baber/WOPTO huggingface dataset:
Patent KR-19990080886-A (KR)
Title: 촉매용 세라믹쉬트 허니컴상 담체 및 그 제조방법
IPC: B01J21/12
Filed: 1998-04-23
Abstract: 본 발명은 질소 산화물(NO x )등의 유해가스제거용 또는 악취제거용 등의 촉매담체로 이용하기 위한 촉매용 세라믹쉬트 허니컴상 담체 및 그 제조방법에 관한 것으로,  조성물은 물의 중량비를 기준으로 하여 벌크상태의 (0.4-0.8wt%)알루미나실리게이트 화이버와 절단된 형태의 (0.4-1.2wt%)알루미나실리게이트 화이버를 물에 넣어 충분한 해섬 및 고해 과정을 거쳐 화이버를 잘 분산시킨 후, 이 슬러리에 활성 알루미나 또는 티타니아(0.6-1.1wt%), 수용액 상태의 폴리비닐알코올수지, 아크릴수지, 양이온성 전분(0.1-0.6wt%) 및 황산철(0.01-0.06wt%)를 첨가하여 제조된 세라믹쉬트와 이 쉬트를 이용하여 제조된 허니컴구조체에 알루미나졸 (1.0-2.0wt%: 고체함량기준)와 실리카졸(3.0-5.0wt%: 고체함량기준)이 혼합된 용액에 함침시킨후, 650℃ 또는 750℃에서 1시간 동안 열처리하여 제조한 것을 특징으로 하는 촉매용 세라믹쉬트 허니컴상 담체 및 그 제조방법에 관한것이다.
Patent KR-19990081217-A (KR)
Title: 한글 자막 서비스 기능을 가지는 영상 방송 시스템
Filed: 1998-04-27
Abstract: 따라서, 본 발명의 목적은 음성에 대한 한글 자막을 영상신호와 함께 가입자들에게 제공할 수 있는 한글 자막 서비스 기능을 가지는 영상 방송 시스템을 제공함에 있다. 
     영상 방송 시스템은 프로그램 영상신호에 포함되어진 음성신호에 대한 한글자막신호를 생성하고 그 한글자막신호를 프로그램 영상신호에 부가하여 한글자막신호가 부가되어진 프로그램 영상신호를 마련하는 영상 송출 수단과, 프로그램 영상신호에 부가되어진 한글자막신호를 디코딩하여 한글자막영상신호를 마련하고 이 한글자막영상신호를 프로그램 영상신호와 함께 표시장치에 표시하는 영상 수신 수단을 구비한다.
Patent KR-19980086940-A (KR)
Title: 층진 페로프스카이트 물질의 고용액을 제조하기 위한 방법
IPC: C23C18/12
Filed: 1998-05-06
Abstract: 특히 NVRAM(nonvolatile random access memory) 및 집적 전자 장치용 박막으로 사용하기 위한 층진 페로프스카이트 물질의 고용액을 제조하기 위한 방법.  알콕시드-염 전구체 용액은 실온에서 전구체 혼합을 가능하게 하고, 또한 완성된 소자의 저온 처리를 가능하게 한다.  상기 방법은 SBT의 실온 제조 및 (1-x)SrBi 2 Ta 2 O 9 -xBi 3 TiTaO 9 및 (1-x)SrBi 2 Ta 2 O 9 -xBi 3 TiNbO 9 의 실온 제조를 가능하게 한다.
Patent KR-19990064369-A (KR)
Title: 지자기 보상용 조성물 및 이를 함유하는 바닥재
Filed: 1998-05-12
Abstract: 본 발명은 지자기 보상 바닥재에 관한 것으로, 좀 더 구체적으로는 지자기를 인체에 익숙한 환경상태 0.5 내지 1.2가우스로 보상하여 인체의 생체 균형을 유지하고 생체 자기장의 활성을 도모할 수 있는 바닥재에 관한 것이다.   하부로부터 하지층, 발포층, 유리섬유 함침층, 인쇄층, 상지층 및 UV 코팅층으로 이루어진 바닥재에 있어서, 옥분, 게르마늄, 맥반석, 동분, 황토 및 자철광으로 이루어진 지자기 물질 4∼160중량부를 상기 바닥재의 적어도 하나 이상의 층에 첨가하여 형성된 바닥재는 지자기를 보상하여 인체의 생체 균형을 유지시킬 수 있는 효과가 있다.
