baber/WOPTO huggingface dataset:
Patent KR-20160111132-A (KR)
Inventor: PARK SUN JUNG
IPC: F21S2/00
Filed: 2015-03-16
Abstract: The present invention relates to a lighting apparatus which can control light distribution properties through eccentricity control between a lens and a light emitting diode without changing the lens. Specifically, the present invention relates to a lighting apparatus which comprises: one or more light emitting units; a substrate formed to mount the light emitting unit on an upper surface thereof; a heat sink having a concave installation sheet on which the substrate is arranged; a power supply unit electrically connected to the substrate; and a lens module arranged on an upper side of the substrate, and having one or more lenses corresponding to the one or more light emitting units. The lens module is formed to rotate at a predetermined angle on a central shaft vertically penetrating the substrate.
Patent KR-20160111750-A (KR)
Title: Aligning Position Apparatus for Optic Lens and any devices
Inventor: BANG JIN SIK
IPC: G02B7/02
Filed: 2015-03-17
Abstract: The present invention relates to an apparatus for precisely aligning an optical lens and a device. The apparatus for precisely aligning an optical lens and a device comprises: a fixing plate to which a lens is fixed and which slides to align the lens; a precise aligning device which is coupled to the fixing plate to be integrated and aligns the lens by controlling the sliding operation and amount of the fixing plate; a fixing member which couples a lens aligning part to a position moving part; and a reduction bearing which is embedded in the position moving part to surround the outer surface of the fixing member and reduces vibration and noise generated when the lens aligning part is operated.
Patent KR-20150035978-A (KR)
IPC: F23D14/62
Filed: 2015-03-19
Abstract: The present invention relates to a premix burner to operate a heat generator. The burner comprises at least: a vortex generator; a mixed section in the downstream of the vortex generator; and a transition member transmitting a vortex flow from the vortex generator into the mixed section. In addition, the present invention relates to a transition member for the premix burner. The transition member (2) includes: an inlet connected to the vortex generator (1); an outlet connected to a mixing tube; and an inner contour portion (12) restricting a continuous flow between the inlet and the outlet. The inner contour portion (12) is inwardly bent in the radial direction toward an inner diameter of the mixing tube at least in the inlet section and has the same height as an inner flow restricting contour portion of the mixing tube in the outlet.
Patent KR-20150125562-A (KR)
Title: Mobile automated assembly tool for aircraft structures
Inventor: ERIC M REID
IPC: B64F5/00
Filed: 2015-03-26
Abstract: Provided are a method and an apparatus to perform an operation (111) on a work surface (116) of a structure (106). An assembly system (102) may comprise a motion platform (122) and a mobile platform (118). The motion platform (122) may be configured to be positioned above a work surface (116) of a structure (106) to perform the operation (111) on the work surface (116). The mobile platform (118) may be configured to carry the motion platform (122) across a floor (107) of a manufacturing environment (100) from a first location (117) to a second location (121).
Patent KR-20160125197-A (KR)
Title: 아마추어 가이드를 가지는 솔레노이드 밸브
Inventor: KIM HYUNG JUN
IPC: H01F7/16
Filed: 2015-04-21
Abstract: 본 발명의 실시예는 아마추어 가이드를 가지는 솔레노이드 밸브에 관한 것으로, 더욱 상세하게는 컨텍가이드의 일부분이 아마추어를 가이드하여 아마추어가 이동시 자성부재에 들러붙지 않도록 하는 솔레노이드 밸브에 관한 것이다. 
본 발명의 일 실시예에 의한 솔레노이드 밸브에 따르면, 솔레노이드 밸브에 제어신호를 전달하기 위해 제공되는 컨텍가이드의 일부분을 아마추어와 자성부재가 들러붙지 않도록 가이드하는 아마추어 가이드로 활용할 수 있다.
Patent KR-20150052822-A (KR)
Inventor: CHEON MIN SU
IPC: H04N19/119
Filed: 2015-04-23
Abstract: Disclosed in the present invention is a video decoding method which comprises the steps of: receiving and parsing bitstream of encoded video; extracting decoded unit pattern information showing encoded picture data, encoded depth for maximum encoded unit, and whether texture information of maximum encoded unit is encoded of the present picture corresponded to maximum encoded unit which is maximum size encoded unit; and decoding picture data encoded for maximum encoded unit based on encoded depth for maximum encoded unit, information of encoding mode, and encoding unit pattern information.
