Abstract: In an embodiment of the present invention, a proton conductive oxide fuel cell comprising an electrode substrate, a proton conductive oxide electrolyte layer positioned on the electrode substrate, a proton conductive oxide reaction prevention layer positioned on the electrolyte layer, and a proton conductive oxide air electrode layer positioned on the reaction prevention layer, wherein the reaction prevention layer is composed of ABO3-? structured perovskite proton conductive oxide, may be provided.

Abstract: A display device includes a first pixel and a second pixel. The light emitting element of the second pixel and the driving circuit are disposed in the second area. The first pixel includes a silicon transistor and an oxide transistor disposed in the second area. The first pixel includes a first sub-light emitting element and a second sub-light emitting element disposed in a first area, and a first sub-pixel circuit and a second sub-pixel circuit disposed in a second area. A first connection wiring connecting a transistor included in the first sub-pixel circuit and the first sub-light emitting element, and a second connection wiring connecting a transistor included in the second sub-pixel circuit and the second sub-light emitting element are disposed on different layers and include a transparent conductive oxide.

Abstract: The present invention relates to a security policy and audit log two-way inquiry, collation, and tracking system and method capable of effectively inquiring and confirming various pieces of log information generated due to setting and change of various security policies, and capable of inquiring and confirming a security policy related to log information based on the collected log information. According to the present invention, it is possible to inquire, collate, and track logs generated and recorded by the various security policies, it is possible to inquire, collate, and track the security policy applied to the collected log, and it is possible to inquire, collate, and track the security policy and the log in two ways and in real time.

Abstract: A portable display device includes a display panel, a backlight assembly having a light source for supplying light to the liquid crystal display panel and having a mold frame with a periphery step platform. A bottom chassis is combined with the mold frame, the bottom chassis having a bent unit surrounding the periphery step platform.

Abstract: An indoor unit of an air conditioner includes: a main chassis forming a rear appearance; a front frame disposed at a front of the main chassis to form a front appearance; a heat exchanger and a fan disposed at a front of the main chassis; a discharge grill disposed at a lower portion of the main chassis to guide a discharged air; and a discharge vane for controlling a state of the discharge grill in a closing mode, a cooling mode, and a heating mode.

Abstract: There is provided an indoor unit of an air conditioner, in which a front part of the indoor unit can be easily assembled and disassembled. The indoor unit includes: a main chassis forming a rear appearance; a front frame disposed at a front of the main chassis to form a front appearance; a heat exchanger disposed between the main chassis and the front frame; a fan for generating airflow through the heat exchanger; a suction grill detachably mounted at a front of the front frame; and a filter disposed at a front of the front frame, for filtering foreign particles from air, wherein the suction grill is fixed to the front frame by an elastic deformation.