baber/WOPTO huggingface dataset:
Patent KR-20020034631-A (KR)
Title: Method for forming the Multiple Gate Oxide
Inventor: JUN YUN SEOK
IPC: H01L21/31
Filed: 2000-11-02
Abstract: PURPOSE: A method for fabricating a multiple gate oxide layer is provided to simultaneously grow gate oxide layers having at least two thicknesses through an oxide process, by controlling an oxidation rate while implanting oxygen ions are implanted into a silicon substrate. CONSTITUTION: A filed oxide layer(13) is formed in the silicon substrate(11) having a predetermined lower structure to define a low voltage region and a high voltage region. A process for forming a well is performed and a well annealing process is carried out. After a photoresist layer is applied on the high voltage region of the resultant structure, oxygen ions are implanted to the upper portion of the low voltage region. The photoresist layer on the high voltage region is eliminated, and a well annealing process is performed regarding the low voltage region. After a photoresist layer is applied on the low voltage regions, and nitrogen ions are implanted into the upper portion of the high voltage region. A rapid thermal oxide process using NO gas is performed regarding the resultant structure to form a gate oxide layer(21).
Patent KR-20010051524-A (KR)
Inventor: ULRICH MUNCH
IPC: B81C1/00
Filed: 2000-11-08
Abstract: PURPOSE: A metal film for protecting the surface of a structure formed on a semiconductor substrate is provided to protect the structure from KOH etchant, by depositing metal films including an external gold layer on the surface of the structure. CONSTITUTION: The structure is formed on the semiconductor substrate(23) made of a semiconductor base material to be etched by KOH etchant such that the semiconductor substrate has the first surface or a front surface(25) and the second surface or a back surface(27). An aluminum connection pad(31) is disposed on the first surface, made of a material that can be etched by the etchant. The metal film includes the external gold layer(43) having tolerance regarding the etchant, formed on the first surface and covering the aluminum connection pad.
Patent KR-20020036630-A (KR)
Inventor: CHOI KYUNG IL
IPC: A44C1/00
Filed: 2000-11-11
Abstract: PURPOSE: A fashion accessory to be fastened to a pocket provided on a specific region of a jacket is provided to satisfy the fashion sense of an age group mainly wearing a business suit. CONSTITUTION: The fashion accessory(26) consists of a decorative plate(10) that the upper end is shaped into a semi-spherical form, and various patterns are drawn on the one surface; and a body(14). The body comprises a horizontal coupling recess(12) on the upper end into which a lower end of the decorative plate is inserted; a semi-spherical boss projected from both sides of the coupling recess; a blade(22) projected downward so as to be tightly contact on the outer surface of a pocket of a business suit; and an elastic piece(24) projected downward so as to be tightly contact on the inner surface of the pocket.
Patent KR-20020037075-A (KR)
Title: Permanent Anti-Static Styrene Thermoplastic Resin Composition
Inventor: KIM BYEONG SEON
IPC: C08L55/02
Filed: 2000-11-13
Abstract: PURPOSE: An antistatic styrene-based thermoplastic resin composition and its preparation method are provided to improve permanent antistatic property and the heat stability in sheet molding process, thereby enhancing the surface appearance. CONSTITUTION: The styrene-based thermoplastic resin composition comprises 5-25 parts by weight of a polyether-ester-amide polymer which consists of (a1) aminocarboxylic acids having six carbons or more, lactams, or dicarboxylic acid salts having C4-C20, (a2) poly(alkyleneoxide)glycol, and (a3) dicarboxylic acids having C4-C20, and contains 10-95 wt% of polyether-ester unit; 20-90 parts by weight of a rubber graft copolymer which is obtained by grafting 30-75 wt% of a monomer mixture comprising (b1) 25-70 wt% of a rubber polymer and (b2) 40-90 wt% of an aromatic vinyl monomer and 10-60 wt% of a cyano vinyl monomer; 20-70 parts by weight of a vinyl-based copolymer which consists of 40-90 wt% of an aromatic vinyl monomer and 10-60 wt% of a cyano vinyl monomer; and 2-20 parts by weight of N-substituted maleimide copolymer which consists of 40-60 wt% of a mixture of N-substituted maleimide monomer and maleic anhydride, and 40-60 wt% of an aromatic vinyl monomer.
