baber/WOPTO huggingface dataset:
Patent KR-20120086541-A (KR)
Title: Laminated Structure for Infrared Camouflage
Inventor: KIM YOUNG DONG
IPC: B32B27/02
Filed: 2011-01-26
Abstract: PURPOSE: A fiber composition structure for thermal camouflage is provided to be applied to equipment having curvature and requiring mobile performance and be changed according to the kind of heat source. CONSTITUTION: A fiber composition structure(1) for thermal camouflage comprises a woven fabric inner layer(10), a knitting intermediate layer(20), and a woven fabric outer layer(30). The woven fabric inner layer is manufactured by using polymer fiber particle including metallic oxides. The knitting intermediate layer is laminated on the woven fabric inner layer. The woven fabric outer layer is laminated on the knitting intermediate layer and comprises a color coating layer. The metallic oxide particle is one group of groups composed of ATO(Antimony Tin Oxide), ITO(Indium Tin Oxide), and AZO(Al-doped Zinc Oxide). The contect quantity of metallic oxide is 1.5 to 4.0 wt.% in the polymer fiber.
Patent KR-20110015459-A (KR)
Title: A taillight combined floatboard for bike
Inventor: KIM JIN HO
IPC: B62J23/00
Filed: 2011-01-28
Abstract: PURPOSE: A float board combined rear lamp for a bike is provided to be conveniently used in a rainy weather. CONSTITUTION: A float board combined real lamp for a bike is mounted below a saddle and is withdrawn through a U-shaped withdrawing hole(7) when pulling a withdrawing bar(6). The rear lamp is fixed by a fixing bolt(13), and an adjustment bolt(5) fixes a float board(1). A connection unit(3) is withdrawn to a protrusion(8).
Patent KR-20120090306-A (KR)
Title: Scroll compressor
Inventor: PARK IL YOUNG
IPC: F04C29/00
Filed: 2011-02-07
Abstract: PURPOSE: A scroll compressor is provided to improve a compression ratio comparing to other scroll compressors with same volumes because compressed coolants are compressed again by passing through a compression path. CONSTITUTION: A scroll compressor comprises a front housing(110), a fixed scroll(141), a rotary scroll(146), and a rear housing(150). Compressing recesses(145,151) are formed on one side of the rear housing facing the fixed scroll. A compression path(160) is formed in between the compressing recesses. The compression path comprises a width gradually larger from an outlet(141'). Coolants are compressed in a compression chamber(S). The coolants are compressed again by moving along the compression path.
Patent KR-20120097735-A (KR)
Title: Method of detecting distribution of gas stream in blast furnace
Inventor: OH HAN SANG
IPC: C21B5/00
Filed: 2011-02-25
Abstract: PURPOSE: A method for detecting the distribution state of gas in a blast furnace is provided to process the amount of materials charged into a blast furnace and the variation of gas distribution according to the distribution pattern of the charged materials simply into indexes. CONSTITUTION: A method for detecting the distribution state of gas in a blast furnace(100) is as follows. Data on the temperature of the upper side of the blast furnace is acquired using AB(Above Burden) probes(11,12,13,14) each extended toward the center of the blast furnace from the upper wall of the blast furnace and having temperature sensors(15) arranged at regular intervals. CPG(Center Point of Gas Flow) indexes are calculated based on the temperature data. Changes in the center point of gas flow are monitored, thereby detecting the variation of gas distribution in the blast furnace.
Patent KR-20110102205-A (KR)
Inventor: TAGUCHI KOJI
IPC: G01R1/067
Filed: 2011-03-08
Abstract: 본 발명에 따라서, 정보 표시용 패널의 활성화 장치를, 정보 표시용 패널을 활성화하기 위한 활성화 전원과, 상기 정보 표시용 패널의 기판 전극부에의 도통 신호의 출력 및 입력을 담당하는 신호 입출력 장치와, 상기 기판 전극부에 통전하기 위한 복수개의 콘택트 프로브를 구비하는 프로브 통전부와, 상기 프로브 통전부와 상기 활성화 전원 또는 상기 신호 입출력 장치의 접속을 전환하기 위한 2기의 릴레이와, 상기 릴레이의 전환을 담당하는 제어 장치를 구비하는 구성으로 함으로써, 활성화 전극과 기판 전극의 접속을 안정화하여, 확실하게 정보 표시용 패널의 활성화를 행할 수 있다.
