baber/WOPTO huggingface dataset:
Patent KR-20160106209-A (KR)
Title: 저 지연 변조 필터 뱅크
Inventor: EKSTRAND PER
IPC: H03H17/02
Filed: 2010-02-17
Abstract: 본 문서는 변조되고 서브-샘플링된 디지털 필터 뱅크들뿐만 아니라, 그와 같은 필터 뱅크들의 설계를 위한 방법들 및 시스템들에 관한 것이다. 특히, 본 문서는 저 지연 변조 디지털 필터 뱅크들의 개선을 위한 방법 및 장치를 제안한다. 상기 방법은 비대칭 저역 통과 프로토타입 필터의 변조 및 이 필터의 계수들을 최적화하기 위한 새로운 방법을 이용한다. 더욱이, 계수들(640)의 프로토타입 필터 길이 및 샘플들(319)의 시스템 지연을 이용하는 채널 필터 뱅크(64)에 대한 특정 설계가 제공된다. 상기 방법은 예를 들어 필터 뱅크를 스펙트럼 이퀄라이저로 이용할 때, 서브대역 신호들의 독자적인 변경들로부터 발생하는 에일리어싱으로 인한 아티팩트들을 실질적으로 감소시킨다. 상기 방법은 바람직하게도 표준 PC 또는 디지털 신호 프로세서(DSP)에서 운영되는 소프트웨어에서 구현되지만, 또한 주문형 칩에서 하드코딩될 수 있다. 상기 방법은 다양한 유형들의 디지털 이퀄라이저들, 적응형 필터들, 다중대역 압신기들 및 고주파 복원(HFR) 또는 파라메트릭 스테레오 시스템들에서 이용되는 필터 뱅크들을 조정하는 스펙트럼 포락선에 대한 개선들을 제공한다.
Patent KR-20160107352-A (KR)
Title: 연료 효율 개선을 위한 내연 기관 제어
Inventor: TRIPATHI ADYA S
IPC: F02D41/00
Filed: 2009-07-10
Abstract: 내연 기관의 연료 효율을 개선하기 위한 다양한 방법과 장치가 기재된다. 일반적으로, 기관은 착화 스킵 가변 배기량 모드로 동작하도록 제어된다. 가변 배기량 모드에서, 선택된 연소 이벤트가 스킵되어, 그 밖의 다른 작업 사이클이 더 나은 열역학적 효율로 동작할 수 있다. 더 구체적으로, 선택된 “스킵” 작업 사이클 동안 착화되지 않고, 나머지 “액티브” 작업 사이클 동안 착화된다. 일반적으로,스킵 작업 사이클 동안은 작업 챔버로 연료가 전달되지 않는 것이 일반적이다.
Patent KR-20160111012-A (KR)
Inventor: MATSUO MINORU
IPC: F25B49/02
Filed: 2013-05-31
Abstract: 각 압축기의 부하의 편차를 저감시키는 것을 목적으로 한다.  각각 독립된 냉동 사이클을 갖는 복수의 열원기를 직렬로 접속하여 이루어지는 열원 시스템이며, 열원 시스템은, 각 열원기로부터, 압축기의 운전 주파수의 계측값을 취득하는 정보 취득부(21)와, 정보 취득부(21)에 의해 취득된 압축기의 운전 주파수가 거의 균등해지도록, 각 열원기에 대해 현재 할당되어 있는 부하 배분을 변경하는 부하 배분 변경부(22)와, 변경 후의 부하 배분에 따라, 각 열원기의 냉온수 출구 온도를 설정하는 온도 결정부(23)를 구비한다.
Patent KR-20160132415-A (KR)
Title: 당뇨병, 비만, 이상지질혈증 및 관련된 장애의 치료를 위한 ｇｐｒ119 조절제로서의 이소인돌리논 화합물
Inventor: SCHWINK LOTHAR
IPC: C07D403/04
Filed: 2015-04-02
Abstract: 본 발명은 이소인돌리논 화합물에 관한 것이다. 이소인돌리논 화합물은 GPR119 조절제로서, 당뇨병, 비만, 이상지질혈증 및 관련된 장애들의 예방 및/또는 치료를 위해 유용하다. 또한, 본 발명은 약제에서 활성 성분으로서 이소인돌리논 화합물의 용도, 및 이를 포함하는 약제 조성물에 관한 것이다.