Patent KR-20020036631-A (KR)
Title: Internet search service system using of Unit sites
Inventor: DO SANG GUK
IPC: G06F17/00
Filed: 2000-11-07
Abstract: PURPOSE: A system for an Internet service using united sites is provided to make a user easily search Internet sites by setting up domains to respective Internet sites and classifying the sites and to help respective businesses by performing advertising depending on classes, sites and pages, unitedly managing the electronic commerce of respective sites, and making on-line payment possible. CONSTITUTION: A common united domain for displaying the main page of a united site is prepared to keep the commonness of all sites. The united site is categorized depending on such classes as the movie, music and sports. Respective category IDs(Identifications) are set up. The united site collects member sites corresponding to respective categories. The united site provides own contents to the member sites. An ID is given to a superior site and the superior site is registered as a member site. A user directly moves to various sites in the united site and moves to the sites of various classes.
Patent KR-20020037562-A (KR)
Title: Measurement apparatus for static electricity
Inventor: KIM YOUNG HO
IPC: G01R29/24
Filed: 2000-11-14
Abstract: PURPOSE: A static electricity measuring apparatus is provided, which improves the accuracy of a product by removing an error as to a voltage variation while measuring a static electricity using a rating power supply voltage of ±5V. CONSTITUTION: A switching part(20) is connected to an output port of a battery(10) and determines whether to supply a driving voltage to the whole system. Static electricity sensor part(30) measures the intensity of a static electricity and then integrates and amplifies the measured static electricity. A real value output part(40) converts the measured static electricity into a real value. A converter part(50) compares the real value with a reference voltage, and a reference voltage providing part(60) provides the reference voltage to the converter part. An oscillator circuit part(70) provides a specific oscillation frequency to the converter part. A display part(80) displays the intensity of the static electricity according to a signal from the converter part. And a voltage comparison circuit part(90) judges a low voltage state by comparing a voltage of the battery with the reference voltage, and then outputs a signal for the comparison result to be displayed on the display part.
Patent KR-20020044967-A (KR)
Title: a parking brake of vehicles
Inventor: CHOI MUN SEOK
IPC: B60T7/08
Filed: 2000-12-07
Abstract: PURPOSE: A parking brake for a vehicle is provided to improve parking safety by stopping a vehicle and to improve braking force by automatically pulling a cable. CONSTITUTION: A parking brake of a vehicle comprises a release button(1a) formed on a brake lever(1); a brake(3) connected to the brake lever by having a brake shoe(5) and a drum(6); a toggle(4) formed on the brake by being connected to a cable(2); a collecting pulley(7) connected to cable; a wire(8) engaged with a lower portion of the connecting pulley; a rotational pulley(9) mounted on a rotational shaft of a motor(10); a tooth(9a) formed on a circumference of the rotational pulley; a controller(11) controlling the motor; a weight sensor(12) detecting slanting of the vehicle; a wheel speed sensor(13) detecting stopping state of the vehicle; a release button switch(16) inputting an operational state of the parking brake; an actuator(14) connected to the controller; and a rod(15) arranged on the actuator.
Patent KR-20020048051-A (KR)
Title: main switch of power window using a multi-changeover switch
Inventor: JANG HYEONG JIN
IPC: B60J1/00
Filed: 2000-12-15
Abstract: PURPOSE: A power window main switch using a multi-switch is provided to offer convenience to a driver by reducing the number of window main switches and to freely place a switch by reducing the space occupied with the switch. CONSTITUTION: A power window main switch using a multi-switch comprises left and right main switches(31,32) parallel connected between an on contact point and a grounding to open and close left or right window and a multi-switch(33) consisting of a fixed contact point connected to the left and right main switches and a mobile contact point selectively connected to driver's seat and front passenger's seat window motors and to rear left and right window motors. By using the left and right main switches and the multi-switch, the windows of a vehicle are integrally operated.
