baber/WOPTO huggingface dataset:
Patent KR-20180087889-A (KR)
Inventor: CHEN YONG
IPC: H04W48/14
Filed: 2016-05-19
Abstract: 본 발명은 네트워크 상태 정보의 표현 방법 및 장치에 관한 것으로, 네트워크 기술 분야에 속한다. 상기 방법은, 라우팅 디바이스와 관련된 각 대역폭 점유 항목의 실시간 대역폭 점유 정보를 획득하되, 상기 대역폭 점유 항목은 상기 라우팅 디바이스 상의 네트워크 서비스와 상기 라우팅 디바이스에 접속된 적어도 하나의 전자 디바이스를 포함하는 단계; 상기 각 대역폭 점유 항목의 실시간 대역폭 점유 정보를 기반으로, 상기 라우팅 디바이스의 네트워크 상태 정보를 생성하는 단계; 지정된 디바이스에 상기 라우팅 디바이스의 네트워크 상태 정보를 송신하여, 상기 지정된 디바이스가 상기 네트워크 상태 정보를 표현하도록 하는 단계를 포함한다. 본 발명에 의하면, 라우팅 디바이스는 라우팅 디바이스 자체의 실제 점유 대역폭에 대해 통계를 진행하여, 실시간 대역폭 점유 상황을 표현할 수 있는 네트워크 상태 정보를 획득하고, 해당 네트워크 상태 정보를 단말에 제공함으로써, 네트워크 상태를 투명화시켜, 네트워크 사용자의 오해를 방지한다.
Patent KR-20160105897-A (KR)
Inventor: KOHGO OSAMU
IPC: A61C13/00
Filed: 2015-02-04
Abstract: 아크릴계 수지를 포함하는 중량 평균 분자량 120만 이상의 고분자 성분을 함유하는 의치상용 재료.
Patent KR-20160132072-A (KR)
Title: 검출된 세트 이벤트 평가를 위한 블랙리스팅 기법
Inventor: CHOI HYUNG NAM
IPC: H04W48/16
Filed: 2015-04-08
Abstract: 검출된 세트 이벤트 평가를 위한 블랙리스팅 기법들이 기술되어 있다.  일 실시예에서, 예를 들어, UE(user equipment)는 적어도 하나의 RF(radio frequency) 송수신기, 적어도 하나의 RF 안테나, 및 적어도 일부분이 하드웨어로 되어 있는 로직을 포함할 수 있고, 로직은 무선 통신 주파수에 대한 원격적으로 선택된 EEB(event evaluation blacklist, 이벤트 평가 블랙리스트)를 포함하는 측정 제어 메시지를 수신하고, 무선 통신 주파수에 대한 로컬 EEB(local EEB)가 존재하는지를 결정하며, 무선 통신 주파수에 대한 로컬 EEB가 존재한다는 결정에 응답하여, 로컬 EEB의 내용을 원격적으로 선택된 EEB의 내용으로 대체한다.  다른 실시예들이 기술되고 청구된다.
Patent KR-20170033261-A (KR)
Title: 성형용 수지 조성물
Inventor: MATSUMURA KENICHI
IPC: C08K5/098
Filed: 2015-07-23
Abstract: 본 발명은, 납, 주석 등의 중금속을 사용하지 않고, 우수한 열안정성을 갖고, 유연성, 강도가 높은 성형체를 제조할 수 있는 성형용 수지 조성물, 및 성형용 수지 조성물을 사용한 성형체를 제공한다. 
본 발명은, 염소화 염화비닐계 수지와 열안정제를 함유하는 성형용 수지 조성물로서, 상기 염소화 염화비닐계 수지는, 하기 식 (a) ∼ (c) 에 나타내는 구성 단위 (a) ∼ (c) 를 갖고, 상기 구성 단위 (a), (b) 및 (c) 의 합계 몰수에 대해, 구성 단위 (a) 의 비율이 17.5 몰％ 이하, 구성 단위 (b) 의 비율이 46.0 몰％ 이상, 구성 단위 (c) 의 비율이 37.0 몰％ 이하이고, 상기 염소화 염화비닐계 수지 중의 염소 함유량은 63 ∼ 72 질량％ 미만이고, 상기 열안정제는 알킬카르복실산칼슘 및 아연 화합물을 함유하고, 성형용 수지 조성물의 230 ℃ 에 있어서의 가열 감량률이 2 질량％ 미만인 성형용 수지 조성물이다. 
