baber/WOPTO huggingface dataset:
Patent KR-20220122904-A (KR)
Title: Electronic shelf system based on direct current power line supply
Inventor: CHOI CHANG JOON
IPC: F21W131/405
Filed: 2021-02-27
Abstract: In accordance with the present invention, an electronic shelf system includes: a display stand power line device (100) supplying DC power to an electronic shelf device terminal (200) using a DC power line; the electronic shelf device terminal (200) receiving power from the display stand power line device (100) through a power line and visually displaying product information; and a communication transmission device (300) including a remote server (500) or a management PC (501) transmitting packet information including the product information and identification information identifying the electronic shelf device terminal (200) matched with the product information. The electronic shelf device terminal (200) extracts the identification information from the packet information, and checks the extracted identification information, and then, updates and displays the product information. In accordance with characteristics, power can be supplied through the DC power line and an LCD, an OLED, a mini LED or a micro LED can be used as a display device in place of electronic ink.
Patent KR-20210117937-A (KR)
Title: vessel collision avoiding method and system based on Artificial Potential Field
Inventor: CHUNG FENG YEANG
IPC: B63B79/10
Filed: 2021-03-11
Abstract: The present invention proposes a ship collision avoidance method based on an artificial potential field. The method includes the following steps of: (S1) acquiring ship information, information on at least one obstacle, and target point information; (S2) constructing an artificial potential field having a target attraction force potential field and at least one obstacle repulsion force potential field based on the acquired ship information, obstacle information, and target point information; (S3) obtaining a first resultant force by merging the target attraction force potential field and the repulsion force potential field of at least one obstacle; (S4) adding an external action force based on the ship information or the obstacle information; (S5) obtaining a second resultant force by adding the first resultant force and the external action force; and (S6) the ship avoiding the at least one obstacle by sailing based on the second resultant force direction. An object of the present invention is to provide a ship collision avoidance method based on an artificial potential field that can solve the above-mentioned problems.
Patent KR-20220127506-A (KR)
Title: Cathode active material for lithium secondary battery and methode of manufacturing the same
Inventor: CHOI JAE HO
IPC: H01M4/36
Filed: 2021-03-11
Abstract: The present invention relates to a positive electrode active material for a lithium secondary battery and a manufacturing method thereof. The positive electrode active material for a lithium secondary battery (hereinafter, can be abbreviated as a positive electrode active material) according to exemplary embodiments includes lithium metal oxide particles and a water-soluble polymer, and can have a secondary particle structure in which the lithium metal oxide particles and the water-soluble polymer are aggregated.
Patent KR-20220131635-A (KR)
Title: Semiconductor package
Inventor: PARK SUNG WOO
IPC: H01L21/56
Filed: 2021-03-22
Abstract: According to an embodiment of the present invention, provided is a semiconductor package comprising: a circuit board which includes: a first surface which includes a plurality of first and second upper pads, and a second surface which is positioned opposite to the first surface, and includes a plurality of lower pads which are electrically connected to the plurality of first and second upper pads; a first semiconductor chip which is arranged on the first surface of the circuit board, and is connected to the plurality first upper pads; a second semiconductor chip which is arranged on the first surface of the circuit board, is connected to the plurality of second upper pads, and has one side facing one side of the first semiconductor layer; an underfill which is arranged between lower surfaces of the first and second semiconductor chips and the first surface of the circuit board, and has a part extending along facing side surfaces between the first semiconductor chip and the second semiconductor chip; a surface modifying layer which is applied on the side surfaces of the first and second semiconductor chips, wherein wettability of the underfill for a surface of the surface modifying layer is less than wettability of the underfill for the side surfaces of the first and second semiconductor chips; and a molding member which is arranged on the first surface of the circuit board, and surrounds the first and second semiconductor chips. The present invention can improve warpage.