Patent KR-20120103047-A (KR)
Title: Infrared optical lens system
Inventor: KANG MI WON
IPC: G02B9/10
Filed: 2011-03-09
Abstract: PURPOSE: An infrared-optical lens system is provided to supply high performance and the easy correction of aberration and secure a sufficient space for installing a shutter. CONSTITUTION: An infrared-optical lens system includes a first lens(10) and a second lens(20) in order from an object side(O) to an image side(I). The first lens has negative refraction power. The first lens is a meniscus lens having a convex surface toward the image side. The second lens has positive refraction power. The second lens can be a bi-convex lens or a meniscus lens having a convex surface toward the image side or a meniscus lens having a convex surface toward the object side.
Patent KR-20120105100-A (KR)
Title: Cockle peeler
Inventor: YI DONG SEOK
IPC: A47G21/06
Filed: 2011-03-15
Abstract: PURPOSE: A device for opening cockles is provided to easily open more amount of cockles without damages of hands or nails. CONSTITUTION: A device for opening cockles comprises an upper plate(1), a lower plate(7), a rivet(3), a hinge(9), a coil spring fixing protrusion(8), a knurling groove(6), and a hole(5). Between the upper plate and the lower plate, the knurling groove is formed to prevent hand slip. the rivet and the hinge are combined to facilitate the combination of the upper plate and the lower plate by a leverage effect. A coil spring is in the coil spring fixing protrusion to back to original state after operation by pushing by a hand.
Patent KR-20120113467-A (KR)
Title: Leadframe and semiconductor package thereof and manufacture method thereof
Inventor: SON JIN YOUNG
IPC: H01L23/495
Filed: 2011-04-05
Abstract: PURPOSE: A lead frame, a semiconductor package using the same, and a manufacturing method thereof are provided to prevent oxidation due to heat in a wire bonding process by forming a roughness on a lead frame raw material layer. CONSTITUTION: A lead frame(100) includes a lead frame raw material layer(110) and a thin film plating layer(130). The lead frame raw material layer forms a body of the lead frame and includes Cu. A roughness is formed on the lead frame raw material layer. The thin film plating layer is formed on the entire or part of the lead frame raw material layer.
Patent KR-20120120786-A (KR)
Title: Mirror-like finishing apparatus
IPC: B24B55/02
Filed: 2011-04-25
Abstract: PURPOSE: A mirror-like finishing apparatus is provided to prevent the scratch on a workpiece by preventing the partial abrasion or the partial damage of a scrubber member due to corner portion of the edge of a workpiece. CONSTITUTION: A mirror-like finishing apparatus comprises a vacuum die(32), a rotation unit(37), a lifting unit(38), a moving body(43), a moving unit(39), and an auxiliary panel(50). The vacuum die fixes a workpiece(10) by using suction holes. The rotation member rotates a scrubber member(36). The lifting unit moves the scrubber member up and down. The rotation member and the lifting member are coupled into a single body on the moving body. The moving unit is coupled with the moving body and moves the scrubber member horizontally. The auxiliary panel comprises a hollow portion corresponding to the size of a workpiece and is fixed to a vacuum die.
Patent KR-20120121101-A (KR)
Title: Copolymer for organic antireflective layer, monomer and composition comprising the copolymer
IPC: C08F220/22
Filed: 2011-04-26
Abstract: PURPOSE: A copolymer for organic reflective membrane is comprises an antireflective layer because of improved reflectivity and to control hydrophilicity and hydrophobicity, and to have excellent compatibility with resist. CONSTITUTION: A copolymer for organic reflective membrane comprises a repeating unit in chemical formula 1. In chemical formula 1, R1 is hydrogen, a C1-10 alkyl group, and a heteroalkyl group. R2 is selected from CR'R'', NR', O and S, R3 is selected from alkyl group, heteroalkyl group, cycloalkyl group, heterocycloalkyl, R3 is selected from alkyl group, hetero alkyl group, cycloalkyl group, heterocycloalkyl group, aryl group, heteroaryl group, arylalkyl group, heteroalkyl group, vinylalkyl group, and heterovinyl alkyl group, m+n=1, 0.05< m/(m+n) <0.95, 0.05<n/(m+n)<0.95, and A is represented by chemical formula 2 or 3.