(화학식 1)
Patent KR-20170023781-A (KR)
Inventor: ZHAO TONG
IPC: G06Q50/26
Filed: 2015-12-25
Abstract: 본 발명은 오염물질 흡착량을 계산하는 장치, 스마트 마스크, 방법 및 스마트 마스크에 관한 것으로, 단말기 기술 분야에 속한다. 스마트 마스크는 전면 마스크 바디, 메인 마스크 바디 및 고정 스트랩들을 포함한다. 전면 마스크 바디는 메인 마스크 바디의 제1개구단에 배치되고 고정 스크랩들은 메인 마스크 바디의 제2개구단에 배치된다. 전면 마스크 바디 내부에는 필터 및 센서가 순서대로 배치되고, 필터는 전면 마스크 바디로 들어오는 공기 내의 오염물질을 흡착하도록 구성되고 센서는 스마트 마스크의 착용 시간을 기록하도록 구성된다. 고정 스트랩들은 제2개구단을 통하여 스마트 마스크를 코와 입 위에 고정시켜서 메인 마스크 바디 및, 코와 입 사이에서 닫혀진 캐비티를 형성하도록 구성된다. 본 발명에 따르면, 스마트 마스크를 착용하는 동안의 오염물질 흡착량은 스마트 마스크에 의해 기록된 착용 시간 및 측정 시간 동안에 획득된 로칼 공기 품질 지수에 따라서 계산될 수 있어서, 로칼 공기 상태를 보다 직관적으로 디스플레이한다.
Patent KR-20170027698-A (KR)
Inventor: TOPPING ALEXANDER JOHN
IPC: H01L31/047
Filed: 2015-03-27
Abstract: 광전자 장치 및 이를 제조하는 방법. 광전자 장치는 제1 및 제2 실질적으로 평평한 면을 갖는 기판, 제1 실질적으로 평평한 면 내의 일련의 그루브-일련의 그루브는 제1 최외곽 그루브와 제2 최외곽 그루브를 포함, 및 기판 내의 제1 및 제2 개구를 포함한다. 제1 개구는 제1 최외곽 그루브와 기판의 제2 실질적으로 평평한 면 사이에 전기적 통신을 제공하고 제2 개구는 제2 최외곽 그루브와 기판의 제2 실질적으로 평평한 면 사이에 별도의 전기적 통신을 제공한다. 기판의 제2 실질적으로 평평한 면은 제1 및 제2 전기 전도체를 더 포함하고, 제1 및 제2 전기 전도체는 서로 전기적으로 절연된다.
Patent KR-20170009900-A (KR)
Title: 기계적으로 밀폐되는 용기 캡
Inventor: FADI SANBAR
IPC: B65D47/06
Filed: 2015-05-13
Abstract: 용기 캡은 용기에 연결되는 베이스 부분을 포함하고, 베이스 부분은 용기의 내부 공동부와 유체 연통하는 마우스피스를 포함한다.  밀폐 부재가 베이스 부분에 대해 움직일 수 있게 연결되고, 밀폐 부재는 비작동 위치와 작동 위치 사이에서 움직인다.  밀폐 부재가 작동 위치에 있을 때 밀폐 부재는 유체가 용기의 내부 공동부로부터 마우스피스를 통해 흐를 수 있게 해주고, 비작동 위치에서는 용기의 내부 공동부를 밀폐한다. 캡은 용기의 내부 공동부를 선택적으로 개방시키기 위해 상기 밀폐 부재를 비작동 위치와 작동 위치 사이에서 작동시키는 작동부를 또한 포함한다.
Patent KR-20180079891-A (KR)
Inventor: KIM DONG JU
IPC: F03D13/25
Filed: 2017-01-03
Abstract: The present invention provides a floating offshore wind power generator including a main floating body having buoyancy and floating on the sea, a marine floater wire having one longitudinal end connected to the main floating body with the other longitudinal end fixed in the water, a wind generator installed on the main floating body and generating electric power by using wind power generated on the sea, a support floating body having buoyancy and arranged to float in a submerged state vertically below the main floating body, an underwater floater wire having one longitudinal end connected to the support floating body with the other longitudinal end fixed in the water, and balancing means installed on the support floating body to support the main floating body and balancing the main floating body on the support floating body by absorbing a movement of the main floating body attributable to waves or wind on the sea. In a case where shaking results from wind or waves with the main floating body supported through the underwater support floating body, the balancing means of the floating offshore wind power generator absorbs the movement of the main floating body. Then, the main floating body is immediately balanced on the support floating body. As a result, the efficiency of power generation using the wind power of the wind generator on the sea can be stably maintained.