Patent KR-20020048823-A (KR)
Inventor: JUNG JAE YUN
IPC: G06Q50/20
Filed: 2000-12-18
Abstract: PURPOSE: A trial examination using an item response test system is provided to maximize the accomplishment of an aim by making a student autonomously set up an aim tested corresponding to the ability on the Internet. CONSTITUTION: A manager inputs the educational materials and questions(S1000). The Internet users register as the new members, and the levels of the new members are determined(S2000). When the member logs in, a trial examination corresponding to the level stored in a member DB is set up(S3000). The questions are randomly selected in a specific proportion and solved by the member(S4100). The possible answers and explanations are given(S4200). After the students' learning activities, the statistical data on the student are reported to the student(S5000).
Patent KR-20020056652-A (KR)
Title: A method for accepting and providing music information through the internet
Inventor: KIM HYEONG HEE
IPC: G06F17/00
Filed: 2000-12-29
Abstract: PURPOSE: A method for receiving and supplying music information is provided to receive information with respect to a wanted music rapidly by only one key operation although a business is processed on a computer. CONSTITUTION: While a computer user executes a document operating program or a business-related program on one's terminal, the user connects to a web server through the Internet and receives and reproduces a music file from a web site for supplying a music in real time(S10,S12). In the case that an interesting music is reproduced, the user clicks an icon for an information call displayed on a monitor of the terminal(S14). A click signal is transmitted to the web server through the Internet. The web server fetches information of the reproduced music in the web site and transmits the information to the user terminal through the Internet(S16). After the corresponding business is completed, the user checks the information of the music file downloaded in a designated folder(S18).
Patent KR-20020058553-A (KR)
Title: Apparatus for coding channel in Time Division Duplex Mode
Inventor: KWON HYEOK JUN
IPC: H04B7/212
Filed: 2000-12-30
Abstract: PURPOSE: A channel coding apparatus in a TDD(Time Division Duplex) mode is provided to carry out coding for an FPACH(Fast Physical Access CHannel) used in the execution of the synchronization procedure between a user and a base station. CONSTITUTION: An apparatus for QPSK FPACH coding when an SF(Spreading Factor) is 16 consists of symbol creation parts(110a-110h), FPACH blocks(110_1-110_N), and the fourth multipliers(101_1-101_N). Each symbol creation part(110a-110h) comprises a serial/parallel converter(109), the first multipliers(106,108), the second multiplier(107), and a combiner(105). The serial/parallel converter(109) divides a 10-bit FPACH indicator into I(In-phase) bits and Q(Quadrature) bits. The first multipliers(106,108) multiply each of the I/Q bits by a SYNC1 code transmitted to a base station through a UpPTS(Uplink Pilot Time Slot) from a specific user. The second multiplier(107) multiplies the SYNC1-multiplied Q bits by a complex component. The combiner(105) combines the SYNC1-multiplied I bits and the complex component-multiplied Q bits and outputs 5 symbols. Each FPACH block(110_1-110_N) is composed of a code multiplexer(104), the third multiplier(103), and a time multiplexer(102). The fourth multipliers(101_1-101_N) multiply the time-multiplexed bits of the FPACH blocks(110_1-110_N) by a scrambling code so that a user can judge from which cell a signal is from.