Patent KR-19980087134-A (KR)
Title: 편광소자, 조명 장치 및 액정 표시 장치
IPC: C09K19/02
Filed: 1998-05-16
Abstract: 두 개 이상의 콜레스테릭 액정 중합체 층이 반사광의 중심 파장을 기준으로 하여 길고 짧은 순서로 밀착한 상태로 서로 적층되어 있고, 두께 방향으로 나선형 피치가 변하는 원형 편광 분리층, 중심 파장의 장파장 측에 배열된 지연층 및, 경우에 따라, 이색성 물질을 함유하고 지연층에 배치된 편광판을 포함하는 편광소자; 표면 광원이 당해 편광소자의 원형 편광 분리층 위에 배열된 조명 장치; 및 편광소자 또는 조명 장치가 이의 지연층 면이 액정 셀로 향하는, 액정 셀의 가시 배면 위에 배열된 액정 표시 장치를 기술하고 있다.
Patent KR-19990006892-A (KR)
Title: 취반기
Filed: 1998-06-11
Abstract: 본 발명은, 뿜어넘쳐흐름을 방지한 취반성능이 좋은 콤팩트한 취반기를 제공하는 것을 과제로 한 것이며, 그 해결수단으로서, 본체(31)와, 본체(31)의 상부를 덮는 두껑(36)과, 본체(31)내부에 착탈자재하게 수납되는 내부남비(32)와, 내부남비(32)를 유도가열하는 바닥가열코일(33a)과, 바닥가열코일(33a)에 공급하는 고주파전력을 제어하는 제어수단과, 뚜껑(36)의 증기통(47)에 배설된 밥물검출수단을 구비하고, 제어수단에 의해 밥물검출수단의 검지상태에 따라서 전력공급량이 제어되는 구성을 가진 것을 특징으로 한 것이며, 밥물검출수단에, 밥물에 의한 플로트(48)의 이동을 이용함으로써, 뚜껑(36)을 콤펙트한 사이즈로하고, 또한 밥물의 뿜어넘쳐흐름을 미연에 방지한 밥맛이 좋은 취반이 가능하게 된다.
Patent KR-19990023387-A (KR)
Title: 금속 호일의 부착력 증대방법
IPC: H05K3/38
Filed: 1998-08-05
Abstract: 일 실시예에서, 본 발명은 순차적으로 금속 호일을 금속 호일 산화제와 수산화물 화합물 약 5g/l 미만을 함유하거나 물과 용존 산소 최소 약 7 ppm를 함유하는 제1 용액과 접촉시키는 단계, 금속 호일을 크롬 함유 전해 배드와 접촉시키고 이 배드를 전기분해하는 단계(여기서 상기 배드는 크롬 화합물 약 0.1 ~ 5 g/l를 함유한다), 및 금속 호일을 약 0.1 ~ 10 부피%의 실란 화합물를 함유하는 제2 용액과 접촉시키는 단계를 포함하는 금속 호일 처리 방법에 관한 것으로, 상기 금속 호일은 제1 용액과 접촉후 환원제와 접촉되지 않음을 조건으로 한다.
Patent KR-19980081964-A (KR)
Title: 휴대용 팩형 밀폐 수족관
Filed: 1998-08-10
Abstract: 캐스트폴리프로필렌필름과 폴리에스터필름의 합지 필름으로 하부가 균형있고 넓게 안착되도록 형성된 팩내에 물과 함께 물고기, 수초, 적외선 및 산소방출 바이오세라믹 광물질을 넣은다음 밀폐시킨 것으로서 소형이면서 쏟아지지 않고 깨지지 않아서 소지 및 이동이 용이하고 그러면서 일반 유리 어항이나 수족관과 같은 감상효과를 좁은위치에서도 얻을 수 있는 것이다.
