baber/WOPTO huggingface dataset:
Patent KR-20020047434-A (KR)
Inventor: CHOI JU WON
IPC: H02G3/04
Filed: 2000-12-13
Abstract: PURPOSE: A flexible electric pipe with steel-wire fixing apparatus is provided to increase a mechanical strength of an electric pipe by inserting an electric pipe into a wire fixing unit in length direction on a surface of the electric pipe. CONSTITUTION: A circular pipe has a continuous irregularity in length direction. A wire fixing unit(4) which is semicircular is formed in length direction on a surface of the circular pipe. A wire(3) is inserted into the wire fixing unit(4).
Patent KR-20010062522-A (KR)
Inventor: ABE YOSHIO
IPC: C22C38/00
Filed: 2000-12-16
Abstract: PURPOSE: Provided is a method for controlling a structure of a two-phase steel by effectively utilizing a treatment through an application of a magnetic field in a production course of a two-phase steel, thereby advantageously improving a steel structure in a good efficiency and a low cost. CONSTITUTION: A structure of a two-phase steel is controlled by subjecting a steel containing C: 0.05-0.80 mass % to a strain work in a true strain quantity of not less than 0.1 at a temperature zone of alpha-phase or gamma-phase and then applying a magnetic field of 0.1-20T thereto within a temperature range forming a two-phase zone of alpha-phase and gamma-phase.
Patent KR-20010025349-A (KR)
Title: How to remove the heavy metals using the potassium-feldspar
Inventor: JEONG HYO YEON
IPC: C02F1/62
Filed: 2000-12-18
Abstract: PURPOSE: A removing method of heavy metal using potassium-rich feldspar is provided, which can remove heavy metal in contaminated soil or water by just spraying the treated powder of potassium-rich feldspar, the potassium-rich feldspar emitting a high efficient far-infrared ray having a radiation rate of 0.92-0.93 and a radiation energy of 3.73 times 10¬2(W/m¬2) at 40deg.C. CONSTITUTION: The method comprises as follows: (i) heating raw rock of potassium-rich feldspar at 40deg.C at which has a radiation rate of more than 0.92 and shows maximum radiation strength in a wave range of 5-20μm; (ii) crushing the raw rock into 50-2000mesh to make powder; and (iii) spraying this powder to contaminated soil or water to remove heavy metal.
Patent KR-20020049946-A (KR)
Title: Method for Start-up of Glass Using Resistance Heater in Cold Crucible Melter Combustible Low and Intermediate - Level Radioactive Waste
Inventor: CHOI GWAN SIK
IPC: G21F9/28
Filed: 2000-12-20
Abstract: PURPOSE: A start-up ignition apparatus of a cold crucible melter for vitrifying middle and low level radioactive wastes by using a resistance heating element is provided to improve the start-up ignition operation of a glass material by placing the resistance heating element on an upper chamber of the cold crucible melter. CONSTITUTION: An upper chamber(100) and a lower chamber(200) form a cooling water jacket by flowing a cooling water. An inductor(300) wraps the lower chamber(200) and induces an induced current on a glass within a melting furnace. An input device(120) for inputting a waste and a glass material is provided on the upper chamber(100). The upper chamber(100) comprises a resistance heating unit(130), a thermometer, a viewing glass window(150), an exhaust outlet(160), and a plurality of composite bubbler(170).
Patent KR-20010016558-A (KR)
Title: Office mark apparatus for be adhering in cars
Inventor: LEE TAE KOUAN
IPC: B60R13/04
Filed: 2000-12-20
Abstract: PURPOSE: A company mark device is provided to obtain an advertisement effect completely distinguished from other vehicles at night. CONSTITUTION: A company mark device is comprised of a transparent case(100) made up of a transparent plastic material; a support(200) for supporting to attach the transparent case to a vehicle; and plural bulbs(320) forming light by receiving 12V-power to output the light to the outside. The 12V-power supplied from an electric wire(310) is fed to the bulb so that the light is formed in a special gas filling unit(132). The light is diffused by being transferred to a diffusion film paper(124). A user's desired color is output to the outside through the transparent case by a second color portion(120). A specific color is displayed in a first color portion painted in a recessed groove(112). A logo or a name of a company is displayed to the outside while forming the bright light upon attaching the support to an outer part of the vehicle. Thus, the maximum advertisement effect is obtained.