Patent KR-20180082082-A (KR)
Inventor: RYU BUOM YONG
IPC: C12N5/0735
Filed: 2017-01-10
Abstract: The present invention relates to a method for differentiating genital gland stem cells from hair follicle cells, genital gland stem cells differentiated thereby, and use thereof. According to the present invention, the method for differentiating genital gland stem cells from hair follicle cells is able to differentiate hair follicle cells from gland stem cells by using culture conditions without genetic modification. Accordingly, different types of cells such as gonadal cells can be differentiated from specific individual cells like hair follicle cells, such that the method is expected to be suitably used in understanding reproductive biology and clinical trials of the reproductive biology.
Patent KR-20180085182-A (KR)
Inventor: CHO YONG HWAN
IPC: G03F7/039
Filed: 2017-01-18
Abstract: Provided is a photocurable composition composed of an allyl ether compound having at least two functional groups, a (meth)acrylate compound having one to three functional groups, a polyfunctional epoxy compound, a carboxylic acid-containing monomer, a radical photoinitiator, and a photoacid generator. According to the present invention, it is possible to produce photocurable films and compositions with enhanced flexibility, hardness, coating properties, and low viscosity through an interaction of the allyl ether compound, the (meth)acrylate compound, and the epoxy compound.
Patent KR-20180078108-A (KR)
Inventor: CHOEE JONG HWA
IPC: A61B18/00
Filed: 2017-01-19
Abstract: Provided is a multiband bolt clamped langevin (BLT) type oscillator, which generates a multi-band vibration waveform using a control signal from a generator of an ultrasonic surgical unit. The BLT oscillator includes: a plurality of piezoelectric elements; an electrode driving the piezoelectric elements; and a switch applying the electrode to the piezoelectric elements based on the control signal.
Patent KR-20180086322-A (KR)
Inventor: KIM CHON KI
IPC: C08J5/18
Filed: 2017-01-20
Abstract: The present invention relates to a polyethylene terephthalate (PET) film containing PET copolymer with enhanced wear resistance and an improved release force, in which PET and bidirectional terminal modified polydimethylsiloxane (PDMS) are included. The PET film may be prepared by directly producing the PET copolymer or copolymerizing the high density bidirectional terminal modified PDMS in the PET to utilize as a masterbatch, thereby enhancing wear resistance and improving release force.
Patent KR-20170087837-A (KR)
Title: 신경혈관단위-온-칩 및 그 칩의 제조방법
Inventor: CHA SANG HOON
IPC: C12N5/079
Filed: 2017-01-26
Abstract: 본 발명은 인간 뇌조직과 유사한 환경을 체외에서 모사하고자 뇌조직세포 공배양 기술을 이용하여 미세 유체 플랫폼에 다양한 인간 유래 뇌조직 세포를 3차원 집적시킨 신경혈관단위-온-칩(neurovascular unit-on-a-chip; NVU-on-a-chip) 및 그 칩의 제조 방법을 제공한다. 본 발명에 따르는 신경혈관단위-온-칩은 반고체(gel) 상태의 세포외기질(extracellular matrix; ECM) 모사 물질(70), 및 세포외기질 모사 물질(70)을 관통하고 있으며 배양액이 관류되는 적어도 하나의 채널(channel, 75)을 포함하고, 상기 세포외기질 모사 물질(70)은 상기 채널(75)의 외벽에 복수 종류의 인간유래 뇌조직 세포들을 함유하고, 상기 채널(75)의 내벽에는 뇌미세혈관내피세포 막(brain microvessel endothelial cell lining, 91)이 형성되고, 복수 종류의 인간유래 뇌조직 세포들과 뇌미세혈관내피세포 막(91)은 채널(75)을 통해 접촉되어 인간 뇌의 혈뇌 장벽(Blood Brain Barrier; BBB)과, 혈뇌 장벽을 포함하는 인간 뇌의 신경혈관단위(NeuroVascular Unit; NVU)를 모사하는 것을 특징으로 한다.
Patent KR-20180091534-A (KR)
Title: Cosmetic goods
Inventor: LEE JI JUNG
IPC: B65D83/00
Filed: 2017-02-07
Abstract: A cosmetic tool according to the present invention comprises: a housing; a support body supporting cosmetics; a case detachably located inside the housing, and having a body which receives the support body and the cosmetics and a cover which covers the support body received in the body; and a pop-up unit popping-up a part of a central region of the support body according to any one of contact with or release of the cover. Therefore, when a user opens an exposure region of the support body to the cover for cosmetic, the present invention pops-up the central region of the support body and can improve usability and aesthetics.
