Abstract: The disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). A method for obtaining clock synchronization information in a base station configured to operate based on a reference clock of a wireless communication system in a wireless communication system is provided. The method includes obtaining a burst arrival time of TSCAI (time-sensitive communication assistance information) based on a TSN (time-sensitive networking) clock, obtaining offset information indicating the difference between the TSN clock and a reference clock of the wireless communication system, and adjusting the burst arrival time, based on the offset to obtain an adjusted burst arrival time based on a reference clock of the wireless communication system.

Abstract: A storage system, and a method for operating a storage system. In some embodiments, the system includes a first storage device and a second storage device, and the method includes: determining that the first storage device is in a read-only state and that the second storage device is in a read-write state; performing a write operation, of a first stripe, to the storage system; performing a first read operation, of a second stripe, from the storage system; and performing a second read operation, of the first stripe, from the storage system, wherein: the performing of the write operation includes: writing a portion of the first stripe to the second storage device, and making an entry in a mapping table for the first stripe.

Abstract: An embodiment discloses an electronic device including: a first memory in which multiple applications are stored; a second memory; and at least one processor operatively connected to the first memory and the second memory. The processor(s) is configured to determine, based on a history of usage of the multiple applications for a first period of time, a priority of the multiple applications over multiple time intervals included in a second period of time. The processor(s) is further configured to preload a predetermined first number of applications into the second memory based on the priority if a designated condition being satisfied; and preload a first list of applications into the second memory if the designated condition is satisfied in a first time interval, and preload a second list of applications into the second memory if the designated condition is satisfied in a second time interval.

Abstract: A transmitter is provided. The transmitter includes: a Low Density Parity Check (LDPC) encoder configured to encode input bits to generate parity bits; a parity permutator configured to perform parity permutation by interleaving the parity bits and group-wise interleaving a plurality of bit groups including the interleaved parity bits; and a puncturer configured to select some of the parity bits in the group-wise interleaved bit groups, and puncture the selected parity bits, wherein the parity permutator group-wise interleaves the bit groups such that some of the bit groups are positioned at predetermined positions, respectively, and a remainder of the bit groups are positioned without an order within the group-wise interleaved bit groups so that the puncturer selects parity bits included in the some of the bit groups positioned at the predetermined positions sequentially and selects parity bits included in the remainder of the bit groups without an order.

Abstract: Provided is a storage device including a non-volatile memory including a first memory block and a second memory block different from the first memory block, and a memory controller configured to receive, from a host, a first write mode command corresponding to the first memory block and a second write mode command corresponding to the second memory block, control the first memory block to perform a first write operation according to the first write mode command, and control the second memory block to perform a second write operation according to the second write mode command, both the first write operation and the second write operation being sequential write operations.

Abstract: A holographic display device includes a light source configured to emit light, the light including first light of a first wavelength, second light of a second wavelength, and third light of a third wavelength; a spatial light modulator configured to form a holographic pattern to modulate the light emitted from the light source and to produce a holographic image; and a focusing optical system configured to focus the holographic image. The focusing optical system includes a fixed-focus optical system having a fixed focal length, and a variable focus optical system having a focal length that is changed by electrical control. The fixed-focus optical system is configured to focus the first light of the first wavelength, the second light of the second wavelength, and the third light of the third wavelength on different positions, respectively, on an optical axis to cancel a chromatic aberration by the variable focus optical system.

Abstract: An electronic device including a deep memory model includes at least one memory and at least one processor coupled to the at least one memory. The at least one processor is configured to receive input data to the deep memory model. The at least one processor is also configured to extract a history state of an external memory coupled to the deep memory model based on the input data. The at least one processor is further configured to update the history state of the external memory based on the input data. In addition, the at least one processor is configured to output a prediction based on the extracted history state of the external memory.

Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). According to various embodiments of the present disclosure, a method for operating a user equipment (UE) supporting carrier aggregation (CA) with a master cell group (MCG) and a secondary cell group (SCG) in a wireless communication system is provided. The method comprising: detecting a radio link failure (RLF) of the MCG; when the RLF of the MCG is detected, determining whether a transmission to the SCG is suspended; and when the transmission to the SCG is determined to be suspended, initiating a connection re-establishment procedure.

Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). According to embodiments, a method performed by a distributed unit (DU), the method comprises generating a control plane (C-plane) message for multiple ports, the C-plane message including section information and a section extension; and transmitting the C-plane message to a radio unit (RU) via a specific port of the multiple ports. The section information includes information on a beam identifier (ID). The section extension includes beam group type information for indicating a type of beam grouping, and port information for indicating a total number of one or more extended antenna-carrier (eAxC) ports indicated by the section extension.

Abstract: A semiconductor memory device may include a substrate, a bit line structure extending in one direction on the substrate, the bit line structure including a sidewall, a storage node contact on the sidewall of the bit line structure, first and second spacers between the sidewall of the bit line structure and the storage node contact, the first spacer separated from the second spacer by a space between the first spacer and the second spacer, an interlayer dielectric layer on the bit line structure, the interlayer dielectric layer including a bottom surface, a spacer capping pattern extending downward from the bottom surface of the interlayer dielectric layer toward the space between the first and second spacers, and a landing pad structure penetrating the interlayer dielectric layer, the landing pad structure coupled to the storage node contact.

