Abstract: The present invention relates to a multi-functional support pole assembly. In particular, the present invention provides the advantage of improving operational reliability as well as preventing deterioration of urban area appearance, by comprising: a pole body provided in a hollow form and having a plurality of antenna mounting grooves formed through cutting so as to be spaced apart at a predetermined angle in a circumferential direction such that a plurality of antenna devices can be installed in the circumferential direction; and ventilation panels which are attached to remaining portions of the antenna mounting grooves not occupied by the plurality of antenna devices, and have a plurality of ventilation holes for introducing external air into the interior of the pole body.

Abstract: The present disclosure relates to the preparation of citrullinated vimentin antigen-specific immune tolerogenic dendritic cells and a composition for preventing or treating heart failure after myocardial infarction comprising the same. According to the present disclosure, it is confirmed that immune tolerogenic dendritic cells differentiated by treating immature dendritic cells with citrullinated vimentin regulate the expression of immune-related factors and have an excellent therapeutic effect on heart failure caused by myocardial infarction.

Abstract: The present invention relates to a mounting apparatus for an antenna device and, specifically, comprises: a horizontal mounting panel coupled to the bottom surface of an antenna device; and an antenna installation unit on which the horizontal mounting panel is coupled and in which a hollow cable installation space is provided, wherein the antenna device enable left-right steering adjustment and up-down tilting adjustment by means of the horizontal mounting panel, and thus installation convenience and regulatory standards can be satisfied.

Abstract: The present invention relates to a mounting apparatus for an antenna device and, specifically, comprises: a horizontal mounting panel coupled to the bottom surface of an antenna device; and an antenna installation unit on which the horizontal mounting panel is coupled and in which a hollow cable installation space is provided, wherein the antenna device enable left-right steering adjustment and up-down tilting adjustment by means of the horizontal mounting panel, and thus installation convenience and regulatory standards can be satisfied.

Abstract: The present invention relates to a mounting apparatus for an antenna device on a rooftop corner. In particular, the mounting apparatus is installed on a railing on a corner side of a rooftop, and includes: a floor support part which is disposed on the inner bottom surface of the railing of the roof top and has a part that extends upward in parallel to the railing; a pair of railing support parts extending horizontally from the upper portion of the floor support part toward the railing; and a mounting part which is coupled to the upper portion of the floor support part and has a top end on which an antenna device is mounted. Therefore, the present invention provides installation convenience and enables legal regulations to be met.

Abstract: The present invention relates to a support pole assembly for mounting an antenna and, particularly, to a support pole assembly for mounting an antenna, comprising: a support pole which is formed in a hollow structure and has an antenna device mounting hole formed at the circumferential surface thereof; an antenna device which is mounted to the support pole while passing through and covering the antenna device mounting hole and the rear portion of which is placed in the inner space of the support pole. Accordingly, the present invention provides an advantage in that the protrusion amount of the antenna device with respect to the support pole is reduced and thus the space required for mounting the antenna device can be reduced.

Abstract: A wireless communication device support assembly is disclosed, including a support pole comprising a hollow interior, a first frame having a polygonal shape disposed on top of the support pole, a plurality of wireless communication devices disposed inside the first frame, at least one or more rotational advertising apparatuses controllably elevated in a direction parallel to a longitudinal direction of the support pole, a drive unit configured to elevate or lower the rotational advertising apparatus, and a plurality of lift ropes having first ends connected with tops of the rotational advertising apparatuses and second ends connected with the drive unit.

Abstract: A method of preparing a positive electrode active material having a high ratio of charge and discharge capacity at a charge end voltage of 4.1 V to 4.175 V to charge and discharge capacity at a charge end voltage of 4.2 V to 4.275 V and having an excellent initial charge and discharge capacity is provided.

Abstract: The present invention relates to a mounting apparatus for an antenna device on a support pole. Particularly, the apparatus comprises: a support clamp installed on a support pole; and a directivity adjustment part comprising a tilting means and a steering means, the tilting means, for two or more antenna devices coupled via the support clamp so as to be spaced apart in the vertical direction, tilting the two or more antenna devices at the same time or at different times in the front/rear direction via a left/right tilting axis, and the steering means steer-rotating the two or more antenna devices in the left/right direction with respect to a vertical axis, wherein, of the directivity adjustment part, the tilting means is provided so that tilt-rotation is manually adjusted by a worker or is automatically adjusted by a power supply, and thus the advantages of not only reducing costs but also easily adjusting the directivity of the antenna devices are provided.

Abstract: Provided is a method for recovering and reusing an active material from a positive electrode scrap.

