baber/WOPTO huggingface dataset:
Patent KR-20000039986-A (KR)
Title: Dram cell capacitor and method for manufacturing the same
Inventor: KIM YONG HYUK
IPC: H01L21/02
Filed: 1998-12-16
Abstract: PURPOSE: A DRAM cell capacitor and a method for manufacturing the DRAM cell capacitor are provided to prevent bridge between storage electrodes by performing an over etching process when the storage electrode is formed. CONSTITUTION: A first conductive film having a predetermined thickness is formed on a contact plug(106) and an interlayer insulation film(102) of a semiconductor substrate. A first conductive pattern(108a) is formed by patterning the first conductive film. A second conductive film is formed on the interlayer insulation film(102). By patterning the second conductive film, a second conductive film pattern(110a) is formed on the first conductive film pattern(108a) so as to form a storage electrode(112). HSG film(114) is selectively formed on a surface of the second conductive film pattern(110a). A capacitor(120) is formed by forming a capacitor dielectric film(116) and a plate electrode(118) on the semiconductor
Patent KR-20000042221-A (KR)
Title: Communication device between fast processors in exchange
Inventor: KIM GI CHEOL
IPC: H04M3/00
Filed: 1998-12-24
Abstract: PURPOSE: A communication device between fast processors in an exchange is provided to transmit data between internal processors by use of a 10 base T at a high speed, and not to effect to another board by connecting a main processor module and each board with each twist fair cable, even disordering one board. CONSTITUTION: A communication device between fast processor in an exchange comprises a repeater interface controller(300), and 10 base T transceivers(301,302,307). The repeater interface controller(300) controls repeating and interface of data transceived with each board in a main processor module, and connects each board to each different port, with the twist fair cable, having many ports. The device is connected to each different twist fair cable and the repeater interface controller(300).
Patent KR-20000043817-A (KR)
Title: Apparatus for preventing breakaway of tool in tool magazine
Inventor: LEE SONG WOO
IPC: B23Q3/155
Filed: 1998-12-29
Abstract: PURPOSE: An apparatus for preventing breakaway of tool in tool magazine is provided to prevent a tool from being breakaway from a tool magazine rotating at high speed for changing the tool by providing a gripper to which a tool in a tool magazine of a machining center is gripped. CONSTITUTION: In an apparatus for preventing breakaway of tool in tool magazine, a tool magazine for moving toward a front cover of a spindle and then changing a tool comprises grippers(50, 52) which is mounted to be rotated freely on opposite sides of a tool port(36) formed in a magazine plate(34) and is gripped to or released from a tool inserted into the tool port(36); locking springs(60, 62) for pushing the grippers(50, 52) toward the tool inserted into the tool port; stopper pins(50a, 52a) mounted in the magazine plate(34) for restraining the movement of the grippers(50, 52); pins for locking gripper(70, 72) having a tapered portion, which is located on the magazine plate(34) at two opposing sides of the tool port and is driven into a position between grippers(50 and 52) in a manner of a wedge or released therefrom such that the grippers(50, 52) cannot be moved; a planger mounted on a side opposing to the tapered portion formed on the pins for locking gripper(70, 72); a latch plate mounted on the magazine plate(34) to maintain the planger; a spring for applying elastic force, which is biased between the magazine plate(34) and the planger and then applies elastic force to the pins for locking gripper such that the pins are inserted between the grippers(50 and 52); and a slant surface portion which is downwardly formed toward front end side at two opposing sides of the front cover such that the planger mounted to the pins for locking gripper contacts with the planger while the pins for locking gripper are released from the grippers(50, 52) when the tool magazine moves in parallel toward the front cover.
