baber/WOPTO huggingface dataset:
Patent KR-20000047372-A (KR)
Inventor: ANTS YOAKIM
IPC: C21B5/02
Filed: 1999-03-04
Abstract: PURPOSE: A method and a device for producing a metal from a metal ore are provided to use a plastic waste contained organic and/or inorganic polluted forms as a supplying material of a reduced gas composition. CONSTITUTION: A plastic material is returned to a lance(18) through a returning conduit(10) after inputting inside an air flowing of a hearth in a blast furnace and inputting the air flowing through the lance(18). The returning conduit of plastic material(10) is equipped with a first, a second and a third blocking devices(24)(28)(29). A device to couple a compressed air is additionally offered in the returning conduit or the lance. The first blocking device(24) is closed when a blockage of plastic material is generated in the returning conduit(10) or the lance(18). The second blocking device(28) is closed when air of high temperature is infiltrated into the returning conduit(10) and/or the lance(18) through the inputting lance(18) in an opposite direction of a normal returning direction. The third blocking device(29) is closed when the compressed air is inputted through the lance(18). Thereby the inputting lance is cooled.
Patent KR-19990046384-A (KR)
Title: 절첩등의제조방법및그절첩등
Filed: 1999-03-04
Abstract: 본 발명은 불교의식 등에 사용되며 상하부로 절첩가능한 절첩등에 관한 것으로서, 일반적으로 종래에는 단일의 와이어를 나선형으로 절곡하여 그 외측에 종이를 감싸도록 접합하는 것에 의해 제조하므로 와이어를 나선형으로 만들고, 이에 종이를 감싸는 작업이 불편하여 전체적인 생산성을 저하시킴은 물론 상기 와이어를 원형으로만 절곡가능하여 생산가능한 제품의 한정 및 일정한 규격으로의 제작곤란등의 작업이 곤란한 문제점을 갖고 있었다. 
     상기한 종래기술이 갖는 제반문제점을 해결하고자, 본 발명은 절첩등 몸체(10)의 절곡형태 및 사이즈에 따라 그 형태, 사이즈를 달리하는 다수개의 지지링(21)(22)(23)으로 골조(20)를 구성하고, 상기 골조(20)의 외표면으로 동일 형상으로 된 일체 또는 분할형태의 커버(30)를 감싸 접합하여 생산하게 되므로 상기 골조(20), 커버(30)의 제작 및 골조(20)의 외표면으로 커버(30)를 부착함에 따른 제작상의 작업성, 생산성이 우수하게 제공되고, 또한 상기 절첩등 몸체(10)가 일정한 형태를 유지하는 상태로 다량생산이 가능함은 물론 다양한 형태로의 변형제작이 용이하여 상품성이 우수하게 제공되도록 하는데 그 특징이 있다.
Patent KR-19990046504-A (KR)
Title: 성형품에입체감을부여하는표면가공법
Filed: 1999-03-23
Abstract: 본 발명은 성형품에 입체감을 갖도록 하는 표면가공법에 관한 것으로, 더욱 상세하게는 건축 내외장품 및 가구 등으로 가공된 1차 성형품 또는 판넬에 입체감을 갖도록 하는 표면가공법에 관한 것이다. 
     본 발명은 건축물의 내외장품 및 가구 등의 성형품의 제조시, 기초 성형재료를 이용하여 성형품(1)을 형성하는 제 1단계, 상기 제 1단계에서 형성된 성형품(1)의 표면 위에 입체감을 형성시킬 수 있는 문양(2)을 배치 부착하는 제 2단계, 상기 제 2단계의 문양(2)이 부착된 성형품(1) 위에 투명한 접착제를 도포하여 접착제 층(3)을 형성하는 제 3단계,  상기 입체감 문양(2) 위에 마무리 시트(4) 층을 완전히 덮어주는 제 4단계, 상기 시트(4)가 덮여진 성형품을 감압 히터실(5)로 이동시켜 하부다이(6)를 올려 상부다이(7)에 근접거리로 이동시키고 상부다이(7)의 가열히터(8)를 약 100 ~ 140℃의 온도에서 약 60초 ~ 100초간 가열하여 시트(4)를 예열시키는 제 5단계,  상기 시트(4)가 예열된 상태에서 하부다이(6)에 형성된 진공구(9)를 통해 진공시켜 시트(4)가 완전히 성형품(1)에 밀착되도록 하면서  상부다이(7)에서 예열된 공기(10)를 약 4㎏/㎠의 압력으로 가압하는 제 6단계로 이루어지는  것을 특징으로 하는 성형품에 입체감을 부여하는 표면가공방법이다.
