baber/WOPTO huggingface dataset:
Patent KR-20030034633-A (KR)
Title: The TGS select system by oil pressure
Inventor: BAE IN GYU
IPC: F16H59/00
Filed: 2001-10-26
Abstract: PURPOSE: A hydraulic gear shifting system is provided to improve the shift quality by turning a control lever with a linkage and by linearly moving the control lever with using hydraulic pressure, and to cut down expenses by assembling and disassembling easily with simple structure. CONSTITUTION: A gear shifting system is composed of a shifting structure setting the shifting position by turning a control lever, and a selecting structure connecting to a shift lever and selecting the speed range by moving the control lever axially. The shifting structure turns the control lever by using a linkage, and the selecting structure moves the control lever linearly by using hydraulic pressure. The selecting structure has a master cylinder(50) generating hydraulic pressure by connecting a driving piston(51) to the shift lever, an operating cylinder(52) connected to the master cylinder through an oil pipe(55) to interlock an operating piston(53) with the driving piston, and a select rod(54) integrally formed with the operating piston and connected to the control lever for moving the control lever linearly. Shift quality is improved by pushing the shift lever with little force and by selecting the gear with hydraulic pressure.
Patent KR-20030035139-A (KR)
Title: Method for manufacturing Magnesium Gluconate using enzyme reaction
Inventor: KIM JUNG SOO
IPC: C12P7/58
Filed: 2001-10-30
Abstract: PURPOSE: A process for preparing magnesium gluconate using enzyme reaction is provided, thereby the high purity of magnesium gluconate can be directly and cheaply prepared using glucose oxidase and catalase. CONSTITUTION: The process for preparing magnesium gluconate comprises the steps of: oxidation of glucose using glucose oxidase and catalase enzyme reaction in a reactor under the aeration rate of 0.2 to 0.8 vvm; and adding magnesium hydroxide as a pH regulator and a ferrous source into the oxidized glucose, wherein the temperature of the reactor is 25 to 35 deg. C and pH of the reactor is 5.0 to 8.0; the concentration of glucose is 10 to 50%; the concentration of glucose oxidase to glucose is 0.5 to 3.0%; the concentration of catalase to glucose is 0.5 to 3.0%; and oxygen produced by the reaction of oxidized glucose and magnesium hydroxide is reused in the oxidation of glucose.
Patent KR-20010107874-A (KR)
Title: 비타미나
Inventor: KIM MYUNG KUK
Filed: 2001-11-06
Abstract: 본 발명품은 지구상에서 생산되는 모든 과일과 식이음료를 혼합하여 믹서기에 갈아 마시는 최상의 건강 음료수다. 
     재료 및 제조 방법에 관한 것으로 제조 방법에 따라 맛과 색깔 및 영양소가 다르다. 
     본 발명품 VITAMINA는 몸 안의 물, 호르몬, 효소, 비타민의 균형을 조절하는 좋은 무기질원 이다. 
     "VITAMINA안의 주요 무기질은 나트륨, 칼륨, 칼슘 그리고 철분이다" 
     SODIUM 나트륨 : 인체내 채액이 적당한 양을 유지하기 위해 우리몸에 필수 이다. 
     현대인들은 과다 섭취하고있다. 과일은 나트륨 함유량이 적다. 그래서 과일이 주재료인 VITAMINA는 나트륨을 줄이는데 최상의 음식이다. 
     VOTASSIUM 칼륨 : 혈압을 낮추는데 근육을 튼튼하고 건강하게 유지하기엔 아주 필요한 영양소이다. 
     CALCIUM 칼슘 : 뼈를 건강하게 하고 특히 여성은 골다공증 예방에는 중요한 영양소 이다. 
     VITAMINA는 칼슘이 풍부한 우유, 요구르트, 두유 등 음료와 과일이 주재료이다. 
     IRON 철분 : 혈액에 산소를 공급하는 것으로 그것의 비타민C 와 같이 혼합하여 마실 때 소화하기 좋다. 레몬과 우유가 혼합한 VITAMINA는 철분이 풍부한 음료이다.
