baber/WOPTO huggingface dataset:
Patent KR-20050001023-A (KR)
Inventor: JEONG JAE HONG
IPC: A61H23/02
Filed: 2003-06-25
Abstract: PURPOSE: An acupressure unit is provided which is capable of exerting acupressure and massaging effects using simple vibration of acupressure members repeatedly rotating in a seesaw fashion without external power supply. CONSTITUTION: The acupressure unit(200) comprises: cases(201a,201b) each having an opening formed on one surface thereof; a motor installed within the cases(201a,201b) and connected to a power source; a rotary acupressure member(240) hinged to the openings of the respective cases(201a,201b) so as to be capable of moving in a seesaw fashion and having acupressure protrusions(241) at either side; and cam devices(220,230) connected between a driving shaft(211) of the motor and the rotary acupressure member(240) and permitting the rotary acupressure member(240) to rotatably elevate in a seesaw fashion by a rotational force of the motor.
Patent KR-20050001226-A (KR)
Inventor: CHO YOUNG GUK
IPC: H01L23/48
Filed: 2003-06-27
Abstract: PURPOSE: A ceramic package is provided to reduce fabricating cost by performing a seam sealing process using an inexpensive nickel-plated Kovar lead as compared with a conventional thermal fusion method using expensive AuSn. CONSTITUTION: A chip(300) functions as a filter. The chip is protected from outer surroundings by a nickel-containing lead(330). A ceramic layer part(310) includes a wall(316) electrically connected to the lead. The chip is connected to the ceramic layer by a connection unit. The wall is a conductor made of a Koval material.
Patent KR-20050002493-A (KR)
Inventor: KWON HYUK
IPC: H01L21/027
Filed: 2003-06-30
Abstract: PURPOSE: A method of forming an alignment key of a semiconductor device is provided to acquire a stepped portion between an active region and an isolation region due to dishing without an additional process by designing the isolation region with relatively large width compared to that of the active region in a key forming region. CONSTITUTION: A trench(24) with relative large width compared to that of an active region is formed in a silicon substrate(21) of a key forming region. A sidewall oxide layer(25) is formed along an inner surface of the trench by using a thermal oxidation. An HDP(High Density Plasma) oxide layer(26) for filling the trench is formed thereon. Dishing is generated on the HDP oxide layer by performing CMP(Chemical Mechanical Polishing) on the resultant structure.
Patent KR-20040074890-A (KR)
Inventor: BARMICHEVA GALINA VICTOROVNA
IPC: G02B9/34
Filed: 2003-07-01
Abstract: PURPOSE: An object lens optical element is provided to improve image quality displayed on a screen by extending a visual angle of the object lens optical element and correcting aberration. CONSTITUTION: A positive element(P) includes a double-sided convex lens(4) and the first negative lens(3) which is located on an optical path between the double-sided convex lens and an object and is formed in a meniscus shape. A negative element(N) includes the second negative element(1) which is located on the same optical path as the positive element and is formed in a meniscus shape toward a convex plane. A subsidiary element of double-sided convex lens type is located on the optical path between the positive element and the negative element. Hologram(6) is formed at least one surface of the positive element.
Patent KR-20040010146-A (KR)
Inventor: SASAKI HIROSHI
IPC: C23C14/56
Filed: 2003-07-11
Abstract: PURPOSE: To provide a particle-removing device, which effectively removes particles in a vacuum vessel, without causing deterioration of working efficiency of a treating device and which is constituted simply and inexpensively. CONSTITUTION: The particle-removing device is provided in a treating device 1, equipped with a vacuum vessel 10 for effecting a predetermined treatment, with respect to a substrate carried by a transfer unit 11 in the atmosphere. A destaticizing means 114 is provided in a waiting unit 113, constituting a part of the transfer unit 11, to neutralize the electric charges produced on the surface of the substrate. A charging means 124 is provided in the vacuum vessel 10, to attract the particles existing in the vacuum vessel 10 by electrostatic force.
