baber/WOPTO huggingface dataset:
Patent KR-20060107952-A (KR)
Inventor: JO YOUNG SAM
IPC: H04W4/00
Filed: 2006-04-11
Abstract: 본 발명에서 무선 인터넷 사용자 인터페이스를 위한 검색 컨테이너 구조 및 이를 이용한 컨텐츠 수신방법을 개시한다. 
     본 발명에 따른 검색 컨테이너 구조는, 컨텐츠 명을 포함하여 서비스 명을 기재하기 위한 타이틀 영역; 페이지 상단에 위치하고, 검색조건은 드롭다운 메뉴로 구성되는 검색조건설정과, 검색조건설정 오른쪽에 위치하고, 검색어를 입력하기 위한 검색어입력영역과, 자동으로 검색 메뉴에 포커스가 이동하는 자동 포커스(Auto Focus) 기능을 지원하기 위한 확인키(OK 키)를 구비하는 검색 버튼을 포함하는 검색조건설정 및 검색어 입력 영역; 및 페이지 하단에 위치하고, 시스템 운영자들이 올리는 인기검색어와 사용자가 최근에 입력했던 컨텐츠를 시간 순으로 나타내는 인기 & 마이(MY) 검색어 영역으로 구성되는 것을 특징으로 한다. 
     따라서, 본 발명은 키워드 또는 다운로드 등의 검색을 위한 일관된 페이지를 구성하고, 해당 페이지를 이용하여 검색 서비스를 실행하여 무선 인터넷 사용에 있어 유아이(UI)의 일관성 및 친숙성을 부여할 수 있는 효과가 있다. 
       
     무선, 인터넷, 컨텐츠, 벨소리, 이미지, MOD, VOD, 다운로드
Patent KR-20060056930-A (KR)
Inventor: LEE KEUM SOO
IPC: A47K10/34
Filed: 2006-05-07
Abstract: 공중화장실에 있는 휴지는 물이 약간만 묻어도 쉽게 찢어진다. 이를 해결하기 위해서 실용적이고 편리한 휴지걸이를 이용하면 편리하게 휴지를 사용할 수 있다. 
       
     실용적, 편리, 휴지걸이
Patent KR-20070115045-A (KR)
Title: Hanger fixer for deffering flowerpot and molding of square frame
Inventor: SONG HONG SIK
IPC: A01G9/02
Filed: 2006-05-30
Abstract: A fixing device of a hanger for holding a flowerpot or sculpture to a square frame is provided to facilitate the fixation and separation of the hanger regardless of the size of the hanger and replace only a hanger conveniently if there is a change in the size of the flowerpot or sculpture or damage to the hanger. A fixing device(100) of a hanger for holding a flowerpot or sculpture to a square frame comprises: a fixing band(110) which is fixed to a square frame such as a veranda railing or a fence; a hook(120) which is in the form of the first letter of the Korean alphabet, is attached to the top and one side of the square frame, and has a fixing-band passing hole at the lower end part; and a fixing part(121) which is formed at the exterior of the lower end part of the hook, and to which a hanger for holding a flowerpot or a sculpture is fixed. The top of the hook has a fixing-band inserting groove for preventing the fixing band from protruding from the top of the hook. The fixing part in the form of a plate is connected to the hook by a connecting part. The fixing band is a cable tie comprising a flexible strap which has a rocking head at one end and a tail at the other end.
Patent KR-20070115350-A (KR)
Title: Artificial marble using low specific gravity material as chip by lamination and process for preparing the same
Inventor: OH JAE HO
IPC: C04B16/00
Filed: 2006-06-02
Abstract: An artificial marble is provided to exhibit the same texture as natural marble, prevent a separation phenomenon of chips, and have stable physical properties. An artificial marble(1) comprises a ground region(1a) and chips. The chips are specific gravity-increased chips(10) obtained by increasing specific gravity of a low-specific-gravity material using a high-specific-gravity material, wherein the low-specific-gravity material has lower specific gravity than the ground region, and the high-specific-gravity material has higher specific gravity than the ground region. The specific gravity-increased chip includes a high specific gravity layer(12) formed of the high-specific-gravity material, and a low specific gravity layer(11) formed of the low-specific-gravity material. A whole specific gravity of the specific gravity-increased chips is 1.3 to 2.0 or 1.5 to 10.
