baber/WOPTO huggingface dataset:
Patent KR-20000050720-A (KR)
Inventor: OH WON TAE
IPC: H04B1/40
Filed: 1999-01-14
Abstract: PURPOSE: A transceiver of carrier wave for adjusting frequency automatically in a communication system, is provided automatically to detect similar coherence as a base station and a mobile station operates as a synchronous loop and tracking carrier frequency difference of the mobile station in a base band, by use of a signal received from the base station, and to escape an interference between transmitted and received signals, as a transmitted and received wireless frequency and an intermediate frequency are intervened at a transmitted and received interval. CONSTITUTION: A transceiver of carrier wave for adjusting frequency automatically in a communication system, comprises a frequency difference tracker(211) and control frequency generator(212), a carrier frequency generator(220), a receive processor(230), and a transmit processor(240). The frequency difference tracker(211) tracks difference between carrier frequencies received/transmitted from the base station. The control frequency generator(212) generates a control frequency according to the tracked difference. The carrier frequency generator(220) generates a first and a second carrier frequency which are standardized at upward/downward conversion of frequency of signals received/transmitted from the base station. The receive processor(230) converts a higher frequency receive signal into base band signal downward, and deletes the difference according to the control frequency, to receive the receive signal. The transmit processor(240) converts the base band signal into a higher frequency signal upward, deletes the difference, to transmit the upwardly converted higher signal.
Patent KR-19990068015-A (KR)
Title: 액정 영사기
IPC: G02F1/13357
Filed: 1999-01-20
Abstract: 액정 영사기는 백색 광원, 백색 광원으로부터 입사하는 백색광을 다수의 컬러 빔으로 분리하는 이색성 거울, 다수의 화소를 구비한 액정 패널, 액정 패널의 화소 구멍에 각각 다수의 컬러 빔을 주입하는 마이크로렌즈 어레이를 포함하고  액정 패널에 의해 변조되는 다수의 컬러 빔을 스크린상에 투영한다.  액정 패널 입사 측 바도 앞에 마이크로-PBS 어레이를 배치하고 액정 패널의 각 화소에 해당하는 편광된 빔속으로 다수의 컬러 빔을 편광시킨다.
Patent KR-20000055023-A (KR)
Inventor: LIM AN GI
IPC: C09D11/322
Filed: 1999-02-02
Abstract: PURPOSE: An aqueous color pigment type black ink composition which has improved printability, black chromaticity, drying time, and, water resistance, and degree of being blurred is provided by using a specifically dispersed carbon black dispersing agent through applying polyvinyl alcohol as a dispersing agent and alkoxylate as a combination. CONSTITUTION: An aqueous color pigment type black ink composition produced by mixing black coloring agent, dispersing agent, combination dispersing agent, surfactant, permeating agent, chelating agent, pH controlling agent, alcohol, and deionized water is characterized by including: (a) a single dispersed solution of carbon black introducing sulfonate group or introducing carboxylate group as a black coloring agent, or combination thereof in an amount of 2-5wt%; (b) 0.005-10wt% of polyvinyl alcohol having a molecular weight of 1000-20000 hydrolyzed 60-80mol% from polyvinylacetate as a dispersing agent, and; (c) 0.01-10wt% of a combination dispersing agent selected from a group consisting aromatic ethoxylate, phosphorous containing alkoxylate.