Patent KR-20050010248-A (KR)
Inventor: KIM HUN
IPC: H01L21/28
Filed: 2003-07-18
Abstract: PURPOSE: A method of forming a contact of a semiconductor device is provided to reduce a contact resistance of a metal line and improve electrical characteristics by securing a contact area. CONSTITUTION: A lower insulating layer(37) having a conductive layer is formed on a semiconductor substrate(31). An etch-stop layer(39), a storage electrode insulating layer(41,43), and an interlayer dielectric(44) are formed on the lower insulating layer. A first etch process including a dry-etch process for exposing the etch-stop layer and a wet-etch process for etching a lateral part of the storage electrode insulating layer is performed to increase a size of a contact hole. A second etch process for exposing the conductive layer is performed to form a metal line contact hole(45).
Patent KR-20050010668-A (KR)
Inventor: YOUN HUN SANG
IPC: H01L27/108
Filed: 2003-07-22
Abstract: PURPOSE: A method of forming a capacitor monitor pattern of a semiconductor device is provided to improve uniformity of an MPS(Meta Stable Silicon) monitor pattern by restraining residues of polymers generated from a monitor pattern region. CONSTITUTION: An insulating layer is formed on a semiconductor substrate. A hardmask is formed on the insulating layer. A monitor pattern region is opened by etching the insulating layer. A fine insulating layer pattern is formed on the monitor pattern region. The hardmask is removed therefrom. The semiconductor substrate is cleaned and the fine insulating layer pattern is removed to open the monitor pattern region. A bottom electrode(23A) is formed on the monitor pattern region. An MPS(24) is formed on a surface of the bottom electrode.
Patent KR-20050012651-A (KR)
Inventor: JEONG JONG YEUL
IPC: H01L21/28
Filed: 2003-07-26
Abstract: PURPOSE: A method for forming a metal line of a semiconductor device is provided to improve process margin and to prevent pattern fail by using a heated slurry in CMP(Chemical Mechanical Polishing). CONSTITUTION: An interlayer dielectric(33) having a contact hole(35) and a spacing pattern of line shape is formed on a substrate(31). A tungsten film is formed in the contact hole and on the interlayer dielectric. First CMP is performed by supplying a heated DI(Deionized) water and a heated slurry to the tungsten film. Second CMP is performed by supplying a cooling DI water and a heated slurry, thereby forming a tungsten plug(39) in the contact hole.
Patent KR-20050013845-A (KR)
Inventor: KANG JUNG HO
IPC: H01L21/82
Filed: 2003-07-29
Abstract: PURPOSE: A fabricating method of a field programmable gate array and a semiconductor device fabricated thereby are provided to form uniformly an amorphous layer by burying a plug into a contact hole and depositing amorphous silicon thereon. CONSTITUTION: An interlayer dielectric(13) is formed on a lower structure(11) of a semiconductor substrate. A photoresist is patterned on the interlayer dielectric. A contact hole(15) is formed on the basis of a photoresist mask. A barrier metal layer(17) is formed thereon. The contact hole is buried by depositing a metal material therein. A plug is formed by performing a wet-etch process. An amorphous silicon layer is formed by depositing amorphous silicon(21) on the entire surface of the semiconductor substrate. A second metal line layer(23) including titanium is formed on the entire surface of the semiconductor substrate.
Patent KR-20050014322-A (KR)
Inventor: KIM CHANG DONG
IPC: H04B10/2581
Filed: 2003-07-30
Abstract: PURPOSE: A subscriber interface device in a communication/broadcasting integrated FTTH(Fiber To The Home) system is provided to transmit a 125Mb/s Ethernet signal to a baseband instead of a passband, and to use a high carrier frequency during a digital modulation, thereby using optical transceiver bands to the maximum and easily stabilizing transceiving functions. CONSTITUTION: The first and second modulators(51-1,51-2) modulate broadcasting/image channels, respectively. The first and second frequency generators(52-1,52-2) generate carrier frequencies for each broadcasting/image channel. The first and second band pass filters(53-1,53-2) limit bands to suppress noise of modulated signals. A low pass filter(55) limits a band of a baseband 125Mb/s Ethernet signal. An RF combiner(54) combines the 125Mb/s Ethernet signal with the modulated broadcasting/image channel signals. An optical transmitter(110-1) converts the combined communication/broadcasting data to optical data. An optical receiver(111-1) receives an Ethernet signal from an FTTH ONT, and converts the signal into an electrical signal.
