baber/WOPTO huggingface dataset:
Patent KR-20040058586-A (KR)
Title: Driving liquid crystal display and apparatus for driving the same
Inventor: JUNG BYEONG MU
IPC: G09G3/36
Filed: 2002-12-27
Abstract: PURPOSE: A liquid crystal display device and a method for driving the same are provided to minimize the deterioration of the display quality under the condition of a bad external temperature environment. CONSTITUTION: A liquid crystal display device includes a signal generator, a first source output enable(SOE) modulation circuit(138) and a second SOE modulation circuit(139). The signal generator generates the basic source output signal. The first SOE modulation circuit(138) generates the first modulation source output signal by modulating the resolution of the basic source output signal. And, the second SOE modulation circuit(139) generates the second modulation source output signal by modulating the first modulation source output signal in response to the stabilization data from the manufacturer.
Patent KR-20040058824-A (KR)
Inventor: JUNG JU SEOK
IPC: F16B7/04
Filed: 2002-12-27
Abstract: PURPOSE: A locking device for an extension pipe of a vacuum cleaner is provided to improve assembly efficiency and reduce manufacturing cost by reducing the number of parts. CONSTITUTION: A holder(100) has first and second connection units(101,102) connected to a handle(111) and an extension pipe(121). A locking hole(102a) is formed at one side of the second connection unit, and corresponds to a fixing hole(121a) formed at the extension pipe. A cap(200) is coupled to the second connection unit, and has an elastic locking member(210). The elastic locking member has a hook unit(211) for locking the extension pipe. A locking releasing lever(300) is rotatably installed at the holder, and has an operating end(310) and a button unit(320) extended from the operating end.
Patent KR-20040061868-A (KR)
Title: Receive Mode changing Service Method in Mobile Phones
Inventor: CHO YEONG DONG
IPC: H04B1/40
Filed: 2002-12-31
Abstract: PURPOSE: A reception mode conversion service method of a mobile terminal is provided to convert a reception mode of a mobile terminal by selectively combining a schedule, a designated group, a reception mode and the like. CONSTITUTION: A mobile terminal detects a call is received(401). The mobile terminal checks whether a manner mode has been set(402). If the manner has been set, the mobile terminal operates in the manner mode and inform a user about the received call(403). If the manner mode has not been set, it is checked whether a reception mode set for the mobile terminal is a schedule mode(404). If the reception mode is the schedule mode, an originator group of an originator of the call is checked(406) to detect the group where the originator belongs(407). It is analyzed whether a schedule has been set for the group where the originator belongs(408). If there is a schedule for the group where the originator belongs to, the mobile terminal operates according to the reception mode of the corresponding schedule and informs the user about the received call(409).
Patent KR-20020025199-A (KR)
IPC: A61P7/04
Filed: 2001-05-18
Abstract: 본 발명은 생체이용율이 우수한 화학식 I의 ICE 억제제 프로드럭에 관한 것이다.  화학식 I의 화합물은 류머티스 관절염, 염증성 장 질환, 크론병, 궤양성 대장염, 염증성 복막염, 패혈병 쇼크, 췌장염, 외상성 뇌 손상, 기관 이식 거부, 골관절염, 천식, 건선, 알쯔하이머병, 심근경색, 울혈성 심부전, 헌팅톤병, 아테롬성 동맥 경화증, 아토피성 피부염, 백혈병 및 관련 질환, 골수이형성 증후군, 포도막염 또는 다발성 골수종과 같은 IL-1 매개된 질환을 치료하는 데 유용하다. 
     화학식 I
Patent KR-20020032583-A (KR)
Title: 복합운동 타원형 밸브 오버헤드
IPC: F01L1/32
Filed: 2000-05-18
Abstract: 본 발명은 타원형헤드(3)를 가진 밸브(2)들을 구성하여 밸브의 몸체(1)내에 위치한 실린더들의 충진기능을 개선하는 것이고, 상기 헤드(3)의 선형개폐운동이 55°크기의 횡방향회전운동에 의해 수행되며, 대칭적이고 나선형인 두 개의 트랙(9)들을 가진 안내부(8)를 이용하여 상기 회전운동이 형성되고, 해당 밸브(2)에 대해 스템(stem)과 대각선으로 마주보는 위치들위에서 상기 목적을 위해 제공된 두 개의 피봇(10)들이 상기 트랙들위에서 미끄럼운동할 수 있다.  복합운동타원형밸브들을 가진 오버헤드(overhead)가 실린더들의 개수및 용도와 무관하게 불꽃점화식 또는 압축착화식 내연기관과 같은 모든 내연기관에서 이용될 수 있다.
