baber/WOPTO huggingface dataset:
Patent KR-20020052445-A (KR)
Inventor: KIM JAE EUNG
IPC: H04B1/40
Filed: 2000-12-26
Abstract: PURPOSE: A terminal having a clock noise removing function is provided to minimize a noise generated by clock itself by controlling a clock and a frequency provided from a wireless terminal and analyzing influence degree. CONSTITUTION: A CPU control unit(33) measures the noise quantity of a signal received from a transmitting/receiving unit(32). A variable oscillating unit(37) changes a frequency within a predetermined range. A frequency control unit(36) controls the frequency change of the variable oscillating unit(37) according to the control of the CPU control unit(33). A channel storing unit(35) measures a predetermined threshold value with an RSSI level according to the control of the CPU control unit(33), and stores and manages the measured value. A program storing unit(34) retrieves a table in the channel storing unit(35) when a channel is changed according to the control signal of the CPU control unit(33), and retrieves a stored frequency adjustment value.
Patent KR-20020052894-A (KR)
Title: Apparatus for cleaning in conveyor belt
Inventor: WOO GYEONG HOE
IPC: B65G45/12
Filed: 2000-12-26
Abstract: PURPOSE: A cleaning apparatus of a conveyor belt is provided to prevent the damage on a belt by removing the foreign matters on a belt via a lever, to prevent the stoppage of equipment due to the damage on the belt, and to improve productivity. CONSTITUTION: A cleaning apparatus of a conveyor belt comprises a scrapper unit(20) for cleaning the upper and lower faces of a lower belt(10) and a drive unit(60) for driving the scrapper unit. The drive unit includes supports(62) installed on both sides of the lower belt and a roller(64) attached to the lower portion of the lower belt. A slide groove is formed on the upper face of a slide guide. A portion of a slide is inserted to the slide groove. The scrapper unit includes a support bracket installed on the supports, a lever holder support shaft inserted to the support bracket, an upper and a lower lever holders of which one ends are inserted to the lever holder support shaft, an upper lever fitted to the lower portion of the upper lever holder, and a lower lever fitted to the upper portion of the lower lever holder. Upon linear movement of the slide, a lever rod reciprocates in a movement path of a guide. Then, the upper lever holder and lower lever holder reciprocate by centering on the lever holder support shaft. Levers attached to the lower belt wipe the foreign matters on the belt.
Patent KR-20020053663-A (KR)
Inventor: CHO EUNG SAN
IPC: H01L23/36
Filed: 2000-12-27
Abstract: PURPOSE: A semiconductor package is provided to offer a new structure layering the semiconductor layers in order to increase a number of the I/O terminal and improve the discharging efficiency of the heat generating from a semiconductor chip by simultaneously applying a PCB and a lead frame or the PCB and a heat slug. CONSTITUTION: The semiconductor package comprises the PCB(10) formed by a polymer layer(42), the conductive patterns(46) on both sides of the polymer layer and a cover coat(44) coated on the polymer layer while exposing a part of the conductive patterns, a lower chip(20) fixed on a chip installation area of the PCB by a fixing tool, a lower wire(24) connecting between a bonding pad of the lower chip and the conductive pattern for the wire bonding of the PCB, and a chip mounting panel(14) fixed on an upper face of the lower chip by the non-conductive epoxy resin. A lead(12) of the lead frame is positioned on the upper face of the PCB in order to extend to the four directions. An upper chip(18) is installed on the upper face of the chip mounting panel and an upper wire(22) is connected between a plurality of leads and the bonding pad of the upper chip. A plurality of output terminals(36) is connected to the conductive pattern for the output terminal.
