baber/WOPTO huggingface dataset:
Patent KR-19990062485-A (KR)
Title: 플립 업 타입 휴대폰 및 그의 힌지장치
IPC: H04M1/02
Filed: 1998-08-18
Abstract: 본 발명은 플립 업 타입 휴대폰 및 그의 힌지 메카니즘에 관한 것으로서, 최상단에 위치하는 안테나 장치와, 상기 안테나장치 하측으로 설치되는 출력수단으로서 출력을 확인하는 엘씨디 모듈과, 상기 엘씨디 모듈의 하측으로 설치되는 입력수단인 키 패드와, 상기 키 패드 하측으로 장착된 마이크 장치를 포함하는 본체; 상기 키패드를 보호하며, 개폐동작을 하는 플립커버; 상기 엘씨디 모듈의 양측에 장착되어 상기 본체와 플립커버를 기계적으로 연결시키는 힌지수단; 및 상기 플립커버를 상기 힌지수단에 장착시키는 고정수단으로 구성되어 짐으로서, 상기 플립커버의 개폐여부에 상관없이 상기 엘씨디 모듈의 출력상태를 항시 확인할 수 있는 구성된다.
Patent KR-20000021722-A (KR)
Title: Wafer transferring boat for diffusion furnace
Inventor: HEO SEONG IL
IPC: H01L21/68
Filed: 1998-09-30
Abstract: PURPOSE: A wafer transferring boat is to further provide a lateral rod for connecting each guiding rods of the wafer transferring boat, thereby preventing a bending of the guiding rods in a diffusion furnace at high temperature. CONSTITUTION: A wafer transferring boat comprises two boundary circular plates, a pluralityof guiding rods(13) connecting the boundary circular plate and a plurality of lateral rods(15) connecting the guiding rods to each other. The guiding rods and the lateral rods are made of quartz. The lateral rods are respectively attached to outer sides of the guiding rods so that wafers to be loaded in the boat are prevented from bumping against the lateral rods. Each of the guiding rods is formed with a plurality of slots on an outer side thereof so as to receive the wafers. The lateral rods are respectively disposed at an interval of a certain number of the slots of the guiding rods.
Patent KR-20000026004-A (KR)
Title: Apparatus for driving cd-rom in power-off state and method therefor
Inventor: HAN JUN HO
IPC: G06F1/00
Filed: 1998-10-16
Abstract: PURPOSE: An apparatus for driving a CD-ROM in OFF state is provided to have a high value-added additional function and to reduce an unnecessary loss of power by driving a CD-ROM without a full drive of a computer. CONSTITUTION: A key input matrix(310) is connected to plural input keys requiring an operation of a CD-ROM. And the key input matrix generates an interrupt if the input keys are pressed. A microcomputer(320) generates an ON signal in response to the interrupt and outputs an output signal of a predetermined voltage level. Another microcomputer(334) in the CD-ROM drive is reset according to the ON signal and operates the CD-ROM drive through a detection of the output signal. A power supply is provided for supplying power source.
Patent KR-20000027297-A (KR)
Title: Program method in flash memory cell
Inventor: YANG TAE HUM
IPC: G11C16/00
Filed: 1998-10-27
Abstract: PURPOSE: A program method in a flash memory cell is provided to minimize the operation time by overlapping an operation time of the program according to program enable signals having different periods. CONSTITUTION: 4N bits are divided into first and second blocks with 2 bits for a program when operating the program, and then the operation of the program is performed according to first and second program enable signals(PGM1,PGM2) having each different periods. The operation of the program is performed to 2N bits of the first block according to the first program enable signal(PGM1). The operation of the program is performed to 2N bits of the second block according to the second program enable signal(PGM2) while performing the operation of the program of the first block. The operation of the program is completed to 2N bits of the first block according to the first program enable signal(PGM1) while performing the operation of the program of the second block. The operation of the program is completed after a time(Tp) is passed to 2N bits of the second block by the second program enable signal(PGM2).