Patent KR-20020032593-A (KR)
Title: Composition for ivf
IPC: A61K31/565
Filed: 2000-09-11
Abstract: A solid composition containing a meiosis activating substance can be prepared by adding a protein or a phosperglycid.
Patent KR-20020047193-A (KR)
IPC: H04N21/4623
Filed: 2000-10-06
Abstract: 본 발명은, 서비스 및 자격 메시지 패킷을 정확히 식별함으로써, 서비스로의 액세스를 허용하기 위해 보안 디바이스로 하여금 서비스에 액세스하도록 하기 위한 방법에 관한 것이다. 오디오/비디오 송신 시스템은 다중 조건부 액세스 식별을 사용한다.
Patent KR-20020054354-A (KR)
IPC: B62K5/08
Filed: 2001-09-17
Abstract: 이륜 자동차(10), 삼륜 자동차(140) 및 사륜 자동차(200)에 통용될 수 있는 바디프레임(20)을 포함하는 차량에 관한 것이다.  헤드파이프(23)는 바디프레임의 프론트 프레임(22)에 형성된다.  헤드파이프는 헤드파이프의 중심선(C1)에 대한 조향축(42)의 중심선(A1)의 위치와 각도를 조절하기 위한 조절기구(60)를 가진다.  바디프레임의 리어프레임(24)은 여러 종류의 이륜-, 삼륜- 및 사륜차용 리어유닛(91, 171, 265)이 선택적으로 장착되는 다수의 후단 장착부(27)를 형성하는 후벽을 가진다.
Patent KR-20020068060-A (KR)
IPC: H01R13/6464
Filed: 2000-11-20
Abstract: 요약해서 말하면, 본 발명의 한 실시예에 따라서, 시스템은 버스에 의해 결합된 2개의 기판을 포함한다.  이중 접속된 전송선을 가진 버스는 각각 램버스 ASIC 셀(RAC)을 가진 메모리 콘트롤 허브를 메모리 리피터 허브와 통신 가능하게 결합한다.  요약해서 말하면, 본 발명의 다른 실시예에 따라서, 커넥터는 서로 다른 길이를 가진 2개의 금속 궤적을 갖는다.  더욱 긴 금속 궤적의 기생 용량은 증가되어 2개의 금속 궤적의 임피던스는 실질적으로 동일하다.
Patent KR-20020090212-A (KR)
Title: 철욕에서 슬래그 또는 슬래그 혼합물의 처리방법
IPC: C21B3/06
Filed: 2001-01-18
Abstract: 5wt% 를 초과하여 산화철을 함유하는 슬래그 또는 슬래그 혼합물, 특히, 다른 슬래그와 선택적으로 혼합된 강철 슬래그가 금속욕에 장입되는 강철제품 슬래그의 처리방법에 있어서, 
     상기 금속욕으로서, 탄소함량이 1.5wt% 미만, 바람직하게는 0.5wt% 미만인 강철욕을 사용하며, 강철슬래그의 장입후, 탄소 또는 탄소캐리어를 도입함으로써 상기 강철욕을 탄화시켜 그 탄소함량이 2.0wt% C 이상이 되도록, 바람직하게는 2.5 wt% C 를 초과하도록 하는 슬래그 또는 슬래그 혼합물의 처리방법.
Patent KR-20020074218-A (KR)
IPC: F02D35/00
Filed: 2001-11-17
Abstract: 선행 기술에 따른 파이프 내에 유동하는 매질의 적어도 하나의 파라메터를 측정하는 장치내의 측정 엘리먼트는 예를 들어 고체입자와 같은 외부입자로부터 충분히 보호되지 않는다. 
     본 발명에 따른 장치(1)는 측정 엘리먼트를 보호하는, 예컨대 내벽면(16)의 특수한 배치에 의해 측정 엘리먼트(30)로 외부입자가 흘러들어올 수 있는 것을 방지하는 분리벽(27)을 포함하는 우회채널(11)을 구비한다.
