baber/WOPTO huggingface dataset:
Patent KR-20030033717-A (KR)
Title: A plasma display panel driving apparatus which can do the address discharging of a low voltage and driving method thereof
Inventor: JIN GWANG HO
IPC: G09G3/296
Filed: 2001-10-24
Abstract: PURPOSE: An apparatus and a method of driving a plasma display panel for performing low voltage address discharge are provided to perform an address operation by using only an address driving voltage of a low voltage. CONSTITUTION: A plasma display panel(100) includes a plurality of address electrodes(A1-Am), a plurality of scan electrodes(X1 to Xn), and a plurality of sustain electrodes(Y1 to Yn). An address driving portion(200) receives an address driving control signal and applies a display data signal to each address electrode. A scan sustain driving portion(300) receives a discharge sustain signal from a control portion(400) and applies a sustain pulse voltage to the scan electrodes(X1 to Xn) and the sustain electrodes(Y1 to Yn). The control portion(400) receives the image signal from the outside and generates an address driving control signal and a sustain discharge signal to the address driving portion(200) and the scan sustain driving portion(300).
Patent KR-20030035221-A (KR)
Title: A means of rubbing a big size substrate
Inventor: KIM JIN HO
IPC: G02F1/1337
Filed: 2001-10-30
Abstract: PURPOSE: A rubbing element of a large area substrate is provided to reduce inferiority of a liquid crystal panel by preventing rubbing scratches from generating on a surface of a substrate. CONSTITUTION: A rubbing roller(104) has the same size as the width of a large area substrate over 1m x 1m. Several pieces of rubbing fabrics(102) provided by cutting a large area rubbing fabric are wound on the rubbing roller in one direction. Areas where cut lines(202) are located are dummy areas(D) of a liquid crystal panel. Areas between rubbing fabrics correspond to the dummy areas. If a rubbing process is proceeded to a surface of a substrate applied with an alignment film by using the rubbing roller, the rubbing is not proceeded in the dummy area.
Patent KR-20030037033-A (KR)
Title: Dart feeding manipulator
Inventor: JANG SANG HAK
IPC: C21C5/46
Filed: 2001-11-01
Abstract: PURPOSE: A dart feeder for device for injecting dart into converter is provided to load or mount the dart at a proper position of the dart injecting device installed at the circumference of the converter and timely supply the dart into the dart injecting device irrespective of the circumferential temperature atmosphere. CONSTITUTION: The dart feeder for device for injecting dart into converter comprises a frame horizontally laid down with being supported by a frame supporter (21) of the circumferential part thereof considering position of the dart injecting device with a lance (14) on which a dart is mounted so that the dart is injected into the converter, and stroke and moving radius of the lance; a moving plate (24) mounted on the frame so that the moving plate is horizontally moved along the frame by a traveling motor (23); a liftable platform (25) equipped with driving part so that the liftable platform is travelled or vertically moved during stop of the moving plate with the liftable platform being mounted on the moving plate; a dart clamper (26) mounted on one end of the liftable platform to clamp the dart; and a dart piler (27) positioned within the moving range of the dart clamper to pile a plurality of darts, wherein the liftable platform (25) is supported to the moving plate (24) by a bracket (28) and is equipped with a driving part comprising a screw (29), and ascending and descending motor (30), and wherein the dart piler (27) comprises a disk shaped magazine, a rotating motor (35), and a support.
Patent KR-20020036712-A (KR)
Inventor: BROX MARTIN
IPC: H01L23/50
Filed: 2001-11-06
Abstract: PURPOSE: A memory configuration with a central connection area is provided to relatively reduce the propagation time differences between the peripheral circuits and the various cell arrays. CONSTITUTION: Disposed at the center of the memory configuration is a connection area(1) having a rectangular construction. The side ratio of the connection area(1) has a ratio between the longitudinal side and the transverse side of approximately 2:1. Formed in the connection area(1) are bonding pads(14) that are disposed in rows. A bonding pad(14) is used for connecting a bonding wire that is led from the bonding pad to connecting pins of a housing. The bonding pads are connected to circuits and cell arrays. The rows(15,16,17,18,19,20) are respectively disposed parallel to and at a predefined distance from the transverse edge and the longitudinal edge of the connection area(1). In the exemplary embodiment described, first and second rows(15,16) are disposed at a predefined distance from the upper transverse edge of the connection area(1), the first and second rows(15,16) in turn having a predefined distance from each other and, symmetrically in each case, being at the same distance from the two longitudinal edges.