Patent KR-19990071961-A (KR)
Title: 로컬 멀티포인트 분배 시스템
IPC: H04H20/00
Filed: 1996-12-04
Abstract: 로컬 멀티포인트 분배 시스템은 셀로 구성된 복수개의 베이스 스테이션에 연결되는 전파중계소와,셀의 각각의 섹터를 위한 복수개의 RF 가입자 스테이션을 포함하며, 상기 각각의 섹터 비임 안테나는 RF 통신 신호로 상기 셀의 설정 섹터을 조사하며, 상기 각각의 가입자 스테이션은 그 할당된 섹터를 향하는 섹터 비임 안테나를 향하게 되는 협소한 비임 폭을 구비한 높은 이득 안테나를 포함하며, 각각의 가입자 스테이션은 TDMA 제어되며, 각 가입자 스테이션의 전송 동력은 동일한 동력 레벨로 그 각각의 베이스 스테이션에 도달된다.
Patent KR-19990072014-A (KR)
Title: 위에서지면으로건축물을건설하는리프트업공법
IPC: E04B1/35
Filed: 1997-08-27
Abstract: 위에서 지면으로 건축물을 건설하는 리프트업 공법은, 층의 강철기둥이 건축물에 필요한 기둥을 지지하는데 모두 사용되고, 다양한 건축물의 층이 층의 강철기둥에 연결하는 리벳에 의해 위치되는 강철빔 상에 건설되고, 상기 층의 강철기둥은 지하에 설치된 유압 리프트업 장비에 의해 한층씩 동시에 상승된다.  상기 방법은 공사기간이 길고 시공비가 높고, 건설인부의 안전은 보장할 수 없었던 종래 기술의 문제점을 효과적으로 해결할 수 있다.  더욱이, 본 발명은 광범위한 적용범위를 가지고 있어, 고층 또는 초고층 빌딩, 내부 기둥이 없는 대규모 빌딩 및 광폭의 다리와 같은 다양한 특수 건축물에도 특수하게 적용할 수 있다.
Patent KR-19990081824-A (KR)
Title: 2 개의 하우징부 사이의 분해식 연결장치
IPC: F16B5/10
Filed: 1997-10-20
Abstract: 본 발명은 하나의 하우징부(1)상에 주변부(9)를, 그리고 다른 하우징부(2)상에 돌출부(10)를 갖는 탄성 설상부(7)에 의해 형성되는 2개의 협작 래칭 요소를 갖는 2개의 하우징부(1,2) 사이의 분해식 연결장치에 관한 것이며, 상기 돌출부(10)는 하우징부의 상호 결속 상태에서 주변부(9) 뒤에 맞물린다.  상기 하우징부를 서로 용이하게 분리시키기 위하여, 상기 하우징부는 제 2 돌출부(15) 및 제 2 주변부(14)에 의해 형성된 2개의 다른 협작 래칭 요소를 가지며, 상기 래칭 요소들중 하나는 상기 설상부(7)에 연결된다.  상기 하우징부를 분리시키기 위하여, 상기 탄성 설상부(7)는 역으로 가압되며, 따라서 제 1 돌출부(10)를 분리시키고, 또한 제 2 돌출부(15)가 제 2 주변부(14) 뒤에 맞물리는 스프링백에 대항하여 설상부를 체결한다.
Patent KR-19990082383-A (KR)
Title: 항균성 펩티드 및 이의 사용법
IPC: A61K38/17
Filed: 1997-02-13
Abstract: 본 발명은 소 및 쥐 호중구로부터 유래된 신규 항균성 펩티드를 제공한다.    소 과립구 펩티드 A (BGP-A) 및 쥐 과립구 펩티드 A (MGP-A) 라 명명된 상기 펩티드는 말초성 혈액 과립구로부터 균질하게 정제된다.    BGP-A 및 MGP-A 의 아미노산 및 뉴클레오티드 서열 또한 제공된다.    또한 합성 BGP-A 및 MGP-A 도 제공된다.    정제된 BGP-A 펩티드는 천연 BGP-A 와 구별할 수 없을 정도의 항균 활성을 갖는 것으로 나타났다.    또한 BGP-A 및 MGP-A 의 합성 카르복스아미드화된 유사체 (각각, BGP-A-아미드 및 MGP-A-아미드) 도 제공된다.
