baber/WOPTO huggingface dataset:
Patent KR-20020079822-A (KR)
Title: 전원전압 변환회로 및 그 제어방법과 표시장치 및 휴대단말
IPC: G09G3/36
Filed: 2001-12-06
Abstract: 출력부에 스위치소자(NchMOS 트랜지스터(Qn12) 및 PchMOS 트랜지스터(Qp12))를 가지는 차지펌프회로를 이용한 전원전압 변환회로에 있어서, 그 기동시에 스위치소자에 대한 스위칭 펄스전압(제어펄스전압)을 제 1클램프회로(13)에 의해 다이오드 클램프하고, 기동프로세스 종료시에 출력전압(Vout)을 이용한 클램프용 펄스에 의거하여 제 2클램프회로(16)에 의해 스위칭 펄스전압을 그랜드레벨(부측의 회로전원전위)에 클램프함으로써, 특히 PchMOS 트랜지스터(Qp12)에 대하여 충분한 구동전압을 얻는다.    이것에 의해, 소면적의 회로규모에 큰 전류용량을 얻는 것이 가능한 전원전압 변환회로와 그 제어방법 및 전원전압 변환회로를 전원회로로써 탑재한 표시장치 및 이 표시장치를 갖춘 휴대단말을 제공한다.
Patent KR-20030009404-A (KR)
IPC: B60S1/38
Filed: 2001-11-28
Abstract: 본 발명은 적어도 하나의 브래킷(18,20,22) 및 와이퍼 립(16)을 포함하고, 장치(32,44,58)에 의해 와이퍼 아암(10)에 대해 측면으로 안내되는, 피보팅 연결된 와이퍼 블레이드(16)를 포함한 와이퍼 아암(10)에 관한 것이다.  와이퍼 아암(10)에 할당된, 장치(32,44,58)의 제 1 부품(34,48,62)은 차량 스크린(30)에 대해 대략 수직으로 배치된 스프링 커넥터(38,50,60)를 통해 와이퍼 블레이드(16)에 할당된 제 2 부품(36,46)에 연결된다. 
     본 발명에 따라 제 2 부품(36,46)이 와이퍼 블레이드(16)에 고정 연결된다.
Patent KR-20030003256-A (KR)
IPC: G01L9/00
Filed: 2002-02-14
Abstract: 본 발명은 부식성 매체의 압력을 측정하기 위한 압력센서 모듈에 관한 것이다. 통상적인 압력센서 셀들은 부식방지의 용도로 압력센서 칩에 의해 변경되며, 이때 상기 압력센서 칩은 압력을 전달하는 액체의 큰 부피를 필요로 한다. 이러한 점은 보정 및 높은 측정 정밀도에 대해 바람직하지 못하다. 본 발명에 따른 압력센서 모듈(1)은 하나의 어댑터(21)에 연결되어 있는 통상적인 센서 셀(5)을 이용한다.  상기 어댑터는 압력 전달 매체에 대해 매우 적은 부피를 포함한다.
Patent KR-20030016263-A (KR)
Title: Analgestic anti-inflammatory patch for topical application
IPC: A61P29/00
Filed: 2002-05-22
Abstract: The invention provides an analgesic anti-inflammatory patch of a hydrophobic type for topical application containing, in a Pressure Sensitive Adhesive(PSA), diclofenac sodium, pyrrolidone or a derivative thereof, a polyhydric alcohol fatty acid ester, and an organic acid. The patch exerts the following effects:   (1) diclofenac sodium is effectively and continuously released from a Pressure Sensitive Adhesive(PSA) and percutaneously absorbed, thereby attaining sustained, excellent pharmaceutical and pharmacological effects;   (2) the patch per se has high tackiness and safety; and (3) diclofenac sodium remains stable in the Pressure Sensitive Adhesive(PSA).