Patent KR-20180091658-A (KR)
Title: Antimicrobial and Anti-Inflammatory Effects of Extract and Fraction from Gynura Procumbens Leaves
Inventor: JO SEUNG HWAN
IPC: A61K38/18
Filed: 2017-02-07
Abstract: An objective of the present invention is to verify an antimicrobial effect against food spoilage microorganisms and food poisoning related microorganisms and testing an anti-inflammatory effect, by confirming the anti-inflammatory and antioxidative effects of each solvent fraction from a Gynura procumbens leaf extract; and to confirm the possibility of development as new functional food or a food additive material of the Gynura procumbens leaf extract.
Patent KR-20180092531-A (KR)
Title: Femented soy sauce with reduced stink and enhanced umami and the manufacturing method thereof
Inventor: LEE AE JA
IPC: A23L27/50
Filed: 2017-02-09
Abstract: The present invention relates to a fermented soy sauce which ensures improved production processes and containing materials used to improve savory taste and reduce odor, by preparing the fermented soy sauce using traditional fermented soybean lump. More specifically, the present invention relates to a method for producing a fermented soy sauce, comprising the following steps: i) soaking traditional fermented soybean lump in water, then grinding the same; ii) pouring water into the fermented soybean lump in the step i) to ferment the same; iii) mixing salt and aging the same for 5 to 8 days when fermentation is completed in the step (ii); iv) preparing salt water by adding salt to sea tangle; v) adding the sea water prepared in the step (iv) into a mixture in the step (iii) and then aging the same; and vi) filtering the fermented soybean lump and separating the soy sauce.
Patent KR-20180096218-A (KR)
Title: Operation driver comprising freewheeling current control switch
Inventor: KIM SUNG MIN
IPC: H02M7/48
Filed: 2017-02-21
Abstract: Provided is a driving driver having a reflex current control switch with high efficiency and high performance. The driving driver having a reflex current control switch comprises: a first transistor; and a second transistor connected in parallel with the first transistor to share a drain and a source and to control a reflux current flowing in the first transistor.
Patent KR-20180097845-A (KR)
Inventor: CHO BYOUNG SUN
IPC: A45C1/06
Filed: 2017-02-24
Abstract: The present invention relates to a money book which can be easily carried in a pocket, can be manufactured easily due to the simple configuration, and can enhance economic efficiency due to inexpensive manufacturing cost to have no cost burden for the purchase. The configuration of the money book comprises: a bill portion having a plurality of bills; a plurality of inner sheets formed at the rear of the bill portion and formed in the same shape and size as the bill portion; an outer cover formed in the same shape and size as the bill potion and the inner paper, and in contact with the front and rear outer surfaces of the bill portion and the inner paper; and an adhesive applied don the bill portion, the inner paper, and one side of the outer cover so that the bill portion and the inner paper can be peeled off one by one.
Patent KR-20180103310-A (KR)
Title: Air conditioning apparatus for vehicle
Inventor: WON JONG BO
IPC: B60W40/02
Filed: 2017-03-09
Abstract: The present invention relates to an air conditioner for an automobile, and comprises an air conditioning unit for heating or cooling air to supply an electric component or a passenger compartment of the automobile. The air conditioning unit may be formed in a loop of the automobile, and the electric component may include a sensor for determining an environment of an autonomous automobile. Therefore, an air conditioning line is easily formed, and the electric component can be easily cooled and dried.
Patent KR-20180105019-A (KR)
Inventor: KIM TAE HWAN
IPC: B29C70/48
Filed: 2017-03-14
Abstract: According to an embodiment of the present invention, an ejection unit is disclosed. A mold assembly equipped with the ejection unit includes: an upper mold which has a first molding surface formed in a lower part; a lower mold which is arranged in the lower part of the upper mold, and has a second molding surface forming a cavity with the first molding surface in an upper part; an electromagnet which is inserted into and arranged in a groove formed at a set position of the first molding surface of the upper mold; and the ejection unit which is formed on the second molding surface of the lower mold, and separates a molded product from the molding surface by being operated based on the magnetic force of the electromagnet. The ejection unit includes: an ejector pin member which is inserted into and arranged in a groove formed at a set position of the second molding surface by corresponding to the electromagnet, and is made of a metal material pulled upwards by the magnetic force of the electromagnet; and an elastic member which elastically supports the ejector pin member in a lower direction. The mold assembly of the ejection unit prevents failure and is able to reduce the number of components.