Patent KR-20030046528-A (KR)
Title: Speech encoding method using quasiperiodic waveforms
Inventor: YANG HUANG LIN
IPC: G10L19/02
Filed: 2001-11-12
Abstract: PURPOSE: A voice encoding method using pseudo-periodic waveform is provided to compress and reproduce data on line through a low-level microprocessor by storing the changes of the size and fluctuation of a cycle. CONSTITUTION: In a voice encoding method according to pseudo-periodic waveform, voice is provided and a voice frame is obtained from voice(100,110). The period of the voice frame is calculated to decide the number of period reproduction(130). The reference period is obtained from the period, and the length of the reference period, data and the maximum value are calculated(140). The maximum value and the shift according to each period are calculated(150), and parameter coding is performed according to the code bit table(160). The period is coded by reproducing the reference period, using the length, data and reproduction period, and storing the maximum value of the period and fluctuation.
Patent KR-20030039709-A (KR)
Title: Cargo containment system for LNG ship
Inventor: HWANG IN HWAN
IPC: B63B11/04
Filed: 2001-11-14
Abstract: PURPOSE: An isothermal cargo hold of a LNG(Liquefied Natural Gas) cargo ship is provided to simplify a manufacturing method and reduce manufacturing hours by supporting a second barrier by a sliding support and by applying welding and manufacturing methods of a usual structure which applies porous insulation foam to a secondary rigid insulation not a wood box and 9 percent of nickel or austenitic stainless steel . CONSTITUTION: An isothermal cargo hold of a LNG cargo ship forming a corner part of which an inner hull(10) has vertical and horizontal surfaces is composed of a sliding support(11) on the vertical and horizontal surfaces of the inner hull, a secondary barrier(14) paralleled with the vertical and horizontal surfaces of the inner hull, a plurality of stiffeners(15) perpendicularly attached on the outside of the secondary barrier, an upper part(12) of the sliding support fixed to one compartment formed between stiffeners of the secondary barrier, secondary rigid insulations(16) attached to compartments between stiffeners of the secondary barrier, primary barrier boxes(17) on an inner surface of the secondary barrier, and primary barriers(18) attached on the primary barrier boxes.
Patent KR-20030050513-A (KR)
Title: paper supplier
Inventor: CHOI MUN HWAN
IPC: B21C47/00
Filed: 2001-12-18
Abstract: PURPOSE: A paper supplier is provided to rapidly feed a paper even if width of the paper is required to be varied due to a width variation of a strip wound around a mandrel or different kinds of papers are required to be fed. CONSTITUTION: A paper supplier includes a frame roll(1) having a plurality of paper mounting slots(3) in a length direction thereof. A strip(9) is wound around a mandrel(7). A paper(13) wound around a paper roll(5) is introduced between coils(11) of the strip(9) so that a surface of the strip(9) is prevented from being scratched. In order to feed papers having different width, a plurality of paper rolls(5) are installed in the paper mounting slots(3). The paper rolls(5) are fixed by a coupling cone provided at both side ends of the paper rolls(5). A plurality of sensing bars(29) are provided at an outer peripheral portion of the paper mounting slots(3).
Patent KR-20030050669-A (KR)
Title: Thin Film Transistor and method for fabricating the same
Inventor: CHO SEOK WON
IPC: H01L29/786
Filed: 2001-12-19
Abstract: PURPOSE: A TFT(Thin Film Transistor) and a method for manufacturing the same are provided to be capable of simplifying an off-set region forming process without an additional mask and preventing the malfunction of the TFT due to the decrease of on-current. CONSTITUTION: A TFT is provided with the first insulating layer(24) having an opening portion, a gate electrode having a protruding part(23a) formed near the opening portion of the first insulating layer and a caving part(23b) protruded from one side of the protruding part, a gate oxide layer(27) formed along the surfaces of the gate electrode and the first insulating layer, and a source/drain region(S,D) having an off-set region formed and spaced apart from each other on the gate oxide layer.