Patent KR-19990037459-A (KR)
Title: 잉크젯 프린트헤드를 청소하기 위한 와이핑 장치 및 방법과 잉크젯 프린트 장치
IPC: B41J2/165
Filed: 1998-10-28
Abstract: 비노출형 와이퍼 및 와이퍼 스크레이퍼(wiper scraper) 장치는 잉크젯 프리트 장치내에 장착된 잉크젯 프린트헤드로부터 잉크 잔류물을 와이프하기 위해 연장되는 와이퍼를 구비하며, 와이핑 후 와이퍼가 스크레이퍼 장치내의 비노출형 정지 위치로 후퇴할 동안 잉크 잔류물은 와이퍼에 의해 스크레이프된다.  몇몇 잉크젯 프린트헤드를 청소하기 위해, 몇몇 상기 비노출형 와이퍼는 프린트헤드를 청소하기 위해 동일한 갯수로 제공될 수 있다.  이 와이퍼의 비노출 특성은 정지 위치와 와이핑 위치사이에서 와이퍼의 독립적인 운동을 가능하게 하며, 이는 각각의 프린트헤드, 또는 프린트헤드 형태의 필요를 서비스하기 위해 맞춤가공된 독립적인 와이핑 루틴의 사용을 촉진한다.  또한, 하나 또는 이상의 잉크제서 프린트헤드를 청소하는 방법과 더불어 비노출형 와이핑 장치를 구비한 잉크젯 프린트 장치가 제공된다.
Patent KR-20000031432-A (KR)
Title: Analysis method for converting procedure oriented program into object oriented program
Inventor: PARK SEONG HUI
IPC: G06F9/44
Filed: 1998-11-06
Abstract: PURPOSE: An analysis method for converting procedure oriented program into object oriented program is to provide a method to generate necessary information by converting into internal program representation when each procedure oriented programming language is parsed according to a generation rule using the stack. CONSTITUTION: A token is generated from the procedure oriented source code(401) and stored in the stack(402). It is confirmed whether the contents of the stack is suitable for various generation rules of the procedure oriented programming language(403). If there is a suitable rule among various generation rules, the contents is converted into IPR(Internal Program Representation) according to the generation rule(404). A relation between program sentences is searched from the converted IPR(405). Information necessary in common to be converted into object oriented program is abstracted(406). Information required in each module is abstracted through library(407).
Patent KR-20000031745-A (KR)
Title: Media access controller
Inventor: YOON SEONG HO
IPC: H04N21/437
Filed: 1998-11-10
Abstract: PURPOSE: A media access controller is to control a time slot and timing in accessing to network for transmitting data upward on cable TV network such as HFC(Hybrid Fiber Coax). CONSTITUTION: A reception data processing unit(10) processes data inputted from the outside, and expels T1 frame and timing signal. A count value generating unit expels an upward slot position count value from the timing signal, and output a first and second clock signals according to the timing signal. A competition assignment slot generation processing unit(40) compares a value obtained by repeatedly counting a certain number of time slot by 3msec unit according to the first clock signal with a competition assignment slot number within a slot composition index data expelled from the T1 fame and timing signal, outputs a competition assignment slot control signal. A controlling unit(30) outputs a control signal for controlling a competition assignment and fixed assignment according to a media access control relation data expelled from a reception ATM(Asynchronous Transfer Mode) data processing unit(14), and outputs the fixed assignment slot number.
Patent KR-20000033832-A (KR)
Title: Method for manufacturing polysilicon thin film transistor substrate of liquid crystal display device
Inventor: JEONG CHANG O
IPC: H01L29/786
Filed: 1998-11-26
Abstract: PURPOSE: A manufacturing method of a polysilicon thin film transistor having a lightly doped drain(LDD) structure is provided to reduce steps of process and to manufacture a polysilicon thin film transistor by implantation of a low energy ion and a low heat treatment. CONSTITUTION: After a buffer layer is formed on a substrate(10), a polysilicon pattern(20) and a gate oxide layer(30) are successively formed on the substrate(10). A gate electrode(40) is then formed on the gate oxide layer(30), and n-type dopant is lightly doped into the polysilicon pattern(20) to define LDD regions(230). Next, a dielectric layer(60) is deposited and contact holes(610) are formed in both layers(30,60) to expose a portion of the LDD regions(230). High-concentrated n-type dopant is further doped by using the dielectric layer(60) as a mask, and actuated by heat treatment, so that a source region(210) and a drain region(220) are defined. After that, a source electrode, a drain electrode, and a protective layer are formed. Finally, a pixel electrode is formed to contact with the drain electrode.