Patent KR-20000056689-A (KR)
Inventor: KIM DONG WON
IPC: H04B1/40
Filed: 1999-02-25
Abstract: PURPOSE: A circuit for controlling a low-noise amplifier of a mobile telephone terminal, is provided to reduce a manufacturing period and improve quality of the terminal, by satisfying a single tone spec and an IMD spec which include additional test items of the terminal. CONSTITUTION: A circuit for controlling a low-noise amplifier(LNA) of a mobile telephone terminal, comprises a first switch(S1), a first LNA(10), a second switch(S2), a third switch(S3), and a second LNA(20), a fourth switch(S4), and an interface circuit(30). The switch(S1) is switched on to a contact Aout, if -101dBm IMD spec and a single tone spec are applied, and to a contact Bout, if -79dBm IMD and -90dBm IMD. The first LNA(10) accesses an input terminal to the Aout. The second switch(S2) accesses a contact Ain to the output terminal, and is switched on to the same contact, if the -101dBm IMD spec and the single tone spec are applied, and to a contact Bin, if the -79dBm IMD spec and the -90 dBm IMD. The third switch(S3) accesses an input terminal to the contact Bout, is switched on to the contact Aout, if the -101dBm IMD spec and the single spec are applied, and on to the Bin, if the -79 dBm IMD spec and the -90dBm IMD spec. The second LNA(20) accesses the input terminal to the contact Aout. The fourth switch(S4) accesses the contact Ain to the output terminal, and the output terminal to the contact Bin. The fourth switch(S4), if the -90dBm IMD spec is applied, is switched on to the contact Ain, and if the -79dBm IMD spec, to the contact Bin. The interface circuit(30) creates a bypass route.
Patent KR-19990077542-A (KR)
IPC: H04N5/44
Filed: 1999-03-03
Abstract: 다음의 능력들중 적어도 하나를 가지도록 EPG데이터를 훌륭하게 사용하는 디지털 멀티미디어녹화기를 제공한다. 상기 능력들은:(a) 녹화프로그램들에 대해 디스플레이된 프로그램안내들로부터 플레이할 프로그램을 선택하는 능력과; (b) 관련프로그램중에서 선택된 하나를 녹화하도록 녹화기를 사용자가 프로그램할 수 있도록 해주기 위해 녹화프로그램들 각각에 관련되는 프로그램들에 대한 프로그램정보를 디스플레이된 프로그램안내에 포함시키는 능력과; (c) 다수의 프로그램방송들을 동시에 기록하는 능력과; (d) 능력 (a)를 지원하기 위해 프로그램의 중간에 그 채널구성이 변하는 멀티-채널 프로그램을 기록하는 능력과; 그리고 (e) 서비스제공자와 계약에 규정된 제한내에서 녹화프로그램을 플레이하는 능력을 포함한다. 정보는 만일 있다면, (각 프로그램과 관련되는) 관련프로그램들에 관한 정보와, 방송국 당사자가 가입자에게 추천하는 추천 프로그램들에 관한 정보를 포함한다.
Patent KR-19990073019-A (KR)
Title: 분말교차공급오거및방법
IPC: B65G47/19
Filed: 1999-02-26
Abstract: 본 발명은 분말공급기내에 균일한 체적의 분말을 유지하는 방법 및 시스템을개시한다.  시스템은 분말공급기로부터 이격배치된 공급호퍼를 포함한다. 분말공급기는 입구개공(receiving  opening)과 배출개공(discharge opening)을 포함한다. 회전형브러시는 분말이 공급호퍼로부터 방출되고 분말공급기로 이송되고 분말공급기의 입구개공을 통해 균일하게 배출되도록 공급호퍼와 연계된다. 회전형브러시는분말내에 잠기고 분말공급기의 입구개공을 가로질러 뻗어있고, 분말이 분말공급기에 편평하게 채워지도록 유지한다.
Patent KR-19990078354-A (KR)
Title: 시트랄의제조방법
IPC: B01J31/20
Filed: 1999-03-29
Abstract: 본 발명은 약 4.0 내지 약 6.5의 pK를 갖는 유기산 및 무극성 비양성자성 유기 용매의 존재하에서 촉매 시스템으로서 하기 화학식 1의 몰리브덴 화합물 및 디알킬 또는 디아릴 설폭사이드의 존재하에서 재배열(rearrangement)을 수행하는 것을 포함하는, 촉매 작용에 의한 디하이드롤리날룰을 시트랄로 재배열함에 의한 시트랄의 제조 방법이다: 
     
       
         MoO 2 X 2   
       
     
     상기 식에서, 
     X는 아세틸아세토네이트 또는 할라이드 이온을 나타낸다. 
     시트랄은 취기제, 테르피노이드 및 비타민의 합성에 유용한 중간체이다.