Patent KR-20030053648-A (KR)
Title: Device for mounting control panel to cavity assembly
Inventor: LEE DONG JUN
IPC: F24C15/00
Filed: 2001-12-22
Abstract: PURPOSE: A control panel mounting device for a microwave oven is provided to reduce parts count and allow for ease of assembly by eliminating the necessity of using a screw. CONSTITUTION: A control panel mounting device comprises a front plate(10) including an aperture(12), a plurality of vertical slits(16), and coupling protrusions(18) formed directly beneath the slits and protruded in a rearward direction; and a control panel(20) fit into the aperture formed at the front plate, and which has a plurality of coupling hooks(22) extended in a rearward direction and bent in downward. The coupling hooks are inserted into the slits and moves downward so as to be coupled with the rear ends of the coupling protrusions.
Patent KR-20030053660-A (KR)
Title: Coil edge bending apparatus
Inventor: LEE JEONG IN
IPC: B21D13/00
Filed: 2001-12-22
Abstract: PURPOSE: An apparatus for bending a front end portion of a steel sheet is provided to allow the front end portion of the steel sheet to be stably introduced into an uncoiling unit for a welding process by bending the front end portion of the steel sheet. CONSTITUTION: A bending apparatus includes a pair of cradle rolls(41,55), double type openers(73,74), a front portion detector(124), a shearing device(168), a light receiving device(170) and a floodlight(171). The cradle rolls(41,55) are installed at both sides of a conveyer(1) in order to rotate a steel sheet coil. The cradle rolls(41,55) are driven in left and right directions by means of driving cylinders(50,64). The double type openers(73,74) are supported by the fixing plates. The front end portion detector(124) is installed at a center of a table provided between the fixing plates. Idle rolls(125,126) and guide rolls(127,128) are provided at both sides of the front end portion detector(124). The shearing device shears the front end portion of the steel sheet. A gate is formed at a front end of the shearing device.
Patent KR-20030054503-A (KR)
Inventor: LEE JONG SUN
IPC: B21K27/00
Filed: 2001-12-26
Abstract: PURPOSE: A panel clamping apparatus for a transfer press is provided to improve productivity of panels by reducing vibration of the panels and increasing fasting force while the panels are being transferred. CONSTITUTION: A panel clamping apparatus includes a jaw part(2) for gripping a panel(1) for transferring the panel(1) to a molding process stage. A fixing table(4) moves along gripper rails(3a,3b). The jaw part(2) is detachably coupled to the fixing table(4) in one-touch manner. That is, the fixing table(4) having the jaw part(2) is freely moved along the gripper rails(3a,3b) and supported on a finger holder. The jaw part(2) supports both lateral portions of the panel(1). Since the jaw part(2) is detachably coupled to the fixing table(4), various jaw parts are used in accordance with a size of the panel(1).
Patent KR-20030055489-A (KR)
Title: Fuel Filler Structure of Mini-Sized Wagon
Inventor: HWANG IN DEOK
IPC: B60K15/04
Filed: 2001-12-26
Abstract: PURPOSE: A fuel injection port structure for a small wagon is provided to simplify the fuel injection port structure and not to interfere with a tail lamp by moving a position of a fuel injection port to a rear portion of a vehicle body. CONSTITUTION: A pillar door(21) to protect a fuel pipe(24) is arranged between a tail lamp(15) and a rear bumper(16) moving a fuel injection port(20) backward. The fuel pipe is installed a side of a side outer lower extension(17) between the tail lamp and the rear bumper. The fuel pipe is covered with a shut-off cover of fuel evaporation gas and connected with a quarter inner lower(18) and a quarter inner lower extension(18a) to prevent fuel evaporation gas leaked from the fuel pipe from flowing in. Thereby, the fuel injection port is installed easily to a rear portion of a vehicle body without interference with the tail lamp.
