baber/WOPTO huggingface dataset:
Patent KR-20130067254-A (KR)
Inventor: KAWAME NOBUYUKI
IPC: B21D37/10
Filed: 2011-03-24
Abstract: 본 발명은 고강도 및 고정밀도인 결합을 행할 수 있는 금속 부재 결합 구조 및 금속 부재 결합 장치를 제공한다. 
제1 금속 부재(11)의 링 형상 부분(14)에 제2 금속 부재(12)의 축 형상 부분(17)을 끼워 맞추고, 제1 금속 부재(11)의 링 형상 부분(14)의 외주부에 구속 링(33)을 배치하고, 링 형상 부분(14)을 압박해서 소성 변형시킴으로써, 링 형상 부분(14)을 축 형상 부분(17)의 결합 홈(16)으로 유입시켜서, 기계적 맞물림에 의해 제1 금속 부재(11)와 제2 금속 부재(12)를 결합했다.
Patent KR-20130069606-A (KR)
Inventor: ANDRE JEAN LUC
IPC: B60L5/42
Filed: 2011-03-29
Abstract: 상부 측변 집전구조(8)가 육상 수송수단(1), 특히, 도시 대중교통 차량에 장착되어, 이 수송수단의 상부에 전기를 공급할 목적으로 그 운행 경로를 따라 위치하는 고정된 접촉 슬리퍼(슈)(16)와 협동한다.  이 구조는, 수송수단의 상부 측변에서 길이 방향으로 배치되며 접촉 슬리퍼와 접촉하는 접촉 영역(15)을 포함하는 도전 트랙(14); 이 도전 트랙을 수송수단의 전기 회로에 연결시키는 전기 접속 수단; 도전 트랙의 아래에 위치하는 절연 지지부(24); 상기 집전구조를 수송수단에 기계적으로 연결하는 수단; 그리고 상기 접촉 슬리퍼로부터의 충격을 완화시키고 도전트랙과 접촉 슬리퍼 사이의 만족스런 접촉을 보장하기 위한 완충 장치를 포함한다.  본 발명은 전기 동력 대중교통 차량의 생산자에게 유익하다.
Patent KR-20130100232-A (KR)
Inventor: TAO YI
IPC: G02B26/00
Filed: 2011-04-01
Abstract: 본 발명은 기계층들(14) 및 그 형성 방법들을 제공한다.  일 양태에서, 전기 기계 시스템 디바이스는 기판(20) 및 작동 위치와 완화 위치를 갖는 기계층(14)을 포함한다.  기계층은 붕괴 가능한 갭(19)을 정의하도록 기판으로부터 이격된다.  갭은 기계층이 작동 위치에 있을 때 붕괴되는 조건에 있고, 기계층이 완화 위치에 있을 때 붕괴되지 않는 조건에 있다.  기계층은 반사층(121), 도전성 층(123) 및 지지층(122)을 포함한다.  지지층은 반사층과 도전성 층 사이에 위치하고, 기계층을 지지하도록 구성된다.
Patent KR-20130114583-A (KR)
Inventor: KANG JIN HO
IPC: G21F3/02
Filed: 2011-05-09
Abstract: 항공우주, 방어 시설, 의학 및 발전소를 포함한 다양한 분야에서의 승무원과 장비를 보호하기 위하여 효과적인 방사선 차폐이 요구된다. 가벼운 원소 그리고, 특히 수소는 은하우주선, 태양 에너지 입자 및 고속 중성자를 포함하는 고-에너지 입자에 대한 차폐에서 가장 효과적이다. 그러나 순수한 수소는 매우 가연성이 높고, 좁은 중성자 흡수 단면적을 가지며, 구성요소로 제조될 수 없다. 가벼운 원소, 즉, 붕소, 질소, 탄소 및 수소를 함유할 뿐만 아니라 매트릭스 내에서 분산된 붕소 나노-입자, 질화붕소 나노튜브(BNNT) 및 질화붕소 나노-소평판 나노합성물을 함유하는 나노합성물은 다양한 기능적 형태로 효과적인 방사선 차폐 물질을 제공한다. 붕소와 질소는 넓은 중성자 흡수 단면적과 넓은 흡수 스펙트럼을 가진다. 붕소 함유 나노물질과 질소 함유 나노물질을 수소 함유 매트릭스 내로 포함시키는 것은 파편과 유해한 이차입자의 생성 없이 중성자 및  모든 에너지의 넓은 범위의 방사선 종에 대해 효과적으로 차폐할 수 있는 합성물을 제공한다.