Patent KR-20020055201-A (KR)
Inventor: CHOI SEONG UK
IPC: H01L27/04
Filed: 2000-12-28
Abstract: PURPOSE: A method for fabricating an analog device is provided to prevent the first electrode of a capacitor from being oxidized in oxidizing a gate by forming an insulation layer sidewall in the periphery of the first electrode, and to improve yield by preventing a polysilicon layer from being left after the second electrode of the capacitor is etched. CONSTITUTION: A field oxide layer(22) is formed in a semiconductor substrate(21). The polysilicon and a dielectric layer(24) are sequentially formed on the semiconductor substrate. The dielectric layer and the first polysilicon are selectively patterned to form the first electrode(23) of the capacitor and the dielectric layer on the field oxide layer. An insulation layer is formed on the semiconductor substrate. The insulation layer is etched back to form the insulation layer sidewall(25a) in the periphery of the first electrode. A gate electrode(27) and the second electrode(28) of the capacitor which are composed of the second polysilicon, are formed on the semiconductor substrate and the dielectric layer.
Patent KR-20020056431-A (KR)
Inventor: PARK YONG CHEON
IPC: H04B1/40
Filed: 2000-12-29
Abstract: PURPOSE: A mobile communication terminal is provided to separate a transmission unit and a receiving unit and apply a small band pass filter to a head of the receiving unit, thereby removing a use of a double filter. CONSTITUTION: A receiving antenna unit(11) receives a wireless signal from the outside. A band pass filter unit(12) filters the wireless signal of the antenna unit(11). A high frequency processing unit(13) amplifies the wireless signal passes through the filter unit(12), converts the frequency of the signal and filters the signal. An A/D(Analog/Digital) conversion unit(14) converts the wireless signal into a digital signal and simultaneously a transmission signal modulated at a modem chip(15) into an analog signal. A modem chip(15) modulates the digital signal and simultaneously demodulates the transmission signal generated by the input of the user. A transmission high frequency processing unit(16) amplifies the transmission signal passes through the A/D conversion unit(14), converts the frequency of the signal and filters the signal. A transmission antenna unit(17) transmits the signal passing through the transmission high frequency processing unit(16) to the outside. A speaker unit(20) outputs voice, bell or alarm etc. A keypad unit(21) is used for inputting key signals. A microphone(22) receives the voice of the user.
Patent KR-20020058535-A (KR)
Title: A Processing Scheme of SET Type Attribute in Object Relational MMDBMS
Inventor: CHOI WAN
IPC: G06F17/30
Filed: 2000-12-30
Abstract: PURPOSE: A method for constituting a set type in an object relational real time main memory database managing system is provided to enhance a concurrency and recover a transaction rapidly in embodying a function for processing an attribute when an attribute in a class indicates a multiple-object instance in a real time main memory(DBMS) for supporting an object of a fixed length only. CONSTITUTION: A set type attribute in all objects has only an object identification of a set root node and indicates a set root node(210). The set root node(210) indicates a linked list(240) of a set element node(220), and each set element node(220) indicates an instance object(250) for constituting a set. An attribute color in the instance object(250) indicates a set root node(210), and the set root node(210) indicates the first element node and the last element node of a linked list comprising the number of the set elements and set elements nodes. The set element node(220) indicates a link(260) comprising the linked list and instance objects(251-255) including a SET value. The set root node(210) is created and allocated in all SET attributes in the instance object one by one when an instance object is created. The set element node(220) created and connected when a value is inserted into a corresponding SET one by one. When an instance object is deleted, set element nodes and set root node are deleted with respect to all sets in the instance object. A change calculation with respect to a SET in an instance object is processed using an appending and deleting calculation of a set element node.
Patent KR-20020057032-A (KR)
Title: Method for manufacturing thin film transistor liquid crystal display device
Inventor: PARK JAE CHEOL
IPC: G02F1/136
Filed: 2000-12-30
Abstract: PURPOSE: A method of fabricating a thin film transistor liquid crystal display is provided to simplify a process of fabricating a TFT-LCD by replacing conventional five-mask steps with four-mask steps. CONSTITUTION: A metal layer is formed on an insulating substrate(11) and patterned through the first mask step, to form a gate electrode(13). A gate insulating layer(15), an active layer(17) and a metal layer(19) for forming a data electrode are sequentially formed on the substrate and the metal layer and the active layer are patterned through the second mask step, to form the data electrode and active layer. A passivation layer(21) is formed on the gate insulating layer and selectively etched through the third mask step, to form a contact hole exposing a part of the surface of the data electrode. A metal layer(23) is formed on the passivation layer including the contact hole and patterned through the fourth mask step, to form a pixel electrode. The data electrode and the active layer are selectively etched to form the channel region of a thin film transistor.