Patent KR-20030040699-A (KR)
Title: KARAOKE apparatus using mobile terminal and method for controlling play within therein
Inventor: LEE JAE YONG
IPC: H04B1/38
Filed: 2001-11-15
Abstract: PURPOSE: A device for accompanying music by using a mobile terminal and a performance control method thereof are provided to maximally use keypad, liquid crystal screen, memory, and communication interface functions of the mobile terminal, and to add a music accompanying device, thereby supplying the excellent music accompanying device at a low cost. CONSTITUTION: The second interface(330) is connected with the first interface of a mobile terminal, and transceives music data. A storage(350) temporarily stores the music data received from the second interface(330). A MIDI signal module(370) generates an accompanying signal according to sound source data of the music data. An earphone(390) outputs the accompanying signal of the MIDI signal module(370). A CPU(320) controls an entire system of a music accompanying device. The MIDI signal module(370) comprises as follows. A sound source chip(371) reproduces an MIDI signal. A D/A converter(373) converts a digital sound source signal of the sound source chip(371) into an analog signal.
Patent KR-20030042786-A (KR)
Title: Handcart for fruit harvest
Inventor: KIM SEONG GYU
IPC: B62B3/02
Filed: 2001-11-24
Abstract: PURPOSE: A carrier is provided to easily harvest fruit in a farm by driving through a three-wheel landing and optionally adjusting the interval of both wheels. CONSTITUTION: A loading bar and a handle(2) are formed in a frame(1). A two-wheeled portion(3) is combined with the lower part of the frame through an adjusting bolt(4) to control the height. A one-wheeled portion(5) is combined with the middle lower part of the frame through an adjusting bolt(6) to control the height. An additional combining device combines with the appropriate position of the frame to adjust the interval of the two-wheeled portion and the one-wheeled portion. Thereby, an operator sets the interval of two wheels and the height of the wheels and the frame by optionally varying according to the height and the area of furrows. Moreover, the direction is changed easily by easily handling.
Patent KR-20030043207-A (KR)
Title: computer system and controlling method thereof
Inventor: KIM MIN JAE
IPC: G06F3/14
Filed: 2001-11-27
Abstract: PURPOSE: A computer system and its control method is provided to execute a function of a screen saver, which prevents a monitor screen from being damaged in a case that an electronic beam is projected on a position for a long time with a fixed intensity, whenever a user needs the function of the screen saver. CONSTITUTION: A user selects a screen saver module on a display of a computer system(S1). A microcomputer of the display transmits the screen saver function selection signal to an operating system via a DDC(Display Data Channel) communication port and a video card(S3). A controller, for controlling the screen saver function, executes the screen saver function based on DDC communication data of the operating system(S7). If the user operates a keyboard or a mouse, the controller releases the screen saver function(S9).
Patent KR-20020041322-A (KR)
Inventor: ESTEVEZ MIGUEL
IPC: H04N19/16
Filed: 2001-11-27
Abstract: PURPOSE: A method for reducing coding artifacts is provided to reduce the coding artifacts within a discrete decoded image including a spatial and/or temporal filtering. CONSTITUTION: A method to reduce coding artifacts within a discrete decoded picture includes a spatial and/or temporal filtering with respective filter characteristics dependent on an image quality value(Q). Preferably, the spatial filtering includes a deblocking filtering, wherein the deblocking filter operation decreases with an increasing image quality value and/or the deblocking filtering chooses an image quality value dependent weighting function for a pixel to be filtered according to an activity of both blocks to which common border the pixel belongs.
Patent KR-20030043355-A (KR)
Title: Method to provide optimal routing service using DSRC RSE registration table
Inventor: LEE BYEONG TAE
IPC: G08G1/09
Filed: 2001-11-28
Abstract: PURPOSE: A method for guiding an optimum path using a database of DSRC(Dedicated Short Range Communication) roadside equipment is provided to transmit rapidly necessary information to a vehicle mounting device by using the roadside equipment having an information recording function. CONSTITUTION: An optimum path calculation server calculates an optimum path by using the collected information and registers the optimum path information to databases of each roadside equipment(201,202). The roadside equipment receives the destination information from a vehicle mounting device within a communication region(203,204). The roadside equipment transmits the traveling information related the communication region to the vehicle mounting device by using the databases(205). The vehicle mounting device outputs the traveling information related the communication region(206).