Patent KR-20000065869-A (KR)
Inventor: CHO YUL JE
IPC: H04W36/08
Filed: 1999-04-09
Abstract: PURPOSE: A hand-off method in a mobile communication system is provided to improve a speech quality by preventing that a speech obstacle of a mobile station is occurred or a speech blocking of a mobile station is occurred when performing a hand-off. CONSTITUTION: A mobile station(M) measures a receiving intensity to a base station(B1) and transmits the receiving intensity to the base station(B1)(S'1). The base station(B1) receives the receiving intensity transmitted from the mobile station(M) to judge as to wether the receiving intensity is less than a threshold value and transmits a hand-off start message to a control switch station(S) when the receiving intensity is less than the threshold value(S'2). The switch station(S) receives the hand-off start message and transmits a receiving intensity measuring indication message to the base station(B1) and adjacent base stations(B2-B7)(S'3). The base station(B1) and adjacent base stations(B2-B7) receive the receiving intensity measuring indication message to measure a receiving intensity with the mobile station(M) and transmit a receiving intensity measuring result message to the switch station(S). The switch station(S) indicates a speech channel opening with the mobile station(M) to the greatly excellent base station(B2) and indicates a speech channel closing with the mobile station(M) to the base station(B1)(S'5).
Patent KR-20000066613-A (KR)
Inventor: BAE SEONG RYONG
IPC: G02F1/13
Filed: 1999-04-19
Abstract: PURPOSE: A cleaning and feeding system of liquid crystal cell is provided to completely remove particles attached on the center and edges of the cell and automatically discriminate the failure and ID of the cell. CONSTITUTION: A cleaning and feeding system of liquid crystal cell comprises a conveyer(10), a carrying unit(20), a camera unit(30), a cleaning unit(40) and a fork unit(60). The cells are entered into the entrance of the conveyer(10) and stored in the outlet of the conveyer. The carrying unit(20) is disposed in the entrance site of the conveyer to seat the cells on the conveyer. The camera unit(30) photographs the inherent number of the cells seated on the conveyer to transfer the images to a controller. The cleaning unit(40) removes particles on the cell carried by the conveyer. The fork unit(60) stores the cleaned cells into a cassette.
Patent KR-19990083318-A (KR)
Title: 과산화조성물들
IPC: C08F4/34
Filed: 1999-04-19
Abstract: 중합체경화(polymer curing)를 위한 조성물(composition)들에 있어서, 
     a) 하나 이상의 유기과산화물(organic peroxide)들 및 
     b) 트란스(trans), 트란스-2,6-디메틸-2,4,6-옥타트리엔(trans-2,6-dimethyl -2,4,6-octatriene)을 구비하는 조성물들이 제공된다.
Patent KR-20000067116-A (KR)
Inventor: KIM YEONG HUN
IPC: G02F1/1335
Filed: 1999-04-23
Abstract: PURPOSE: A plate for oscillating optical path is provided to shift the running direction of linearly polarized light with simple structure. CONSTITUTION: A plate for oscillating optical path comprises top and bottom plates(11,13) and an optical path shifting layer(15). The plates(11,13) are disposed to oppose each other and consist of transparent material in order not to influence on light transmission. The optical path shifting layer(15) is inserted between the plates(11,13) and consists of mixed material of liquid crystal and resin. The liquid crystal is twisted nematic liquid crystal twisted by 90 deg. Liquid crystal in which twisted liquid crystal molecules are arrayed in random may be used.
Patent KR-20000067191-A (KR)
Inventor: JEON CHUN TAIK
IPC: C09J163/00
Filed: 1999-04-24
Abstract: PURPOSE: A process for manufacturing one phase type wet hardening adhesive is able to adhere surface of synthetic resins product such as polyethylene, poly(4-ethylenefluoride) having very low critical surface tension without pretreat process to reform surface of synthetic resins surface. CONSTITUTION: A process for manufacturing one phase type wet hardening type adhesive is characterized by the steps of: first step to mix part of polyol(B) required quantity, epoxy resins(C), defoamer to diisocyanate(A) removed moisture, raises temperature to 40-60°C; second step to mature for 2-5hours by mixing rest polyol(B), polymerization preventive agent, surfactant, solvent and raises temperature to 70-90°C; third step to mix and cool reaction stabilizers.
