Abstract: An electronic device and method are provided. The electronic device includes a built-in microphone; a Bluetooth communication module configured to wirelessly connect to a first wireless external device including a speaker and a second wireless external device including a speaker; and a controller configured to detect a call establishment, if the call establishment is detected while one of the first and second wireless external devices is connected to the electronic device, operate the built-in microphone to receive sound based on information regarding the connected one of the first and second wireless external devices, and if the call establishment is detected while both of the first and second wireless external devices are connected to the electronic device, provide an incoming call audio signal received via the call establishment to one of the first and second wireless external devices.

Abstract: An electronic device and method are provided. The electronic device includes a built-in microphone; a Bluetooth communication module configured to wirelessly connect to a first wireless external device including a speaker and a second wireless external device including a speaker; and a controller configured to detect a call establishment, if the call establishment is detected while one of the first and second wireless external devices is connected to the electronic device, operate the built-in microphone to receive sound based on information regarding the connected one of the first and second wireless external devices, and if the call establishment is detected while both of the first and second wireless external devices are connected to the electronic device, select one of the first and second wireless external devices and provide an incoming call audio signal received via the call establishment to the selected one of the first and second wireless external devices.

Abstract: A semiconductor memory device includes a memory string and a peripheral circuit. The memory string has a pipe cell, a plurality of memory cells, and at least one channel layer having a three-dimensional U-shaped structure. The peripheral circuit is configured to perform an erase operation on the pipe cell. A method of operating the semiconductor memory device includes selecting the memory string and performing the erase operation on the pipe cell.

Abstract: An impellor for stirring a melt pool includes: an impellor body extending in the length direction; a blowing nozzle which is provided in such a way as to pass through one part at the bottom end of the impellor body; and a blade provided on the upper part of the impellor body. As a result, when the impellor is used, a stirring flow produced due to the blade and a stirring flow due to substances blown into the melt-pool via the blowing nozzle correspond to each other, and the two flows are combined such that the overall stirring force is improved. Consequently, it is possible to improve the efficiency of stirring by the impeller as compared with hitherto, and, as a result, refining efficiency in the refining step is improved as the rate of reaction between the melt-pool and additives is increased.

Abstract: Image sensor and method of manufacturing the same are provided. The image sensor includes a semiconductor substrate including a pixel area, a voltage connection area, and a pad area, a plurality of photoelectric conversion devices in the pixel area, an anti-reflective layer on a back side of the semiconductor substrate and on the plurality of photoelectric conversion devices, a device isolation structure between the plurality of photoelectric conversion devices, at least one voltage connection structure in the voltage connection area, and electrically connected to the device isolation structure, at least one voltage applying device electrically connected to the at least one voltage connection structure, an internal circuit including at least one conductive inner wire and at least one conductive inner via in an insulating layer, and a through via structure in the pad area.

Abstract: An apparatus and method for controlling a built-in microphone of a portable terminal is provided. The method includes checking whether a connection device connected to the portable electronic device includes an external microphone; operating the built-in microphone of the portable electronic device to receive a first signal, upon connecting a call, when the connection device does not include the external microphone; and selecting, upon connecting the call while a plurality of connection devices are connected to the portable electronic device, one connection device from among the plurality of connection devices to output a second signal.

Abstract: An electronic device and a method implemented in the electronic device are provided. The method includes detecting, by a device detector, whether a wired external device coupled to the electronic device and including a wired external speaker further includes a wired external microphone; providing a signal, by the device detector, indicating whether the wired external device includes the wired external microphone; detecting, by a controller, a call establishment; and operating, by the controller, a built-in microphone to receive a voice sound if the signal from the device detector indicates that the wired external device does not include the wired external microphone and providing a voice signal received from a second electronic device to the wired external device so that the wired external speaker outputs the voice signal, wherein the built-in microphone and a built-in speaker of the electronic device are coupled to the controller via a COder-DECoder (CODEC).

Abstract: Disclosed are an earthquake monitoring device and a method of installing the same, which can permit stable and efficient installation and operation on any ground surface with free-field conditions including level and sloped ground conditions, and can provide precise monitoring results of earthquakes. The earthquake monitoring device includes a sensor for sensing vibration; and a base having an upper surface formed into a leveled surface, wherein the sensor is secured to the upper surface, and the base is placed on an excavated ground such that the upper surface of the base is positioned on a ground surface or the sensor on the upper surface of the base intersects the ground surface.

Abstract: Disclosed is a copolymer containing an ?,?-ethylenically unsaturated monomer, a phosphorylcholine monomer, and a cross-linking agent as a monomer. Also disclosed are a cosmetic composition containing the copolymer and a cosmetic material using the cosmetic composition.

Abstract: A substrate for a light emitting diode (LED) and a method of manufacturing the substrate for the LED are provided. The substrate for the LED includes a conductive substrate which includes an upper surface including a first flat surface and a second flat surface stepped from the first flat surface, an insulating layer formed on the second flat surface, and an electrode layer spaced apart from the first flat surface and disposed on the insulating layer.