Patent KR-20220132869-A (KR)
Title: Electronic device including flexible display
Inventor: IVANOV IGOR
IPC: G09F9/30
Filed: 2021-03-24
Abstract: The present invention provides an electronic device including a flexible display capable of efficiently providing large amounts of information for users. According to various embodiments of the present invention, the electronic device comprises: a binder structure; a plurality of connection cylinders coupled to be separated and rotated in the binder structure, and including at least one first electronic component in an internal space; and at least one display module coupled to at least one connection cylinder among the plurality of connection cylinders to be separated, and electrically connected to the at least one first electronic component. The at least one display module includes: a first sheet including a first surface facing a first direction and a second surface facing a direction opposite to the first surface; a second sheet including a third surface coupled to the second surface and a fourth surface facing a direction opposite to the third surface; a connection unit connecting one end of the first sheet and one end of the second sheet; a first flexible display arranged to be seen from the outside on at least a portion of the first surface; a second flexible display arranged to be seen from the outside on at least a portion of the fourth surface; and a sheet fixing member fixing the other end of the first sheet and the other end of the second sheet, and detachably arranged on the connection cylinders. The first sheet and the second sheet are coupled to be slipped with respect to each other in a second direction perpendicular to the first direction. The first flexible display and the second flexible display can be electrically connected to the at least one first electronic component through the sheet fixing member. Various other embodiments can also be possible.
Patent KR-20220135315-A (KR)
Title: Multiple focusing apparatus by ultrasonic depth including micro-machined ultrasonic transducer array and the operating method thereof
Inventor: CHO KYUNG IL
IPC: A61N7/02
Filed: 2021-03-30
Abstract: The present invention relates to a multiple focusing device by ultrasonic depth comprising a micro-machined ultrasonic transducer array, and an operating method thereof. The multiple focusing device comprises a micro-machined ultrasonic transducer (MUT) array formed of a plurality of vibration devices arranged in an annular shape and applying low frequency or high frequency depending on the depth of application inside the skin, wherein the MUT array includes parallel connection wires between upper electrodes configured for each channel of the vibrating devices and connection wires between lower electrodes disposed in a longitudinal direction. In addition, according to an embodiment of the present invention, the multi-focusing device by ultrasound depth is linked with a mobile device such that personalized treatment according to personal skin information can be performed and the multi-focusing device can be used at home for a long time without visiting a hospital.
Patent KR-20210042280-A (KR)
Inventor: CHOI BONG SOON
IPC: A47D15/00
Filed: 2021-03-30
Abstract: The present invention relates to a body tight-contact type nursing cushion capable of minimizing the lifting of the vicinity of a thin wrist of a guardian from a nursing cushion by causing volume expansion to an area, which is not in contact with the nursing cushion, in case of volume compression occurring in a contact area of the nursing cushion when the vicinity of a thick elbow of an arm part of the guardian holding a baby for nursing is pressed into contact with the nursing cushion, thereby improving tight-contact performance. The body tight-contact type nursing cushion includes: a nursing body (100) including one waist part (110) located on one waist side of a guardian, the other waist part (120) located on the other waist side of the guardian, and a baby accepting part (130) connecting the one waist part (110) with the other waist part (120); and a filler member (200) filling the inside of the nursing body (100), comprising pellets (210, 220). The pellets (210, 220), pressed in case of volume compression occurring in a contact area of the nursing body (100) when a thick body part among body parts having different thicknesses of the guardian is pressed into contact with the nursing body (100), are moved to an area, which is not in contact with the nursing body (100), to cause volume expansion, thereby minimizing the lifting of a thin body part of the guardian from the nursing body (100).
Patent KR-20220138284-A (KR)
Title: High voltage semiconductor device and manufacturing method thereof
Inventor: HANSEOB CHA
IPC: H01L29/66
Filed: 2021-04-05
Abstract: In embodiments, provided are a semiconductor element and a manufacturing method thereof. The semiconductor element may include: a first conductivity type buried layer formed on a substrate; a first conductivity type deep well region formed on the first conductivity type buried layer; a second conductivity type body region and a first conductivity type drift region; a source region formed in the second conductivity type body region; a drain region formed in the first conductivity type deep well region; and a gate electrode formed on the second conductivity type body region and the first conductivity type drift region.