Patent KR-20030038545-A (KR)
IPC: B23C3/00
Filed: 2002-03-26
Abstract: 키 블랭크상에서 노치패턴을 절단하는 키 절단기.    키 절단기는 한 쌍의 절단헤드와 클램프 메카니즘으로 구성된다.    각 절단헤드는 에지를 가지는 절단 휠과 절단 휠의 후방에 장착된 배열구조를 가진다.     각 배열구조는 키 블랭크와 인접하고 그리고 측면 방향으로 배치시키기 위해서 대응하는 절단 휠의 에지와 접하도록 배열된 키 가이드 부분을 가지고 있다.     클램프 메카니즘은 절단헤드 사이에 배치되어 있으며 키 블랭크를 고정적으로 유지시키도록 구성되어 있다.
Patent KR-20030023867-A (KR)
IPC: B32B17/06
Filed: 2001-05-23
Abstract: 본 발명은 광산란도가 감소된 초소성면을 갖는 기재, 이러한 기재의 제조 방법 및 이의 용도에 관한 것이다. 광산란도가 감소된 초소성면을 갖는 기재는 총 광산란도 손실율이 ≤7%, 바람직하게는 ≤3%, 특히 바람직하게는 ≤1%이고, 물에 대한 접촉각이 ≥140°, 바람직하게는 ≥150°이다.
Patent KR-20030007955-A (KR)
IPC: H04B7/10
Filed: 2001-02-20
Abstract: 본 발명은 업링크 전파(electric wave)와 다운링크 전파의 비대칭 전파(propagation)로 인한 스마트 안테나 용도의 제한을 해결하기 위한 주파수 분할 이중 부호 분할 다중 접속 이동 통신 시스템에서 스마트 안테나를 사용하는 방법 및 장치에 관한 것이다. 무선 기지국에는, 송신 스마트 안테나 어레이 및 수신 스마트 안테나 어레이, 관련 송신기 및 수신기, 및 공통 기저대역 신호 프로세서가 있다. 본 방법에서, 주 경로 방향은 수신 신호로부터 얻어진 신호 도착 방향에 의해 결정되고, 다운링크 빔 형성 시에 예상 송신 빔 형태는 주 경로 방향에 기초한다. 시스템은 스마트 안테나의 이점을 얻고, 셀 유효 범위(cell coverage)를 향상시키고, 시스템 용량을 증가시키고, 비용을 감소시킨다.
Patent KR-20030025248-A (KR)
IPC: H01L33/60
Filed: 2001-03-15
Abstract: 본 발명은 램프, 특히, 중공 반사기(17)내에 배치되어 있으며 플러그-인, 또는 그의 단자 접점에서 상기 중공 반사기의 후방내의 개구부를 통해 연장하는 광원 (16)을 포함하는, 램프 헤드(13)를 지니는 거실, 테이블 또는 포켓 램프에 관한 것이다. 본 발명에 의하면, 상기 광원은 발광 다이오드이다. 상기 발광 다이오드가 상기 중공 반사기에 대하여 중앙에 배치되며 길이방향으로 위치 고정되도록 상기 중공 반사기(17)내의 개구부는 상기 발광 다이오드의 커버 형상에 극히 근접하게 존재한다. 상기 중공 반사기는, 형상면에서 최소한 본질적으로 원추 형상이며, 상기 발광 다이오드의 발광 칩을 에워싸는 반사기 부분을 지닌다.
Patent KR-20040002420-A (KR)
IPC: C23C26/00
Filed: 2001-06-28
Abstract: 본 발명은 니켈 코팅 구리를 어닐링함으로써 구리/니켈 기판을 제조하는 방법에 관한 것이다.  니켈 증착 단계 후에,  지르콘 티탄산 납(PZT)과 같은 유전체는 솔-젤 또는 진공 증착 기술과 같은 공지된 방법에 의해 기판 상에 증착될 수도 있다.  본 발명은 또한 박막 복합 재료에 관한 것이다.  이러한 복합 재료는 예비 어닐링된 니켈 코팅 구리 기판과 PZT와 같은 유전체를 포함한다.