Patent KR-20070115465-A (KR)
Title: Homopolar dynamo
Inventor: KIM NA HYUN
IPC: H02K31/00
Filed: 2006-06-02
Abstract: A homopolar generator is provided to enhance the reliability of the homopolar generator by reducing deterioration due to the wear of a brush. A homopolar generator includes a housing(3), an idle circular plate(5), a pair of conductive circular plates(7,7a), a conductive belt(6), and positive and negative electrodes(10,11). The housing, which is rotated with respect to a fixing shaft(9) by rotating a driving shaft(2) formed in a case(1), includes a pair of permanent magnets(8,8a). The idle circular plate is used for executing an eccentric movement in the housing. The pair of conductive circular plates, which are formed opposite to the permanent magnets, are fixed to the fixing shaft. The conductive belt connects between the idle circular plate and conductive circular plates. The positive and negative electrodes connect positive and negative terminals(12,13), which are formed at edges of the conductive circular plates and fixing shaft. The positive and negative electrodes are insulated from the fixing shaft.
Patent KR-20070117806-A (KR)
Title: Method and apparatus for setting frequency of (an) image display device
Inventor: LEE DONG MIN
IPC: H04N5/45
Filed: 2006-06-09
Abstract: An image display and a method for setting a frequency of the image display are provided to compare changed sizes of screen images automatically when the sizes of a sub screen image and a main screen image are changed, and set the frequency of an input signal of a screen image having a greater size. It is determined if a sub-screen image and a main screen image are displayed at the same time(S110). The input frequencies of the sub-screen image and the main screen image are displayed an on-screen display(OSD) if the display of the sub-screen image and the main screen is simultaneously achieved. If one of the frequencies displayed on the OSD is selected, the selected frequency is set in an image processing module(S130). The size of the sub-screen image is compared with the size of the main screen image in the case in which the sub-screen image and the main screen image are simultaneously displayed.
Patent KR-20070005477-A (KR)
Title: Method for compensation of energy levels in specific channel signals for multi-channel audio coding and aparatuses for encoding and deconding multi-channel audio signals performancing the compensation
Inventor: PANG HEE SUK
IPC: G10L21/02
Filed: 2006-06-27
Abstract: A method for correcting an energy level of a channel signal in multi-channel audio coding and an encoding and decoding device for performing the correction function are provided to process level change when the energy level is changed in signals of a specific channel in a down-mix process of a multi-channel audio coding process and the recovery of a multi-channel signal. A signal separating unit(10) separates an encoded down-mix signal and a spatial cue from an encoded audio signal. An audio decoder(20) decodes the encoded down-mix signal. A multi-channel audio generator(30) generates a multi-channel audio signal from the result decoded in the audio decoder(20) and the spatial cue. A channel-classified level processing unit(40) checks an energy level of the multi-channel audio signal outputted from the multi-channel audio generator(30) according to channels, corrects the energy level, and outputs the corrected multi-channel audio signal.
Patent KR-20080000398-A (KR)
Title: Screen equipment of wastewater disposal plant
Inventor: JO CHANG KYUN
IPC: C02F1/24
Filed: 2006-06-27
Abstract: An air lift type adulteration removing equipment of a wastewater treatment plant is provided to improve the treatment efficiency related with removal of adulterations, realize automation of a removal operation of foreign materials such as sand, and simultaneously remove adulterations in wastewater and improve the purification efficiency of wastewater in the subsequent process. In an adulteration removing equipment which includes a wastewater inflow port(10) and a wastewater discharge port(11), and an adulteration removal unit(13) driven by a motor(12), and which is installed at an influent introduction part of a wastewater treatment plant, an air lift type adulteration removing equipment of the wastewater treatment plant comprises an air blower type foreign material discharge unit that is capable of forcibly discharging foreign materials such as sand deposited on the bottom of the plant body into the outside through a discharge pipe(16) by supplying compressed air provided from an air compressor(14) through an air pipe(15) that extends to a bottom part of a plant body(26).
Patent KR-20080000735-A (KR)
Title: Glasses
Inventor: HAN MI YOUNG
IPC: G02C13/00
Filed: 2006-06-28
Abstract: Assembly type glasses are provided to form new style with one glass frame and plural lenses by selectively assembling the lenses of various sizes, colors, and shapes according to the user's taste and personality. Assembly type glasses comprise glass temples; a rim-lock; lenses(4); a glass frame; rubber(5) stuck at the glass frame in the glass frame and split into both sides to fix the lens; at least two pairs of elastic projections(6) integrated with the glass frame in order to fix the lenses; an adjuster(7) formed at the glass frame and provided with plural grooves(8) and plural small grooves(9) formed in each groove; and a hanging projection(10) combined with the small groove of the adjuster and integrated with the rubber. The end portions of the elastic projections are widened to receive the lenses. The rubber is fitted into the glass frame while covering the glass frame at the outside of the glass frame.
