baber/WOPTO huggingface dataset:
Patent KR-20220144164-A (KR)
Inventor: WON JUN HYUN
IPC: G09G3/00
Filed: 2021-04-19
Abstract: Disclosed is an electronic device. The electronic device includes: a plurality of LED arrays arranged in parallel; a first sensing inductor connected in series to a first LED array among a plurality of LED arrays; a first auxiliary inductor disposed adjacent to the first sensing inductor; a second sensing inductor connected in series to a second LED array among the plurality of LED arrays; a second auxiliary inductor disposed adjacent to the second sensing inductor; a variable resistor connected to the plurality of LED arrays to adjust the amount of currents flowing through the plurality of LED arrays according to resistance values; and a driver, when at least one of a first induced voltage generated in the first auxiliary inductor and a second induced voltage generated in the second auxiliary inductor is greater than or equal to a threshold value, identifying the situation as the occurrence of an error in at least one of the first LED array and the second LED array, and adjusting a resistance value of the variable resistor based on the identification result. Therefore, the present invention is capable of identifying an LED array in which a failure occurs.
Patent KR-20220144473-A (KR)
Inventor: JIN HO CHUL
IPC: H04N21/274
Filed: 2021-04-20
Abstract: The purpose of the present invention is to provide necessary in-house broadcasts immediately. The present invention relates to a method for providing an in-house broadcasting service. The method includes the steps of: uploading a broadcast content file including a broadcast scheduling file, a sound source file, and text for text-to-speech (TTS) conversion to an in-house broadcasting server from an administrator terminal; generating a broadcast content list by accumulating the broadcast content files in the in-house broadcasting server; transmitting a broadcast request for at least one of the broadcast contents in the broadcast content list to the in-house broadcasting server from a user terminal; and if there is an administrator's approval for the broadcast request, the user terminal's playing audio content included in at least one broadcast content file streamed from the in-house broadcasting server through a speaker connected to the user terminal.
Patent KR-20220145020-A (KR)
Inventor: PARK CHAN KYUNG
IPC: F28D7/00
Filed: 2021-04-21
Abstract: According to the present invention, a soft metal-mediated heat exchanger comprises: a first pipe through which high-pressure fluid passes; a second pipe through which low-temperature refrigerant passes; and a soft metal present between the first pipe and the second pipe. The soft metal-mediated heat exchange method comprises the steps of: passing low-temperature refrigerant through a second pipe; lowering, by the low-temperature refrigerant, the temperature of a soft metal present between the first pipe and the second pipe; passing high-pressure fluid through the first pipe; and lowering the temperature of the high-pressure fluid by the soft metal of which the temperature is lowered. Therefore, the soft metal-mediated heat exchanger and the soft metal-mediated heat exchange method can prevent the risk of a fire and the risk of an explosion due to leakage of the high-pressure fluid, and can perform heat exchange by a simple structure, thereby simplifying a manufacturing process, being easily maintained, and increasing economic feasibility.
Patent KR-20220145115-A (KR)
Inventor: BAE EUN GYU
IPC: H02J7/14
Filed: 2021-04-21
Abstract: The present invention relates to a remote water meter reader and a meter reading method using self-power generation, which can reduce maintenance costs by enabling self-power generation during remote meter reading and operating without charging or replacing batteries by visiting the meter reader directly, and prevent overcharging of the battery. The remote water meter reader includes: a meter enclosure (100); a rotating plate (120); an upper enclosure (200); a rectifier circuit board (300); a battery (400); an information display unit (220); and a main circuit board (500).
Patent KR-20220149314-A (KR)
Inventor: CHOE SEOK MO
IPC: H01M50/571
Filed: 2021-04-30
Abstract: The present invention relates to a method for manufacturing a lug for a lead-acid battery to which a nano-ceramic coating layer is applied to prevent corrosion of a lug in a lead-acid battery substrate and, more specifically, to a method for manufacturing a lug for a lead-acid battery to which a nano-ceramic coating layer is applied to prevent corrosion of a lug in a lead-acid battery substrate, wherein the nano-ceramic coating layer is formed on the surface of the lug on an electrode plate used in a lead-acid battery to improve bonding force between FLUX and SN to increase electrical conductivity, and the surface of the lug is not corroded even during frequent charging and discharging, thereby improving life expectancy.
Patent KR-20220150007-A (KR)
Inventor: KANG HO MIN
IPC: C23C14/04
Filed: 2021-05-03
Abstract: The present invention provides an OLED mask manufacturing method, which is an OLED mask manufacturing method for manufacturing a mask corresponding to a large area display panel used in OLED by facing edges of a plurality of unit masks, comprising the following steps of: preparing a plurality of unit mask sheets having connection jaws along an edge of one side; manufacturing a mask corresponding to the large-area display panel by facing edges of the plurality of unit masks to each other; and arranging and fixing a connection rod in a connection groove formed by the connection jaws facing each other. According to the present invention, the unit mask sheets having connection jaws along the edge of one side are connected, and the connection rods are arranged and coupled in the connection grooves formed by the connection of the connection jaws, to prevent an occurrence of gaps at the edges of the unit mask sheet facing each other when a tensioning process is performed on the finished mask.