Patent KR-20160127959-A (KR)
Inventor: CHOI CHEAL SOON
IPC: G08G1/14
Filed: 2015-04-28
Abstract: 본 발명은 압전소자를 이용한 주차 유무 감지 센서노드 및 이를 이용한 주차 관리시스템에 관한 것으로, 본 발명의 압전소자를 이용한 주차 유무 감지 센서노드는 자동차 주차구역에 배치되어 자동차의 출입에 의해 제1전원을 발생하여 출력하는 압전소자판넬과; 압전소자판넬과 연결되어 제1전원을 수신받아 정류하여 제2전원을 출력하는 정류회로와; 정류회로와 연결되어 제2전원을 수신받아 충전하는 슈퍼 커패시터와; 슈퍼 커패시터와 연결되어 제2전원보다 전압레벨이 낮은 제3전원을 수신받아 구동되어 압전소자판넬에서 제1전원이 발생하였는지 여부를 감지하여 전원감지신호를 발생하여 출력하는 마이콤과; 슈퍼 커패시터와 연결되어 제2전원보다 전압레벨이 낮은 제3전원을 수신받아 구동되어 전원감지신호가 수신되면 전원감지신호를 출력하는 무선통신부로 구성되는 것을 특징으로 한다.
Patent KR-20160132227-A (KR)
Inventor: KONG HONG JIN
IPC: B23K26/38
Filed: 2015-05-07
Abstract: Provided are a 2D laser beam machining method and an apparatus using diffractive optical elements (DOE) reconstructed by orthogonally polarized beams. The 2D laser beam machining method comprises: a step of causing a laser beam to pass through a first polarizing beam splitter (PBS) to split the laser beam into a plurality of laser beams; a step of causing the plurality of split laser beams to pass through the DOE to modulate a phase thereof; and a step of causing the plurality of laser beams having modulated phase to pass through a second PBS to combine the plurality of laser beams into a single laser beam.
Patent KR-20160135066-A (KR)
Title: 케이스를 이용한 방열구조를 갖는 네트워크 장치
Inventor: KIM JONG WAN
IPC: H05K5/04
Filed: 2015-05-15
Abstract: 본 실시예는 인쇄회로기판 내 설치된 집적회로 상에 구비되며 집적회로 및 상부 케이스에 각각 접촉되는 구조로 구현된 제1 방열수단 및 인쇄회로기판 내 설치된 광모듈 케이지 상에 구비되며 광모듈 케이지 내 광모듈의 삽입에 따라 선택적으로 상부 케이스에 접촉되는 구조로 구현된 제2 방열수단을 구비함으로써 전자부품의 방열을 위한 별도의 냉각팬을 구비하지 않고서도 상부 케이스를 히트싱크로서 활용하여 내부온도가 안정적으로 제어될 수 있도록 하는 네트워크 장치에 관한 것이다.
Patent KR-20160137077-A (KR)
Title: Bed mortar composition
Inventor: OH SOON TAEK
IPC: C04B16/06
Filed: 2015-05-22
Abstract: The present invention relates to a drying shrinkage-reduced bed mortar composition containing 25 to 35 parts by weight of water, 275 to 325 parts by weight of sand, and 15 to 25 parts by weight of calcium sulfo aluminate (CSA) expansion agent with respect to 100 parts by weight of cement. The bed mortar produced by the mixing of these materials results in drying shrinkage reduction and the satisfaction of a required strength, and thus is capable of preventing the dropping of a finishing material for construction.
Patent KR-20160140241-A (KR)
Title: 플라즈마 전해 기반의 시료 코팅 방법
Inventor: CHANG SE HONG
IPC: C25D11/04
Filed: 2015-05-29
Abstract: 본 발명의 일 실시예에 따른 플라즈마 전해 기반의 시료 코팅 방법은 코팅 전공정(pre-process)에서 전해액을 제조하는 단계, 상기 전해액에 코팅 대상 시료를 침지하고 플라즈마 전해 산화장치를 통해 상기 침지된 코팅 대상 시료의 표면에 플라즈마를발생시키는단계 및 상기 발생된 플라즈마를 통해 상기 코팅 대상 시료에 산화피막을 형성하는 단계를 포함한다.
