baber/WOPTO huggingface dataset:
Patent KR-20040037954-A (KR)
Title: Winding device of heat generator for heating roller
Inventor: HAN JAE SEOP
IPC: G03G15/00
Filed: 2002-10-31
Abstract: PURPOSE: A winding device of a thermal generator for a heating roller is provided to dispose a supplying unit, a bending unit, an operating unit, and a connecting unit on a body, in order to automatically perform a wire supplying process and a winding process, thereby simply conducting a winding operation. CONSTITUTION: A body(1) is applied with an outer power and an air by installing a compressor. A supplying unit(100) mounts and supplies a wire(3). A bending unit(200) is installed opposite to a supplying portion(113) of the supplying unit(100), and connects a terminal block of a thermal generator with the wire(3). An operating unit(300) rotates the thermal generator mounted by being installed on an upper side of the body(1). A connecting unit(400) installed on a front side of the operating unit(300) is contacted with a terminal body fixed to a side portion of the thermal generator. A cutting member(500) automatically cuts the wire(3). A controller is installed inside the body(1), and controls each unit by operating a signal.
Patent KR-20040038091-A (KR)
Title: Portion part exchanging type brake drum in vehicle
Inventor: LEE DONG UK
IPC: F16D65/10
Filed: 2002-10-31
Abstract: PURPOSE: A partial replacement-type brake drum of a brake for a vehicle is provided to reduce the overall thickness by diving the brake drum into a portion producing friction force through compression with a lining and a portion covering the former portion, to prevent the imbalance of mass inertia moment and prevent vibration, and to prolong the life span through partial replacement. CONSTITUTION: A partial replacement-type brake drum of a brake for a vehicle comprises an outer case(1a) rotating together with a wheel; a friction case(1b) combined to the inside of the outer case, to come in contact with a lining; a fixing plate(1c) attached along the side of the combined cases; and a fixing member(1d) fastened to the fixing plate and to the outer case, to fix the friction case. In the outer case, the brake drum for stopping a rotating wheel is installed to a wheel hub through a bolt. Plural combining grooves(1a') and combining bosses(1b') are formed to the symmetrical positions of the outer case and the friction case, to reinforce the combining force between the cases. A gap is formed to the contact surface of the cases, to cause movement of the position of the friction case according to the shape of the lining.
Patent KR-20040039705-A (KR)
Title: Appratus and method of an energy-based adaptive DCT/IDCT
Inventor: KIM DAE WON
IPC: H04N7/26
Filed: 2002-11-04
Abstract: PURPOSE: An adaptive DCT(Discrete Cosine Transform)/IDCT(Inverse DCT) device based on energy and a method therefor are provided to perform IDCT using only DCT coefficients of a 1*1, 3*3 or 4*4 size adaptively according to a compared result of energy per block with average energy for an input image, thereby remarkably reducing complexity and an amount of calculation. CONSTITUTION: An energy calculator(24) receives an image and divides the image into blocks of a predetermined size, and calculates energy per block and average energy to compare the energy per block with the average energy. A DCT unit(22) divides the inputted image into predetermined blocks for DCT. An image coefficient processor(26) receives and realigns DCT coefficients per block from the DCT unit(22) according to a compared result of the energy per block with the average energy received from the energy calculator(24). An IDCT unit(28) receives the DCT coefficients realigned in the image coefficient processor(26) to perform IDCT and recover the image.