Patent KR-20000005016-A (KR)
Title: Method and device for recognizing image, and copying machine and printer using them
Inventor: HIRAISHI JUNJI
IPC: H04N1/393
Filed: 1997-03-26
Abstract: PURPOSE: A method and device for recognizing an image, even such a copying machine which print image data on each prescribed area while the machine is reading the image data in units of a belt like area smaller than the whole area of an original are exactly detect image data containing a specific image (specific pattern). CONSTITUTION: The copying machine acquires image data in units of a belt like area by means of a reading unit (10), converts the image data into YMCK data by means of an image processing unit (20) of the next stage, zooms the YMCK data by means of a zooming section (22), and generates binarized YMCK data by means of a pseudo gradation processing section (24). The output section (30) of the copying machine successively prints the image data in units of a belt like area based on the binarized data. The output of the image processing unit (20) is divided into data blocks of 64 dots for a reducing process (data blocks of 128 dots for a unity magnification or magnification process). Therefore, the output of the unit (20) is given to a recognizing device (50) and the device (50) recognizes the output based on the data generated after changing the magnification.
Patent KR-20000010803-A (KR)
Title: Hybrid relay
Inventor: KERN JOSEF
IPC: H01H50/02
Filed: 1997-04-22
Abstract: PURPOSE: A hybrid relay is provided to obtain a good heat dissipation and a compact design with few component parts. CONSTITUTION: The hybrid relay has an electromagnetic relay system with at least one coil (65), a core yoke unit (1) and at least one contact switching armature (2), as well as a power semiconductor (5) whose switching section cooperates with the contacts to switch the load circuit of the relay. A delayed control of the power semiconductor (5) allows the contacts to be switched without load. The power semiconductor is in thermal contact with the core yoke unit(1).
Patent KR-20000010861-A (KR)
Title: Preparation method of taxol
Inventor: WUTS PETER G M
IPC: C07D417/12
Filed: 1997-04-10
Abstract: PURPOSE: A preparation method for producing taxol and taxol anologues useful for treating cancer are provided by using substituted amino-3-phenyl(2R,3S) isoserinates or precursors thereof. CONSTITUTION: The process is comprised of: transforming an alkyl(2R,3S)-phenylisoserinates to the corresponding substituted amino-3-phenyl(2R,3S)isoserinates(II); transforming the(II) to the corresponding oxazoline esters(III), by contacting the (II) in a solvent capable of forming a water azeotrope with an aromatic aldehyde and an acid; transforming the (III) to the corresponding oxazolidine acids(IV); coupling the (IV) with the 7-silylated-10-acylated baccatin III(VI) to produce the corresponding oxazolidine silylated baccatin III(VII); deprotecting the (VII) to produce the phenylisoserine ester of silylated baccatin III(VIII); producing the N-substituted isoserine silylated baccatin III(IX) by N-acylation of the (VII); producing the desired taxol(X) by desilylation of the (IX).
Patent KR-20000051044-A (KR)
Inventor: CHOI SEONG JE
IPC: C23C14/10
Filed: 1999-01-18
Abstract: PURPOSE: A manufacturing method of a thin film is provided to promote the uniformity of a thin film formed by using an atomic layer deposition method. CONSTITUTION: A first reacting material is injected to a chamber wherein a substrate is loaded and the first reacting material is adsorbed chemically. The chamber is pumped after purging gas in the chamber or the chamber is purged after pumping the chamber. By the dual processes, the chemically adsorbed first reacting material is removed. A second reacting material is injected to the chamber to adsorb the second reacting material on the first reacting material. A solid thin film of an atomic layer unit is formed by the chemical metathesis of the two reacting materials.