Patent KR-20220144524-A (KR)
Inventor: JUNG SEO YEON
IPC: A61C1/12
Filed: 2021-04-20
Abstract: One embodiment of the present invention relates to a handpiece which comprises: a body unit having a predetermined shape, which a user grips in an operation process; a head unit disposed on one end of the body unit and equipped with a burr; and a reference angle keeping unit disposed on a surface of the body unit. The reference angle keeping unit includes a display unit for visually outputting a reference angle (α) set by the user relative to an angle between a vertical axis of a tooth and a vertical axis of a burr and a sensing unit for sensing a deviation angle (β) or a difference of the angle between the vertical axis of a tooth and the vertical axis of a burr from the reference angle (α) set by the user in the operation process in real-time. The display unit outputs an area where the deviation angle (β) is no greater than a first range in first color, an area where the deviation angle (β) exceeds the first range, but is no greater than a second range in second color, and an area where the deviation angle (β) exceeds the second range in third color. Accordingly, the user can use an objective indicator to keep the angle between the vertical axis of a tooth and the vertical axis of a burr constant.
Patent KR-20210137903-A (KR)
Title: Cutting apparatus
IPC: B24B49/02
Filed: 2021-04-23
Abstract: The present invention aims to provide a cutting apparatus which is able to definitely replace a cutting blade and prevent the occurrence of a processing fault. The cutting apparatus comprises: a cutting means which has a rotatable cutting blade for cutting a subject to be processed; a detecting means detecting the front-end position of the cutting blade; and a display means. The display means displays a blade replacement screen. The blade replacement screen includes: a first display unit displaying the outer diameter of an unused cutting blade to replace the used cutting blade, and the volume of the blade end being discharged; a second display unit displaying the consumed volume on the blade end of the cutting blade; and an ending key ending the replacement process of the cutting blade. When the ending key is selected, the front-end position of the cutting blade is detected by the detecting means.
Patent KR-20220156144-A (KR)
Title: Roof-rack
Inventor: RYU HO JIN
IPC: B60Q1/26
Filed: 2021-05-17
Abstract: The present invention relates to a roof rack, comprising: a rail which is mounted on a roof of a vehicle, forms an outer shape, and has a space therein; a lighting which is disposed at an interior space of the rail; an irradiation unit which is open on one side of the rail and through which a light emitted from the lighting passes and is irradiated to the exterior; and a transparent plate which covers at least a portion of the irradiation unit and supports an upper end of the irradiation unit. Therefore, an elegant indirect light provides aesthetic beauty. In addition, a phenomenon in which other drivers are dazzled is prevented. Moreover, the transparent plate supports the open irradiation unit of the rail. According to the present invention, compared to a case where the irradiation unit is not formed, rigidity is not lowered.
Patent KR-20220158420-A (KR)
Title: An Energy Bar Marine Ecosystem
Inventor: YUN YEONG SEO
IPC: C04B24/12
Filed: 2021-05-24
Abstract: An eco-friendly energy bar is disclosed. The eco-friendly energy bar according to an embodiment of the present invention comprises a step of preparing an eco-friendly energy bar by including the steps of dissolving an eggshell, the main component of which is calcium carbonate, in water in which carbon dioxide is dissolved, adding a lysine solution to lower the carbon dioxide concentration again to produce calcium carbonate, and mixing a lysine mixture with citric acid having strong adhesive properties by increasing carbon dioxide solubility using the pH of lysine.
