baber/WOPTO huggingface dataset:
Patent KR-20010075565-A (KR)
IPC: F02M55/02
Filed: 2000-08-02
Abstract: 본 발명은 다수의 연결부(4, 5), 특히, 연료의 공급과 방출을 위한 연결부 및 센서와 밸브를 위한 연결부를 갖는, 엔진의 커먼 레일 연료 분사 시스템을 위한 고압 연료 어큐뮬레이터에 관한 것이다. 
     종래의 고압 연료 어큐뮬레이터에 비해 고압에 강한 고압 연료 어큐뮬레이터를 제공하기 위해, 어큐뮬레이터는 어큐뮬레이터 본체(1)와, 어큐뮬레이터 본체(1)와 항상 연결되어 있는, 적어도 하나의 디스트리뷰터(2, 3)를 포함한다.
Patent KR-20010090789-A (KR)
IPC: B65D88/76
Filed: 1999-10-08
Abstract: 암석 또는 콘크리트로 제작된 외부 셀(10)에 의하여 형성된 캐비티에 액화 가스를 저장하기 위한 장치는 가스용 탱크(2)를 포함한다.  콘크리트로 제작되고 단열되는 탱크(2)는 탱크(2)와 암석 또는 콘크리트 셀(10) 사이의 공간을 충전하기 위한 물질(5)에 의하여 완전히 또는 부분적으로 둘러싸인다.  물질(5)은 자체적으로 밀폐, 즉 낮은 투과성을 가지며 물질(5), 또는 외부 또는 내부 물질내에 하나 이상의 밀폐 막(13)과 조합될 수 있다.  이 장치는 셀(10)을 완전히 또는 부분적으로 둘러싸거나 지표면위에 위치되는 루스 소일(8)에 완전히 또는 부분적으로 위치될 수 있다.
Patent KR-20010080407-A (KR)
Title: Riluzole and alpha-tocopherol combination
IPC: A61K31/425
Filed: 1999-11-09
Abstract: A combination of alpha -tocopherol (I) and riluzole (II: 2-amino-6-trifluoromethoxy-benzothiazole) or a salt of (II) is new. An independent claim is also included for a pharmaceutical composition comprising the combination and optionally a diluent or adjuvant.
Patent KR-20010101369-A (KR)
IPC: A46B9/04
Filed: 1999-11-30
Abstract: 치아의 혀측의 브러싱 기능을 개선시키는 치솔(1000)은 머리부(201) 및 상기 머리부의 모 지지면(209)에 고정된 모 배열부(207)를 포함한다.  일 실시예에서, 상기 머리부의 모 지지면은 적어도, 예를 들면 상기 치아의 브러싱 표면에 관하여 볼록 만곡부를 포함함으로써 상기 치아의 혀측 상에서의 상기 입의 기하학적인 형상과 유사하도록 형성된다.  또 다른 실시예에서, 상기 치아의 혀측 상에서의 입의 대략적인 기하학적 형상과 유사한 전체 프로파일을 형성하도록 하기 위하여 다양한 길이를 가지는 모들이 상기 머리부 지지면에 고정된다.  커브로 되거나 경사각이 형성된 목부(1003) 및 경사각이 형성된 손잡이(1005)가 또한 구비되어 상기 입 내에서의 치솔의 이동조정능력을 향상시킨다.
Patent KR-20010110414-A (KR)
Title: Signature recognition system and method
IPC: G06T7/00
Filed: 2000-01-13
Abstract: A method of authenticating a signature including the steps of sampling a signature and storing data representative of the signature, converting the data to high dimensions vectors, feeding the high dimension vectors to an unsupervised neural network, performing a high order principal component extraction process on the high dimensions vectors to thereby identifying clusters of high dimension points, and analyzing the clusters of high dimension points to determine, based on previously stored information, the authenticity of the signature. Also an apparatus for such authentication including a sampling device for sampling a signature and storing data representative of the signature, a converting device connected downstream of the sampling device for converting the data to high dimension vectors, an unsupervised neural network for receiving the high dimension and performing a high order principal component extraction process on the high dimensions vectors to thereby identify clusters of high dimension points, and an analyzing device connected to the unsupervised neural network for analyzing the clusters of high dimension points to determine the authenticity of the signature.