Patent KR-20030049427-A (KR)
Title: Injector apparatus
Inventor: YOO YONG SANG
IPC: F02M61/16
Filed: 2001-12-15
Abstract: PURPOSE: An injection system having a connector cover is provided to improve wire connecting efficiency and the mountability of a wire connector connected to an injector and to prevent a wire from being bent excessively. CONSTITUTION: A connector cover(6) protruded onto a recessed portion is assembled to the rear end of a wire connector(4). The connector cover has two bodies interconnected via a connecting piece. The bodies form an L-shaped body. A hollow path is formed in the connected body. A wire(3) passes through the hollow path of the body. The connector cover has a smooth curve guide portion(15) in the bent portion of the L shape. Thus, the wire is induced to an injector(1) through the wire connector by being bent in 90 angular degrees. Further, the connector cover performs the function of a grip.
Patent KR-20030055004-A (KR)
Title: Combination structure of devise preventing overheat for vacuum cleaner motor
Inventor: KIM JEONG HUN
IPC: A47L9/00
Filed: 2001-12-26
Abstract: PURPOSE: A coupling structure of an overheat preventing device for a vacuum cleaner is provided to reduce the cost of production and to improve productivity by forming a coupling groove and coupling a temperature sensor with the coupling groove. CONSTITUTION: A coupling groove(119c) is formed at a coil guide unit(119) in a stator(116), and is contacted with the inner circumference of a coil-wound unit(118). A temperature sensor(120) is mounted on the coupling groove, and detects the temperature of coil wound on a rotator.
Patent KR-20030056456-A (KR)
Title: Anti fuse precharge circuit for semiconductor device
Inventor: SHIN BO HYEON
IPC: G11C7/12
Filed: 2001-12-28
Abstract: PURPOSE: An anti-fuse precharge circuit of a semiconductor device is provided to stably initialize the anti-fuse with the bit line precharge voltage by preventing the latch-up phenomenon during the initial power-on. CONSTITUTION: An anti-fuse precharge circuit of a semiconductor device includes an anti-fuse program determining block(110), an anti-fuse initializing block(120) for initializing the anti-fuse as a bit line precharge voltage during the initial power-on and a switching block(130). In the anti-fuse program determining block(110), a NAND gate(ND3) logically combines the inversion signal of the address signal(ADD) and the anti-fuse program signal(ANTRUP). And, the switching block(130) switches the current path between the anti-fuse program determining block(110) and the anti-fuse.
Patent KR-20010053522-A (KR)
Title: 리네임 택들을 교환함으로써 이동이 이루어지는 레지스터리네이밍
IPC: G06F9/32
Filed: 1999-01-18
Abstract: 이동 연산들을 가속화하는 장치는 이동 명령들의 실행 전에 (예를 들어, 프로세서 내에서의 디스패치를 위한 이동 연산들을 선택했을 때) 이동 명령들을 검출하는 룩어헤드 유닛을 포함한다. 이동 명령을 검출하게 되면, 룩어헤드 유닛은 레지스터 리네임 유닛에 신호를 보내며, 이 레지스터 리네임 유닛은 소스 레지스터에 관련된 리네임 레지스터를 목적지 레지스터로 재할당한다. 한 특정 실시예에서, 룩어헤드 유닛은 베이스 포인터 레지스터로부터 스택 포인터 레지스터로의 (그리고 스택 포인터 레지스터로부터 베이스 포인터 레지스터로의) 이동을 가속화한다. 룩어헤드 유닛의 실시예는 이전에 디스패치된 명령들의 증가 및 감소의 누적 결과들을 유지함으로써 스택 포인터 레지스터에 대한 룩어헤드 값들을 발생시킨다. 특정한 명령 이전의 증가 및 감소의 누적 결과들은 스택 포인터 레지스터의 이전에 발생된 값에 부가되어, 상기 특정한 명령에 대한 룩어헤드 값을 발생시킨다. 이러한 실시예에서, 상기 설명한 바와 같은 리네임 레지스터의 재할당은 스택 포인터 레지스터에 대한 유효 값을 제공하게 되며, 이에 따라 이동 명령의 실행 전에 진행하기 위하여, 이동 명령 이후의 명령에 대한 룩어헤드 스택 포인터 값들의 발생을 가능하게 한다. 레지스터 리네임 유닛에 대한 본 실시예는 또한 이동 명령에 대하여 선택된 목적지 리네임 레지스터를 이동 명령의 소스 레지스터로 할당할 수도 있다(즉, 소스 및 목적지에 대한 리네임 택들이 "교환된다").
