Abstract: An all-solid secondary battery including: a cathode including a cathode active material layer; an anode including an anode active material layer; and a solid electrolyte layer including a sulfide solid electrolyte between the cathode active material layer and the anode active material layer, wherein an arithmetic mean roughness (Ra) of an interface between the cathode active material layer and the solid electrolyte layer is about 1 micrometer or less, and a relative density of the solid electrolyte layer is about 80% or more.

Abstract: A data transmission method for a convolution operation, and a convolution operation apparatus including a fetcher that includes a loader, at least one sender, a buffer controller, and a reuse buffer. The method includes loading, by the loader, input data of an input feature map according to a loading order, based on input data stored in the reuse buffer, a shape of a kernel to be used for a convolution operation, and two-dimensional (2D) zero-value information of weights of the kernel; storing, by the buffer controller, the loaded input data in the reuse buffer of an address cyclically assigned according to the loading order; and selecting, by each of the at least one sender, input data corresponding to each output data of a convolution operation among the input data stored in the reuse buffer, based on one-dimensional (1D) zero-value information of the weights, and outputting the selected input data.

Abstract: A method includes supplying, using a water supply coupled to a tub of a dishwasher, water into the tub, wherein the tub includes a sump and a sprayer; circulating, using a circulation circuit coupled to the sump and the sprayer, the water from a sump to the sprayer; storing, using a water tank coupled to the circulation circuit, the circulated water from the circulation circuit on completion of a first phase; drawing heat, using a supply side of a thermoelectric module system coupled to the circulation circuit and the water tank, from the stored water in the water tank from the first phase; and outputting, using an output side of the thermoelectric module system, heat to the circulated water in the circulation circuit for a second phase.

Abstract: A beamformee device includes processing circuitry configured to obtain channel information associated with a plurality of subcarriers based on a null data packet (NDP) received through a channel from a beamformer device, measure a variation on a frequency of the channel based on the channel information, determine a grouping size value based on the variation, select one or more first subcarriers among the plurality of subcarriers based on the grouping size value, select first channel information among the channel information based on the one or more first subcarriers, generate a beamforming feedback report based on the first channel information, and transmit the beamforming feedback report to the beamformer device.

Abstract: Various embodiments described herein disclose a protective cover of an electronic device, a protective cover package including the protective cover, and an electronic device to which the protective cover is applied. The protective cover includes a first protective layer including a flat region and a curved region and having a specified transparency, the curved region being disposed at an edge of the flat region and having a specified curvature, a second protective layer disposed below the first protective layer, the second protective layer being thicker than the first protective layer by a specified thickness or more, a bonding layer for bonding the first protective layer and the second protective layer, and an adhesive layer disposed below the second protective layer, wherein the first protective layer is thicker than the second protective layer. Various embodiments are possible.

Abstract: A device and a method for reducing power consumption of an electronic device is provided. The electronic device includes a display device, a battery, and at least one processor configured to be operatively connected to the display device, wherein the processor may determine whether to perform a handover to a second communication network, based on whether the display device is activated and a data throughput, in a state of connection to a first communication network among a plurality of communication networks supportable by the electronic device, and perform a handover to the second communication network when it is determined to perform the handover to the second communication network.

Abstract: A semiconductor memory device includes a substrate having a first region, a second region, and a third region main separation regions extending in the first direction and apart from each other in a second direction, first auxiliary separation regions extending in the first direction and spaced apart from each other in the second direction, and second auxiliary separation regions extending in the first direction and spaced apart from each other in the second direction. The first auxiliary separation regions are at a first pitch in the second direction between the main separation regions, the second auxiliary separation regions are disposed at a second pitch, smaller than the first pitch in the second direction between the main separation regions, and the first auxiliary separation regions and the second auxiliary separation regions are shifted from each other in the second direction.

Abstract: An induction heating cooker for achieving high output of power and small thickness is provided. The induction heating cooker includes a main body provided at an upper side with a top plate, a heating coil to induction-heat a heating object loaded on the top plat, and a blower device configured to draw external air into the main body and blow the air into the heating coil. The heating coil and the blower device are accommodated in the main body. The main body is provided therein with a first flow path allowing air blown by the blowing device to be supplied toward the heating coil from an outer periphery side and a second flow path allowing air blown by the blowing device to be supplied toward the heating coil from a lower side.

