Abstract: A sputtering apparatus includes: a first cylindrical target and a second cylindrical target, which are arranged in a first direction and parallel to each other; a first magnet disposed in the first cylindrical target; a second magnet disposed in the second cylindrical target; and a substrate holder spaced apart from the first and second cylindrical targets in a second direction which is perpendicular to the first direction, wherein each of a first angle formed by a first imaginary straight line from a center of the first magnet to a cylindrical axis of the first cylindrical target with a first perpendicular line and a second angle formed by a second imaginary straight line from a center to of the second magnet to a cylindrical axis of the second cylindrical target with a second perpendicular line is in a range of about 30 degrees to about 180 degrees.

Abstract: An operation method a storage device including a nonvolatile memory and a memory controller configured to control the nonvolatile memory is provided. The operation method includes erasing memory cells of the nonvolatile memory using the memory controller and prohibiting an erase of the erased memory cells for a critical time using the memory controller.

Abstract: A server and method of providing an object for accessing a service of a service provider are provided. The server includes a context model providing unit configured to provide to the service provider at least one context model that is associated with the service, which is used by a device or a user, and a situation in which the device or the user uses the service; a purchase request receiving unit configured to receive a purchase request submitted by the service provider for a context model which is selected from among the at least one context model; and an object generation unit configured to generate the object for accessing the service of the service provider. The generated object is matched with the context model associated with the purchase request received from the service provider.

Abstract: An operation method a storage device including a nonvolatile memory and a memory controller configured to control the nonvolatile memory is provided. The operation method includes erasing memory cells of the nonvolatile memory using the memory controller and prohibiting an erase of the erased memory cells for a critical time using the memory controller.

Abstract: A storage device includes a non-volatile memory including a plurality of memory groups; and a memory controller configured to determine a monitoring group from among the plurality of memory groups, determine a monitoring block from among a plurality of blocks included in the monitoring group, and determine whether the monitoring group is a fail group by monitoring the monitoring block using dummy data prior to failure of the monitoring group.

Abstract: A storage device includes a plurality of flash memories, a first local controller connected to a first group of flash memories among the plurality of flash memories, a second local controller connected to a second group of flash memories among the plurality of flash memories, and a global controller. The global controller transmits commands to the first local controller and the second local controller. The first local controller includes a first processor that transmits first information on a type and number of commands associated with an operation performed on the first group of flash memories to the global controller. The second local controller includes a second processor that transmits second information on a type and number of commands associated with an operation performed on the second group of flash memories to the global controller.

Abstract: A method and device which provide a recommendation to a user based on the type of device are provided. The device includes: a user input which is configured to receive a user touch input, a communicator which is configured to transmit a recommendation item request including identification information of the device to a server in response to the user touch input and receive at least one recommendation item selected based on the identification information of the device from the server; a display which is configured to display a recommendation panel including the received at least one recommendation item; and a controller which is configured to control the communicator to receive the at least one recommendation item and control the display to display the recommendation panel.

Abstract: A memory controller may include a buffer memory configured to store a plurality of metadata groups and a journal log set for a metadata group of the plurality of metadata groups, wherein the journal log set includes a plurality of journal logs respectively indicating update information for the plurality of metadata groups. The memory controller may include control circuitry configured to identify journal times taken to execute respective journal logs of the plurality of journal logs, identify a prediction time taken to update the metadata group based on the journal log set, and control a number of journal logs included in the journal log set based on the journal times and the prediction time.

Abstract: A method, performed by a device, of providing security content includes receiving a touch and drag input indicating that a user drags a visual representation of a first application displayed on a touch screen of the device to a fingerprint recognition area while the user touches the visual representation of the first application with a finger; performing authentication on a fingerprint of the finger detected on the touch screen using a fingerprint sensor included in the fingerprint recognition area; and when the performing authentication on the fingerprint is successful, displaying the security content associated with the first application on an execution window of the first application.

Abstract: A method and device for executing an application include operations of displaying an interest object on a screen of the device, in response to selection of the interest object, obtaining metadata matched with the interest object, determining an associated application associated with the interest object, executing the associated application by using the metadata as an input value to the associated application, and displaying, on the screen, a window indicating an execution result of the associated application executed by using the metadata.