Patent KR-20020050680-A (KR)
Title: Matrix Polynomial Ring Based Public Key
Inventor: BAE GI BONG
IPC: H04L9/30
Filed: 2000-12-21
Abstract: PURPOSE: A public key encryption system based on a matrix polynomial ring and field is provided, which is used in a very fast PKI construction by overcoming an encryption and decoding speed of the prior encryption system. CONSTITUTION: A size mechanism based on coefficients of a complex polynomial is applied in the public key encryption system. And a size mechanism based on an order of the complex polynomial is applied on the public key encryption system. The public key encryption system is used in an electronic signature method. And a fast key generation time of the public key encryption system is used as one time password.
Patent KR-20010025408-A (KR)
Title: door gap cover
Inventor: LEE JONG JIN
IPC: E06B7/16
Filed: 2000-12-23
Abstract: PURPOSE: A clearance cover of a door is provided to keep a hand from being stuck between a doorframe and a door when opening and closing the door. CONSTITUTION: One side of a door(5) is hinged on a doorframe(10) installed in an entrance so that the door pivots on a hinge(3) to be opened and closed. A clearance cover of the door is formed in flexible ring shape. One side of the clearance cover is fixed on the door and the other side is fixed on the doorframe and a wall(12) around the doorframe. The clearance cover of the door covers the gap between the door and the doorframe when opening and closing the door. Moreover, the cover consists of a flexible corrugated part(20) and a couple of fixing parts(25). The clearance cover of the door is installed in the inside of the door, or in the inside and outside of the door as pairs.
Patent KR-20020053997-A (KR)
Title: Manufacturing method of Ta films by magnetron sputtering
Inventor: JUNG CHANG YEONG
IPC: C23C14/00
Filed: 2000-12-26
Abstract: PURPOSE: A method for forming a Ta coating film by sputtering is provided which easily forms a β-phase having a high activity by controlling substrate temperature and substrate bias voltage using a nonequilibrium magnetron sputtering evaporation source as a sputtering evaporation source. CONSTITUTION: In a method for forming a Ta coating film on the surface of a Ti material using a sputtering evaporation source, the method for forming the Ta coating film by sputtering comprises the process of forming the Ta coating film on the surface of the Ti material by controlling substrate temperature of the Ti material and substrate bias voltage respectively so that a ratio of X ray diffraction peak to a phase of the Ta coating film(β/α) becomes 1 or more using a nonequilibrium magnetron sputtering evaporation source as a sputtering evaporation source(2), wherein a bias voltage is not impressed to the substrate(4), the substrate is floated, and the ratio of X ray diffraction peak(β/α) is represented in a ratio of magnitudes of β peak and α peak.
Patent KR-20020052912-A (KR)
Title: Rear bumper for automobile
Inventor: LEE JEONG HO
IPC: B60R19/02
Filed: 2000-12-26
Abstract: PURPOSE: A rear bumper for a vehicle is provided to increase the productivity and manufacturing cost of the bumper and to improve shock absorbing performance by constructing the rear bumper with two parts producing it from two kinds of raw materials, and forming a back beam main body in the form of E-shaped section. CONSTITUTION: A rear bumper for a vehicle comprises a bumper cover(1) and a back beam(2). The bumper cover(1) is manufactured from engineering synthetic resin. The back beam(2) is manufactured from injection-molding synthetic resins such as polycarbonate and the like. The back beam(2) is disposed in the inner center of the bumper cover(1). The back beam(2) has a back beam main body(20). The back beam main body(20) is E-shaped in cross section. A closed surface of the back beam main body(20) comes in contact with the inside of the bumper cover(1). A plate-like rib(21) is integrally formed with the back beam main body(20) in the upper end thereof. A bumper stay(22) is integrally formed with the back beam main body(20) in the opposite ends thereof. A zigzagged rib(23) is integrally formed with the back beam main body(20) within a cavity thereof.