Patent KR-20020058951-A (KR)
Inventor: MYUNG DAE JIN
IPC: H01J11/24
Filed: 2000-12-30
Abstract: PURPOSE: A plasma display panel and a driving method thereof are provided to minimize an erroneous discharge generated when an address discharge is performed by forming electrodes adjacent to each other and discharging a reset discharge thereamong. CONSTITUTION: A first sustain electrode(52Y) is formed on an upper substrate(50), at a corner of a discharging cell. A second sustain electrode(52Z) is formed on the upper substrate(50), at the other corner of the discharging cell. A first trigger electrode(54Y) is formed adjacent to the first sustain electrode(52Y). A second trigger electrode(54Z) is formed adjacent to the second sustain electrode(52Z). An address electrode(62X) is formed on a lower substrate(60) opposite to the upper substrate(50) in a direction crossing with the first and second sustain electrodes(52Y,52Z) and the first and second trigger electrodes(54Y,54Z).
Patent KR-20010022228-A (KR)
Title: 윤곽강조회로
IPC: G09G3/36
Filed: 1998-07-24
Abstract: 수직윤곽성분검출부 10 , 수평윤곽성분검출부 12 에서 검출된 V E, H E 를 제 1 가산부 14 에서 가산하고, 계수를 곱한 후에 제 2 가산부 16 에서 입력영상신호에 가산하여 윤곽강조영상신호를 출력하는 윤곽강조회로에 있어서, V E 와 H E 를 비교하여 양자의 차의 절대값이 설정치 S 이하인 가 아닌 가를 판별하는 비교판별부 15 와, 이 판별신호에 따라서 가산값 (V E + H E) 에 곱하는 계수를 K / 2, K 로 전환하는 계수전환승산부 17 을 구비하고, H E 와 V E 의 양쪽이 검출된 화소부분에 대해서는, 비교판별부 15 의 판별신호에서 계수전환승산부 17 의 계수를 K 에서 K / 2 로 전환하는 윤곽강조성분을 작게 한다. 이 때문에, H E 와 V E 의 양쪽이 검출된 화소부분의 윤곽강조가 과도하게 되는 것을 방지하고 자연스러운 윤곽강조를 행할 수가 있다.
Patent KR-20010024305-A (KR)
IPC: A61K9/70
Filed: 1998-09-15
Abstract: Polar lipid formulations of nicotine in liquid crystals and colloidal dispersions thereof and precursors or offspring thereof which when in contact with body fluid and/or by the influence of body temperature, are transformed to a liquid crystal or a mixture of liquid crystals, which functions as a controlled release matrix for nicotine suitable in e.g. smoking cessation and/or replacement therapies. Disclosed compositions of said liquid crystals or dispersions thereof, their precursors or offspring containing nicotine and anti-irritants or a local analgesic, or any combination of these reduce local irritation of nicotine and masks its taste. Applicable routes of administration and devices includes buccal, using chewing gum in which liquid crystals, dispersions thereof, or precursor or offspring thereof are formulated, buccal adhesives, gels and patches, using mucoadhesive liquid crystal, dispersions thereof or precursor thereof, and mouth spray using dispersion of said liquid crystals, their precursors or offspring, nasal spray and gel using said liquid crystals or their dispersions, their precursors or offspring, topical, using said liquid crystal or their precursors or offspring in adhesive patches and gels.
Patent KR-20010015709-A (KR)
IPC: A61K31/275
Filed: 1998-10-07
Abstract: 본 발명은 화학식 (II)의 화합물을 I(a)족 또는 II(a)족의 금속 할로겐화물, 비양성자성 이극성 아미드-기재의 용매 및 물로 처리하여 하나 이상의 R' 또는 R"이 카르복실기인 화합물 (I)을 제조하는 방법에 관한 것이다. 