Abstract: A method and device for executing an application include operations of displaying an interest object on a screen of the device, in response to selection of the interest object, obtaining metadata matched with the interest object, determining an associated application associated with the interest object, executing the associated application by using the metadata as an input value to the associated application, and displaying, on the screen, a window indicating an execution result of the associated application executed by using the metadata.

Abstract: A data storage device includes a controller connected via a plurality of channels to a plurality of clusters, wherein each cluster comprises a scale-out device including a scale-out controller and a buffer. The scale-out controller is connected to a plurality of sub-channels, each one of the plurality of sub-channels connecting a group of non-volatile memory (NVM) devices, such that the scale-out controller controls execution of data processing operations directed to any one of the NVM devices and the buffer.

Abstract: A content reproduction device includes a processor configured to request the server via the communicator for recommended content information in response to setting a content recommendation mode, receive the recommended content information from the server via the communicator, determine content based on the recommended content information and information regarding a user of the content reproduction device, and determine whether the user has reproduction authorization regarding the determined content. When determining that the user has no reproduction authorization regarding the determined content, the processor is configured to control the display to display a user interface for purchasing the reproduction authorization regarding the determined content, receive the determined content via the communicator from the server in response to receiving a user input for purchasing the reproduction authorization based on the user interface, and control the display to display the received content.

Abstract: A memory controller may include a buffer memory configured to store a plurality of metadata groups and a journal log set for a metadata group of the plurality of metadata groups, wherein the journal log set includes a plurality of journal logs respectively indicating update information for the plurality of metadata groups. The memory controller may include control circuitry configured to identify journal times taken to execute respective journal logs of the plurality of journal logs, identify a prediction time taken to update the metadata group based on the journal log set, and control a number of journal logs included in the journal log set based on the journal times and the prediction time.

Abstract: A storage device includes a non-volatile memory including a plurality of memory groups; and a memory controller configured to determine a monitoring group from among the plurality of memory groups, determine a monitoring block from among a plurality of blocks included in the monitoring group, and determine whether the monitoring group is a fail group by monitoring the monitoring block using dummy data prior to failure of the monitoring group.

Abstract: A data storage device includes a first multi-chip set which includes a first volatile memory, a first non-volatile memory, and a first core configured to control the first volatile memory and the first non-volatile memory, a second multi-chip set which includes a second volatile memory, a second non-volatile memory, and a second core configured to control the second volatile memory and the second non-volatile memory. A controller is connected to the first multi-chip set and the second multi-chip set and configured to swap a first logical address of a first storage region of the first non-volatile memory with a second logical address of a second storage region of the second non-volatile memory.

Abstract: A data storage device includes a first controller; a scale-out storage device; and an interface connected between the first controller and the scale-out storage device, wherein the first controller is configured to transmit, to the scale-out storage device through the interface, a first command including a command type and command information having a parameter with respect to the command type, wherein the scale-out storage device is configured to perform an operation corresponding to the first command, and wherein the scale-out storage device includes, a scale-out controller connected to the interface, a volatile memory connected to the scale-out controller, and a non-volatile memory connected to the scale-out controller.

Abstract: A data storage device includes a plurality of scale-out storage devices, and a controller configured to determine a characteristic of data and configured to transmit and receive the data to or from a first scale-out storage device among the plurality of scale-out storage devices based on the determined characteristic. Each of the plurality of scale-out storage devices includes a volatile memory, a nonvolatile memory, and a scale-out controller configured to control the volatile memory and the nonvolatile memory.

Abstract: A method and device which provide a recommendation to a user based on the type of device are provided. The device includes: a user input which is configured to receive a user touch input, a communicator which is configured to transmit a recommendation item request including identification information of the device to a server in response to the user touch input and receive at least one recommendation item selected based on the identification information of the device from the server; a display which is configured to display a recommendation panel including the received at least one recommendation item; and a controller which is configured to control the communicator to receive the at least one recommendation item and control the display to display the recommendation panel.

Abstract: A method, performed by a device, of providing security content includes receiving a touch and drag input indicating that a user drags a visual representation of a first application displayed on a touch screen of the device to a fingerprint recognition area while the user touches the visual representation of the first application with a finger; performing authentication on a fingerprint of the finger detected on the touch screen using a fingerprint sensor included in the fingerprint recognition area; and when the performing authentication on the fingerprint is successful, displaying the security content associated with the first application on an execution window of the first application.