Patent KR-20010022970-A (KR)
Title: 장치 및 주변장치들의 시스템
IPC: H04N5/63
Filed: 1999-06-03
Abstract: 본 발명은 사용자 명령들에 응답하여 장치의 기능들을 제어하는 제어 수단(114)을 포함하는 장치에 관한 것이며, 상기 장치는 통신 수단(113)을 통해 주변장치들에 연결가능하다.  상기 장치는 상기 장치에만 명령이 전송되거나 또는 동시에 상기 장치 및 그 주변장치들에 전송되는지 여부를 사용자가 쉽게 제어할 수 있다.  이런 식으로, 사용자는 상기 장치와 하나 또는 그 보다 많은 주변장치들에 공통인 태스크들을 쉽게 그리고 동시에 성취할 수 있다.
Patent KR-20010031403-A (KR)
Title: 진정성 식별시스템 및 진정성 식별필름의 사용방법
IPC: B42D15/10
Filed: 1999-08-27
Abstract: 진정성 식별필름(10)은, 적어도 입사광중 좌원편광 또는 우원편광의 어느 한쪽만을 반사하여 반사광을 생성하는 원편광 선택성을 갖는 반사성 필름(11)을 갖춘다.   반사성 필름(11) 상에는 홀로그램 형성부(11a)가 적층된다.   홀로그램 형성부(11a)는 반사광과 동일한 원편광의 광을 반사광과 다른 방향으로 반사시킴으로써 홀로그램상을 형성한다.   다른 위치에 배치된 검출기들은 각각 반사성 필름(11)으로부터의 반사광과 홀로그램 형성부로부터의 홀로그램상을 검출한다.
Patent KR-20010031811-A (KR)
Title: 히트 펌프를 이용한 워터 히터의 열교환기
IPC: F25B30/02
Filed: 1998-11-05
Abstract: 워터 히터는 워터 탱크(2)와 히트 펌프 시스템(20)을 가진다. 열 교환기(26)는 압축기(22)에 연결된 인입 매니폴드(27), 증발기(25)에 연결된 배출 매니폴드(28) 및 인입 및 배출 매니폴드(27)및(28)사이에 나란히 연결된 다수개의 열교환 튜브(29)및(30)을 구비한다. 열교환 튜브(29)및(30)는 워터 탱크(21)주위에 나선으로 감기고 탱크(21)와 열전도 관계로 탱크 벽(32)에 고정된다. 히트 펌프 시스템(20)을 통하여 순환하는 냉매 유체의 응축으로부터의 열은 탱크(21)속에 수용된 물에 전달된다. 하나 이상의 열교환 튜브(29)및(30)를 나란히 설치하면 하나의 코일 열 교환기에 비해서 탱크(21)속의 물을 보다 빠르고 효과적으로 가열한다.
Patent KR-20010033002-A (KR)
Title: 트랜스미션 통로 토크변환기
IPC: G01L3/10
Filed: 1998-12-15
Abstract: 토크변환기는 비틀림에 순응하는 커플링(2)에 의해 연결된 제 1 및 제 2토크입력부재(1a, 1b)을 갖춘 회전샤프트를 포함하여서 샤프트에서 토크의 크기의 함수로서 서로에 관하여 토크입력부재의 각편향이 가능하다.  상기 변환기는 EMR원(5, 6) 및 어레이 또는 EMR 감지 검출기(7, 8)를 가지고 있다.  각각의 토크입력부재는 EMR에 대하여 고 및 저전달률의 교호하는 영역을 갖춘 격자구역(101, 102)을 가지고 있다.  격자구역은 상기 EMR원으로부터 상기 어레이로 EMR을 연통시키는 전달통로(90, 91)에 있다.  무늬는 상기 어레이에 대한 전달통로에 위치하는 격자구역의 고 및 저전달률의 교호하는 영역으로부터 발생하는 어레이상의 입사 EMR에 의해 만들어 진다.  상기 어레이상의 상기 무늬는 토크부재의 상대적인 각편향을 유도하여 샤프트의 토크 크기의 측정을 제공하도록 처리된다.