     <화학식 I> 
     
       
     
     <화학식 II>
Patent KR-20010032447-A (KR)
Title: 조명 시스템
IPC: F21K99/00
Filed: 1999-09-08
Abstract: 백색 광원으로서, 조명 시스템(1)은 기선택된 파장들에서 가시 광을 제공하는 적어도 3개의 발광 다이오들(6,7,8)을 갖는다. 본 발명은 조명 시스템(1)이 동작중 또다른 파장 영역의 가시 광을 방출하는 적어도 하나의 제 4 발광 다이오드(9)를 구비하며, 이 제 4 발광 다이오드(9)의 최대 스펙트럼 방출이 575에서 605nm 까지의 또다른 파장 범위에 있는 것을 특징으로한다. 바람직하게는, 또다른 파장 영역의 범위는 585에서 600nm까지이다. 바람직하게는, 조명 시스템(1)의 컬러 렌디션은 60 이상이다. 바람직하게는, 조명 시스템(1)의 발광 효율은 30 lm/W 이상, 바람직하게는 40 lm/W 이상이다. 또다른 바람직한 실시예에서, 조명 시스템(1)의 컬러 온도는 발광 다이오드들(6,7,8,9)을 선택적으로 스위칭함으로써 조정될 수 있다.
Patent KR-20010034149-A (KR)
Title: 단일체형 패키지에 서지 보호기능과 개별 및 공유모드필터링 기능을 갖는 쌍으로 된 다층 유전성 독립 패시브부품 구조
IPC: H05K3/34
Filed: 1999-01-16
Abstract: 본 발명은 하나 또는 그 이상의 전자기 방출의 제지 및 서지보호용 개별 및 공유모드 필터(12)를 제공하기 위한 다양한 절연체(16) 및 절연물질의 조합과 함께 사용하는 수동 전기부품 구조체(10)에 관한 것이다. 이 구조체는 단일 또는 다중부품(22)이 일체형 회로나 커넥터와 같은 단일 패키지(10)내에 조립될 수 있게 한다. 이 부품 구조체는 유도성 독립체이며 단일 또는 조합으로 필터링하거나, 분리, 연합 및 서지보호 기능을 실행하기 위해 단일 부품내에서 다양한 전기적 특성을 통합하기 위해 제공된다.
Patent KR-20010040332-A (KR)
Title: 공기 유동으로 운반된 세장 파이버의 파이버 볼을형성하는 장치
IPC: D04H1/54
Filed: 1999-01-13
Abstract: 본 발명은 공기 유동으로 운반된 세장 파이버의 파이버 볼을 형성시키는 장치에 관한 것이다. 상기 장치는 프레임에 고정되어 원형의 횡단면을 구비하는 고정자 챔버(1), 및 고정자 챔버 내에 동축으로 배열되며 원형의 횡단면을 구비하고 샤프트(3) 주위에서 회전가능한 회전자(2)를 포함하며, 상기 회전자는 고정자(1)의 내벽(1')과 회전자(2)의 블레이드(12,12') 사이에서 회전자의 축방향 길이를 연장하는  환형의 중간 공간(14)을 형성하도록 원주상에 고정자(1)의 내벽(1')으로부터 공통의 외주 간격 및 근거리에 복수의 방사상 블레이드(12,12')를 구비한다. 또한, 수단(8-10)은 프레임에 고정되며 회전자를 회전시키도록 회전사의 샤프트(3)에 기능적으로 연결되고, 또한 상기 장치는 고정자 챔버(1)의 일단에 입력 개방부(5)와, 공기 유동으로부터 상기 중간 공간(14)에 형성된 파이버 볼을 제거 및 분리하도록 회전자 챔버(1)의 타단에 출력 개방부(7)를 포함한다. 본 발명에 따라서, 상기 고정자 챔버(1) 및 회전자(2)는 실질적으로 원추형이며, 상기 고정자 챔버(1)로부터 회전자(2)를 제거하지 않고 상기 중간 공간의 폭을 조정하며 상기 블레이드(12,12')를 조정하도록 축방향에 상호 위치될 수 있다.
Patent KR-20010034529-A (KR)
Title: 마우스 및 사람의 엔도스테틴을 제조하는 방법
IPC: C12P21/02
Filed: 1999-02-19
Abstract: 본원에서는 마우스 또는 사람의 엔도스테틴(endostatin)을 제조하는 방법을 개시한다.  또한, 온길이 또는 절단된 형태의 엔도스테틴을 암호화하는 핵산 및 세균에서 발현된 봉입체로부터 엔도스테틴을 리폴딩(refolding) 및 정제하는 방법을 개시한다.