Patent KR-20030056338-A (KR)
Title: Image sensor with improved light efficiency and fabricating method of the same
Inventor: LIM BU TAEK
IPC: H01L27/148
Filed: 2001-12-28
Abstract: PURPOSE: An image sensor and a method for manufacturing the same are provided to be capable of minimizing the reflection of light incident to a light sensing region, and optimizing focusing. CONSTITUTION: An image sensor comprises a light sensing region(PD), a pre-metal dielectric(PMD) formed on the light sensing region, and a reflection layer(RL) formed on the pre-metal dielectric(PMD). The reflection layer(RL) is formed to open center portion of the light sensing region(PD) and to cover peripheral portion of the light sensing region(PD), thereby minimizing the reflection of light incident to a light sensing region. The reflection layer(RL) is one selected from group consisting of W, Ti, TiN, Al, Cu, Pt, Ir, Ru, Rb, La, Hf, Ta, Au, Rh, Cr, Ce, Os, V and oxide thereof.
Patent KR-20030056778-A (KR)
Title: mobile communication terminal and method for changing battery pack without turning off the power source
Inventor: LEE SEUNG WON
IPC: H04B1/40
Filed: 2001-12-28
Abstract: PURPOSE: A battery changing method in a mobile communication terminal is provided to couple a battery with a back side of a body, and to use the mobile communication terminal while changing the battery, then to change the battery while power is still on, thereby changing the battery without turning off the power. CONSTITUTION: A battery(100) comprises as follows. One pair of coupling projectors(110) have the same axis on both sides, and are shaped in convex type. More than one of battery terminals(120) are protruded from portions of a bottom surface and front/back sides. A battery locking hole(130) is coupled with a body(200) on an upper surface. The body(200) comprises as follows. A battery locker coupled with the battery locking hole fixes the battery(100). A battery mounting unit(300) forms one pair of the first coupling grooves(310) and one pair of the second coupling grooves(315), and forms a power applying terminal(320) in length direction by being contacted with the battery terminals(120). The first and second coupling grooves(310,315) insert the coupling projectors(110) on both sides.
Patent KR-20030058393-A (KR)
Title: RF plasma reactor and wafer treatment method using the same
Inventor: BAE JONG YONG
IPC: H01L21/3065
Filed: 2001-12-31
Abstract: PURPOSE: An RF plasma reactor and a method for processing a wafer using the same are provided to prevent a damage of an edge portion of a dome ceiling by forming a slope surface at the edge portion of the dome ceiling. CONSTITUTION: An RF plasma reactor includes an RF plasma reaction chamber(100), a gas trench cover(140), and a pedestal(130). The RF plasma reaction chamber has a cylindrical chamber body(112) and a dome ceiling(114). The gas trench cover is used for supplying a processed gas into the inside of the reaction chamber. The pedestal facing the dome ceiling is arranged at a center portion of the inside of the reaction chamber in order to support a semiconductor wafer. The dome ceiling has an edge portion(114a) connected to with the chamber body. A slope surface is formed at the edge portion of the dome ceiling.
Patent KR-20010053383-A (KR)
Title: 조명 장치
IPC: G02B5/02
Filed: 2000-05-13
Abstract: 본 발명은 두 개의 연속하여 위치하는 광학 수단(8, 9)을 가진 개구 램프를 포함하는 조명 장치에 관한 것으로, 적어도 제 1 광학 수단(8)은 램프의 종축에 수직한 평면에서 볼 때 곡선진다.  제 1 광학 수단(8)은 개구 영역내 각각의 표면 엘리먼트에 의해 방출된 광빔의 넓은 분포를 개별 표면 엘리먼트의 법선 방향으로 포커싱한다.  제 2 광학 수단(9)은 광 다발의 적어도 일부에 대한 각도 크기를 변화시킬 수 있는 경사 각도로 제 1 광학 수단으로부터 입사하는 광 다발의 적어도 일부를 편향시킨다.  이로써, 개구부의 곡선진 표면으로부터 방출된 광이 원하는 방식 예를 들면, 평행 방식으로 인도될 수 있다.