Patent KR-20130038279-A (KR)
Inventor: OKITSU MASAYUKI
IPC: G05D16/16
Filed: 2011-06-15
Abstract: 감압장치(10)를 구성하는 바디(12)에는, 압력유체가 공급되는 1차측 포트(20)와, 감압되는 압력유체가 배출되는 2차측 포트(22)를 구비하며, 상기 2차측 포트(22)와 파일럿 밸브(93)에 대면하는 제3 다이어프램 챔버(90)를 연통하는 피드백 통로(64)가 형성된다. 그리고, 2차측 포트(22)로 흐르는 압력 유체는, 피드백 통로(64)를 통하여 제3 다이어프램 챔버(90)로 도입되며, 제3 다이어프램(78)을 제2 스프링(82)의 탄성 반발력에 저항하여 밀어 올려져 균형을 시킨다.
Patent KR-20130119330-A (KR)
Inventor: KATO DAISEN
IPC: G02F1/1679
Filed: 2011-05-09
Abstract: 전기 영동 잉크를 사용하는 경우라도, 구조체의 상면과 대향 전극 기판의 접착력 저하를 억제하고, 전기 영동 표시장치의 구조적 내구성이나 표시내구성을 향상시키는 것이다. 제1 전극 기판상에 절연성의 구조체로 구성된 복수의 셀을 형성하는 공정과, 표면에 열가소성 접착제층이 형성된 필름 기재를 구조체의 상면에 접촉시킨 상태에서 가열하여, 접착층을 연화시킨 상태에서 떼어냄으로써 접착제층을 구조체 정면에 전사하는 공정과, 셀에 전기 영동 잉크를 충전하는 공정과, 접착제층 전사 공정보다도 낮은 온도에서 가열하면서 구조체의 상면과 제2 전극 기판을 접착시키는 공정을 마련한다.
Patent KR-20130090798-A (KR)
Inventor: YOKOGI MASASHI
IPC: C08L69/00
Filed: 2011-07-06
Abstract: 본 발명은 우수한 투명성 및 강도를 겸비하여 건축 재료 분야, 전기·전자 분야, 자동차 분야, 광학 부품 분야 등에 있어서 바람직하게 사용할 수 있는 폴리카보네이트 수지 조성물 및 폴리카보네이트 수지 성형품을 제공하는 것을 목적으로 한다.     본 발명은 구조의 일부에 하기 일반식 (1) 로 나타내는 부위를 갖는 디하이드록시 화합물에서 유래하는 구조 단위를 함유하며, 유리 전이 온도가 145 ℃ 미만인 폴리카보네이트 수지와, 충격 강도 개질제를 함유하는 폴리카보네이트 수지 조성물, 이것을 성형하여 이루어지는 폴리카보네이트 수지 성형품에 관한 것이다.  폴리카보네이트 수지 조성물은 그 폴리카보네이트 수지 조성물로 성형된 두께 3 ㎜ 인 성형체의 전체 광선 투과율이 60 ％ 이상이다. 
[화학식 1]
Patent KR-20140090862-A (KR)
Inventor: KWON HYEONG AHN
IPC: G06Q40/02
Filed: 2013-01-10
Abstract: A financial service system and a method thereof are provided. In here, the financial service system comprises a retail teller machine for transmitting a financial service request which is selected by a user, printing or outputting a voucher which has an approval history of the financial service; a brokerage payment processing device which has the approval history obtained by reading the voucher and transmits a brokerage payment approval request to pay cash to a user who has the voucher according to the approval history; and a financial institute server for determining approval of the financial service by receiving the financial service request from the retail teller machine which is connected through a network, transmitting an approval notification including the approval history to the retail teller machine when the approval is determined, determining whether to perform a brokerage payment approval when the brokerage approval payment request is received from the brokerage payment processing device which is connected through the network, and then, transmitting an approval notification or a disapproval notification to the brokerage payment processing device.