Patent KR-20160142647-A (KR)
Inventor: GO DEOK GI
IPC: A01K1/03
Filed: 2015-06-03
Abstract: 사료투입부를 갖춰서 사료를 편리하게 애완견에게 제공할 수 있도록 하는, 사료투입부를 갖춘 개집을 개시한다. 본 발명의 개집은 상기한 사료투입부를 통하여 사료를 애완견에게 제공할 수 있으며 또한 사료 및 애견용품을 보관할 수 있는 하나 이상의 수납부를 포함하여 구성된다.
Patent KR-20150144698-A (KR)
Inventor: NAKAJIMA TAKAHIRO
IPC: F02N19/00
Filed: 2015-06-08
Abstract: Provided is an engine system which can suppress the worsening of the combustion status of the main frame of an engine when the number of operated chargers is changed. The engine system (100) of the present invention comprises: the main frame of an engine (10) which comprises multiple cylinders (11); a scavenging pipe (20) for supplying scavenged gas to each of the cylinders (11); a main charger (40) for raising the pressure of the air to supply the air to the scavenging pipe (20) as scavenged gas; an auxiliary charger (50) placed to be parallel to the main charger (40) to raise the pressure of the air to supply the air to the scavenging pipe (20) as scavenged gas; a compressed air tank (60) for containing compressed air inside; a compressed air supply pipe (61) for supplying the compressed air in the compressed air tank (60) to the scavenging pipe (20); and a compressed air control valve (62) installed in the compressed air supply pipe (61).
Patent KR-20160013506-A (KR)
Title: 채널상태 측정 방법 및 그 장치
Inventor: LEE KYUNG JUN
IPC: H04W24/10
Filed: 2015-06-10
Abstract: 본 발명은 단말이 특정 주파수 대역의 채널상태를 측정하는 방법 및 장치에 관한 것이다. 보다 상세하게는, 비면허대역(unlicensed spectrum)을 사용하는 셀 또는 캐리어의 채널상태를 정확하게 측정하기 위한 방법 및 측정된 채널상태 정보를 기지국으로 보고하는 방법에 관한 것이다. 특히, 본 발명은 단말의 채널상태 측정 방법에 있어서, 기지국으로부터 비면허대역 셀(Unlicensed spectrum cell)의 채널상태 측정을 위한 측정구성정보를 수신하는 단계와 채널상태 측정이 수행되는 구간의 종류 및 측정구성정보에 기초하여 비면허대역 셀의 채널상태를 측정하는 단계 및 비면허대역 셀의 채널상태 측정결과를 기지국으로 전송하는 단계를 포함하되, 비면허대역 셀은 하나 이상의 통신시스템이 공유하는 비면허대역의 주파수를 이용하는 방법 및 장치를 제공한다.
Patent KR-20160147146-A (KR)
Inventor: CHOI YU NA
IPC: B01D35/00
Filed: 2015-06-12
Abstract: According to an embodiment of the present invention, a water purifier comprises: a purification tank which stores purified water; an air injection part which injects air to the water stored in the purification tank; and a control part which controls the air injection part to inject air to the purified water for air injection time with respect to the target pH for a prescribed period of time. The water purifier can maintain the pH of the purified water to be the target pH.
Patent KR-20160147375-A (KR)
Title: Apparatus and method for building sorting corpus by user participation
Inventor: KIM CHANG HYUN
IPC: G06F17/28
Filed: 2015-06-15
Abstract: The present invention relates to a method to build a sorting corpus by user participation, which comprises: a step of the sorting modules receiving an input of the type and the purpose of a game, presenting a sorting method in accordance with the type and the purpose of the game to a user, and receiving an input of sorting of sentences or words; a step of the sorting modules evaluating the user to determine the level of the user by monitoring the sorting process of the user; a step of a sentence recommending modules using the level of the user and evaluating the sorted sentences; and a step of the sentence recommending modules using the result of the evaluation of the sorted sentences and the level of the user, and recommending a sentence which improves the performance of statistical machine translation (SMT). The present invention aims to allow a user to easily build a sorting corpus by the unit of a sentence or word through a game and to help improve the performance of the SMT.
