baber/WOPTO huggingface dataset:
Patent KR-20210044693-A (KR)
Title: Multiplexed detection method of biomarkers
Inventor: UM SOONG HO
IPC: C12Q1/6806
Filed: 2020-09-28
Abstract: The present invention relates to a method for improving detection of multiple biomarkers using a fluorescent nucleic acid nanostructure-graphene oxide complex through a nucleic acid pretreatment process, and according to a pretreatment method of the present invention, since obtaining only a mutated part of a required gene biomarker selectively is possible, it is possible to minimize non-specific binding between target nucleic acid and a fluorescent nucleic acid nanostructure-graphene structure to be able to improve a detection function and to effectively diagnose even biomarkers of a low concentration, and furthermore, there is an effect of early diagnosis of diseases from liquid biopsy, and of easily confirming the effects of drugs.
Patent KR-20220043468-A (KR)
Title: System and method for pressure swing adsorption
Inventor: KO DONG SEOK
IPC: B01D53/047
Filed: 2020-09-29
Abstract: Disclosed is a pressurized adsorption system to increase hydrogen extraction efficiency. According to the present invention, the pressurized adsorption system comprises: a plurality of beds performing an adsorption process, a pressure equalization process, a vacuum process, or a pressurization process; a supply valve provided on each of the beds and connected to a mixed gas supply unit to supply mixed gas to the beds; a discharge valve provided on each of the beds and connected to a hydrogen gas outlet to discharge hydrogen generated in the beds; a vacuum valve provided on each of the beds and connected to a vacuum pump to be open and closed during the vacuum process of the beds; and a control unit controlling the supply valve, the discharge valve, or the vacuum valve provided for each of the beds so that each of the beds performs the adsorption process, the pressure equalization process, the vacuum process, or the pressurization process.
Patent KR-20220046299-A (KR)
Inventor: BO KYEONG KIM
IPC: G06F11/10
Filed: 2020-10-07
Abstract: The present technology relates to an electronic device, and a storage device with improved operating speed includes: a memory device including a plurality of memory regions; a buffer memory configured to store first parity information including parity for data stored in each of one or more first memory regions among the plurality of memory regions; and a memory controller configured to control the memory device to store second parity information including parity for data stored in each of one or more second memory regions except for the one or more first memory regions among the plurality of memory regions and to store dump parity information including some of the first parity information and the second parity information when sudden power-off occurs.
Patent KR-20200120596-A (KR)
Inventor: WOO SHUNG HUN
IPC: H02K1/16
Filed: 2020-10-13
Abstract: According to embodiments, disclosed is a motor, comprising: a rotary shaft; a rotor coupled to the rotary shaft; a stator disposed to correspond to the rotor; and a housing coupled to the stator. The stator includes a plurality of division cores which include a yoke and a tooth protruding from the yoke. The yoke includes a first surface, a second surface and a third surface facing an inner surface of the housing, wherein the first surface is disposed between a second virtual line crossing a center of the tooth in the rotary shaft and a first virtual line crossing an edge of the yoke in the rotary shaft, the second surface includes a groove disposed on the second virtual line, the third surface is disposed between the first surface and the first virtual line, and a step is formed between the first surface and the third surface. In addition, a linear distance from the rotary shaft to the first surface is greater than a linear distance from the rotary shaft to the second surface and a linear distance from the rotary shaft to the third surface, the first surface is supported by the housing, the second surface and the third surface are spaced apart from the housing, and the first surface is located along a circle having a first radius around the rotary shaft.
Patent KR-20220051613-A (KR)
Inventor: YOUNG SEOK CHOI
IPC: A61B5/00
Filed: 2020-10-19
Abstract: Disclosed is a method for forming robust common spatial pattern using robust LP-norm for EEG based motor imagery brain computer interface. The method includes the steps of: (a) measuring an electroencephalogram (EEG) during motor imagery (MI) without movement of the subject's body (hands, arms, legs, etc.), in an electroencephalogram (EEG)-based BCI study; and (b) applying, by existing common spatial patterns (CSP), which are sensitive to noise such as muscle movement, on the electroencephalogram (EEG) measured during motor imagery (MI), CSP-LP based on LP-norm which is robust against noise such as the movement of muscles, in order to reduce performance degradation due to noise when analyzing accurate patterns of data, compared to the existing CSP, CSP-L1, and analyzing MOTOR IMAGERY EEG using CSP-LP based on LP-norm.