Patent KR-20080001000-A (KR)
Title: Multi-function safe meters having wireless checking function and wireless checking system using the same
Inventor: JANG YONG UN
IPC: G08C17/02
Filed: 2006-06-28
Abstract: A multi-functional safe meter with a wireless meter reading function and a wireless meter reading system having the same are provided to read data about meters of hundreds or thousands of households automatically without visiting customers' houses and to reduce the labor cost for metermen without adding the communication cost. A multi-functional safe meter(100) with a wireless meter reading function is composed of a meter reading unit(130) for generating meter data by reading the energy usage quantity; a wireless transmitting and receiving unit(120) for converting the meter data outputted from the meter reading unit, into a wireless signal, transmitting the wireless signal through an antenna, and converting a wireless signal received through the antenna, into a control signal and outputting the control signal; and a control unit(110) for controlling the operations of the wireless transmitting and receiving unit and the meter reading unit in response to the control signal and the internal control signal outputted from the wireless transmitting and receiving unit.
Patent KR-20080001464-A (KR)
Title: Method of manufacturing the photo mask
Inventor: KIM MUN SIK
IPC: H01L21/027
Filed: 2006-06-29
Abstract: A method for manufacturing a photo mask is provided to suppress defects by removing SO4 ions and NH4 ions as sources of foreign materials having a growing characteristic. A patterning process is performed to form a light shielding layer pattern by patterning a photo mask(210). A cleaning process is performed to clean the photo mask by using H2SO4 and NH3(230). A plasma treatment process is performed to process the cleaned photo mask by using plasma and a rinsing process is performed to rinse the photo mask by using hot deionized water(310). The plasma treatment process is performed by using oxygen. A defect inspection process is performed to detect defects of the photo mask(320). The plasma treatment process and the rinsing process are performed repeatedly when the defect is detected from the photo mask.
Patent KR-20080006292-A (KR)
Title: System and method for measuring aerosol
Inventor: AHN KANG HO
IPC: G01N27/26
Filed: 2006-07-12
Abstract: A system and a method for measuring aerosol is provided to measure the particle one by one by classifying the particles by size using electrical mobility of the particles and by forming droplets of nucleus with the classified particles. A system for measuring aerosol(4) comprises a sampling unit(10), an analyzing unit(20), a filter(40), a saturating unit(50), a condensing unit(70), and an optical particle counting unit(80). The sampling unit guides flow of aerosol including particles of positive electricity, particles of negative electricity and gases, samples a part of the aerosol with sampling aerosol, and bypasses the rest of the aerosol from the flow of the sampling aerosol. The analyzing unit is in connection with the sampling unit to guide the flow of the sampling aerosol by forming positive electrode and negative electrode along the flowing direction of the sampling aerosol to separate out the particles of positive electricity and particles of negative electricity in the sampling aerosol. The filter is provided to separate out the particles of positive electricity and particles of negative electricity in the rest of the aerosol bypassing from the sampling unit. The saturating unit, mounted between the filter and the analyzing unit, guides the flow of filtered gas to the analyzing unit, and generates saturated gas by saturating gas with working fluid(52). The condensing unit, in connection with the analyzing unit, condenses the saturated gas to produce droplets of nucleus with the each particle of positive electricity and particle of negative electricity. The optical particle counting unit, in connection with the condensing unit, detects the droplets provided by the condensing unit and counts the numbers and sizes of the particles of positive electricity and particles of negative electricity.
Patent KR-20070019545-A (KR)
IPC: H01H71/02
Filed: 2006-07-25
Abstract: 서로 분할 가능하게 배치되는 본체 케이스(2), 중앙 커버(3) 및 상부 커버(4)를 포함하는 회로 차단기에 있어서, 본체 케이스(2)는 컨택터부(contactor section), 소호 장치(arc-extinguishing device)(9) 및 과전류 트립 장치(overcurrent tripping device)(12)를 수용하고, 중앙 커버(3)는 본체 케이스(2) 에 놓이며 중앙부에 저벽에 의해 칸막이되는 오목부(3a)를 갖추고 이 오목부에 개폐 기구(10)와 내장 부속 장치를 수용하며, 상부 커버(4)는 중앙 커버(3)에 있는 오목부(3a) 상면을 덮고, 상기 중앙 커버(3)는 이 중앙 커버에 결합되어 개폐 기구(10)를 덮는 보조 커버(14)를 구비하도록 형성되며, 보조 커버(14) 상에는 상부 커버(4)가 장착되도록 형성된다.  보조 커버(14)는 내장 부속 장치의 수용부 이외의 영역을 덮고, 보조 커버의 단부에는 상부 커버(4)가 힌지 결합한다. 