Patent KR-20020073550-A (KR)
Title: Stacked liquid cell
IPC: G02F1/1347
Filed: 2001-12-12
Abstract: A liquid crystal display laminate comprises a liquid crystal layer and a single substrate for confining that layer, allowing the liquid crystal layer to be provided using a wet deposition method such as printing or coating. To improve mechanical stability and provide protection and keep the liquid crystal layer in place, a cover layer may be provided on the liquid crystal layer. The cover layer and liquid crystal layer may together form a stratified-phase-separated composite in which case the liquid crystal layer and the cover layer are provided simultaneously. The display laminate is very thin and light weight. The display laminate may include or be combined with further layers such as orientation layers, electrode layers, polarizers and/or retarders layer to form a fully functional, high contrast display device.
Patent KR-20020087957-A (KR)
Title: 임의로 형성된 오브젝트의 텍스처에 적용되는 전처리 방법
IPC: H04N7/24
Filed: 2002-01-29
Abstract: 본 발명은 임의로 형성된 오브젝트들에 대응하는 전처리하는 방법에 관한 것으로, 각 오브젝트를 위해 텍스처 부분 및 오브젝트 마스크를 포함하고, 상기 방법은 오브젝트에 연관된 각 오브젝트 평면을 위해, (1) 오브젝트 평면을 2차원 블록들로 분할하는 단계, (2) 원래 픽셀 값들의 추정을 기저 벡터들의 선형 조합으로 표현하도록 선택된 상기 기저 벡터들의 세트를 도입하는 단계, (3) 상기 픽셀 값들의 원래 표현과 이 원래 표현의 상기 추정 사이의 왜곡을 측정하도록 코스트 함수 ψ를 규정하는 단계, (4) 상기 코스트 함수 ψ를 최소화하는 것을 허용하는 계수들을 찾는 단계를 포함하고, 상기 찾는 단계 자체는 초기화 동작, 불투명한 픽셀들에 제한된 기저 벡터들의 추출 및 투영 계수들의 계산 동작, 반복들 동작, 및 미리 결정된 판단기준에 따라 상기 반복들의 중단 동작을 포함한다.
Patent KR-20030009534-A (KR)
IPC: C03B35/24
Filed: 2001-06-05
Abstract: 글라스 시트를 성형하기 위한 시스템(10) 및 방법은, 어떠한 직접적인 접촉 없이 컨베이어(16)로부터 가열된 글라스 시트를 받고 지지하기 위하여 진공 및 가압 공기가 공급되는 하향면(22)이 있는 상측 이동 장치(20)를 포함하는 가열 챔버(14)를 구비한 노(12)를 포함한다. 노의 외부에 위치한 성형 스테이션(24)은 상하로 움직일 수 있는 상부 몰드(28)를 가지며 제1 작동기의 제어 하에 가열된 글라스 시트를 상측 이동 장치(20)로부터 성형 스테이션으로 이동시키는, 수평으로 움직일 수 있는 하부 링(34)과 협력한다. 제2 작동기(42)는 글라스 시트를 성형하는데 있어서 하부 링(34)과 협력하기 위하여 상부 몰드(28)를 하향 이동시킨다. 외부 성형 스테이션(24)은 성형하는 동안 뜨거운 글라스 시트의 열 손실을 줄이기 위하여 열 손실 감소 기구(43)를 포함한다. 진공 임펄스은 성형에 조력하기 위하여 상부 몰드(28)에 제공된다. 냉각 스테이션(32)은 성형된 글라스 시트를 냉각한다.
Patent KR-20040062324-A (KR)
Inventor: KIM BO YEON
IPC: H04B1/40
Filed: 2003-01-02
Abstract: PURPOSE: A device for automatically storing a telephone number of a portable terminal and a method therefor are provided to extract digits of a telephone number informed by other party in a number extraction standby mode by inputting a specific key, and to store the digits in a buffer to display the digits on a display, thereby automatically storing the telephone number in a busy state. CONSTITUTION: If a user inputs a specific key(100), a controller senses the key and converts a portable terminal into a number extraction standby mode(101). If other party speaks out a telephone number, the controller extracts digits of the telephone number one syllable by one syllable through a voice processor, and stores the extracted digits in a buffer(102). The controller displays the stored telephone number on a display(104). If the user presses an OK key, the controller senses the OK key(105), and stores the telephone number in a recent originated number list(106). If the user ends a call(108) and inputs a menu key in a call waiting state(109), the controller senses the menu key, and displays a menu(110).