Patent KR-20220053969-A (KR)
Title: Untact experience type marketing platform system based on customer behavior data
Inventor: LEE WON EY
IPC: G06F40/20
Filed: 2020-10-23
Abstract: The present invention relates to a non-face-to-face experience-type marketing platform system based on customer behavior data, which comprises: a store unit where a seller's products are displayed; a collection unit collecting consumer information which is information about consumers who have visited the store unit; an analysis unit analyzing the consumer information collected by the collection unit to generate analysis data; and a server unit providing the analysis data to a seller's terminal device and operating a platform providing an online shopping mall system so that the product can be sold online. According to the present invention, the system provides an effect of enabling startups, small business owners, and small and medium-sized venture companies to operate offline experience stores easily and inexpensively. In addition, analysis data on the basis of behavioral data of consumers visiting experience stores is provided to sellers, thereby providing an effect of effectively establishing a marketing strategy for a product when the analysis data is utilized.
Patent KR-20200136334-A (KR)
Inventor: SONG YUN JA
IPC: A23L11/20
Filed: 2020-10-24
Abstract: The present invention relates to a method of preparing pork backbone stew using sweet potato stalks, characterized in that when pork backbone stew is prepared using pork neck bone, various ingredients and seasonings such as Laurus nobilis leaves, Acanthopanax senticosus, soju, pepper, and the like are added to remove unique smell of pork and create a savory taste, and dried sweet potato stalks are trimmed, seasoned, added, and boiled. Accordingly, the pork backbone stew prepared thereby has savory, deep, and rich tastes and contains vitamin C, calcium, and iron, and thus can be effective in enhancing immunity and reducing fatigue and can be helpful for preventing osteoporosis and anemia. According to the present invention, in order to prepare pork backbone stew using pork neck bone, the pork neck bone is immersed in water to remove blood of pork, various ingredients and seasonings are added to the pork neck bone, the pork neck bone added with the ingredients and seasonings is boiled to prepare the boiled pork neck bone and broth, dried sweet potato stalks are soaked in water and seasoned, the pork neck bone, the seasoned sweet potato stalks, and various ingredients are added to the broth, and the broth added with the pork neck bone, the seasoned sweet potato stalks, and various ingredients is boiled.
Patent KR-20220055733-A (KR)
Title: Apparatus for reducing offset of hall sensor and apparatus for control lens module
Inventor: HEO CHANG JAE
IPC: G01R1/30
Filed: 2020-10-27
Abstract: A hall sensor offset reduction device according to one embodiment of the present invention includes an amplifier for amplifying the voltage difference between first and second hall sensor output terminals of a hall sensor. The amplifier includes: a differential amplifier including a positive input terminal, a negative input terminal, a positive output terminal electrically connected to the negative input terminal, and a negative output terminal electrically connected to the positive input terminal; and an offset reducer configured to vary the difference between the first voltage difference between the first hall sensor output terminal and the positive input terminal and the second voltage difference between the second hall sensor output terminal and the negative input terminal.
Patent KR-20220056015-A (KR)
Inventor: KIM SUNG HO
IPC: A23L27/50
Filed: 2020-10-27
Abstract: The present invention provides a method for manufacturing beef liquid sauce for Pyeongyang cold noodle stock and a method for manufacturing cold noodle stock using the same, which can conveniently manufacture large-capacity Pyeongyang noodle stock. The method for manufacturing beef liquid sauce for Pyeongyang cold noodle stock comprises: mixing and heating beef bone stock, soy sauce, and L-sodium glutamate in a steamer (S11); laying opinions, spring onions (Allium fistulosum), garlic, ginger, dried shiitake, katsuobushi, radish (Raphanus sativus), and whole pepper on the bottom of the steamer and placing shank and brisket (S12) thereon; placing the steamer of S12 on a steaming pot when the contents of the steamer of S11 start to boil and steaming the same for one hour (S13); removing the shank and brisket after performing the S13, squeezing the contents in the streamer, and mixing the same with the stock in the streamer (S14); mixing salt, soju, glucose, and white sugar with the stock of the steamer mixed in S14 heating the same until the same reaches 1.5 L to complete the beef liquid sauce for Pyeongyang cold noodle (S15).