Patent KR-20000051726-A (KR)
Inventor: KIM WON CHAN
IPC: H04N21/466
Filed: 1999-01-26
Abstract: PURPOSE: A television with automatic menu setting capability based on previous usage frequency is provided to set menus based on the frequency at which the menu was selected. CONSTITUTION: A television with automatic menu setting capability based on previous usage frequency includes an internal clock, a memory and an automatic setter. The internal clock includes data and time. The memory collects the capabilities used based on the date and the time, classifies the collected result, and stores the classified result. The automatic setter sets menu automatically based on the content stored in the memory. The television further includes a selection key(21) which enables a user to select the capability the user prefers. The menu set in the television is a site address for information search or the name of the search site.
Patent KR-20000051953-A (KR)
Inventor: NOH HWAN CHEOL
IPC: H01J29/70
Filed: 1999-01-28
Abstract: PURPOSE: A cathode ray tube is provided to improve a deflection efficiency and to reduce power consumption, by establishing a high magnetic permeability element in a front of a shield cup, the high magnetic permeability element being composed of a high magnetic permeability material capable of inducing leakage flux radiated to the outside of a deflection yoke to a direction of electron beam. CONSTITUTION: In a cathode ray tube including a panel(30) having a fluorescent layer(31) inside, a funnel(40) adhered to the panel, an electron gun(50) and a deflection yoke(60), the electron gun has a plurality of electrodes and includes a shield cup installed in a front of a last accelerating electrode among the electrodes, established in a neck part of the funnel. The deflection yoke deflects the electron beam radiated from the electron gun, established in a cone part(43) of the funnel. An induction element for inducing leakage flux of the deflection yoke is further established between an electron gun exit through which the electron beam is radiated and a deflection center of the deflection yoke.
Patent KR-20000056855-A (KR)
Inventor: LEE GYU IN
IPC: F16K3/00
Filed: 1999-02-26
Abstract: PURPOSE: A gate valve actuator assembly is provided to accomplish an improved tightness between a seal and a shaft while arranging packing members between the seal and shaft. CONSTITUTION: An assembly comprising a housing(12), a seal(14) having a front surface(14a) and a rear surface(14b) and which is installed within the housing(12) and performs a piston movement by an air pressure, a shaft(18) one end of which is coupled to the seal(14) at a front surface(14a) of the seal by a nut(16) and which moves along with the driving of the seal(14), a first packing member(30) arranged between the front surface(14a) of the seal and a contact surface between the end of the shaft(18) and the nut(16), and a second packing member(32) arranged between the rear surface(14b) of the seal and a contact surface of the shaft(18), wherein the first and second packing members are sealing plates or O-rings for sealing a portion for connecting the seal and the shaft.
Patent KR-19990077522-A (KR)
Title: 트리스-아릴-ｏ-히드록시페닐-ｓ-트리아진의신규제조방법
IPC: C07D251/24
Filed: 1999-03-02
Abstract: 염화시아누르 또는 상응하는 페녹시 또는 알콕시 치환된 트리아진을 출발 물질로 하여 2-(2,4-디히드록시페닐)-4,6-디아릴-s-트리아진 또는 유사 화합물을 3단계로 제조하는 방법을 설명한다.  제1단계는 트리아진에서 1 또는 2개의 이탈기를 페놀성 부분으로 친핵성 치환하는 반응을 포함한다.  제2단계는 루이스산 촉매(바람직하게는 염화알루미늄)를 사용하여 잔류 이탈기를 크실릴과 같은 아릴기로 치환하는 프리델-크래프츠 반응을 포함한다.  최종적으로, 제3단계는 바람직하게는 양성자산 촉매 또는 루이스산 및 양성자산 촉매의 조합물을 사용하여 페놀성 부분을 레조르시놀과 같은 페놀로 치환하는 반응을 포함한다.  또는, 제3단계는 단독으로 실시될 수 있으며, 예컨대 다른 방법의 물질을 출발 물질로 하거나, 또는 직접 트리스-히드록시페닐-s-트리아진으로 유도할 수 있다.  제조된 s-트리아진은 화학선의 유해 작용으로부터 유기 기재를 안정화시키기 위한 UV 흡수제로서 유용하다.