Patent KR-20020054030-A (KR)
Title: Apparatus of preventing the exit hole of a blast furnace from expanding
Inventor: JUNG HUI TAE
IPC: C21B7/12
Filed: 2000-12-27
Abstract: PURPOSE: An apparatus for preventing diameter of a blast furnace tap hole from expanding is provided to extend life cycle of the tap hole and stabilize quality of hot metal produced by preventing the diameter of the blast furnace tap hole from expanding and selectively controlling discharging amount of hot metal at the same time. CONSTITUTION: The apparatus for preventing diameter of a blast furnace tap hole from expanding comprises a copper tube(6) on the inner diameter part of which slit parts(8) are processed outside a tap hole that is formed on the side wall of a blast furnace by a tap hole opener and a mud gun so that a high heat electromagnetic field infiltrates into the slit parts(8), on the outer side of which a coil(10) is coiled so that heat is selectively impressed to the coil(10), and on the inner side of which a cooling water passage(12) is formed so that cooling water flows into the cooling water passage(12).
Patent KR-20020054175-A (KR)
Title: Method for modeling operation the charge/discharge characteristics of a battery according to a status of capacitance
Inventor: KOO JAE SEUNG
IPC: H02J7/00
Filed: 2000-12-27
Abstract: PURPOSE: A charge/discharge feature modeling method by battery remaining capacities is provided to detect a feature of a battery based on a battery non-loaded voltage and a charge/discharge internal resistance change and estimate a remaining battery capacity. CONSTITUTION: A charge internal resistance and a charge non-loaded voltage are obtained according to a remaining capacity and a charge voltage by remaining capacities which are calculated. The charge internal resistance is calculated based on the difference between a charge current with respect to a first constant current and a charge current with respect to a second constant current, and the difference between a charge voltage with respect to the first constant current and a charge voltage with respect to the second constant current. A discharge internal resistance and a discharge non-loaded voltage are obtained according to the remaining capacity and a discharge voltage by remaining capacities is calculated. The remaining capacity is determined by a capacitor component of a capacitor.
Patent KR-20020056741-A (KR)
Title: A Power Amplifier for Wireless Terminal
Inventor: HAN CHUNG SU
IPC: H03F1/02
Filed: 2000-12-29
Abstract: PURPOSE: An amplifier is provided to improve a stability, a gain, and a power characteristic by separating ballast resistances connected to an amplifying part into first resistances of a circuit protecting part and second resistance of an amplification controlling part. CONSTITUTION: An amplifier comprises a cut-off part(21) removing an unnecessary component among a current and a signal supplied from the outer, a circuit protecting part(22) controlling and supplying the current and signal supplied from the cut-off part(21), an amplification controlling part(23) supplying a source power to the circuit protecting part(22) and simultaneously operating to the circuit protecting part(22) so as to control the current and signal controlling degree, and an amplifying part(24) amplifying and transmitting the current and signal of the circuit protecting part(22). At this point, the operation of the amplifier depends on the separated resistances into the circuit protecting part(22) and the amplification controlling part(23).
Patent KR-20020057003-A (KR)
Inventor: BAE SEONG WON
IPC: F28F9/00
Filed: 2000-12-30
Abstract: PURPOSE: A structure for supporting mounting pin of aluminum radiator is provided to prevent coolant in the radiator from leaking through a joining part of the mounting pin and a tank. CONSTITUTION: A structure includes a mounting pin(20) made of aluminum, just as a header(10) of a radiator is, and vertically installed on an upper surface of a tank of a radiator forming a passage together with the header and fixed on a car body; and a supportive piece(30) comprising a horizontal part(32) having a pin hole(31) through which the mounting pin is inserted and supporting a separation preventive protrusion(21) formed on a lower end of the mounting pin from upper side and vertical parts(33,34) extended down from both sides of the horizontal part and fixed to a supportive piece installation part(12) formed on the tank to fix the mounting pin.