Patent KR-20000013511-A (KR)
Title: Protecting divice of semiconductor manufacture facility
Inventor: PARK PYUNG SEOP
IPC: H01L21/02
Filed: 1998-08-10
Abstract: PURPOSE: When a main and sub control sections regulated by the subject section in the semiconductor device manufacturing equipment stop working because of defects, the continuation of a suspension causes the damage of a wafer during the procedure. So a user has to monitor the state of a subject section continuously and reset the power of the subject section in case defects are discovered. CONSTITUTION: A display device like a luminous diode (101) is set up connected to a main control section (100) for detecting defects. And a protecting device (200) is set up with a power cut-off element (202) which comprises of a detecting element(201) and a relay(202r) operating according to detected values and with a warning generating element(203) notifying the user of the defects. When the output of the luminous diode(101) connected to the subject section(100) is suspended, the power of the subject section(100) is reset automatically and the users are warned. So the damage of a wafer due to the continuation of a suspension is prevented in case that the subject section(100) is out of order.
Patent KR-20000015411-A (KR)
Title: Manufacturing method of carbon brush for vehicle motor
Inventor: KIM SEONG SOO
IPC: H01R43/12
Filed: 1998-08-28
Abstract: PURPOSE: A manufacturing method of carbon brush for vehicle motor is provide to simplify the manufacture process because prior first mixing, drying, grinding and filtering processes are eliminated, to enhance the lubrication because it is bonded by using large size of carbon without binder, and to enhance the endurance because wearing and electric features are improved due to a lubricant film. CONSTITUTION: The manufacturing method of carbon brush for vehicle motor comprises: a step mixing copper, carbon and additive with the ratio of 60¯90:10¯35:3¯5; and a step molding said mixture to make a brush. The particle size of said carbon is about 200um or more, and the particle size of said copper is 20um or less. Therefore, according to the present invention, the manufacture processes are very simplified.
Patent KR-20000020308-A (KR)
Title: Method for setting basic phoneme according to phoneme recognition rate
Inventor: KIM HO KYUNG
IPC: G10L15/01
Filed: 1998-09-19
Abstract: PURPOSE: A method for setting basic phoneme using phoneme recognition rate is provided to improve a recognition performance by previously calculating a recognition rate of each phoneme and setting a basic phoneme which indicates a maximum recognition performance. CONSTITUTION: A number of maximum basic phonemes are set using a voice and a sound information and a previous recognition rate is set as 0 percent(21). A phoneme recognition is measured through a training process using a number of the set basic phoneme(22). The recognition rate of the new measured phoneme and the recognition rate of the phoneme calculated from a number of the previous basic phoneme are compared(23). A similarity sound cohort set is composed when the recognition rate of the new measured phoneme is greater than the previous recognition rate(24). A number of basic phoneme which decreases about a number of integrated phoneme is reset as a number of new basic phoneme(25). A number of the previous phoneme is set as the basic phoneme when the recognition rate of the new measured phoneme is less than the previous recognition rate(26).
Patent KR-20000025665-A (KR)
Title: Chemical filter assembly of semiconductor manufacturing device
Inventor: LEE JUNG YEOL
IPC: H01L21/02
Filed: 1998-10-13
Abstract: PURPOSE: A chemical filter assembly of a semiconductor manufacturing device filters a particle from a fluctuating chemical having various particles, smoothly provides a good quality chemical filtered, reduces the number of processes and a production cost, and enhances an efficiency of a membrane. CONSTITUTION: A chemical filter assembly(10,30) includes a support screen(20,32), and adapter(38). The support screen(20,32) has a chemical passage of a predetermined depth of a rectangular pin shape, and has an induction groove of various branches to both surfaces. A predetermined part of the induction groove is in association with the chemical passage. A membrane(24,36) covering the induction groove is attached on both sides of the support screen. The adapter(38) has many through-holes, and is attached on the support screen to make through-holes to be corresponded to the opening part of the chemical passage(34). The adapter(38) has the chemical induced from the through-holes, and induces the chemical to a providing part of the chemical fluctuation line. Thereby, the chemical filter assembly of a semiconductor manufacturing device filters a particle from a fluctuating chemical having various particles, smoothly provides a good quality chemical filtered, reduces the number of processes and a production cost, and enhances an efficiency of a membrane.
