baber/WOPTO huggingface dataset:
Patent KR-19990066848-A (KR)
Title: 반도체 장치의 제조 방법
IPC: H01L21/8242
Filed: 1998-12-17
Abstract: 본 발명은 절연막에 콘택 홀을 형성하고,  그 콘택 홀을 통해서 도전 패턴을 접속하는 공정을 갖는 반도체 장치의 제조 방법에 관한 것으로,  두꺼운 층간 절연막에 애스팩트 비가 큰 콘택 홀 내의 커버리지를 개선하는 것이다. 
     본 발명은 반도체층(1)에 형성된 불순물 확산층(3)을 형성하는 공정과,  층간 절연막(4)을 국부적으로 에칭함으로써 적어도 일부에 활 형상의 부푼 곳이 있는 홀(6)을 형성하는 공정과,  에칭 또는 연마에 의해 홀(6)의 가장 부푼 곳이 있는 부분 또는 그것보다도 낮은 부분에 이르기까지 층간 절연막(4)을 박층화하는 공정과,  박층화된 층간 절연막(4) 상과 홀(6) 내에 도전층(9)을 형성하는 공정과,  도전층(9)을 패턴화함으로써 홀(6) 내에 잔류시키는 동시에 층간 절연막(4) 상에 배선 패턴을 형성하는 공정을 갖는다.
Patent KR-20000041415-A (KR)
Title: Fabrication method of semiconductor device
Inventor: PARK CHAN DONG
IPC: H01L21/76
Filed: 1998-12-22
Abstract: PURPOSE: A fabrication method of a semiconductor device is provided to prevent damage of device isolation layers caused by an etching process for forming self-align patterns. CONSTITUTION: In a fabrication of a semiconductor device, polysilicon patterns(23) are formed on a substrate in which respective active regions(22) are defined by device isolation layers(21). Next, an insulating layer is formed on overall surfaces, and photoresist patterns(PR) are formed to cover the device isolation layers(21) between the neighboring active regions(22). By using the photoresist patterns(PR) as a mask, the insulating layer is etched and then formed into insulating spacers(24A) on sidewalls of the respective polysilicon patterns(23). Moreover, during an etching process of the insulating layer, the photoresist patterns are formed into insulating protective layers(24B) on the respective device isolation layers(21). Therefore, damage of the device isolation layers(21) is prevented during a subsequent etching process for forming self-align patterns.
Patent KR-20000041894-A (KR)
Title: Method for translating numbers by subscribers in intelligent network exchange
Inventor: SHIN EUN SU
IPC: H04Q3/00
Filed: 1998-12-24
Abstract: PURPOSE: A method for translating numbers by subscribers in an intelligent network exchange, is provided to accommodate a private number system to the intelligent network exchange and a subscriber trigger, and to perform number translation corresponding to the private number system accommodated by respectively corresponding subscribers or groups additionally, when calls are attempted by intelligent network subscribers. So that intelligent network services centering on subscribers are supplied in corresponding intelligent network exchanges. CONSTITUTION: A method for translating numbers by subscribers in an intelligent network exchange, comprises the steps of: detecting an identification number of a private number system accommodated by a corresponding subscriber, by retrieving subscriber group information of a subscriber trigger; searching a private number system corresponded to a detected identification number, by retrieving a number translation table; demanding additional number collection, by using information on the number of minimum collected numbers, the number of maximum collected numbers and a last number, corresponding to the private number system; and translating numbers of collected additional numbers according to the private number system.
Patent KR-20000043390-A (KR)
Title: Device for locking door of hydroextracting tub in two-tub way of washing machine
Inventor: LEE SANG HAK
IPC: D06F37/42
Filed: 1998-12-29
Abstract: PURPOSE: A device to lock a door of a hydroextracting tub in a two-tub way of a washing machine is provided which can eliminate damage by user's carelessness by making the door locked while the hydroextracting tub is rotating and making the door unlocked when the hydroextracting tub stops rotating. CONSTITUTION: A device for locking a door of a hydroextracting tub in a two-tub way of a washing machine is characterized as follows: a motor(17) is installed in a door of a hydroextracting tub(26); locking and unlocking of a door is fulfilled by a sliding block(20) moving between a door tale(23) and a stopper(18) forward and backward by the operation of a motor; and the operation of a motor for unlocking of a door is done by a contact point of supporting timing turned on after a lapse of the regular time after being opened a contact point of main timing.