Patent KR-20220063886-A (KR)
Inventor: SEONGHOON JEONG
IPC: F16B39/34
Filed: 2020-11-11
Abstract: The present invention relates to a lightweight steel ceiling frame detachment preventing structure, and more specifically, to a lightweight steel ceiling frame detachment preventing structure, in which a lightweight steel ceiling frame for supporting a structure constituting a ceiling prevents a hanger provided on a lower portion of a hanger bolt from falling off by external vibration caused by an earthquake and the like. To this end, the present invention is characterized by: a hanger bolt installed on an inner upper surface of a building or a structure to protrude downward; a hanger fixed to a lower portion of the hanger bolt; and a carrier supported by the hanger. The present invention further comprises a detachment prevention member provided on an inner side of the handler to be coupled to a lower end of the hanger bolt.
Patent KR-20210004901-A (KR)
Inventor: LEE JONG HO
IPC: B62K25/20
Filed: 2020-11-13
Abstract: An object of the present invention is to provide a moving means which is implemented by adding a shock absorbing function to the prior art (Korean Patent application No. 10-2019-0017658), thereby exhibiting enhanced riding comfort. To this end, the moving means comprises: a handle control part including a handle configured to be held by a hand, a handle frame having one end coupled to a middle area of the handle and the other end extending downward, and a front wheel coupled to a lower end of the handle frame; a connection frame including a first connection frame having one end coupled to the handle frame and a second connection frame having one end coupled to a lower area or a middle area of the first connection frame and the other end extending downward; a saddle part including a saddle frame having one end coupled to an upper portion of the first connection frame and the other end extending rearward and configured to vertically rotate, and a saddle coupled to the rear of the saddle frame; a body part including one end coupled to the other end of the second connection frame and the other end extending between lower and rear portions; a rear wheel coupled to the other end of the body part; a footrest part coupled to the body part; and a shock absorbing part including one end coupled to a middle area or the other end of the saddle frame and the other end coupled to a body part area disposed at the bottom of the saddle frame.
Patent KR-20220065219-A (KR)
Inventor: LEE KEON HO
IPC: H02J7/00
Filed: 2020-11-13
Abstract: The present invention provides a movable charging terminal unit, electrically connected to a negative connection terminal and a positive connection terminal provided in a charging object and advancing toward the charging object so as to supply charging current to the charging object. The movable charging terminal unit comprises: a rear frame; an actuator providing a moving force to the rear frame; a front frame connected to the rear frame so as to be relatively movable with respect to the rear frame in a direction parallel with the moving direction of the rear frame; an elastic member applying an elastic force in a direction away from the rear frame with respect to the front frame; a negative electrode terminal installed on the front frame to be in contact with the negative electrode connection terminal; a positive electrode terminal installed to be spaced apart from the negative electrode terminal on the front frame so as to come in contact with the positive connection terminal; a control unit controlling the actuator; and a sensor generating a detection signal and providing the signal to the control unit when a gap between the rear frame and the front frame reaches a preset gap.
Patent KR-20220065477-A (KR)
Title: Cleaning apparatus for gate of seawater intake installment
Inventor: JEONG YONG CHAE
IPC: E02B7/20
Filed: 2020-11-13
Abstract: The present invention relates to a sluice cleaning device for a seawater intake facility, wherein a pump facility (4) is provided in a pump chamber (3) into which seawater (1) is introduced by means of a sluice (7). A gate passage (8) is installed at the upper portion of the sluice (7). In particular, the present invention comprises: a main cleaning pipe (12) inserted by means of the gate passage (8); an air supply pipe (14) installed to be extended along the circumference of the main cleaning pipe (12); a high-pressure fluid supply pipe (17) which is extended along the circumference of the main cleaning pipe (12) and has a cleaning nozzle (18) provided at the lower end thereof; a high-pressure grinding pipe (20) which is extended along the circumference of the main cleaning pipe (12) to upwardly spray high-pressure air towards a lower end entrance (13) of the main cleaning pipe (12) to grind and remove debris blocking the entrance of the main cleaning pipe (12); and a camera (24) which is installed at the lower end of the main cleaning pipe (12) to film the lower bottom portion of the sluice (7). Therefore, debris may be efficiently discharged and removed.
Patent KR-20220067696-A (KR)
Title: Gas supplier and deposition equipment having the same
Inventor: AHN BUM MO
IPC: H01L21/67
Filed: 2020-11-18
Abstract: The present invention relates to a gas supply member capable of improving quality of a fine pattern by changing a material of a conventional gas supply member to minimize bending deformation of the gas supply member in a high temperature environment, and a substrate processing apparatus. The gas supply member of the present invention comprises: a body unit made of a quartz material; and an electrode.