     따라서, 성형 케이스(10)의 조립 구조를 개선하여, 조립의 용이성과 조립 작업의 안전성을 증대시키는 것을 보장할 수 있다.
Patent KR-20060095741-A (KR)
Title: 건강신발
Inventor: KO YOUNG KI
IPC: A43B7/00
Filed: 2006-07-31
Abstract: 본 발명은 신발에 관한 것으로써, 더욱 상세하게는 합성섬유나 합성수지 중 하나를 택하여 성형한 신발창(1)의 테두리를 제외한 중앙부위에, 소금. 갯벌. 황토. 숯. 맥반석. 방향제. 소다분말 중 어느 하나(4)를 택하거나 상기 재료를 공히 혼합한 분말(4)을 물과 함께 반죽하여, 세공이 형성된 스펀지(2)를 적정크기로 성형하여 넣어 버무린 후, 상기 분말(4)이 세공으로 침투된 스펀지를 꺼내어, 건조시킨 스펀지를 신발창의 테두리를 제외한 중앙부위에 깐 후, 그 위에 합성섬유. 비단. 모시나 삼베(마포) 중 하나를 택하여 신발창의 크기로 성형한 덮개 부(3)를 스펀지 위에 신발창과 일치시켜 접착제로 부착하고, 그 테두리를 재봉틀로 봉제하여 만든 신발창을 내장시켜 제조한 건강신발로써, 
     신발내부에 함유된 소금. 갯벌. 황토. 숯. 맥반석. 방향제. 소다로 인하여 원적외선방사기능. 탈취기능. 항균기능이 있어 발 관련 질병예방에 효과가 있는 것이다. 
       
     신발창. 합성수지. 합성섬유. 스펀지. 소금. 갯벌. 황토. 숯. 맥반석. 방향제. 소다. 반죽
Patent KR-20060090964-A (KR)
Inventor: KIM YOU JUNG
IPC: H04W88/02
Filed: 2006-08-03
Abstract: 본 발명은 무선 네트워크를 이용한 데이터 또는 파일 제공 방법에 있어서,  무선 네트워크를 이용한 데이터 또는 파일 제공 방법에 있어서, 소정의 무선 단말기(1)에서 소정의 데이터 또는 파일을 저장하는 저장매체를 구비하는 서버에 접속하는 제1단계; 상기 무선 단말기(1)에서 수신측 무선 단말기(2)로 전송할 적어도 하나 이상의 데이터 또는 파일을 선택하는 제2단계; 상기 무선 단말기(1)에서 상기 서버로 수신측 무선 단말기(2)의 고유정보를 제공하는 제3단계; 및 상기 서버에서 상기 수신측 무선 단말기(2)의 고유정보를 이용하여 상기 선택된 데이터 또는 파일을 상기 수신측 무선 단말기(2)로 전송하는 제4단계;를 포함하여 이루어지는 것을 특징으로 하는 무선 네트워크를 이용한 데이터 또는 파일 제공 방법 및 시스템과 이를 위한 기록매체에 대한 것이다. 이에 의해, 소정의 무선 단말기와 연계되어 무선 네트워크 상의 서버에 구비된 저장매체에 저장된 소정의 데이터 또는 파일을 적어도 하나 이상의 수신측 무선 단말기로 전송하는 이점이 있다. 
       
     무선,네트워크,데이터,파일,전송
Patent KR-20080013477-A (KR)
Title: Fabricated block for construcion
Inventor: NA SUNG KUN
IPC: E04B2/02
Filed: 2006-08-09
Abstract: A fabricated block for construction is provided to construct a wall in various shapes easily, to increase strength and durability on a joint of a wall and to have excellent heat insulating, soundproofing and rust-proofing functions. A fabricated block for construction is formed by coupling a junction block(100), a wall block(200), a reinforcement block(300) and a column block(400), wherein the junction block is provided with an upper coupling groove and a lower coupling groove to couple a portion of the reinforcement block, a central hole to couple the column block, fastening grooves(140) to couple the side of the wall block and plural through holes to couple with other junction blocks using plural bolt columns and column nuts(152), and the wall block is provided with an upper fitting groove and a lower fitting groove to couple reinforcement blocks, so that plural wall blocks and reinforcement blocks are fastened continuously.