Patent KR-20210135933-A (KR)
Title: Hydrogenated linear polydiene copolymers as base stock or lubricant additives for lubricant compositions
IPC: C10N40/04
Filed: 2021-05-03
Abstract: The present invention relates to a hydrogenated linear copolymer comprising butadiene and an isoprene monomer unit, and a method for preparing a copolymer of the same. The present invention also relates to a lubricant composition comprising at least one hydrogenated linear copolymer according to the present invention, and the use of the copolymer mentioned above as a lubricant additive or a synthetic base fluid for the lubricant composition, in particular in gear oil, transmission oil, hydraulic oil, engine oil, grease, marine oil or industrial lubricating oil.
Patent KR-20220152828-A (KR)
Title: Apparatus and method for controlling vehicle door
Inventor: YANG HEE GUN
IPC: E05B81/64
Filed: 2021-05-10
Abstract: The present invention relates to a device and a method for controlling a door of a vehicle, wherein the device automatically releases locking of a door during an accident of a vehicle. The device comprises: a main battery and an auxiliary battery; a door actuator locking or releasing locking of the door of the vehicle; and a door controller supplying power to the door actuator to release locking of the door by using the auxiliary battery when power supply from the main battery is unavailable when the accident of the vehicle occurs.
Patent KR-20220154473-A (KR)
Title: System of peventing external intrusion using virtulal detection line in image
Inventor: LEEM JI SU
IPC: G08B13/196
Filed: 2021-05-13
Abstract: Disclosed is an external intrusion prevention system using a virtual detection line in an image. The system comprises: a fixed camera device generating an image for intrusion detection; a user terminal displaying an image generated by the fixed camera device; and an image analysis server for detecting intrusion detection by analyzing the image generated by the fixed camera device. According to the external intrusion prevention system using a virtual detection line in an image, an arbitrary virtual detection line can be set in the image to detect whether there is an intruder in a danger zone or a warning zone, thereby detecting an intrusion through image analysis without installing a separate sensor. In particular, a semantic segmentation algorithm and an object detection/tracking algorithm can be used to automatically set a virtual detection line. Even if the direction of the camera module is freely changed, the virtual detection line can be automatically adjusted within the image by the above algorithm, thereby accurately detecting and tracking the intruder by capturing images in various directions. In addition, the virtual detection line is automatically set for a group of objects, and an object which has left the group can be detected and tracked using the virtual detection line, thereby accurately detecting and identifying the deviant object in a wide area.
Patent KR-20220155141-A (KR)
Title: Glove for golf
Inventor: KIM TAE HYO
IPC: A41D19/015
Filed: 2021-05-14
Abstract: The present invention relates to golf gloves, and more specifically to the golf gloves which have a non-slip portion formed on the gloves to prevent slipping of the hand when swinging a golf club. The golf gloves according to an embodiment of the present invention comprise: a body portion including a palm surface and a back surface of the hand and into which a hand can be inserted; a plurality of outer non-slip portions formed on an outer surface of the palm surface; and a plurality of inner non-slip portions formed on an inner surface of the palm surface and formed to overlap with the outer non-slip portions with the palm surface interposed therebetween. In addition, each of the outer non-slip portions and inner non-slip portions is formed at positions corresponding to a first joint of the thumb or little finger, an end joint of the thumb and little finger, a second joint of the index finger, the hypothenar, and a palm area on the line of the heart in the palm line. The non-slip portion formed at the second joint of the index finger is formed to be biased to one side based on a center line of the index finger in a longitudinal direction. Accordingly, non-slip function can be improved while maintaining elasticity and flexibility of the gloves.
Patent KR-20220158552-A (KR)
Title: Electric vehicle charging control device and method using license plate recognition
Inventor: CHOI YONG GIL
IPC: B60L53/36
Filed: 2021-05-24
Abstract: The present invention relates to an electric vehicle charging control apparatus and method using a license plate recognition (LPR) device, which enable an electric vehicle charger with a built-in LPR device to determine whether or not a vehicle has been registered in advance through LPR, and if the vehicle has been pre-registered, charging is performed immediately without going through a separate payment process, thereby improving the convenience of charging and shortening the charging time. When the vehicle enters a charging location, the electric vehicle charging control apparatus recognizes the license plate number of the entering vehicle through a vehicle identification unit, and transmits the recognized license plate number and a vehicle image to an electric vehicle management server to request whether or not the vehicle has been registered to be checked. The apparatus analyses, when pre-charging registration check information is received from the electric management server, the received pre-charging registration check information to determine whether the vehicle has been registered. If the vehicle has been registered, the apparatus sends a pre-registration confirmation message to a vehicle registrant, and when a response is returned, makes charging proceed without a charge payment process, providing convenience in charging the electric vehicle.