Abstract: An RF signal conversion device according to an embodiment of the present invention may convert a signal of a user terminal into a signal that can be processed by an RF card reader, and convert radio waves around an antenna unit into DC electricity to be used as power.

Abstract: The present invention may provide an organic electroluminescent device which exhibits low driving voltage as well as high efficiency by including an electron transporting layer material having an improved electron transporting ability.

Abstract: The present disclosure in at least one embodiment provides a wireless communication device, comprising a lower case, an upper radome, coupled to the lower case, creating a storage space between the lower case and the upper radome, an antenna disposed in the storage space, and a plurality of internal substrates, disposed between the antenna and the lower case in the storage space, of which one of the plurality of internal substrates is connected to the antenna, wherein each internal substrate of the plurality of internal substrates is disposed along a first direction parallel to a surface of the lower case facing the plurality of internal substrates.

Abstract: The present invention relates to a novel organic compound and an organic electroluminescent device using the same, and more particularly, to a novel compound having excellent electron transport capability and light emitting capability, and an organic electroluminescent device improved in terms of luminous efficiency, driving voltage, lifespan, etc. by including the novel compound in one or more organic layers.

Abstract: Disclosed are a positive electrode additive material for a lithium secondary battery having an enhancement in atmospheric stability, a method for preparing the same, and a positive electrode for a lithium secondary battery including the same. The positive electrode material includes an core including a lithium component, and a coating layer formed on a surface of the core and including a compound having a formula of LiM?O3 wherein M? is Ta or Nb.

Abstract: The present disclosure in at least one embodiment provides a wireless communication device, comprising a lower case, an upper radome, coupled to the lower case, creating a storage space between the lower case and the upper radome, an antenna disposed in the storage space, and a plurality of internal substrates, disposed between the antenna and the lower case in the storage space, of which one of the plurality of internal substrates is connected to the antenna, wherein each internal substrate of the plurality of internal substrates is disposed along a first direction parallel to a surface of the lower case facing the plurality of internal substrates.

Abstract: Provided is a multiple-input multiple-output (MIMO) antenna having a lightweight stacked structure. According to one aspect of the present invention, there is provided a MIMO antenna assembly having a lightweight stacked structure, in which a calibration network, which was provided between antenna elements and filters in the related art, is provided on one printed circuit board (PCB), together with a power amplifier and a digital circuit, and filters are closely coupled to the bottom of the PCB on which the feeding network is provided. The present invention employs a strategy in which an antenna assembly is reduced to a compact size while managing phase deviation caused due to filters at an acceptable level.

Abstract: The present invention relates to an antenna apparatus, which specifically comprises: a filter unit which is disposed to form at least one layer; an electric appliance unit which is coupled and is spaced apart from the filter unit to form a layer different from that of the filter unit, and includes various electric devices installed therein; a filter unit heat dissipation module which is coupled to the opposite surface of a surface of the filter unit, the surface being coupled to the electric appliance unit, and thus radiates heat generated from the filter unit to the outside; and an electric appliance unit heat dissipation module including a first electric appliance unit heat dissipation module and a second electric appliance unit heat dissipation module, wherein: the first electric appliance unit heat dissipation module is coupled to the opposite surface of a surface of the electric appliance unit, the surface being coupled to the filter unit, and thus radiates, to the outside, heat generated from first heat

Abstract: Provided is a multiple-input multiple-output (MIMO) antenna having a lightweight stacked structure. According to one aspect of the present invention, there is provided a MIMO antenna assembly having a lightweight stacked structure, in which a calibration network, which was provided between antenna elements and filters in the related art, is provided on one printed circuit board (PCB), together with a power amplifier and a digital circuit, and filters are closely coupled to the bottom of the PCB on which the feeding network is provided. The present invention employs a strategy in which an antenna assembly is reduced to a compact size while managing phase deviation caused due to filters at an acceptable level.

Abstract: The present invention relates to an antenna apparatus, which specifically comprises: a filter unit which is disposed to form at least one layer; an electric appliance unit which is coupled and is spaced apart from the filter unit to form a layer different from that of the filter unit, and includes various electric devices installed therein; a filter unit heat dissipation module which is coupled to the opposite surface of a surface of the filter unit, the surface being coupled to the electric appliance unit, and thus radiates heat generated from the filter unit to the outside; and an electric appliance unit heat dissipation module including a first electric appliance unit heat dissipation module and a second electric appliance unit heat dissipation module, wherein: the first electric appliance unit heat dissipation module is coupled to the opposite surface of a surface of the electric appliance unit, the surface being coupled to the filter unit, and thus radiates, to the outside, heat generated from first heat