Patent KR-20000067273-A (KR)
Inventor: YANG HAE JONG
IPC: F21V7/00
Filed: 1999-04-19
Abstract: PURPOSE: An energy saving type industrial fluorescent lamp is provided to prevent an energy loss by using a reflecting mirror and a counter light section. CONSTITUTION: An energy saving type industrial fluorescent lamp comprises a fluorescent lamp body, a reflecting mirror(11), a heatproof hole, a stabilizer(17), a die, a counter light section(13), an acrylic fluorescent lamp cover, and a noctilucent constellation. The fluorescent lamp body is fixed inside of the fluorescent lamp(21). The reflection mirror reflects the light of the fluorescent lamp. The heatproof hole discharges the light and the heat of the fluorescent lamp. The stabilizer is located within the die. The noctilucent constellation is formed on a surface of the acrylic fluorescent lamp cover.
Patent KR-20000072862-A (KR)
Inventor: KWON IL JUN
IPC: B66C17/00
Filed: 1999-05-01
Abstract: PURPOSE: A trolley is provided to reduce the weight and to suppress the concentration of a load by using a trolley having two wheels. CONSTITUTION: A trolley wheel(6) is rotated and a remaining wheel(6) is interlocked by delivering power to a driven gear through an intermediate gear. Then two wheels are installed one edge of the trolley and Thus, the load is prevented from being concentrated for the wheels and a rail(7). The trolley wheel is rolled along the rail on a guiding bracket(9) installed inside a box girder(8). The trolley driver is installed on a driver frame(4) and composed of a motor and a decelerator.
Patent KR-20000073510-A (KR)
Inventor: SUK GA MUN
IPC: H01L21/28
Filed: 1999-05-11
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to reduce resistance of a multilayered metal thin film by preventing a reactant from being generated by reaction between a titanium atom of a lower nitride titanium layer and an aluminum atom of an aluminum alloy layer at a high temperature process. CONSTITUTION: An insulating layer(12) is formed on a silicon substrate(11). The insulating layer is patterned to form a contact hole. A barrier metal(14) is formed in the contact hole. The first conduction layer is filled in the contact hole. The second conduction layer is formed on the silicon substrate. An oxygen plasma process is performed to form a fine oxidation layer(20) on the second conduction layer. The third conduction layer is formed on the fine oxidation layer. An anti-reflecting conduction layer is formed on the third conduction layer.
Patent KR-20000073801-A (KR)
Inventor: JUNG SANG MU
IPC: H01L27/10
Filed: 1999-05-14
Abstract: PURPOSE: A method for manufacturing a semiconductor memory is provided to reduce a step difference between a memory cell region and a peripheral circuit region, by simplifying a manufacturing process while omitting an evaporation process of a nitride layer evaporated only on the memory cell region. CONSTITUTION: A cell region and a peripheral circuit region are defined on a semiconductor substrate(1) wherein a memory cell is formed in the cell region and a peripheral circuit is formed in the peripheral circuit region. A gate(3-1,3-2,3-3,3-4,3-5) is formed in each region. A low density source/drain is formed on both sides of the gate, and an oxidation layer(4) is evaporated. The oxidation layer only evaporated on the cell region is selectively dry-etched to form a sidewall(5) on a side of the gate in the cell region. Polycrystalline silicon is evaporated in the cell region, and is planarized to form a plug(6) between the sidewalls wherein the plug is connected to the low density source/drain. An insulating layer(10) is evaporated on the peripheral circuit region, and the insulating layer and remaining oxidation layer under the insulating layer are dry-etched to form a sidewall on a side of the gate in the peripheral circuit region. Impurity ions are injected to form a high density source/drain. A planarization layer is evaporated on the entire surface of the resultant structure. A contact hole is formed on the planarization layer to expose a specific region of the plug and peripheral circuit regions.
