Abstract:
A three-dimensional (3D) semiconductor memory device may include a substrate including a cell array region and a connection region, an electrode structure including pluralities of first and second electrodes that are vertically and alternately stacked on a surface of the substrate, extending in a first direction that is parallel to the surface of the substrate, and may include a stair step structure on the connection region, first and second string selection electrodes that extend in the first direction on the electrode structure and spaced apart from each other in a second direction that is parallel to the surface of the substrate and perpendicular to the first direction. The first and second string selection electrodes may each include an electrode portion on the cell array region and a pad portion that extends from the electrode portion in the first direction and on the connection region. Widths in the second direction of the pad portions may be different from widths in the second direction of the respective electrode portions.
Abstract:
A system, an apparatus, and a method of performing a charging operation in a host mode, which can perform a charging operation in a host mode of a terminal includes a terminal for simultaneously receiving a function of performing communication with a peripheral device and a charging function from an external accessory connected in the host mode. The external accessory simultaneously provides the charging function while performing the communication with the peripheral device to the terminal in a client mode.
Abstract:
An apparatus and a method are provided. The apparatus includes a connecter to connect with an electronic device external to the apparatus, and a processor configured to identify a connection with the electronic device via the connector, receive, using a first communication scheme, a message from the electronic device based at least in part on the identifying, determine, based at least in part on the message, whether the electronic device supports a second communication scheme, and establish a communication link corresponding to the second communication scheme with the electronic device based at least in part on a determination that the electronic device supports the second communication scheme.
Abstract:
A non-volatile memory device includes a substrate including an active region and a field region, selection transistors and cell transistors on the active region, bit line contacts on the bridge portions, and shared bit lines electrically connected to the bit line contacts. The active region includes string portions and bridge portions. The string portions extend in a first direction and are arranged in a second direction substantially perpendicular to the first direction, and the bridge portions connect at least two adjacent string portions. Each bridge portion has a length in the first direction equal to or longer than about twice a width of each bit line contact in the first direction.
Abstract:
Electronic devices according to various embodiments of the present invention comprise: a connector for communicating serial data to an external electronic device; a nonvolatile memory; and a processor, wherein the processor is configured to: acquire identification information of the external electronic device via the connector; confirm whether or not a designated mode of the external electronic device is supported at least on the basis of the identification information; based on the identification that the external electronic device supports the designated mode, acquire first additional information associated with the external electronic device; based on the identification that the external electronic device does not support the designated mode, acquire second additional information associated with the external electronic device; and store the identification information or at least a part of the second additional information in the nonvolatile memory.
Abstract:
An apparatus and a method of recognizing an external device in a portable terminal are provided. The apparatus includes a connector connected to the external device, and a controller configured to transmit a connection message, if the portable terminal is connected to the external device through the connector, the connection message asking whether the external device supports a second connection scheme to the external device by using a first connection scheme, configured to receive a connection response message as a response to the connection message from the external device, configured to determine based on the connection response message whether the external device supports the second connection scheme, and configured to recognize at least one device supporting the second connection scheme in the external device by activating the second connection scheme, if the external device supports the second connection scheme.
Abstract:
A vertical memory device includes a substrate including a cell region and a peripheral circuit region, gate electrodes sequentially stacked on the cell region of the substrate in a vertical direction substantially perpendicular to an upper surface of the substrate, a channel on the cell region and extending through the gate electrodes in the vertical direction, a first lower contact plug on the peripheral circuit region and extending in the vertical direction, a second lower contact plug on the peripheral circuit region adjacent to the first lower contact plug and extending in the vertical direction, and a first upper wiring electrically connected to the first lower contact plug. The first upper wiring is configured to and apply an electrical signal to the first lower contact plug. The second lower contact plug is not electrically connected to an upper wiring configured to apply an electrical signal.
Abstract:
Electronic devices according to various embodiments of the present invention comprise: a connector for communicating serial data to an external electronic device; a nonvolatile memory; and a processor, wherein the processor is configured to: acquire identification information of the external electronic device via the connector; confirm whether or not a designated mode of the external electronic device is supported at least on the basis of the identification information; based on the identification that the external electronic device supports the designated mode, acquire first additional information associated with the external electronic device; based on the identification that the external electronic device does not support the designated mode, acquire second additional information associated with the external electronic device; and store the identification information or at least a part of the second additional information in the nonvolatile memory.
Abstract:
Provided is a three-dimensional semiconductor memory device. The device may include a substrate that includes a cell array region and a connection region; an electrode structure provided on the substrate to extend in a first direction and include electrodes that are vertically stacked on the substrate and include pad portions which are stacked on the connection region to have a staircase structure; cell vertical structures provided on the cell array region to penetrate the electrode structure; dummy vertical structures provided on the connection region to penetrate the pad portion of each electrode; and cell contact plugs coupled to the pad portions of the electrodes. Each cell contact plug may have a non-circular top surface, and the dummy vertical structures may be arranged to surround each cell contact plug, in a plan view.
Abstract:
A method of operating an electronic device is provided. The method includes communicating data with a wireless network using a wireless communication, connecting to an external electronic device using a wired communication, exchanging data with the external device at a first data throughput using the wired communication while performing the wireless communication, and changing the first data throughput to a second data throughput while performing the wireless communication.