Patent KR-20000043450-A (KR)
Title: Rinse device with nozzle connection tube
Inventor: KIM SU HYUN
IPC: H01L21/304
Filed: 1998-12-29
Abstract: PURPOSE: A rinse device with a nozzle connection tube is provided to form a predetermined IC by using a photoresist formed on a semiconductor wafer. CONSTITUTION: A rinse device with a nozzle connection tube comprises a rinse bath(20), a nozzle(21), a connector(23), and a nozzle connection tube(22). The rinse bath filled with a predetermined solution performs a process of a semiconductor wafer. The nozzle is moved vertically according to a vertical movement of the rinse bath. The nozzle implants the solution into an inner portion of the rinse bath. The connector diverges the solution to various directions. The nozzle connection tube connects the nozzle with the connector in order to transfer the solution. The nozzle connection tube comprises a spiral portion having one or more spiral shapes.
Patent KR-20000044493-A (KR)
Title: Method for adjusting demodulation waveform
Inventor: HONG SEUNG IL
IPC: H03D5/00
Filed: 1998-12-30
Abstract: PURPOSE: A demodulation waveform adjusting method is provided to reduce both a trouble and a time of adjusting a receiver data waveform. CONSTITUTION: In a demodulation waveform adjusting method comprises adjusting a receiver data waveform automatically according to a vector diode without adjusting a quadrature coil and a trimmer capacitor by use of a DECT RX IC(Siemens 5th chip set:PMB 5420). At a slot before a receiver data reception, a DC potential is generated at a terminal(TAC)(precharge mode), and a potential is charged at the sample hold capacitor(SHC) port capacitor. A potential is applied to the vector diode so as to be varied a capacitance in the diode.
Patent KR-20000046073-A (KR)
Title: Method for manufacturing semiconductor device
Inventor: KIM YONG NAM
IPC: H01L21/82
Filed: 1998-12-31
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to reduce a reverse short channel effect as well as threshold voltage shift by using N<SB POS="POST">2</SB> annealing step. CONSTITUTION: A method for manufacturing a semiconductor device includes following steps. At the first step, a field oxide layer(1,61) is formed on the semiconductor substrate(50,100) so as to define an active region(2,62). At the second step, a first and second oxygen ion(72,74) injection regions are formed sequentially on the active region of the first step. At the third step, a deep oxide layer(75) is formed on the active region by using N<SB POS="POST">2</SB> annealing step. At the fourth step, a polycide gate electrode formed on the whole structure of the preceding steps is formed. The polycide gate electrode includes a gate oxide layer(4), a polysilicon layer(7,67) as well as a tungsten silicide layer(6,66).
Patent KR-19990071663-A (KR)
Title: 마이크로웨이브 하이브리드 집적회로
Filed: 1996-09-26
Abstract: 본 발명에 따른 마이크로웨이브 하이브리드 집적회로에 있어서, 금속화 리세스(8)는 유전체판(1)의 배면또는 표면상에 형성되고, 커패시터(5)의 저부 플레이트(6)의 역할을 수행하고, 상기 리세스(8)아래쪽의 상기 유전체판(1)의 나머지 부분은 상기 커패시터(5)의 유전체의 역할을 수행하고, 상기 커패시터(5)의 상부 플레이트(7)는 상기 유전체판(1)의 표면상에 배치되고 위상 금속화 패턴층(2)의 일부를 형성하며, 상기 리세스(8)내의 상기 유전체판(1)의 나머지 부분의 두께는 1-400 μm이다.
Patent KR-19990071715-A (KR)
Title: 디히드로푸란의 테트라히드로푸란으로의 수소화 방법
IPC: C23C14/16
Filed: 1996-11-18
Abstract: 본 발명은 테트라히드로푸란을 제조하기 위한 수소로의 2,5- 및 2,3-디히드로푸란의 촉매 수소화 방법에 관한 것이다.  1 종 이상의 금속을 금속선 메쉬 또는 금속박 담체 상에 진공 증발 또는 스푸터링으로 침착시킨 촉매를 사용한다.
Patent KR-19990071829-A (KR)
Title: 실란 처리된 무기 안료
IPC: C09C3/12
Filed: 1996-11-27
Abstract: 본 발명은 소수성 오르가노실란 코팅된 무기산화물을 제조하기 위해서 무기산화물 입자를 오르가노할로실란, 특히 오르가노클로로실란과 반응시키는 것을 포함하는 소수성 무기산화물 제품 제조방법을 제공한다.  오르가노할로실란 화합물은 수성슬러리에서 무기산화물 입자와 반응되며 격렬한 혼합이 된다.  본 발명의 방법에 의해 제조된 무기산화물 안료는 오르가노실란을 정량적으로 보유하며 표면상에 흡착된 알데히드가 없다.  본 발명의 구체예에서 제조된 부산물은 환경적으로 안전하고 쉽게 처리가능한 무독한 염이다.