Patent KR-20010080324-A (KR)
IPC: A61K38/00
Filed: 1999-10-26
Abstract: 아데노신 또는 아데노신 유사체가 함유된 조성물을 적용함으로써 질병이 없는 피부의 상태를 향상시키기 위한 방법이 개시되어 있다.  또한, 아데노신 함유 조성물을 적용함으로써 진피세포에서의 DNA 합성 또는 단백질 합성을 증가시키기 위한 방법, 및 진피세포 크기를 증가시키기 위한 방법이 개시되어 있다.
Patent KR-20010082286-A (KR)
IPC: A61F2/14
Filed: 1999-11-02
Abstract: 눈(100)의 망막 표면(140)의 시각 효과를 개선함에 의해 황반 변성, 및 눈의 다른 이상을 치료하기 위한 장치가 개시된다. 상기 장치는 망막의 중심 와(170)의 깊이를 증가시키기 위해 지정된 형상으로 된 본체(200a)-(200n)를 포함하며, 경사대(175)의 측면을 더 볼록하게 하는 과정에서, 망막 영역의 변화하는 시각 특성을 이용한다. 이 장치를 눈과 적절하게 결합함에 의해 수정체(130)에서 유리체액(155)을 통해 이동하는 상 빔을 확대시켜서, 황반(145)을 둘러싸는 상 인식 영역에 도달시킨다. 유익한 일 실시예에 따르면, 상기 장치는 눈의 황반에 인접해 있는 수광 세포(165)를 효과적으로 증가시키기 위해 눈의 망막을 조작하도록 눈과 결합되는 본체를 포함한다. 상기 장치의 본체는 밴드, 세그먼트, 부분적인 밴드, 판 또는 황반 변성 및 눈의 다른 이상을 치료하기 위해 본 명세서에 기재된 기능들을 실행하기에 적합한 임의의 형상으로 될 수 있다.
Patent KR-20010090838-A (KR)
IPC: H04W36/36
Filed: 1999-11-12
Abstract: 무선 통신 네트워크의 두 존 (존 A, 존 B) 사이의 토글링을 방지하기 위한 방법 및 장치는 제1 및 제2 다른 존의 서비스를 각각 제공하는 제1 및 제2 인접 셀을 이용한다.  이동국은 이동국이 제1 셀에서 제2 셀로 핸드오프될 때 제2 존이 제1 존보다 더욱 바람직한지를 결정한다.  제2 존이 제1 존보다 덜 바람직한 경우, 이동국은 제2 셀 내의 제2 존으로 스위치하지 않는다.  제2 존이 더 바람직한 경우, 제2 존은 제2 셀의 신호 강도가 제1 셀의 신호 강도를 퇴장 파라미터로 결정된 양만큼 초과할 때까지 제2 셀 내에 유지된다.  이 시점에서 이동국은 제2 존의 서비스로 스위치한다.
Patent KR-20010113949-A (KR)
IPC: B65G15/10
Filed: 2000-05-19
Abstract: 부품실장 작업영역(200)에서, 2매의 전자회로기판(2)을 지그재그형으로 배치하고, 각각 독립해서 실장한다. 작업 헤드(4, 14) 및 그 구동부, 기판반송지지장치 (3, 13), 인식 카메라(9, 19) 등이 각각 2세트 배치되어 있다. 기판을 지지하는 기판반송지지장치가, 각각의 실장영역에서 부품공급부에 가까운 위치로 이동하여 실장을 실행한다.
Patent KR-20020020711-A (KR)
IPC: C12N15/82
Filed: 1999-05-25
Abstract: 본 발명은 식물 내로 레트로트랜스포손을 도입시키고, 형질전환된 식물을 생성하기 위해 레트로트랜스포손이 도입된 식물을 배양시키고, 재생시키는 단계로 구성된, 토바코 레트로트랜스포손을 이용하여 식물 내에서 유전자를 파열시키기 위한 방법에 관한 것이다.
Patent KR-20030062008-A (KR)
Title: Ink composition for inkzet printer
Inventor: KIM JEONG SU
IPC: C09D11/38
Filed: 2002-01-15
Abstract: PURPOSE: An ink composition for an ink jet printer is provided to prevent the occlusion of nozzle in an ink jet cartridge head and to remove impurities present in the ink, thereby lowering the kogation. CONSTITUTION: The ink composition for an ink jet printer is characterized by comprising N,N,N',N'-tetrakis(2-hydroxypropyl)ethylene diamine having the formula I, wherein n is 1 to 4, and R is a hydroxyalkyl. Preferably, n is 2 and R is hydroxypropyl. In this case, R can be selected from 1,1',1',1'-(ethylenedinitrilo)tetra-2-propanol or N,N,N',N'-(2-hydroxypropyl)ethylene diamine.