Patent KR-20060094510-A (KR)
Inventor: CHO DONG GYU
IPC: F03G7/00
Filed: 2006-08-09
Abstract: 본 발명의 목적은 질량과 속도를 분리생성하여 통합해서 전기를 발전하고, 전기를 값싸게 발전할 수 있음과 동시에, 무공해로 전기를 발전할 수 있는 무중력 가속기 탄력 발전시스템을 제공하는데 있다.   
     	본 발명은 제1 및 제2 구동모터에 의해 구동되는 중력회전체와, 상기 중력회전체의 힘을 다수의 시소작용 지렛대에서 전달받아 힘을 치환하는 사방 상하 운동장치부와, 상기 사방 상하 운동장치부의 운동력을 다수개의 캠을 통하여 이동좌표로 변환시키는 이동좌표전환부로 구성되는 무중력 가속기 탄력 증폭수단과; 	상기 이동좌표 전환부에서 출력되는 증폭된 무중력 질량을 속도와 매칭시키도록 변속모터의 출력을 감속시키는 속도 감속수단으로 이루어지는 속도증속수단을 포함하는 것을 특징으로 한다.	 
       
     중력회전체, 시소작용 지렛대, 사방상하 운동장치부, 이동좌표전환부, 속도감속수단
Patent KR-20080014177-A (KR)
Title: Testing apparatus for corrosion using condensed water
Inventor: KIM YOUNG TAE
IPC: G01N17/00
Filed: 2006-08-10
Abstract: A testing apparatus for corrosion using condensed water is provided to allow a user to see the inside of the test apparatus during a test by installing a window to the test apparatus. A testing apparatus for corrosion using condensed water comprises a test tub(100), a beaker(300), a corrosion solution feeding unit(500), and a control unit(700). The test tub includes a space with which solution is filled, and a window(110) through which a user sees the inside of the tub. The beaker is immerged in the solution stored in the test tub. A sample is poured in the beaker. The control unit is equipped to control corrosion feeding period of the corrosion solution feeding unit and the temperature of the test tub, and circulates the solution in the test tub.
Patent KR-20070026184-A (KR)
Title: Cruise control device and method for vehicles
Inventor: OHSHIMA KEIJI
IPC: B60K31/00
Filed: 2006-08-31
Abstract: A cruise controlling device for a vehicle and a method for the same are provided to achieve satisfactory driving performance of the vehicle when starting cruise control, by maintaining a regular car speed of the vehicle. A cruise controlling device for a vehicle comprises detectors, a cruise torque setting unit(M10), an accelerator torque setting unit(M20), and a control unit(M30). The detectors detect states of an actual car speed, operation degree of an accelerator, and cruise control switches. The cruise torque setting unit feedback-controls the car speed to an objective car speed by setting a first value related to output torque of an engine. The accelerator torque setting unit sets a second value related to the output torque based on the operation degree. The control unit controls the output of the engine based on either of the first and the second values. A cruise controlling method for the device comprises steps of determining whether the cruise control is instructed by the cruise control switches, setting the output torque of the engine for starting the cruise control, setting the output torque of the engine for the cruise control, and starting the cruise control.
Patent KR-20060105701-A (KR)
Inventor: NAKAJIMA YOSHIHARU
IPC: H03K3/356
Filed: 2006-09-01
Abstract: 본 발명은 디지털/아날로그 변환 회로, 레벨 시프트 회로, 이 레벨 시프트 회로를 포함하는 시프트 레지스터, 샘플링 래치 회로, 이들 각각의 회로에 탑재된 액정 표시 장치 및 래치 회로에 관한 것이다.  상기 디지털/아날로그 변환 회로를 구비하는 LCD 장치에 일체화된 구동회로는 화소에 대한 스위칭 장치로서 기판 상에 행렬 형식으로 배치된 폴리실리콘 박막 트랜지스터를 포함하며, 상기 시프트 레지스터의 레벨 시프트 회로는 CMOS 래치 셀을 기본 구조로 하며 각 전송단에서 클록 신호의 각 레벨 시프트에 사용되고, CMOS 래치 셀을 기본구조로 하는 샘플링 래치 셀은 레벨 시프트 기능을 구비하며, 이들 각각의 회로는 구동회로 일체화 액정 표시 장치의 단일 주사형 구조회로에 구현되어, 매우 적은 수의 구성요소, 적은 전력소비 및 적은 표면적을 갖는 회로구조에서, 매우 좁은 화소 프레임(picture frame), 안정적인 레벨 시프트 동작, 안정적인 샘플링 및 래치 동작을 실현하는 LCD 패널을 제공한다.  