Patent KR-20010080057-A (KR)
IPC: H04L29/02
Filed: 1999-10-08
Abstract: 에러 처리를 위한 하이브리드 ARQ 기술이 개시된다.  데이터 블록을 디코딩하기 위한 제1 시도와 관련된 제1 NACK 메시지에 응답하여 전송된 리던던시의 양은 가변적이다.  전송된 (그리고/또는) 요구된 리던던시 유닛의 수는 예컨대 추정된 채널 품질, 추정된 블록 품질, 메모리 이용, 미결 블록 수 등을 포함하는 각종 기준에 기초하여 선택될 수 있다.
Patent KR-20010089404-A (KR)
IPC: F16L19/02
Filed: 1999-11-04
Abstract: 본 발명은 관(10)에 형성된 플레어부(10a)와, 조인트 본체(11) 내부에 형성된 경사부(11a)와, 내주면이 관의 외측에 삽입 장착되고, 외주면이 조인트 본체 내부에 삽입 장착되며, 단부에 테이퍼 형상의 면따기부(12a)가 형성된 고리 형상 부재(12)와 조인트 본체에 나사식으로 끼워져 있는 관 조임용 부재(13)를 구비하는 수지제 관 조인트에 관한 것이다. 관 조임 부재가 조인트 본체에 나사식으로 끼워짐으로써, 고리 형상 부재의 면따기부가 관의 플레어부에 가압 접촉되고, 또한 관의 플레어부가 조인트 본체 내부의 경사부에 가압 접촉함으로써, 조임력을 관의 플레어부에 집중시킬 수 있으며, 관과 조인트 본체 사이의 높은 시일성을 얻을 수 있다.
Patent KR-20010107983-A (KR)
Title: 내스포올링성이 큰 탄소 함유 내화물 및 이를 제조하는방법
IPC: C04B35/01
Filed: 1999-09-24
Abstract: 본 발명은 저잔류율 결합제 및 특적의 입자 크기 분포를 갖는 내화물 원료를 함께 사용하여 탄소 강도를 낮게 유지함으로써 손상 및 부식성에 대한 저항성이 우수한 탄소 함유 내화물을 제조할 수 있는 고패킹 및 고밀도의 내화물 구조를 제공하는 것에 관한 것이다.  본 발명은 내화물 원료, 탄소 물질 및 결합제를 함유하는 원료 혼합물로부터 제조된 탄소 함유 내화물로서, 내화물 원료가 전체 내화물 원료 100 중량%를 기준으로 하여 각각 0.3mm 이하의 입자 30 중량% 이하 및 1mm 이상의 입자 20 내지 90 중량%를 포함하며, 결합제의 잔류율이 30 중량% 이하임을 특징으로 하는 탄소 함유 내화물에 관한 것이다.
Patent KR-20010101102-A (KR)
IPC: C23C16/24
Filed: 2000-10-04
Abstract: 본 발명은 야금 분야에 관한 것으로 특히, Si 28 로 농축된 무기화합물 주로 테트라플루오라이드 실리콘로부터 모노아이소토픽 실리콘을 생성하는 방법에 관한 것이다. 상기 방법은 테트라플루오라이드 실리콘을 고온에서 환원하는 것을 포함하며, 180℃ ~ 200℃의 온도에서 칼슘하이드라이드(calcium hydride)로 테트라플루오라이드 실리콘을 환원함으로써 테트라플루오라이드 실리콘으로부터 실란을 환원하는 것을 특징으로 한다. 상기 얻어진 실란은 800℃ ~ 900℃의 온도에서 고온분해을 받고 모노아이소토픽 실리콘의 기층상의 침전율은 시간당 0.5mm보다 크지 않다. 기층상의 모노아이소토픽 실리콘의 침전은 실란의 공급율을 변화시킴으로서 우선적으로 조절된다. 침전은 예비적으로 얻어진 모노아이소토픽 실리콘의 기층에 영향을 받거나 2 단계의 영향을 받는다. 상기 제1단계의 침전물은 내열성 기층에서 이루어지는데, 예를 들어 실리콘 침전물의 온도보다 높은 융점을 가진 금속이다. 그리고, 그 후, 상기 얻어진 모노아이소토픽 실리콘 바는 상기 기층에서 분리되고 제1단계에서 얻어진 바에 상기 침전과정은 계속된다. 상기 최종 바는 높은 정제를 받고, 바람직하게는 무도가니영역 용융방식 (crucibleless zone melting method)에 의한다.