Patent KR-20010024831-A (KR)
IPC: G11B20/00
Filed: 1998-12-22
Abstract: The method and apparatus of the invention utilize the fact that CDs manufactured from the same master will have distinctive physical characteristics attributable to the physical manufacturing process of the master to distinguish counterfeit CDs from genuine discs. For a genuine disc (4), the relative angular orientation of specified sections (1, 2, 3) of the recorded data are determined and recorded. The relative angular orientation of the same sections (1, 2, 3) of data on a test disc (5) are also determined. Where the relative angular orientations are the same it is concluded that the test disc derives from the same source as the genuine disc and is therefore bona fide. Where there is no correlation, the test disc may be identified as counterfeit. The relative angular orientations, or other physical characteristics of the discs, may be physically measured, or may be calculated from information gained by reading the data on the disc.
Patent KR-20010034305-A (KR)
Title: 효모에서 원하는 폴리펩티드를 만드는 방법
IPC: C12R1/85
Filed: 1999-01-22
Abstract: 본 발명은 효모에서 원하는 폴리펩티드를 만들기 위한 방법을 설명한다. 원하는 산물은 일염기성 프로세싱 부위에 의하여 연결된 리더 결합된 폴리펩티드로서 발현된다. 원하는 폴리펩티드는 효소적인 절단에 의하여 생체내에서 또는 생체외에서 리더로부터 절단된다.
Patent KR-20010042066-A (KR)
Title: 손실/무손실 관련영역 화상 코딩
IPC: H04N1/41
Filed: 1998-03-20
Abstract: 디지털 화상 데이터를 인코딩하는 방법 및 장치로서, 관련영역이 인코딩 프로세스가 시작되기 전이나 인코딩 프로세스(127) 도중에 상술될 수 있으며, 그리하여 관련영역 상에 더 많은 강조가 놓이도록 인코더 출력의 우선순위가 수정되며, 따라서 재구성된 관련영역의 속도 증가 및/또는 충실도 증가가 가능하다. 따라서, 본 시스템은 통신 라인(128) 상에서 디지털 화상의 더 효율적인 재구성을 가능하게 한다.
Patent KR-20010034623-A (KR)
Title: 퍼플루오르 탄성중합체 조성물
IPC: C08K5/14
Filed: 1999-02-18
Abstract: 본 발명은 퍼플루오르 올레핀, 퍼플루오르 비닐 에테르 및 할로겐 함유 경화 사이트를 포함하며 실질적으로는 이온화 가능한 부분을 포함하지 않는, 가공성이 개선된 퍼플루오르 탄성중합체 화합물, 이와 같은 공중합체를 제조하는 방법, 및 이들로 제조된 제품에 관한 것이다.