Patent KR-19990064878-A (KR)
Title: 고속의 모듈라 멱승 연산기
IPC: G06F7/552
Filed: 1999-05-18
Abstract: 본 발명은 고속의 모듈라 멱승 연산기에 관한 것이다. 전자상거래용 RSA 암호화 및 복호화 공개키 알고리즘을 적용한 고속의 모듈러 멱승 연산기는 E 레지스터(10), 보수부(20), M 레지스터(30), Y 레지스터(40), B 레지스터(50), X 레지스터(60) 및 모듈러 곱셈부(Modular multiplication unit)(100)로 구성되고, RSA 암호화 및 복호화 알고리즘을 하드웨어로 구현하기 위해, RSA 암호화 및 복호화에 사용되는 모듈러 멱승 연산식 C := b e mod m을 계산하도록 평문 b, 암호화 또는 복호화 지수는 e 및 모듈러스를 m를 입력받아 모듈러 멱승 연산을 실행하여 암호문 및 복호문 C를 출력한다. 따라서, RSA 공개키 암호 시스템을 하드웨어로 구현한 고속의 모듈라 멱승 연산기는 네트워크에서 전송되는 데이터들을 암호화된 데이타로 바꾸거나 전자상거래에서 디지털 서명 등에 사용될 수 있다.
Patent KR-20010005000-A (KR)
Inventor: KIM HAN MIN
IPC: H01L21/31
Filed: 1999-06-30
Abstract: PURPOSE: An insulating film flattening method in semiconductor device is provided to be capable of improving the aspect ratio and the flattening degree of an insulating film. CONSTITUTION: An insulating film(13) is formed on a semiconductor substrate(11) in which underlying structures such as a conductive pattern(12), etc. are formed, and is then treated by low-temperature annealing process. A sacrificial film(14) is then formed on the entire structure and is then cured. The insulating film and the sacrificial film are treated by blanket etch-back in the same chamber.
Patent KR-20010005061-A (KR)
Inventor: KANG SEONG GYUN
IPC: B29C45/57
Filed: 1999-06-30
Abstract: PURPOSE: A method for manufacturing a side moulding material for an automobile is provided to improve the external appearance of the side moulding material and to prevent the waste of a resin material due to overflow. CONSTITUTION: A method for manufacturing a side moulding material for an automobile includes the steps of inserting a gas channel(22) from the outside to the inside of an upper mould(20) and a lower mould(30) installed in a side moulding material shape(10), injecting gas(23) into the inside of the gas channel, putting a resin material(40) into the inside of the upper mould and the lower mould at 50-60% pressure of the gas pressure for forming a hole(41) in the area of the gas channel, injecting the gas at 120-130% pressure into the inside of the gas channel for completely forming the hole and extracting the gas channel to the outside of the upper mould and the lower mould, and forming the side moulding material by separating the upper mould and the lower mould.
Patent KR-20010009468-A (KR)
Inventor: LEE JAE BONG
IPC: B23K9/133
Filed: 1999-07-09
Abstract: PURPOSE: A wire feeder is provided to reduce weight of a product and a producing cost and to improve productivity and working efficiency by unifying the functions and performance of a main feeder and a subsidiary feeder when using a pale pack. CONSTITUTION: A connector(30) connecting and separating a welding wire is installed in a portion of a body frame(11) of an extending feeder. At rear of the body frame, a hub(13) whereon the welding wire is wound is installed. A feeding adapter(20) guiding withdrawal of the welding wire is installed in the center of the body frame. A press roller assembly(26) with a pressurizing roller is installed on the axial line of the feeding adapter. In the upper end of the press roller assembly, a pressurizing handle(27) adjusting pressurizing force applied on the welding wire is installed. In a portion of a roller(28), a printer motor(19) is placed. In the upper of the body frame, a control box(16) controlling the printer motor is installed.
Patent KR-20010009470-A (KR)
Inventor: OH YEONG SEOK
IPC: E05B55/00
Filed: 1999-07-09
Abstract: PURPOSE: A underwater electronic unlocking device is provided to release apparatuses and installations by transmitting a remote signal by supersonic waves in the surface of the water. CONSTITUTION: A underwater electronic unlocking device includes a spring hole(16) having a spring(18) in the center of a main body(12), a tongs clevis pin(20) communicating with the spring and formed in the top of the spring, a presser bar(22) formed in the top of the spring, an electromagnet(26) installed in one side of the presser bar with having a trigger(24) in order that the presser bar can not be lifted by the elasticity of the spring, large tongs(28) are connected with both ends of the tongs clevis pin, a bracket(36) formed at both parts of the main body with being fixed at both parts of the center part of the large tongs by hinges(30), and a bracing rod(14) formed in the lower part of the main body with engaging with both ends of the large tongs.