Patent KR-19990046390-A (KR)
Title: 폴더형휴대폰덮개를원터치로열게하는스위치
Filed: 1999-03-05
Abstract: (1) 발명이 속한 기술분야 
     전자이동기기의 외형구조 변경 
     (2) 발명의 목적 
     기존 폴더형 휴대폰의 외형구조의 변경으로 사용의 편리함 증대 
     (3) 발명의 구성 
     기존의 폴더형 휴대폰의 덮개와 본체와의 연결부위에 복귀 스프링을 삽입하고 덮개를 본체에 거치시키기 위하여 연결부위에 걸림스위치를 장착함으로써 통화시 원터치로 덮개를 열 수 있도록 발명하였다. 
     (4) 발명의 효과 
     기존의 폴더형 휴대폰은 그 구조상의 문제점으로 통화시 두손을 이용하여 덮개를 열어야 하는 불편함을 가지고 있다.    본 발명은 이러한 점을 해결하여 한 손으로도 덮개를 열고 통화를 할 수 있도록 하여 기존 폴더형 휴대폰 이용에 편리함을 증대시킨다.
Patent KR-20000061254-A (KR)
Inventor: KANG CHUN UN
IPC: G06F15/00
Filed: 1999-03-24
Abstract: PURPOSE: A real-time caption system based on a script and a script processing method are provided to make a caption data which can be performed without regard to a kind of an output device by using SCHL(synchronized caption handling language) having a format similar to HTML. CONSTITUTION: A real-time caption system based on a script includes a server(100), a terminal(200), and a communication network(300). The server(100) generates a caption data as a file by using SCHL by an information provider, converts it as a file according to a transmission file format in order to transmit the caption data with a digital content at the same time, and transmits the selected file according to a download signal. The terminal(200) downloads the file provided from the server, and reproduces the digital content and the caption data from the downloaded file. The communication network(300) performs a communication between the server and the server. Thereby, the real-time caption system based on a script and a script processing method makes a caption data which can be performed without regard to a kind of an output device by using SCHL(synchronized caption handling language) having a format similar to HTML.
Patent KR-20000061267-A (KR)
Inventor: PARK JIN YONG
IPC: B64G1/00
Filed: 1999-03-25
Abstract: PURPOSE: A target for use of satellite alignment is provided to reduce manufacturing cost by reducing alignment process time of a satellite. CONSTITUTION: A target(300) comprises a laser generating unit for generating a laser beam, and a mirror installed at a portion of a satellite and which reflects the laser beam emitted from the laser generating unit, in which the target being projected with the laser beam reflected from the mirror allows an operator to recognize an alignment of the satellite, the target having at a front surface thereof a plurality of concentric circles expanded from a center of the target. When the target receives the laser beam emitted for an alignment of satellite, and the laser beam deviates from a tolerance range of the front surface of the target, the operator can easily correct the position of an antenna, sensor, wheel and a control rocket attached to the satellite through scales marked at the front surface of the target.
Patent KR-19990078333-A (KR)
Title: 세로형 교반장치
IPC: B01F7/16
Filed: 1999-03-27
Abstract: 액의 깊이가 깊은 탱크, 또는 반정각 60°이하의 예각 원뿔보텀을 사용한 교반탱크, 혹은 이들을 조합시킨 교반탱크에서의 상하 균일혼합시간의 단축, 상하방향에서의 유속의 균일화 및 전열시간의 단축을 달성할 수 있는 세로형 교반장치를 제공한다. 
     교반탱크에 회전가능한 회전축을 배치하고, 회전축의 하부에 면적이 큰 보텀패들날개를 장착하고, 이 보텀패들날개의 상측의 회전축에 종그리드와 횡암을 조합시킨 격자날개를 설치하고, 이 격자날개의 최외측의 종그리드의 외연부와 회전축의 중심과의 거리를 보텀패들날개의 거리보다 크게 하였다.