Patent KR-20010109317-A (KR)
IPC: F02P3/045
Filed: 1999-10-22
Abstract: 본 발명은 내연기관용 점화 코일 장치를 제어하기 위한 점화 제어 장치에 관한 것으로서, 이 점화 제어 장치는 내연기관의 실제 크랭크각을 검출하며 등거리 각 임펄스 신호뿐만 아니라 해당 작동 사이클의 시작 시점을 나타내는 각도 신호를 출력하기 위한 각도 검출 장치; 이 각도 검출 장치의 출력 신호에 대한 각 실린더의 각위치를 동기시키기 위한 동기화 장치; 상기 각 실린더의 점화 사이클 범위 내에서 검출 시점에 대한 내연기관의 회전 속도를 검출하기 위한 회전 속도 검출 장치; 검출된 회전 속도에 상응하는 소정의 점화각, 검출된 배터리 전압에 상응하는 소정의 충전 시간 및 동기화에 따라서 각 계산 각도에 대한 해당 충전 시작 각도를 계산하기 위한 계산 장치; 상기 충전 시간의 시작 시점과 종료 시점을 출력하기 위한 점화 제어값 출력 장치를 포함한다.
Patent KR-20010110732-A (KR)
Title: 폴리올레핀계 수지 복합 적층체
IPC: B32B5/18
Filed: 2001-02-07
Abstract: 본 발명은, 환경 친화적이고, 유연성이 있는 폴리올레핀계 수지 소재만을 이용하여 가볍고, 높은 강성을 지니며, 부식되지 않고, 온도, 습도의 변화에 대하여 치수가 변화되지 않고, 재활용 가능한 폴리올레핀계 수지 복합 적층체를 제공하는 것을 목적으로 한다. 폴리올레핀계 수지와 변성용 모노머를 반응시켜 이 수지를 변성한다. 얻어진 변성 수지에 화학 발포제를 첨가하여 혼련한다. 얻어진 발포성 수지 조성물을 시트형으로 성형한다. 얻어진 발포성 시트의 한 면에, 이 시트를 가열 발포시킬 때의 면 내측 방향으로의 발포를 억제할 수 있는 강도를 갖는 면재를 적층한다. 발포성 시트를 가열 발포하여 얻어지는, 발포 배율이 3 내지 20배이고 압축 탄성률이 5 MPa 이상인 폴리올레핀계 수지 발포체 시트의 적어도 한 면에, 일방향으로 10배 이상으로 연신되고 인장 탄성률이 5 GPa 이상인 폴리올레핀계 수지 연신 시트를 적층하여 폴리올레핀계 수지 복합 적층체를 얻는다.
Patent KR-20020015042-A (KR)
IPC: B43K21/027
Filed: 2001-03-28
Abstract: 본 발명은 필기구의 선단에 남아 있는 잔심을 효율적으로 이용할 수 있는 구조의 샤프 펜슬을 제공한다. 심 삽입 통과 구멍이 형성된 슬라이드 부재를 관축의 전방에 구비하고, 그 관축의 내부에는 심 조출 수단이 전후 이동이 자유롭게 배치된 샤프 펜슬로서, 상기 슬라이드 부재와, 심 조출 수단의 적어도 한 부재의 후퇴 동작을 연동시킨 샤프 펜슬이다. 이 구성에 의해 잔심 필기시에도 위화감이 없이 필기할 수 있고, 그 때문에, 잔심도 효율적으로 사용할 수 있게 된다.
Patent KR-20030060337-A (KR)
Title: Apparatus for wireless gateway
Inventor: BAEK WON GWANG
IPC: H04L12/66
Filed: 2002-01-08
Abstract: PURPOSE: A wireless gateway device is provided to dispose an antenna pattern on a front panel printed circuit board without using an external antenna, and to perform wireless communication, thereby lowering a product cost and preventing damage to the antenna. CONSTITUTION: A CPU(10) controls each unit. A memory(11) supplies a storage space necessary for system operation. A flash memory(12) stores a ROM BIOS(Basic Input/Output System) for checking basic input/output control. An input/output interface(13) is connected to other external devices. Network devices(14,15) connect wired networks. A wireless module(16) handles interfaces for wireless communication. LED1 to LEDn are attached to a front panel PCB, and display data transmission states and line normality or abnormality. An antenna pattern(17) is connected to the wireless module(16), and is located on the front panel PCB.