Patent KR-20050020408-A (KR)
Inventor: PARK SANG JONG
IPC: H01L27/146
Filed: 2003-08-22
Abstract: PURPOSE: A method is provided to improve the sensitivity of a CMOS(Complementary Metal Oxide Semiconductor) image sensor by using a metal film capable of reinforcing reflectivity. CONSTITUTION: A photo diode(102) is formed on a substrate(100). A pre-metal dielectric film(108) with a trench for exposing the photo diode to the outside is formed thereon. A metal film(104) is deposited at sidewalls of the trench. An IMD(Inter-Metal Dielectric)(110,112) and a passivation layer(114) are sequentially formed thereon. A color filter(118) and a planarizing layer(116) are formed on the resultant structure. A micro lens(120) is formed on the planarizing layer. The metal film is made of one selected from a group consisting of Al, Ti, W or Cu.
Patent KR-20050020902-A (KR)
Inventor: LEE JOO IL
IPC: B60K37/00
Filed: 2003-08-22
Abstract: PURPOSE: A consumable part replacing time warn system of a vehicle is provided to reduce errors of vehicle use time by detecting the vehicle use time of various paths, to decrease maximally error limit in comparison to the use time, and accordingly to reduce errors between the traveling time of the vehicle and the detected time of the system. CONSTITUTION: A consumable part replacing time warn system of a vehicle detects related values by a power supply line of a cigarette plug, an acceleration sensor, a vibration sensor, and an R/f(Radio Frequency) antenna and calculates values input through a F/D(Frequency to Digital) converter(24), an A/D(Analog to Digital) converter(25), and a C/D(Control/Data) counter(26) in a data counter. An LED(Light Emitting Diode) lamp is turned on if the calculated value is larger than a reference value set to be displayed on a first LED lamp. When the calculated value is smaller than the reference value, the warn system starts to count values again.
Patent KR-20050023019-A (KR)
Title: Easy-to-handle earwax remover equipped with illuminant for facilitating removal of earwax at user's convenience
Inventor: JUNG WOO HYUB
IPC: A47K7/00
Filed: 2003-08-28
Abstract: PURPOSE: Provided is an easy-to-handle earwax remover (or ear cleaner) equipped with an illuminant to facilitate removal of earwax or ear-cleaning and thus, maximize user's convenience. CONSTITUTION: The earwax remover includes a body composed of a stick and a spatula; an illuminant(200) for emitting a light; a socket(400), a power supply device(500) for supplying power to the illuminant(200); and a power switch(700). When the power switch(700) is turned on, the power of the power supply unit(500) is transferred to the illuminant(200). Thus, a light emitted from the illuminant(200) lights up the inside of an ear to facilitate a user to more easily remove the earwax. As for the illuminant(200), a small lamp is preferably used.
Patent KR-20040060712-A (KR)
Inventor: HUH JEONG GWON
IPC: G11B20/10
Filed: 2003-09-03
Abstract: PURPOSE: An information storage medium for recording audio stream mixing information is provided to mix different channel components without changing a channel structure of different audio streams, and to reproduce the mixed components, then to dynamically change the channel components, thereby supplying adaptive audio contents. CONSTITUTION: A decoder(1) decodes audio streams including plural audio data obtained from plural channels, respectively. A mixer(2) mixes the decoded audio data in reference to mixing information. The mixer(2) controls an output level of the audio data of mixing target channels in reference to the mixing information, and adds an output of audio data of at least one channel to an output of audio data of at least one channel that configures different audio streams. If plural mixing information contents are generated, the mixer(2) performs an adaptive mixing process for one audio stream.