Patent KR-20040063728-A (KR)
Title: Functional chungkukjang(fermented soybean) containing diet enzyme, herb medicines and functional materials
Inventor: SON YOUNG SUK
IPC: A23L11/20
Filed: 2003-01-08
Abstract: PURPOSE: Functional Chungkukjang(Fermented soybean) containing diet enzyme, herb medicines and functional materials is provided, which stimulates immune system and lymph system to prevent and recover diseases, inhibits aging and improves immunity in animals and plants without side effects. CONSTITUTION: The method for preparing the functional Chungkukjang(Fermented soybean) containing diet enzyme, herb medicines and functional materials comprises the steps of: fermenting a mixture of grains such as cowpea, oats, buckwheat, Chinese millet, rice, barley, job's tear, foxtail millet and bean, fruits such as apple and grape, carbohydrates such as potato, sweet potato, burdock, hemp, sugar, starch and arrowroot starch, and sugarcane, pulp and alcohol to prepare vinegar containing diet enzyme; mixing 100 kg of a mixture of functional materials containing herb medicines, described in page 3 with 100 kg of a fruit mixture of maesil(Japanese apricot), ginger, grape, banana, pear, pineapple, jujube, chestnut, apple, melon, watermelon, persimmon, apricot, peach and plum in a predetermined ratio and 100 kg of grains, inserting the mixture into a pot, and fermenting the mixture at 15 to 45 deg. C for 1 to 6 months to prepare 230 kg of functional materials; mixing the functional materials with the vinegar containing diet enzyme in a ratio of 93:17, adding 50 kg of water into the mixture and fermenting the mixture for 1 month or more to prepare 250 kg of fermented functional material juice; and adding the fermented functional material juice into raw materials for Chungkukjang(Fermented soybean) to prepare the functional Chungkukjang(Fermented soybean) containing diet enzyme, herb medicines and functional materials.
Patent KR-20040065006-A (KR)
Inventor: AHN PIL SU
IPC: H01J1/304
Filed: 2003-01-13
Abstract: PURPOSE: A field emission device(FED) and a fabrication method of the FED are provided to prevent an electrical short circuit phenomena between a dual gate and a field emitter. CONSTITUTION: A field emission device comprises a plate(110); a cathode layer(120) formed on the plate, a gate insulating layer(130) formed on the cathode layer and the plate and which includes a cavity(170) for exposing a part of the cathode layer; a field emitter(190) located on the cathode layer exposed at a bottom of the cavity; a first gate layer(140) located in the gate insulating layer and forming a first gate hole(140a) having a larger diameter than a diameter of the cavity to not expose at an inner circumferential surface of the cavity, and a second gate layer(160) formed on the gate insulating layer and forming a second gate hole(160a) at a region corresponding to the cavity.
Patent KR-20040066306-A (KR)
Inventor: HWANG SANG JUN
IPC: G11C5/14
Filed: 2003-01-17
Abstract: PURPOSE: A semiconductor memory device for improving tDQSQ(Data strobe edge to dout edge time) is provided to minimize a variation of transition time due to noise of supply voltages by providing additional supply voltages to a driver for driving a data strobe signal and a driver for driving a data signal. CONSTITUTION: A semiconductor memory device for improving tDQSQ includes a first supply voltage pad, a first ground voltage pad, a data output circuit, a second supply voltage pad, a second ground voltage pad, and a data strobe output circuit. The first supply voltage pad is used for receiving a supply voltage. The first ground voltage pad is used for receiving a ground voltage. The data output circuit(110) is used for outputting a data signal to a data output pad(120). The second supply voltage pad is used for receiving the supply voltage. The second ground voltage pad is used for receiving the ground voltage. The data strobe output circuit(210) is used for outputting a data strobe signal to a data strobe output pad(220).