Patent KR-20010042280-A (KR)
Title: 가요성 슬리브관을 이용한 결장 내 탐침의 돌출
IPC: A61B1/00
Filed: 2000-01-09
Abstract: 내강(40) 내에서 진행하는 내시경장치는 말단 및 근접부를 가지는 탐침(20)과 탐침에 인접하여 연결된 가요성 슬리브관(26)을 포함한다. 슬리브관은 내강 내에서 탐침을 추진하기 위하여 팽창된다. 탐침은 일반적으로 내강 내부의 화상을 포착하는 화상장치(28)를 포함한다.
Patent KR-20010043493-A (KR)
Title: 연료 분사 시스템
IPC: F02M55/00
Filed: 2000-02-29
Abstract: 본 발명은 압력 저장 챔버(6)와 노즐 챔버(16) 사이에 배치된 압력 변환 유닛(9)을 포함하는 연료 분사 시스템(1)에 관한 것이다. 노즐 챔버(16)에는 압력 라인(20)을 거쳐 압력 변환 유닛의 압력 챔버(14)가 연결된다. 추가로, 압력 저장 챔버(6)에 연결된 바이패스 라인(28)이 제공된다. 바이패스 라인(28)은 압력 라인에 직접 연결된다. 바이패스 라인(28)은 압력 분사를 실시하기 위하여 적용될 수 있고 압력 챔버(14)와 병렬로 배치되며, 그 결과 바이패스 라인(28)은 압력 변환 유닛(9)의 변위 가능한 압력 수단(12)의 운동과 위치에 관계없이 통과될 수 있다. 본 발명에 따른 연료 분사 시스템은 분사의 다양성을 증가시킨다.
Patent KR-20010071676-A (KR)
Title: 신규 펩티드 ｙ-2
IPC: A23J3/34
Filed: 1999-08-09
Abstract: 알칼리성 프로테아제로 어육 (정어리 등) 을 처리하고, 이에따라 수득한 펩티드를 펩티드-흡착 수지 (ODS 수지 등) 로 흡착시킨 후 이를 10 % 에탄올 수용액으로 용출하여 수득한 펩티드 (Y-2 분획).  탁월한 혈압-저하 효과를 갖기 때문에, 상기 신규 펩티드는 영양 보충제 및 상술된 건강 식품으로서 사용가능하다.  또한, 혈압강하 약제로서 유리하게 사용될 수 있다.
Patent KR-20010035188-A (KR)
Title: Uninhabited automatically rice pot
Inventor: SUNG SANG JUN
IPC: A47J27/14
Filed: 2001-01-03
Abstract: PURPOSE: A rice cooker automates the whole process to cook rice including drawing out rice from a rice box, washing the rice and getting rice ready to cook in rice cooker. CONSTITUTION: A rice cooker comprises a rice measuring and discharging device(12), a washing fan(20), a water supplier(14), a drainpipe(23), a drain box(41) and an opening and shutting valve(32). The rice measuring and discharging device(12) has a rotatory body composed of multiple plate type wings or circular rotatory body with grooves rotating in a guiding circular body with openings on the top and the bottom thereof to discharge rice continuously. The washing fan(20) placed on the lower side of a washing part comprises multiple plate type wings to wash rice by the rotation of wings. The water supplier(14) has a water meter(15) installed therein to supply water of uniform quantity and a circular water screen plate formed on a spout thereof to sprinkle supplied water to the side surface of a washing box(19). The drainpipe(23) has a net(21) on the lower part of the washing box(19) to drain soiled water only and a draining valve(22) determining draining. The drain box(41) moves vertically to drain foreign matter floating on water with water. The opening and shutting valve(32) comprises a single shutting valve to put down washed rice to a rice pot. After rice is got ready to be cooked and water for boiling rice is supplied by the water supplier(14), electricity is supplied to a heat plate(27) to cook rice.