Patent KR-20040041460-A (KR)
Title: Cut strip connecting apparatus in a solution reservoir
Inventor: KIM EON SIK
IPC: B21B15/00
Filed: 2002-11-11
Abstract: PURPOSE: An apparatus for connecting cut strips in bath is provided which connects the cut strips promptly and simply by appliance when strip is cut inside the bath. CONSTITUTION: The apparatus comprises first connector guiding rail(70A) installed so that it is parallel to a path of strip advanced into the bath(110); second connector guiding rail(70B) installed so that it is parallel to a path of the strip discharged to the outer side of the bath; a guiding rail(20) longitudinally formed on the bottom of the bath to connect the guiding rails; a plural pushing plates(30A,30B) mounted in such a way that the plural pushing plates are moved along the guiding rails(20,70A,70B); first connector(80) mounted in such a way that the first connector is moved along the guiding rails; and second connector(90) which is mounted in such a way that the second connector is moved along the guiding rails, and which is connected to and separated from the first connector, wherein the apparatus further comprises pushing bars(32A,32B), cylinder(40), spring(34) and pushing bar connecting wire(60), wherein the apparatus further comprises first wire(81), second wire, driving motor(76) and clutch(78).
Patent KR-20030022751-A (KR)
Title: Rotary pistion & seal
Inventor: KIM DONG HYUN
IPC: F02B53/00
Filed: 2002-11-13
Abstract: PURPOSE: A rotary piston and a seal are provided to reinforce supporting force of the rotary piston and to properly lubricate and cool the rotary piston by sealing and lubricating a working chamber through seals. CONSTITUTION: Lubricant is supplied into a lubricating seal(105) and a fluid passage(90) of a rotary piston through a fluid passage(90) of a shaft pin(4) so as to lubricate and cool the rotary piston. A fluid passage(90) is provided to adjust pressure in a space. A guide member is provided to supply lubricant. When the rotary piston is positioned at the peak point in a working chamber, a tail roller(88) of the rotary piston meets with an inner circular space section of a rotary member. A reinforce surface(89) is formed in order to reinforce supporting force of tail roller(88) of the rotary piston. A seal slot(110-1) and lubricant seal slots(120) are formed in the rotary piston.
Patent KR-20030042424-A (KR)
Inventor: HASEGAWA TOORU
IPC: H04M1/67
Filed: 2002-11-21
Abstract: PURPOSE: An authentication system, a mobile terminal, and an authentication method are provided to have a high level of security and perform authentication using an image irrespective of location. CONSTITUTION: An authentication DB(330) maintains a pre-registered registration image of a user of a mobile terminal(100). A communication control unit(310) receives a moving image of the user transmitted from the mobile terminal(100). A server-side authentication processing unit(322) authenticates the user by checking the moving image received by the communication control unit(310) against the registration image stored in the authentication DB(330).
Patent KR-20030045641-A (KR)
Title: Internal impingement nozzle
Inventor: WALTER BRADLEY P
IPC: B05B1/04
Filed: 2002-12-03
Abstract: PURPOSE: An apparatus for dispensing a fluid is provided to reduce the effects of wear or with wear inserts of, for example, tool steel or tungsten carbide, in areas subject to greater wear, such as surfaces and around orifices. CONSTITUTION: The apparatus for dispensing a fluid includes: a nozzle defining an orifice in a front face of the nozzle, where a material is discharged through the orifice. The nozzle includes a flow divider(20) cooperating to separate a supply of the material into two streams, the flow divider(20) including two surfaces which intersect not further forward in the nozzle than the front face. The two surfaces include two flat surfaces and two adjacent surfaces make substantially equal angles to a longitudinal axis of the nozzle.
Patent KR-20030004230-A (KR)
Title: Apparatus for Inputting Characters wherein Consonant and Vowel Keys are separately Assigned
Inventor: RYU DONG KY
IPC: H04B1/38
Filed: 2002-12-04
Abstract: PURPOSE: A character input device through the division and assignment of consonants and vowels is provided to conveniently and quickly input English alphabets by classifying and allocating English alphabets with a high use frequency and English alphabets with a low use frequency. CONSTITUTION: A consonant input unit(410) has three-row to three-column keys allocated from an upper end of a left side. A vowel input unit(420) has two-row to three-column keys allocated at a right side of the consonant input unit(410). Alphabets corresponding to consonants of Hangul are assigned in the consonant input unit(410), and alphabets corresponding to vowels of Hangul are assigned in the vowel input unit(420).