Patent KR-20030062460-A (KR)
Title: Punching machine
Inventor: KIM JONG MYEONG
IPC: B26F1/16
Filed: 2002-01-17
Abstract: PURPOSE: A drilling machine is provided to satisfactorily drill papers by stably controlling the vertical movement distance of drills according to the height of the piled papers. CONSTITUTION: A drilling machine is composed of a base(1), a table(4) moving along a guide rail(2) and having a couple of guide plates(5) supporting the side of papers(3), a plurality of guide posts(16) installed at the rear top of the base and having a spring(18), a wall(10) having a space unit(12) containing the guides posts and fixed on the top of the base, a moving member(20) fit into the guide post and moving up and down, a placing member installed at the inner top of the moving member, a plurality of drills(34) drilling the papers, a handle control unit(40), a support member(50) fixed on the handle control unit, and a height control unit(60). The moving member is supported by the spring. The placing member has a plurality of motors(22). The handle control unit is rotatably installed at the upper part of the moving member, and moves the moving member downward. The height control unit moves the support member up and down according to the height of the piled papers, and controls the movement distance of the handle control unit, the moving member, and the drills.
Patent KR-20030062866-A (KR)
Title: A collar attached to the top border of a Korean coat
Inventor: KIM GWANG SOON
IPC: A41D27/18
Filed: 2002-01-21
Abstract: PURPOSE: A collar strip for Korean clothes with excellent durability is provided to solve the problems of conventional collar strip for Korean clothes by dramatically changing the paper collar strip into the polyethylene collar strip which has elasticity and durability. CONSTITUTION: The collar strip for Korean clothes with excellent durability is produced by molding and cutting a polyethylene. One side of collar strip is made to have a coating surface; a coating surface for which epoxy resin and other coating materials are used selectively for glossy and soft surface and durability; a collar strip(1), which has both ends molded to be curved inside along the neck.
Patent KR-20030063591-A (KR)
Title: Apparatus and method for controlling a fuel leak of a common rail system
Inventor: CHAE SEUNG JIN
IPC: F02D41/22
Filed: 2002-01-23
Abstract: PURPOSE: An apparatus and a method are provided to achieve improved reliability of fuel supply and prevent accidents even when a fuel leakage has occurred in the common rail system. CONSTITUTION: An apparatus comprises a fuel supply pipe(100) for transferring the fuel supplied from a fuel tank; a common rail right bank(200) having the first solenoid valve(210) and the first fuel pressure sensor(205) arranged at the entrance side of the common rail right bank, and the second and third solenoid valves(220,230) arranged at the exit side of the common rail right bank, wherein the common rail right bank transfers the fuel supplied through the first solenoid valve; a common rail left bank(300) having the fourth solenoid valve(310) and the second fuel pressure sensor(305) arranged at the entrance side of the common rail left bank, and the fifth and sixth solenoid valves(330,320) arranged at the exit side of the common rail left bank, wherein the common rail left bank transfers the fuel supplied through the fourth solenoid valve; the first injection unit(400) and the second injection unit(500) constituted by a plurality of injectors; and an electronic control unit(600) for checking a fuel leakage of the common rail on the basis of the values input from the first and second fuel pressure sensors, and cutting off the fuel being transferred to the corresponding common rail and controlling opening/shutting operations of the first to sixth solenoid valves in such a manner that the fuel is supplied to the common rail left bank and the common rail right bank through the other common rail, if a fuel leakage is checked.
Patent KR-20030063875-A (KR)
Title: air conditioner
Inventor: EOM YUN SEOP
IPC: F24F1/00
Filed: 2002-01-24
Abstract: PURPOSE: An air conditioner with multi-fans is provided to reduce the size of the air conditioner and efficiently perform various operation modes. CONSTITUTION: An air conditioner with multi-fans includes a cabinet(200), in which a discharge port and suction ports are formed, to form circulation space for interior air; an evaporator(240) installed inside the cabinet positioned between the discharge port and the suction ports, to cool the interior air by evaporation heat of a refrigerant; a cross flow fan(210) disposed inside the cabinet; and sirocco fans(220,230) disposed inside the cabinet. The cross flow fan supplies frontal suction force to make the interior air forcibly flow to the evaporator through the front suction port. The siroccos fans supply side suction force to make the interior air forcibly flow to the evaporator through the side suction port.
