Abstract: An audio-visual system may include a housing comprising an open upper end and a storage space, an audio-visual device installed inside the housing and exposable through the open upper end, and a lifting device configured to expose or store the audio-visual device inside the housing through the open upper end. The audio-visual device may include a display, a speaker, and a processor configured to control the audio-visual system to operate in a first mode for outputting media art content while the display is stored in the housing according to a first event, operate in a second mode for outputting audio content through the speaker while part of the display is exposed through the open upper end according to a second event, and operate in a third mode for outputting a visual content while the entire display is exposed through the open upper end according to a third event.

Abstract: The present invention relates to a pharmaceutical composition for preventing or treating respiratory disease, which comprises an alcohol or organic solvent extract of Justicia procumbens L. as an active ingredient, and to a pharmaceutical composition for preventing or treating respiratory disease, which comprises an alcohol or organic solvent extract of Justicia procumbens L., the extract comprising any one or more of justicidin A, justicidin B, justicidin C and phyllamyricin C, and also to a food composition for preventing or treating respiratory disease, which comprises the alcohol or organic solvent extract. The composition comprising the Justicia procumbens L. extract according to the present invention may inhibit abnormal overproliferation of splenocytes, may inhibit the secretion of allergic inflammatory cytokines, and exhibits an expectorant effect and an airway constriction inhibitory effect. Thus, it may effectively prevent, treat or improve respiratory disease.

Abstract: Provided is a multi-well-based cell culture test device having an array structure of a plurality of aligned well units. Each of the well units includes a first sub-well adapted to accommodate a first fluid, a second sub-well adapted to accommodate a second fluid, and a barrier located between the first sub-well and the second sub-well to partition the first sub-well and the second sub-well. The first sub-well has a recess in the depth direction with respect to its bottom to accommodate a solid thin film formed by solidifying the first fluid.

Abstract: A mixed reality content providing apparatus is disclosed. The mixed reality content providing apparatus may recognize an OOI included in a 360-degree VR image to generate metadata of the OOI and may provide a user with mixed reality content where the metadata is overlaid on the 360-degree VR image.

Abstract: The present disclosure relates to a 5G or pre-5G communication system for supporting a higher data rate beyond a 4G communication system such as LTE. Disclosed is a method and apparatus for transmitting or receiving a reference signal in a beamforming communication system. The method comprises the steps of: generating a reference signal sequence for a reference signal that can be used for beam searching; mapping the reference signal sequence to modulation symbols corresponding to resource elements having a predetermined identical subcarrier spacing among resource elements that can be used to transmit the reference signal; generating an OFDM symbol signal including the modulation symbols; and transmitting the OFDM symbol signal using at least one predetermined transmission beam among transmission beams that can be used by a base station.

Abstract: The present invention relates to an image sound device having a display portion that can appear/disappear, the device comprising: a housing, the upper end of which is open, and which has a space provided therein; a display portion installed inside the housing to be able to output images; an elevating unit installed inside the housing and below the display portion such that the display portion can be made to protrude through the upper end of the housing; and a motor control portion for controlling the elevating unit such that the display portion can be positioned at two or more heights.

Abstract: The present invention relates to a pharmaceutical composition for preventing or treating voiding dysfunction and a health functional food for preventing or improving of voiding dysfunction, comprising extract of Piper Longum L. as an active ingredient. The extract of Piper Longum L. according to the present invention is not only harmless, but also has outstanding effects of preventing, treating and improving voiding dysfunction by being involved in various mechanisms related to voiding dysfunction simultaneously so that it may increase a micturition interval, decrease a micturition pressure, increase a bladder capacity, inhibit detrusor contraction and induce relaxation of detrusor.

Abstract: An apparatus for parallel processing according to an example may include a queue memory configured to store one or more queues, a data memory configured to store data, a mapper configured to classify the data into flows and store a pointer of the data in a queue mapped with the flow; a plurality of processors configured to perform a process based on the data; and a distributor configured to extract the data from the data memory by referring to the pointer stored in the queue and transmit the data to the processor, wherein the distributor transmits data corresponding to a single queue to a single processor.

Abstract: An audio-visual system may include a housing comprising an open upper end and a storage space, an audio-visual device installed inside the housing and exposable through the open upper end, and a lifting device configured to expose or store the audio-visual device inside the housing through the open upper end. The audio-visual device may include a display, a speaker, and a processor configured to control the audio-visual system to operate in a first mode for outputting media art content while the display is stored in the housing according to a first event, operate in a second mode for outputting audio content through the speaker while part of the display is exposed through the open upper end according to a second event, and operate in a third mode for outputting a visual content while the entire display is exposed through the open upper end according to a third event.