Patent KR-20040049878-A (KR)
Title: Method of removing polymer in chamber
Inventor: KIM BAEK WON
IPC: H01L21/02
Filed: 2002-12-05
Abstract: PURPOSE: A method for eliminating polymer of a chamber is provided to prevent polymer from dropping to a substrate even if a selective etch process is performed by performing a pumping/purge process on a chamber having a polymer layer through a plurality of photolithography processes and by forming a stable polymer layer through a seasoning process. CONSTITUTION: An etch process is performed in a chamber(10) to form a pattern on the substrate. The chamber is pumped and purged to eliminate the polymer unstably attached to the upper portion of the polymer layer(12) formed in the etch process. A dummy substrate coated with a photosensitive layer is inserted into the chamber, and an etch process is performed to stabilize the polymer layer.
Patent KR-20040049486-A (KR)
Title: Blood sugar measurementing and alarm system
Inventor: KIM KWAN HO
IPC: A61B5/00
Filed: 2002-12-06
Abstract: PURPOSE: A system for measuring and alarming blood sugar is provided to prevent a patient's shock due to the blood sugar by measuring periodically the patient's blood sugar. CONSTITUTION: A blood sugar measurement unit(1) is adhered on a user's wrist. The blood sugar measurement unit measures the blood sugar by generating ultrasonic waves according to a key input operation or a predetermined period. The blood sugar measurement unit outputs an alarm signal according to the measured value and transmits the measured value to a doctor. A base station(2) receives the blood sugar data from the blood sugar measurement unit and transmits the blood sugar data to a management server(3). The management server is used for transmitting the blood sugar data to a corresponding doctor's computer(4). The computer is used for outputting the blood sugar data and checks a patient's state.
Patent KR-20040054844-A (KR)
Title: Method for control power of forward communication channel on OFDMA mobile communication system
Inventor: CHOI SEONG GU
IPC: H04B7/26
Filed: 2002-12-18
Abstract: PURPOSE: A method for controlling power of a forward communication channel in an OFMDA mobile communication system is provided to adaptively control power of a forward communication channel according to a distance between a base station and a mobile terminal, and a change in two-dimensional position of the mobile terminal. CONSTITUTION: A base station of an OFMDA(Orthogonal Frequency Division Multiple Access) mobile communication system is in a standby state for controlling power. It is judged whether a mobile terminal requests power control(S11). If so, the base station measures a distance between the mobile terminal and the base station, and position of the mobile terminal(S12). The base station calculates power required by a forward communication channel of the mobile terminal by using the measured distance and position based on the calculated power(S13). It is judged whether increased power is requested(S14). If so, the base station confirms a total power limit of the base station(S15). The base station judges whether the increased power is usable within the total power limit(S16). If so, the base station assigns the calculated power to a new communication channel of the corresponding mobile terminal(S17). If not, the base station maintains the previously assigned power(S18).
Patent KR-20040054992-A (KR)
Title: Separate cooling apparatus for engine
Inventor: KIM GYU HWAN
IPC: F01P7/16
Filed: 2002-12-20
Abstract: PURPOSE: A separative cooling device for an engine is provided to secure the thermal stability of the engine for improving the durability of the engine. CONSTITUTION: A separative cooling device for an engine includes a secondary thermostat mounted between a cooling water outlet of an engine cylinder block and a cooling water outlet of a cylinder head. The thermostat includes a temperature sensing part(21), a main valve(22), a relief valve(23), and a relief spring(24). The temperature sensing part is mounted to an outlet of cooling water of a cylinder block and exposed to the cooling water, so that the temperature sensing part is controlled in its opening by the temperature of the cooling water. The main valve has a plurality of channels(22a) for the cooling water. The relief valve is mounted on the main valve to be opened over a predetermined differential pressure when an engine is driven at a high speed. The relief spring is mounted on the relief valve to press the relief valve, thereby opening the relief valve over a predetermined water pressure applied to the relief valve.