Patent KR-20160124904-A (KR)
Title: 탁산을 포함하는 무정형 고체 분산체, 그를 포함하는 정제 및 그를 제조하는 방법
Inventor: SRINIVASAN SHANMUGAM
IPC: A61K31/337
Filed: 2015-03-20
Abstract: 본 발명은 탁산 또는 그의 약학적으로 허용가능한 염, 약학적으로 허용가능한 폴리머, 및 약학적으로 허용가능한 계면활성제를 포함하는, 용해성을 증가시키는 무정형 고체 분산체를 제공한다. 또한, 상기 고체 분산체의 제조 방법을 제공한다. 본 발명은 또한 무정형 고체 분산체, 과립내 부형제, 및 과립외 부형제를 포함하는, 우수한 용해성, 생체이용률 및 안정성을 갖는 정제를 제공한다.
Patent KR-20160131113-A (KR)
Title: 고나도트로핀의 신규한 정제 방법
Inventor: MENDIRATTA SANJEEV KUMAR
IPC: C07K1/18
Filed: 2015-04-17
Abstract: 본 발명은 하나 이상의 오염 단백질을 포함하는 조 혼합물로부터 원하는 고나도트로핀의 정제를 위한 개선된 방법을 제공한다. 본 발명에 따른 원하는 고나도트로핀의 정제 방법은 추가 정제를 위한 임의의 컬럼 크로마토그래피 단계 사용 이전에, 제 1 컬럼 정제 단계로서 친화성 크로마토그래피의 사용을 포함한다. 이러한 정제 방법은 원하는 아이소형 프로파일을 갖는 실질적으로 정제된 고나도트로핀 단백질을 수득하기 위한 이온 교환 및/또는 소수성 상호작용 크로마토그래피 단계를 더 포함할 수 있다.
Patent KR-20160139017-A (KR)
Inventor: PANESCU DORIN
IPC: H04N13/02
Filed: 2015-03-28
Abstract: 정량적 3차원(Q3D) 내시경으로서, 해부학적 구조부의 제1 부분의 제1 Q3D 영상이 상기 내시경의 투시로부터 취득되는 곳인 체강의 제1 포지션에 대한 접근을 제공하는 제1 포트를 통해 삽입되는 정량적 3차원(Q3D) 내시경을 포함하는 시스템이 제공된다.  제1 Q3D 모델이 취득된 제1 영상에 기초하여 생성된다.  내시경은 해부학적 구조부의 제2 부분의 제2 영상이 취득되는 곳인 체강의 제2 위치에 대한 접근을 제공하는 제2 포트를 통해 삽입된다.  제2 정량적 Q3D 모델이 취득된 제2 영상에 기초하여 생성된다.  제1 Q3D 모델과 제2 Q3D 모델은 해부학적 구조부의 확장된 Q3D 모델을 생성하도록 함께 조합된다.  확장된 Q3D 모델은 추가적인 조작을 위해 저장되거나 입체 즉 3D 방식으로 표시될 수 있다.
Patent KR-20160133003-A (KR)
Title: 생물 처리 방법 및 생물 처리 장치
Inventor: ONO NORIAKI
IPC: B01D61/02
Filed: 2015-07-14
Abstract: 전자 디바이스 제조 공정에서 배출되는 유기성 배수의 생물 처리에 있어서의 중화를 효율적으로 실시함으로써, 종래의 생물 처리에서 과잉으로 사용되고 있던 중화제의 사용량을 저감하고, 또한 이어지는 후단의 응집 공정에 있어서의 무기 응집제의 사용량이나, RO 막 분리, 이온 교환 처리에 있어서의 염류 부하를 저감한다.     최종단의 호기성 생물 처리조를 포함하여 적어도 2 조의 호기성 생물 처리조를 포함하는 2 이상의 생물 처리조에, 전자 디바이스 제조 공정에서 배출되는 유기성 배수를 순차로 통수시켜 생물 처리할 때에, 최종단의 생물 처리조 내 액의 M-알칼리도가 50 ㎎/ℓ as CaCO 3  이하로 유지되도록, 최종단의 생물 처리조 이외의 생물 처리조에 있어서 중화제를 첨가한다.