Patent KR-20050025683-A (KR)
Title: Method for driving a plasma display panel
Inventor: KANG JUNG WON
IPC: G09G3/296
Filed: 2003-09-08
Abstract: A method for driving a plasma display panel is provided to improve luminance characteristics in a selective erase period. The plasma display panel comprises a plurality of scan electrodes(Y), and a plurality of sustain electrodes(Z), and a plurality of address electrodes(X) according to a selective write and selective erase driving method. According to the method for driving the plasma display panel, one frame is divided into a selective write period comprising at least more than one sub fields and a selective erase period comprising at least more than one sub fields. And a negative pulse and a positive pulse are supplied only to a first subfield of the selective erase period.
Patent KR-20050025802-A (KR)
Title: Wave guide structure of electrodeless lighting system
Inventor: CHOI JOON SIK
IPC: H01J65/04
Filed: 2003-09-08
Abstract: A waveguide structure is provided to obtain an electrodeless lighting system having a compact size, by arranging a bulb rotating motor into a motor mounting portion formed beneath a waveguide. An electrodeless lighting system comprises a case(101), a high voltage generator(102), a magnetron(103), a waveguide(104), a bulb(105), a resonator(106), a reflector(107), and a bulb rotating motor(108). The case has an accommodation space formed therein. The high voltage generator is mounted in the accommodation space of the case so as to boost an AC voltage into a high voltage. The magnetron is spaced apart from the high voltage generator such that the magnetron receives the high voltage generated from the high voltage generator and generates microwave. The waveguide is communicated to the output portion of the magnetron such that the waveguide guides the microwave generated from the magnetron. The bulb is protruded outward from the case and encapsulated with a light emitting material so as to emit light by a plasma discharge performed by the microwave guided by the waveguide. The resonator is arranged to cover the bulb, cut off a leakage of microwave, and permit the emitted light to exit. The reflector is arranged to cover the bulb and the resonator, and reflect light emitted from the bulb. The bulb rotating motor is disposed in the case, and rotates the bulb such that the bulb is prevented from being partially heated. A motor mounting portion(111) is recessed beneath the waveguide so as to accommodate the bulb rotating motor.
Patent KR-20050028431-A (KR)
Title: Reducing valve
Inventor: KIM JONG BOK
IPC: F16K17/20
Filed: 2003-09-18
Abstract: A pressure-reducing valve is provided to stabilize water pressure in a housing and prevent an adjustment screw from freely loosening by installing sealing rings between a housing and a fastening cover, and the fastening cover and the adjustment screw, and to prevent a boiler from being broken through installation of a filtering member. In a pressure-reducing valve, a pressing plate(150) with a valve(140) combined to the upper side, to ascend and descend by a coil spring(130) the elasticity of which is controlled by an adjustment screw(120) is installed in a housing(110) having an inlet(111) and an outlet(112). An adjustment handle is combined to the end of the adjustment screw. A male screw part(192) is formed to the outer peripheral surface of an adjustment screw hole(191) of a fastening cover(190) where the adjustment screw is installed. A ring-fixing adjustment screw cap(170) is installed slidably along a support shaft(121) of the adjustment screw. A female screw part(171) corresponding to the male screw part of the adjustment screw hole is formed to the ring-fixing adjustment cap. A fixed pipe(172) is arranged to the inside of the ring-fixing adjustment screw cap. The fixed pipe simultaneously presses a sealing ring(180) of the end of the adjustment screw hole while ascending and descending along the outer periphery of the support shaft and prevents the adjustment screw from loosening. A ring projection(193) capable of completely covering a fastening end(113) of the housing is formed along the edge of the fastening cover installed between the housing and the adjustment screw. Another sealing ring(194) for preventing water leakage is installed between the ring projection and the fastening end. A filtering member(114) for filtering foreign materials in service water is installed to the inside of the inlet of one side of the housing.