Patent KR-19990073436-A (KR)
Title: 양액및그양액을이용한방법과그용도
IPC: A01G31/00
Filed: 1999-07-13
Abstract: Na 2 SiO 3 을 280 ~ 300g 과 Na 2 CO 3, KHCO 3, 및 NaHCO 3 , NaOH 중 선택된 어느 하나를 사용하여, 그 중 150 ~ 200g을 혼합, 가열하여 온도 40℃로 가열하기 시작하여 65 ∼ 100℃ 까지 열을 가하면서 녹인 다음, 글리세린(glycerine)200 ~ 300g을 교반하여 혼합한다.  이때 글리세린, 설탕(SUCROSE), 포도당 중 선택된 어느 하나를 사용할 수 있으며, 혼합이 완전히 될 때까지 교반하고 만약, 혼합이 잘 안될 경우에는 약간의 열을 다시 가하여 혼합함을 특징으로 하는 양액의 제조방법과 가축의 음수용으로 준비된 양액을 300 ∼ 500 배액으로 희석하여 소, 돼지, 닭 등의 가축에게 음수시켰을 때, 각종 질병과 사료의 소화율 및 변이 잘 나와 사육장 내의 암모니아 발생이 적게 방출되고 사육장이 청결하게 하므로 환경이 깨끗하여 맑은 공기를 마실 수 있으므로 건강한 환경이 될 수 있다.  양액에 밀기율과 미강, 당밀 등을 섞어서 Na 26.59%, Si 14.01%, K 5%, O 2 53.3%, 기타 1.2%의 조성비로 구성됨을 특징으로 준비된 양액 5ℓ ∼ 20ℓ밀기율 내지 미강 1000㎏ 과 당밀 20㎏, 숯가루 1㎏, 물 100ℓ등을 골고루 섞어서 발효시킨 다음 건조하여 사용하는 방법.
Patent KR-20010010483-A (KR)
Inventor: AHN JUNG HYEON
IPC: H04N3/16
Filed: 1999-07-20
Abstract: PURPOSE: A circuit for correcting the horizontal linearity of a multi-mode video displayer, is provided to switch a fixed inductor to a variable inductor according to horizontal frequencies by the video mode, and to linearly reduce entire inductance according to the horizontal frequencies linearly increased even in a high resolution mode over 80KHz horizontal frequency, so as to correctly match bilateral symmetry of a screen. CONSTITUTION: A horizontal deflection circuit(10) deflects used electron beam in a horizontal direction by saw tooth wave current flowing in a horizontal deflection coil. A control circuit(20) outputs a first control voltage of a variable direct current level according to horizontal frequencies, and outputs a second control voltage of a high or low level. A correction current supplying circuit(30) outputs a correction current of which the size and directions are varied according to the first control voltage. A first inductor(Ls1) connected to the horizontal deflection coil in serial corrects the size and directions of the saw tooth wave current flowing in the horizontal deflection coil according to the size and directions of the correction current, to vary inductance. A switching circuit(40) is switched on/off according to the second control voltage. A second inductor(Ls2) is connected to the first inductor(Ls1) if the switching circuit(40) is switched on, to vary entire inductance.
Patent KR-20010010577-A (KR)
Inventor: EO JEONG SU
IPC: F02D41/34
Filed: 1999-07-21
Abstract: PURPOSE: A processing device for the crank angle signal and a processing method thereof are provided to enhance the reliability of a missing tooth period in a low temperature and a low velocity and to start a vehicle even in a cold state. CONSTITUTION: A processing device for the signal of a crank angle comprises a crank angle sensor(10), a switching circuit(20), a timer/counter(30), a phase sensor(40) and an ECU(electronic control unit)(50). The crank angle sensor outputs an analog signal according to the rotation of a sensor wheel(11) with a magnetic pickup(12). The switching circuit converts the analog signal to a digital signal and the timer/counter detects the tooth period of the crank angle signal and the number of pulses. The phase sensor outputs a cylinder identifying signal by interlocking with a camshaft. The ECU controls an engine with information from the timer/counter and the phase sensor. With the crank angle signal and the cylinder identifying signal, the number of pulses is counted to calculate the number of rotations. Due to the use of two signals, an engine is finely controlled in a low velocity and a cold start without error.