Patent KR-20030014319-A (KR)
Inventor: BAE MYUNG JIN
IPC: H04W4/20
Filed: 2003-02-05
Abstract: PURPOSE: A telephone for transmitting and receiving a character message during a conversation is provided to transmit and receive the character message with an object through a keypad while a user performs the telephone call with the object. CONSTITUTION: Tone decoder and character driving circuits(105,115) are added to conventional telephone functions(102,112). If a user wants to talk using a character message during a voice telephone call, the user pushes a button of a keypad(101). The tone decoder and character driving circuit(115) of an object detects an encoding-tone of the pushed button, composes a character and numerical message according to a sequence combination of the push of the keypad(101), converts the character and numerical message into a character font of a display device(117), and displays the character and numerical message.
Patent KR-20040073031-A (KR)
Inventor: NAM GWANG HYEON
IPC: B32B27/20
Filed: 2003-02-12
Abstract: PURPOSE: A flooring material is provided to decompose, adsorb and remove a poisonous gas occurring inside it, to control the humidity and thus to ensure a pleasant residential space as well as to be producible and constructible using a conventional art. CONSTITUTION: The flooring material comprises a multi-layered structure having at least one layer containing 0.1-100 parts by weight of a photocatalyst and 0.1-100 parts by weight of a multi-porous filler, based on 100 parts by weight of PVC resin. The photocatalyst is selected from titanium oxide, zinc oxide, tungsten oxide, cadmium oxide, indium oxide, silver oxide, manganese oxide, copper oxide, iron oxide, tin oxide and vanadium oxide and the multi-porous filler is selected from multi-porous perlite, silica, carbon and calcium carbonate. Each photocatalyst and multi-porous filler has a powder particle diameter of 1 nm to 200 micrometer and is contained simultaneously in the same layer or independently in a different layer.
Patent KR-20040073116-A (KR)
Inventor: PARK JEONG HYEON
IPC: B02C19/06
Filed: 2003-02-13
Abstract: PURPOSE: A fluid energy mill with multiple discharge outlets and vortex generators and a milling method are provided to obtain fine or superfine powders from a solid material including a viscid material and a super-hard material. CONSTITUTION: The fluid energy mill with multiple discharge outlets and vortex generators comprises an inlet(2) of a compacted fluid in a tangential direction; a circular milling chamber; a vortex generator(11) having a jet nozzle(4); an outlet(5) of fine powders in the tangential direction of a lateral side of the milling chamber; multiple outlets(10) of fine powders located in a central lower end of the milling chamber; and an inlet of raw materials from a central upper side of the milling chamber.
Patent KR-20040073139-A (KR)
Inventor: CHOI CHANG SEON
IPC: F16B27/00
Filed: 2003-02-13
Abstract: PURPOSE: A firing pin type explosive bolt is provided to lower a manufacturing price and to simplify an assembling process by allowing separate gunpowder to burst without using connection gunpowder and a connection sleeve. CONSTITUTION: A firing pin type explosive bolt includes a screw forming part(12), a body(11), a body of a bolt(10), an explosive member(20), an igniter(30), an ignition unit(44), and an explosive bolt. The screw forming part has an outer peripheral surface including a screw. The screw forming part(12) is integrated with the body at the end part of the body(11). The body of the bolt(10) has a mounting groove. The igniter(30) generates pressure for ignition. The igniter(30) is mounted in an upper part of the mounting groove. The explosive member includes separate gunpowder.
Patent KR-20040074245-A (KR)
Inventor: LEE TAE HYEOK
IPC: H01L21/314
Filed: 2003-02-17
Abstract: PURPOSE: A method for manufacturing a capacitor of a semiconductor device is provided to reduce hole current and to enhance breakdown voltage by using a doped silicon layer as a storage node electrode. CONSTITUTION: An interlayer dielectric(10) is formed on a substrate. A storage node electrode(12) made of a doped silicon layer is formed on the interlayer dielectric. The first oxide layer(14) is formed on the storage node electrode. By annealing the resultant structure at a desired gas atmosphere containing n-type impurities, the n-type impurities are implanted into the first oxide layer. A nitride layer(16) is formed on the first oxide layer. The second oxide layer(18) is formed on the nitride layer, thereby forming a dielectric film of ONO structure.