Patent KR-20220067863-A (KR)
Title: Salivary biomarker for diagnosing xerostomia and use thereof
Inventor: HWANG KYUNG GYUN
IPC: G01N33/68
Filed: 2020-11-18
Abstract: Provided are a composition for diagnosing xerostomia, a kit, and a method for diagnosing xerostomia using the same. According to this, the present invention can be used to diagnose xerostomia easily, objectively, and with high accuracy and specificity. The composition for diagnosing xerostomia includes a formulation for measuring an expression level of a gene selected from a group including NUCB2, PDCD6IP, PTGR1, FAM3D, and ZG16B, or an expression level of a protein or a fragment thereof.
Patent KR-20220069717-A (KR)
Title: Volitile memory device, storage device, and operating method of volitile memory device
Inventor: HYUN JU YOON
IPC: G11C8/10
Filed: 2020-11-20
Abstract: The present invention relates to an electronic device and, more particularly, to a volatile memory device, a storage device, and a method of operating the volatile memory device. According to an embodiment, a volatile memory device comprises: a plurality of memory cells; a row decoder which applies a first voltage level of word line voltage, higher than a ground voltage, to a selected word line for a command delay time that has elapsed from the time when an active command is provided, and applies the word line voltage of a second voltage level, lower than the first voltage level, to the selected word line from the time when the command delay time has elapsed to the time when an active period ends; a column decoder for selecting a bit line; and a control logic for providing the active command to the row decoder and providing an operating command to the column decoder during the active period. Therefore, a leakage current generated from a cell capacitor can be reduced.
Patent KR-20220073579-A (KR)
Title: 스터디 카페 운영 시스템 및 그 방법
Inventor: LEE SUNG SOO
IPC: G06Q50/10
Filed: 2020-11-26
Abstract: 본 발명은 스터디 카페 운영 시스템 및 그 방법을 개시한다. 즉, 본 발명은 단말에서 스터디 카페의 일측에 구비된 NFC 태그를 태깅하는 경우, 상기 NFC 태그에 포함된 랜딩 페이지에 접속하여 단말의 사용자가 이용하고자 하는 유료 서비스 종류, 전화번호 등을 입력하고, 서버에서 제공하는 해당 유료 서비스 종류에 대응하는 공유 아이디와 비밀번호를 이용해서 해당 스터디 카페 서버와 협력 관계에 있는 유료 서비스 제공 서버에 접속하고, 해당 유료 서비스 제공 서버에서 제공하는 유료 서비스를 무료로 이용함으로써, 사용자가 편리하게 무료로 다양한 유료 서비스를 이용할 수 있고, 스터디 카페의 관리자는 사용자의 다양한 요구를 충족시켜 다양한 사용자의 유입을 유도하여 매출을 향상시킬 수 있다.
Patent KR-20220074475-A (KR)
Title: 절삭성 및 충격인성이 향상된 중탄소 비조질 선재 및 그 제조방법
Inventor: DONG JUN MUN
IPC: C22C38/00
Filed: 2020-11-27
Abstract: 절삭성 및 충격인성이 향상된 중탄소 비조질 선재 및 그 제조방법이 개시된다. 
본 발명에 따른 중탄소 비조질 선재는 중량%로, C: 0.28 내지 0.5%, Si: 0.55 내지 1.0%, Mn: 0.4 내지 1.5%, P: 0.03% 이하, S: 0.015 내지 0.05%, sol.Al: 0.01 내지 0.07%, N: 0.007% 내지 0.02%, 나머지 Fe 및 불가피한 불순물을 포함하고, 미세조직으로서 페라이트 및 펄라이트를 포함하고, 하기 관계식1 및 관계식2를 만족한다. 
[관계식1] 20 ≤ Mn/S ≤ 70  
[관계식2] 1.4 ≤ Al/N ≤ 7
Patent KR-20220076156-A (KR)
Title: 호장근 발효 추출물을 유효성분으로 함유하는 암 악액질 개선용 조성물
Inventor: LIM JI HONG
IPC: A23L29/00
Filed: 2020-11-30
Abstract: 본 발명은 호장근 발효 추출물을 유효성분으로 함유하는 암 악액질 개선용 조성물에 관한 것이다. 본 발명에 따르면 호장근 발효 추출물에 따르면 폐암 및 유방암 세포 실험에서 악액질 유도 인자인 PTHLH, MMP2, IL-11의 유전자 발현량을 유효하게 감소 시키는 효과가 있으므로, 암 악액질 개선 또는 예방에 유효하게 사용될 수 있다.
