Abstract: A solar cell includes; a substrate; a first electrode disposed on the substrate, and including a first groove formed therein, a semiconductor layer disposed on the first electrode, and including a second groove formed therein, and a second electrode disposed on the semiconductor layer and connected to the first electrode via the second groove, wherein a third groove passing through the first electrode, the semiconductor layer, and the second electrode is formed in a first region, a fourth groove passing through only the semiconductor layer and the second electrode is formed in a second region, and the first region and the second region are alternately disposed along a direction of extension of the third groove.

Abstract: Disclosed is a printed circuit board into which an electromagnetic bandgap structure for blocking a noise is inserted. The electromagnetic bandgap structure can include a first conductor and a second conductor arranged on different planar surfaces, a third conductor arranged on a same planar surface that is different from a planar surface where the second conductor is arranged, and a first stitching via unit configured to connect the first conductor to the third connector through the planar surface where the second conductor is arranged and being electrically separated from the second conductor. The first conductor can include a first plate, a second plate spaced from the first plate, and a second stitching unit configured to electrically connect the first plate to the second plate through a planar surface that is different from a planar surface where the first plate and the second plate are arranged.

Abstract: An EMI noise reduction board is disclosed. The electromagnetic interference (EMI) noise reduction board having an electromagnetic bandgap structure for shielding a noise includes: a first area having a ground layer and a power layer; a second area placed in a side portion of the first area having an electromagnetic bandgap structure therein. The electromagnetic bandgap structure includes: a plurality of first conductive plates and a plurality of second conductive plates placed on a same planar surface along the side portion of the first area; and a stitching via configured to electrically connect the first conductive plate to the second conductive plate through a planar surface that is different from the first conductive plate and the second conductive plate.

Abstract: A semiconductor device includes at least one phase-change pattern disposed on a semiconductor substrate. A planarized capping layer, a planarized protecting layer, and a planarized insulating layer are sequentially stacked to surround sidewalls of the at least one phase-change pattern. An interconnection layer pattern is disposed on the planarized capping layer, the planarized protecting layer, and the planarized insulating layer. The interconnection layer pattern is in contact with the phase-change pattern.

Abstract: An electrical connector assembly includes a first and a second connectors to be mated together, and a Connector Position Assurance (CPA) device installed on one of the first and second connectors. The CPA device is fixed to a pre-lock position when shipped together with said one of the connectors and before the first and second connectors are mated. At the pre-lock position, a locking lever on the second connector can be deformed so that primary locking members of the first and second connectors can be engaged. When the first and second connectors are mated, a rib formed on the first connector acts on a release member provided on the CPA device, to allow the CPA device to move to a final lock position at which, a secondary locking member restricts the movement of the primary locking member of the second connector to prevent the primary locking members from being disengaged.

Abstract: Disclosed is a method for retrieving a label in a portable terminal. The method includes obtaining a label image photographed through a camera, extracting characters included in the label image and recognizing the extracted characters, detecting at least one label including the recognized character from a label database including multiple labels and information on the multiple labels and constituting a preliminary label candidate group including said at least one label, detecting an image characteristic of the label image, detecting at least one label having an image characteristic, which is similar with the detected image characteristic, from the preliminary label candidate group, and constituting a final label candidate group, and providing each of said at least one label included in the final label candidate group and detailed information corresponding to each of said at least one label.

Abstract: The present invention relates to a linear compressor, and more particularly, to a linear compressor which supplies a necessary cooling capacity through a natural cooling capacity modulation and a forcible cooling capacity modulation, and a cooling system using the same. The linear compressor according to the present invention includes a compression space into which refrigerant is sucked, a movable member which linearly reciprocates to compress the refrigerant sucked into the compression space, one or more springs which are installed to elastically support the movable member in a motion direction of the movable member, a motor unit which includes a motor and a capacitor connected in series to the motor so as to make the movable member linearly reciprocate, and a motor control unit which performs a natural cooling capacity modulation according to a load by reciprocation of the movable member.

Abstract: Disclosed is a printed circuit board including an electromagnetic bandgap structure. The electromagnetic bandgap structure for blocking a noise is inserted into the printed circuit board. The electromagnetic bandgap structure can include a first conductive plate; a second conductive plate arranged on a planar surface that is different from that of the first conductive plate; a third conductive plate arranged on a planar surface that is different from that of the second conductive plate; and a stitching via unit configured to connect the first conductive plate and the third conductive plate by bypassing the planar surface on which the second conductive plate is arranged and including a first inductor element.

Abstract: A semiconductor device includes an insulating layer on a substrate, a first electrode in the insulating layer having a first upper surface and a second upper surface, a second electrode in the insulating layer spaced apart from the first electrode by a first distance and having a third upper surface and a fourth upper surface, the third upper surface being disposed at a substantially same level as the first upper surface, and the fourth upper surface being disposed at a substantially same level as the second upper surface, a first phase change material pattern covering a part of the first upper surface of the first electrode, and a second phase change material pattern covering a part of the third upper surface of the second electrode, wherein an interface region between the second phase change pattern and the second electrode is spaced apart from an interface region between the first phase change pattern and the first electrode by a second distance greater than the first distance.

