Abstract:
A noise reduction device and method comprises: at least one sound pickup microphone module for picking up sound from a medium to generate a noise pickup signal; at least one speaker driver for transmitting, to the medium, a vibration corresponding to a noise cancellation signal generated on the basis of the noise pickup signal; and a controller for generating the noise cancellation signal on the basis of the noise pickup signal.
Abstract:
A variable resistance memory device, and methods of manufacturing the same, include a plurality of first conductive structures extending in a first direction, a plurality of second conductive structures extending in a second direction crossing the first direction over the first conductive structures, the second conductive structures, and a plurality of memory cells that are formed at intersections at which the first conductive structures and the second conductive structures overlap each other, and each includes a selection element and a variable resistance element sequentially stacked. An upper surface of each of the first conductive structures has a width in the second direction less than a width of a bottom surface of each of the selection elements.
Abstract:
A communication system and a method of transmitting and/or receiving data in the communication system are provided. A method of transmitting media data of a camera to a user terminal in a communication environment in which the camera connected to a first network and the user terminal connected to a third network are connected to a second network includes: obtaining second address information of the second network that corresponds to first address information of the first network, from an address conversion apparatus; obtaining third address information of the second network from an address providing apparatus connected to the second network; transmitting the first through third address information to the user terminal through a session control server connected to the second network; and transmitting the media data to the user terminal based on at least one of the first through third address information.
Abstract:
Disclosed is a method for producing high-purity lithium carbonate. The method includes: removing magnesium and boron from a brine; separating and removing the remaining magnesium and calcium; concentrating the resulting brine by spray drying to form a powder; washing the powder to concentrate lithium; and carbonating the lithium ions with sodium carbonate (Na2CO3).
Abstract translation:公开了一种高纯度碳酸锂的制造方法。 该方法包括:从盐水中除去镁和硼; 分离和除去剩余的镁和钙; 通过喷雾干燥浓缩所得盐水以形成粉末; 洗涤粉末浓缩锂; 并用碳酸钠(Na 2 CO 3)碳酸化锂离子。
Abstract:
A mobile terminal having a touch screen and a method present a user interface in the mobile terminal having a touch screen. The method includes: detecting a touched area corresponding to a touch when the touch is sensed in the touch screen; and executing different functions according to whether the detected touched area is equal to or greater than a preset area threshold. Various touch inputs are sensed through a touch screen in the mobile terminal, and the mobile terminal and method present user interfaces corresponding to the respective touch inputs.
Abstract:
A camera is provided that includes a first panel including a plurality of lens units to capture an image, the lens units being disposed at one side of the first panel; a second panel that is rotatably connected to one edge of the first panel so that the first panel and the second panel rotate relative to each other between a first position contacting the one side of the first panel and a second position contacting the other side of the second panel; and an electronic mirror display unit to display an image if a signal is applied to the electronic mirror display unit and to reflect light if a signal is not applied to the electronic mirror display unit, the electronic mirror display unit being disposed at one side of the second panel corresponding to the one side of the first panel at the first position.
Abstract:
An operating method of a terminal based on multiple inputs and a portable terminal supporting the same are disclosed. The operating method includes: receiving a sensor signal in a state that a touch-down event having at least one touch point is being maintained, generating respective distinct commands according to at least one of a number of touch points of the touch-down event, and a type and a form of the certain sensor signal, activating one of a user function or controlling an operation of a currently activated user function according to the generated commands; and controlling variation in a screen output on a display panel according to the activation or the control of the user function.
Abstract:
Non-volatile memory devices and related methods are provided. The non-volatile memory devices include a memory cell array having a plurality of cell strings, each cell string including: a plurality of memory cells stacked in a direction perpendicular to a substrate, a ground selection transistor between the plurality of memory cells and the substrate, and a string selection transistor between the plurality of memory cells and a bit line; an address decoder coupled to the plurality of memory cells in the plurality of cell strings through word lines, to the string selection transistors in the plurality of cell strings through string selection lines, and to the ground selection transistors in the plurality of cell strings through a ground selection line; a read/write circuit coupled to the string selection transistors in the plurality of cell strings through the bit lines; and control logic configured to adjust a substrate voltage applied to the substrate such that threshold voltages of the ground selection transistors are higher than a predetermined level during read operations for at least one of the plurality of memory cells in the plurality of cell strings.
Abstract:
Provided is a portable terminal providing environment adapted to a current situation and a method for operating the same. The method includes the steps of: collecting current situation information of the portable terminal; searching preset situation information classified as a same situation as the current situation information; extracting function information of the portable terminal corresponding to the searched preset situation information; and constituting a Graphic User Interface (GUI) according to the extracted function information.
Abstract:
The present invention relates to a high-concentration oxygen-dissolving apparatus using ultrasonic waves. More particularly, the present invention relates to a high-concentration oxygen-dissolving apparatus using ultrasonic waves in which, when liquid is introduced via an inlet port, a sediment filter filters out foreign substances, a pre-carbon filter filters out harmful chemical substances, a UF membrane filter filters out impurities, a post-carbon filter filters out gas components and odorous components, the filtered liquid is stored in a storage tank, the liquid stored in the storage tank passes through a cooling device to be cooled to a low temperature, the liquid compressed to high pressure by means of a high pressure pump and a Venturi tube is introduced into an ultrasonic wave irradiating unit, oxygen is dissolved into the liquid by ultrasonic waves irradiated from the ultrasonic wave irradiating unit, the liquid flows to the storage tank through a flow pipe, and the liquid having an oxygen concentration higher than a predetermined level is discharged through an outlet pipe.