Patent KR-20010043074-A (KR)
Title: 고분자량의 폴리올, 이의 제조 방법 및 이의 용도
IPC: C08G18/71
Filed: 1999-04-27
Abstract: 본 발명은 활성 수소 원자를 함유하지 않는 용매 또는 분산제 속에 카보네이트 및 C 6-10 알카노에이트의 역이온을 갖는 칼슘을 포함하는 촉매의 존재하에 하나 이상의 활성 수소 화합물을 갖는 하나 이상의 화합물과 하나 이상의 알킬렌 옥사이드를 반응시켜 제조한 고분자량의 폴리에테르 폴리올에 관한 것이다.  제조된 폴리에테르 폴리올은 바람직하게는 당량이 1,000 내지 20,000이고, 다분산성은 1.3 이하이며, 잔류 촉매 수준은 0 내지 2000 ppm(part per million)이다.  다른 양태에 있어서, 본 발명은 이러한 고분자량의 폴리에테르 폴리올의 제조 방법에 관한 것이다.  제조 방법은 먼저, 하나 이상의 활성 수소원자를 갖는 하나 이상의 화합물을 촉매의 존재하에 하나 이상의 알킬렌 옥사이드와 접촉시키는 단계를 포함한다.  촉매는 활성 수소 원자를 함유하지 않는 용매 속에 카보네이트 및 C 6-10 알카노에이트의 역이온을 갖는 칼슘을 포함한다.  혼합물은, 하나 이상의 활성 수소 원자를 함유하는 화합물과 알킬렌 옥사이드가 반응하여 당량이 1,000 내지 20,000이고, 다분산성은 1.3 이하이며, 잔류 촉매 수준은 0 내지 1000 ppm인 폴리에테르 폴리올이 제조될 수 있도록 하는 조건에 노출시킨다.
Patent KR-20010071489-A (KR)
Title: 워터 재킷 조립체
IPC: B21D53/04
Filed: 1999-06-15
Abstract: 순간 개스 점화 온수 가열기용 물 재킷 조립체가 개시되는데, 조립체는 구리 또는 구리로 코팅된 스틸로 만들어진 가압 형상화 플레이트를 구비하며, 하나의 플레이트는 다른 플레이트의 역전된 이메이지이고, 상기 플레이트들은 쌍으로 함께 배치되고, 플레이트들의 쌍이 열 교환기를 형성하도록 평행한 열로 배치되며, 열교환기는 물 재킷에 의해 경계가 정해지는데 상기 물 재킷은 플레이트의 열에 부착된 구리 또는 구리 코팅의 철로 만든 중첩 측면 및, 단부 패널을 구비하며, 상기 조립체는 상기 조립체내에 분리된 연소 개스 및, 물 통로를 가진 연소 챔버를 한정하도록 서로 융합된다.
Patent KR-20020064383-A (KR)
Title: New wicker tray using porous material for improving air permeability.
Inventor: KIM YOUN HWAN
IPC: A01F25/12
Filed: 2001-02-01
Abstract: PURPOSE: A porous tray with improved air permeable ability is provided to ensure more smooth air flow up and down through objects to be dried, thus allowing a large amount of trays to be loaded more closely. CONSTITUTION: The tray(100) drying any objects(200) disposed thereon is made of any harmless porous material selected among stainless based materials or plastic based materials, thus its air permeable ability can be improved. In addition, the tray is assembled over a space(500) for storing constant amount of air and passing it at a constant pressure. The tray and the air storage space are able to be integrally formed or separably coupled each other.
Patent KR-20010078314-A (KR)
Title: Method of isolation for acoustic resonator devices
Inventor: BARBER BRADLEY PAUL
IPC: H01L41/332
Filed: 2001-02-03
Abstract: PURPOSE: An acoustic resonance device and manufacturing and isolating method thereof are provided to limit the loss of device performance due to generation of unwanted lateral waves in acoustic resonator devices. CONSTITUTION: The isolation technique involves the manipulation or isolation of the piezoelectric material layer between the acoustic resonator devices, in an effort to limit the amount of acoustic energy which propagates in a lateral direction away from the device. In one aspect, at least a portion of the piezoelectric material not involved in signal transmission by transduction between RF and acoustic energy is removed from the device. In another aspect, the growth a piezoelectric material is limited to certain regions during fabrication of the device. In a further aspect, the crystal orientation of the piezoelectric material is disrupted or altered during device fabrication so as to form regions having excellent piezoelectric properties and regions exhibiting poor piezoelectric characteristics.