Patent KR-20160144481-A (KR)
Inventor: TOON JONATHON E
IPC: H04L29/08
Filed: 2014-12-02
Abstract: 일실시예로, 방법은 하나 이상의 정보 아이템에 기반하여 소셜 네트워킹 시스템에 게시하려는 타겟 사용자의 의도를 추론하는 단계를 포함한다. 게시하려는 의도가 추론되었던 하나 이상의 정보 아이템과 관련되는 하나 이상의 정보 아이템이 조립될 수 있다. 하나 이상의 조립된 정보 아이템을 포함하는 게시하기 위한 프롬프트는 타겟 사용자에게 전송될 수 있다. 타겟 사용자의 하나 이상의 반응의 하나 이상의 표시는 타겟 사용자의 클라이언트 시스템으로부터 수신될 수 있다. 타겟 사용자의 하나 이상의 반응은 미래의 타겟 사용자 부분에 대한 게시하려는 미래의 의도를 추론하는 것 및 미래의 타겟 사용자를 위해 정보 아이템들을 조립하는 것 둘 다에 사용될 수 있다.
Patent KR-20160145716-A (KR)
Inventor: TAKENAKA SATOSHI
IPC: B32B27/18
Filed: 2015-05-18
Abstract: 제조 비용 및 필요한 에너지를 대폭 저감하고, 내후성, 차열성, 친수성, 불연성, 내약품성, 유연성, 핸들링성, 표면 인쇄 양호성을 개선하기 위해서, 불연 섬유를 포함하는 직포 표면에, 불화비닐리덴 공중합물과 아크릴 공중합물과 산화티타늄을 갖는 제1 불소 수지와, 불화비닐리덴계 중합체와 실록산계 중합체와 가교형 아크릴 중합체를 갖는 제2 불소 수지를 포함하는 수지층이 형성되는 불연 시트.
Patent KR-20160148587-A (KR)
Inventor: BASTANI BEHNAM
IPC: G01B11/14
Filed: 2015-03-05
Abstract: 다층 디스플레이의 광학 층들을 정렬시키기 위한 방법은 스페이싱 영역들에 의해 서로 분리된 복수의 투과 픽셀 어레이들 각각에 어두운 스크린 이미지를 표시하는 단계를 포함한다.  투과 픽셀 어레이들은 다층 디스플레이의 디스플레이 층 상에 배치된다.  디스플레이 층은 디스플레이 층 뒤에 배치된 조명 층의 복수의 조명원들로 조명된다.  조명원들 각각은 투과 픽셀 어레이들 중 하나에 대응하여 투과 픽셀 어레이들 중 대응하는 하나를 조명한다.  디스플레이 층의 앞에 배치된 스크린 층 상에 조명 패턴이 투사된다.  조명 패턴은 투과 픽셀 어레이들 중 인접한 것들로부터 투사된 중첩하는 조명으로 인한 밝은 영역들을 포함한다.  디스플레이 층과 조명 층 사이의 오정렬들을 식별하기 위해 스크린 층 상에 투사된 조명 패턴의 밝은 영역들이 분석된다.
Patent KR-20170003950-A (KR)
Inventor: FUGEL DIETMAR
IPC: E04G21/04
Filed: 2015-05-04
Abstract: 본 발명은 차량(12) 및 콘크리트 분배 붐(20)을 포함하고, 콘크리트 분배 붐은 차량 상에서 이송될 수 있고 붐 페데스탈(18) 상에 장착되어 수직 축 주위로 회전될 수 있고 수평 축 주위로 피벗될 수 있으며, 붐 페데스탈(18)은 차량의 구조용 프레임(16)의 프로파일 캐리어(26) 상에 연결 수단(22)을 통해 유지되는 차량 장착 콘크리트 펌프에 관한 것이다. 본 발명에 따르면, 나사 장착 바(30)가 연결 수단(22)으로서 붐 페데스탈(18)과 각 프로파일 캐리어(26) 사이에 배치되고, 나사 장착 바(30)는 그 길이에 걸쳐 분포된 복수의 조립 리세스(32) 및 프로파일 캐리어(26)에 대한 나사 결합을 위해 그 안으로 개방된 나사 채널(34)을 포함한다.