Patent KR-20010099997-A (KR)
IPC: H01J29/96
Filed: 2000-10-09
Abstract: 본 발명은 인가된 전압을 음극선관에서 인가된 애노드 전압보다 작은 중간 전압으로 분할하는 저항기 조립체에 관한 것이다. 저항기 조립체는 절연 기판과 절연 기판 상에 제공되는 제 1 및 제 2 저항성 레이어와 제 1 네트워크 단자와 제 2 네트워크 단자를 갖는 추가 저항성 네트워크를 포함하는 저항성 전압 분할기를 포함한다. 추가 저항성 네트워크는 제 1 저항성 레이어와 직렬로 연결된다. 추가로, 추가 저항성 네트워크는 브릿지 연결을 경유해서 네트워크 단자에 해제 가능하게 연결된 제 1 및 제 2 저항성 부분을 포함한다. 브릿지 연결은 저항성 전압 분할기의 미리 결정된 비율을 조정하는 저항성 부분의 저항보다 실질적으로 더 작은 저항을 갖는다. 본 발명에 따라서, 제 1 및 제 2 저항성 부분은 추가 저항성 네트워크가 차지하는 저항기 조립체의 영역을 감소시키는 추가 저항성 네트워크의 가능한 저항 값의 범위로부터  미리 결정된 저항을 선택하는 서로 다른 저항 값을 실질적으로 갖는다. 이 감소로 저항기 조립체 길이의 추가 감소가 가능해진다.
Patent KR-20010108381-A (KR)
IPC: A61K31/5375
Filed: 2000-03-21
Abstract: 본 발명은 물질 P의 인간 NK 1 수용체에 대한 강한 친화성 및 강한 선택성을 저해하는, 하기 화학식 I의 화합물, 그의 무기 또는 유기산과의 염, 용매화물 및(또는) 수화물에 관한 것이다.  본 발명은 또한 상기 유도체의 제조 방법, 그의 제조에 사용하는 화학식 IV, VI 및 VIII의 중간체 화합물, 상기 유도체를 함유하는 제약 조성물, 및 물질 P 및(또는) 인간 NK 1 수용체가 연관된 모든 질환 치료용 의약을 제조하기 위한 그의 용도에 관한 것이다.
Patent KR-20020006712-A (KR)
IPC: G06T1/00
Filed: 2000-04-28
Abstract: 본 발명은 탐색시 사용하기 위한 정지 또는 비디오 이미지로 나타나는 객체를 표현하는 방법에 관한 것으로, 상기 객체는 이미지에 대응하는 신호들을 처리함으로써 제1 2차원 아웃라인을 갖는 이미지에 나타나며, 상기 방법은 객체의 제1 아웃라인의 뷰 기술자를 도출하고 상이한 뷰에서의 객체의 아웃라인의 적어도 하나의 추가 뷰 기술자를 도출하는 단계, 및 객체 기술자를 형성하기 위해 2개 이상의 뷰 기술자들을 연관시키는 단계를 포함한다.
Patent KR-20020010635-A (KR)
Title: 히드록실기 함유 디엔 고무
IPC: C08L9/00
Filed: 2000-04-20
Abstract: 본 발명은 1급 히드록실기 0.1 내지 2 중량%를 함유하고 유리 전이 온도가 -120 내지 -50℃인 디엔 고무를 함유하는 고무 혼합물에 관한 것이다.  또한, 본 발명은 충전 물질, 임의로는 다른 고무 및 고무 보조제를 포함하는 혼합물 및 그로부터 생성된 가황물에 관한 것이다.  본 발명의 고무 혼합물은 완전하게 보강되는 내마모성 성형품의 제조에, 특히 강우시 주행 상태에서 매우 높은 내미끄럼성을 나타내는 타이어의 제조에 사용하기에 적합하다.