Patent KR-20040057569-A (KR)
Title: Method of manufacturing flash memory device
Inventor: LEE YEONG BOK
IPC: H01L21/8247
Filed: 2002-12-26
Abstract: PURPOSE: A method for manufacturing a flash memory device is provided to prevent the split of a dielectric film of ONO structure and to minimize overlap of a gate and a source/drain by forming the first spacer at both sidewalls of a control gate and the dielectric film. CONSTITUTION: A tunnel oxide layer(104) and a floating gate(118) are formed on a substrate. A dielectric film(120) of ONO structure, a control gate(122) and a hard mask(126) are sequentially formed on the floating gate. A first spacer(130) is formed at both sidewalls of the hard mask, the control gate and the dielectric film. The floating gate is etched by using the hard mask and the first spacer as a mask. An oxide layer(132) is grown on the exposed substrate by oxidizing. A source/drain region(134) is formed in the substrate. A second spacer(136) is formed at both sidewalls of the first spacer and the floating gate.
Patent KR-20040057019-A (KR)
Title: Equalizer for OFDM system
Inventor: CHOI SEUNG KUK
IPC: H04J11/00
Filed: 2002-12-23
Abstract: PURPOSE: An equalizer of an OFDM system is provided to equalize non-linear distortion due to a high output amplifier of the OFDM system by using simultaneously a pre-distorter and a de-rotation method. CONSTITUTION: An equalizer of an OFDM system includes a pre-distorter in order to reduce an error rate due to a non-linear characteristic of a high output amplifier of an OFDM system in a data transmission process. The equalizer reduces largely the error rate by using simultaneously the pre-distorter and a de-rotation method. The equalizer obtains the satisfactory error rate only if OBO(Output Back-Off) of the amplifier is 7dB.
Patent KR-20040060052-A (KR)
Title: Thin film filter and method for manufacturing thin film filter
Inventor: SHIN JIN HYEON
IPC: H03H9/00
Filed: 2002-12-30
Abstract: PURPOSE: A thin film filter and a fabricating method thereof are provided to prevent the deformation and simplify a fabrication process by forming an air gap on a photosensitive glass. CONSTITUTION: A glass(30) having a photosensitive characteristic is provided. An air gap region is formed on the glass. An insulating layer(31) is deposited on an exposure region of the glass. A bottom electrode metal material is coated on the insulating layer. A bottom electrode(37) is formed by etching the bottom electrode metal material. A piezoelectric layer(35) is formed on the glass. A top electrode metal material is coated on the piezoelectric layer. A top electrode(33) is formed by etching the top electrode metal material. A protective layer is formed on the glass. The exposure region is opened by performing an etching process. An air gap(43) is formed by etching the exposure region. The protective layer is removed from the glass.
Patent KR-20040060549-A (KR)
Title: Memory Cell Manufacturing Method with a Step of Filling Space between Two Spacers and the Structure
Inventor: KIM BONG GIL
IPC: H01L27/115
Filed: 2002-12-30
Abstract: PURPOSE: A method of manufacturing a memory cell having a gap-filling layer forming process and a structure thereof are provided to remove effectively voids between SiN spacers by using undoped polysilicon or amorphous silicon as gap-filling material. CONSTITUTION: A spacer(20) made of SiN is formed at both sidewalls of a gate structure. The space between spacers is filled with undoped polysilicon or amorphous silicon by using an anisotropic etching. The undoped polysilicon or amorphous silicon is used as gap-filling material(24). A coating layer(22) is deposited on the resultant structure. The coating layer is made of one selected from the group consisting of BPSG and TEOS.
