Abstract: A metalens includes one or more regions of nanostructures. A first region of nanostructures directs a first field of view (FOV) of light incident on the first region of nanostructures to a first region of an image plane. A second region of nanostructures directs a second FOV of light incident on the second region of nanostructures to a second region of the image plane in which the second FOV is different from the first FOV, and the second region of the image plane is different from the first region of the image plane. A third region of nanostructures directs a third FOV of light to a third region of the image plane, in which the third FOV is different from the first FOV and the second FOV, and the third region of the image plane is different from the first region and the second region of the image plane.

Abstract: Disclosed herein are an apparatus and method for managing cache memory. The apparatus includes one or more processors and executable memory for storing at least one program executed by the one or more processors. The at least one program reads an s1-tag and an s2-tag of cache memory upon receiving an access request address for reading data in response to a request to access the cache memory, checks whether the access request address matches the value of the s1-tag and the value of the s2-tag, and reads the data from data memory when the access request address matches all of the value of the s1-tag and the value of the s2-tag.

Abstract: Providing a response to a user's speech or utterance by obtaining context information of the electronic device or a user of the electronic device, determine whether the electronic device or an external device is to perform automated speech recognition (ASR) of the user's speech or utterance, based on the context information, and provide a response to the user's speech or utterance based on a result of the electronic device or the external device performing the ASR.

Abstract: An ultrasound image processing device and a method for quantitative analysis of cardiac motion are provided. The device comprises: a display; and a processor configured to: obtain an ultrasound presentation, wherein the ultrasound presentation comprises one of an ultrasound image and an ultrasound video; perform a motion tracking on at least one region of interest according to the ultrasound presentation to obtain a tracking result of the at least one region of interest; determine a tracking quality of the tracking result of the at least one region of interest; and control the display to display the tracking quality of the at least one region of interest, wherein the tracking quality is a confidence of the tracking result of the corresponding region of interest and indicates a credibility of the tracking result of the corresponding region of interest.

Abstract: A multi-gate semiconductor structure and its manufacturing method are provided. The semiconductor structure includes a substrate having an active area and an isolation structure adjacent to the active area. The semiconductor structure includes a gate structure formed on the substrate and a gate dielectric layer between the gate structure and the substrate. The gate structure includes a first part above the top surface of the substrate and a second part connected to the first part. The second part of the gate structure is formed in the isolation structure, wherein the isolation structure is in direct contact with the bottom surface and sidewalls of the second part of the gate structure. A method of manufacturing the semiconductor structure includes partially etching the isolation structure to form a trench exposing the top portion of sidewalls of the substrate. The gate dielectric layer and the gate structure extend into the trench.

Abstract: A method of operating an electronic device includes determining initiation of a voice call on a first Subscriber Identity Module (SIM), while availing first data services through the first SIM. The initiation of a voice call leads to a fallback from a first Radio Access Technology (RAT). A Default Data Subscription/Service (DDS) is set to the first SIM. Further, the method includes registering with a first network through a second SIM, in response to determining the second SIM is registered with a second network with a second RAT. The method includes availing the first data services from the second SIM that is registered with the first network, while engaging in the voice call on the first SIM.

Abstract: A display device can include a wiring substrate including a first electrode, a plurality of semiconductor light-emitting elements electrically connected to the first electrode, a conductive adhesive layer on the wiring substrate and around the plurality of semiconductor light-emitting elements, an upper layer on one surface of the conductive adhesive layer and including a plurality of through holes corresponding to the plurality of semiconductor light-emitting elements, respectively, and a second electrode on the upper layer and electrically connected to the plurality of semiconductor light-emitting elements. The upper layer can include a thermosetting adhesive.

Abstract: A system includes: an image sensor configured to acquire an image; an image processor configured to generate a quantized image based on the acquired image using a trained quantization filter; and an output interface configured to output the quantized image.

Abstract: An air cleaner includes: a housing including a suction portion suctioning air and a discharge portion discharging air, a frame disposed inside the housing, a sterilizer sterilizing the suctioned air, a filter assembly filtering air, a blower moving air, a flow converter disposed on a top surface of the housing, guiding a flow of air, and discharging air inside the housing to an outside, and a guide guiding a direction of the flow converter. The sterilizer includes a sterilizing light source generating sterilizing light, a first sterilizing casing accommodating the sterilizing light source, and a second sterilizing casing coupled to a lower portion of the first sterilizing casing and supporting the first sterilizing casing and the sterilizing light source, where a portion of the first sterilizing casing is spaced apart from the second sterilizing casing to define a space therebetween that dissipates heat generated from the sterilizing light source.

