilitate the storage of digital media recordings. According to various embodiments, a system is provided comprising a processor, a storage device, Random Access Memory (RAM), an archive writer, and a recording writer. The archive writer is configured to retrieve a plurality of small multimedia segments (SMSs) in RAM and write the plurality of SMSs into an archive container file in RAM. The single archive container file may correspond to a singular multimedia file when complete. New SMSs retrieved from RAM are appended into the archive container file if the new SMSs also correspond to the singular multimedia file. The recording writer is configured to flush the archive container file to be stored as a digital media recording on the storage device once enough SMSs have been appended by the archive writer to the archive container file to complete the singular multimedia file.

Abstract: An eye-tracking system, including at least one vertical capacitance sensor, configured to measure the vertical position of a cornea of a user’s eye by sensing a position of an eyelid of the user; and at least one horizontal capacitance sensor, configured to measure the horizontal position of the cornea of the user’s eye by sensing a position of the user’s eyeball.

Abstract: Provided herein may be a memory device and a memory system having the memory device. The memory system includes a memory device including a plurality of memory blocks, each including chunk blocks, and page buffer blocks respectively coupled to the chunk blocks, and a memory controller configured to, based on chunk block status information indicating whether each of the chunk blocks is one of a pass chunk block and a bad chunk block, control the memory device to perform an operation corresponding to a command on merged pass chunk blocks obtained by merging pass chunk blocks coupled to different page buffer blocks among pass chunk blocks included in memory blocks, each of the memory blocks including both the pass chunk block and the bad chunk block.

Abstract: An electroluminescent display device includes a display panel including a display region, which includes a plurality of pixel arrangement regions and a plurality of scan circuit regions between the plurality of pixel arrangement regions, and a non-display region around the display region; a scan driving circuit formed in the plurality of scan circuit regions, and a clock signal line transferring a clock signal, and a first voltage line and a second voltage line located at both sides of the clock signal line, the clock signal line and the first and second voltage lines being located in the scan circuit region, wherein the first voltage line transfers a low potential driving voltage which is supplied to a cathode corresponding to the display region.

Abstract: A deformed display device includes a display area including a plurality of pixel array areas in which a plurality of pixel array groups are arranged and a plurality of circuit areas in which a plurality of driving circuits are arranged, wherein the pixel array groups and the driving circuits form a pixel block; and a dummy area disposed at one side of the display area and including a plurality of dummy pixel array areas in which a plurality of dummy pixel array groups are arranged and a plurality of dummy circuit areas in which a plurality of dummy circuits are arranged, wherein the dummy pixel array groups and the dummy circuits do not form the pixel block.

Abstract: A memory device which can perform various memory tests without increasing a size of the memory device. The memory device includes: a first pad for receiving external ROM data from a memory controller; a second pad for receiving an external clock signal corresponding to the external ROM data from the memory controller; and a control logic connected to the first pad and the second pad and configured to perform an operation corresponding to the external ROM data in response to the external clock signal in a test mode.