Patent KR-20000061777-A (KR)
Inventor: KIM BEOM SU
IPC: G11B7/004
Filed: 1999-03-30
Abstract: PURPOSE: A compact disc(CD) built-in an interactive audio player is provided to automatically perform the interactive audio player representing personalities or characteristics of individual singers, if a user inserts the CD into a computer, so as to play a music recorded the CD and supply additional functions such as pictures of the singers. CONSTITUTION: An interactive audio player is built-in a compact disc(CD,10). Audio signals are recorded in an audio signal recording area(11), and the interactive audio player in other area(12). When a user can not play the CD via a general audio player, only audio signals are played without recognizing the general audio player. In contrast, if the user inserts the CD into a computer, the interactive audio player is automatically displayed on a monitor, and plays the recorded audio signals in order. During playing the audio signals, if the user selects any additional function via a function key, the selected information is displayed on the monitor.
Patent KR-20000073451-A (KR)
Inventor: LEE SE JIN
IPC: H01L27/10
Filed: 1999-05-11
Abstract: PURPOSE: A method for manufacturing a HSG(Hemispherical Grain) capacitor by an in-situ method is provided to reduce a bridge phenomenon and capacitance, by performing an HSG growth, an impurity ion doping and an evaporation of a silicon nitride layer without an intermediate cleaning process. CONSTITUTION: A HSG(Hemispherical Grain) is grown on a silicon storage electrode which is patterned as a predetermined shape. Impurities are doped by an in-situ method without cleaning the storage electrode having the HSG. A silicon nitride layer is evaporated on the storage electrode doped with the impurities by an in-situ method. A dielectric layer is completed by forming a silicon oxidation layer on the silicon nitride layer. A plate electrode is formed on the dielectric layer.
Patent KR-20000074484-A (KR)
Inventor: KWON HYEOK SANG
IPC: G01B11/16
Filed: 1999-05-21
Abstract: PURPOSE: An optical deformation sensor having a polygonal rod is provided to precisely measure a deformation degree of an establishment by sensing an optical loss proportional to a bending angle of an optical fiber simultaneously with the bending of the optical fiber at every corner of a polygonal rod. CONSTITUTION: An optical deformation sensor having a polygonal rod, in which an end of an optical fiber is connected to a light source(50) and the other end is connected to a loss measuring device(60) for measuring deformation degree of buildings, tunnels, bridges, dams and the like, includes a pair of fixing elements(10) fixedly mounted at predetermined positions of an establishment, a polygonal rod(20) mounted to be slidably in mounting holes(11) of the fixing elements, and an optical fiber(30) spirally winded around the polygonal rod to be applied with a predetermined tension force and having both ends fixed to the fixing elements, wherein bending phenomenon is generated around corner parts(23) of the rod and optical loss is generated in proportion to the bending phenomenon while a predetermined optical signal is passing through the optical fiber, so that an amount of the optical loss is sensed for precisely measuring the deformation of the establishment.
Patent KR-20000075110-A (KR)
Inventor: LIM CHAE ROK
IPC: H01L21/28
Filed: 1999-05-28
Abstract: PURPOSE: A method for manufacturing a T-shaped gate is provided to increase yield by stably controlling the length of the T-shaped gate, and to reduce a manufacturing cost by forming the T-shaped gate without using a conventional electron-beam writing technique. CONSTITUTION: The first insulating layer and the first metal layer are sequentially formed on a substrate(10). A mask material is formed on the first metal layer to expose a gate pattern region. After the second insulating layer is formed on the surface and side surface of the mask material to expose only a central portion of the gate pattern region, the first metal layer and the first and second insulating layers are eliminated to expose the substrate of the exposed central portion. A gate electrode material(17,18,19) is formed on the entire surface, and the remaining mask material, first metal layer and first insulating layer are eliminated.