Patent KR-20030062564-A (KR)
Title: Apparatus for compression of spring in air circuit breaker
Inventor: LEE HO BEOM
IPC: H01H31/00
Filed: 2002-01-17
Abstract: PURPOSE: A breaking spring compressing apparatus of an air circuit breaker is provided to reduce the generation of noise by reducing the complexity of a gear assembly structure. CONSTITUTION: A front frame(30) is provided with a ratchet through-hole. A gear assembly(100) is comprised of a cylindrical main frame unit(130), a support pin(110) formed on a back of the cylindrical main frame unit(130), a gear unit(120) formed on an outer circumference of the cylindrical main frame unit(130), a crank spindle(140) formed on a front thereof and projected through the ratchet through-hole, a ratchet mounting pin(150) formed on front of the crank spindle(140) so as to have eccentricity. A back frame(200) is provided with a support recess where the support pin(110) is inserted into so as to be capable of rotating.
Patent KR-20030064212-A (KR)
Inventor: BAEK EUN KI
IPC: A23L7/109
Filed: 2002-01-26
Abstract: PURPOSE: Provided is a method for manufacturing a food product of clear soup with wheat flakes characteristically using edible coloring agents. The manufactured food product is packed in a vinyl container in a half dried state. CONSTITUTION: A method for manufacturing clear soup with wheat flakes is characterized by preparing dough by mixing wheat flour with edible coloring agents in warm water; and tearing the dough into pieces and followed by packing them in a vinyl container.
Patent KR-20030068998-A (KR)
Title: Apparatus for transmitting/receiving uplink power offset in communication system using high speed downlink packet access scheme
Inventor: CHOI SEONG HO
IPC: H04J13/00
Filed: 2002-02-17
Abstract: PURPOSE: A device for transceiving uplink power offset information in a communication system using an HSDPA(High Speed Downlink Packet Access) system and a method therefor are provided to directly transmit control information between a base station and a UE(User Element), thereby reducing signal delay between the base station and the UE as saving transmission resources to improve system performance. CONSTITUTION: A UE transmits an HS-DPCCH(High Speed-Dedicated Physical Control Channel) with a set transmission power(1202). The UE measures receiving power of CPICHs(Common Pilot Channels) from many base stations(1203). If an event 1A is generated, the UE recognizes that a cell 2 has to be included in an active set, and reports a measured result to an SRNC(Serving RNC)(1205). If a UTRAN completes an updating of the active set, the SRNC transmits active set update messages including an HS-DPCCH power offset value to the UE. The UE receives the active set update messages, and transmits the HS-DPCCH by applying an uplink offset value to the HS-DPCCH(1206). The UE transmits an active set update complete message to the SRNC(1207), and completes the procedure(1208).
Patent KR-20030073027-A (KR)
Title: Forward and backward table with 3-banded long hinge for chair
Inventor: LEE EUN PYO
IPC: A47B3/14
Filed: 2002-03-08
Abstract: PURPOSE: A forward-backward moving table for a chair with a three stage foldable long hinge is provided to adjust distance smoothly by sliding the table forward and backward and remove an obstacle by rotating the table toward under arms at sides of the chair after use. CONSTITUTION: In a chair in which a three stage foldable hinge comprising a fixed plate(1), a vertical plate(2), a connecting plate(3), a rotary plate(4) and a hinge(5) is attached to an arm(20) by flathead screws(6) penetrating a plurality of screw holes(7) so as to rotate a table(30), the table is constructed in a manner that the three stage foldable hinge is composed of a three stage foldable, long hinge(10), the lower part of the rotary plate(4) of the long hinge(10) is welded to the lower face of a fixed portion(110) of a slider(100) moving the table(30) forward and backward, and the inside lower face of the table(30) is attached to the top face of a cover portion(120) moved forward and backward by a reciprocating portion to thus move the table(30) forward and backward.
Patent KR-20030075025-A (KR)
Title: Vehicle leveling valve
Inventor: KWAK GWANG SIN
IPC: B60G17/056
Filed: 2002-03-15
Abstract: PURPOSE: A leveling valve for a vehicle is provided to reduce parts, assembling process and cost, and to increase working efficiency by simplifying the system with adding the function of a magnetic valve in a casing. CONSTITUTION: A leveling valve comprises a casing having an intake port flowing air with connecting to an air tank, and a discharge port(12) connecting to the intake port and discharging air to an air spring; a valve(20) installed in the casing to control suction of air from the intake port and discharge of air through the discharge port; a spring member(30) combined with the valve to elastically support the valve in the casing; and a rod(40) assembling a support part(41) supporting the lower part of the valve and connecting a lever moving up and down to supply air by moving the valve down in moving the end of the lever up. A magnetic valve(50) is formed in the support part, and protruded up according to the electric signal to open and close the valve with moving up and down.