Patent KR-20040074521-A (KR)
Inventor: CHAE HUI JUNG
IPC: H04B17/40
Filed: 2003-02-19
Abstract: PURPOSE: A method for measuring receive sensitivity of a base station in a mobile communication system is provided to set a call according to a receive sensitivity measurement request of an operator, and to enable a base station to directly measure receive sensitivity according to predetermined conditions, thereby reliably measuring the receive sensitivity of the base station. CONSTITUTION: A mobile communication system sets a call with a TM(Test Mobile)(122) by a receive sensitivity measurement request of an operator(410,420). The mobile communication system receives data error rate information measured from a BSC in preset period unit, and controls a receive attenuation value of a base station until an error rate satisfies preset conditions(430). If the error rate arrives at a threshold value, the mobile communication system measures receive sensitivity of a signal received in the base station, releases the set call, and informs the operator of measured results(440).
Patent KR-20030028510-A (KR)
Inventor: SEO KI SOO
IPC: G11B31/02
Filed: 2003-02-20
Abstract: PURPOSE: A device for searching a song for a song accompaniment machine is provided to realize the prompt search of a song by using a database even when information on a desired song is not perfect. CONSTITUTION: A device for searching a song for a song accompaniment machine includes an input element such as a key board for inputting a title of a certain song, a name of a singer, a part of words, a database memory connected to the song accompaniment machine by wire or wirelessly and storing information on songs, and a monitor for outputting information searched from the memory according to the input of a user.
Patent KR-20040076028-A (KR)
Inventor: SEO DAE SEONG
IPC: H01L23/36
Filed: 2003-02-24
Abstract: PURPOSE: A TBGA(tape ball grid array) package with an improved heat radiating characteristic is provided to effectively radiate the heat generated in a semiconductor chip by installing a heat radiating path in both directions of the upper and lower parts of a TBGA package. CONSTITUTION: A circuit pattern is formed on an insulation substrate. A part of the circuit pattern is exposed downward through a through hole of the insulation substrate. Solder resist(100) is formed on the insulation substrate having the circuit pattern. A stiffener(108) is attached to the upper part of the solder resist of the substrate. A semiconductor chip(116) is mounted on the circuit pattern(105) for a chip paddle of the substrate. A wire(114) connects the pad of the semiconductor chip with the circuit pattern for a bond finger of the substrate. An upper heat sink cap(112) is so installed to cover the semiconductor chip and a wire bonding region, attached to the upper part of the semiconductor chip and the stiffener. The side surface of the upper heat sink cap and the wire bonding region are filled with EMC(epoxy molding compound). A lower heat sink(120) is attached to the lower part of the circuit pattern for the chip paddle of the substrate through an adhesion unit. A solder ball(124) is attached to the lower part of the circuit pattern for attaching the solder ball.
Patent KR-20030071521-A (KR)
Title: 결상 광학계의 수차 평가 방법, 결상 광학계 조정 방법,투영 노광 장치, 투영 노광 방법, 기록 매체 및 컴퓨터로수신 가능한 반송파
IPC: G01M11/00
Filed: 2003-02-26
Abstract: 본 발명은 결상 광학계의 수차의 동공내 분포 및 상면내 분포를 동시에 표현하는 것에 의해 결상 광학계의 수차를 해석적으로 평가할 수 있는 평가 방법에 관한 것이다. 