Abstract: An optical adjusting apparatus having an optical adjusting lens to perform image stabilization and auto focusing includes a base supporting a lens barrel on which the optical adjusting lens is mounted, a first driver to move the lens barrel in a first direction, a plurality of first ball bearings disposed between the base and the first driver, a second driver to move the lens barrel in a second direction that is perpendicular to the first direction, and a plurality of second ball bearings disposed between the first driver and the second driver.

Abstract: A re-reconfigurable built-in antenna of a portable terminal is provided. The antenna includes an antenna radiator having a feeding pad electrically connected to a feeding portion of a main board of the terminal and at least one ground pad disposed in a position different from that of the feeding pad for selectively establishing an electrical connection to a ground portion of the terminal, and a switching element, commonly connected to the at least one ground pad of the antenna radiator, for selectively establishing an electrical connection to the ground portion by a switching operation. The antenna radiator changes a shape of the antenna radiator by using the selective electrical connection of the ground portion so as to have various operational frequency bands and radiation properties.

Abstract: In a method for forming conductive patterns, a substrate is provided, and a pattern is formed on the substrate using a conductive pattern-forming composition and a printing method. The substrate with the pattern formed is positioned between two microwave-permeable panels and the pattern is fired using microwave. In a method for forming conductive patterns, the substrate is fixed by the microwave-permeable material during the firing of conductive patterns, and accordingly the deformation of substrate can be prevented and the firing process can be facilitated.

Abstract: A substrate transferring apparatus includes a first conveyer line assembly which transfers a substrate in a first direction, and includes a first base frame extending along the first direction, first and second pulleys respectively disposed at both end parts of the first base frame in the first direction, and a conveyer belt disposed on the first base frame, and driven by the first and second pulleys, and a first roller line assembly spaced apart from the first conveyer line assembly in a second direction which is substantially perpendicular to the first direction, and including a second base frame extending along the first direction, and a first roller part connected to the second base frame and including a plurality of rollers which contacts to the substrate.

Abstract: An electronic device and a method implemented in the electronic device are provided. The method includes detecting, by a device detector, whether a wired external device coupled to the electronic device and including a wired external speaker further includes a wired external microphone; providing a signal, by the device detector, indicating whether the wired external device includes the wired external microphone; detecting, by a controller, a call establishment; and operating, by the controller, a built-in microphone to receive a voice sound if the signal from the device detector indicates that the wired external device does not include the wired external microphone and providing a voice signal received from a second electronic device to the wired external device so that the wired external speaker outputs the voice signal, wherein the built-in microphone and a built-in speaker of the electronic device are coupled to the controller via a COder-DECoder (CODEC).

Abstract: A re-reconfigurable built-in antenna of a portable terminal is provided. The antenna includes an antenna radiator having a feeding pad electrically connected to a feeding portion of a main board of the terminal and at least one ground pad disposed in a position different from that of the feeding pad for selectively establishing an electrical connection to a ground portion of the terminal, and a switching element, commonly connected to the at least one ground pad of the antenna radiator, for selectively establishing an electrical connection to the ground portion by a switching operation. The antenna radiator changes a shape of the antenna radiator by using the selective electrical connection of the ground portion so as to have various operational frequency bands and radiation properties.

Abstract: An apparatus and method for controlling a multi-band antenna in a mobile communication terminal are provided. An apparatus for controlling a multi-band antenna in a mobile communication terminal includes a modem, an antenna unit, a Radio Frequency (RF) processing unit, and a switch module. The modem outputs at least one control signal corresponding to a target frequency band. The antenna unit changes a resonance frequency of the antenna according to the at least one control signal. The RF processing unit includes a plurality of transmission/reception (TX/RX) paths and processes TX/RX signals. The switch module connects the antenna to one of the TX/RX paths according to the at least one control signal.

Abstract: Provided are an anode for a secondary battery including an anode collector, an anode active material coated on the anode collector, and a non-coating portion (anode tab) which protrudes from one side of the anode collector and is not coated with an anode active material, wherein the anode includes a metal member which is bonded to the non-coating portion and has higher reactivity or reducibility with respect to a metal oxide than the anode collector, and a secondary battery including the anode.

Abstract: A semiconductor memory device includes a memory string and a peripheral circuit. The memory string has a pipe cell, a plurality of memory cells, and at least one channel layer having a three-dimensional U-shaped structure. The peripheral circuit is configured to perform an erase operation on the pipe cell. A method of operating the semiconductor memory device includes selecting the memory string and performing the erase operation on the pipe cell.

Abstract: An LCD device is disclosed. The LCD device includes a liquid crystal panel configured to include a bonding portion formed in its one edge, pluralities of gate and data lines arranged on it, and pixel regions defined by the gate and data lines. The bonding portion includes: first metal patterns formed away from each other and on a substrate of the liquid crystal panel; a gate insulation film and a protective layer sequentially formed to cover the first metal patterns; and a second metal pattern formed on the protective layer and electrically connected to the first metal patterns partially exposed by contact holes which are formed by partially etching the gate insulation film and protective layer.