Abstract: A semiconductor chip includes a semiconductor substrate including a bump region and a non-bump region, a bump on the bump region, and a passivation layer on the bump region and the non-bump region of the semiconductor substrate. No bump is on the non-bump region. A thickness of the passivation layer in the bump region is thicker than a thickness of the passivation layer in the non-bump region. The passivation layer includes a step between the bump region and the non-bump region.

Abstract: The present disclosure relates a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services.

Abstract: A heat sink fastening structure includes a push pin to fasten a heat sink to a printed circuit board (PCB) and including a head portion formed at an end thereof, a bracket mounted on the PCB and including a through hole formed at a central portion thereof to allow the head portion to penetrate, and an accommodating hole included in the PCB to accommodate the head portion therein, and the head portion is configured to penetrate the through hole and thereafter be accommodated in the accommodating hole, to thereby be fixed to the bracket.

Abstract: A method for operating a storage controller includes receiving a first read command, performing a first read of data stored in a nonvolatile memory using a first read level and receiving a first read data, performing first error correction decoding of the first read data to determine whether the first error correction decoding succeeds, determining a second read level using a predetermined method, and determining a first soft decision offset value of the second read level, reading data stored in the nonvolatile memory using the determined second read level and the first soft decision offset value and receiving a first soft decision data, performing second error correction decoding of the first soft decision data to determine whether the second error correction decoding succeeds, and storing the second read level, a first method used to determine the second read level and the first soft decision offset value.

Abstract: Provided are transistors including an electride electrode. The transistor includes a substrate, a source region and a drain region doped with ions of different polarity from the substrate in a surface of the substrate, a source electrode and a drain electrode including an electride material on the source region and the drain region, a gate insulating layer surrounding the source electrode and a drain electrode on the substrate, and a gate electrode between the source electrode and the drain electrode on the substrate. The source electrode and the drain electrode have an ohmic contact with the substrate.

Abstract: A solid state drive (SSD) apparatus includes a case including an air tunnel disposed between an inner plate and an upper wall and an accommodation space between the inner plate and a lower wall. The air tunnel extends in a first direction, and both end parts of the air tunnel are exposed to the outside. A substrate is disposed in the accommodation space. At least one semiconductor chip is disposed on the substrate.

Abstract: An electronic device is provided. The electronic device includes a camera, a display, and a processor configured to obtain a first image including one or more external objects by using the camera, display to output a three-dimensional (3D) object generated based on attributes related to a face among the one or more external objects using the display, receive a selection of at least one graphic attribute from a plurality of graphic attributes which can be applied to the 3D object, generate a 3D avatar for the face based on the at least one graphic attribute, and generate a second image including at least one object reflecting a predetermined facial expression or motion using the 3D avatar.

Abstract: Provided is an image sensor and an operation method of the image sensor. The image sensor includes a pixel array including a plurality of white pixels, a plurality of color pixels, and a plurality of auto focus (AF) pixels, a first shared pixel including the plurality of white pixels and the plurality of color pixels includes a first conversion gain transistor and a second conversion gain transistor configured to control a conversion gain of the first shared pixel, and a second shared pixel including some of the plurality of white pixels and the plurality of color pixels and at least one AF pixel includes a third conversion gain transistor and a fourth conversion gain transistor configured to control a conversion gain of the second shared pixel. The first conversion gain transistor, the second conversion gain transistor, the third conversion gain transistor, and the fourth conversion gain transistor are connected to different conversion gain control lines, respectively.

Abstract: A composite cathode active material and a cathode and a lithium battery including the composite cathode active material. The composite cathode active material has a core including a plurality of primary particles including a nickel-containing first lithium transition metal oxide having a layered crystal structure; a grain boundary disposed between adjacent primary particles of the plurality of primary particles; and a shell on the core, the shell including a second lithium transition metal oxide having a spinel crystal structure, wherein the grain boundary includes a first composition having a spinel crystal structure.

Abstract: A provided a storage device configured to support a number of namespaces. The storage device includes a memory and a controller coupled to the memory. The controller includes a host interface layer and a flash translation layer configured to report to the host interface layer a first over-provisioning chunk from an over-provisioning pool and a first chunk separate from the over-provisioning pool. The controller is configured to receive a command at the host interface layer to utilize a portion of the memory for a first namespace from among the number of namespaces and the first namespace includes an unaligned chunk. The controller is configured to utilize the first over-provisioning chunk as the unaligned chunk of the first namespace. A number of over-provisioning chunks to be utilized as unaligned chunks is less than the number of namespaces.