Patent KR-19990037589-A (KR)
Title: 축산분뇨의 처리방법
IPC: C05F3/00
Filed: 1998-12-10
Abstract: 본 발명은 각종 가축에서 배출되는 축산분뇨의 메탄가스를 이용하여 각종 소비성열원으로 사용코자 하는 것이며, 이와 같은 열원의 사용에 따라 메탄가스가 완전히 소진되면, 해당 분뇨를 퇴비로 활용하는 처리방법에 관한 것인데, 각종 가축으로부터 배출되는 축산분뇨가 축사 바닥의 메쉬망을 통해 낙하되어 적치되면 별도로 마련되는 이송수단에 의해 밀려져 미리 정해진 시간대별로 내부가 코팅 처리된 저장탱크에 투입되도록 하고, 상기 저장탱크에 충입된 분뇨는 숙성되어 충분한 량의 메탄가스를 발생할 수 있도록 외부에서 상기 저장탱크에 가스발생 촉진제용 잡초나, 볏집 등의 퇴비와 수분을 적정비율로 투입할 수 있도록 하되, 저장탱크 내에서 발생된 메탄가스는 저장탱크와 탈부착이 자유롭도록 연결된 배관을 통해 이송되어 각종 비닐하우스 등의 난방 및 취사용 연료로 사용될 수 있도록 하며, 상기 분뇨로부터 열원으로는 충분치 못할 만큼 메탄가스 발생이 저조하면 상기 저장탱크를 각 수요자들에게 판매하고 여기에 가요성 튜브와 연결되는 컴프레셔를 장착하여 퇴비화된 분뇨를 비료가 필요한 과수원, 농림지나 육모지 등의 재배지에 뿌려지게 하거나, 혹은 이동용 컨트롤러나 권취 로울러에 감착된 고무튜브를 통해 이동하면서 살포되도록 한 것이다.
Patent KR-20000039544-A (KR)
Title: Suction system of internal combustion engine
Inventor: LEE GYEONG HEON
IPC: F02B31/04
Filed: 1998-12-14
Abstract: PURPOSE: A suction system of a gasoline engine is provided to apply to both a super lean burn system improving the fuel consumption ratio by increasing air/fuel ratio and an engine having a general air/fuel ratio. CONSTITUTION: A suction control valve(130) is closed when a directly spraying gasoline engine is operated in a fuel efficiency mode under a partial load condition. Outer air inlet into a combustor grows into swirl flow with a tumble flow. Then the air is finally in inclined swirl flow. The opening degree of the suction control valve is adjusted depending on intensity of a swirl. When the gasoline engine is operated in an output mode under a complete load or an almost complete load condition, the suction control valve is fully open. Thus, through suction manifolds(122,122a) in a tumble port side and a swirl port side, maximum outer air is inlet into the combustor in order to keep in high volume efficiency.
Patent KR-20000040743-A (KR)
Title: Venting device of compressed coolant gas in hermetic rotary compressor
Inventor: LEE JAE YEOL
IPC: F04C29/00
Filed: 1998-12-19
Abstract: PURPOSE: A venting device of compressed coolant gas in a hermetic rotary compressor is provided to illuminate all kinds of losses and noises caused by a venting valve and to save a producing cost. CONSTITUTION: As a vent hole(120) is closed, the compressed coolant gas inside a cylinder(100) is not vented. In this state, when a vane(100B) is straightly moved by the revolution and rotation of a rolling piston(110), a coolant venting channel becomes equal to the vent hole(120) formed in the cylinder so that the vent hole is opened. The compressed coolant gas inside the cylinder is vented outside through the vent hole. When the coolant venting channel of the vane is out of the vent hole by the rotation and revolution of the rolling piston, the vent hole is closed. Accordingly, the compressed coolant gas inside the cylinder is not vented.
Patent KR-20000046075-A (KR)
Title: Method for forming copper metal interconnect of semiconductor device
Inventor: LEE JONG HYEOP
IPC: H01L21/28
Filed: 1998-12-31
Abstract: PURPOSE: A method for forming a copper metal interconnect is to improve a stability of the interconnect and a reliability of a semiconductor device by effectively removing a particle and a metal ion without damaging to a copper layer. CONSTITUTION: A method for forming a copper metal interconnect of a semiconductor device comprises the steps of: embedding a damascene pattern(13) of an interlayer insulating film(12) formed on a semiconductor substrate(11) with a copper layer(14) and polishing the copper layer with a chemical and mechanical polishing process to provide a wafer wherein the copper layer is polished; first cleaning of the wafer by flowing a mixed solution of HF and BTA(benzotriazole) thereto; and second cleaning the wafer by flowing a diluted acetic acid thereto; and drying the wafer. Before and after the first cleaning step and the second cleaning step, a rinsing step using deionized water is added.