Patent KR-20170023831-A (KR)
Title: 비스(2-히드록시알킬)-2,2''-(1,4-페닐렌)비스(1,3-디옥소이소인돌린-5-카르복실레이트)를 포함하는 코폴리에스테르이미드 및 그로부터 제조된 물품
Inventor: SANKEY STEPHEN WILLIAM
IPC: C07D209/48
Filed: 2015-06-19
Abstract: 지방족 글리콜, 방향족 디카르복실산 및 화학식 I의 단량체로부터 유도된 반복 단위를 포함하는 코폴리에스테르이며, 여기서 공단량체 (I)은 코폴리에스테르의 글리콜 분획의 일부를 구성하는 것인 코폴리에스테르; 및 상기 코폴리에스테르를 포함하는 필름, 섬유, 또는 성형 조성물 또는 성형품. 
<화학식 I> 
   
여기서 n = 2, 3 또는 4이다.
Patent KR-20180082241-A (KR)
Inventor: KIM DAE HEE
IPC: G05F1/10
Filed: 2017-01-10
Abstract: The present invention relates to an integrated facility control apparatus which comprises a receiving unit for receiving a facility signal transmitted by an external facility; and a control unit for determining a signal voltage level of the external facility transmitting the facility signal based on a voltage of the facility signal, and analyzing the facility signal based on the signal voltage level. The integrated facility control apparatus can determine a voltage level of the external facility without an additional converter.
Patent KR-20180085553-A (KR)
Inventor: YOON KUK WON
IPC: E04H3/28
Filed: 2017-01-19
Abstract: The present invention a music stand including a frame-shaped body, a bottom plate fixed to the body to form a bottom surface of a concert space, and legs engaged to the body that can be easily assembled, carried and kept, and form a stage of a suitable area according to concert circumstance. The body has support frames of a pipe type to support the bottom surface of the bottom plate, a coupler formed with fitting bosses which are fitted into a hole of each support frame, and a fixing member fixed to the coupler and receiving and fixing an upper portion of each leg. The coupler is formed in an L-shaped when seen from a plane to connect the support frames at a right angle. The fixing member has a tubular body having a receiving hole for receiving the upper portion of the leg, an engaging piece extending from an outer peripheral surface of the tubular body and having an engaging hole to which the support frame is fastened by a screw, and a pressing member disposed on the tubular body to press the outer peripheral surface of the leg fitted into the hole.
Patent KR-20180086669-A (KR)
Inventor: CHOI YUN SOO
IPC: B01D53/75
Filed: 2017-01-23
Abstract: An object of the present invention is to provide a nitrogen oxide reduction device and a gas treating apparatus which can effectively reduce nitrogen oxide. A gas treating apparatus according to an embodiment of the present invention comprises: a reaction chamber treating a gas supplied from the outside by a plasma reaction, wherein the treated gas comprises nitrogen oxide; and a nitrogen oxide reduction device connected to the reaction chamber. The nitrogen oxide reduction device includes a cooling device for quenching the treated gas to below a temperature at which the nitrogen oxide is produced.
Patent KR-20180086779-A (KR)
Inventor: HAM SUNG UK
IPC: F24F11/00
Filed: 2017-01-23
Abstract: The present invention relates to a method of controlling an ultrasonic humidifier interworking with a sound source, which is capable of adjusting the ejection amount and ejection speed of water particles in real time according to the sound level of an acoustic signal made up of music sound and voice. The present invention provides a method of controlling an ultrasonic humidifier interworking with a sound source. The present invention proposes a method of controlling an ultrasonic humidifier interworking with a sound source, which operates at least one of an ultrasonic oscillation element or a motor of a blowing fan through a sound output unit in real time according to an output signal of a sound source input unit including at least one of a microphone, a communication module, and a Bluetooth module, which is provided on a PCB for performing a control operation of the ultrasonic humidifier. Therefore, according to the present invention, by controlling the operation of an ultrasonic oscillator and the rotation speed of the blower fan to operate in conjunction with the sound source including external music sound and voice, the ejection amount and the ejection speed of water particles may be controlled in real time, thereby inducing consumers′ purchase desires and interests.
