Abstract: Provided are a cAMP receptor protein variant, a microorganism including the same, and a method of producing an L-amino acid using the same.

Abstract: A wireless power transmission apparatus for multiple simultaneous charging is disclosed. The disclosed apparatus, which may be a wireless power transmission apparatus configured to provide charging power simultaneously to a multiple number of wireless power reception apparatuses, may include: a driving coil configured to transmit wireless power; a magnetic coupler inductively coupled with the driving coil; and a resonance frequency adjustment part configured to adjust a resonance frequency of the magnetic coupler, where the magnetic coupler includes a multiple number of coils, and a variable capacitor is joined to each of the multiple coils. The disclosed apparatus can improve power transfer efficiency while providing power simultaneously to a multiple number of wireless power reception apparatuses.

Abstract: A perovskite solar cell adopts a compound having a specific central backbone having a carbazolylamino group as a substituent, and more particularly, to the perovskite solar cell adopts a compound, as a hole transport material, having a specific central backbone having a carbazolylamino group as a substituent, and a spirobifluorene compound having a carbazolylphenylamino group. The perovskite solar cell has very excellent high-temperature stability while having a high power generation efficiency.

Abstract: Disclosed is an IPM motor that detects an accurate position of a rotor. The IPM motor includes a stator, a hub, a plurality of spokes extending outward in a radial direction from the hub, a plurality of slots defined between the spokes, a rotor rotatably installed in the stator, wherein the rotor includes a plurality of permanent magnets respectively arranged in the slots, a sensor disposed adjacent to the rotor, wherein the sensor is configured to detect a position of each permanent magnet, and a cover disposed on the rotor to cover the rotor, wherein the cover is constructed to guide magnetic flux of each permanent magnet to the sensor at a specific point of the slot of the rotor.

Abstract: The present invention relates to a plant of the family Rubiaceae, in particular to a Pentas lanceolata plant having a novel trailing growth habit phenotype. Methods of obtaining, growing and propagating a plant of the invention and uses thereof are also provided. The invention further relates to pollen, seed and sexual as well as asexual progeny of such plants.

Abstract: The present invention relates to plants of the genus Catharanthus containing a genetic resistance to Phytophthora. In particular, the present invention relates to a Catharanthus roseus plant containing a genetic resistance to the F and S isolates of P. nicotianae.

Abstract: The present invention relates to a novel cathode buffer layer material, and an organic or organic/inorganic hybrid photoelectric device comprising same, and, if a novel compound of the present invention is applied to a cathode buffer layer of an organic photoelectric device such as organic solar cells, organic photodiode, colloidal quantum dot solar cell, and perovskite solar cell, a surface property of an electron transfer layer is improved via a high dipole moment of the novel compound, an electron can be easily extracted from a photoactive layer to a cathode electrode, and series resistance and leakage current can be reduced, thereby having a useful industrial effect, as performance of the organic or organic/inorganic hybrid photoelectric device being manufactured, such as an organic solar cell, organic photodiode, colloidal quantum dot solar cell, and perovskite solar cell, can be significantly improved.

Abstract: Disclosed is a deep learning-based object recognition system which includes a data collection process executor configured to perform a data collection process of collecting values of the PIR sensor according to a sampling period; a data classification process executor configured to perform a data classification process of inputting the collected values of the PIR sensor to a model of an artificial neural network and transmitting a result of the inputting the collected values to a cloud using a RESTful API; and an object recognition cloud system configured to store information received from the data classification process executor in a database, transmit the information when a web application requests the information, and represent information collected and classified by devices using the RESTful API.

Abstract: Disclosed is a deep learning-based object recognition system which includes a data collection process executor configured to perform a data collection process of collecting values of the PIR sensor according to a sampling period; a data classification process executor configured to perform a data classification process of inputting the collected values of the PIR sensor to a model of an artificial neural network and transmitting a result of the inputting the collected values to a cloud using a RESTful API; and an object recognition cloud system configured to store information received from the data classification process executor in a database, transmit the information when a web application requests the information, and represent information collected and classified by devices using the RESTful API.

Abstract: The present disclosure relates to modified homoserine dehydrogenase and a method for producing homoserine or a homoserine-derived L-amino acid using the same.

Abstract: A refrigerator including: a main body forming a storage compartment and a door provided to open and close the storage compartment, wherein the door includes a door frame, a cover arranged in front of the door frame and including a cover fixer, and a door panel arranged in front of the cover, the door panel including a first fixer and a second fixer on a rear surface of the door panel. When the door panel is coupled to a front side of the cover, the first fixer is coupled to the door frame and the second fixer is coupled to the cover.

Abstract: A refrigerator including: a main body forming a storage compartment and a door provided to open and close the storage compartment, wherein the door includes a door frame, a cover arranged in front of the door frame and including a cover fixer, and a door panel arranged in front of the cover, the door panel including a first fixer and a second fixer on a rear surface of the door panel. When the door panel is coupled to a front side of the cover, the first fixer is coupled to the door frame and the second fixer is coupled to the cover.

Abstract: A refrigerator including: a main body forming a storage compartment and a door provided to open and close the storage compartment, wherein the door includes a door frame, a cover arranged in front of the door frame and including a cover fixer, and a door panel arranged in front of the cover, the door panel including a first fixer and a second fixer on a rear surface of the door panel. When the door panel is coupled to a front side of the cover, the first fixer is coupled to the door frame and the second fixer is coupled to the cover.