Patent KR-20180106057-A (KR)
Inventor: JU BYEONG HYEON
IPC: A47L15/00
Filed: 2017-03-17
Abstract: A dishwasher according to the present invention comprises: a cleaning tub accommodating objects to be cleaned; an injection arm rotatably provided in the cleaning tub and injecting cleaning water toward the objects to be cleaned; a sump storing the cleaning water and recovering the cleaning water injected to the inside of the cleaning tub; a filter detachably mounted in the sump and filtrating foreign matters from the cleaning water; a cleaning pump supplying the cleaning water stored in the sump to the injection arm; and a circulation flow path for guiding at least a part of the cleaning water supplied to the injection arm by the cleaning pump to the sump, wherein the circulation flow path supplies the cleaning water to the inside of the filter.
Patent KR-20180107508-A (KR)
Inventor: LEE CHANG GYU
IPC: B60C29/02
Filed: 2017-03-22
Abstract: The present invention relates to a tubeless tire, which comprises: a tire having a hollow; a bearing having a hollow located in the hollow of the tire; a pair of wheel rims having a hollow connected to one side of the hollow of the tire and connected to the outer circumferential surface of the bearing; and an O-ring connected along the inner surface of the wheel rims to prevent air inside the tire from being discharged to the outside. Accordingly, the tubeless tire can be simply disassembled so that anyone can easily replace or repair the tire.
Patent KR-20180112285-A (KR)
Title: Apparatus and Method for Boil-Off Gas Control of Liquefied Gas Storage Tank
Inventor: KANG DONG EOK
IPC: B63B25/16
Filed: 2017-04-03
Abstract: The present invention relates to an apparatus and method for suppressing boil-off gas in a liquefied gas storage tank. More specifically, the present invention relates to an apparatus and method for reducing or suppressing boil-off gas in a ship such as a conveyor ship for conveying liquefied gas or an offshore structure. According to the present invention, the apparatus for suppressing boil-off gas in liquefied gas storage tank comprises: a liquefied gas storage tank covered by an insulating space and storing liquefied gas; a cooling means cooling incombustible fluids to be supplied to the insulating space; and a fluid circulating line connecting the insulating space to the cooling means and providing a route for the incombustible fluids. Moreover, low-temperature incombustible fluids cooled in the cooling means can be circulated in the insulating space.
Patent KR-20180117430-A (KR)
Inventor: HEO TAE WOOK
IPC: H04W88/16
Filed: 2017-04-19
Abstract: Provided is a gateway device. The gateway device comprises: a first communication module which wirelessly communicates with a first sensor node buried under a first zone; a second communication module which wirelessly communicates with a second sensor node buried under a second zone that is adjacent to the first zone; and a control unit which controls operations of the first and second communication modules. The controller selects one of the first and second communication modules based on a result of comparing a received signal strength indicator (RSSI) of an RF signal received from the first sensor node through the first communication module with an RSSI of an RF signal received from the second sensor node through the second communication module, and receives a measurement value measured by a sensor node wirelessly communicating with the selected communication module among the first and second sensor nodes.
Patent KR-20180120964-A (KR)
Inventor: PARK HONG YEON
IPC: B65D19/38
Filed: 2017-04-28
Abstract: The present invention relates to a transporting box for a cargo, discharging moisture and steam, generated during plastic deformation and drying of contents by the gravity or weight during transportation of a synthetic resin bale such as a polyethylene liner stored in the transporting box for a cargo, to the outside, and circulating outdoor air into the transporting box, thereby maintaining the contents in the optimum state. The transporting box for a cargo comprises: a metal pallet (10); a pair of front and rear surface steel frames (20) and side surface steel frames (40) assembled on the upper side of the metal pallet (10) and installed in the front and rear direction and the left and right direction; a box body (50) assembled within the front and rear surface steel frames (20) and the side surface steel frames (40); and a cover unit (60) installed on the box body (50) to prevent foreign substances from being penetrated into the bale (B) stored in the box body (50) from the outside. Moreover, a load maintenance member (100) having an air passage (112) is installed between the metal pallet (10) and the bale (B), and an air circulation member (200) is installed in a cover unit (51).