Patent KR-20000075133-A (KR)
Inventor: KANG CHEOL U
IPC: B60R7/04
Filed: 1999-05-28
Abstract: PURPOSE: A console of a vehicle is provided to prevent opening of an auxiliary armrest in an armrest by hooking a rolling bar at an upper part of a guide groove of a guide element since a console main body and the armrest form a predetermined angle when the armrest is opened. CONSTITUTION: In a console of a vehicle in which an auxiliary armrest(4) is hinge-coupled at a top surface of an armrest(3) hinge-coupled with a console main body(1), a guide element(15) is mounted at a side of the armrest and formed with a guide groove(16) in the shape of arc and an opened part, the auxiliary armrest is formed with a guiding hole(18) in the shape of arc inside, and a rolling bar(19) is mounted in the guiding hole to be fitted in the guide groove at an end part, wherein the guiding hole is formed with a protrusion and the rolling bar is formed with a groove.
Patent KR-20010004317-A (KR)
Inventor: KOO BON GI
IPC: H01J11/22
Filed: 1999-06-28
Abstract: PURPOSE: A plasma display panel using a hollow cathode effect and a method for fabricating the plasma display panel are provided to achieve a high luminance and high luminance efficiency. CONSTITUTION: A plasma display panel consists of a front panel, a transparency electrode, a bus electrode, the first dielectric layer, a hole, a ground electrode, and a protective film. A method for fabricating the plasma display panel comprises the steps of: forming the transparency electrode and the bus electrode on the front panel; forming the first dielectric layer on the front panel, and forming the hole for exposing the bus electrode by selectively etching the dielectric layer; forming the ground electrode on the dielectric layer overlapping with the bus electrode; and forming the protective film on the ground electrode and the dielectric layer. By forming the hole on the dielectric layer, the plasma display panel is allowed to use a hollow cathode effect. Thereby, it is possible to achieve the commercialization of the plasma display panel by increasing luminance and luminance efficiency.
Patent KR-20010005383-A (KR)
Inventor: SONG BEOM SEOK
IPC: F01P3/14
Filed: 1999-06-30
Abstract: PURPOSE: An air-cooling engine is provided to achieve an improved wear resistance and cooling efficiency through an enhanced lubrication performance for a cam and a locker arm upon initial starting of engine. CONSTITUTION: A combustion chamber(3) is formed at the bottom of a cylinder head(2) to be coupled with a cylinder, to thereby form suction/exhaust valve seats(7,8). Suction/exhaust valves(9,10) for opening/shutting off the valve seats are installed at the upper surface of the cylinder head. A cam shaft(11) is arranged at the upper center of the cylinder head, and locker arm shafts(14,15) are installed to a cam shaft holder(130 to be coupled to the cylinder head. An oil passage(19) formed of a groove communicating to a stud bolt hole(18), is arranged at the top surface of the cylinder so as to allow the oil transported from the oil pump to pass through. An oil reservoir(20) is installed between suction/exhaust valves arranged at the upper surface of the cylinder head, in such a manner that the upper surface of the oil reservoir is opened. The oil passage is communicated to the oil reservoir through a hole penetrating the valve bridge arranged between the left surface(2') of gasket and the exhaust valve(10). An oil tray(24) is installed beneath cam lobes(12,12') arranged at the side wall of the oil reservoir.
Patent KR-20010008589-A (KR)
Inventor: YOON HUI YONG
IPC: H01L21/3205
Filed: 1999-07-02
Abstract: PURPOSE: A bit line formation method is provided to be capable of effectively forming a plug and bit lines, by forming a metal bit line connected to the plug. CONSTITUTION: A gate electrode is first formed on the semiconductor substrate. An impurity implantation region is then formed between the gate electrode and a device isolation film(12). Only the impurity implantation region corresponding to bit lines(72) is epitaxially grown to form plugs(36,40). Next, after forming an interlayer insulating film/an etch stop film/an interlayer insulating film are formed on the resulting surface, a contact hole for performing a damascene pattern is formed within the interlayer insulating film. A metal film is filled up to a given region of the contact hole. An insulating film is filled within the remaining contact hole. Then, an upper portion of the interlayer insulating film is selectively removed using the insulating film and the etch stop film within the contact hole, thus forming an electrode of the metal bit lines connected to an underlying plugs or the gate electrode. Then, the etch stop film is removed and spacers (28,70') made of an insulating material are then formed at the sidewall of the bit lines.