Patent KR-20040062766-A (KR)
Inventor: KIM SEONG U
IPC: G06F17/00
Filed: 2003-01-03
Abstract: PURPOSE: A device and a method for managing a schedule are provided to make a user recognize an important appointment or plan by informing the user to go out of today's schedule, and offer many users with a function for managing the schedule through a user certification function. CONSTITUTION: An input part(10) receives the schedule and a reserved alarm time for the schedule from the user. A schedule manager(40) manages user's schedule inputted through the input part, and outputs the schedule of an effective alarm time from the schedule when the user goes out. An alarm part(50) informs the user of the schedule output from the schedule manager in order to make the user recognize the schedule. A wireless communication part(20) transmits the wireless data including the user's schedule and the reserved alarm time for the schedule.
Patent KR-20040063496-A (KR)
Inventor: YANG OH
IPC: H04B1/04
Filed: 2003-01-08
Abstract: PURPOSE: A radio frequency module for varying a transmission output is provided to extend usage time of a device by minimizing power consumption generated by a fixed transmission output of a wireless system. CONSTITUTION: An MCU(Micro Controller Unit) transmits a desired command by using PDATA, CLOCK and STROBE signals to an RF portion and monitors whether a PLL of the RF portion is locked by a LOCK signal. If the PLL is locked, the MCU outputs a voltage of 3V potential through a LOCK pin, and if the PLL is unlocked, the MCU outputs a voltage of 0V potential through the LOCK pin. TX mode and RX mode signals are provided to control an RF switch, and a DIO pin exists to transmit transmitted data or receive received data. The MCU transmits or receives data in series to and from the RF portion through the DIO pin. Since the MCU is added in an RF module, a user can easily transmit required data to the RF module and the MCU performs a required procedure. Accordingly, when a user interface is connected to the RF module, an interface for RS232 communication is basically prepared.
Patent KR-20040064926-A (KR)
Inventor: KIM BYEONG SEON
IPC: H01L21/28
Filed: 2003-01-11
Abstract: PURPOSE: A cell structure of an EEPROM device and a fabricating method thereof are provided to erase easily programmed cells by forming non-nitride layer spacers on both sides of the first floating gate. CONSTITUTION: A cell structure of an EEPROM device includes a stack part and a floating gate transistor part. The stack part includes a semiconductor substrate, a first floating gate, a nitride layer pattern, a control gate, and a non-nitride layer spacer. The first floating gate(106a), the nitride layer pattern(114) including a nitride layer, and the control gate(131) are formed on the semiconductor substrate(101). The non-nitride layer spacer(122) is formed on both sides of the first floating gate to erase charges with ultraviolet rays. The floating gate transistor part includes a gate insulating layer, a second floating gate, and a source/drain. The gate insulating layer is formed on the semiconductor substrate. The second floating gate is formed on the gate insulating layer. The source/drain is aligned to the second floating gate.
Patent KR-20030019492-A (KR)
Inventor: KIM MAN HO
IPC: A47C7/40
Filed: 2003-01-23
Abstract: PURPOSE: A chair back is provided to make a chair frame molding more simple and easier and have a various designs for beautiful appearance through a simple process of molding. CONSTITUTION: The chair with a molded chair back frame includes an iron chair, legs of chair, a sitting plate(11), a chair back supporting frame(13) and a chair back(20). The mold for the chair back(20) has a top mold and a bottom mold respectively. The chair back(20) combines with the chair back supporting frame(13) through a welding process or by a bolt. After detaching the chair back(20) combined with the chair back supporting frame(13) from the mold, a part of the chair back supporting frame(13) is connected with the legs of chair and the whole chair is coated with a corrosion resistance material like a paint.
Patent KR-20030020354-A (KR)
Inventor: SUN JUNG GYU
IPC: F03G7/10
Filed: 2003-02-12
Abstract: PURPOSE: A gear power reinforcing apparatus is provided to reinforce gear power by reversely converting power applied to a gear through enlarging a rotational ratio of the gear using a rotational ratio of a rotating plate. CONSTITUTION: In order to reinforce power applied to a rotating plate in a rotating direction, a small gear is positioned at a center of the rotating plate. Power applied to the rotating plate is transferred to an internal gear(1) in such a manner that power is transferred to the small gear at an angle of 180 degrees. Thus, power applied to the rotating plate in the rotating direction thereof is increased twice. A rotational ratio of the rotating plate is enlarged by reducing a rotational ratio of the small gear positioned at the center of the rotating plate. Power applied to the center of the rotating plate is transferred to a first gear(5) positioned on the rotating plate. A size of the first gear(5) is 24T and a size of a second gear(6) is 18T. Rotating directions of the first and second gears(5,6) are opposite to a rotating direction of the rotating plate.