Patent KR-20000005281-A (KR)
Title: Device for judging state of wiper blade
Inventor: MIAR HANS
IPC: B60S1/08
Filed: 1997-03-21
Abstract: PURPOSE: A device for judging the state of at least one wiper blade of a vehicle with a rain sensor is provided. CONSTITUTION: The device for judging the state of more than one wiper blade of a vehicle is composed of:a rain sensor(5) connected to an estimation circuit(8) through a wire(6) and arranged within the area of a glass window(1) of a vehicle, which is washed by a wiper blade(3); the estimation circuit(8) for statistically estimating the data by considering the pollution of the wiper blade(3) and the rain sensor(5), the abrasion or the overage of a wiper rubber(11).
Patent KR-20000065105-A (KR)
IPC: C08F4/44
Filed: 1997-04-24
Abstract: A process is disclosed for preparing ethylene polymers with a molecular weight Mw (weight average) lower than 20,000 g/mole at temperatures in a range from 200 to 280  DEG C and pressures in a range from 1000 to 3500 bars in the presence of a catalyst system. The catalyst system used contains: (A) a non-bridged substituted or unsubstituted biscyclopentadienyl complex; (B) a metal compound of general formula (I) M<1> (R<1>)r (R<2>)s (R<3>)t, in which M<1> is an alkaline, an alkaline earth metal or a metal of the third main group of the periodic table; R<1> is hydrogen, C1-C10-alkyl, C6-C15-aryl, alkylaryl or arylalkyl with 1 to 10 C atoms in the alkyl radical and 6 to 20 C atoms in the aryl radical; R<2> and R<3> independently represent hydrogen, halogen, C1-C10-alkyl, C6-C15-aryl, alkylaryl, arylalkyl or alkoxy with 1 to 10 C atoms in the alkyl radical and 6 to 20 C atoms in the aryl radical; r is an integer from 1 to 3; and s and t are integers from 0 to 2, the sum r+s+t corresponding to the valency of M<1>; and (C) a metallocene ion-forming compound selected in a group which consists of strong, neutral Lewis acids, ionic compounds with lewis acid cations and ionic compounds with Brönsted acids as cations. Components (A), (B) and (C) are mixed together and after at the latest 5 minutes are dosed in the reactor.
Patent KR-20000011042-A (KR)
Title: Air freshener dispenser device
Inventor: MARTIN JOHN
IPC: A61L9/12
Filed: 1997-05-14
Abstract: PURPOSE: An air freshener dispenser device is provided in the form of a semi-rigid thermoplastic strip having a plurality of apertures serving as a reservoir for a volatile air freshener ingredient. Partial or complete removal of one or both peelable vapor impermeable membranes allows delivery of the air freshener ingredient as vapor into the environment at a controlled rate over an extended time period. CONSTITUTION: The air freshener dispenser device comprises:(a) a thin semi-rigid strip(14) having a central area of flat surfaces covered with a coextensive laminate of an inner vapor permeable membrane(16) and an outer peelable vapor impermeable membrane(18), the strip(14) having at least one aperture(12) between the two laminate films; (b) a thin film positioned on the flat surface of the strip(14), the thin film covering the perforated center of the strip(14) to form a storage container; (c) a volatile air freshener component contained in the storage container; (d) a thin feelable impermeable membrane(18) of the same length of the permeable membrane(16) for preventing volatilization of the air freshener component.
Patent KR-20000011079-A (KR)
Title: Countermeasure circuit for a laser speed detector
Inventor: DUNNE JEREMY G
IPC: G01P3/36
Filed: 1997-05-13
Abstract: PURPOSE: A countermeasure circuit for a laser speed detector is provided, which detects a countermeasure means to be installed to a target for disturbing a speed detecting device during detecting a target speed. CONSTITUTION: The countermeasure circuit for a laser speed detector comprises: a laser optical generator (12) and an adjustable high-voltage power source (14) to be combined with a processing circuit (18) including a microprocessor (24) and a memory device (26) by a bus (22); and a laser optical receiving circuit (32) including an optical diode (34) for having an electric characteristic to be responded to the detection of an optical energy, an amplifier circuit (42), a temperature sensor (72), a threshold value comparing circuit (46) for comparing the amplified signal with a threshold value to generate a comparing signal, a time analyzing circuit (56). Thereby, it is possible to alter the sensitivity of the laser speed detector to overcome the effects of the countermeasures when countermeasures taken at the moving target are detected.