Patent KR-20040061727-A (KR)
Title: Table combined bed
Inventor: JANG YONG GUN
IPC: A47B83/04
Filed: 2002-12-31
Abstract: PURPOSE: A combined desk and bed is provided to efficiently use a small room space by constructing a layered structure, without separating a bed and a desk, to shorten the distance between the bed and desk for easier use, and to effectively mount a monitor and a bookstand on the desk. CONSTITUTION: The combined desk and bed comprises a side plate(20) with a fixing hook(21) to be engaged with a projected pin(81) formed at an opened side of a bed(80); a desk upper plate with an opening groove formed toward a bottom plate; a supporting plate with a shaft pin to be inserted into a pin hole and a number of control holes to be connected with both ends of a supporting hook(51); a foldable portion for connecting supporting pieces(62) fixed on both sides by a link(61); and a covering plate placed on the lower part of the supporting plate and fixed by a hinge.
Patent KR-20020042609-A (KR)
Filed: 1999-07-02
Abstract: 척추뼈용 지지면(5)을 가진 상부판(2)과 인접한 척추뼈용 지지면(13)을 가진 하부판(3)을 가지며, 추간 이식기의 한 측으로부터 접근하기 쉬운 조작 기구용 맞물림 부재(20, 21)가 상기 각판들 상에 배치되는 추간 이식기에 있어서, 상기 상부판(2)과 상기 하부판(3)은 서로 대향하고, 상기 상부판(2)이 상기 하부판(3)에 접근하여 서로 맞물림되도록 서로 옆으로 상보되는 돌출부들과 수용부들(10, 19; 16, 17, 9)을 각각 가지며; 상기 상부판(2)과 상기 하부판(3)상의 맞물림 부재들(22, 23; 20, 21)이 나란히 위치하고, 추간 이식기(1)의 높이 방향으로 적어도 일부분이 겹치도록 상기 상부판(2)과 상기 하부판(3)상의 맞물림 부재들(22, 23; 20, 21)이 상기 판들의 돌출부들(10; 16, 17)에 각각 배치되는 것을 특징한다.
Patent KR-20020019963-A (KR)
IPC: A23D9/013
Filed: 2000-07-12
Abstract: 본 발명은 튀김 즉석 면류의 제조 방법에 있어서, 튀김용 유지로서 디글리세리드를 50중량%이상 함유하는 유지 조성물을 이용하는 것을 특징으로 하는 튀김 즉석 면류의 제조 방법; 및 이 방법에 의해 얻어진 튀김 즉석면류에 관한다. 
     이 방법에 의하면, 뜨거운 물로 복원하였 때, 표면이 매끄러워 입맛이 좋고, 면이 늘어지지 어렵고, 기름 냄새가 나지 않으며, 소맥분 본래의 우수한 풍미를 가지는 튀김 즉석 면류의 제조방법 및 이 제조방법으로 얻어진 튀김 즉석 면류가 얻어진다.
Patent KR-20020065508-A (KR)
IPC: G01H17/00
Filed: 2001-09-04
Abstract: 본 발명은 예컨대 엔진 블록과 같은 진동 소자에 직접 또는 간접적으로 고정시키기 위한 진동 픽업(1)에 관한 것이다.  상기 진동 픽업은 하우징(10) 및, 중심 보어(14), 원통형 영역(12) 및 플랜지형 에지(13)를 구비한 가압 슬리브(2)를 포함한다. 압전 디스크(3)는 2 개의 콘택 디스크(7) 사이에 배치된다.  진동 질량체(4)는 스프링 엘리먼트(5) 및 나사 링(6)을 통해 압전 디스크(3)에 작용한다.  절연 디스크(8)가 압전 디스크(3)의 반대편에 있는 콘택 디스크(7)의 측면에  배치된다.  이 경우 절연 디스크(8)는 가압 슬리브(2)의 원통형 영역(12)의 외경(D2)보다 작은 내경(D1)을 가진다.