Patent KR-20000062035-A (KR)
Inventor: LEE CHANG JIN
IPC: A61K33/16
Filed: 1999-03-30
Abstract: PURPOSE: An antacid agent containing yellow soil that can alleviate toxicity is provided. The yellow soil is abundant in a variety of minerals, and applied to an antacid agent in the form of fine powder/solution. CONSTITUTION: To achieve the beforementioned purpose, firstly a predetermined amount of yellow soil is collected, screened, and disinfected to remove harmful factors. And then, the processed yellow soil is put in a container which is full of water. As time goes by, the mixture consisted of water and yellow soil is separated into two layers, i.e sediments precipitates at the bottom part and yellow soil solution is located in the upper part. The yellow soil solution/powder is applied as an ingredient of antacid agents in the preparation process of sorts of antacid agents.
Patent KR-20000066420-A (KR)
Inventor: KOO GYEONG MO
IPC: H01L21/28
Filed: 1999-04-16
Abstract: PURPOSE: A method for manufacturing a metal contact of a semiconductor device is provided to stably prevent a diffusion from a contact part to the inside of silicon metal by forming a monocrystal cobalt silicide layer on an interface between a silicon layer and a cobalt layer. CONSTITUTION: A contact window is formed on an insulating layer. A titanium layer(23), a cobalt layer(25) and a titanium nitride layer(24) are sequentially stacked. An annealing process is performed to form a cobalt silicide layer(CoSi2)(28) between the titanium layer and a silicon substrate. Tungsten(26) is stacked.
Patent KR-20010002342-A (KR)
Inventor: MUN SEONG HAK
IPC: G09G3/294
Filed: 1999-06-14
Abstract: PURPOSE: A method for driving a plasma display panel is provided which is capable of driving a plasma display panel having a reduced number of sustain electrodes with low power and improving the brightness of the panel. CONSTITUTION: A method for driving a plasma display panel alternately generates sustain discharge with respect to two scanning lines using two scanning/sustain electrodes adjacent to one common sustain electrode, and includes main sustain discharge and sub-sustain discharge in the sustain discharge. In the event of main sustain, space charges and wall charges caused by weak sub-sustain discharge of the neighboring scanning lines are used to improve the brightness or reduce the voltage of sustain pulse, to enable low-power driving of the plasma display panel.
Patent KR-19990073179-A (KR)
Title: 공기분배조가구비된공압모터
IPC: E21B1/00
Filed: 1999-06-17
Abstract: 본 발명은 공기 분배조가 구비된 공압모터에 관한 것으로, 특히 소음을 감소시킬 수 있도록 한 것이다. 
     종래의 공압모터는 로타리밸브(106)와 밸브슬리브(107)의 사이 틈새로 다량의 압축공기가 유출되는 문제점이 발생됨은 물론 마찰열에 의한 마모로 인해 제품의 수명이 짧아지는 문제점이 발생되었으며, 더 나아가서는 이로인해 유지 보수가 어렵다는 문제점이 발생되었다. 
     본 발명은 상기와 같은 종래 기술의 제반 문제점을 해소하기 위해 분배부에인입공과 순환공이 형성된 분배조몸체; 상기 순환공과 상호 연통되는 적어도 3개 이상의 제1관로와 이 각각의 제2관로와 상호 연통되는 작동공; 상기 작동공에 설치되어 동작되는 포트스위치부; 상기 제1관로와 상호 연통되게 제2관로가 형성되고, 이 제2관로의 일단에는 실린더실이 형성된 실린더블럭; 크랭크축의 편심축에 적어도 3개 이상의 커넥팅로드가 축설되고, 이 각각의 커넥팅로드의 일단에 피스톤이 구비된 구동부; 회전하면서 상기 스위치핀을 선택적으로 작동시키는 스위치로 구비되어 구성된다.