Patent KR-20180086815-A (KR)
Inventor: KIM SOO JIN
IPC: G06F3/06
Filed: 2017-01-23
Abstract: A memory device includes a controller including a write buffer for storing first write data before the first write data transmitted from a host is written in a memory element. The controller performs a control operation to write the first write data stored in the write buffer in the memory element under a first condition and to perform the double-writing of the first write data stored in the write buffer in the memory element under a second condition. Accordingly, the present invention can prevent the degradation of durability and performance due to the double-writing.
Patent KR-20180087078-A (KR)
Inventor: CHOI YONG BOK
IPC: G02B3/14
Filed: 2017-01-24
Abstract: Provided is a liquid lens module, which comprises: a liquid lens including an interface formed by two liquids, different from each other; a spacer covering the liquid lens; and at least one substrate supplying drive voltage to the liquid lens. Moreover, at least one groove is disposed on a portion of the spacer, where at least one substrate is bonded.
Patent KR-20170091051-A (KR)
Title: Method for access of channel in unlicensed band
Inventor: BAEK SEUNG KWON
IPC: H04W84/12
Filed: 2017-01-26
Abstract: A channel access method on an unlicensed band comprises: a step of allowing a base station of an LAA network to perform LBT on a second channel among the channels of the unlicensed band while transmitting data through a first channel among the channels of the unlicensed band; and a step of transmitting data through the second channel if obtaining the channel access to the second channel for the second channel. The present invention can guarantee the QoS of the data transmission by performing P-LBT in the channel of the unlicensed band.
Patent KR-20180088995-A (KR)
Inventor: WHANG SUNG WOOK
IPC: B63G8/00
Filed: 2017-01-31
Abstract: The present invention relates to a heating apparatus attached to a lifesaving remotely operated vehicle (ROV) to mitigate hypothermia. According to the present invention, the heating apparatus attached to a lifesaving ROV comprises a heating body to heat relatively cold water and discharge the heated water to an outlet so as to prevent hypothermia of a person to be saved. The heating body is formed in an angled zigzag shape to have a wide contact area between the heating body and the water so as to quickly and efficiently heat the water. Moreover, the heating apparatus comprises a tide detection means to detect a flow of the water so as to access within a predetermined reference distance with respect to a position of the closest person to be saved in a flowing direction of the water, and the heated water is discharged through the outlet to be moved along a flow so as to maintain a body heat of the person to be saved, in particular, in the case of a plurality of persons to be saved, or prevent hypothermia. According to the present invention, the heating apparatus comprises: one or more pumps to discharge external water to the outside therethrough; the heating body connected to the pump, having a continuous angled zigzag shape, having a space formed therein to pass the water, and raising the temperature of the passed water as heat is generated; the outlet connected to the heating body to discharge the water; and a cover to receive the heating body and to form an external shape.
Patent KR-20170093719-A (KR)
Title: Substrate processing apparatus, substrate processing method and storage medium
Inventor: YAMAGA KENICHI
IPC: H01L21/205
Filed: 2017-02-01
Abstract: The purpose of the present invention is to ensure a desired temperature distribution when membrane production is performed by revolving a substrate. When membrane production is performed by supplying a treatment gas to a wafer (W) revolved by a rotary table (2) in a vacuum chamber (11), the wafer (W) is heated by a heater unit (18), and the wafer (W) is accessorily heated by light from an irradiation unit (4). From a temperature distribution detected by a temperature measuring unit (5), temperature measurement data in which evaluation values of temperatures are correlated to each of a plurality of partition areas (8) of the wafer (W) is acquired. On the basis of the temperature measurement data, data corresponding to a targeted temperature distribution, and a position of the rotating direction of the rotary table (2), the light intensity of the irradiation unit (4) is controlled. Thus, at every position of the rotation direction of rotary table (2), as the light intensity of the irradiation unit (4) is controlled, the temperature distribution of the wafer (W) is adjusted, and a desired temperature distribution can be ensured.