Patent KR-20220076218-A (KR)
Inventor: KIM SANG JIN
IPC: B65D85/48
Filed: 2020-11-30
Abstract: 본 발명은 패널 수납용기의 트레이 결합구조에 관한 것이다. 본 발명의 일실시 예에 따른 패널 수납용기의 트레이 결합구조는 하나 이상의 패널를 수용할 수 있는 공간이 마련되고, 양 측에 트레이를 설치할 수 있도록 양 측에 각각 측벽부가 마련되며, 적어도 일 측에 개구된 바디 및 상기 측벽부에 설치되고, 패널를 안착할 수 있는 몸체부를 포함하는 하나 이상의 트레이를 포함하고, 상기 트레이는 상기 측벽부와 밀착하도록 구비되는 측면부와, 상기 측면부와 수직되게 구비되고, 상기 패널를 안착할 수 있는 공간이 마련되며, 일정한 간격마다 돌기가 형성되는 바닥부와, 상기 측면부 및 바닥부 사이에 형성하되, 모서리에 형성되고, 상기 트레이의 텐션이 장시간동안 상기 바디의 내부에 설치하여도 쳐짐을 방지하는 보강부재 및 상기 측면부 및 바닥부의 사이에 형성하되, 상기 보강부재와 엇각에 해당하는 위치에 형성되고, 상기 측벽부에 설치되는 삽입부재를 포함한다.
Patent KR-20220077288-A (KR)
Inventor: KWON SOON YONG
IPC: C01B32/05
Filed: 2020-12-01
Abstract: 본 발명은, Ti 3 C 2 T x -탄화붕소를 포함하는 중성자 차폐용 코팅 물질을 제공한다. 본 발명의 일실시예에 따른 중성자 차폐용 코팅 물질은, Ti 3 C 2 T x  (여기에서 T x  는 관능기); 및 탄화붕소(B 4 C);를 포함한다.
Patent KR-20220085546-A (KR)
Inventor: KIM SANG JOON
IPC: B60W50/00
Filed: 2020-12-15
Abstract: 본 발명은 하이브리드 차량의 엔진 시동 제어 장치 및 방법에 관한 것으로, 엔진과 벨트로 연결되는 HSG, HSG 속도를 측정하는 센서, 및 상기 엔진 시동 시 상기 HSG에 시동 토크 인가 후 인가된 시동 토크에 기반하여 추정된 HSG 속도와 상기 HSG 속도를 이용하여 상기 벨트의 슬립량을 연산하고, 연산된 슬립량에 기반하여 토크 변화율 보정치를 연산하고, 상기 토크 변화율 보정치를 기반으로 상기 시동 토크의 변화율을 보정 제어하는 프로세서를 포함한다.
Patent KR-20220085591-A (KR)
Inventor: KIM YONG HO
IPC: F16H7/08
Filed: 2020-12-15
Abstract: 본 발명은 차량의 엔진 측방에 냉동 컴프레셔를 장착하기 위한 지그 프레임에 관한 것으로서, 상기 엔진의 측면쪽에 수직방향으로 배치되어 상기 엔진의 측면에 결합되되, 전단부 상부 일측에 하방으로 절개된 절개부가 형성되고, 후단부 상부 일측에 후방으로 하향 경사진 경사부가 형성된 베이스 플레이트 및 상기 베이스 플레이트의 하부에 결합되고, 상기 엔진의 외측 방향으로 수평 연장 형성되며, 일측에 상하 방향으로 관통하는 적어도 하나의 중량 저감홀이 형성된 수평 보강 플레이트 및 상기 베이스 플레이트에 대해 수직하게 배치되되, 후면 일측이 상기 베이스 플레이트의 전단에 결합되고, 하단이 상기 수평 보강 플레이트의 상면에 결합되며, 일측이 상기 엔진의 전면 일측에 결합되는 제 1 수직 보강 플레이트 및 상기 베이스 플레이트에 대해 수직방향으로 배치되되, 전면 일측이 상기 베이스 플레이트의 후단에 결합되고, 하단이 상기 수평 보강 플레이트의 상면에 결합되는 제 2 수직 보강 플레이트 및 상기 수평 보강 플레이트의 저면 일측으로부터 상기 베이스 플레이트와 나란한 하방으로 연장 형성되고, 전단부 외면 일측에 상기 냉동 컴프레셔가 장착되는 장착 플레이트를 포함하여 이루어진다. 