Patent KR-20010004956-A (KR)
Inventor: HAN O HYEONG
IPC: H01L29/778
Filed: 1999-06-30
Abstract: PURPOSE: A pseudo high electron mobility transistor of a GaSa series with low noise and high gain characteristic is provided to prevent the generation of DX-center and improve the efficiency of an electron supply layer. CONSTITUTION: A pseudo high electron mobility transistor of a GaSa series with low noise and high gain characteristic comprises the following structure. The pseudo high electron mobility transistor of a GaSa series comprises a super lattice layer(20), a buffer layer(21), a channel layer(22), an electron supply layer(23), and a cap layer(24). The electron supply layer(23) comprises a delta-doped GaAs layer. The electron supply layer further comprises the first AlxGa1-xAs layer(23a) provided on the channel layer(22), a GaSa layer(23b) provided on the first AlxGa1-xAs layer, a silicon-deltas doping layer inserted into the GaSa layer, and the second AlxGa1-xAs layer(23c) provided on the GaSa layer.
Patent KR-19990073441-A (KR)
Title: 건축용철근절곡방법및그장치
Filed: 1999-07-13
Abstract: 본 발명은 건축용으로 사용되는 철근 절곡기에 관한 것으로서, 본체(1)의 중앙부에 가이드레일(2)을 설치하되 가이드레일(2)의 양측에는 절곡기(3)(4)를 체결하며 각 절곡기(3)(4)의 상부 일측 대응되는 위치에는 지지대(5)를 설치하고 그 하단 일측에는 절곡용 휠(6)을 회전 가능하게 설치하며, 내부 상하에는 로울러(7)가 설치되어 있는 유동부(8)를 설치하여 가이드레일(2)과 체결되게 하고, 각 절곡기(3)(4)의 전면 중앙부에는 고정용핸들(9)을 설치하며, 각 절곡기(3)(4)의 후미에는 실린더(10)에 의하여 휠(6)을 작동시키는 작동부(11)를 설치하여서 된 것으로서, 구조가 간단하여 제작이 용이하고 한번에 여러개의 철근을 절곡시킬 수가 있기 때문에 작업시간을 단축시킬 수가 있으며, 또한 각 절곡기의 위치를 변경시킬 수가 있기 때문에 철근의 크기에 상관없이 사용할 수가 있는 유용한 발명인 것이다.
Patent KR-20000016939-A (KR)
Inventor: DAVIDGOTHENTY
IPC: H04J11/00
Filed: 1999-07-14
Abstract: PURPOSE: Shared asymmetric digital subscribe line modem is provided to vanquish the frailty of the conventional digital subscribe line modem that needs unnecessary cost because previous digital subscribe line modem requires the pairs of asymmetric digital subscribe line modem on digital subscribe line. CONSTITUTION: The shared asymmetric digital subscribe line modem comprises: digital front end circuitry, local loop, transmit isolation buffer that isolates communication signal received at the local loop, receiving filter that filtrates signals received from analog circuit, sample and hold circuit that receives the corresponding filtered signal from receiving filter, analog to digital signal that is connected the sample and hold circuit to transforms from analog signal to digital signal, serial to parallel transformer, discrete Fourier transform circuit that transforms the parallel signal from time domain to frequency domain for providing digital frequency constant, detector that receive digital frequency constant and that provides client specific symbols, timing equalizer, and memory device that local loop specific equalized constant.
Patent KR-20010010347-A (KR)
Inventor: KIM MYUNG HEE
IPC: H04Q9/00
Filed: 1999-07-19
Abstract: PURPOSE: A case for a remote controller is provided to prevent damage owing to impact force by realizing packing and custody functions at the case. CONSTITUTION: A case for a remote controller comprises an upper case(20) and a lower case(22). The upper case(20) is formed so that a half of the remote controller is inserted therein. The lower case is formed so as to have a box shape together with the upper case, and is hinge coupled with the upper case by a hinge unit. The hinge unit has a hollow pin(36), a solid pin(38) and a head part(42). The solid pin(38) is press fitted to the hollow pin(36) so as to penetrate side planes(6,8,28,30) of the cases(20,22). The head part(42) is extended from each end of the pins(36,38) and contacted with each side plane of the cases(20,22).