Patent KR-20000064562-A (KR)
Title: 멀티미디어 단말 장치
IPC: H04M11/00
Filed: 1998-01-06
Abstract: 복수 종류의 정보 미디어를 결합한 멀티미디어 무선 통신 시스템에 있어서, 1개의 단말 인터페이스 어댑터에 2종 이상의 단말을 접속하고, 상기 단말 인터페이스 어댑터를 이동국 장치에 접속한다.  이에 따라, 1개의 이동국 장치와 기지국 장치 사이에서, 2종 이상의 정보를 다중화하여 무선 통신을 실행한다.
Patent KR-20000064873-A (KR)
Title: 가스 섬
IPC: F24H1/00
Filed: 1997-12-03
Abstract: 본 발명은 가스가 연소되는 열원(버너)을 포함하고, 매체, 특히 물을 가열하기 위해 열원으로부터 공급받은 열 에너지를 변환하는 장치들을 포함하며, 가스 섬을 작동하기 위한, 전기로 작동되는 보조 장치들을 포함하고, 보조 장치를 위한 전력을 공급하기 위한 열전 발전기를 포함하는 가스 섬에 관한 것으로, 열전 발전기의 가열원(heat source)이 열원(thermal source)으로 이루어지고, 열전 발전기가 가스 섬의 히트 싱크와 협응한다. 
     본 발명에 따르면 온도 제한을 위해 열전 발전기(22)의 가열원이 조정가능한 열 전달 매체(28, 42)를 통해 열원과 연결된다.
Patent KR-20000034774-A (KR)
Title: Diamond coated cutting member and method of making same
Inventor: KAMMERMEIER DIRK
IPC: C23C16/02
Filed: 1997-02-21
Abstract: PURPOSE: A diamond coated cutting member and method of making same provides an improved diamond coated elongate rotary cutting member, and a method of making the same. CONSTITUTION: A cutting member includes an axially forward cutting surface(42), a flute(50)and a fluted land(52). The cutting member comprises a substrate with hard grains bonded together with a metallic binder. A substrate has a first substrate region that presents an irregular surface so as to define the axially forward cutting surface(24,26) and the fluted land(52). A first substrate region contains relatively large hard grains near the surface thereof that are larger in size than the hard grains in the interior of the substrate. A diamond coating is on the surface of the first substrate region. The substrate has a second substrate region that defines the flute.
Patent KR-20000050909-A (KR)
Title: Liquid crystal display
Inventor: LEE CHANG HUN
IPC: G02F1/136
Filed: 1999-01-15
Abstract: PURPOSE: A liquid crystal display device is provided to improve the response time of the liquid crystal display device. CONSTITUTION: A liquid crystal display device includes a thin film transistor substrate(20), a color filter substrate, and liquid crystal. The thin film transistor substrate(20) includes at least one common electrode(12) and the pixel electrode(14) which are parallel to each other. The color filter substrate includes a plurality of transparent electrodes which are implemented along with the color filter layer normal to the common electrode. The liquid crystal is inserted between the color filter substrate and the thin film transistor substrate. The transparent electrodes are implemented in a zig-zag formation so as to make a predetermined angle from the black matrix.
Patent KR-20000051785-A (KR)
Inventor: KIM YEONG MUN
IPC: H01L21/68
Filed: 1999-01-26
Abstract: PURPOSE: A punch set using on a singulation process for ball grid array(BGA) is provided to improve a product quality and an operation efficiency. CONSTITUTION: A punch holder(100) includes a punch fixing inserter(102) inserting a punch(110) to a body, and a hole(104) fixing a punch holder to a stripper. A punch fixing inserter is projected from a punch holder. A punch includes two punch fixing holes(114) for inserting it to a punch holder. A side face of a punch forms a slanting line(B) to be fixed in cooperation each other when 4 punches are assembled by inserting to a punch fixing inserter, so respective position is maintained firmly. It also results in reduction of abrasion of a stripper fixing a punch set.