Patent KR-20120122424-A (KR)
Title: Electronic device, control method thereof and server communicating with electronic device
IPC: G01C21/34
Filed: 2011-04-29
Abstract: PURPOSE: An electronic device, a control method thereof and a server communicating with the electronic device are provided to enable a user to intuitively check traffic situations by displaying information from other terminals moving on a set route in a reverse direction. CONSTITUTION: A second terminal(30) requests the photographing of an opposite lane(S10). A server(20) searches a terminal of the opposite lane(S20). The server requests the photographing to a first terminal(10)(S30). The first terminal takes a photograph of a progress image of a first vehicle(S40). The first terminal determines the end of the vehicle line on the opposite lane(S50). The first terminal transmits the photographing result to the server(S60). The server analyzes and stores the photographing result(S70). [Reference numerals] (10) First terminal; (20) Server; (30) Second terminal; (S10) Requesting the photographing of the opposite lane; (S100) Providing incentive; (S20) Searching a terminal of the opposite lane; (S30) Requesting the photographing; (S40) Taking a picture by a camera; (S50) Determining the end of the vehicle line on the opposite lane; (S60) Transmitting the photographing result; (S70) Analyzing and storing the photographing result; (S80) Transmitting the analyzed result; (S90) Outputting the result
Patent KR-20120122721-A (KR)
Title: System for measuring bearing support
IPC: G01B21/32
Filed: 2011-04-29
Abstract: PURPOSE: A smart measuring system for measuring the movement of a bridge support is provided to simply measure the movement of a bridge support and to measure the movement with a sensor such that a quantitative measurement can be obtained. CONSTITUTION: A smart measuring system for measuring the movement of a bridge support comprises measurement equipment(100) and a mobile terminal(200). The measurement equipment comprises a movement measuring sensor(110), an A/D converter(120), a wireless module(130), and a battery(140). The movement measuring sensor measures the horizontal displacement of a bridge support. The A/D converter converts the horizontal displacement into a digital signal of measurement data, thereby saving the same in a memory(121). The wireless module responds to transmission signals, thereby transmitting the measurement data. The battery supplies power for the operation of the movement measuring sensor, A/D converter, and the wireless module. The mobile terminal transmits the transmission signals to the measurement equipment and collects the measurement data transmitted from the measurement equipment. [Reference numerals] (110) Movement measuring sensor; (120) A/D converter; (121) Memory; (130) Wireless module; (140) Battery; (200) Mobile terminal
Patent KR-20120124601-A (KR)
Title: Automotive Brake Systems
IPC: B60T1/06
Filed: 2011-05-04
Abstract: PURPOSE: A brake system for a vehicle is provided to reduce the volume of a brake and manufacturing costs by unifying a negative brake and a positive brake into a single brake system. CONSTITUTION: A brake system for a vehicle comprises a partition(102), a wheel axle, a negative brake(120), and a positive brake(160). The partition separates the inner space of a brake. The wheel axle is rotated with a tire. The negative brake is comprised to block the movement of a vehicle. The negative brake comprises a negative fluid passage(128), a negative disc(126), a negative piston(122), and a negative spring(124). The negative fluid passage is formed to discharge hydraulic pressure or pneumatic pressure. The negative piston and the negative disc are separated with each other.
Patent KR-20120129653-A (KR)
Title: 반도체 메모리 장치
IPC: G11C7/10
Filed: 2011-05-20
Abstract: 본 발명은 다수의 넷다이를 하나의 패키지로 구현할 수 있는 반도체 장치를 제공한다. 본 발명은 다수의 메모리 셀을 구비하는 제1 코어 넷다이; 및 적어도 하나 이상의 코어 넷다이의 데이터 억세스를 위한 신호를 입력받아 상기 제1 코어 넷다이로 전달하는 전달회로를 구비하는 주변영역용 넷다이를 구비하며, 상기 주변영역용 넷다이는 상기 제1 코어 넷다이의 데이터 엑세스를 위한 제어신호를 입력받아 전달하기 위한 제1 경로를 포함하는 제1 전달회로; 제2 코어 넷다이의 데이터 엑세스를 위한 제어신호를 입력받아 전달하기 위한 제2 경로를 포함하는 제2 전달회로; 경로선택 제어신호에 응답하여, 액세스 제어신호를 입력받아 상기 제1 전달회로 또는 상기 제2 전달회로로 전달하기 위한 제1 경로선택부; 및 상기 제1 전달회로 또는 상기 제2 전달회로에서 출력되는 제어신호를 제공받아, 상기 경로선택 제어신호에 응답하여, 상기 제1 코어 넷다이로 전달하기 위한 제2 경로선택부를 구비하는 반도체 메모리 장치를 제공한다.