Patent KR-20020065065-A (KR)
Title: Gasket
Inventor: KANG GWANG HUI
IPC: F16J15/00
Filed: 2001-02-05
Abstract: PURPOSE: A gasket is provided to shut off external air and electromagnetic waves and to improve sealing efficiency by forming the uneven parts at both sides of the gasket, and to cut down expenses by installing the gasket conveniently without additional units. CONSTITUTION: A gasket(100) is composed of a first uneven part(110) having a recessed section at the side of the gasket for waterproofing and sealing by deforming according to compressibility, and a second uneven part(120) having a protrusion part to assemble and contact to the structure. Electromagnetic waves are shut off with making the gasket of conductive silicon impregnated with silver, and sealing efficiency is improved with deforming rubber material. Both protrusion parts(112) of the first uneven part are deformed against pressure, and contacted to a first fixing part(200). The second uneven part is engaged with a second fixing part(300). External air and electromagnetic waves are shut off with forming uneven parts at both sides of the gasket.
Patent KR-20060086492-A (KR)
Inventor: USHIKOSHI RYUSUKE
IPC: H01L21/68
Filed: 2001-02-14
Abstract: 접합 구조는 금속 부재와, 적어도 금속 부재의 일부를 수용하기 위한 수용홈을 갖는 세라믹 부재를 구비하고, 도전성 접합층이 금속 부재의 저면과 수용홈의 저면 사이에 형성되고, 도전성 접합층에 의해 제공된 습윤성(wettability)을 갖는 막이 금속 부재의 측벽면의 적어도 일부에 형성된다.  
       
     수용홈, 금속 부재, 접합 구조, 도전성 접합층, 도전성 접합재의 피복층
Patent KR-20020067395-A (KR)
Title: The ascent and descent machine be easy to do movement work
Inventor: KIM PIL NAM
IPC: B66F11/00
Filed: 2001-02-16
Abstract: PURPOSE: A conveniently moving lift is provided to improve working efficiency by moving up and down with operating a footboard manually, and to reduce working hours by working safely on the pallet. CONSTITUTION: A lift is composed of a guide supporting bar(3) installed in the rear part of a lower supporting bar having wheels and fixing pieces; a rectangular grip(7) combined with a guide fixed in the upper part of the guide supporting bar; a rotating shaft(6) mounted in the upper part of the guide supporting bar with drums(9) at both sides; a brake(4) combined with the rotating shaft; a lever(5) fixed at the side of the rotating shaft; and a wire combined with the rear part of a pallet(2) and fixed in the drum. Working is convenient on the pallet with moving up and down the pallet, and working hours are reduced with installing and removing the footboard conveniently.
Patent KR-20020071147-A (KR)
Inventor: AHN DAL
IPC: H01P5/18
Filed: 2001-03-05
Abstract: PURPOSE: A high directivity directional coupler using microstrip line is provided to reduce manufacturing time, processes and cost by eliminating the process of cover pressing, while improving high directivity characteristics. CONSTITUTION: A high directivity directional coupler is characterized in that a microstrip line(300) is connected, in a perpendicular or parallel manner, between an l-shaped strip conductor(401) and a square U-shaped strip conductor(402) of a pattern board(400). The strip conductors are interconnected through the separate microstrip line, so that the strip conductors interfere with each other, to thereby prevent deterioration of characteristics.
Patent KR-20020076436-A (KR)
Inventor: KIM DAE HYEON
IPC: H05B33/04
Filed: 2001-03-28
Abstract: PURPOSE: A structure for sealing organic electro luminescence device is provided to perfectly prevent moisture from being infiltrated into an organic EL device without increasing the device size. CONSTITUTION: An anode(2) is formed on a transparent substrate(1). An HTL(hole transport layer)(3) is formed on the anode. An organ material luminescence layer(4) is formed on the HTL. An ETL(electron transport layer)(5) is formed on the luminescence layer. A cathode(6) and a canistrer(7) are sequentially formed on the ETL. A sealing material(10) is formed on a part of the anode and an outside of the canistrer.