상기와 같은 본 발명에 의하면, 차량의 내부 구조를 변경하지 않고 차량 엔진 측방의 협소한 공간에 냉동 컴프레셔의 설치가 가능함에 따라 차량의 내부 구조 변경에 따른 작업공정이 요구되지 않아 냉동 컴프레셔의 신속한 설치가 가능하다. 
또한, 구동벨트의 장력에 의해 지그 프레임이 변형되는 것을 방지할 수 있으므로 지그 프레임의 변형에 따른 구동벨트의 장력 변화로 인해 냉동 컴프레셔의 구동이 제대로 이루어지지 않는 문제를 방지할 수 있다. 
아울러, 구동벨트의 장력을 조절할 수 있으므로 엔진의 구동력을 냉동 컴프레셔로 보다 확실하게 전달할 수 있다.
Patent KR-20220086264-A (KR)
Title: 미세 생물체 추적 장치 및 분석 장치
Inventor: KIM JIN MAN
IPC: G01N21/64
Filed: 2020-12-16
Abstract: 본 실시예에 의한 미세 생물체의 추적 장치는: 광원과, 미세 생물체가 위치한 플레이트와, 타겟을 이미징하는 이미징 장치와, 타겟의 움직임에 따라 이미징 장치를 이동하는 모터 스테이지 및 타겟의 이미지를 제공받고, 타겟의 이미지를 처리하여 모터 스테이지를 제어하는 제어부를 포함한다.
Patent KR-20220086839-A (KR)
Inventor: CHOI JAE WON
IPC: G11C17/18
Filed: 2020-12-17
Abstract: 본 발명의 바람직한 실시예에 따른 OTP 메모리의 프로그래밍 제어 시스템은, M비트 단위로 데이터 영역이 구분되는 OTP 메모리, 및 상기 OTP 메모리를 프로그래밍하는 경우, N비트 단위의 프로그램 데이터와 상기 M비트 단위의 ECC 데이터를 상기 OTP 메모리에 기록하는 OTP 제어부를 포함한다.
Patent KR-20220087216-A (KR)
Inventor: LEE JU HEE
IPC: G06K9/00
Filed: 2020-12-17
Abstract: 스마트 펜이 개시된다. 스마트 펜은 상기 스마트 펜의 기능을 선택하기 위한 스위치, 카메라, 레이저 및, 상기 스위치를 통해 제1 기능이 선택되면, 상기 레이저를 온 시키고 상기 레이저에 의해 선택된 단어 영역을 촬영하도록 상기 카메라를 제어하고, 상기 스위치를 통해 제2 기능이 선택되면, 상기 레이저를 온 시키고 상기 레이저에 의해 선택된 사진 영역을 촬영하도록 상기 카메라를 제어하는 프로세서를 포함한다.
Patent KR-20220094248-A (KR)
Title: Food freshness retaining agent using rhodobacter sphaeroides and its manufacturing method
Inventor: MIN JIHO
IPC: A23L3/3571
Filed: 2020-12-28
Abstract: The present invention relates to a food freshness retaining agent using Rhodobacter spheroids and a manufacturing method thereof. The present invention is to provide an environmentally friendly food freshness retaining agent that can be placed around food using microorganisms. A food freshness retaining agent using Rhodobacter spheroids according to the present invention includes isoprene, carotenoids, and peroxyredoxin produced in Rhodobacter spheroids.
Patent KR-20220094859-A (KR)
Title: Display Apparatus having a back-light unit and a liquid crystal panel
Inventor: LIM JAE IK
IPC: G02F1/1334
Filed: 2020-12-29
Abstract: The present invention relates to a display device including a backlight unit and a liquid crystal panel. A viewing angle adjustment unit and a viewing angle control unit can be sequentially positioned between the backlight unit and the liquid crystal panel. The viewing angle adjustment unit may include a variable member positioned between a first control member including first shading patterns and a second control member including second shading members. The viewing angle control unit may include third shading patterns. The third shading patterns can extend in a first direction. Each third pattern can cross the first shading patterns and the second shading patterns. The variable member may include a variable diffusion layer of which the diffusion degree varies in accordance with a voltage applied to a first control electrode and a second control electrode. Accordingly, the viewing angle can be selectively changed in the display device. Therefore, accidents caused by gaze dispersion of surrounding people can be prevented in the display device.