Patent KR-20220159579-A (KR)
Inventor: JEONG YUN TAEK
IPC: G01M3/24
Filed: 2021-05-26
Abstract: A leak location device according to an embodiment of the present invention includes a first detector for detecting a leak sound at a first location, a second detector for detecting a leak sound at a second location, and a detection body for receiving leak sound signals detected by the first detector and the second detector, and displaying magnitudes of the detected leak sound signals. A leak location is determined by comparing the magnitude of the leak sound signal detected by the first detector and the magnitude of the leak sound signal detected by the second detector. The detection body may comprise: a first detector connection port for connection with the first detector; a second detector connection port for connection with the second detector; a first detector sound meter for indicating the magnitude of the leak sound signal detected by the first detector; and a second detector sound meter for indicating the magnitude of the leak sound signal detected by the second detector. According to the leak location device of the present invention, more accurate leak location can achieved by using two leak sound detectors simultaneously.
Patent KR-20210070257-A (KR)
Title: Composition and organic optoelectronic device and display device
Inventor: WON JONGWOO
IPC: H01L51/50
Filed: 2021-06-03
Abstract: The present invention relates to a composition comprising a first compound represented by a combination of chemical formulas 1 and 2, and a second compound represented by a chemical formula 3, and to an organic optoelectronic device, and a display device. In the chemical formulas 1 to 3, the definition of each substituent is as defined in the specification. Accordingly, the organic optoelectronic device with the high-efficiency and long lifespan can be implemented.
Patent KR-20210150309-A (KR)
Inventor: JEONG SEON YONG
IPC: A61K36/21
Filed: 2021-06-03
Abstract: The present invention relates to a composition for preventing, ameliorating or treating osteoporosis comprising a complex extract of Cornus officinalis extract and Achyranthes japonica extract as an active ingredient. It was confirmed that the complex of Cornus officinalis and Achyranthes japonica reduces osteoclast activity while improving osteoblast differentiation by increasing the expression of the osteoblast differentiation promoting genes Alpl, Runx2 and Bglap. An effect of preventing BMD and cancellous bone loss following menopause was also confirmed, if the complex extract of Cornus officinalis extract and Achyranthes japonica extract is orally administered to an animal model with osteoporosis induced by menopause. Accordingly, the complex extract of Cornus officinalis and Achyranthes japonica can be provided as an excellent anti-osteoporosis treatment.
Patent KR-20220163705-A (KR)
Inventor: YU TAEK MU
IPC: B62H1/12
Filed: 2021-06-03
Abstract: The present invention relates to an electric kickboard equipped with auxiliary wheels. The electric kickboard equipped with auxiliary wheels comprises: a handle (110) provided with grips at both ends to control the direction; a shaft (111) connected to the lower center of the handle (110) and supported by being inserted into a post (112) so as to rotate left and right together with the handle (110); a front wheel (113) installed to be supported on the lower end of the shaft (111) at the bottom of the post (112) and changed in direction with the handle (110); and a footrest (120) having a front end connected to the post (112) and a rear wheel (121) at the rear to provide a boarding space. A cover frame (140) is overlaid and coupled to the outside of the footrest (120). A pair of auxiliary support rods (130) with auxiliary wheels (131) is installed so as to open at a certain angle toward the rear on both sides or bottom of the cover frame (140). Therefore, the sense of balance of the footrest (120) is maintained during driving. The pair of auxiliary support rods (130) in which the auxiliary wheels (131) are installed may be provided directly on the footrest (120) without the cover frame (140). Accordingly, beginners as well as experts can ride more safely.
Patent KR-20220163788-A (KR)
Inventor: KIM JONG HYEON
IPC: F28F13/12
Filed: 2021-06-03
Abstract: The present invention relates to a hot water heat storage tank, comprising: a heat exchanging housing having an enclosure structure and equipped with a heater; a circulating water inlet unit which is formed at a heat exchanging housing lower side and into which a water is introduced; a circulating water outlet unit formed at an upper side of the heat exchanging housing; and a hot water converting pipe which forms a path through which the water passes through the heat exchange housing. Provided is the hot water heat storage tank which let temperature control of the water be effectively done.
Patent KR-20220149891-A (KR)
Inventor: CHOI HAE YUN
IPC: H01L27/32
Filed: 2021-06-04
Abstract: In a display device including a pixel according to an exemplary embodiment, the pixel includes: at least one light emitting element; a first electrode overlapping the at least one light emitting element; and a second electrode covering the at least one light emitting element and the first electrode. The first electrode includes a plurality of area electrodes classified according to the number and position of overlapping the at least one light emitting element.