Patent KR-20020077085-A (KR)
Inventor: ICHIMURA KUNIHIRO
IPC: C08F220/12
Filed: 2002-03-25
Abstract: PURPOSE: To provide a chemically amplifying positive resist composition which improves failures in the profile of the side walls of a pattern, which gives a resist pattern with excellent smoothness and which is excellent in the sensitivity and resolution and suitable for excimer laser lithography by KrF laser or the like. CONSTITUTION: The chemically amplifying positive resist composition contains the following resin, a radiation-sensitive acid producing agent and a compound expressed by formula (1). The resin has polymer units derived from p- hydroxystyrene and polymer units having groups unstable to acids and the resin is insoluble or hardly soluble with alkali but becomes soluble with alkali after the groups unstable to acids are separated by the effect of acids. In formula (1), each of R¬1 and R¬2 is independently a 1-15C alkyl group, 1-8C alkyl group with at least three hydrogen atoms substituted with fluorine atoms, or a 6-10C aryl group.
Patent KR-20030077227-A (KR)
Title: Purification Method for Conjugated Linoleic Acid
Inventor: LEE JEONG ILL
IPC: C07C57/12
Filed: 2002-03-25
Abstract: PURPOSE: Provided is a process for refining conjugated linoleic acid in high purity at a low cost by using methanol and hydrochloric acid as a solvent instead of hexane, which can mass-produce and increase the refining efficiency. CONSTITUTION: The conjugated linoleic acid, produced from linoleic acid by isomerization, is refined by adding 3-10wt%(based on the weight of a reaction mixture containing the conjugated linoleic acid) of the methanol and 0.1-10wt%(based on the weight of the mixture) of the hydrochloric acid(3N) to the reaction mixture to neutralize, wherein the neutralization is performed more than one time.
Patent KR-20030074031-A (KR)
Title: A static electricity preventing device of an earth type for a vehicle
Inventor: LEE HYANG JE
IPC: B60R16/06
Filed: 2002-03-23
Abstract: PURPOSE: A ground type device for preventing electrostatic current of a vehicle is provided to easily separate a ground unit from a vehicle body, and to exchange the ground unit, partially. CONSTITUTION: A ground type device for preventing electrostatic current of a vehicle is composed of a fixed member(11) fixed to a vehicle body, and a ground unit(14). An earth wire(12) is inserted into the ground unit. The fixed member is coupled with one end of the ground unit. The other end of the ground unit is ground on the ground. The diameters of the earth wire and a protecting member(13) are less than the diameter of the ground unit.
Patent KR-20030078361-A (KR)
Title: Method for Manufacturing Liquid Crystal Display devices
Inventor: KIM CHEOL SE
IPC: G02F1/1362
Filed: 2002-03-29
Abstract: PURPOSE: A liquid crystal display and a method for manufacturing the same are provided to form a pixel electrode by crystallizing an amorphous indium tin oxide thin film and selectively etching the residual amorphous indium tin oxide thin film, thereby reducing a manufacturing time. CONSTITUTION: A plurality of thin film transistors are formed on a substrate(109), having a gate insulating film(111) interposed. A passivation film(113) is formed on the front surface of the substrate. An amorphous indium tin oxide thin film(108a) is deposited on the passivation film. A mask is placed on the amorphous indium tin oxide thin film and the amorphous indium tin oxide thin film is exposed by excimer lasers(122). The amorphous indium tin oxide thin film covered with the mask is etched by an etching solution.
Patent KR-20030079295-A (KR)
Inventor: HAN JEONG YEON
IPC: F16H3/08
Filed: 2002-04-03
Abstract: PURPOSE: Torque increase structure of a manual transmission is provided to prevent a gear from coming out of a shaft and the gear from idling by excessive transfer torque, although increasing the capacity of the transmission. CONSTITUTION: In torque increase structure of a manual transmission, a clutch housing(1), in which a main drive(3) is rotatably installed, is formed and a transformer case(5) is formed to a side of the clutch housing. In the inner middle part of the transformer case, a main shaft(10), to which change gears(7) are installed, is connected with a side of the main drive. Key grooves(100) are formed to each contacting surface of a count shaft(20), a 3-stage gear(40), and a 4-stage gear(50), to strongly contacting with each other. A key(110) is inserted in the key hole.