Patent KR-20000026565-A (KR)
Title: Converter of a semiconductor device
Inventor: LEE YONG HUI
IPC: H03M1/36
Filed: 1998-10-21
Abstract: PURPOSE: A converter of a semiconductor device is provided which can convert analog to digital and vice versa in high speed and precis ion. CONSTITUTION: A converter of a semiconductor device comprises: a system for outputting a first digital signal having a predetermined period; a digital filter for filtering the first digital signal from the system and outputting a second digital signal having the frequency of the filtered first digital signal multiplied by a predetermined multiplication rate; and a digital-to-analog converter for converting the second digital signal to an analog signal.
Patent KR-20000026593-A (KR)
Title: Device for supplying paper of printer
Inventor: KANG IL KWON
IPC: B65H1/00
Filed: 1998-10-21
Abstract: PURPOSE: A device for supplying a paper is provided to enable a user to confirm a size of a paper stored in a cassette without taking the cassette out of a printer main body. CONSTITUTION: A size sensing device of a paper supplier is composed of a link member(220) installed to possibly rotate, centering on a hinge shaft(223) prepared in a cassette, a rack member(230) slid by being connected to the link member, a rotary plate(240) rotated by butting with the rack member and a sensor unit(300) for sensing a size of a paper by recognizing a mark prepared on the rotary plate. Herein, the rack member is butted with the rotary plate supported to rotate on one side wall of the cassette, and the plural projections(241) are formed as a make for pointing the size of each paper on the rotary plate. Thereby, the size of the paper is corresponded in each case by using the number of the case caused by the arrangement of the projection, and the sensor unit senses the size of the paper.
Patent KR-20000026808-A (KR)
Title: Method for forming fuse of semiconductor devices
Inventor: SHIN HEE CHUL
IPC: H01L21/28
Filed: 1998-10-23
Abstract: PURPOSE: A fuse formation method is provided to simplify manufacturing process by using metal fuse operated electrically instead of a polysilicon fuse without using a laser for cutting the fuse. CONSTITUTION: A field oxide(21) for cutoff leakage current is formed on a silicon substrate(20). Stacked metal wires including a lower barrier metal layer(22), an aluminum film(23) and an ARC(anti-reflection coating) layer(24) are deposited on the field oxide(21) by sputtering. Firstly, the ARC layer(24) is selectively removed by dry-etching using a PR pattern. Secondly, the aluminum layer(23) is time-etched in order to remain an Al part at same etching apparatus with the first etching. Thirdly, the remained Al part is wet-etched so as to expose the surface of the lower barrier metal layer(22) and form an Al undercutting portion(27). Thereby, the exposed barrier metal layer(26) used as a fuse.
Patent KR-20000027115-A (KR)
Title: Shell erector for unloading when producing middle shell of air conditioner compressor
Inventor: PARK SU HO
IPC: B21D43/00
Filed: 1998-10-27
Abstract: PURPOSE: A shell erector is provided to hold a part without welding heat tight by unloading an erected shell after welding a middle shell. CONSTITUTION: A shell erector is composed of a roller transfer stand(10), a vertical wall(22) intercepting the head end of a middle shell, a strut(20), a cylinder(30), a welding device(50) and the other roller transfer stand(40). The middle shell is formed by a blanking step, a roll bending step, a shrinking step, and a welding step. In the welding step, the middle shell is plasma-welded by the welding device and unloaded horizontally to the roller transfer stand(40) for conducting a next brushing step. Therefore, the middle shell is transferred the other roller transfer stand(10) along the slant roller transfer stand(40) by self-weight.