Patent KR-20010010769-A (KR)
Inventor: DO MUN HYEON
IPC: G02B6/036
Filed: 1999-07-22
Abstract: PURPOSE: A method for fabricating a large size preform of an optical fiber for dispersion control is provided to reduce the variation of the optical property, and to prevent the shrinking deformation of a deposition tube. CONSTITUTION: An optical fiber for dispersion control (300) comprises a core layer(310) composed of silica, germanium oxides and phosphorus oxides, and a clad layer(320) composed of silica, germanium oxides, phosphorus oxides and Freon. A coating layer(330) is disposed on the periphery of the clad. The silica is a main component of the core and the clad, the germanium oxides is added for adjusting the refraction dispersion, the phosphorus oxides is added for reducing the viscosity difference, and the Freon is added for lowering the refraction. The clad layer is deposited on the inner surface of a deposition tube, and the core layer is deposited on the inner surface of the clad layer. A hollow section remaining in the center of the core layer is filled by heating the deposition tube along the axial direction thereof using a burner. It is possible to achieve the uniform optical property by minimizing the variation of the optical property even when a drawing temperature is increased for drawing the optical fiber for dispersion control from the large size preform. Also, it is possible to lower the core deposition temperature, and to reduce the concentration time.
Patent KR-20010016785-A (KR)
Inventor: KIM YU SEUNG
Filed: 1999-08-03
Abstract: PURPOSE: A configuration of system for producing a name card printed an advertisement free of charge is provided to produce name card on which an advertisement from an advertiser is written without cost in compensation for reading the advertisement. CONSTITUTION: A service user requests connection to a web service server(S201). The web service server permits connection of the user(S202) and transmits various kinds of services available to the service user(S203). The service user selects a service among the services for proper type of personal name card(S204) and a design of the personal name card among a number of selectable design for personal name card(S206) provided by the service user server(S205). The service user receives a request for input of personal information from the web service server(S207) and transmits the personal information to the server(S208). The server transmits an advertisement based on the personal information and fitted to the user to the user(S209) and requests production of the name card to a name card producing system. The name card producing system produce the personal name card of the user(S210). The personal name card completed is delivered to the user by delivery system(S211).
Patent KR-19990083880-A (KR)
Title: 일반 비디오 테이프에 정지화면 기록재생장치 및 기록방법
IPC: G11B20/10
Filed: 1999-08-25
Abstract: 본 발명은 일반 비디오 테이프 녹화기를 이용한 정지화면 기록재생장치 및 방법에 관한 것으로서, 특히 디지털 기록매체에 데이터를 기록 및 재생하기 위한 디지털 저장수단과, 아날로그 영상신호를 실시간적으로 디지털 영상신호로 변환하고, 상기 변환된 디지털 영상신호를 소정 화면수로 샘플링하고, 샘플링된 정지화면 데이터를 상기 디지털 저장수단에 기록하고, 상기 디지털 저장수단에 일정량 이상의 정지화면 데이터가 기록되면 일정량의 정지화면 데이터를 독출하고, 독출된 정지화면 데이터에 소정의 더미화면 데이터를 부가하여 아날로그 영상신호로 변환하는 디지털 기록/재생 제어수단과, 디지털 기록/재생 제어수단으로부터 주기적으로 제공된 아날로그 영상신호를 녹화-정지-녹화 동작을 반복하여 자기 테이프에 기록하는 일반 비디오 테이프 녹화기를 포함한다. 따라서, 일반 비디오 테이프 녹화기에서 일정량의 정지화면을 녹화하다가 정지하고 다시 이어서 녹화하는 경우에 먼저 녹화된 부분의 종단에 소정의 더미화면을 부가함으로써 간헐적으로 이어서 녹화되는 선단부에 부가된 더미화면과 오버랩되어 녹화시작되므로 먼저 녹화된 정보의 손실을 방지할 수 있다.
Patent KR-20000028629-A (KR)
Inventor: TOMITA HIROYOSHI
IPC: G11C11/4074
Filed: 1999-08-31
Abstract: PURPOSE: An integrated circuit with a built-in DLL circuit is provided to improve an accuracy of a phase adjustment of a DLL circuit by providing an independent external power to the DLL circuit. CONSTITUTION: An external terminal(31) is connected to a chip pad(27) of a chip(25) through a package lead(29) and a bonding wire(28). The chip(25) has a DLL circuit(1) and a memory circuit(26). The memory circuit(26) has a decoder(DEC), a memory cell array(MCA), a sense amplifier(SA), an input buffer(3), and an output buffer(2). First external powers(Vcc1, Vss1) are provided to the DLL circuit(1). Second external powers(Vcc2,Vss2) are provided to circuits except for the DLL circuit(1).