Patent KR-20030079491-A (KR)
Inventor: CHOI JEONG PIL
IPC: G09G3/296
Filed: 2002-04-04
Abstract: PURPOSE: A method and an apparatus for driving a plasma display panel are provided to stabilize an address driving process and prevent the mis-discharge under the environment of high temperature by controlling a bottom voltage of set-down voltages. CONSTITUTION: A method for driving a plasma display panel includes a reset process, a detection process, a setup process, and a control process. The reset process is to reset discharge characteristics of cells by applying set-down voltages having falling gradients to the cells. The detection process is to detect the set-down voltages. The setup process is to set up the rising reference voltage. The control process is to control a bottom voltage of the set-down voltages by comparing the detected voltage to the reference voltage. The gradients of the set-down voltages are reduced under the high temperature of 50 or more degrees centigrade.
Patent KR-20020035058-A (KR)
Inventor: LIM GWANG SU
IPC: F25B15/06
Filed: 2002-04-04
Abstract: PURPOSE: A refrigerant consuming type cooling system is provided to air-condition a room with relatively low energy consumption with the system which does not need a separate cooling device to condense steam of refrigerant. CONSTITUTION: A cooling system uses water as refrigerant and lithium bromide as absorbent and comprises a refrigerant storing water tank(W.T); a purifying process device; an evaporating tank(E.T); a steam refrigerant absorptive tank(A.T); a regeneration tank(G.T); and an absorbent cooling tank(A.C.T). The purifying process device filters and purifies water stored in the water tank storing tap water and condensed water generated in an indoor unit. Water is evaporated at low temperature in a vacuum evaporating tank to execute cooling using evaporative latent heat. Evaporated refrigerant steam is absorbed into a cooled concentrated solution absorbent in the absorptive tank. Weak solution absorbent absorbing the refrigerant steam is heated and divided into absorbent and refrigerant steam in the regeneration tank. Separated high temperature refrigerant steam is discharged to an outdoor unit. Concentrated solution absorbent separated from refrigerant steam is delivered to the absorbent cooling tank to be cooled down and delivered to the absorptive tank to absorb refrigerant steam again.
Patent KR-20030081920-A (KR)
Title: front piller structure of a vehicle
Inventor: JUNG JAE HYEOK
IPC: B62D25/04
Filed: 2002-04-15
Abstract: PURPOSE: Front pillar structure of a vehicle is provided to sharply improve the strength to impact without a structural change in a design of a metal mold by improving the structure. CONSTITUTION: In front pillar structure of a vehicle, a door checker(20) is interposed to the inside of an inner panel(14) and an outer panel(12) of a front pillar. The ends of the door checker are closely fastened to the inside of the outer panel and are combined by a bolt. A reinforcing member(25) is closely fastened between the door checker and the inner panel. The ends of the reinforcing member are interposed between flanges(12a,14a) of the inner panel and the outer panel.
Patent KR-20030082724-A (KR)
Title: Dsl modem supporting high-speed usb interface
Inventor: JU JIN TAE
IPC: H04M11/06
Filed: 2002-04-18
Abstract: PURPOSE: A DSL(Digital Subscriber Line) modem for supporting a high-speed USB(Universal Serial Bus) interface is provided to reduce the entire size and cost of an ADSL(Asymmetric DSL) by processing a USB protocol in hardware. CONSTITUTION: An UIM(USB Interface Module)(502) performs an interface with a USB transceiver(518) connected to a host controller, and processes a USB protocol in hardware. A DMT(Discrete Multi-Tone) modem(506) performs an interface with the UIM(502), and modulates and demodulates transmitted and received data by the control of a discrete DSP(Digital Signal Processor). The UIM(502) has a USB core unit(550), a DMA(Direct Memory Access) unit(556), and a DMT interfacing unit(564) for performing an interface with the DMT modem(506). The USB core unit(550) stores data information from serial data transmitted from the USB transceiver(518) in a register(552). The USB core unit(550) extracts a data packet from the serial data, and stores the data packet in a FIFO(554). The DMA unit(556) transmits the data packet stored in the FIFO unit(554) to the USB transceiver(518). The DMA unit(556) receives an interrupt signal from the USB core unit(550), extracts the data packet stored in the FIFO unit(554), and transmits the extracted data packet to the DMT modem(506) through the DMT interfacing unit(564). The DMA unit(556) reads data from the DMT modem(506), and stores the read data in the FIFO unit(554) through the DMT interfacing unit(564).