Patent KR-20000016284-A (KR)
Title: Method and device for injecting steel from immersion outlet
Inventor: SHEMAIT HANS URGEN
IPC: B22D41/50
Filed: 1997-05-29
Abstract: PURPOSE: A method and a device are provided to minimize a turbulence in a mold and to minimize the infiltrating length of a supplied molten metal into the crater in the mold. CONSTITUTION: A method for injecting a steel from an immersion outlet is formed by:installing a central member(31) and an inlet(22) of a second immersion outlet part(21) in the area of a central shaft(I) of the immersion outlet; throttling the main stream of a molten metal(S) flowing out from a first immersion outlet unit(11); forming a curved unit(34) containing a concave wall of a wide surface(32) of the central member in the shadow unit of the first immersion outlet part; forming the curved unit for corresponding to a pipe segment(36) while extending the main shaft(II) of the curved unit to the wide surface of the central unit in parallel; and forming the angle of a sealing unit(27) closing the upper edge of the wide surface for 0 to 40 degrees.
Patent KR-20000016646-A (KR)
Title: Electric lamp
Inventor: MINDER ROLF
IPC: H01J61/067
Filed: 1997-11-11
Abstract: PURPOSE: Disclosed is an electric lamp, in particular the attachment of coiled filaments to supply leads in electric lamps. CONSTITUTION: In the electric lamps, one end (41) of the supply lead is flattened and formed an U-shaped. The U-shaped section (41) of the supply lead forms a slot-shaped receptacle (45) for a helical coiled filament end (3a), and the slot-width of the slot-shaped receptacle (45) is narrower than the outside diameter of the helical coiled filament end (3a).
Patent KR-20000051872-A (KR)
Inventor: SEO MIN WOONG
IPC: H04N7/18
Filed: 1999-01-27
Abstract: PURPOSE: A locking device of an observation system is provided to simplify an overall circuit, and operate regardless of a time constant. CONSTITUTION: A locking device of an observation system includes a D-flipflop(D-F/F), a pull-up resistor(R1) and a locking signal generating portion(21). The D-flipflop receives a vertical locking signal in a clock terminal, receives a signal output from its own inverting terminal in a D-input terminal, and outputs a signal through an output terminal. The pull-up resistor pulls up the level of the signal output from the output terminal of the D-flipflop. The locking signal-generating portion receives the output signal of the D-flipflop of which the level is pulled up in a vertical locking reset terminal and initializes a locking by frame. The vertical locking signal is supplied by the observation system or a frequency generator.
Patent KR-20000051907-A (KR)
Inventor: KANG JAE KYUNG
IPC: H04L9/10
Filed: 1999-01-27
Abstract: PURPOSE: A device and method for relay control of security equipments is provided to reduce electricity waste by using a two coil latching type relay and decide whether to bypass using set and reset controls. CONSTITUTION: A device and method for relay control of security equipments includes the following steps. A two coil latching type relay for bypass supports switching to bypass mode for bypassing input data according to the activation of set coil and the switching of a processing mode which encodes and decodes data that are inputted. A single side stable type relay(130) switches according to the power supply so as to submit electricity to the set coil. A two coil latching type relay for control(140) switches according to the pulse signals from the external power supply. A transistor set controls the flow of electricity of set coil submitted to the power supply. A transistor reset controls the flow of electricity of reset coil. The device enables users to reduce electricity waste by using a two coil latching type relay and decide whether to bypass. The device will enhance the stability of security equipments.
Patent KR-20000054938-A (KR)
Inventor: PARK SEONG JUN
IPC: H04L49/111
Filed: 1999-02-01
Abstract: PURPOSE: An apparatus for processing a frame packet of an Ethernet interface device is provided to minimize delay time of a frame packet by detecting output ports from destination address information and source address information in a retrieval engine, as processing a packet field in a medium access controller(MAC) when the frame packet received from an Ethernet network is processed in an Ethernet interface device. CONSTITUTION: An apparatus for processing a frame packet of an Ethernet interface device comprises medium access controllers(MACs) and retrieve engines. The MACs analyze field information included in the frame packet received from an Ethernet network. The retrieve engines analyze information of a destination address of the frame packet and information of a source address. The retrieve engines decide output ports. The apparatus locates the retrieve engines in same layers with the MACs. The retrieve engines control share numbers of the MACs connected to ports of the Ethernet network, according to a change of a using frequency clock. The retrieve engines share a retrieve memory storing a destination internet protocol(IP) to decide an output port.