Patent KR-20140091230-A (KR)
Inventor: PARK CHANG SOO
IPC: B25J9/10
Filed: 2013-01-11
Abstract: The present invention relates to an apparatus and a method for measuring a position, which measures the position of an object using the intensity of optical signals emitted from light emitting diodes (LED). According to a desirable embodiment of the present invention, the apparatus for measuring a position is to measure the position of an object using optical signals which are emitted from at least three LEDs respectively with a unique time slot or code of each of the LEDs. The apparatus for measuring a position comprises: a storing unit which stores information on the positions of LEDs, and information on a unique time slot or code of each of the LEDs; a receiving unit which receives optical signals emitted from the LEDs including the information on the unique time slot or code; an intensity measuring unit which measures the intensity of the optical signals received by the receiving unit, by LED; and a position measuring unit which measures the position of an object using the position information of the LEDs stored in the storing unit and the measured intensity of the optical signals.
Patent KR-20130091672-A (KR)
Title: Substrate processing apparatus, substrate processing method and computer-readable recording medium
Inventor: MATSUYAMA KENICHIROU
IPC: H01L21/027
Filed: 2013-01-17
Abstract: PURPOSE: A circuit board processing device, a circuit board processing method, and a recording medium thereof are provided to prevent the reduction of throughput by increasing the number of control operations in a module. CONSTITUTION: A plurality of unit blocks comprises a first returning device, a second returning device, and a control unit (100). A module group is syntagmatically processed. The first returning device successively returns circuit boards from an upper module to a lower module. The second returning device successively distributes the inserted circuit boards from the upper module. The control unit controls a batch process in the plurality of the unit blocks. [Reference numerals] (100) Control part
Patent KR-20140099005-A (KR)
Inventor: KIM KYOUNG TAE
IPC: H04W8/24
Filed: 2013-02-01
Abstract: A detachable dual mobile terminal includes a pair of mobile terminals which include display units on the front side thereof and input units; a combination unit which is formed on at least one side of the mobile terminal and attaches or detaches the mobile terminals; an attachment and detachment sensor which senses the attachment and detachment of the mobile terminals; an NFC module which receives and transmits data between the mobile terminals; and a control unit which activates the mobile terminals if an unlocking password is inputted through the input unit when the mobile terminals are locked. Various unlocking methods are provided by unlocking by connection between the detachable dual mobile terminals.
Patent KR-20130018362-A (KR)
Title: Design method of retaining wall with block construction and block strength measurement system
Inventor: YANG IN HWAN
IPC: E02D29/02
Filed: 2013-02-07
Abstract: PURPOSE: A design method of retaining wall with block construction and block strength measurement system are provided to reliably design the safety grade of the conduction of a retaining wall. CONSTITUTION: A design method of retaining wall with block construction vertically places two blocks with shear keys on the boundary of each block and places gaps between blocks to enable the blocks to downwardly slip. The design method of retaining wall with block construction simulates a lateral earth pressure by vertically pressing blocks and simulates the load of blocks by horizontally pressing the blocks to measure the shear strength between the blocks which composes a retaining wall. [Reference numerals] (AA) Setback; (BB) Cover H_u; (CC) Hinge height H_h; (DD) Weight at the outside of the rear edge of a base block; (EE) M_B ≤ M_A (hinge height); (FF) Weight exerted on the base block; (GG) Including all blocks located on the rear edge(contact point Z) of the base block
Patent KR-20140103362-A (KR)
Title: Seller agency internet system for professional global seller and company
Inventor: JOUNG SO HYUN
IPC: G06Q30/06
Filed: 2013-02-15
Abstract: The present invention relates to an internet system for connecting multiple sellers in a global online open market such as eBay and company members who want to export products to foreign countries through a global online open market sales system. In other words, the present invention relates to a sale agency system capable of realizing a business manner of providing sellers with product information of companies to be selected and transmitting sold products to the companies to be shared with a sale agency so that the sellers can promptly deliver the actual product to a client whenever or wherever the sales are taking place regardless of the time or a place even if the sellers do not keep stocks.
Patent KR-20140103704-A (KR)
Inventor: JUNG JIN MAN
IPC: H01G4/12
Filed: 2013-02-19
Abstract: The present invention relates to a pressing device for a ceramic laminate. A pressing device for a ceramic laminate according to one embodiment of the present invention includes a pressing plate which is arranged on one surface of a ceramic laminate; and a vacuum packing member which packs the pressing plate and the ceramic laminate. According to one embodiment of the present invention, the pressing plate includes an air concentration hole.