     결상 광학계의 수차를 상면 좌표와 동공 좌표와의 함수로서 일반적으로 나타내는 수차 다항식을 설정하는 공정(S11)과, 결상 광학계의 상면에서의 복수 점에 대하여 결상 광학계의 파면 수차를 측정하는 측정 공정(S12)과, 측정 공정에서 얻어진 파면 수차를 동공 좌표의 함수로서의 소정의 다항식으로 근사하는 근사 공정(S13)과, 근사 공정에서 얻어진 소정의 다항식에서의 각 항의 계수에 근거하여 수차 다항식의 각 항의 계수를 결정하는 공정(S14)을 포함한다.
Patent KR-20040076986-A (KR)
Inventor: KIM JEONG PIL
IPC: E21D9/06
Filed: 2003-02-27
Abstract: PURPOSE: A head jacking shield of a buried pipeline under the ground is provided to excavate in a straight or curved line exactly and to keep working environment clean by removing the excavated soil and broken pieces of bedrock easily. CONSTITUTION: The head jacking shield of a buried pipeline contains: a hollow main body(100) having the preset length and inside diameter and having a cylindrical shape whose both sides are opened; a power transmission unit(110) attached to a fixed board(101) whose lower part is opened against the longitudinal direction of the main body(100); a cylindrical rotor(120) whose one side is provided with a closed part installed on the power transmission unit(110) and the other side is opened; a vibration unit(130) placed to the inside of the rotor(120) and vibrated by power sources; an impact unit(140) attached to the other side of the rotor(120) to impact against a crushing object using the power of the rotor(120) and the vibration unit(130); and many retentive units(150) whose one ends are attached to the inside of the main body(100) and the other ends are contacted to the outside of the rotor(120).
Patent KR-20040077225-A (KR)
Inventor: EOM U SIK
IPC: G11B7/007
Filed: 2003-02-28
Abstract: PURPOSE: A data recording device is provided to update obtained data identifier information in every access unit, and to record data identifier information of a next access unit in a predetermined position when a recording process is completed, thereby always maintaining the continuity of an ID. CONSTITUTION: A buffer memory(20) stores data to be recorded in ECC(Error Correction Code) block unit, which is read from a disk. The first register(21) stores the first sector data to be modulated. Data identifier information of a next access unit is obtained from data identifier information of a current access unit, and the obtained data identifier information is updated in every access unit. When a recording process is completed, the updated data identifier information is recorded in a predetermined position.
Patent KR-20040078265-A (KR)
Inventor: KANG BYEONG U
IPC: G02B7/04
Filed: 2003-03-03
Abstract: PURPOSE: A transfer unit is provided to simplify a structure of a lens driver and reduce a size of a zoom lens part by forming a lens and an actuator with one body. CONSTITUTION: A transfer unit includes a guide unit and a driver. The guide unit(12) is connected to a transferring object in order to guide the transferring object. The driver(13) is adhered to the transferring object in order to apply force stronger than that of between the transferring object and the guide unit. The intensity of the predetermined force is larger than the intensity of the interaction between the transferring object and the guide unit. The driver is formed with a piezoelectric element. A predetermined mass(14) is adhered to an end of the piezoelectric element.
Patent KR-20040060698-A (KR)
Inventor: YANG PANG LUN
IPC: B23D1/04
Filed: 2003-03-10
Abstract: PURPOSE: A processing device for forming patterns on the surface of an optical material is provided to form patterns on the surface of a light guide plate by cutters located under a linear cutter die, with a method of fixing the linear cutter die and moving a worktable, thereby reducing vibrations to form high quality patterns. CONSTITUTION: A worktable(21) receives an optical material, and horizontally moves the received optical material. A linear cutter die(22) is installed with an upper rail on an upper surface and a lower rail on a lower surface. Cutters(23) conduct reciprocal motions on the lower rail, and provide the first downward pressure. Weight supply slide blocks(24) conduct reciprocal motions on the upper rail, and provide the second downward pressure. A processing main axis(25) is combined with an upper surface of the linear cutter die(22), and vertically moves at the worktable(21) with the linear cutter die(22).