Patent KR-20180090079-A (KR)
Inventor: SONG JAE KYUNG
IPC: F21S9/02
Filed: 2017-02-02
Abstract: The present invention relates to a power-saving self-illuminant type sign which lights only when necessary and provides road information, thereby saving electricity while having excellent discrimination. More specifically, a power-saving self-illuminant type sign comprises a self-illuminant indicator, a power supply part, an illuminance sensor part, and a control part. The control part receives a surrounding illuminance value sensed by the illuminance sensor part, compares the received illuminance value with a reference value and controls lighting/lighting-out of the self-illuminant indicator. Also, the control part determines that the surrounding illuminance does not change if a change speed of the illuminance value is more than or equal to a predetermined range, even when the illuminance value received from the illuminance sensor part passes through the reference value and is changed.
Patent KR-20180091259-A (KR)
Inventor: KIM DONG HA
IPC: B25C1/02
Filed: 2017-02-06
Abstract: The present invention relates to a hammer with counterbalance, allowing a worker to work precisely with less effort when using a hammer so as to prevent damage to a wrist and forming a bottom portion of a hammer head and an adjustment balancing weight at left and right sides of the hammer main body in consideration of physical characteristics of the worker. Moreover, a convex uneven portion is formed around the circumference of the bottom of the hammer head so as to enable the worker to work with more precise power, thereby increasing safety and work efficiency. Furthermore, the thickness of the bottom of the hammer head is different to form an inclined surface so that the hammer can be prevented from being hit in the vertical direction, thereby preventing a contact between an object and the entity bottom of the hammer. Accordingly, a steel nail can be prevented from causing damage by being bounced when a portion of the steel nail is pressed.
Patent KR-20180092356-A (KR)
Title: Efficient evaluation of the nonadiabatic coupling terms between adiabatic electronic states
Inventor: BAECK KYOUNG KOO
IPC: G06F17/50
Filed: 2017-02-09
Abstract: The present invention relates to a method for obtaining a nonadiabatic coupling term (NACT) essential to develop a computer simulation program for a simulation study and a molecular design on advanced materials such as photo-energy generating element at the molecular level. Using a computer simulation program according to the present invention, a NACT can be obtained at efficiencies of at least several tens of times up to several hundreds of thousands of times greater than a conventional method. As a result, a simulation study and a molecular design on the internal dynamics of molecule of advanced material, which could not be handled even if a supercomputer was applied, are possible.
Patent KR-20180092374-A (KR)
Title: Transformer bed
Inventor: PARK YONG SIK
IPC: A47C17/86
Filed: 2017-02-09
Abstract: Disclosed is a transformer bed including: a front end structure having a first housing having an inner storage space and an opening formed in an upper portion thereof and a first upper plate portion for selectively opening or closing the opening of the first housing; a rear end structure having a second housing disposed at a rear side of the shear structure and having an inner storage space and an opening formed in an upper portion thereof, a second upper plate portion for selectively opening or closing the opening of the second housing, and a wheel portion provided under the second housing to allow the second housing to be moved; and an intermediate structure having a third housing provided between the front end structure and the rear end structure and having an inner storage space and an opening formed in an upper portion thereof, a third rear upper plate provided at an upper portion of a rear side of the third housing and movable in the vertical direction, and a third front upper plate portion provided at an upper part of a front side of the third housing to selectively open or close the front side of the opening of the third housing, wherein the third rear upper plate becomes a desk state when moved upward and becomes a covering state when moved downward and covering the upper part of the rear side of the third housing, and the rear end structure functions as a chair with respect to the third rear upper plate upon the desk state.
Patent KR-20180093517-A (KR)
Title: quince champagne
Inventor: KIM SEO HEE
IPC: C12G1/06
Filed: 2017-02-13
Abstract: Juice, concentrate, dried powder, contents, a synthetic flavoring agent, or a natural flavoring agent of Chinese quince is added to champagne to produce fresh and sour champagne. One ingredient or two or more ingredients among the said five ingredients can be added together. Additional ingredient can be added as well.