Patent KR-20210144610-A (KR)
Title: Network slice-specific authentication and authorization
IPC: H04W80/10
Filed: 2021-05-24
Abstract: The present invention relates to a network slice-specific authentication and authorization (NSSAA) method to perform authentication and authorization in a network. According to the present invention, in a wireless communication system, a user equipment is allocated to a registration area including two or more tracking areas (TA) including at least a first set of Tas belonging to a first public land mobile network (PLMN) in which the UE is registered. When a pending network slice selection assistance information (NSSAI) including one or more single NSSAI is received and the two or more TAs include at least one second set of TAs belonging to at least one second PLMN equivalent to the first PLMN, the received pending NSSAI is applicable to the at least one second PLMN in the registration area.
Patent KR-20220161579-A (KR)
Title: Down emission type medicinal stuff vapeur gown type fume
Inventor: KONG BYONG SEONG
IPC: A61F7/00
Filed: 2021-05-27
Abstract: The present invention relates to a downward discharge-type medicinal steam gown-type fumigator. Not only is the present invention simple and economical in the form of a gown, but also the present invention can be easily used in the office or home regardless of location. The present invention is also in a downward discharge type where steam passes from the top of a steaming room where a medicinal material is embedded to the bottom, and steam is discharged downward from the steaming room such that the steam can be supplied indirectly to the inside of the gown through a gown fomentation footrest. The downward discharge-type medicinal steam gown-type fumigator comprises: a fumigation base body which passes steam heated by a water level sensing heater from the top to the bottom of the medicinal material and changes the same into steamed steam; and the gown steaming footrest which blocks the outside when a user stands thereon with the gown worn. The interior of the gown is filled with steaming steam discharged from the fumigation base body and comes into contact with a bathing pad of the gown so that fumigation can be accomplished by indirect contact.
Patent KR-20220160715-A (KR)
Inventor: SON HYE JEONG
IPC: D06H7/22
Filed: 2021-05-28
Abstract: The present invention relates to a method which is devised to reduce environmental contamination and relieve skin problems by bonding different materials in textiles without chemical materials or adhesives. The present invention relates to a technology for a method of imprinting a special pattern on a mold, and compressing while twisting using a predetermined pressure at a predetermined temperature, which is not a very strong adhesion but has no inconvenience in using in everyday life.
Patent KR-20220165417-A (KR)
Title: Noise reduction device for air-compressor which can generate oxygen
Inventor: WOO JAE HYUN
IPC: G10K11/16
Filed: 2021-06-08
Abstract: A noise reduction device (500) for an air compressor capable of generating oxygen according to the present invention is installed on a path through which an air compressor (800) introduces air, and comprises: a container (50) having a cavity part (580) formed therein; and zeolite (58) filled into the cavity part (580) of the container. The container (50) has an air introducing part (510) for introducing outside air into the cavity part (580), and an air discharge part (530) for discharging air in the cavity part (580) to the outside. The air discharge part (530) of the container is connected to an air introducing part (810) of the air compressor (800). Provided are chemical compounds such as potassium superoxide (KO_2) and sodium peroxide (Na_2O_2), which generate oxygen by reacting with moisture for the zeolite (58).
Patent KR-20220167698-A (KR)
Title: Apparatus for supplying fluid and apparatus for processing substrate including the same
Inventor: KIL KI BEOM
IPC: F17C7/00
Filed: 2021-06-14
Abstract: The technical idea of the present invention provides a fluid supplying device, which includes: a container supply module configured to supply a container in which a process fluid is stored; a cap separation module configured to separate a nozzle cap from a container body of the container; and a fluid supply module configured to supply the process fluid in the container body to a fluid supply line.
Patent KR-20220169689-A (KR)
Title: Method for manufacturing composite anode material comprising lithium silicate
Inventor: JANG BO YUN
IPC: H01G11/30
Filed: 2021-06-21
Abstract: One embodiment of the present invention provides a method for manufacturing a composite negative electrode material, including the steps of: manufacturing a mixture by mixing a lithium source and silicon particles; milling the mixture; and heating the mixture, wherein the heating step is a single process of doping the silicon particles with lithium and simultaneously supplying a carbon source to coat a carbon layer.