Patent KR-20020063665-A (KR)
Title: speech recognition method and system using every single pitch-period data analysis
Inventor: LEE TAE SUNG
IPC: G10L15/26
Filed: 2001-01-30
Abstract: PURPOSE: A system and a method for recognizing speech using data analysis by the pitch are provided to analyze a speech signal by the unit of pitch data of one cycle, and to perform speech recognition by the unit of phoneme. CONSTITUTION: A pitch detector(102) receives a speech, to detect a pitch and output pitch position information. A pitch data analyzer(104) receives the pitch position information to standardize the pitch data, and extracts feature vector to compare the extracted feature vector with pre-registered standard pitch data and generate a voiced phoneme character string. A mute section explorer(108) receives a speech signal, to detect a mute section and output mute section information. A voiceless identifier(106) receives the pitch position information and the mute section information to decide a voiceless section, and receives the speech signal to output a voiceless phoneme character string. A syllable classifier(110) receives the voiced phoneme character string, voiceless phoneme character string and mute section information, to generate a monosyllable corresponding to a pronouncing character. And a language analyzer(112) receives the monosyllable, to generate a standard language character string by applying a grammar rule.
Patent KR-20010035275-A (KR)
Title: A tape clamping apparatus for multi-layer PCB
Inventor: JUNG CHEOL
IPC: H05K13/02
Filed: 2001-01-31
Abstract: PURPOSE: A tape clamping apparatus for stacking and fixing PCBs is provided improved productivity and reduce manufacturing cost by allowing the manufacturing of multi-layer PCBs to be performed in a stabilized and effective manner. CONSTITUTION: An apparatus comprises a sliding member(118) reciprocating along rails(111,112), an adhesive tape clamping unit having a tape cutting unit and a roller support(124); a driving unit(130) for reciprocating the sliding member; a PCB mounting board(2) having a sensor for sensing the entering operation of the PCB; a PCB fixation unit for fixing PCBs loaded onto the PCB mounting board; and an adhesive tape feed unit(300) for feeding adhesive tape after completion of clamping operation.
Patent KR-20020066745-A (KR)
Title: Mold for manufacturing semiconductor package
Inventor: LEE SANG HO
IPC: H01L21/56
Filed: 2001-02-13
Abstract: PURPOSE: A molding frame for manufacturing semiconductor package is provided to prevent a contamination of a PCB(Printed Circuit Board) due to a mold flush flowed to an air vent hole by improving a structure. CONSTITUTION: A molding frame(10) for manufacturing semiconductor package comprises an upper frame(12) formed with a flat plate and moved up and down and a lower frame(14) formed with a cavity(28) and an eject pin capable of moving up and down. The molding frame(10) further includes molding resin supply gate(25) in the center of the cavity(28) of the lower frame(14), air vent holes(18a) and bars(60) capable of being separated from the vent holes(18a) stably inserted and fixed in each air vent holes(18a), thereby preventing a mold flush from being flowed to a PCB.
Patent KR-20020068686-A (KR)
Title: Ceiling mounted indoor unit of Air conditioner
Inventor: CHOI SEONG O
IPC: F24F1/00
Filed: 2001-02-22
Abstract: PURPOSE: An indoor unit of ceiling type air conditioner is provided to reduce noise in comparison to blast capacity and to uniformly distribute chilled air. CONSTITUTION: A chilled air flowing space(10d) formed between an evaporator(14) and an outer wall of a case(10) in the case is formed so that sectional area thereof increases as nearer to an outlet(10b) at fixed angle(alpha). Flow rate of the chilled air sucked into the case by a blowing fan(12) is decreased as the chilled air passes the evaporator, flows into the chilled air flowing space and moves to the outlet thereby to reduce noise generated in the outlet while increasing blast capacity.