Patent KR-20010024008-A (KR)
Title: 유도 커플된 플라즈마원에서의 균일 증착 방법
IPC: C23C14/35
Filed: 1998-09-09
Abstract: 반도체 제조 시스템에서 플라즈마 챔버는 물질을 기판위로 스퍼터 증착시키기 위해 2개 공정을 이용한다.     제 1 공정은 제 1 타겟으로부터 기판위로 물질을 균일하게 증착하도록 최적화된 RF 전력 대 DC 전력인 역율을 제공한다.     제 2 공정은 타겟에 어떠한 DC 전력도 거의 인가하지 않을 것이다.
Patent KR-20010031229-A (KR)
Title: 폐쇄 장치
IPC: B65D47/08
Filed: 1998-10-19
Abstract: 본 발명은 용기, 바람직하게는, 건조하거나 또는 젖은 티슈, 더 바람직하게는 젖은 티슈용의 용기에 끼워 맞춰지거나, 또는 상기 용기의 일부분이 되며, 그리고 고정 뚜껑 부재(12)와, 이동 가능 뚜껑 부재(13)를 포함하는, 폐쇄 장치(1)에 관한 것으로서, 용기 내용물로의 접근부를 형성하기 위해, 상기 고정 뚜껑 부재는 상기 이동 가능 뚜껑 부재가 상기 고정 뚜껑 부재에 대해 평행한 평면을 따라서 슬라이딩하도록 허용하는 수단을 포함하며, 상기 이동 가능 뚜껑 부재가 폐쇄 위치에 있을 때, 상기 이동 가능 뚜껑 부재와 상기 고정 뚜껑 부재는 탄성 에너지가 채워지는 하나 이상의 탄성 부재(21)에 의해 연결되는 것이 바람직하며, 상기 고정 뚜껑 부재와 상기 이동 가능 뚜껑 부재는 상기 이동 가능 뚜껑 부재를 폐쇄 위치에 고정하거나, 또는 상기 탄성 부재에 의해 인장력으로 유지된 상기 이동 가능 뚜껑 부재를 해제하는 해제 가능 록킹 메커니즘(25)을 제공하는 수단을 또한 포함하는 것이 바람직하며, 그에 따라서 분배 수단을 통해, 용기 내용물로의 접근부를 제공하는 것을 특징으로 한다. 본 발명의 하나의 실시예에서, 사용자가 집 밖에서 사용을 위해 용기를 지니고 다녀야할 때, 폐쇄 장치와 용기 바디의 결합된 높이는 5cm 보다 크지 않으며, 바람직하게는 2.5cm 보다 크지 않다.
Patent KR-20010032407-A (KR)
Title: 데이타 통신 시스템에서 데이타 세트를 안전하게 전송하는방법 및 시스템
IPC: H04L9/14
Filed: 1998-11-10
Abstract: 전기통신 시스템에서는 데이타 세트내에서 보다 높은 민감도 (sensitivity)를 갖는 데이타와 보다 낮은 민감도를 갖는 데이타가 식별된다.  보다 높은 민감도를 갖는 데이타는 암호화된 감지 데이타를 만들도록 암호화된다.  그후에, 보다 낮은 민감도를 갖는 데이타 및 암호화된 민감 데이타는 암호화된 데이타 세트를 만들도록 암호화된다.  이어서, 암호화된 데이타 세트는 송신 유닛에서 수신 유닛으로 전송된다.  보다 낮은 민감도를 갖는 데이타 및 암호화된 민감 데이타가 암호화된 데이타 세트를 만들도록 암호화되기 이전에, 암호화된 민감 데이타에는 해독 정보가 첨부될 수 있다.  해독 정보는 알고리즘 식별자, 키 (key) 식별자, 및 수신기 응답 지시를 포함한다.  수신 유닛에서, 데이타 세트는 보다 낮은 민감도를 갖는 데이타를 복원하도록 해독된다.  암호화된 민감 정보의 두번째 해독은 보다 높은 민감도를 갖는 데이타를 복원한다.  첨부된 해독 정보는 암호화된 민감 정보를 해독하고 위치를 정하는데 사용된다.