Patent KR-20120137621-A (KR)
Inventor: KIM JEONG EON
IPC: G06Q10/00
Filed: 2011-05-30
Abstract: PURPOSE: A member joining managing method is provided to prevent personal information leakage of a user by supplying desired information through a mobile communication company server. CONSTITUTION: A login information input guide message is supplied to a portable terminal. It determines whether a user is a registered member(S125, S130). If the user inputs a portable terminal number and a password is released. The password is requested to a mobile communication company server(S150). It determines whether the user inputs the password(S160). [Reference numerals] (AA) Start; (BB) End; (CC) Transmitting an error message; (DD) End; (S100) Online connection?; (S110) Supporting information search; (S120) Requesting information by only registered member; (S125) Log-in information input guide; (S130) Registered member?; (S135) Providing information; (S140) Guiding to input mobile phone number with member ID; (S150) Issuing password, transmitting same to mobile communication company; (S160) Inputting password?; (S170) Same?; (S180) Completing member registration and receiving profile information; (S190) Supporting information search
Patent KR-20120002427-A (KR)
Title: Polyurethane elastomer fibers and processing agent and method therefor
Inventor: ARAKAWA YASUNOBU
IPC: D06M14/36
Filed: 2011-05-30
Abstract: PURPOSE: A treatment agent for polyurethane-based carbon fiber is provided to ensure smoothness, antistatic property and hot melt adhesion. CONSTITUTION: A treatment agent for polyurethane-based carbon fiber contains 80-99.99 mass% of dispersion medium and 0.01-20 mass% of dispersoid. The average particle size is 0.01-500um. The dispersion medium contains 70-100 mass% of mineral oil and 0-30 mass% of silicon oil and/or liquid ester oil. The viscosity of the dispersion medium at 25°C is 2x10^-6-1000×10^-6 m^2/s. The dipersoid is an urethane compound of chemical formula 1.
Patent KR-20120133003-A (KR)
Title: Mobile terminal and method for controlling thereof
IPC: G06F3/048
Filed: 2011-05-30
Abstract: PURPOSE: A mobile terminal and a control method thereof are provided to conveniently set up an additional function to an application through predetermined motion. CONSTITUTION: A touch screen displays a plurality of icons. A user selects a first icon by performing touch of a first pattern through the touch screen. A sensing unit senses the first motion. At least one function is designated to the motion. A control unit(180) sets up a function corresponding to the first motion to the first application. [Reference numerals] (110) Wireless communication unit; (111) Broadcast receiving module; (112) Mobile communication module; (113) Wireless internet module; (114) LAN module; (115) Location information module; (120) A/V input unit; (121) Camera; (122) Microphone; (130) User input unit; (150) Output unit; (151) Display unit; (152) Voice output module; (160) Memory; (170) Interface unit; (180) Control unit; (181) Multimedia module; (190) Power supplying unit
Patent KR-20120133343-A (KR)
Title: Method and apparatus for Robot Direct Teaching Using Admittance Conversion
IPC: B25J9/16
Filed: 2011-05-31
Abstract: PURPOSE: A system and method for directly teaching a robot using admittance conversion are provided to prevent damages to a workpiece, teaching handle as contact stability of the robot to the workpiece is improved. CONSTITUTION: A method for directly teaching a robot using admittance conversion comprises following steps. Admittance is converted, and the converted admittance is applied to the motions of a robot arm(10). A robot moves to a teaching spot, and the robot is taught with touching the teaching spot. [Reference numerals] (100) Admittance conversion sensor; (101) Analog input board2; (11) Robot(motor); (30) Force sensor; (40) Teaching handle; (50) Robot controller; (51) Analog input board; (52) Processing stage; (53) Motion board; (54) Motor driver; (55) Communication board; (70) Position input device; (AA) Worker; (BB) Hardware; (CC) Software; (DD) Force, Torque information extraction; (EE) Robot motion amount calculation; (FF) Inverse kinematics calculation; (GG) Direct kinematics calculation; (HH) Robot position storage
Patent KR-20120136860-A (KR)
Title: Hybrid brake for vehicle
Inventor: KIM IN SU
IPC: B60T13/12
Filed: 2011-06-10
Abstract: PURPOSE: A hybrid brake for a vehicle is provided to implement a combined braking system comprising a hydraulic brake activated by stepping on a pedal and an electronic brake activated by driver's intention. CONSTITUTION: A hybrid brake for a vehicle comprises an electronic brake(14) and a hydraulic brake(19). The electronic brake implements braking of the vehicle with the power of a motor(10) and the hydraulic pressure of a sub cylinder(13) using screws(11) and nuts(12). The hydraulic brake comprises a brake pedal(15) operated by driver's intention, a master cylinder(17) forming pressure according to a stepping force on the brake pedal, and a main solenoid valve(18) connected to the sub cylinder of the electronic brake through a hydraulic line(16a) and selectively switched on and off to control hydraulic pressure acing between the master cylinder and the sub cylinder.
