Abstract: A washing machine includes a wash tub in which wash water is stored, and a water supply hose to supply the wash water into the wash tub. Movement of the wash water through the water supply hose is carried out by a hydraulic pressure of an external water supply source in an entire region of the water supply hose.

Abstract: A non-volatile memory device includes a lower electrode, a phase-change material layer formed on the lower electrode so as to be electrically connected to the lower electrode, and an upper electrode formed on the phase-change material layer so as to be electrically connected to the phase-change material layer. The phase-change material layer includes a phase-change material including a composition represented by the formula (I)A(IIXIIYIVZ)(1-A), where I is at least one of As and Se, II is at least one of Ge, Si and Sn, III is at least one of Sb and Bi, and IV is at least one of Te and Se, and where 0.001?A?0.3, 0.001?X?0.3, 0.001?Y?0.8, 0.1?Z?0.8, and X+Y+Z=1.

Abstract: A non-volatile memory device including a phase-change material, which has a low operating voltage and low power consumption, includes a lower electrode; a phase-change material layer formed on the lower electrode so as to be electrically connected to the lower electrode, wherein the phase-change material layer includes a phase-change material having a composition represented by SnXSbYTeZ or, alternatively with substitutions, in whole or in part, of silicon and/or indium for tin, arsenic and/or bismuth for antimony, and selenium for tellurium; and an upper electrode formed on the phase-change material layer so as to be electrically connected to the phase-change material layer. Here, 0.001?X?0.3, 0.001?Y?0.8, 0.1?Z?0.8, and X+Y+Z=1.

Abstract: Power meter based on a system-on-a-chip (SoC) is disclosed. The power meter provides all necessary functions related to power metering, power information processing and power information transmission on the basis of a system-on-a-chip enabling power meter functions to be mounted in a single chip in a manner that hardware resources can be recombined to implement hardware logics ensuring portability according to customer needs.

Abstract: A coupler-integrated transformer for processing power line communication is disclosed. The transformer includes a sensor unit to obtain power and transformer state information, low- and high-voltage power line communication modules to send the power and transformer state information via a low-voltage or high-voltage power line, and to send a communication signal from the low-voltage power line to the high-voltage power line or vice versa via signal amplification, low- and high-voltage power line communication couplers connected to the low- and high-voltage power line communication modules to perform insertion and extraction of the communication signal with respect to a power distribution line, and a microcontroller to process the information from the sensor unit and supply the processed information to the power line communication modules.

Abstract: Image processing apparatus and methods perform effective labeling of objects in an image while advantageously requiring only a small memory. The apparatus and methods practicably and effectively implement various applications, in particular, a detection technique for determination of a detection target. The apparatus comprises a detection unit for detecting values of pixels adjacent to a target pixel within a transformation matrix area of a binary image. The apparatus also includes a labeling unit for assigning a label value to the target pixel. The assigned label value is either a new value or the value existing in the pixels adjacent the target pixel, depending on the value of the adjacent pixels' label.

Abstract: Disclosed is a method for manufacturing a semiconductor optical device for flip-chip bonding. The method includes the steps of: etching an active layer and clad which are sequentially stacked on a semiconductor substrate into first and second alignment keys and an optical area, which has a mesa structure; growing at least two insulating layers at mesa-etched portions between the first and second alignment keys and the optical areas; and forming protection masks on the first and second alignment keys, growing an electrode on the optical area and the insulating layer except for the protection masks, and removing the protection masks.

Abstract: Disclosed are a drain device having a drain filter, which causes foreign substances contained in washing water to be effectively filtered out by a filter chamber to prevent the foreign substances from flowing into a pump chamber, and allows the washing water to smoothly flow in the filter chamber to use the drain filter for a long time, and a washing machine having the same. The washing machine includes a housing provided with a washing chamber; and a drain device including a filter chamber provided with a filter member installed therein filtering out foreign substances from washing water in the washing chamber, and a pump chamber connected to the filter chamber to forcibly discharge the washing water. The filter member has a sectional area gradually increased toward the pump chamber and is provided with an end terminal separated from an inlet of the pump chamber by a designated distance.

Abstract: A vertical-cavity surface emitting laser includes a substrate and a first mirror that is grown on the substrate, a second mirror grown on the first mirror for resonating the first mirror and light, an active layer between the first mirror and the second mirror for generating and amplifying the light, an upper electrode grown on the active layer and a lower electrode formed on the first mirror for supplying current to the active layer, a planarizing polymer formed on the first mirror for burying the active layer and the second layer, and a first external terminal extending from the upper electrode in a vertical upward direction to be exposed to the top surface of the planarizing polymer and a second external terminal extending from the lower electrode to expose its one surface to the top surface of the planarizing polymer.

Abstract: A caller identification service providing system including: a biz lettering database recording identification information with respect to at least one originating terminal belonging to a subscriber and predetermined multimedia data registered by the subscriber; and a biz lettering server receiving a call request signal from the at least one originating terminal, reading the multimedia data corresponding to the identification information of the at least one originating terminal from the biz lettering database, and transmitting the call request signal including the read multimedia data to a terminating terminal.