Patent KR-20010015903-A (KR)
Title: 대화형 디지탈 라디오 방송 시스템
IPC: H04N21/2543
Filed: 1999-01-06
Abstract: 본 발명의 디지탈 라디오 방송 시스템(100,200)은, 전방향 스킵과 역방향 스킵을 포함하는 각종 대화형 기능을 제공한다.  한 실시예에서, 데이터는 실시간 속도보다 빠른 속도로 송신되고, 수신기에서 버퍼(235,240)내에 축적된다.  사용자는 현재의 트랙을 재생하거나, 혹은 이후 또는 이전 트랙으로 스킵할 수 있다.  다른 실시예에서, 2개 이상의 프로그래밍 서비스 스트림(900, 930)(예컨대, 사용자 채널)이 통신함으로써, 사용자는 현재의 트랙으로부터 다른 스트림의 트랙의 처음으로 직접 이동시킬 수 있다.  또, 다른 실시예에서는, 요금을 지불한 가입자는 CM(commercial message)의 몇몇 또는 전부를 바이패스할 수 있는 반면 요금을 지불하지 않은 사용자는 CM을 바이패스할 수 없도록 서비스 레벨의 계층을 제공하고 있다.  대체 프로그래밍을 무료 서비스의 대역폭의 일부에 전송하도록 해도 좋다.  수신기(200)에서, 제어데이터는 연주자, 곡명 등과 같은 트랙의 기능을 식별하는 멀티미디어 클립을 제공하도록 멀티미디어 데이터와 함께 사용되도록 해도 좋다.  식별 데이터는 사용자가 좋아하지 않는 트랙을 스킵하거나, 혹은 다른 프로그래밍 서비스 스트림의 좋아하는 트랙을 복구하도록 그 트랙과 통신하도록 해도 좋다.
Patent KR-20010040691-A (KR)
Title: 선택된 사이클릭 알킬 에테르-함유 페놀을 기본으로 하는감광성 디아조나프토퀴논 에스테르 및 감광성혼합물에서의 이의 용도
IPC: C07C39/15
Filed: 1999-02-05
Abstract: 본 발명은 감광성 화합물이 감광성 조성물내에서 그리고 포지티브 패턴화된 영상을 형성하는 방법에 사용되는, 화학식 (Ⅱ)의 화합물로 이루어진 그룹으로부터 선택된 페놀 화합물의 o-퀴논디아지드 술폰산 에스테르를 하나 이상 함유하는 감광성 화합물에 관한 것이다. 
     화학식 Ⅱ
Patent KR-20010041033-A (KR)
Title: 렌티큘러 렌즈시트
IPC: G03B21/62
Filed: 1999-12-20
Abstract: 출사 렌즈측이 오목측이 되는 궁형 형상의 휨을 갖는 렌티큘러 렌즈시트로서, 이 궁형 형상의 근사 곡선상의 점이며, 중심선 (CL) 까지의 거리가 150 ㎜ 인 점 (P2),(P3) 을 연결하는 거리 300 ㎜ 인 현 (B1) 을 상정했을때, 해당 근사곡선과 중심선이 교차하는 점 (P1) 에서 현 (B1) 까지의 거리를 S0 로, 해당 근사곡선의 상단 (UE) 에서 하방향으로 300 ㎜ 인 점 (P4) 과 상단 (UE) 을 연결하는 현 (B2) 을 상정했을때, 현 (B2) 의 중점 (P5) 에 세운 수선이 해당 근사곡선과 교차하는 점 (P6) 에서 해당 현 (B2) 까지의 거리를 S1 으로, 해당 근사곡선의 하단 (LE) 에서 상방향으로 300 ㎜ 인 점 (P7) 과 하단 (LE) 을 연결하는 현 (B3) 을 상정했을때, 현 (B3) 의 중점 (P8) 에 세운 수선이 해당 근사곡선과 교차하는 점 (P9) 에서 해당 현 (B3) 까지의 거리를 S2 로 각각 표시할때, S0 ＞ S1 ＞ 0 및 S0 ＞ S2 ＞ 0 을 만족시키는 관계를 갖는다.