Patent KR-20180123773-A (KR)
Title: Method for providing online to offline service
Inventor: LEE BYUNG KWAN
IPC: H04W4/02
Filed: 2017-05-10
Abstract: Disclosed is a method for extracting an O2O service according to a position of a user from a cloud server to provide the O2O service through a user terminal. According to the present invention, the method comprises the steps of: allowing a cloud server to determine a current position of a user by one selected among a plurality of wireless networks; allowing the cloud server to extract movement information of the user based on data received from a user terminal and compare the extracted movement information with a pre-stored multiple movement type information to determine a movement type of the user; transmitting a task map displaying information on an O2O service to correspond to the determined current position and the movement type to the user terminal; and displaying the transmitted task map through the user terminal.
Patent KR-20180125800-A (KR)
Title: Method for manufacturing resistive oxide thin film and method of manufacturing bolometer
Inventor: CHO JEONG HO
IPC: H01L35/34
Filed: 2017-05-16
Abstract: According to the present invention, a method for manufacturing a thin resistive oxide film capable of improving electrical characteristics may comprise the processes of: individually dissolving a plurality of metal oxide organic compounds in a first organic solvent to prepare a plurality of pre-precursor solutions; mixing each of the pre-precursor solutions at a predetermined ratio to manufacture a mixed solution; diluting the mixed solution with a second organic solvent different from the first organic solvent to manufacture a precursor solution; forming a precursor layer on a substrate by a liquid phase process using the precursor solution; and performing subsequent heat-treatment in the precursor layer in an oxidizing atmosphere to change the precursor layer into an oxide layer.
Patent KR-20170131247-A (KR)
Inventor: PARK HYE JUNG
IPC: H01L21/321
Filed: 2017-05-17
Abstract: Disclosed is a chemical-mechanical polishing slurry composition which is easy to store for a long period of time due to a small pH change over time under an acidic atmosphere. The chemical-mechanical polishing slurry composition comprises a polishing agent; 0.000006 to 0.01 wt% of aluminum; and water. The number of a silanol group on the surface of the polishing agent and the aluminum content satisfy the condition of equation 1: 0.0005 <= (S * C)*100 <= 4.5. S is the number of a silanol group on the surface 1 nm^2 of the polishing agent (unit: number/nm^2), and C is the aluminum content (wt%) in the slurry composition.
Patent KR-20180129035-A (KR)
Inventor: PARK SUNG GUL
IPC: G03B17/55
Filed: 2017-05-25
Abstract: According to the present invention, disclosed is a camera apparatus for a furnace, which is excellent in durability and heat resistance and has a camera module adjacent to the furnace. The camera apparatus for a furnace can be controlled by a hub system consisting of a converter and a central station.
Patent KR-20180004655-A (KR)
Inventor: CHOI WOO JIN
IPC: H02M3/335
Filed: 2017-05-29
Abstract: Disclosed are a hybrid full bridge LLC converter, and a driving method thereof. The hybrid full bridge LLC converter of the present invention which performs voltage conversion between an input capacitor for supplying an input voltage and a battery, and is operated in accordance with a constant current (CC) mode or a constant voltage (CV) for charging the battery, comprises: a switching unit connected to an input capacitor, and including a full-bridge circuit provided with first to fourth switches; a first full-bridge LLC converter including a first transformer connected to the switching unit to convert the input voltage transmitted through the switching unit, a first rectifier circuit for receiving the input voltage converted by the first transformer to rectify the same, and a first output capacitor connected to the first rectifier circuit; and a second full-bridge LLC converter including a second transformer connected to the switching unit to convert the input voltage transmitted through the switching unit, a second rectifier circuit for receiving the input voltage converted by the second transformer to rectify the same, and a second output capacitor connected to the second rectifier circuit. Therefore, zero voltage switching in a CC mode, and a main switching operation under a zero voltage switching condition can be performed, and the main switching operation can be performed under the zero voltage switching in the CC mode.
Patent KR-20180133159-A (KR)
Title: Led lamp
Inventor: CHOI PUN JAE
IPC: F21K9/64
Filed: 2017-06-05
Abstract: An embodiment of the present invention provides an LED lamp including: a bulb; a base part combined with one end of the bulb; and an LED module array received and arranged in an inner space of the bulb. The LED module array is composed of one or a plurality of rod-shaped LED modules arranged in parallel with each other and includes a plurality of LED groups serially connected with each other. The number of the LED modules included in at least one first LED group is different from the number of the LED modules included in a second LED group among the plurality of LED groups. Accordingly, the present invention can reduce manufacturing costs.