Patent KR-20120136973-A (KR)
Title: System for adaptive game component saling system and method thereof
Inventor: PARK HO JOON
IPC: G06Q30/06
Filed: 2011-06-10
Abstract: PURPOSE: An adaptive game element selling system and a method thereof are provided to monitor a quantity and values which game elements are distributed and evaluated in a transaction market, respectively, thereby a service main agent sells the game elements as real values. CONSTITUTION: A monitoring module(120) monitor at least one of the amount of transaction or a market price of a game element in a specific game. A control module(110) determines at least one of the amount of transaction or the market price of the selling game element based on a monitored result. A sale module(130) sells a sale item capable of obtaining the game element to a user. [Reference numerals] (110) Control module; (120) Monitoring module; (130) Sales module; (140) Providing module
Patent KR-20130002867-A (KR)
Title: 가스 흡배기 장치
Inventor: HAN KYUNG JEON
IPC: B29C45/34
Filed: 2011-06-29
Abstract: 본 발명은 금형 내의 사출물 형성공간에 존재하는 가스를 흡배기하는 장치로서, 상기 사출물 형성공간과 연결되는 흡입관; 상기 흡입관이 연결되는 흡입구가 구비되고, 내부에 메인공간부를 갖는 챔버; 상기 메인공간부의 내주면과 접촉하여 슬라이딩 가능하게 배치되고, 상기 메인공간부를 상기 가스가 수용되는 제1 공간부와, 공기가 수용되는 제2 공간부로 구획하는 분할판; 상기 분할판에 연결되며, 상기 챔버의 외측으로 돌출연장되는 로드; 상기 로드와 연결되어 상기 로드를 왕복이동시키는 작동부재;를 포함하여서, 상기 로드의 일단부가 상기 챔버로부터 이격되는 방향으로 이동하여 상기 분할판이 후퇴할 때 상기 사출물 형성공간 내의 가스가 흡입되고, 상기 분할판이 전진시 상기 가스가 외부로 배출되도록 된 것을 특징으로 한다.
Patent KR-20130004618-A (KR)
Title: Penn looks multisyuro be cleared
Inventor: LEE HAK CHAN
IPC: B43K8/00
Filed: 2011-07-02
Abstract: PURPOSE: A pen is provided to form a letter which can be visible only after being erased by a wet tissue by forming two water-based ink portions on both sides of an oil-based ink portion of the pen. CONSTITUTION: A pen(200) comprises two water-based ink portions(100) and one oil-based ink portion(101). The oil-based ink portion is placed between the two water-based ink portions. When writing letters by the pen. The letters are invisible. After erasing the letters by water or a wet tissue, the letters can be visible by remaining only the oil-based ink part. [Reference numerals] (AA) Expansion; (BB) Water-based part; (CC) Oil-based part
Patent KR-20120004940-A (KR)
Title: 라인 포커스를 생성하는 광학 시스템, 및 그러한 광학 시스템을 포함한 기판을 처리하는 장치
Inventor: MUENZ HOLGER
IPC: G02B27/09
Filed: 2011-07-06
Abstract: 전파 방향(z)을 따라 전파하는 광 빔(62)으로부터 이미지 평면(B)에 라인 포커스(F)를 생성하는 광학 시스템(60)으로서, 전파 방향(z)에 수직인 제 1 차원(x)에서 광 빔(62)을 확장하는 빔 확장 광학 유닛(64)과, 전파 방향(z)에 수직이고 제 1 차원(x)에 수직인 제 2 차원(y)에서 광 빔(62)을 라인 포커스(F)의 형태로 이미지 평면(B)에 집속하는 포커싱 광학 유닛(66)을 포함하는 광학 시스템(60)에 대한 것이다. 제 1 차원(x)에서의 라인 포커스(F)는, 제 2 차원(y)에서의 라인 포커스(F)의 치수(dimensioning)(W)보다 배수만큼 더 큰 치수(L)를 갖는다. 광학 시스템은, 라인 포커스(F)의 프로파일을 연속해서 정정하는 포커스 매니퓰레이터(manipulator)(72)로서, 제 1 및 적어도 하나의 제 2 광학 요소(74, 76)를 가지며, 제 1 광학 요소(74)는 제 1 비구면(78)을 갖고, 제 2 광학 요소(76)는 제 2 비구면(80)을 가지며, 제 1 광학 요소(74) 및 제 2 광학 요소(76)는 라인 포커스(F)의 프로파일을 연속해서 정정할 목적으로 서로에 대해 위치 조정 가능한, 포커스 매니퓰레이터(72)를 갖는다.