Patent KR-20020095056-A (KR)
Inventor: UCHIYAMA KEIJI
IPC: G03C3/00
Filed: 2002-04-19
Abstract: PURPOSE: To prevent a waterproof case for a film unit equipped with a lens from being soiled by a cosmetic sticking to the case. CONSTITUTION: The waterproof type lens-fitted photographic film unit 1 is constituted by covering the unit main body 3 with a cover main body 4 and a cap body 5. The front window 9 and the top window 10 of the cover main body 4 and the cap body 5 are formed of transparent plastics. Methacrylstyrene resin is used for the transparent plastics used for the waterproof cover 2, a photographic lens 11 and a finder lens 12 so that they may hardly become cloudy even in the case the cosmetic such as anti-suntan emulsion sticks to them. Besides, even in the case the unit is left under a high temperature environment, noxious gas which causes the fogging of the photographic film never arise, then, the damage to the photographic function is prevented.
Patent KR-20030084080-A (KR)
Title: 3 phase filament-winding molded metering out fit
Inventor: YOON TAE HYEON
IPC: H01F30/12
Filed: 2002-04-24
Abstract: PURPOSE: A three-phase filament winding mold type transformer is provided to prevent the progress of crack by forming a filament winding within a body part of the three-phase filament winding mold type transformer. CONSTITUTION: A three-phase filament winding mold type transformer includes three polymer bushings(100) and a body portion(200). The polymer bushings(100) include input connection terminals(110) for inducing the high voltage to a transformer and output connection terminals(120) for transmitting the high voltage to the outside. A plurality of input and output connection rods are formed in the insides of the polymer bushings(100) in order to connect electrically the input connection terminals(110) and the output connection terminals(120) to the transformer. A meter transformer(220), a current transformer, and a signal process portion are installed within the body portion(200). The body portion(200) includes a filament winding in order to restrain a crack.
Patent KR-20030086397-A (KR)
Title: Liquid crystal display
Inventor: HONG MUN PYO
IPC: G02F1/133
Filed: 2002-05-04
Abstract: PURPOSE: A liquid crystal display is provided to display images of characters and figures with high resolution in PenTile Matrix pixel array structure. CONSTITUTION: A liquid crystal display includes a pixel array, a gate line, a data line, a pixel electrode, and a thin film transistor. The pixel array is constructed in such a manner that four neighboring red and green pixels(R,G) are arranged opposite to each other, having two blue pixels(B11,B12) in the center. The gate line delivers a scan signal or a gate signal to the pixels. The data line intersects the gate line, being insulated from the gate line, and transmits image or data signal to the pixels. The pixel electrode is formed at each of the pixels and receives the data signal. The thin film transistor is formed at each of the pixels and includes a gate electrode connected to the gate line, a source electrode connected to the data line and a drain electrode connected to the pixel electrode.
Patent KR-20030087727-A (KR)
Title: Fingerprint recognition security system using ring type identification key
Inventor: HWANG MUN SEONG
IPC: G06K9/00
Filed: 2002-05-09
Abstract: PURPOSE: A fingerprint recognition security system using a ring-key is provided to manually perform no preprocessing step, such as an ID code input step, for inputting the fingerprint input. CONSTITUTION: A fingerprint recognition module(14) obtains the fingerprint information from a fingerprint of a user. A memory(17) stores the ID code information and the registered fingerprint information of the authorized users. The ring-key(20) includes a frame of a ring shape, a coil antenna, an RF(Radio Frequency) transceiver circuit outputting a user ID code through the coil antenna by receiving the operating power through the coil antenna. An RF card reader(11) supplies the operating power to the RF transceiver circuit, and receives the user ID code information transmitted from the ring-key. A controller(13) receives the user ID code information from the RF card reader and the user fingerprint information from the fingerprint recognition module, and performs the user certification by comparing the registered fingerprint information with the inputted fingerprint information, and controls a lock according to a certification result.