Patent KR-20160149363-A (KR)
Title: Semiconductor light emitting device
Inventor: HWANG KYUNG WOOK
IPC: H01L33/50
Filed: 2015-06-17
Abstract: A semiconductor light emitting device according to one embodiment of the present invention comprises: a light emitting laminate including a first conductivity-type semiconductor layer, a second conductivity-type semiconductor layer, and an activation layer disposed between the first conductivity-type semiconductor layer and the second conductivity-type semiconductor layer; a wavelength conversion layer disposed on the light emitting laminate, and converting at least a part of light of a first wavelength emitted from the activation layer to light of a second wavelength; and a light adjustment layer disposed between the light emitting laminate and the wavelength conversion layer, and configured to increase transmittance of the light of the first wavelength, which is emitted from the light emitting laminate and incident to the wavelength conversion layer, and to increase reflectance of the light of the second wavelength, which is emitted from the wavelength conversion layer and incident to the light emitting laminate. For an example, the light adjustment layer includes a first insulation layer having a lower refractive index than the light emitting laminate, and a second insulation layer having a higher refractive index than the first insulation layer by greater than or equal to 0.5.
Patent KR-20160149775-A (KR)
Inventor: BARK MUN SOO
IPC: F16K37/00
Filed: 2015-06-19
Abstract: 본 발명은 가스사용 및 밸브열림 알림장치에 관한 것으로, 일반적인 가스렌지의 점화코트나 중간 밸브코크의 테두리를 감싸는 형태의 지그링을 구성하고 상기 누구라도 지그링을 가스렌지나 중간밸브에 손쉽게 결합하여 사용할 수 있도록 지그링의 바닥에 자석 또는 양면테이프을 구성하여 제공하거나 피스탭을 구성하여 제공한다. 또한, 점화코크나 밸브코크가 조금이라도 회전된 상태로 방치되는 것을 방지하기 위한 것으로 상기 점화코크나 밸브코크가 회전 시작되는 초입 부분에 터치센서, 명함센서, 위치센서, 이동센서, 동작센서등 다양한 센서를 구비하여 상기 지그링에 일원화한다. 그리고 "가스렌지 사용중" 이거나 중간밸브 열려있음"을 반복적으로 전달 안내하기 위한 것으로 볼륨조절기와 반복시간조절기를 구성하고 반복 알림과 안내를 위한 스피커를 구비하여 알림장치을 구성한다. 그러므로 사용자가 상기 센서가 구성된 지그링을 가스렌지의 점화코크나 밸브코크의 테두리에 설치하고 상기 연결 및 연장케이블을 통하여 사용자가 원하는 장소 및 위치에 설치하여 사용할 수 있도록 구성한 가스사용 및 밸브열림 알림장치에 관한 것이다.
Patent KR-20170007672-A (KR)
Inventor: PARK CHUL SOON
IPC: H04B1/3816
Filed: 2015-07-10
Abstract: 사용자 장치 간의 유선 케이블을 대체하는 고속 무선 통신 방법 및 고속 무선화를 위한 모바일 단말기용 케이스가 개시된다. 사용자 장치 간의 유선 케이블을 이용한 유선 통신 방식을 대체하는 상기 사용자 장치 간의 고속 무선 통신 방법을 이용하는 모바일 단말기용 케이스에 있어서, 고속 유선 시리얼 데이터 중 트래픽 데이터의 무선 송신 또는 무선 수신을 위한 제1 신호 처리 또는 제어 데이터의 무선 송신 또는 무선 수신을 위한 제2 신호 처리를 수행하기 위해 구현된 신호 처리부; 및 상기 신호 처리부의 상기 제1 신호 처리를 기반으로 생성된 적어도 하나의 데이터 신호 또는 상기 신호 처리부의 상기 제2 신호 처리를 기반으로 생성된 적어도 하나의 제어 신호를 송신하거나 수신하기 위해 구현된 무선 송수신 RF부;를 포함한다. 이에 의해, 모바일 단말을 보호하는 모바일 단말기용 케이스 본래의 기능을 수행할 뿐 아니라, 기존의 유선 데이터 케이블을 통해 전송되는 데이터를 바로 무선화하여 장치 간 통신을 수행되도록 하는 기능도 수행할 수 있다.
Patent KR-20170009623-A (KR)
Inventor: KIM YOUNG SOO
IPC: G02F1/1335
Filed: 2015-07-17
Abstract: The present invention relates to a liquid crystal display device including a cellulose ester film and, more specifically, an IPS liquid crystal display device with improved reliability by including resin and addition agent for improving reliability at high temperature and humidity. The polarization plate comprises: a liquid crystal panel; and a polarization plate for converting the progressive axis of incident light.