Patent KR-20220165076-A (KR)
Title: Method for controlling of properties and patterning of nanoparticles through ink lithography
Inventor: OH SOONG JU
IPC: H01L21/288
Filed: 2021-06-07
Abstract: The present invention relates to a patterning method through ink lithography. The method includes the steps of: forming a nanoparticle thin film by coating thin film-forming nanoparticles surrounded by a first ligand on a substrate; directly spraying ligand substitution ink on a selective region on the nanoparticle thin film to form a region in which the first ligand is substituted with a second ligand; and washing the nanoparticle thin film with a washing solvent to pattern a region substituted with the second ligand.
Patent KR-20220167971-A (KR)
Title: A shower head having a filter
Inventor: LEE SEUNG GON
IPC: B05B1/18
Filed: 2021-06-15
Abstract: The present invention relates to a shower head which includes a head body (1) having a connection part (2) coupled to one end to communicate with a water supply hose (5) and provided to be gripped by a user and a nozzle (4) provided on the other end of the head body (1) and spraying water. The shower head comprises: a filter (10) which is provided inside the head body (1) and filters out foreign substances mixed in water; a guide member (20) which is provided on one side of the connection part (2) of the head body (1) and includes a plurality of water discharge holes (21) so that water flowing through an internal flow path (3) of the connection part (2) is dispersed into a plurality of water streams inside the head body (1); and a check valve (30) which is coupled to the guide member (20) and opens the internal flow path (3) of the connection part (2) or the water discharge holes (21) of the guide member (20) by means of the pressure of water supplied through the water supply hose (5) and closes, when the supply of water is stopped, the internal flow path (3) or the water discharge holes (21) so as to prevent water remaining in the head body (1) from flowing into the water supply hose (5). According to the present invention, foreign substances remaining in the head body (1) are prevented from flowing back into the water supply hose (5) so that a faucet is prevented from being contaminated by the foreign substances.
Patent KR-20230000691-A (KR)
Inventor: KIM KI CHUL
IPC: H03F1/26
Filed: 2021-06-25
Abstract: The present invention aims to provide a low-noise amplifier including a multi-stage broadband noise matching circuit, which can simultaneously achieve broadband gain characteristics and broadband noise matching characteristics by arranging the noise matching of each stage in different frequency ranges. The low-noise amplifier, according to an embodiment of the present invention, comprises: a first amplification stage including a first gate and a first input transistor for amplifying a signal applied to the first gate; and a second amplification stage connected to the first amplification stage and including a second gate and a second input transistor for amplifying a signal applied to the second gate. The first amplification stage includes a first source degeneration inductor connected to one end of the first input transistor, the second amplification stage includes a second source degeneration inductor connected to one end of the second input transistor, and the second input degeneration inductor carries out conjugate matching of a second input impedance of the second amplification stage with a first output impedance of the second amplification stage.
Patent KR-20230005040-A (KR)
Title: Vibration power generator and applications using the same
Inventor: CHO YOU SUK
IPC: B63C9/20
Filed: 2021-06-30
Abstract: The present invention relates to a vibration power generator for generating power by using vibration and for generating a voltage through triboelectricity by vibration. The vibration power generator comprises: a generation unit (100) for generating a voltage by separating electric charges by triboelectricity; a case unit (200) for sealing the generation unit (100) while embedding it therein; and an electrode unit (300) formed on the case unit (200) and transmitting the voltage.
Patent KR-20230005566-A (KR)
Title: A device for measuring the amount of probe displacement using a change in the amount of light
Inventor: JAEYONG LEE
IPC: A61B90/00
Filed: 2021-07-01
Abstract: The present invention relates to a device for measuring a probe displacement amount using a change in the amount of light. The device for measuring a probe displacement amount comprises: a sensor mounting unit which has a sensor, and can adjust the position of a probe so that the probe can be provided at a position corresponding to the sensor; a handpiece fixing unit which fixes a handpiece through a through hole formed at the center; and an impedance matching unit which is configured to generate acoustic impedance in the probe.
Patent KR-20230007801-A (KR)
Title: Hybrid log house with detachable envelope
Inventor: LEE DONG MIN
IPC: E04C2/54
Filed: 2021-07-06
Abstract: The present invention relates to an envelope-detachable hybrid log building, which can have a separated envelope structure installed outside a wooden building to separate the exterior from internal structures thereof, thereby achieving the unified exterior, planning internal spaces without the influence of restrictions on the exterior, minimizing the effects of external weather or pollution, saving energy, and providing a comfortable living environment. The envelope-detachable hybrid log building comprises: the body of a building made of log; and a detachable envelope structure installed to surround the entire exterior of the body of the building, and spaced apart from the outer surface of the body of the building.