Patent KR-20020024587-A (KR)
Title: 염증 매개성 감염에 대한 항염증 치료
IPC: A61F6/06
Filed: 2000-05-12
Abstract: 염증 매개성 점막 감염의 진행을 억제하는 방법을 제공한다. 이 방법은 유효량의 항염증제를 투여하는 단계를 포함한다. 또, 점막 감염의 활성화 및 진행을 예방하고 억제하는 조성물 및 제품을 제공한다.
Patent KR-20030061670-A (KR)
Title: Transgenic mouse with disrupted calcium ion channel alpha1B gene and production method thereof
Inventor: KIM CHAN GI
IPC: A01K67/027
Filed: 2002-01-15
Abstract: PURPOSE: Provided are a transgenic mouse in which specific site of calcium channel alpha 1B gene exhibiting a reduced pain response is targeted, a method for producing the same, and a method for reducing a pain by inhibiting a function of the gene. CONSTITUTION: The transgenic mouse is a homozygote mouse having calcium channel alpha1B -/- genotype with calcium ion channel alpha 1B protein being not manifested. The transgenic mouse is produced by the steps of (i) introducing a targeting vector for calcium channel alpha 1B gene into embryonic stem cells, (ii) injecting the embryo stem cells into blastocoel of blastula to obtain a chimera mouse, (iii) hybridizing the chimera mouse with normal mouse to obtain a heterozygote mouse having calcium channel alpha 1B +/- genotype, and (iv) hybridizing a male and a female of the heterozygote mouse to obtain a homozygote transgenic mouse having calcium channel alpha 1B -/- genotype.
Patent KR-20030063905-A (KR)
Title: Method for preparing piperidine derivatives
Inventor: KANG JEONG HO
IPC: C07D211/22
Filed: 2002-01-24
Abstract: PURPOSE: A process for preparing piperidine derivatives is provided, thereby cheaply preparing the piperidine derivatives in higher yield. CONSTITUTION: A process for preparing piperidine derivatives represented by the formula 1 comprises the steps of: demethylation of a compound of the formula 6 with chloroformate in the presence of organic solvent and base to prepare a compound of the formula 4; reacting a compound of the formula 7 with a compound of the formula 8 in the presence of base to prepare a compound of the formula 3; reacting the compound of the formula 4 with a compound of the formula 5 to prepare a compound of the formula 2; and reacting the compound of the formula 3 with the compound of the formula 2 in the presence of magnesium, wherein R1 and R2 are independently hydrogen, C1-C6 straight or branched alkyl or C3-C6 cycloalkyl; X is chlorine, bromine or iodine; Y is chlorine, bromine, iodine, p-toluenesulfonate or methanesulfonate; the organic solvent is selected from the group consisting of benzene, toluene, xylene, ethylisobutylketone, tetrahydrofuran and N,N-dimethylformamide; and the base is selected from the group consisting of triethylamine, pyridine, luthidine, potassium hydroxide, sodium hydroxide, calcium hydroxide, potassium carbonate and sodium carbonate.
Patent KR-20030063964-A (KR)
Title: herb and scent containing rice manufacturing method.
Inventor: KIM DO YOUNG
IPC: A23L7/196
Filed: 2002-01-21
Abstract: PURPOSE: Provided is a manufacturing method of rice containing the components and scent of herbs which are beneficial to the human body. Therefore, a consumer easily takes them simply by eating the rice. CONSTITUTION: A manufacturing method of rice containing the components and scent of herbs is characterized by the steps of: preparing a herb extract or powder thereof; dissolving it in water to prepare a herbal solution; coating or impregnating rice with the prepared herbal solution; and drying the rice.