Patent KR-20010093749-A (KR)
Title: Method, apparatus, and recording medium for displaying templates
Inventor: TSUE TAKASHI
IPC: G06F3/14
Filed: 2001-03-28
Abstract: PURPOSE: To easily confirm the compatibility between a user image and a template in displaying a list of templates at the synthesis between the user image and the template. CONSTITUTION: The user image S1 and template data T1-T6 are read, the user image S1 is inserted to each image insertion area of the template data T1-T6 and a list image R1 of them is generated. Displaying the list image R1 on a monitor allows a user to easily confirm the compatibility between the user image and each of the template data T1-T6 without the need for insertion of the user image S1 to each of the template data T1-T6 and for the confirmation of the inserted results on each occasion.
Patent KR-20020076928-A (KR)
Title: Method for optimizing semiconductor package mounting
Inventor: EOM YONG SEONG
IPC: H01L21/12
Filed: 2001-03-31
Abstract: PURPOSE: A method for optimizing a mounting area of a semiconductor package is provided to utilize efficiently a back face of a TSOP and reduce a mounting area by mounting a MOST package on an upper portion a printed circuit board and mounting a TSOP package on an upper portion the MOST package. CONSTITUTION: A MOST package(30) as a chip size package is mounted on a back face of a TSOP(40) in order to optimize a mounting area. The MOST package is connected with the external apparatus. The micro-spring(26) is formed on the back side of a semiconductor chip(21). The micro-spring(26) is connected with a bonding pad of the semiconductor chip(21) through a metal wire. The MOST package(30) has the same size as the semiconductor chip(21). The MOST package(30) is mounted on a back face of the TSOP(40) by increasing an outer lead(32) of a lead frame extracted to an outside of a sealant(34) in a process for fabricating the TSOP(40).
Patent KR-20010100872-A (KR)
Title: 자기 기록 매체
IPC: G11B5/714
Filed: 2001-04-06
Abstract: 디지털 데이터의 기록 및 높은 기록 밀도에 적합한 본 발명의 다층 자기 기록 매체는 매우 양호한 전자기 기록 특성과 양호한 표면 평활성을 가지며, 하층에 다량의 윤활제를 흡수할 수 있고, 0.5㎛ 미만 두께의 하나 이상의 상부 자기 기록층과 자기 연성 안료를 함유하는 하나 이상의 하층을 갖는다.
Patent KR-20020078343-A (KR)
Title: Apparatus for automatically correcting an external video signal offset
Inventor: HAN DONG IL
IPC: H04N5/57
Filed: 2001-04-09
Abstract: PURPOSE: An apparatus for automatically correcting an external video signal offset is provided to easily detect an effective video portion of an external video signal using a digital circuit without using a conventional analog circuit. CONSTITUTION: An apparatus for automatically correcting an external video signal offset includes a dark region detector, a horizontal and vertical resolution controller, and a horizontal and vertical image effective position detector. The dark region detector compares an input image with an upper level threshold value and a lower level threshold value, respectively, to generate a dark region flag. The horizontal and vertical resolution controller controls resolution according to the dark region flag. The horizontal and vertical image effective position detector finds out an effective image region corresponding to the controlled resolution.
Patent KR-20020080157-A (KR)
Title: Manufacturing method of post card for budding seed
Inventor: RYU BONG KYUN
IPC: B42D15/02
Filed: 2001-04-12
Abstract: PURPOSE: Provided is a production process of postal cards for budding flower seeds thereby manufacturing postal cards which is made from pulp and culture fluid and includes flower seeds. CONSTITUTION: The production process of the postal cards for budding the flower seeds comprises the steps of: (i) mixing pulp with culture fluid to produce culture paper(1); (ii) placing culture paper between rollers(2) with plural projections(4) to form grooves(3); (iii) cutting culture paper into a certain length; (iv) placing plural seeds at the grooves of the culture paper; (v) thinly coating the entire upper side of the culture paper or the upper part of the seeds to fix the seeds at the grooves; and (vi) attaching a card cover(6) as large as the culture paper to one side of the culture paper.