Patent KR-20000027965-A (KR)
Title: Method and apparatus for controlling remote control establishment of television
Inventor: NAM GI TAE
IPC: H04N5/44
Filed: 1998-10-30
Abstract: PURPOSE: A method and an apparatus for controlling a remote control establishment of a television are provided to control the television using other remote control. CONSTITUTION: An apparatus for controlling a remote control establishment of a television includes a key(19) for establishing a remote control, a memory(16), and a control part(15). The key for establishing a remote control is to establish the remote control(13). In the memory, a remote control establishment table to establish the key and a function and a code table in which a code and a function of the key established in the remote control establishment table is stored are stored. The control part displays the remote control establishment table on a CRT(12) when the key(19) is on and stores a code and a function of a selected key on the code table of the memory when a key and a function of the remote control is selected through the displayed remote control establishment table and search a code of an inputted key into the code table of the memory and perform a function according to the searched code when a key is inputted.
Patent KR-20000028323-A (KR)
Title: Clarifier of poisonous harmful gas
Inventor: JEON JAE HONG
IPC: A62B3/00
Filed: 1998-10-31
Abstract: PURPOSE: A clarifier of poisonous harmful gas is provided which clarifies harmful poisonous gas in the closed interior or outside air. CONSTITUTION: A clarifier comprises: (a) an air inlet port(29); (b) an exhausting fan of clarified air(32); (c) a rotary wing of clarified water(37); (d) a shaft for the rotary wing of clarified water(38); (e) a belt-gear of the shaft for the rotary wing of clarified water(39); (f) a nozzle of clarified water(40); (g) a clarified water transmission line(41); (h) a cyclic clarified water lifting machine(43); (i) a clarified water inlet port(44); (j) a perforated plate(45) with stainless copper wire net; (k) a clarifying filter of poisonous gas caused by flame(46); (l) a clarifying filtering device of poisonous gas caused by flame(49); (m) a level surface of clarified water(50); (n) a clarified air inlet port(51); (o) a shaft for air-suction and exhaustion fan(52); (p) a belt-gear of the shaft for air-suction and exhaustion fan(53); (q) a clarified air outlet port(54); (r) a water-purifier tank for poisonous gas caused by flame(55); (s) a circulating water pump motor(70); (t) a stopping plate of jet water port(71); (u) a net with the perforated plate(45) with stainless copper wire net; (v) three clarifying filters; (w) an iron ore powder fragments layer; (x) a charcoal powder fragments layer; (y) an activated carbon filter; (z) a coconut-copra filter.
Patent KR-20000031589-A (KR)
Title: Three-way valve
Inventor: LEE DEOK HUI
IPC: F16K11/00
Filed: 1998-11-07
Abstract: PURPOSE: A three-way valve is provided to improve the safety by preventing the gas leakage with an O-ring-shaped packing on the circumference of a piston valve. CONSTITUTION: A piston valve maintains the neutral state if the pressure of gas introduced from gas containers on both sides is equal. However, the piston valve is slid in a direction pressurizing gas to close a path of a gas inlet hole if the gas is introduced through the other gas inlet hole after a branch pipe valve is opened. That is, the piston valve is moved to left by the gas pressure if the gas is introduced from the right gas inlet hole. An auxiliary valve communicated with a gas path(58) is pushed downward by the gas pressure so the gas as to flow to an outlet hole. A path communicated with the left gas inlet hole is closed by an O-ring installed on the outer circumference of the piston valve while a lower path is lifted up by the elasticity of a spring so the O-ring as to close the gas path.