Patent KR-19990037846-A (KR)
Title: 록킹너트
Filed: 1999-02-03
Abstract: 본 발명은 한번 장착되면 이완을 확실하게 방지하기 위한 록킹너트에 관한 것으로서, 본 발명은 이를 위해 보울트(1)의 나사산(1a)과 대응되게 형성된 나사산(10a)과, 록킹스프링 및 스냅링 수용부(11)가 형성되며 수용부(11)에는 절단홈(12,13)이 형성되며 일측단부에는 걸림턱(14)이 형성된 너트수단(10)과; 수용부(12)에 장착되어 상기 너트수단(10)의 이완을 방지하기 위한 록킹스프링(20)과, 스냅링(30)으로 구성된다. 그리고 수용부(11)에 삽입되는 록킹스프링(20)은 양단부가 상기 절단홈(12,13)에 각각 걸리도록 설계되고 너트수단(10)의 조임 시에는 조임을 용이하도록 하며 풀림을 방지하기 위한 경사부위(21)를 구비하되 이 경사부위(21)는 너트수단(10)의 나사산(10a)쪽으로 돌출되고, 수용부(11)에는 록킹스프링(20)과 스냅링(30)을 동시에 수용하거나, 록킹스프링(20)과 스냅링(30)을 각각 수용하기 위한 수용홈(11a)(11b)이 각각 형성될 수도 있고 또한 스냅링(30)만을 수용하기 위한 수용홈(11b)이 형성될 수도 있다.
Patent KR-20000059573-A (KR)
Inventor: HWANG SANG CHEOL
IPC: H04W28/10
Filed: 1999-03-05
Abstract: PURPOSE: A cell device for channels of adaptive layer-2 in an asynchronous transfer mode(ATM), is provided to utilize an utopia level in 1 or 2 with four 53 multiplied by 8-bit dual port RAM of an input terminal and a 53 multiplied by 8-bit FIFO of an output terminal so as to interface with a chip built-in an utopia function. CONSTITUTION: An input selecting circuit(1) selectively stores inputted data in one among four input buffers. First-fourth ATM adaptive layer(AAL)2 input buffers(2-5) are connected to an output terminal of the input selecting circuit. A read controlling circuit(6) controls a reading operation according to an AAL2 packet format. AAL2 cell header/cells per second(CPS) packet processing circuits(7,8) convert an ATM header by connecting to the read controlling circuit. A padding processing circuit(9) divides an AAL2 packet into users by padding an output of the CPS packet processing circuit. A write controlling circuit(10) stores the divided data in one output buffer. First-fourth AAL2 output buffers(11-14) store data by connecting to an output terminal of the write controlling circuit. An output selecting circuit(15) selects to data from the output buffers(11-14).
Patent KR-20000060289-A (KR)
Inventor: YOO YEONG GI
IPC: G06K19/10
Filed: 1999-03-13
Abstract: PURPOSE: A card reader using fingerprints is provided to identify the card holder by receiving the card holder's fingerprints through the card recognition device, transmitting the fingerprints to the server, and identifying the card holder by using the server's fingerprints database. CONSTITUTION: A card reader using fingerprints is composed of codification, storing of fingerprints, reception, and identification. The card(10) stores the first codified fingerprint image, the card reader(20) reads and outputs the first codified fingerprint image. The storing device(30) converts multiple codified fingerprint images into a database form and stores it. The fingerprint signal processor(40) receives the card holder's fingerprints, executes visual processing of the fingerprint image, and stores it as the third fingerprint image signal. The microprocessor(50) reads the first fingerprint image when it is generated and searches for the second fingerprint image that is identical to the first fingerprint image in the DB. If identical fingerprint exists, the microprocessor requests for the third fingerprint image to fingerprint signal processor, receives it, determines whether the second fingerprint image and the third fingerprint image are identical to each other, and identifies the card holder.
Patent KR-20000061438-A (KR)
Inventor: LEE BYEONG CHEOL
IPC: H01L21/66
Filed: 1999-03-26
Abstract: PURPOSE: A method for measuring the critical dimension and overlapping degree is provided to increase the productivity of articles by reducing the time for measuring the overlapping degree. CONSTITUTION: A wafer is positioned on a critical dimension measuring position. The critical dimension of patterns formed on the wafer is measured. At the same time, an overlapping measuring position of the wafer is calculated based on the predetermined reticle information. The information regarding to the critical dimension is stored. Then, the wafer is moved to the overlapping measuring position. After measuring the overlapping degree of the patterns formed on the wafer, the information regarding to the overlapping is stored. The stored information of the critical dimension and the overlapping of patterns are displayed.