Patent KR-20130008395-A (KR)
Title: Electrochemical biosensor for analyzing organophosphorus compounds and analytic method of organophosphorus compounds using it
Inventor: YOON HYUN CHUL
IPC: G01N27/416
Filed: 2011-07-12
Abstract: PURPOSE: An electrochemical biosensor for detecting an organic phosphoric acid group compound and a method for a quantitative analysis of the organic phosphoric acid group compound using the same are provided to detect the organic phosphoric acid group compound of 0.55ppm level without an external reaction by only a single element. CONSTITUTION: An electrochemical biosensor for detecting an organic phosphoric acid group compound comprises a lower substrate(100), an upper substrate(200), and a magnet unit. The lower substrate comprises a fixing electrode in which a gold thin film is patterned. The upper substrate comprises a sample inlet and a channel providing a moving passage where a sample can be in contact with the fixing electrode. The magnet unit comprises a magnet fixing magnetic particles.
Patent KR-20130008716-A (KR)
Title: Apparatus for dispensing steam in lining process for reparing pipeline under ground
Inventor: JANG CHUN GI
IPC: F16L55/07
Filed: 2011-07-13
Abstract: PURPOSE: A steam injection device with a pipeline repair lining method is provided to be easily repaired as a resin impregnated in a tube material is not fused by injecting the enough amount of steam. CONSTITUTION: A steam injection device with a pipeline repair lining method comprises an injection unit(310), a cable(370), and a steam injecting hole forming member(380). The injection unit is placed on the outer side of a tube material(T) inserted into a large-diameter pipeline. The cable is connected to the injection unit, and wraps the outer side of the tube materials so that the injection unit is placed on the outer side of the tube material. The steam injecting hole forming member forms a steam injection hole on the tube material to supply steam to the tube material through the injection unit.
Patent KR-20130009392-A (KR)
Title: Operation method of controller and a memory system having the controller
Inventor: KIM YONG JUNE
IPC: G06F12/00
Filed: 2011-07-15
Abstract: PURPOSE: A memory system including an operation method of a controller and the controller is provided to form a seed table including a plurality of seeds which performs randomization of a row direction and a column direction in non-volatile memory cells. CONSTITUTION: A pseudo noise(PN) sequence provided from a pseudo noise sequence generator is stored in an i-th area in a seed table(S21). The PN sequence is shifted to an (i+1)th area(S22). The seed table including one or more seed units is formed(S23). The seed table includes a plurality of row areas and a plurality of column areas.
Patent KR-20130010378-A (KR)
Title: Display device
Inventor: HYUN SOON YOUNG
IPC: G02B5/23
Filed: 2011-07-18
Abstract: PURPOSE: A display device is provided to effectively lower the temperature of a wavelength conversion member by using an inclined surface and to reduce the degradation of wavelength conversion particles due to temperature rise. CONSTITUTION: A display device includes a light source(300), a wavelength conversion member and a display panel(30). The wavelength conversion member is adjacent to the light source. The display panel receives the light coming from the wavelength conversion member. The wavelength conversion member includes inclined surfaces(402,403). The inclined surface is inclined to the optical axis of the light source.