Patent KR-20050032378-A (KR)
Title: Structure for assembling a side mirror of a vehicle
Inventor: JANG YONG JAI
IPC: B60R1/06
Filed: 2003-10-01
Abstract: Structure for assembling side mirrors of a vehicle is provided to remove one end of a frame and to directly fasten a fastening part of an actuator to be situated to the removed part to bosses in a housing, and to improve reliability of manufactures. Side mirrors(10) of a vehicle are installed to the right and left sides of the vehicle to let a driver recognize right, left, and rear conditions from the room. The side mirror comprises a side mirror housing(20), a frame(30), and an actuator. One end of the frame is removed and is fastened to bosses(21) of the side mirror housing at three spots. A part of the actuator is directly fastened to the boss of the side mirror housing through the removed end of the frame.
Patent KR-20040033250-A (KR)
Inventor: ONO TOMOHIRO
IPC: B60L11/18
Filed: 2003-10-07
Abstract: PURPOSE: An electric rail vehicle is provided to operate or stop other controllers through a first communication path by using mutual actuating units of first and second controllers. CONSTITUTION: An electric rail vehicle includes a motor(28), a first controller, a battery, a second controller, and a first communication path. The first controller(29) is used for controlling the motor. The battery(14a) is used for charging electric power and supplying the electric power to the motor. The second controller(35) is connected to the battery in order to control the electric charge of the battery. The first communication path(L1) is used for communication between the first controller and the second controller. The first and the second controllers include mutual actuating units for actuating the other controllers through the first communication path.
Patent KR-20050036057-A (KR)
Inventor: CHOI YE GWON
IPC: G01N33/18
Filed: 2003-10-14
Abstract: 양수시험과 추적자시험을 동시에 수행하여 지하수의 거동과 오염의 확산 해석에 필요한 필수조건인 수리전도도와 분산계수를 추정한다.   조사 대상의 지역에 관측정과 양수정을 각각 일정 거리를 두고 형성한 후에 양수정에서 양수를 하고, 양수정과 관측정에서 관측한 수위변화 자료를 해석하여 수리전도도를 추정한다. 관측정에서 더 이상의 수위변화가 발생하지 않는 정상상태에 도달하면 관측정에 추적자를 주입하여 지하수의 흐름에 따라 양수정에서 검출되는 농도변화를 관측하여 분산계수를 추정한다.
Patent KR-20050036361-A (KR)
Inventor: YOUN JEONG CHAE
IPC: G11B7/09
Filed: 2003-10-16
Abstract: 본 발명은, 포커스 에러신호의 노이즈 제거장치 및 방법에 관한 것으로, 트래킹 에러신호를 임의의 게인 값으로 가변 증폭한 후, 고주파 성분을 필터링함과 아울러, 상기 고주파 성분이 필터링된 트래킹 에러신호를 이용하여, 트랙 횡단에 의해 유입된 크로스 토크의 노이즈 성분을, 포커스 에러신호에서 제거함으로써, 광디스크 장치에서 트랙 점프 동작을 수행하는 경우, 트랙 횡단으로 인해 발생되는 크로스 토크의 노이즈 성분에 의해, 포커스 서보 동작에 치명적인 오류가 발생되는 것을 미연에 예방할 수 있게 되는 매우 유용한 발명인 것이다.