Patent KR-20000073484-A (KR)
Inventor: KIM SEOK GWAN
IPC: H05K9/00
Filed: 1999-05-11
Abstract: PURPOSE: An electromagnetic wave suppressing apparatus is provided to suppress harmful electromagnetic wave radiated between a sealing cover and a DC power input jack. CONSTITUTION: In an electromagnetic wave suppressing apparatus, a DC input jack(6) is located at one end of a printed circuit board(7), and the DC input jack(6) and the printed circuit board(7) are covered by a case(5). A conductive cap(1) is provided to as to surround the outer portion of a mold of the DC input jack(6), and the conductive cap(1) and the case(5) are closely joined so that an electric conduction path is formed.
Patent KR-20010002597-A (KR)
Inventor: YOO YEONG GI
IPC: G06K9/00
Filed: 1999-06-16
Abstract: PURPOSE: A fingerprint contact sensor is provided to sense a variation of alternating current frequency, occurring at a fingerprint contact, by using a contact LED(Light Emitting Device), and maintain an idle state when there is no fingerprint contact so that it can enhance a product reliability. CONSTITUTION: A fingerprint contact sensor comprises an inverter(11), a fingerprint input module(12), and a frequency variation sensor(13). The inverter(11) outputs selectively a first alternating current or a second alternating current according to an idle state of the fingerprint input module(12). The fingerprint input module(12) maintains the idle state when the first alternating current is supplied from the inverter(11), and generates a photo image when the second alternating is supplied from the inverter(11). The frequency variation sensor(13) senses the frequency variation from the second to the first alternating current. The fingerprint input module(12) includes a contact LED(Light Emitting Device)(12a), a lens(12b) and an image sensor(12c). The fingerprint gets contacted on a surface of the contact LED(12a), then the LED generates a photo image having the fingerprint pattern, the photo image is projected on a surface of the image sensor(12c), and the image sensor(12c) converts the photo signal into the electric image signal.
Patent KR-20010003457-A (KR)
Inventor: CHO SEONG YUN
IPC: H01L21/205
Filed: 1999-06-23
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to simplify processing steps without a process to lessen a topology and to eliminate impurities caused by lessening the topology, by depositing a polysilicon layer for a plug by a high density plasma chemical vapor deposition(HDP-CVD) method while etching the polysilicon layer. CONSTITUTION: A conductive layer pattern having an insulating layer spacer on its sidewall is formed on a cell region and a peripheral region of a semiconductor substrate(30) in which a cell region and a peripheral region are defined. A polysilicon layer(35) for a plug is formed on an insulating layer to fill the contact hole. An anti-reflective coating(ARC) layer(36) is formed on the polysilicon layer. The ARC layer and the polysilicon layer are etched to form the polysilicon layer for the plug in the cell region and to eliminate the ARC layer in the peripheral region. The polysilicon layer is formed by a high density plasma chemical vapor deposition(HDP-CVD) method while a topology of the polysilicon layer lessens.
Patent KR-20010003687-A (KR)
Inventor: HUH YEON CHEOL
IPC: H01L21/027
Filed: 1999-06-24
Abstract: PURPOSE: A method of improving a dual damascene process is to decrease the degree of difficulty for a lithography process and an etching process, thereby obtaining an increased yield rate in the process and stabilizing the characteristic of a semiconductor element. CONSTITUTION: A method of improving a dual damascene process comprises the steps of: forming the first conductive film(2), the first and the second interlayer insulation film(3,5), the first and the second anti-etching film on a substrate(1); forming the first mask pattern on the second anti-etching film; etching the second anti-etching film, and removing the first mask pattern; forming the second mask pattern on the resultant created by the etching and removing process; etching the second interlayer insulation film exposed by the process for forming the second mask pattern; etching an exposed anti-etching film; etching the interlayer insulation films which is exposed by etching the exposed anti-etching films; and embedding the second conductive film in a hole created by the etching the interlayer insulation films.