Patent KR-20170010678-A (KR)
Title: Apparatus for reversing sheet type products
Inventor: LEE JEONG HWAN
IPC: B65G47/252
Filed: 2015-07-20
Abstract: The present invention relates to a sheet type product reversing device capable of vertically reversing a sheet type product. The present invention includes: a storage part formed in a storage space storing a sheet type product; a fixing part fixing the sheet type product stored in the storage space; and a reversing unit including a rotating part vertically reversing the sheet type product in the storage space by rotating the storage part. The fixing part includes: a pressurizing plate installed in the storage space to face the sheet type product; and a transfer part reciprocating the pressurizing plate to fix the sheet type product with the pressurizing plate or unfix the sheet type product from the pressurizing plate. According to the present invention, the device is capable of improving the quality of the sheet type product by reducing the wrinkling or sagging of the sheet type product, caused when the product is vertically reversed, as the sheet type product is able to be automatically vertically reversed through the rotating part in a state in which a sheet type product stacker is pressurized and fixed with pressure from the fixing part.
Patent KR-20170011662-A (KR)
Title: Bonding material with exothermic and amorphous characteristics and manufacturing method thereof
Inventor: JUNG JAE PIL
IPC: B23K35/24
Filed: 2015-07-23
Abstract: The present invention relates to a manufacturing method of a bonding material with exothermic and amorphous characteristics. The manufacturing method of a bonding material including a metallic element comprises: a step of preparing a water-based alloy plating solution including two or more metallic salts including a first metallic salt and a second metallic salt which show an exothermic reaction when forming an electrode and an alloy; a step of immersing the electrode in the water-based alloy plating solution to construct an electroplating circuit; a step of inputting a voltage between +2 V and -4.5 V or a current value corresponding to the voltage based on a 25C standard hydrogen electrode in accordance with a reduction potential value of the metallic salts to be plated into a control unit to control the electroplating circuit to apply a reduction potential or a reduction current to the electrode; and a step of forming at least two layers of an amorphous metal plating film on base metal by a standard reduction potential difference of the metallic salts. According to the present invention, a potential (a voltage) is alternately applied by a power source capable of supplying a potential while the base metal is immersed in a plating bath including two or more metallic salts to easily form multiple composite layers within a short period of time by inexpensive equipment. Time and a current density of each potential cycle are adjusted to adjust a plating thickness of each layer. The number of composite layers can be easily adjusted by the number of potential cycles.
Patent KR-20170014552-A (KR)
Inventor: HEO SOO YOUNG
IPC: G03F7/00
Filed: 2015-07-30
Abstract: Provided are a photosensitive resin composition and a color filter using the same, the resin composition comprising: (A) a binder resin comprising a repeating unit represented by chemical formula 1, a repeating unit represented by chemical formula 2 and a repeating unit represented by chemical formula 3; (B) a photo-polymerizable monomer; (C) a photo-polymerization initiator; (D) a coloring agent; and (E) a solvent, wherein the binder resin has a glass transition temperature (T_g) of 5-35C. In the chemical formulas 1 to 3, substituents are each as defined in the specification.
Patent KR-20170016731-A (KR)
Title: Lighting device
Inventor: KWAK JIN SUNG
IPC: F21V31/00
Filed: 2015-08-04
Abstract: Provided is a lighting device which enables a light source module and a power unit separated from a housing to be easily connected, and can be easily sealed. According to an embodiment of the present invention, the lighting device comprises: a housing; at least one light source module arranged on the bottom surface of the housing; a front surface cover coupled to the housing, defining a space where the light source module is positioned, and transmitting light generated in the light source module; and a spacer coupled to be detachable from the light source module, and supported from the front surface cover to maintain a distance between the front surface cover and the light source module. The front surface cover pressurizes the spacer when coupling to the housing.
Patent KR-20160019378-A (KR)
Inventor: STEBBINGS ZACHARY W
IPC: H01H85/143
Filed: 2015-08-07
Abstract: In the present invention, provided is a circuit breaking device comprising a first terminal member and a second terminal member, wherein each terminal member comprises at least a first through hole, a second through hole, and a terminal part. The first through hole and the second through hole of each terminal member are arranged to be separated, and are arranged in a predetermined pattern. The circuit breaking device also comprises multiple pin structures, in other words, a single pin structure for each pair of the through holes. The single pin structure is fixed in the first through holes of each of the first terminal member and the second terminal member, and the other pin structure is fixed on the second through holes of each of the first terminal member and the second terminal member. As the result of fixation, the first terminal member and the second terminal member are maintained in a fixed relation. The device has the terminal part located in the housing to be extended outward from the surface of the end of the housing.