Patent KR-20050037682-A (KR)
Inventor: KIM KYUNG WHAN
IPC: G05F3/02
Filed: 2003-10-20
Abstract: 본 발명은 고전압의 소모가 크지 않은 경우에는 일반적인 고전압 검출기와 동일하게 동작하고 고전압의 소모가 큰 경우에는 고전압 발생기의 고전압 유지 시간을 늘려줄 수 있는 고전압 검출기에 관한 것이다.   본 발명에 따른 고전압 발생기용 고전압 검출기는 제 1 기준전압 및 제 2 기준전압(고전압의 전압 분배에 의하여 얻은 전압)을 수신하여 제 1 신호를 출력하는 제 1 차동 증폭기와, 제 1 기준전압 및 제 3 기준전압(고전압의 전압 분배에 의하여 얻은 전압으로, 제 2 기준전압 보다 낮은 전압)을 수신하여 제 2 신호를 출력하는 제 2 차동 증폭기와, 제 1 신호의 인에이블 시점을 검출하여 제 1 검출신호를 출력하는 제 1 검출기와, 제 2 신호의 디스에이블 시점을 검출하여 제 2 검출신호를 출력하는 제 2 검출기와, 제 1 검출신호와 제 2 검출신호를 수신하여 제 3 검출신호를 출력하는 플립플롭 회로와,  제 1 신호, 제 3 제어신호 및 동작 모드 신호를 수신하여 고전압 검출기의 출력신호를 출력하는 출력부를 포함한다.  본 발명의 고전압 검출기는 스탠드바이 모드 및 번인 모드에서는 기존의 회로 동작과 동일하게 동작하지만, 액티브 모드의 경우에는 펌핑 회로가 비활성화되는 시점을 늦춤으로써 종래의 경우보다 상대적으로 안정된 고전압 레벨을 출력할 수 있도록 한다.
Patent KR-20050037792-A (KR)
Inventor: LEE JUNG HEE
IPC: C12Q1/68
Filed: 2003-10-20
Abstract: 본 발명은 리케챠와 쭈쭈가무시균을 동시에 검출하는 방법에 관한 것으로, 보다 구체적으로는, 리케챠와 쭈쭈가무시 균의 동시 검출용 프라이머, 상기 프라이머를 함유하는 PCR 키트 및 상기 PCR 키트를 이용한 리케챠와 쭈쭈가무시균의 동시 검출방법에 관한 것이다.  
     본 발명에 의하면, GroEL 단백질을 코딩하는  groEL  유전자를 표적으로 한 듀플렉스 PCR을 통해 효율적으로  Rickettsia 와  Orientia tsutsugamushi  균을 동시에 검출할 수 있다.
Patent KR-20050038836-A (KR)
Inventor: JU JAE HEON
IPC: H02N11/00
Filed: 2003-10-23
Abstract: 본 발명은 제철·제강공정 등에서 고열로 방출되는 폐열을 전기와 열의 형태로 효율적으로 고수율로 회수하여 에너지 절감 뿐만 아니라 환경오염을 억제하며, 종래의 폐열회수와는 달리 동일한 시스템에서 폐열회수와 전기 생산이 이루어지는 복합발전기술로 주목을 받으며, 독립적인 소규모 전원공급 시스템으로도 활용도가 기대되는 열전발전기를 이용한 폐열회수장치에 관한 것이다. 
     상기 열전발전기를 이용한 폐열회수장치(100)는 냉각부(10)에서 응축된 액체 나트륨(Na)액이 전자기펌프(Electromagnetic Pump)(30)를 통과하여 고온부(20)로 공급되도록 연속적으로 순환되는 열전발전기(Alkali Metal Thermal to Eleectronic Converter)(40)를 구성하고, 상기 열전발전기(40)의 고온부(20)는 폐열이 배출되는 폐열원에 직접 연결하고, 폐열원으로 공기나 냉수를 통과시켜 폐열을 약 300℃로 하여 냉각부(10)에 연결하여 폐열의 일부를 전기로 전환하여 회수하도록 구성한다.
Patent KR-20050041447-A (KR)
Inventor: KIM HYUNG TAE
IPC: F16B21/07
Filed: 2003-10-31
Abstract: 본 발명은 자동차용 볼트 및 클램프의 체결구조에 관한 것으로서, 머리부 및 몸체부로 이루어진 볼트와, 상기 몸체부의 오목홈에 결합되어 상기 볼트를 고정하는 압축 브라켓 형태의 클램프로 이루어진 체결구조를 구성함으로써, 손쉽게 상기 볼트와 클램프를 체결 및 해체할 수 있어 작업 공수를 획기적으로 축소할 수 있음은 물론, 장기간 사용시에도 마모 발생이 없어 품질 향상을 도모할 수 있는 자동차용 볼트 및 클램프의 체결구조에 관한 것이다.