Patent KR-20130096657-A (KR)
Title: Damping device of opening and closing door
Inventor: IKEDA SHOHEI
IPC: E05F1/16
Filed: 2013-02-19
Abstract: PURPOSE: A buffer device for an openable door is provided to reduce vibration due to the capture motion of a capture member and a non-capture member and reduce coupling and uncoupling noise. CONSTITUTION: A buffer device for an openable door comprises a closing side non-capture member, an opening side non-capture member, and a capture lead-in device (20). The closing and opening side non-capture members are separately arranged in the front and rear sides of a guiderail. The capture lead-in device drives the upper part of the guide rail in a front and rear direction. The capture lead-in device comprises a first catch part (100), a second catch part (150), and a lead-in part (200). The first catch part captures the protrusion of the closing side non-capture member. The second catch part captures the opening side non-capture member. The lead-in part leads in the catch parts to the central side along the front and rear direction of the guiderail. [Reference numerals] (AA) Front side; (BB) Rear side
Patent KR-20140104213-A (KR)
Inventor: HONG YOUNG JIN
IPC: H01M10/052
Filed: 2013-02-20
Abstract: The present invention relates to a lithium secondary battery, a method for preparing the same, and a secondary battery comprising the same. A cathode active material according to an embodiment of the present invention comprises a core including over-lithic lithium complex oxide and a conductive cover part including antimony metal oxide formed on the surface of the core. The conductive cover part includes pores communicating with the core of the cathode active material from the surface of the cathode active material.
Patent KR-20130105463-A (KR)
Title: Gas generating agent of dried food making impression of water boiling
Inventor: CHOI WOO YOUNG
IPC: A23L7/113
Filed: 2013-03-12
Abstract: PURPOSE: A bubble generator for instant food is provided to give boiling effects in visual, auditory and tactile ways right after pouring hot water into a container or after certain time is passed. CONSTITUTION: A foaming part (11) comprises foaming material which generates bubbles when touching with water. An external skin part (12) coats whole or a part of a foaming part surface or embeds the foaming part. A foaming material generates one of O2, CO2 and N2 bubbles when touching with water. The foaming material comprises one or more potassium hydrogen carbonate or sodium hydrogen carbonate. The foaming material additionally includes citric acid. A weight ratio of potassium hydrogen carbonate, sodium hydrogen carbonate and a mixture thereof to citric acid is 1:0.8-1.2. A soluble material comprises one or more of gelatin, sugar, and starch.
Patent KR-20140113136-A (KR)
Inventor: KIM HYE RAN
IPC: C12Q1/04
Filed: 2013-03-15
Abstract: The present invention relates to a composition for selecting Korean native Gotgam chamoe (dried persimmon melon) variety from cultivar oriental melon variety containing a material which measures one or more gene expression levels selected from a group consisting of a CmDAHPS gene, a CmDHQS gene, a CmEPSPS gene, a CmCS gene, a CmAS gene, a CmIGPS gene, and a CmTS gene. In addition, the present invention relates to a kit and a method for the composition mentioned above. The method for selecting Korean native Gotgam chamoe variety not only can develop and produce novel oriental melon varieties but also can be usefully used as a biomarker to protect native Gotgam chamoe variety as valuable genetic resources.
Patent KR-20140115701-A (KR)
Inventor: IM U CHEOL
IPC: B05B1/18
Filed: 2013-03-22
Abstract: The present invention relates to a water-saving shower device. A purpose of the present invention is to save water by which wanted solution is come out and water is cut when dispenser of shampoo, rinse or body wash is pressed while a shower device is used as a pump type dispenser is attached to a handle of the shower device (faucet) part.
Patent KR-20140117157-A (KR)
Inventor: PARK JONG WOONG
IPC: G09G3/30
Filed: 2013-03-26
Abstract: The present invention is to provide an image control technology that enables low power consumption, in which color information of an image is saved, while degradation of picture quality is minimized, and text readability is improved. An image control display device, according to the present invention, includes an image controller which measures at least one of luminance values and chroma values of pixels of an input image, detects an edge using the at least one of luminance and chroma values, and inverts color information of the input image into inverted image data. The image controller is further configured to generate output image data comprising an inverted region and an exception region, wherein the inverted region displays the inverted image data and the exception region displays uninverted input image data. The display device additionally includes a data driver which receives the output image data and applies a plurality of data voltages corresponding to the output image data, to a display panel.