Patent KR-20170019564-A (KR)
Title: Substrate processing system
Inventor: SHIN DONG SEOK
IPC: H01L21/677
Filed: 2015-08-11
Abstract: A substrate processing system comprises: a substrate loading unit loading a plurality of substrates; a substrate transfer unit simultaneously transferring N substrates (N is a natural number equal to or larger than 2) from the substrate loading unit; and a substrate processing unit including a plurality of process chambers simultaneously receiving and processing the N substrates from the substrate transfer unit, wherein each of the process chambers includes a stage on which the N substrates are mounted and an insulating layer disposed between the N substrates.
Patent KR-20160030845-A (KR)
Inventor: YEOM GEUN YOUNG
IPC: H01L51/52
Filed: 2015-08-26
Abstract: 본 발명은 박막을 형성하는 방법과 디스플레이 장치에 관한 것이다. 본 발명에 따른 대상체 상에 박막을 형성하는 방법은, 플라즈마를 이용한 화학기상증착 및 레이저를 이용하여 제1박막을 형성하는 제1 모드와; 플라즈마를 이용한 화학기상증착으로 제2박막을 형성하는 제2모드를 포함한다.
Patent KR-20170025487-A (KR)
Title: METHODS AND DEVICE FOR ELECTROMAGNETIC STIRRING OF THE Sn-Al ALLOY
Inventor: KIM KYUNG HYUN
IPC: C22C1/02
Filed: 2015-08-28
Abstract: The present invention provides a device to uniformly mix Al-Sn alloy molten metal, comprising: a treatment device (1); an electromagnet (6); and a voltage supply source (10). The present invention is able to cast a product appropriate for demand characteristics of a material.
Patent KR-20170029099-A (KR)
Inventor: LEE JEONG MIN
IPC: B65D81/32
Filed: 2015-09-06
Abstract: A capsule device coupled based on an inner diameter of a bent portion of a container neck forms a receiving unit main body, an insertion space for a discharge pipe, and a lower portion of the insertion space of a discharge pipe, wherein the receiving unit main body has a storage space inside, the insertion space of a discharge pipe is formed in an inner upper side of the receiving unit main body based on a folded portion, and the lower portion of the insertion space of a discharge pipe is extended long downward and formed at a center portion of the insertion space of a discharge pipe and a center portion of the folded portion. An upper end portion of the lower portion of the insertion space of a discharge pipe forms a bent portion extended long upward and the bent portion is formed and protruded further upward than a rim edge formed on an upper side of an outer circumferential portion of the receiving unit main body, thereby sealing a lower end portion of the storage space by a sealing portion.
Patent KR-20170029122-A (KR)
Inventor: LEE JAE WOOK
IPC: G01M7/08
Filed: 2015-09-07
Abstract: The present invention relates to an impact absorption structure installed in a base portion of a drop tester, comprising: a lower supporter which comes in contact with a base portion; an upper supporter positioned to be separated from the lower supporter; and a plurality of support legs which extend up and down, and connect the lower supporter to the upper supporter. The support leg includes a lower member which extends upward from the lower supporter and has a hollow shape with an upper end opened, and an upper member which extends downwards from the upper supporter has a lower end inserted through the opened upper end of the lower member and coupled to the lower member. The upper member includes an inclination portion having an inclined outer peripheral surface since its outer diameter gets smaller and thinner towards the lower end. The maximum diameter of the inclination portion is greater than an inner diameter of the lower member.
Patent KR-20170034211-A (KR)
Title: Semiconductor package
Inventor: SEO SUN KYOUNG
IPC: H01L23/31
Filed: 2015-09-18
Abstract: According to a technical idea of the present invention, a semiconductor package comprises: a semiconductor substrate; an electrode pad formed on the semiconductor substrate, including a center unit and a peripheral unit, and having a first pattern in the peripheral unit; a passivation film formed on the semiconductor substrate and the electrode pad, and having an opening unit for exposing the center unit of the electrode pad and a second pattern on the first pattern; a seed layer formed on the electrode pad and the passivation film, and having a third pattern on the second pattern; and a bump formed on the seed layer, and electrically connected to the electrode pad. An undercut is formed around the third pattern under the edge of a lower part of the bump. The semiconductor package minimizes the undercut by forming a curved unit in the seed layer of the lower part of the bump.