Abstract: Provided are a system and method for providing an Application Program Interface (API) program of a mobile terminal. A system for providing an API program of a mobile terminal to a program terminal includes: a program terminal for building a memory according to information about a memory size allocated by a mobile terminal and receiving an API program having a size corresponding to the memory size; and a mobile terminal for allocating a memory in response to a request of the program terminal, copying the API program to the memory according to the information about the allocated memory size, and transmitting the copied API program to the program terminal.

Abstract: A distribution automation system is disclosed. The system includes a switch for detecting a voltage/current status of electric power equipment to output the resulting detect signal, and supplying or cutting off power to the power equipment, and a control box including a control unit for converting the detect signal from the switch into a control signal, a distribution automation terminal unit for determining the presence or absence of a failure in the power equipment based on the control signal and controlling the switch according to a result of the determination, and a communication unit for transmitting the control signal to a central control station, wherein the control unit, the distribution automation terminal unit and the communication unit are formed on one board.

Abstract: A method of detecting an etching end-point includes the steps of: forming a mask on a pattern area of an etching object; forming an etching indicator on an etching area of the etching object, which is not covered by the mask; etching the etching object using the mask; and evaluating the size of a remaining object covered by the mask using the etching indicator.

Abstract: Provided is a flat panel display (FPD), and more particularly, an FPD to display an image by controlling optical properties of a portion of the FPD. The FPD may include an image panel unit whose optical properties are locally controlled; a panel control unit to form a line field by controlling optical properties of a horizontal or vertical line region of the image panel unit; and an image input unit to project an image, which is to be output on the image panel unit, to the formed line field.

Abstract: A vertical cavity surface emitting laser and a method for fabricating thereof are disclosed. The laser includes: a reflective laser formed at a center portion of a contact layer, and an upper electrode that is separated from a reflective lens and that encloses the reflective lens. The method for fabricating the laser includes the steps of: sequentially growing a lower reflective mirror, an oscillation region, an upper reflective mirror, and a contact layer on a upper surface of a semiconductor substrate; forming a lower electrode on a lower surface of the semiconductor substrate; forming, on the contact layer, an annular mask with a mesa shaped opening at the center portion; growing, through the opening of the mask with a mesa structure, a reflective mirror with a center and peripheral portions of different thickness; and forming annular upper electrode surrounding the reflective mirror after removing the mask.

Abstract: A photonic integrated device using a reverse-mesa structure and a method for fabricating the same are disclosed. The photonic integrated device includes a first conductive substrate on which a semiconductor laser, an optical modulator, a semiconductor optical amplifier, and a photo detector are integrated, a first conductive clad layer and an active layer sequentially formed on the first conductive substrate in the form of a mesa structure, a second conductive clad layer formed on the active layer in the form of a reverse-mesa structure, an ohmic contact layer formed on the second clad layer in such a manner that the ohmic contact layer has a width narrower than the width of an upper surface of the second conductive clad layer, a current shielding layer filled in a sidewall having a mesa and reverse-mesa structure, and at least one window area formed between the above elements.

Abstract: The present invention relates to a contents download system and method a using wireless internet platform. The contents download system of the present invention includes a contents providing server which stores a transmission log including transmission volume information in contents transmission; a short message server which transforms transmission log information into a short message and transmits it when the transmission log information is received from the contents providing server; and a mobile communication terminal which receives contents from the contents providing server. According to the present invention, more efficient contents retransmission as a result of the interruption of the contents transmission occurred in transmitting the contents is possible.

Abstract: A vertical-cavity surface emitting laser includes a substrate and a first mirror that is grown on the substrate, a second mirror grown on the first mirror for resonating the first mirror and light, an active layer between the first mirror and the second mirror for generating and amplifying the light, an upper electrode grown on the active layer and a lower electrode formed on the first mirror for supplying current to the active layer, a planarizing polymer formed on the first mirror for burying the active layer and the second layer, and a first external terminal extending from the upper electrode in a vertical upward direction to be exposed to the top surface of the planarizing polymer and a second external terminal extending from the lower electrode to expose its one surface to the top surface of the planarizing polymer.

Abstract: A planar light waveguide includes at least two cores, which are transmission media of optical signals, a clad surrounding the cores and guiding the optical signals inside the cores, and a dummy core located between the cores.

Abstract: An optical spot size converter integrated laser device includes a substrate; a first waveguide laminated on the substrate and optically coupled to an optical fiber, the first waveguide being divided into a light source region having an active waveguide and an optical spot size converter region, and a trench formed on both lateral walls of the first waveguide on the substrate so that light emitted from the active waveguide interferes with light reflected by a wall surface of the first waveguide inside the first waveguide. By means of mutual interference between light emitted directly from the active waveguide of the laser device and light reflected by the interference waveguide, the optical spot size of a laser can be adjusted without affecting the single mode of the laser.