Abstract: Disclosed are a washing machine and a control method thereof to alleviate high-frequency noise generated during rotation of a motor. The washing machine includes a speed sensing unit to sense a speed of the motor, and a control unit to output a speed control signal to adjust the speed of the motor. The control unit confirms whether to enter a constant-speed period upon progress of a dehydration operation, and repeatedly raises or lowers the speed of the universal motor within a predetermined magnitude range if it is confirmed to enter the constant-speed period, thereby alleviating high-frequency noise.

Abstract: In accordance with an aspect of the present invention, there is provided a transistor including: a substrate; a source electrode and a drain electrode formed being spaced apart from each other on the substrate; a nanostructure electrically contacted with and formed between the source electrode and the drain electrode; and a lipid membrane having an olfactory receptor protein which is formed to cover surfaces of the source electrode, the drain electrode, and the nanostructure. The olfactory receptor-functionalized transistor in accordance with an aspect of the present invention is useful for a bioelectronic nose which can detect odorants highly specifically with femtomolar sensitivity, and may be applied in various fields requiring the rapid detection of specific odorants, for example, anti-bioterrorism, disease diagnostics, and food safety.

Abstract: A substrate for a semiconductor device and a manufacturing thereof, and a semiconductor device using the same and a manufacturing method thereof are disclosed. For example, in the substrate according to the present invention, a core is eliminated, so that the substrate has a very thin thickness, as well, the length of electrically conductive patterns becomes shorter, whereby the electrical efficiency thereof is improved. Moreover, since a carrier having a stiffness of a predetermined strength is bonded on the substrate, it can prevent a warpage phenomenon during the manufacturing process of the semiconductor device. Furthermore, the carrier is removed from the substrate, whereby a solder ball fusing process or an electrical connecting process of the semiconductor die can be easily performed.

Abstract: Provided are a data management method, device and system for synchronizing data without prior knowledge of the data's structure. When any application is activated, application data is created and also an application data change log is created to indicate a change in the application data. In addition, a schema table defining a data structure for storing the application data is created and also a schema table change log indicating a change in the schema table is created. Based on such data and logs, a client and a server can share data without a prior agreement in data schema.

Abstract: In a method for manufacturing a semiconductor device, a silicon oxide layer is formed on a substrate. The silicon oxide layer is treated with a solution comprising ozone. Then, a conductive layer is formed on the silicon oxide layer treated with the solution.

Abstract: Disclosed is to decrease a fabrication cost and reduce a thickness of a liquid crystal display device by processing light transmitted through a liquid guide plate by virtue of a single optical sheet, the optical sheet including a base film, a plurality of prism patterns extending from one side to another side of the base film, and refraction layers between the prism patterns, thereby totally reflecting light incident from the light guide plate to be supplied to a liquid crystal display panel.

Abstract: A substrate bonding apparatus includes a first chamber having a first surface plate where a first substrate is placed. A second chamber is disposed opposite to the first chamber. The second chamber has a second surface plate where a second substrate is placed. The second substrate is to be bonded to the first substrate. An alignment unit is installed in at least one of the first and second chambers. The alignment unit is capable of carrying out a six-degrees-of-freedom alignment between the first and second substrates. Thus, the substrates can be maintained parallel to each other, a spacing between the substrates can be automatically adjusted, and the substrates can be aligned in the X and Y axis directions.

Abstract: An inverter detects whether a fault that an over current is supplied to a load is generated when the inverter supplies AC power and operates the load, and uses a voltage between a collector and an emitter of a switching element for detecting whether an over current is supplied to the load. The inverter cuts off a switching control signal, switches DC power by a plurality of switching elements supplying AC power to the load, detects the generation of the fault by a plurality of fault detecting units using the voltage of both ends of the collector and the emitter of a plurality of switching elements, generates the switching control signal by a controlling unit that outputs the switching control signal to a switching operation unit, and detects the generation of a fault by any of the plurality of fault detecting units.

Abstract: A promoter, which may be used to transform a plant and/or express a gene substantially uniformly in substantially all organs and/or tissues of a plant, and which may include a constitutive expression promoter for transforming a monocot plant. A vector including a promoter, which may include a recombinant plant expression vector. A method of producing a target protein using a vector, and a method of producing a transformed cell and/or plant using a vector. A transformed plant, a transformed seed and a transformed cell are included, which may be formed by the method of producing the same using a vector. A PCR primer for a promoter is provided.

Abstract: The present invention relates to a method of manufacturing a ferritic stainless steel containing an ultra low level of carbon concentration in molten steel within time shorter than existing technology by controlling content, appropriate composition, and liquid-state fraction, etc.

Abstract: A method of providing at least one document box as a web page includes creating at least one document box, storing at least one document in the at least one created document box, creating a web page to correspond to the at least one document box, converting the at least one document stored in the at least one document box into image data having an image form to represent the at least one document as the web page, and providing at least one of the created web page and the converted image data in response to a request of a client.