Patent KR-20040081921-A (KR)
Inventor: PARK SEONG RYONG
IPC: B60R11/02
Filed: 2003-03-17
Abstract: PURPOSE: A mounting structure of a car audio is provided to broaden an installation space under an instrument panel by inserting a mounting bracket into a fixing bracket. CONSTITUTION: A mounting structure of a car audio is composed of a mounting bracket(30) attached to the bottom of the car audio(20), and a fixing bracket(40). The fixing bracket supports the bottom of the car audio, is fixed to a cowl cross bar(50), and includes a mounting groove(42). The mounting bracket is inserted into the mounting groove. The fixing bracket is coupled to a core bracket(12) extended from the bottom of an instrument panel(10).
Patent KR-20040082547-A (KR)
Inventor: HONG WON GUK
IPC: E02D5/80
Filed: 2003-03-19
Abstract: PURPOSE: An environment-preservation nail system is provided to vegetate an incline naturally by forming an artificial projection on an incline, to improve the appearance of an incline and to reduce the loss of cost for vegetating an incline. CONSTITUTION: The environment-preservation nail system comprises: a cone coupled with a stiffener(10) to increase the binding strength between grout and a stiffener; and a vegetation zone composed of a pressure plate coupled with the stiffener(10), a coupling plane fixed by a nut and a backing plane which forms an artificial projection on a slope, and fixed with the pressure plate by a nut. The cone contains: joints(310,410) provided with a piece having a coupling hole to fix a fastener; and a spacer extended with the joints(310,410) and provided with a hole(330).
Patent KR-20030082372-A (KR)
Title: 반도체 장치
IPC: H01L31/06
Filed: 2003-03-21
Abstract: 본 발명은 서로 반대 도전형을 갖는 2개의 불순물 확산 영역 사이의 기생 용량을 저감시키는 것이 가능한 반도체 장치를 제공하는 것을 과제로 한다. 
     표층부가 제1 도전형의 반도체로 이루어지는 베이스 기판 위에 제1층이 형성되어 있다. 제1층은 베이스 기판의 표층부보다도 고저항의 반도체로 형성되어 있다. 제1층 표면의 일부 영역에 제2 도전형의 제1 불순물 확산 영역이 형성되어 있다. 제1 불순물 확산 영역은 베이스 기판의 표면까지는 이르고 있지 않다. 제1 불순물 확산 영역으로부터, 면내 방향으로 어느 정도의 간격을 두고, 제1층 내에 제1 도전형의 제2 불순물 확산 영역이 배치되어 있다. 제2 불순물 확산 영역은 베이스 기판의 표면까지 이른다. 제1 불순물 확산 영역과 제2 불순물 확산 영역 사이에 분리 영역이 배치되어 있다. 분리 영역은 제1층에 형성된 홈 및 홈의 내부의 적어도 일부의 영역에 배치된 유전체 재료로 이루어진다.
Patent KR-20040083696-A (KR)
Inventor: WEE YONG HWAN
IPC: G11B20/10
Filed: 2003-03-24
Abstract: PURPOSE: A device for controlling a stream speed of a DVD reproducing apparatus is provided to control the time change rate of an STC(System Time Clock) compared with an SCR(System Clock Reference) when exactly controlling the speed of an input stream during a slow motion reproduction, thereby effectively controlling the input speed of the stream. CONSTITUTION: An input stream speed controller(200) comprises as follows. An FIFO portion(210) temporarily stores data outputted from a DSP(Digital Signal Processor)(100) according to a request signal. An SCR extractor(220) extracts an SCR value from the data outputted from the DSP(100). An STC counter(230) receives a reference clock oscillated from an oscillator(OSC) to count the reference clock, compensates for the count value, and outputs the compensated count value as an STC value. A comparator(250) compares the extracted SCR value with the STC value, outputs the request signal to the DSP(100) according to the compared result, and controls an output speed of data. An offset calculator/storage(240) calculates/stores an offset, and outputs the offset to the STC counter(230).