       
     디지털/아날로그 변환기, 레벨 시프트, 래치, 샘플링, 레지스터, 액정 표시 장치
Patent KR-20070028255-A (KR)
Title: Control apparatus for selectively controlling output current and output voltage of electric generator
Inventor: SHIMOYAMA TAKESHI
IPC: H02J7/14
Filed: 2006-09-06
Abstract: A control apparatus for selectively controlling an output current and an output voltage of an electric generator is provided to prevent an unpleasant feeling from being transferred to a driver during an idling of an engine. In a control apparatus for selectively controlling an output current and an output voltage of an electric generator, a voltage control unit(15) sets a target voltage value and controls the output voltage of the electric generator to maintain the target voltage value. A current control unit(16) sets a target current value and controls the output current of the electric generator to maintain the target current value. A control mode switching unit selectively sets a voltage control mode controlled by the voltage control unit(15) for maintaining the output voltage of the electric generator as the target voltage value and a current control mode controlled by the current control unit(16) for maintaining the output current of the electric generator as the target current value.
Patent KR-20080022787-A (KR)
Title: Washing machine comprising steam generator
Inventor: KWAK BONG HWA
IPC: D06F39/04
Filed: 2006-09-07
Abstract: A washing machine having a steam generating unit is provided to reduce power consumption and to reduce a manufacturing cost by generating steam using a tub and a washing heater. A washing machine having a steam generating unit comprises a steam unit(133) having a washing heater(135), a water level sensor(137), a water supplying unit having a washing water supplying unit(142), a steam supplying unit(146) and a select valve(144). The steam unit is installed at one part of a tub(131). The washing heater heats different amount of water and generates steam. The steam unit has a dividing unit by changing a lower part of the tub. The water level sensor is formed at one part of the steam unit. The washing water supplying unit is connected with the tub. One part of the steam supplying unit is communicated with the washing water supplying unit and the other end of the steam supplying unit is communicated with the steam unit. The select valve opens and closes a path to selectively supply water to the washing water supplying unit and the steam supplying unit.
Patent KR-20080023380-A (KR)
Title: Display panel and method of manufacturing display substrate
Inventor: JANG SUNG JIN
IPC: G02F1/1335
Filed: 2006-09-11
Abstract: A display panel and a method for manufacturing a display substrate are provided to form a photo-pattern in the reflection area so that a color filter in the reflection area is thinner than a color filter in a transmission area, thereby adjusting brightness and color reproducibility in a reflection area and a transmission area to the same level. A display panel(500) comprises an array substrate(100) and an opposite substrate(200), which are bonded to each other with a liquid crystal layer(300) therebetween. The array substrate includes a transparent electrode(TE) formed in a pixel region of a base substrate(110), and a reflective electrode(RFE) formed on the transparent electrode in a reflection area of the pixel region. The opposite substrate includes a black matrix(BM) for demarcating the pixel region, a photo-pattern(220a) formed in the reflection area, and a color filter(RCF1) formed in the reflection area and a transmission area of the pixel region.
Patent KR-20080029703-A (KR)
Title: Method for forming recessed gate of semiconductor device
Inventor: SUN WOO KYUNG
IPC: H01L29/78
Filed: 2006-09-29
Abstract: A method for forming a recessed gate of a semiconductor device is provided to prevent a device isolation layer from being removed during etching of a semiconductor substrate by forming a groove only in an active region of the semiconductor substrate. A method for forming a recessed gate(200) of a semiconductor device comprises providing a semiconductor substrate(10) including a device isolation layer(40) defining an active region; forming an etch protection nitride layer(50) on an entire surface of the substrate including the device isolation layer; forming a mask pattern on the etch protection nitride layer for exposing a gate formation region of the active region of the substrate; etching the etch protection nitride layer and the substrate using the mask pattern as an etch mask to form a groove(H) in the active region of the substrate; removing the mask pattern; and sequentially forming gate materials on an entire surface of the substrate including the groove.