Patent KR-20000052298-A (KR)
Inventor: MASBARA GAICO
IPC: H01M10/05
Filed: 1999-07-08
Abstract: PURPOSE: A carbonate for lithium-ion secondary cells is provided to increase efficiency of chaging and dischaging, and a method for manufacturing lithium-ion secondary cells is provied. CONSTITUTION: A carbonate for lithium-ion secondary cells is treated with heat in fluorine, and then A C-F bonding of its surface is eliminated. A lithium-ion secondary cell comprises a positive electrode material which can absorb/dischage reversibly lithium, A lithium-ion secondary cells is treated with heat in fluorine, and then A C-F bonding of its surface is eliminated.
Patent KR-19990073585-A (KR)
Title: 여과장치 및 그 작동방법
IPC: B01D29/05
Filed: 1999-07-27
Abstract: 여과장치 하부 즉 A에서 오수가 투입되어 삼방밸브(30)로 오수가 투입되고, 중앙파이프 상부헤드(21)의 여과망을 통과하여 외부원통(27)의 하부를 경유하여 원통기둥(26)을 따라 상승하다 중앙부의 배출구를 통하면서 여과수로 되어 B로 배출되어 여과장치로 사용하다가, 어느 정도 효율이 떨어지면 자동으로 중앙컴퓨터(15)의 지시를 받아 삼방밸브(30)가 닫히며 역세척이 시작되며, 역세척은 여과공정의 역순으로 상기 배출구(B)에서 물이 투입되며, 에어브로워(10)에서 생성된 압축공기가 상기 물과 함께 원통기둥(26)을 따라 하강하다 외부원통(27)에 이르면, 외부원통(26)의 외부에 형성된 띠파이프(22)와, 띠파이프에 연결된 배출구(23)로 물과 에어가 나오면서 여과재를 뒤섞으며, 외부원통(26)에 부착된 정육면체 배출구(24)의 하부에 형성된 배출구망(25)으로 물과 에어가 나오면서 여과재를 뒤섞으며 세척하기 시작하면서 세척된 물은 상기 중앙파이프의 상부헤드(21)의 망들을 통과하여 삼방밸브(30)을 통과하여 다시 배출구로 유도하여 여과장치(20)로 들어가 계속 역세척을 하다 중앙컴퓨터(15)의 지시에 따라 일정시간이 지나면 상부의 파이프를 통하여 세척으로 오염된 역세척물을 배출하여 역세척을 완료한 후에, 다시 정상적인 여과를 반복하여 작동됨을 특징으로 하는 여과장치 및 그 작동방법.
Patent KR-20010011693-A (KR)
Title: Method for installing head brake lamps of vehicle
Inventor: CHOI JEA SUN
IPC: B60Q1/44
Filed: 1999-07-29
Abstract: PURPOSE: A method is provided to recognize braking intention of a driver at front direction through installing brake lamps at front of a vehicle while forming the brake lamps in the same color with pedestrian traffic lights. CONSTITUTION: Braking lamps are installed at front of a vehicle to recognize braking state of the vehicle from front direction of the vehicle. Herein, the brake lamps are installed on headlights or installed separately. Color of the head braking lamps is the same with the traffic light for pedestrians.
Patent KR-20010017687-A (KR)
Inventor: PARK SEOK JU
IPC: H01L21/027
Filed: 1999-08-13
Abstract: PURPOSE: A lithography system is provided to increase uniformity of a line width regarding all of a unit exposure region, by a uniform quantity of light which reaches respective portion of the unit exposure region of a wafer exposed to light. CONSTITUTION: A multiple filter having different transmittivity depending on a portion, is installed in at least one position on a light path. The multiple filter is composed of a filter, a lens and a mirror. Different transmittivity is applied regarding each portion of a unit exposure region so that light is uniformly irradiated to all of the unit exposure region.