Abstract: Embodiments of the present application provide a time synchronization method, UE, base station, device, and computer readable storage medium, wherein the time synchronization method includes receiving indication information, the indication information being used to indicate propagation delay between the UE and a base station and/or time information of a time sensitive network (TSN); determining a time granularity of one bit of the indication information; and performing TSN time synchronization according to the indication information and the time granularity of one bit of the indication information. The present application achieves more accurate time synchronization of a time sensitive network (TSN).

Abstract: A method of forming graphene includes: preparing a substrate in a reaction chamber; performing a first growth process of growing a plurality of graphene aggregates apart from each other on the substrate at a first growth rate by using a reaction gas including a carbon source; and performing a second growth process of forming a graphene layer by growing the plurality of graphene aggregates at a second growth rate slower than the first growth rate by using the reaction gas including the carbon source.

Abstract: An electronic device having a 5G antenna, according to the present invention, is provided. The electronic device comprises an antenna, which includes: a first metal pattern formed so that metal having a predetermined length and width is printed and arranged on the top of a substrate; a second metal pattern formed so that metal, which is spaced a predetermined distance from the first metal pattern and has a predetermined length and width, is printed and arranged; and a power feeding pattern formed so that a signal is coupling-fed to the first metal pattern and the second metal pattern.

Abstract: A storage device, including at least one nonvolatile memory device configured to store data; and a storage controller configured to: generate a virtual table including a plurality of random values, wherein each random value of the plurality of random values designates an index from among a plurality of indexes corresponding to a plurality of main functions; transmit the virtual table to a host; receive from the host a vendor unique command (VUC) generated by the host based on the virtual table; parse the VUC based on the virtual table, perform an operation corresponding to the at least one nonvolatile memory device based on the parsed VUC; and transmit a result of the operation to the host.

Abstract: The present disclosure provides a transformer module and a power module, wherein the transformer module comprises: a magnetic core, where a first insulating layer and a second wiring layer are sequentially disposed on the magnetic core from inside to outside; a first metal winding, wound around the magnetic core and comprising a first winding segment formed in the first wiring layer and a second winding segment formed in the second wiring layer; and a second metal winding, wound around the magnetic core and comprising a third winding segment formed in the first wiring layer and a fourth winding segment formed in the second wiring; where at least part of the first metal winding and the second metal winding are wound around the magnetic core in a foil structure.

Abstract: A lightweight industrial fuse has a housing and a conductive fuse. The housing has a first plastic half-housing and a second half-housing combined with each other. The conductive fuse is integrally formed and clamped between the first and second half-housing. The conductive fuse has a fusible body and two intermediary portions disposed within the housing, and two electrode portions exposed from two opposite ends of the housing. Thus, an enclosed accommodation cavity of the housing is defined through the combination of the first and second half-housing. A manufacturing process is simplified, and a manufacturing cost is decreased, and further a weight of the industrial fuse is effectively reduced.

Abstract: A tester, which is adapted to test a device under test (DUT), includes a first plurality of signal analysis circuits configured to analyze signals generated by a plurality of DUTs, and a second plurality of signal processing units configured to process the signals analyzed by the first plurality of signal analysis circuits. A switch array is provided, which is electrically coupled between the first plurality of signal analysis circuits and the second plurality of signal processing units. The switch array is configured to electrically connect selected ones of the first plurality of signal analysis circuits with corresponding ones of the second plurality of signal processing units. The number of signal processing units within the second plurality may be less than a maximum number of DUTs that can be connected to the first plurality of signal analysis circuits when the tester is testing a plurality of the DUTs.

Abstract: A wireless power receiver is disclosed. A wireless power receiver according to various embodiments of the present disclosure includes a resonant reception unit configured to receive wireless power by a resonance scheme; an inductive reception unit configured to receive wireless power by an induction scheme; and a power processing unit configured to process wireless power received at the resonant reception unit and the inductive reception unit. When the wireless power is received by the induction scheme, a current flowing in the inductive reception unit is greater than a current flowing in the resonant reception unit, and when the wireless power is received by the resonance scheme, a current flowing in the resonant reception unit is greater than a current flowing in the inductive reception unit.