Patent KR-20040041024-A (KR)
Inventor: CHIOVARO JOHANNES
IPC: C09D5/03
Filed: 2003-11-06
Abstract: PURPOSE: A composition comprising a polyamide, a derivative thereof or a mixture thereof is provided to ensure good flowability consistently lasting during a long period and accordingly processability, irrespective of the storage condition. CONSTITUTION: The composition comprises 88 to 99.99 % by weight of a polymer selected from the group consisting of a polyamide, a derivative thereof and a mixture thereof, and 0.01 to 0.25 % by weight of a flow aid, wherein the drying loss after conditioning at a relative humidity of 95% for five days as measured from the flow aid by ISO 787/2 is equal to or less than 1%. Particularly, the polymer is selected from nylon polymers and the flow aid is selected from an inorganic pigment and various types of silica. The composition is employed to form a cosmetic or a coating material.
Patent KR-20050043355-A (KR)
Inventor: CHO SUNG WOON
IPC: F23K5/12
Filed: 2003-11-06
Abstract: 본 발명은 보일러 열효율 향상 및/또는 가시 백연 제거 방법 및 이를 위한  연료 첨가제에 관한 것이다. 보다 상세하게는, 마그네슘을 주원료로 하는 연료 첨가제 및 연소 개선을 위한 에멀젼화제를 황이 포함된 연료에 직접 첨가함으로써 배출 가스의 온도를 낮추어 보일러의 열효율 향상을 도모함과 동시에 연소 후 배기 가스에 포함된 황 산화물을 제거하여 스택에서 배출되는 연소 가스의 가시 백연을 제거하기 위한 방법 및 이를 위한 연료 첨가제에 관한 것이다.  
     본 발명은, 보일러 열효율 향상 및/또는 가시 백연 제거 방법에 있어서, (a) 마그네슘 화합물 및 탄화수소계 용매를 포함하는 마그네슘 슬러리를 보일러(200) 버너(216a, 216b, 216c, 216d)에 연료를 공급하는 연료 공급관(210)에 투입하는 절차; 및 (b) 탄화수소계 용매와, 물, 및 계면활성제를 포함하는 에멀젼화제를 버너(216a, 216b, 216c, 216d) 전단에 투입하는 절차를 포함하는 보일러 열효율 향상 및/또는 가시 백연 제거 방법을 제공한다.  
     또한, 본 발명은 보일러 열효율 향상 및/또는 가시 백연 제거 방법에 사용되는 마그네슘 슬러리 및 에멀젼화제를 제공한다.
Patent KR-20050045295-A (KR)
Inventor: HAN WOO SIC
IPC: H04B7/26
Filed: 2003-11-11
Abstract: 멀티모드 단말기에서 더블유씨디엠에이에서 씨디엠에이로의 핸드오버 방법이 제공된다. WCDMA 모뎀을 통하여 통화하는 도중에 CDMA로의 핸드오버가 필요한지를 판단한다. CDMA로의 핸드오버가 필요한 경우에는 WCDMA 시스템으로 핸드오버 요청 메시지를 보내고, CDMA 모뎀을 활성화시켜서 초기화 과정을 거쳐서 아이들 상태로 진입한다. WCDMA 시스템은 CDMA 시스템과 핸드오버에 관한 사항을 협의하여 해당 단말기의 핸드오버를 위한 여러가지 변수를 설정한 다음에, 해당 정보를 단말기로 전송한다. WCDMA 시스템으로부터 핸드오버 승인 메시지가 도착하면, CDMA 망으로 발신하여 CDMA 통화 상태로 진입시킨다. 그리고, 통화에 필요한 리소스를 CDMA에 맞게 설정하고 WCDMA 모뎀의 통화상태를 해제함으로써 핸드오버 과정을 완료하게 된다. 본 발명에 따르면, 통화의 단절이 없이 WCDMA에서 CDMA로의 핸드오버가 가능해진다.