Abstract: A biological component estimation apparatus according to an aspect of the present invention includes: a light detector array including a plurality of light detectors; a plurality of light sources disposed on both ends of the light detector array; and a processor configured to calculate a blood vessel alignment index, which indicates a degree of alignment of the biological component estimation apparatus with respect to blood vessels, by using an intensity of a first light that is measured by the plurality of light detectors after the first light is emitted to a user's skin from a first light source disposed on one end of the light detector array among the plurality of light sources, and an intensity of a second light that is measured by the plurality of light detectors after the second light is emitted to the user's skin from a second light source disposed on the other end of the light detector array among the plurality of light sources.

Abstract: A circuit includes a controller to determine whether to prohibit entry of an end unit to a base station in a wireless communication network, the controller configured to process a media access control (MAC) management message that includes a timer value, the timer value designating a time period during which entry is prohibited.

Abstract: Embodiments of the present invention include a drive-to-drive storage system comprising a host server having a host CPU and a host storage drive, one or more remote storage drives, and a peer-to-peer link connecting the host storage drive to the one or more remote storage drives. The host storage drive includes a processor and a memory, wherein the memory has stored thereon instructions that, when executed by the processor, causes the processor to transfer data from the host storage drive via the peer-to-peer link to the one or more remote storage drives when the host CPU issues a write command.

Abstract: An image sensor chip includes a lower chip, an upper chip stacked on the lower chip and including a photoelectric element, a via hole penetrating through the upper chip and penetrating through at least a portion of the lower chip, and a conductive connection layer electrically connecting the lower chip and the upper chip to each other in the via hole. The upper chip includes an upper substrate, an upper isolation layer and an upper element on the upper substrate, a connection contact plug, and a multilayer interconnection line electrically connected to the connection contact plug. A distance between an upper surface of the connection contact plug and an upper surface of the upper isolation layer is greater than a distance between an upper surface of an upper gate electrode of the upper element and an upper surface of the upper isolation layer.

Abstract: A semiconductor device may include a substrate including trenches and contact recesses having a curved surface profile, conductive patterns in the trenches, buried contacts including first portions filling the contact recesses and second portions on the first portions, and spacer structures including first and second spacers. The second portions may have a pillar shape and a smaller width than top surfaces of the first portions. The buried contacts may be spaced apart from the conductive patterns by the spacer structures. The first spacers may be on the first portions of the buried contacts at outermost parts of the spacer structures. The first spacers may extend along the second portions of the buried contacts and contact the buried contacts. The second spacers may extend along the side surfaces of the conductive patterns and the trenches. The second spacers may contact the conductive patterns. The first spacers may include silicon oxide.

Abstract: A semiconductor package includes a package substrate, a connection substrate on the package substrate, a first image sensor chip on the connection substrate, a second image sensor chip on the connection substrate, the second image sensor chip being horizontally spaced apart from the first image sensor chip, and a memory chip disposed on the package substrate and electrically connected to the first image sensor chip through the connection substrate. A distance between the first image sensor chip and the second image sensor chip is less than a thickness of the first image sensor chip.

Abstract: Provided are systems, methods, and apparatuses for providing storage-efficient sensors. A method can include: using a discovery service to determine one or more parameters associated with a storage device via a network over a medium; transmitting data from at least one sensor to a storage device via the network over the medium; processing the data and storing at least a portion of the data at the storage device; and transmitting at least a second portion of the data via the network to at least one host.

Abstract: A method and system for acquiring mmWave carrier in a wireless communication network is disclosed. In one embodiment, an MS acquires a low frequency carrier and then acquires the high frequency carrier. Since the low frequency carrier and the high frequency carrier are transmitted by same BS, the BS provides assistance information on the acquired low frequency carrier to the MS to acquire a synchronization signal which is transmitted on a high frequency carrier using beamforming. The assistance information includes synchronization signal beam time slots, synchronization signal beams which the MS needs to search, beam ID and so on. Based on the assistance information, the MS monitors the high frequency carrier to search and acquire the synchronization beam signal transmitted on the high frequency carrier. The MS determines the beam ID of the received synchronization beam signal and reports to the BS on the low frequency carrier.

Abstract: A laser beam delivery apparatus of an extreme ultra violet light source may include a high power seed module configured to generate a laser beam, a power amplifier configured to amplify the laser beam generated by the high power seed module, a beam transfer module configured to collect and move the laser beam amplified by the power amplifier, a final focusing assembly optical platform configured to adjust focus of the laser beam collected and moved by the beam transfer module, and a focusing unit configured to focus the laser beam with the focus adjusted by the final focusing assembly optical platform to a target droplet. The power amplifier may include a position adjuster configured to adjust a position of the laser beam. The position adjuster may include a refraction plate having a flat surface. The power amplifier may include a pointing adjuster, which may include a mirror.

Abstract: Provided are an organometallic compound represented by Formula 1, an organic light-emitting device including the organometallic compound, and a diagnostic composition including the organometallic compound.