Patent KR-20140120076-A (KR)
Inventor: CHOI JI HYUN
IPC: G06Q50/30
Filed: 2013-04-02
Abstract: The present invention relates to a method for providing annotation information in a message service and, more particularly, to a method for providing annotation information in a message service, and an apparatus and a system for the same, capable of providing annotation information regarding particular words included in a transmitted and received message when a preset user input is sensed in a chat window screen of a messenger program. To this end, a terminal according to an embodiment of the present invention comprises: a display unit displaying information generated while the messenger program configured to transmit and receive an instant message to and from at least one counterpart terminal is being executed; and a control unit controlling the display unit to display the annotation information corresponding to one or more words in the message transmitted and received through the chat window screen when a user input corresponding to a pre-set condition is sensed in the chat window screen in which a message can be transmitted and received to and from the at least one counterpart terminal through the messenger program.
Patent KR-20140121136-A (KR)
Inventor: HWANG HO DONG
IPC: C02F1/68
Filed: 2013-04-05
Abstract: The present invention relates to a method for manufacturing bacteria mineral water using leachate. More specifically, the present invention converts leachate generated in livestock manure into mineral water useful for growth of plants through mineral effects of natural mineral and microorganism treatment effects of humus soils. According to the present invention, considerable expenses can be reduced because biochemical drugs are not used to treat the leachate.
Patent KR-20130114010-A (KR)
Title: 계영다반
Inventor: KANG HYUN SIK
IPC: A47G23/06
Filed: 2013-04-08
Abstract: 본 발명은 계영다반에 관한 것으로서, 찻주전자가 안착되는 안착부가 마련되며, 찻주전자에 열을 공급하기 위한 온수가 수용될 수 있도록 축열공간이 형성된 용기와, 축열공간 내에 수용된 온수의 수위가 기설정된 수위를 넘을 경우, 온수를 상기 용기의 외부로 배출시키는 메인배출부를 구비한다.  
본 발명에 따른 계영다반은 주전자를 흘러내린 온수가 수용될 수 있도록 축열공간이 마련되어 있으므로 주전자를 통과한 온수의 열을 재사용하므로 온수의 사용량을 절약할 수 있으며,  상기 온수가 기설정된 수위를 넘을 경우, 본체 외부로 배출시키는 배출수단이 마련되어 있으므로 수용된 온수를 비워야하는 번거로움이 발생되는 않는 장점이 있다.
Patent KR-20140123282-A (KR)
Title: Cement and chemical grouting pressure and flow concurrent-control system with grouting method and recording equipment
Inventor: KIM DAE YOUNG
IPC: E02D3/12
Filed: 2013-04-12
Abstract: The present invention relates to a grouting apparatus for the control of a pressure and a flow rate, a grouting method, a grouting system having the grouting apparatus, and a recording medium thereof. More specifically, the present invention relates to a grouting apparatus for the simultaneous control of the pressures and the flow rates of cement and a grouting material, wherein the grouting apparatus having a grout tank housing grout and having a cement tank housing cement milk, comprises: a grout pump to pump the grout housed in the grout tank to a grout supply pipe, and to pump the cement milk housed in the cement tank to a cement supply pipe; a cement bypass pipe installed on one side of the cement supply pipe, and used to bypass the part of the cement milk flowing into the cement supply pipe to the cement tank; a cement valve installed on one side of the cement supply pipe, and controlling the amount of the cement milk flowing into the cement bypass pipe; a grout bypass pipe installed on the grout supply pipe, and used to bypass the part of the grout flowing into the grout supply pipe to the grout tank; and a grout valve installed on one side of the grout supply pipe, controlling the amount of the grout flowing into the grout bypass pipe, and operated along with the cement valve by being linked with the cement valve.
Patent KR-20130047719-A (KR)
Title: Sealing structure of walled steel pipe pile and sealing method thereof
Inventor: LEE KI HWAN
IPC: E02D5/28
Filed: 2013-04-18
Abstract: PURPOSE: A sealing structure of a wall steel pipe pile joint and a sealing method thereof are provided to enhance the waterproof performance and the recovery rate by improving the wall steel pipe joint structure of a sealing structure. CONSTITUTION: A sealing structure(300) comprises a first connector(210), a second connector(230), a sealing cover(270), and a grout material(250). A sealing structure of a wall steel pipe pile joint and a sealing method thereof comprises the following steps: installing the first and second connectors on the side of the first and second steel pipes(110,130) and indenting the first and second steel pipes to the ground; arranging a sealing cover in a hollow between the first and second steel pipes and injecting the grout material into a sealing cover casing; and injecting the grout material through an opening with high pressure and sealing in between the first and second connectors by expanding the sealing cover.