Patent KR-20040078248-A (KR)
Inventor: PARK CHAN YEONG
IPC: G03B21/00
Filed: 2003-03-03
Abstract: PURPOSE: A laser display apparatus is provided to improve the optical efficiency by synthesizing effectively laser beams and transmitting the synthesized laser beams. CONSTITUTION: A red, a blue, and a green laser(411,412,413) are used for outputting a red, a blue, and a green laser beam. An optical fiber(42) is used for synthesizing the laser beams and transmitting an optical signal. A color separator(43) is used for separating colors from the optical signal while being rotated. An illumination optical system(44) is used for focusing the separated laser beams of the color separator(43). A display panel(45) is used for controlling an output of the illumination optical system according an electric signal and displaying an image. A projection system(46) is used for magnifying and projecting the image. An image signal controller(48) is used for receiving an image signal and driving the display panel. A screen(47) is used for displaying the magnified image.
Patent KR-20030079680-A (KR)
Title: 표시 장치
IPC: G02F1/13
Filed: 2003-03-14
Abstract: (과제) 표시 특성 및 제조 수율을 저하시키지 않고 소형화가 가능한 표시 장치를 제공한다. 
     (해결 수단) 절연성 기판 (1) 상에 형성된 주사선, 신호선 및 화소 전극으로 이루어지는 표시 영역 (3) 과, 상기 주사선에 접속되는 주사선 구동회로 (4) 와, 상기 신호선에 접속되는 신호선 구동회로 (5) 를 구비한 표시 장치로서, 상기 주사선 구동회로 (4) 와 상기 신호선 구동회로 (5) 는 상기 절연성 기판 (1) 상의 상기 표시 영역 (3) 이외의 영역이고, 또한 상기 표시 영역의 한 변 근방에 직접 실장되고, 상기 주사선 구동회로 (4) 와 상기 신호선 구동회로 (5) 를 접속하는 배선 (9) 은 상기 절연성 기판 (1) 상의 상기 주사선 구동회로 (4) 와 상기 신호선 구동회로 (5) 가 실장되는 영역에 형성되어 있다.
Patent KR-20040083553-A (KR)
Inventor: CHANG JAE HWAN
IPC: E01C5/02
Filed: 2003-03-22
Abstract: PURPOSE: A roadway block using native rock is provided to promote the protection of environment by manufacturing a non-slip type roadway block using native rock, to form a natural lane by compounding blocks having various patterns and colors and to increase the safety by preventing from slipping. CONSTITUTION: The roadway block(10) using native rock is manufactured by cutting off native rock formed by metamorphosing limestone or dolomite into the appointed shape and size to express patterns and colors, then forming a surface projection(10a) on the upper surface to prevent from slipping.
Patent KR-20040083940-A (KR)
Inventor: KANG JIN SEOK
IPC: C12Q1/68
Filed: 2003-03-25
Abstract: PURPOSE: A microsphere composition of suspension array for analyzing Hepatitis C virus (HCV) genotype and a detecting method thereof are provided, thereby rapidly and accurately analyzing Hepatitis C virus (HCV) genotype, and analyzing HCV la to 4a genotypes. CONSTITUTION: The oligonucleotide probe composition of suspension array for analyzing Hepatitis C virus (HCV) genotype comprises the nucleotide sequences set forth in SEQ ID NO:1 to SEQ ID NO:15, wherein the oligonucleotide probe is immobilized onto the microsphere; a first or second primer sequence for detecting the binding of the probe with the target gene has the nucleotide sequence set forth in SEQ ID NO:16 to SEQ ID NO:19; and the anti-sense primer of SEQ ID NO:19 in the second primer contains biotin. The method for detecting the Hepatitis C virus(HCV) genotype comprises the steps of: (a) extracting HCV RNA from blood plasma and serum; (b) RT-PCR amplifying the extracted RNA; (c) asymmetric PCR amplifying the RT-PCR amplified product; (d) binding the asymmetric PCR amplified product with the probe; and (e) verifying the binding of the asymmetric PCR amplified product with the probe by simultaneously reacting Streptavidin-Cy3 or Streptavidin-phycoerythrin which is capable of binding with biotin and verifying the reaction by using Luminex 100 LabMAP.