Patent KR-20010041775-A (KR)
Title: 개선된 특성을 갖는 나일론의 다-성분 혼화가능한 혼합물
IPC: B29C55/02
Filed: 1999-03-04
Abstract: 반-결정성 나일론 단일중합체와 반-결정성 나일론 공중합체로된 매우 균일한, 용융 혼합된 혼합물을 형성하는 방법이 제공된다. 혼합물은 각 나일론 성분들의 융점을 유지하기 보다는 단일의 뚜렷한 융점을 갖는다. 일 구현에서, 혼합물은 각각의 반-결정성 나일론 단일중합체 및 반-결정성 나일론 공중합체 성분보다 그 용융온도와 그 결정화온도의 차이가 큰 것이다. 다른 구현에서, 혼합물은 반-결정성 나일론 단일중합체의 용융온도와 거의 같은 용융온도를 갖는다.
Patent KR-20010034732-A (KR)
IPC: F21V8/00
Filed: 1999-02-08
Abstract: In the present invention, the internal illumination of the freezer (5) and fresh food storage compartments (4) of the refrigerator which operates and which is cooled by the principle of providing air circulation inside the device, is provided by an acrylic sheet (1) with a patterned surface, placed as a separate part within the cavity defined above the component made of plastics or a similar material, forming the cold air diffusion system that comprises air diffusion channels (6) or, applied on the edges of the sheet by injection moulding system in a monobloc form with the component made of plastics or a similar material forming the cold air diffusion system that comprises air diffusion channels; and by lighting tubes (2) placed at the upper and/or lower part of the said acrylic sheet (1).
Patent KR-20010043176-A (KR)
Title: 조명장치 및 그 조명장치를 구비한 표시장치
IPC: G02F1/13357
Filed: 2000-02-28
Abstract: 도광판을 없애고 박형화 및 경량화를 달성한 조명장치 및 그 조명장치를 구비한 표시장치의 제공을 목적으로 한다. 
     조명장치(2)는 액정표시패널(3)의 배후측에 배치되는 백라이트방식의 조명장치이다.  조명장치(2)는 광원(4)과, 반사판(8)을 가지며, 광원(4)은 반사판(8)의 일단부(一端部) 가까이에 배설되어 있다. 
     반사판(8)은 광원(4)으로부터 멀어짐에 따라서 액정표시패널(3)에 근접하는 방향으로 포물선형상으로 구부러져 있다.
Patent KR-20020057767-A (KR)
Title: Charge pump circuit for improving switching characteristics and reducing leakage current and phase locked loop having the same
Inventor: YANG SEONG GI
IPC: H03L7/089
Filed: 2001-01-06
Abstract: PURPOSE: A charge pump circuit and a phase locked loop with the same are provided to improve a switching characteristics and a matching between a charge current and a discharge current as well as to reduce a leakage current drastically. CONSTITUTION: A charge pump circuit(44) includes a first current source(P42) supplying a current to an output terminal of the discharge pump circuit(44) in response to a first bias voltage, a first switching device(P43) connected between a first power supply and the first current source(P42) to be switched in response to a first control signal, and a pull-down device(N45) to pull-down a voltage between the first current source(P42) and a connection node of the first switching device(P43) in response to the first control signal. And also, the charge pump circuit(44) further includes a second current source(N42) sinking a current from the output terminal of the charge pump circuit(44) in response to a second bias voltage, a second switching device(N43) connected between a second power supply and the second current source(N42) to be switched in response to a second control signal, and a pull-up device(P45) to pull-up a voltage between the second current source(N42) and the connection node of the second switching device(N43) in response to the second control signal.