Patent KR-20140126557-A (KR)
Inventor: SONG YEONG GUK
IPC: B29D30/08
Filed: 2013-04-23
Abstract: The present invention relates to a vent apparatus of a tire vulcanizing mold, which is capable of improving the reliability of a product by easily assembling an operating rod to the inside of a plug body without damage, and by allowing the assembled operating rod to smoothly operate inside the plug body. The vent apparatus of a tire vulcanizing mold includes: a plug body (210) provided with a short edge (213) formed between an upper small through hole (211) and a lower large through hole (212); an operating rod (220) fitted to the small through hole (211) to be vertically movable, and provided with a lower holding portion (223) elastically fitted to the short edge (213) through an upper head portion (221) and a cut portion (222) to be hung on the short edge; a spring (230) built in the large through hole (212) to elastically support the operating rod (220); and a spring support (240) mounted in the large through hole (212), and provided with a discharge hole (241).
Patent KR-20140131808-A (KR)
Inventor: KIM YUN TAE
IPC: G06T17/10
Filed: 2013-05-06
Abstract: An ultrasonic imaging apparatus may include: an ultrasonic probe transmitting ultrasonic signals to a target object and receiving echo signals reflected from the target object; a volume data generation part generating plural volume data corresponding to the plural echo signals received according as the probe transmits the ultrasonic signals plural times before an external impulse is applied to the target object or while the external impulse is being applied to the target object; a resilient data generation part generating resilient data from a displacement of the plural volume data; a controller controlling a volume rendering parameter based on the resilient data; and an image processing part performing the volume rendering based on the controlled parameter and generating the rendered image. The ultrasonic imaging apparatus and a control method thereof can output a multidimensional ultrasonic image where a portion under test is divided into lesion area tissue and non-lesion area tissue, thereby acquiring information on the inside of the portion under test as well as information on a surface of the portion under test.
Patent KR-20140133655-A (KR)
Inventor: KIM SUNG JUN
IPC: H04L27/26
Filed: 2013-05-09
Abstract: 무선 자원을 다중화하여 전송하는 다중화 장치 및 방법이 개시된다. 집중국과 적어도 하나의 무선 처리부(Radio unit)가 광선로(Optical Interface)로 연결된 이동 통신 시스템에 있어서, 집중국으로부터 수신한 무선 자원을 해독하여 복수의 무선 병렬 신호를 추출하고, 추출된 복수의 무선 병렬 신호에 오버헤드 정보를 부가하여 다중화 프레임을 생성하는 신호 다중화부 및 신호 다중화부에서 수신한 다중화 프레임을 무선 자원으로 복원하는 신호 역다중화부를 포함한다. 따라서, 이동 통신 기지국의 구축 비용을 절감할 수 있으며 효율적으로 무선 데이터를 관리할 수 있다.
Patent KR-20140135364-A (KR)
Inventor: KIM BYUNG KI
IPC: G01B9/02
Filed: 2013-05-16
Abstract: The present invention relates to an optical diffraction grating and a distance sensor using the same. The optical diffraction grating and the distance sensor using the same of the present invention is the distance sensor which measures the distance between an object to be measured using interference of light. The present invention comprises: a first light penetration unit; a second light penetration unit to generate a phase difference between light, which penetrates the first light penetration unit, and light, which penetrates inside the second light penetration unit, by having different thickness from the first light penetration unit and by connecting to a side of the first light penetration unit; and a grating unit arranged on one surface of the second light penetration unit and the first light penetration unit respectively by being separated into plural and to generate the interference of the light by separating a light path, which penetrates light between the separated spaces, and a light path, which reflects the light from the boundary surface of the first light penetration unit or the boundary surface of the second light penetration unit. Therefore, provided are the optical diffraction grating capable of improving the accuracy and miniaturization by measuring the distance by merging light processed with different phases and penetrating the optical diffraction grating, and the distance sensor using the same.