Abstract: A light detection and ranging (LiDAR) optical system, according to one embodiment of the present invention, comprises: a first mirror which is disposed to make a predetermined first angle with a horizontal plane and has a first hollow; a light source for outputting a pulse laser from the lower portion of the first mirror; a second mirror which is disposed to make a predetermined second angle with the first mirror so that the pulse laser passes through the first hollow and travels to a measurement target; at least two path control mirrors which reflect the pulse laser so that the path of the pulse laser is formed on a reflective surface of the second mirror; a light receiving lens for receiving, from the lower portion of the first mirror, light which has been reflected through the first mirror.

Abstract: A photodiode having a reduced dark current includes a semiconductor layer, a first contact part, a second contact part, and an active region. The first contact part disposed in a first region of the semiconductor layer includes an interlayer and at least one metal layer. The second contact part disposed in a second region of the semiconductor layer includes at least one metal layer. The active region is disposed between the first contact part and the second contact part. The first contact part and the second contact part are arranged asymmetrical to each other.

Abstract: An audio-visual system may include a housing comprising an open upper end and a storage space, an audio-visual device installed inside the housing and exposable through the open upper end, and a lifting device configured to expose or store the audio-visual device inside the housing through the open upper end. The audio-visual device may include a display, a speaker, and a processor configured to control the audio-visual system to operate in a first mode for outputting media art content while the display is stored in the housing according to a first event, operate in a second mode for outputting audio content through the speaker while part of the display is exposed through the open upper end according to a second event, and operate in a third mode for outputting a visual content while the entire display is exposed through the open upper end according to a third event.

Abstract: The invention relates to a polypeptide having one or more substitution at a position corresponding to position 339 or 376 of SEQ ID NO: 59, wherein the polypeptide is a member of the Major Facilitator Superfamily (MFS). In an embodiment, the substitution is at position corresponding to 376 and wherein the amino acid at that position is replaced by an amino acid that has a van der Waals volume of 80 to 138 ?3 and a side chain hydrophobicity of 10 to 100 ?tR.

Abstract: A base station infers a random access failure rate depending on a random access collision of terminals performing random access and controls a random access opportunity of a terminal that fails the random access by using the random access failure rate of each terminal. Also, information for the controlled random access opportunity is transmitted to the terminal that fails the random access.

Abstract: A display apparatus, including a display configured to display an image, at least one sensor configured to generate sensing data relating to at least one from among a direction and an intensity of external light projected onto the display from an external light source disposed around the display, a memory configured to store background image data relating to a background image of a background area behind the display, and a processor configured to generate a content screen based on the background image data and the sensing data and control the display to display the content screen, wherein the content screen may include at least one graphic object and a shadow corresponding to the at least one graphic object disposed on the background image, and at least one of a position and a shade of the shadow is changed in response to a change in the sensing data.

Abstract: A display apparatus, including a display configured to display an image, at least one sensor configured to generate sensing data relating to a position of a user with respect to the display apparatus, a memory configured to store background image data relating to a background image of a background area behind the display, and a processor configured to generate a content screen based on the background image data and the sensing data and control the display to display generated content screen, wherein the content screen includes at least one graphic object disposed on the background image, and wherein at least one from among the background image and the at least one graphic object are changed in response to a change of the sensing data.

Abstract: A linear lighting device may include: an installation rail including a housing and a power supply terminal, the housing being fixed to an installation object surface and having an accommodating space formed therein, the accommodating space having an open side in one surface thereof, the power supply terminal being disposed in the accommodating space of the housing in a length direction thereof; at least one linear lighting module including a power connection terminal and a light emitting device, the power connection terminal being electrically connected to the power supply terminal, the light emitting device being electrically connected to the power connection terminal, the linear lighting module being detachably coupled to the accommodating space of the housing; and a light transmissive cover detachably coupled to the housing so as to close the open side of the accommodating space of the housing.

Abstract: An electronic device that is interlocked with a display device and a method for controlling the electronic device are provided. The method includes acquiring an image by photographing an area in which the display device is installed, identifying a display area in which the display device is disposed and a background area of the display device by analyzing the acquired image, acquiring information that relates to a background image of a position at which the display device is installed based on the identified background area, and transmitting the acquired background image information to the display device.

Abstract: Methods for flow control in a network are disclosed. In a dual connectivity network environment where a master base station and a secondary base station exist, an operation method of a master base station may comprise transmitting a data frame including a plurality of data packets to a secondary base station; receiving, from the secondary base station, a delivery status frame requesting retransmission of error data packet among the plurality of data packets; and retransmitting the error data packet indicated by the delivery status frame to the secondary base station. Therefore, network performance can be enhanced.

Abstract: The display apparatus includes a display unit configured to display content, the display unit having a first accommodating portion being depressed in a rear surface of the display unit, the first accommodating portion configured to accommodate a first portion of a cable connected to the display unit, a first guide portion depressed in the rear surface of the display unit, the first guide portion, into which a second portion different from the first portion of the cable is inserted, the first guide portion configured to guide the second portion of the cable from the first accommodating portion to a side of the display unit; and a stand detachably coupled to the display unit and configured to support the display unit on a mounting surface.