Patent KR-20020024107-A (KR)
Inventor: YUN SUNG GIL
IPC: B02C18/16
Filed: 2002-01-23
Abstract: PURPOSE: A filter of a documents cutting device is provided to improve the recycle degree of cut documents to be thrown by simplifying the treatment process of the cut documents. CONSTITUTION: The filter of a documents cutting device is used to achieve the recycle of waste documents pieces cut by the documents cutting device. The filter is made of paper like as a paper filter of a vacuum cleaner. An attachment strip is used to block an entrance of the filter for preventing the cut documents pieces from being leaked out during the pieces are transferred to a recycle factory. A filter frame made of metal is installed beside a cut pieces falling hole. The filter is simply mounted by fitting the filter frame to an existing bolt groove.
Patent KR-20030066253-A (KR)
Title: Development of adhesive by using amino acids
Inventor: KANG EUN CHANG
IPC: C09J189/00
Filed: 2002-02-05
Abstract: PURPOSE: Provided is an adhesive which is useful for wood, electric and electronic fields, more particularly a non-toxic adhesive using normal amino acids or proteins and not comprising formaldehyde. CONSTITUTION: The adhesive is produced by reacting all amino acids or proteins with polymethylenebisphenyl isocyanate(PMDI). Alternatively, the adhesive is produced by reacting a compound having carboxylic acid and amino acid structures, which is obtained by hydrolyzing all amino acids or proteins, with polymethylenebisphenyl isocyanate(PMDI), wherein the equivalent ratio of the amino acid: PMDI is 3:1 to 1:3. The polymethylenebisphenyl isocyanate(PMDI) is a monomeric or polymeric compound comprising 1-5 equivalent(s) of isocyanate group and has the following structure(wherein n is 0-10).
Patent KR-20030006921-A (KR)
Title: Semiconductor integrated circuit device having boosting circuit
Inventor: DOHI YOSHITSUGU
IPC: G11C16/06
Filed: 2002-02-08
Abstract: PURPOSE: To provide a semiconductor integrated circuit device in which the boosting speed of an internal potential is quick and which includes a boosting circuit being able to suppress the power consumption. CONSTITUTION: When a boosting stage increment indicating signal VWWP1 is on L level, a transistor QP55 in an auxiliary boosting circuit 501 is turned on, transistors QP56 and QP57 are turned off. Therefore, three boosting stage B1-B3 in the auxiliary boosting circuit 501 boost supply potential VWDP. On the other hand, when the boosting stage increment indicating signal VWWP1 is in a H level, four boosting stages B1-B4 in the auxiliary boosting circuit 501 boost the supply potential VWDP.
Patent KR-20020070788-A (KR)
Inventor: IMAMURA ATSUSHI
IPC: G06V10/56
Filed: 2002-02-08
Abstract: PURPOSE: To positively divide a color image into proper color areas in accordance with colors. CONSTITUTION: A plurality of representative colors are set, and angle index values corresponding to angles between a plurality of representative color vectors and individual color vectors representing a color of each picture element of the color image are respectively calculated in a predetermined color space. Range index values corresponding to ranges between the plurality of representative colors and the color of each picture element of the color image are respectively calculated. Combined range index values to the plurality of representative colors are respectively calculated on the basis of the range index values and the angle index values in regard to the color of each picture element of the color image. An image area of the color image is divided by sorting each picture element of the color image to one of a plurality of representative color areas coordinated with the plurality of representative colors in accordance with the combined range index values.
Patent KR-20020069175-A (KR)
Inventor: MITSUKI TORU
IPC: H01L21/20
Filed: 2002-02-23
Abstract: PURPOSE: A method for heat-treating a semiconductor film by laser irradiation is provided to reduce fabrication cost of a semiconductor device like a thin film transistor(TFT) or liquid crystal display made of TFT by sufficiently improving the quality of a gate insulation layer formed on a semiconductor layer and maintaining planarization of the gate insulation layer. CONSTITUTION: Laser is irradiated to an amorphous semiconductor layer to form a crystalline semiconductor layer. The crystalline semiconductor layer is annealed to eliminate distortions(13) that are formed on the crystalline semiconductor layer and caused by the irradiation of laser.