Patent KR-20000031750-A (KR)
Title: Packet hand-off control method without packet loss in radio data mobile telecommunication network
Inventor: KIM SU CHANG
IPC: H04W36/30
Filed: 1998-11-10
Abstract: PURPOSE: A packet hand-off control method without a packet loss in a radio data mobile telecommunication network is provided to process a packet hand-off of an IP level by using a plurality of IP address. CONSTITUTION: A packet hand-off control method without a packet loss in a radio data mobile telecommunication network comprises the steps of a process for allocating an IP address, a process for receiving duplex packet data, and a process for stopping a connection with a previous packet data service node. The process for allocating an IP address is to allocate a new IP address when a mobile station is moved to a hand-off area. The process for receiving duplex packet data is to receive duplicated packet data from a previous packet data service node and new packet data service node. The stopping process is to stop a connection with a previous packet data service node when a signal strength is less than a predetermined value.
Patent KR-19990045261-A (KR)
Title: 전기 전도성 금속 밴드 및 그로 제조된 플러그 커넥터
IPC: C22C9/04
Filed: 1998-11-13
Abstract: 본 발명은 구리 재료로 이루어진 코어 밴드와 코어 밴드의 하나 이상의 측면에 압연 도금된 구리-니켈-아연 합금(양은)제 금속 코팅을 구비하는 전기 접점 부품, 특히 플러그 커넥터용 전기 전도성 금속 밴드에 관한 것이다.  코어 밴드의 전기 전도도는 20 m/Ωmm 2 이상이다.  구리 재료와 금속 코팅으로서의 양은과의 조합에 의해, 기계적 표면 특성이 양은의 그것과 상응하게 되고 전기 전도도가 높은 금속 밴드가 제공된다.
Patent KR-20000038344-A (KR)
Title: Disc driving device
Inventor: KIM SU KYEONG
IPC: G11B33/08
Filed: 1998-12-05
Abstract: PURPOSE: A disc driving device is provided to record or play an information in a recording medium and to minimize a noise inside the disc driving device. CONSTITUTION: A disc driving device is equipped a tray(100), a sound absorbing member(40), a clamper(4), a holder of clamper(2) and a mechanism base(20). The tray(10) is formed a storing face of disc(11) formed a sill between a front end(11) and a rear end(12). A window(2) is formed between the rear end(12) and the storing face of disc(11). The sound absorbing member(40) is faced to a rear cut face of the window(2) generated many changes of current by sticking in a recessed face(14) formed between a sill portion(12a) on the rear end(12) of the tray(10). The sound absorbing member(40) reduces a noise by absorbing an air flowed in to reduce a ventilation and a diffusion of an airflow. A porous material such as a sponge is used to a material of the sound absorbing member(40). The sponge is economic because it is cheaper than other material and reduces the diffusion of airflow excellently.
Patent KR-20000038424-A (KR)
Title: Bradder rubber composition for tire molding machine
Inventor: SON BONG YOUNG
IPC: C08L9/00
Filed: 1998-12-07
Abstract: PURPOSE: A bradder rubber composition is provided which is excellent in fatigue properties after crosslinking, adhesive crosslinking properties with nylon fiber, and has little adhesion with non-crosslinking rubber. CONSTITUTION: A bradder rubber composition comprises a mixture of natural rubber or styrene butadiene rubber and nitrile butadiene rubber having 20-35% of acrylonitrile in a ratio of 40:60-60:40, 10-25 of (based on the rubber weight of 100) silica having 6-15% (based on the silica weight) of silane, 30-50 of (based on the rubber weight of 100) a carbon black as a filler, 1.0-2.5 of (based on the rubber weight of 100) sulfur as a crosslinking agent, 0.8-1.2 (based on the rubber weight of 100) of N-t-butyl benzeothiazolesulfonamide as an accelerator, 1.0-2.0 (based on the rubber weight of 100) of stearic acid and 5-10 (based on the rubber weight of 100) of zinc oxide as activators, and 3-10 (based on the rubber weight of 100) of dibutylphthalate as an emulsifying agent.