Patent KR-20010017900-A (KR)
Inventor: PARK YUN HO
IPC: H01L21/768
Filed: 1999-08-16
Abstract: PURPOSE: A method for manufacturing a metal interconnection structure of a semiconductor device is provided to precisely observe an electromigration phenomenon occurring in layers formed on upper and lower portions of a via contact connecting two metal interconnections. CONSTITUTION: A lower metal layer pattern(210) connected to a predetermined region on a semiconductor substrate is formed, and the first electrode pattern(221) separated from the lower metal layer pattern by a predetermined interval is formed. An interlayer dielectric(230) covering the lower metal layer pattern and the first electrode pattern is formed. A part of the interlayer dielectric is etched to form the first via contact hole exposing a part of the surface of the first electrode pattern and to form the second third via contact holes exposing a part of the surface of the lower metal layer pattern. A predetermined conductive material is filled in the first, second and third via contact holes to form the first, second and third via contacts(241,242,243). An upper metal layer pattern(250) and the second electrode pattern(222) having the same length as the lower metal layer pattern are formed on the interlayer dielectric. The upper metal layer pattern is connected to the first electrode pattern and the lower metal layer pattern through the first and second via contacts. The second electrode pattern is connected to the lower metal layer pattern through the third via contact.
Patent KR-20010018409-A (KR)
Title: Recovery apparatus for pilot signal
Inventor: LEE JIN GYU
IPC: H04L27/00
Filed: 1999-08-19
Abstract: PURPOSE: A carrier recovering device is provided to make the carrier disable and output it in order not to pass through a SRC filter, thereby enhancing the recovering speed of the carrier by preventing the gain decrease of the carrier and controlling the gain. CONSTITUTION: The device includes an error rate decision part(100), a filtering selection part(200) and a gain control part(300). The error rate decision part(100) decides whether or not the sign bit value accumulated by the carrier is greater than a threshold to decide an error rate and output a select signal. The filtering selection part(200) selects the output due to a filtering in accordance with the select signal output from the part(100). The gain control part(300) outputs a gain control signal by the select signal output from the part(100).
Patent KR-20010027760-A (KR)
Inventor: JUNG UN JO
IPC: B26D3/00
Filed: 1999-09-15
Abstract: PURPOSE: A meat slicer is provided to be produced readily by interlocking a cutting knife up and down in a state of fixing a loading unit, to be driven with small power, to decrease noises and a breakage and to promote a stable cutting effect by forming the knife in an annular shape or a band shape. CONSTITUTION: In a machine body(10) of a meat slicer, a loading unit(20) for putting meat and a guide hole(30) are made up. An interlocking body(50) adhered to the guide hole is interlocked in the machine body by an interlocking device. The interlocking body makes up a drive motor and a cutting knife(51) so that the cutting knife(51) is moved up and down. A guide(53) movable back and forth by a regulating handle and a thickness regulating plate(54) are integrally formed. Upon turning on a power switch, the drive motor in the interlocking body is actuated and the cutting knife is rotated at a high speed. As a motor in the machine body is actuated, the interlocking device interlocks the interlocking body up and down in the machine body. The cutting knife is turned down and the meat is cut into the thickness of the distance separated from the thickness regulating plate. The cut meat is dropped and transferred by a transfer conveyer(11). Thus, the meat is stably cut with small power and noises are decreased without breakage.
Patent KR-20010027821-A (KR)
Title: Precast concrete box
Inventor: HAN JAE MYEONG
IPC: F16L21/08
Filed: 1999-09-16
Abstract: PURPOSE: A precast concrete box is provided to join two more precast concrete boxes having a small size solidly, to prevent a steel wire from rusting and breaking, and to maximize the stability of the whole construction. CONSTITUTION: An inner space(20) extending in the direction of length is formed, and one more holes(12) for passing through a steel wire are respectively formed on the wall of both sides. A steel wire installing part(54) is formed to connect with the holes for passing through the steel wire on the outside of the wall of both sides of a precast concrete box(10b). The number of the holes changes from 2 to 20 generally with the standard and use of products. One more protrusions(12) projecting to the outside are formed on the outside of the wall of both sides of the precast concrete box. Each hole for passing through the steel wire is formed in each protrusion.