Patent KR-20230006260-A (KR)
Title: Electronic parking brake system and control method thereof
Inventor: JAEHYUN PARK
IPC: B60T17/22
Filed: 2021-07-02
Abstract: The present invention relates to an electronic parking brake system and a control method thereof. The electronic parking brake system comprises: an electronic parking brake which provides a necessary fastening force nedded for parking a vehicle; and a control unit engaging the electronic parking brake. During a parking operation, the control unit determines whether it is beginning of vehicle shipment or beginning of brake pad replacement based on a vehicle's mileage and brake pad replacement information. In addition, at the beginning of the vehicle shipment or at the beginning of the brake pad replacement, the control unit compensates for a target fastening force of the electronic parking brake and performs the parking operation according to the compensated target fastening force. Provided are the electronic parking brake system capable of preventing vehicle rolling, and the control method thereof.
Patent KR-20230010986-A (KR)
Title: Safety tripod
Inventor: KIM DUCK HO
IPC: F16B2/02
Filed: 2021-07-13
Abstract: The present invention relates to a safety tripod. The present specification relates to the safety tripod. The safety tripod according to an embodiment comprises: a support unit composed of a plurality of supports; a tripod main body installed at one end of the support unit; and a clamp installed at the other end of the support unit. Each of the plurality of supports is rotationally coupled to other neighboring supports by a first coupling unit. Each of the plurality of supports and the other neighboring supports may be rotatable about the first coupling unit. Provided are the safety tripod which can be simply and easily installed to and removed from a structure.
Patent KR-20220015325-A (KR)
Inventor: OGIWARA TAKAFUMI
IPC: B23K26/53
Filed: 2021-07-19
Abstract: The present invention relates to an inspection device and an inspection method capable of more easily estimating a processing state of a wafer. The inspection device comprises: a light source for irradiating a laser beam (L) to a wafer; an AF unit as a measuring unit for measuring displacement of the back surface (surface to be measured) that is an incident surface of the laser beam (L) on the wafer; and a control unit which is configured to control the light source so that one or multiple modified regions are formed inside the wafer by irradiating the wafer with the laser beam (L), control the AF unit so that displacement after processing, which is the displacement of the back surface after the laser beam (L) is irradiated, is measured, and derive, based on the processed displacement measured by the AF unit, information about estimation of a processing state of the wafer.
Patent KR-20230014993-A (KR)
Title: Server and receiving apparatus for receiver on-demand replay in broadcasting
Inventor: MOON DAE KYEONG
IPC: H04N21/2387
Filed: 2021-07-22
Abstract: An embodiment may provide a server for receiver on-demand replay in broadcasting, wherein the server is connected to a transmitting device and a plurality of receiving devices through wired and wireless networks, the server comprising: a communication part for receiving video stream data from the transmitting device, transmitting the video stream data to the plurality of receiving devices using a broadcasting method, and receiving a replay request from one receiving device to replay a video from a specific point of time, the video being broadcast to the plurality of receiving devices; a data conversion part for converting the video stream data into a plurality of data chunks having a unit time; and a control part for storing the plurality of data chunks in a database, reading, from the database, some among the plurality of data chunks corresponding to the replay request, and transmitting the read data chunks to the one receiving device through the communication part.
Patent KR-20230016990-A (KR)
Title: Memory device performing column operation
Inventor: KIM WOONG RAE
IPC: G11C7/10
Filed: 2021-07-27
Abstract: A memory device includes an external information input circuit which receives external information for a write operation and generates a burst mode signal and a write command pulse for the write operation. The memory device includes a write operation control circuit which generates a write control pulse for storing internal data in a cell array from the write command pulse when a first burst mode is performed based on the burst mode signal, and controls whether to generate the write control pulse from the light command pulse when a second burst mode is performed based on the burst mode signal.