Patent KR-19990072755-A (KR)
Title: 장비의배치구조
IPC: H05K7/14
Filed: 1999-02-19
Abstract: 스위치, 컴퓨터 및 서버 캐비넷 또는 랙을 위한 장비의 배치구조는 통상의 슬라이드-인 모듈 또는 2 개의 개별 슬라이드-인 모듈에 모니터/평면 스크린, 키보드 및 신호 스위치를 포함한다.  모니터/평면 스크린은 꺼내진 작업 위치에서 선회 또는 접혀질 수 있다.  19 인치 디자인의 1 높이 유닛을 갖는 모듈의 경우, 신호 스위치는 키보드와 모니터/평면 스크린의 사이에 위치한다.  대략 2 높이 유닛의 높이를 갖는 통상의 모듈 또는 각각 1 높이 유닛의 최대 높이를 갖는 두 개의 분리된 모듈의 경우, 키보드와 신호 스위치는 하나의 평면에 위치하고 그 위에는 모니터/평면 스크린이 놓인다.
Patent KR-19990072802-A (KR)
IPC: H01L31/0232
Filed: 1999-02-20
Abstract: 본 발명은 종래의 모듈보다 용이하게 정렬 조정되는 한편, 광섬유 및 반도체 소자간에 높은 광결합 효율이 유지되는 광학모듈을 제공하는 것이다. 상기 모듈은 대기 온도의 변화에 의해 야기되는 광결합 효율 저하를 효과적으로 억제하기 위한 구조를 구비한다. 광학모듈은 광섬유 및 반도체 소자 서로에게 광학적으로 결합시키기 위한 오목면 형태의 반사면을 갖는 광반사 부재를 구비하며, 대기 온도변화 등에 변화로 인하여 광섬유 및 반도체소자간에 광결합 상태에 저하를 효과적으로 억제하고 주위 온도의 변화로 인한 반사 부재의 형태의 변화를 악화-억제시키는 구조이다.
Patent KR-19990068289-A (KR)
Title: 버섯재배용압축배지의제조방법
IPC: A01G1/04
Filed: 1999-02-27
Abstract: 본 발명은 버섯재배용 압축배지의 제조방법에 관한 것으로, 본 발명의 제조공정은 면실피 40%, 볏짚 15%, 땅콩피 10%, 톱밥 15%, 제올라이트 7%, 옥피 5%, 이분 3%, 왕겨 5%의 원료를 교반기에 넣어 혼합시킨 후 혼합된 원료를 분쇄하지 않은 상태에서 콘베이어로 압축성형기에 이송 투입하면 고정된 4각모양의 다이스에 66개의 구멍이 뚫린 원판캠이 회전되면서 혼합원료가 강제로 통과되어 압축배지가 제조되는 것을 특징으로 하는 것이며, 이와 같이 제조되는 본 발명의 압축배지는 면실피, 볏짚등에 장섬유로된 탄성력을 지니고 있어 배지의 공간확보를 할 수 있으며 배지에 수분을 투입하였을 때는 빈공간으로 남게되어 호기성 미생물의 서식처로 작용하여 영양소를 효과적으로 이용할 수 있어 버섯 수확시 회수율을 높혀주는 효과가 있고, 또한 배지의 미세한 입자사이에 장섬유가 엉긴체로 균사체를 결집을 시켜 배지의 응집력을 높혀주고 배지가 탄력있게 되어 버섯수확시 버섯에 배지가 붙어나오는 현상을 방지할 수가 있음은 물론 상기 실시예의 원료 혼합물을 압축성형하여 부피를 줄이므로서 배지제조작업시 발생되는 먼지와 노동력을 줄일 수 있는 이점이 있는 것이다.