Patent KR-20170098176-A (KR)
Inventor: ALIX ISABELLE
IPC: F16D69/00
Filed: 2017-02-16
Abstract: The present invention relates to a friction lining for a dry clutch of a vehicle, which comprises: a friction surface (6); a friction material (2) fixated to a metal support (12); and at least one truncated cone-shaped groove (7, 8) provided in the friction material. In the friction lining, conicity of the truncated cone-shaped groove (7, 8) is 10-35%, and in particular, 17-30%.
Patent KR-20180098464-A (KR)
Inventor: LIM TAE JUN
IPC: H01L21/67
Filed: 2017-02-25
Abstract: The present invention relates to a purge system of a gas supply apparatus, capable of high pressure and high temperature purge to easily remove impurities through a high-pressure gas. The purge system comprises a vacuum valve for controlling supply of a vacuum gas; a vacuum generator for making a gas supply line into a vacuum state; a plurality of purge valves for controlling supply of a purge gas; a cylinder filled with a reaction gas; an exhaust valve for exhausting the reaction gas and the purge gas; and an exhaust control valve.
Patent KR-20180099182-A (KR)
Inventor: MOON BEOM SUK
IPC: G06Q50/10
Filed: 2017-02-28
Abstract: The present invention relates to a system including a head mounted display (HMD) and a method for controlling the same which use a head mounted display to freely use a screen for outputting an external environment while using virtual reality (VR) content. According to an aspect of the present invention, the HMD system includes a head mounted display (HMD) and at least one external controller. The at least one external controller includes: a wireless communication unit to transmit/receive data to/from the HMD; and a sensing unit to detect a movement of the at least one external controller. The HMD includes a display unit, a camera, a wireless communication unit to transmit/receive data to/from the at least one external controller, and a control unit. The control unit outputs virtual reality (VR) content to a first screen of the display unit, outputs an external image sensed by the camera to a second screen, receives first movement information from the at least one external controller via the wireless communication unit, and switches to output the external image outputted to the second screen to the first screen based on the first movement information.
Patent KR-20180102793-A (KR)
Inventor: CHOI SUNG TAEK
IPC: H02M1/14
Filed: 2017-03-08
Abstract: The present invention provides a circuit for reducing an output current ripple in an LED converter, which is provided to compensate a boost-up voltage according to a result of comparing a present driving voltage with a reference voltage suitable for driving an LED. The LED converter comprises a transformer including a first coil and a second coil, wherein a first AC induced voltage is induced to the second coil according to the turn ratio of the first coil and the second coil by an input AC current flowing through the first coil; a charging unit which is provided to supply, to an LED, a boost-up voltage as a driving voltage through the output terminal, wherein the energy accumulated in the first coil of the transformer at each turn-on section by repeating the turn-on/off operation is refluxed to charge the boost-up voltage; and a switching element which is provided to switch the supply of the boost-up voltage supplied to the LED from the charging unit according to the driving voltage. The circuit for reducing an output current ripple in the LED converter comprises a reference voltage generating unit connected to the output terminal and provided to generate a reference voltage suitable to drive the LED based on the boost-up voltage; a voltage distribution unit provided to divide the boost-up voltage supplied from the charging unit to the LED so as to output the present driving voltage to the LED through the output terminal; and a comparator provided to compare the present driving voltage from the voltage distribution unit with the reference voltage, generate the driving current for driving the switching element according to the comparison result, and supply the driving current to the switching element.
Patent KR-20180104825-A (KR)
Inventor: KANG CHEOL
IPC: B64D47/08
Filed: 2017-03-14
Abstract: The present invention relates to a personal vision system using a flying vehicle and, more particularly, to a personal vision system using a balloon-type flying vehicle. A camera module is mounted on a balloon type flying vehicle and a power module (battery) is placed on a user side. So, it is possible to easily replace a battery and to automatically acquire an image by following a user without a limitation of the battery. In addition, there is no danger by using a balloon type flying vehicle and the camera module can automatically follow the user without a driver.