Patent KR-20040019854-A (KR)
Title: Automatic lathe
Inventor: SUZUKI DAISUKE
IPC: B23Q1/00
Filed: 2003-03-28
Abstract: PURPOSE: An automatic lathe is provided to prevent increase in size of a base member, to reduce the size, and to prevent damage of a dovetail groove by reducing the weight load applied on a guide structure of the dovetail groove. CONSTITUTION: A first dovetail groove(22) is formed in an inclined surface of a frame(21), and a first base member(25) is provided to move in the direction of a Y-axis through the first dovetail groove. The first base member is provided with a gradient, whereby the weight applied to the first dovetail groove is born on the surface. Since the distance between the central position in the direction of height of the first dovetail groove and the knife edge position of a cutting tool(B1) is shortened in the first dovetail groove, moment load taking a line connecting the central position in the direction of height of the first dovetail and the knife edge position of the cutting tool as an axis is decreased in the first dovetail groove.
Patent KR-20030031946-A (KR)
Inventor: LEE NAM HEE
IPC: G06Q50/16
Filed: 2003-03-28
Abstract: PURPOSE: A system for supplying information for an inauguration is provided to recognize a prospect and a state of each business category and to obtain information by displaying company information and real estate information simultaneously. CONSTITUTION: A client(10) connects to the Internet, searches a web, and obtains information. A web server(20) is connected to the Internet and supplies information. A business category database(30) classifies inauguration information according to each business category and stores information related to the business category and information of a store which handles the business category. A real estate database(40) stores information with respect to a store necessary for managing the business category. If a connected person selects a business category through the web server(20) and requests information with respect to the business category, a business category introduction module(50) is called and executes a job. An inauguration index calculation module(60) receives the number of persons connected to a business category information page supplied in the business category introduction module(50), the registered number of stores which handles the business category, and the number of member stores in the business category database(30). A recommendation module(70) receives the birth date of a member, searches fortune, selects a business category adapted to the fortune, and recommends the business category to the member.
Patent KR-20040085715-A (KR)
Inventor: WOO TAK GYUN
IPC: H01L21/283
Filed: 2003-04-01
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to enhance process margin and to simplify process without using CMP(Chemical Mechanical Polishing) of an interlayer dielectric by forming an island landing plug using an LPC(Landing Plug Contact) mask with a line-type open region. CONSTITUTION: A semiconductor device includes a T-shaped active region(22), a word line(24) overlapped with the active region, and an island landing plug(28). The T-shaped active region is defined by an isolation layer on a semiconductor substrate(20). The island landing plug is formed by using an LPC mask. The LPC mask has a line-type open region overlapped with the active region.
Patent KR-20040090160-A (KR)
Inventor: KIM IN TAE
IPC: H02G5/06
Filed: 2003-04-16
Abstract: PURPOSE: A bus bar is provided to allow for ease of mass production of cabinet panels and reduce costs by normalizing intervals between bus bars regardless of the capacity of a main circuit breaker. CONSTITUTION: A bus bar comprises connector fixing portions(11) arranged at one side of the bus bar, and terminal connecting portions(13) arranged at the other side of the bus bar and connected to output terminals(T) of a main circuit breaker(M). The connector fixing portions are arranged at the same interval(d) regardless of the gap(D) formed between the output terminals. Bent portions(12) are formed between the terminal connecting portions and the connector fixing portions such that the bent portions have tilt angles(θ) in accordance with the positions of the corresponding output terminals.
Patent KR-20040095890-A (KR)
Inventor: SIM YEONG BO
IPC: G11C11/40
Filed: 2003-04-29
Abstract: PURPOSE: A synchronous memory device for outputting data at high speed is provided to output the data at high speed without overlapping the data of the data output block. CONSTITUTION: A synchronous memory device for outputting data at high speed includes a rising buffer unit, a falling buffer unit, an output driver and an r/f divider(200). The rising buffer unit outputs rising data in response to the rising data output control signal by receiving the rising data at the core region and stops the output of the rising data by the first stop signal. The falling buffer unit outputs the falling data in response to the falling data output control signal by receiving the falling data at the core region and stops the output of the falling data by the second stop signal. The output driver outputs the rising data or the falling data to outside through the output pin. And, the r/f divider(200) generates the rising data output control signal and the second stop signal by using the rising edge clock signal to output the rising data to outside with synchronizing the operational clock to the rising edge and generates the falling data output control signal and the first stop signal by using the falling edge clock signal to output the falling data to outside with synchronizing the operational clock to the falling edge.