Patent KR-19990077845-A (KR)
Title: 파이프라인된 고속 푸리에 변환 프로세서
IPC: G06F17/14
Filed: 1999-03-12
Abstract: 파이프라인된 고속 푸리에 변환 프로세서는 메모리 배열부 이외에도, 제1 산술 유닛, 스크래치 메모리(scratch memory) 및 제2 산술 유닛의 캐스케이드를 포함한다.  상기 산술 유닛들중 하나는 버터플라이(butterfly) 고속 푸리에 변환 산술 계산들중 적어도 하나의 유형만을 수행하는 한편, 다른 하나는 버터플라이 고속 푸리에 변환 산술 계산들중 적어도 하나의 유형 이외에도, 버터플라이 고속 푸리에 변환 산술 계산들중 적어도 하나의 다른 유형을 수행할 수 있다.  이 아키텍쳐는 회로 한정뿐 아니라 타이밍 모두를 최적화한다.
Patent KR-20000060783-A (KR)
Inventor: BYUN MOO WON
IPC: E03B11/00
Filed: 1999-03-19
Abstract: PURPOSE: A unit panel for large water tank and a manufacturing method for a large water tank using the unit panel are provided to improve the productivity and the structure strength of unit panel, so that the manufacture of a large water tank can be possible. CONSTITUTION: A unit panel for a large water tank comprises an internal member(11) which is made up with synthetic resins at regular section thickness, an outer member(12) which is touched with the outside of an internal member, an assembling hole in which the both end of internal, outer member are inserted, two closure member(13) which have assembling holes. A manufacturing method for a large water tank using unit panel comprises the steps of; forming slab part by connecting and assembling the unit panels to be touched with each other; forming square wall part(200) by connecting and assembling the unit panels around the slab part to be stood vertically; forming upper plate part by connecting the unit panels to cover the upside of wall part, installing horizontal fixing members(310) around the outside of horizontal corner of the upper, lower part on which the slab part is engaged with the upper plate part at regular angles; installing vertical fixing members(21) round the outside of vertical corner of wall part.
Patent KR-19990064495-A (KR)
Title: 스케일을 구비한 계량식 정량투입기
IPC: G01F13/00
Filed: 1999-03-19
Abstract: 본 발명은 스케일을 구비한 계량식 정량투입기에 관한 것으로, 수분의 함량이 많은 분말타입의 정화제가 호퍼(60) 내부에 균일하게 채워지도록 주교반기(51)에 인접되게 보조 교반기(53,54)를 설치하여 정화제의 브릿지에 따른 공동화 현상을 억제하고, 원하는 정화제의 적정한 공급량을 구현하도록 호퍼(60)의 하부에 스케일(LC)을 제공하여 호퍼(60)의 중량을 주기적으로 계량하고, 이러한 계량치를 입력받은 컨트롤러(CT)에 의해 정화제를 이송 및 배출하는 이송 스크류(40)의 회전속도를 조절하도록 구성되어 있다.
Patent KR-20000061157-A (KR)
Inventor: YEO JEONG HAK
IPC: B60R21/00
Filed: 1999-03-24
Abstract: PURPOSE: A method for judging drowsy driving is provided to judge drowsy driving of a driver exactly and rapidly by reducing a video area to be processed when video signal detected during night driving is processed in real time. CONSTITUTION: A method for judging drowsy driving includes a step of detecting video of a driver in the form of plural pixels, a step of judging whether or not the detected pixels are larger in the gradation level than a prescribed value, giving 1 value if the detected pixel is larger and giving 0 value if the detected pixel is smaller by the binary scale(S201), a step of clustering each pixel having 1 value into one group(S202), a step of determining eye-positions(S204), a step of real time eye-tracking for tracking the present eye-positions on the basis of the past eye-positions of video through passing through the above steps(S205), a step of inspecting the eye-positions while tracking(S206), and a step of eye-opening and shutting determining for determining whether or not there are white portions in the parts corresponding to the eye-pupils in the eye-tracking area and whether or not the driver performs drowsy driving(S207).
Patent KR-20000065438-A (KR)
Title: Portable vacuum tweezer
Inventor: PARK HYEON OK
IPC: B65G47/91
Filed: 1999-04-03
Abstract: PURPOSE: A portable vacuum tweezer is provided to have a regular absorptive force. CONSTITUTION: A press button(5) is pressed and a press plate(3) is pressed. An air bag(1) is compressed so that the air in the air bag comes out to an absorptive port(17) through a channel(15). In a state that the air bag is sufficiently pressed, a sealing plate(19) contacts to a surface of a flat and soft object. When the press button is released, vacuum is generated in a process that the air bag returns to an original state. The potable vacuum tweezer is absorbed and attached to a vacuum absorptive unit by the vacuum. After moving the object to a desired position, the press button is pressed. Then, the vacuum is released and separated from the vacuum absorptive unit.