Patent KR-20020061042-A (KR)
Title: Determination of yield strength using continuous indentation test
Inventor: AHN JEONG HUN
IPC: G01N3/32
Filed: 2001-01-12
Abstract: PURPOSE: A method for determining yield strength using continuous indentation test is provided to determine yield strength of metal by continuously measuring depth of indentation due to fluctuation of indentation load using penetration and theoretically analyzing the measured data. CONSTITUTION: A method includes a modulus of strain hardening and stress intensity factor determining step determining modulus of strain hardening(r) and stress intensity factor(K) of specific metal; and a yield strength determining step determining yield strength of the specific metal using r and K determined in the modulus of strain hardening and stress intensity factor determining step and yield strength formula defined as Y=epsilon_RY¬n where epsilon_RY is representative yield microstrain for various metals.
Patent KR-20020063384-A (KR)
Title: Virtually Spanning 2D Array Architecture and Memory Mapping Method for Embedded 3D Graphics Accelerator
Inventor: WOO RAM CHAN
IPC: G06T1/60
Filed: 2001-01-29
Abstract: PURPOSE: A memory mapping method and a virtually spanning 2D(2-Dimensional) array structure for an embedded 3D graphic accelerator are provided to use wide memory width in an EML(Embedded Memory Logic) technology, so as to enhance the performance of the embedded 3D graphic accelerator. CONSTITUTION: In a structure used in an embedded 3D graphic accelerator, processors composed of one or several two-rank layers are indirectly connected to memories through a memory interface circuit to form a physical 1D array, and another 1D array is formed according to pipelining of a first processor thereby forming virtually spanning 2D array structure. For a polygon cut to an N-by-N size, a screen is divided into N-by-1 LBs(Line Blocks). Mutually adjacent line blocks, for the divided line blocks, are mapped with mutually different memories using SALBA(Selective and Alternative Line-Block Activation) memory mapping, thereby reducing power consumption and enabling continuous and simultaneous RMW(Read-Modify-Write). And power consumption in an I/O drive is reduced according to a shape of the polygon, when reading and writing data from the memory allocated to one line block.
Patent KR-20020063466-A (KR)
Title: Electronic wave absorption or blocking compositions for interior or exterior material of automobile or semiconductor package
Inventor: LEE JUN HO
IPC: C08K3/10
Filed: 2001-01-29
Abstract: PURPOSE: Provided is an electromagnetic wave screening composition for interior or exterior material of cars or a semiconductor package, which absorbs magnetic field and screens electric field and has an antimicrobial function. CONSTITUTION: The electromagnetic wave screening composition contains: 60-95wt% of at least two resins selected from the group consisting of acrylonitrile-butadiene-styrene, polybutylene terephthalate, polyethylene terephthalate, polyethylene, polypropylene, polyphenylene sulfone, polycarbonate, and etc.; 5-40wt% of an electromagnetic wave absorbing body selected from the group consisting of Mn-Zn-, Ni-Zn-, Cu-Zn-, Cu-Zn-Mg-, Mn-Mg-Al, Mg-Zn-, YIG-based ferrite, which has a particle size of 0.001 micrometer to 2mm; 5-40wt% of BaTiO3 or CdTiO3 dielectric; 5-40wt% of a conductive material selected from Cu, Ni, or carbon black having a particle size of less than 2mm. The electromagnetic wave screening composition is pelleted by mixing the electromagnetic wave screening material at 150-350deg.C and using an extruder.
Patent KR-20020064442-A (KR)
Title: Optical head apparatus for disk driver
Inventor: PARK GEON SUN
IPC: G11B7/00
Filed: 2001-02-01
Abstract: PURPOSE: An optical head device of a disk driver is provided to easily adjust an interval between two lens when the lens are assembled to a slider, and to increase recording density of information and improve discriminating power of signals by precisely adjusting the interval between the two lens. CONSTITUTION: An optical head device of a disk driver includes a slider(60), first and second lens(70,80), and a height adjusting part. The slider is supported by a suspension(50) inside the disk driver and has a focusing hole(62) perforated vertically to allow passage of light source. The first and second lens are fixed at an upper portion and a lower portion of the focusing hole of the slider respectively. The height adjusting part is located at a place between the first lens and the focusing hole or a place between the second lens and the focusing hole to adjust a distance between the first lens and the second lens.