Patent KR-20030012846-A (KR)
Title: Gonadotropin-releasing hormone receptor antagonists and methods relating thereto
IPC: C07D491/08
Filed: 2001-01-25
Abstract: GnRH receptor antagonists are disclosed that have utility in the treatment of a variety of sex-hormone related conditions in both men and women. The compounds of this invention have the structure: wherein A, Q, R1, R2, R3a, R3b, R4, R5, R6 and n are as defined herein, including stereoisomers, prodrugs and pharmaceutically acceptable salts thereof. Also disclosed are compositions containing a compound of this invention in combination with a pharmaceutically acceptable carrier, as well as methods relating to the use thereof for antagonizing gonadotropin-releasing hormone in a subject in need thereof.
Patent KR-20020081277-A (KR)
Title: 배기압의 검출에 의한 가변형상의 터보 과급기 제어방법및 시스템
IPC: F02B37/00
Filed: 2001-01-20
Abstract: 본원은 가변형 기하형상 터보 과급기를 제어하는데 엔진의 배기배압(1210)을 사용하는 시스템과 방법을 제공하는 것이다.  제어 시스템은 엔진 매개변수에 기본한 소망의 배기배압(1205)을 결정한다.  다음, 소망의 배기배압(1205)은 측정된 배기배압(1210)과 소망의 배기배압(1205) 사이에 차(1215)를 결정하도록 측정된 배기배압(1210)과 대비된다.  그 차의 값(1215)은 듀티사이클(1220)을 결정하는데 사용된다.  변경 실시예에서, 배기가스 압력(1615)은 엔진 매개변수에 기본하여 정해진 듀티사이클(1605)을 조정하는데 사용된다.  측정된 배기배압(1615)과 소망의 배기배압(1610) 사이에 차(1620)는 배기 압력 제어 듀티사이클(1625)을 정하는데 사용된다.  다음, 기본 듀티사이클(1605)이 배기 압력 제어 듀티사이클(1625)에 의해 조정되어 터보 과급기 듀티사이클(1630)에 보내진다.
Patent KR-20030004340-A (KR)
IPC: G06F3/02
Filed: 2001-02-01
Abstract: 본 발명의 키보드(100)는 확장 또는 축소 상태에서 사용될 수 있다. 키보드(100)는 복수의 탄성 벨트(136)를 지지하는 확장 및 축소 가능한 하우징(106)으로 구성된다. 키스위치 어셈블리(140)가 탄성 벨트(136)에 고정된다. 키보드 하우징(106)이 확장될 때, 탄성 벨트(136)는 신축되고, 키(102)간 거리가 늘어난다. 확장시, 키 윗면(102)은 크기가 늘어나도록 가변적인 크기가 될 수 있다.
Patent KR-20020087400-A (KR)
Title: 동물 및 해양 식물의 성장 제어방법
IPC: A01K63/04
Filed: 2001-02-16
Abstract: 표적 수생 미생물 페스트 집단을 유효량의 살수생생물 화합물에 노출시킴으로써 상기 표적 집단을 제어하는 방법. 살수생생물 화합물은 퀴논, 안트라퀴논, 나프탈렌디온, 퀴닌, 와파린, 쿠마린, 암포탤리드, 시클로헥사디엔-1,4-디온, 페니디온, 피르돈, 소듐 로디조네이트, 아피룰로신 및 티모퀴논 중에서 선택된다. 본 발명의 방법은 물 중의 식물, 독성 세균 및 동물의 재배치를 제어하기 위해, 지정학적 영역이나 영역들 사이를 이동하게 될 일정 부피의 물 이나 배의 밸러스트수를 처리하는데 특히 효과적이다.