Patent KR-20000038999-A (KR)
Title: Apparatus for preparing optical fiber preform for collapsing and closing of deposition tube and method thereof
Inventor: OH SUNG KOOK
IPC: C03B37/012
Filed: 1998-12-10
Abstract: PURPOSE: An apparatus for preparing optical fiber preform and its preparation method are provided, to shrink and close the deposition tube more effectively and to reduce the processing time. CONSTITUTION: A apparatus comprises a shelf (21) for arraying the deposition tube (20b) whose one terminal is closed and where a cladding and a core layer are deposited, in vertical direction to support it; a circular heater (24) which is set with some distance to the circumference direction of the deposition tube (20b), can moves up and down, and provides the heat source with the deposition tube (20b) supported by the shelf (21); a pump (27) which is connected with the open terminal of the deposition tube, and vacuum pumps the air inside of the deposition tube (20b); and an operation controlling part which controls the shrinkage and closing of the deposition tube (20b) by moving the circular heater (24) up and down. The method comprises the steps of depositing a cladding layer and a core layer inside of the substrate tube to form a deposition tube; shrinking the one terminal of the deposition tube to close the terminal; arraying the deposition tube vertical in the middle position of a circular heater; moving the circular heater to the closed part of the deposition tube and adjusting the temperature of the circular heater to the softening point of the deposition tube; and heating the deposition tube with moving the circular heater to shrink and close the deposition tube.
Patent KR-19990066840-A (KR)
Title: 연마량 제어 시스템 및 그방법
IPC: B24B37/07
Filed: 1998-12-11
Abstract: 시료의 피막층의 측정 결과를 다음 연마 작업에 신속하게 피드백시키고 시료의 생산성 향상을 도모할 수 있고 게다가 고정밀도의 연마 작업을 가능케 한 연마량 제어 시스템 및 그 방법을 제공한다.  양면 연마장치(1)로 연마한 자기디스크 W 의 양면의 도금층의 두께를 X선 막두께 미터(2)로 측정하고 그 측정 결과에 따라서 양면 연마장치(1)의 구동 모터(15, 18)의 회전속도를 제어한다.  구체적으로는 다음에 연마하는 자기디스크 W 의 상면 및 하면의 도금층의 연마량이 1.8㎛ 내지 2.2㎛ 내로 되게 상정반(13), 하정반(11)의 회전속도를 제어하는 동시에 동일자기디스크 W 의 상하면의 도금층의 두께차이가 -0.15㎛ 내지 ＋0.15㎛ 내로 되게 상정반(13), 하정반(11) 중의 어느 하나의 회전속도를 제어한다.
Patent KR-20000039515-A (KR)
Title: Display device for three dimensional image
Inventor: KIM JONG MAHN
IPC: H04N13/00
Filed: 1998-12-14
Abstract: PURPOSE: A display device for a three dimensional image is provided to display the three dimensional image using one display and polarizing binoculars. CONSTITUTION: A display device for a three dimensional image includes a two dimensional display(20), a left/right image separation activation driver(10), a polarized light selector(30), and a left/right image separator. The two dimensional display(20) displays a two dimensional image. The left/right image separation activation driver(10) separates the whole surface of the two dimensional display(20) into a left image display and a right image display and drives the two dimensional display(20) such that the two dimensional display(20) displays a left image on the left display and a right image on the right display. The polarized light selector(30) deflects the left image and the right image displayed in the second step in different deflection directions. The left/right image separator separates the left image from the right image and provides the images to eyes of an investigator.
Patent KR-19990063429-A (KR)
Title: 안경테 및 안경
IPC: G02C11/00
Filed: 1998-12-24
Abstract: 착용하는 것만으로 눈의 피로를 회복시키는 안경테 및 안경을 제공한다. 안경테(1)는, 렌즈를 지지하는 림부(11)와, 원추형의 유리용기(21)와, 귀에 거는 템플부(12,12)를 구비하여 구성되어 있다. 림부(11)의 브릿지부(11a)에는 유리용기(21)가 묻혀 설치되어 있다. 유리용기(21)의 내부에는 입자형상 또는 분말형상의 규소(Si 또는 Si0 x (0＜x≤2))(22)가 봉입되어 있다. 규소(22)는 미리 마이너스 이온화되어 있어, 안경착용시에는 방출된 마이너스 이온이 눈주변에 작용한다.