Patent KR-20020086926-A (KR)
Title: 제어용 서버장치, 제어용 단말장치, 제어 시스템 및제어용 통신 프로그램이 기록된 기록매체
IPC: G05B19/042
Filed: 2001-03-15
Abstract: 화면 데이터는  제어용 호스트 컴퓨터(7)의  화면작성처리부(74)에서  작성된  후에  프로그래머블 표시기(5)로  전송된다.  프로그래머블 표시기(5)는  상기  화면 데이터에  의거하여  PLC(3)  등에  디바이스(21)의  상태를  요청하여  표시를  갱신하거나  입력결과에  따라  제어지시를  송신한다.  한편  제어용 호스트 컴퓨터(7)의  공개 서버부(77)은  컴파일러(76)이  화면 데이터를  컴파일하여  작성한  애플릿을  인터넷(32)를  통하여  클라이언트 장치(9)로  송신한다.  클라이언트 장치(9)는  상기  애플릿을  실행하여  프로그래머블 표시기(5)와  동일한  요청이나  제어지시를  공개 서버부(77)로  송신하고,  응답에  따라  표시를  갱신한다.  새로운  표시화면을  작성하지  않고  프로그래머블 표시기(5)로부터  떨어진  장소에서  프로그래머블 표시기(5)의  표시내용을  확인할  수  있는  제어 시스템을  구현한다.
Patent KR-20030019365-A (KR)
IPC: G09C1/00
Filed: 2001-05-01
Abstract: 본 발명은 N이 p와 q로 인수화될 수 있거나, N이 소수일 때 세트 Z   N 을 통해 키 정수 치환을 형성하는 방법에 관한 것이다.  N 비트는 인덱스를 나타내는 키 치환을 유도함으로써 치환된다.  N이 p 및 q로 인수화가능할 때, 인덱스 세트는 두 부분으로 분할된다.  상기 부분은 "라운드"로 지칭되는 반복 프로세싱을 경험하며, 각 라운드에서, 제 1 절반 라운드 함수는 상기 제 1 부분에서 연산하여 제 1 절반 라운드 값을 형성한다; 상기 제 1 절반 라운드 값 및 상기 제 2 부분은 모듈로-p 가산기에 의해 함께 가산되어 제 1 출력 값을 형성한다; 제 2 절반 라운드 함수는 상기 제 2 부분상에 연산하여 제 2 절반 라운드 값을 형성한다; 상기 제 2 절반 라운드 값과 상기 제 2 부분은 모듈로-q 가산기에 의해 함께 가산되어 제 2 출력 값을 형성한다.  이러한 방식으로, 상기 라운드의 출력은 재정렬된다.  N이 소수이며 13보다 작지 않으면, N은 합성수 값 s 및 t로 분리되고, 두개의 세트는 각각 s 및 t 엘리먼트로 형성된다.  각 세트는 그후에 N이 소수가 아닐때의 방법을 이용하여 치환된다.  각 라운드의 단부에서, 두개의 블록은 혼합 연산을 이용하여 결합된다.
Patent KR-20040062833-A (KR)
Inventor: BAE JANG HO
IPC: H01L21/205
Filed: 2003-01-03
Abstract: PURPOSE: A reaction chamber for depositing a thin film is provided to effectively deposit a thin film with high purity, an excellent electrical characteristic and step coverage on a substrate by uniformly injecting plural reaction gases to the surface of the substrate. CONSTITUTION: A shower head includes an upper diffusion block(70), an intermediate diffusion block(80) and a lower diffusion block(90) that are sequentially coupled to a feeding part. A coupling unit(71) has the first feeding hole(73) connected to the first gas transfer pipe(53) and the second feeding hole(74) connected to the second gas transfer pipe(54). A plurality of the first main flow paths are radially and symmetrically formed in the upper diffusion block, connected to the first feeding holes. A plurality of the first sub flow paths are perpendicularly branched from the first main flow path. The upper diffusion block includes the coupling unit, the first main flow path and the first sub flow path. The intermediate diffusion block includes the second main flow path and the second sub flow path respectively corresponding to the first main flow path and the first sub flow path, the first distribution hole formed in the second sub flow path and the second main flow path at regular intervals and the second distribution hole. The lower diffusion block includes a plurality of the first injection holes for injecting the first reaction gas to the substrate and a plurality of the second injection holes for injecting the second reaction gas to the substrate.