baber/WOPTO huggingface dataset:
Patent KR-20120043281-A (KR)
Title: 펄스 도플러 레이더를 이용하여 이동 물체의 거리 및 속도를 측정하기 위한 장치 및 방법
Inventor: KIM SANG DONG
IPC: G01S13/53
Filed: 2010-10-26
Abstract: 펄스 도플러 레이더를 이용하여 이동 물체의 거리 및 속도를 측정하기 위한 장치 및 방법이 제공된다. 본 발명에 의한 장치는, 거리 추출용 펄스 및 속도 추출용 펄스를 물체를 향하여 송신하고 물체에서 반사된 거리 추출용 펄스 및 속도 추출용 펄스를 수신하는 레이더 송수신부, 거리 추출용 펄스가 수신되면 활성화되어, 클러터(clutter)로부터 반사된 신호 및 이동 물체로부터 반사된 신호를 판별하여 이동 물체와 상응하는 거리 셀로부터 이동 물체의 거리를 검출하는 거리 검출부, 속도 추출용 펄스가 수신되면 활성화되어, 이동 물체에 상응하는 거리 셀을 각 펄스 반복 간격(pulse repetition interval, PRI)마다 저장한 결과를 행 방향으로 주파수 변환하여 이동 물체의 속도를 검출하는 속도 검출부, 및 수신되는 펄스의 종류에 따라서 거리 검출부 및 속도 검출부를 선택적으로 활성화시키는 스위치를 포함한다. 본 발명은 이동 물체에 관련된 셀들만 이용해서 타겟의 속도를 추출한다. 본 발명의 검출 성능은 93.5%이고, 본 발명은 종래 기술에 비하여 66.2%만큼 하드웨어 복잡도를 줄일 수 있다.
Patent KR-20120044052-A (KR)
Inventor: KIM DOO HYUN
IPC: G01B11/00
Filed: 2010-10-27
Abstract: 본 발명은 복수개의 카메라를 이용한 거리측정 시스템 및 그 방법에 관한 것으로서, 복수개의 카메라를 통해 취득한 이미지를 정합함으로써 무인 비행체와 목표물까지의 거리를 측정할 수 있는 복수개의 카메라를 이용한 거리측정 시스템 및 그 방법을 제공함에 목적이 있다.  
이러한 목적을 달성하기 위한 본 발명은, 무인 비행체의 특정 위치에 설치되는 복수개의 카메라 장치로서, 목표물에 대한 이미지를 각각 취득하는 카메라 장치; 및 상기 카메라 장치를 통해 취득한 이미지를 정합하여, 상기 무인 비행체와 목표물까지의 거리를 측정하는 이미지 처리장치; 를 포함하는 것을 특징으로 한다.
Patent KR-20120044403-A (KR)
Title: Method for offering invitation information using the smartphone
Inventor: YU TAE JUN
IPC: G06Q50/00
Filed: 2010-10-28
Abstract: PURPOSE: An invitation information providing method using a smart phone is provided to enable a smart phone to display an event location by storing invitation information by receiving the invitation information. CONSTITUTION: When invitation identification information is received from a user, a smart phone receives the invitation information corresponding to the invitation identification information by enabling the smart phone to connect to a server including the invitation information(S212). The smart phone registers the event data of the received invitation information in a schedule(S213). The smart phone displays the event location of the received invitation information on a map(S216). After the smart phone establishes a current location as departure, the smart phone displays routes by establishing the event location of the received invitation identification information as a destination(S218).
Patent KR-20120045262-A (KR)
Title: Cabinet having storage part moving up and down
Inventor: GIM JEONG HO
IPC: A47B51/00
Filed: 2010-10-29
Abstract: PURPOSE: A cabinet having a receiving unit is provided to efficiently secure a space by moving the receiving part of the cabinet up and down. CONSTITUTION: A cabinet having a receiving unit comprises a receiving unit(10), a fixed unit(20), and a cover unit(30). In the receiving unit, a receiving space receiving various articles is formed. The fixed unit is fixed to the wall or ceiling in various modes and supports the all configuration elements of the cabinet. The cover unit is connected to the fixed unit in order to shield the front of the opened receiving space. The cover unit is integrally formed with the fixed unit and extended downward in the front of the fixed unit.
Patent KR-20120057018-A (KR)
Title: 결속클립
Inventor: JUNG JIN WOO
IPC: E04C5/16
Filed: 2010-11-26
Abstract: 본 발명의 결속클립은 톱니(1a, 2a)의 끝에 돌출부(1b, 2b)를 형성하고 톱니내측에 홈(1c, 2c)과 중돌기(2d) 및 중간홈(2d')을 두어 홈(1c, 2c)과 돌출부(1b, 2b)가 결합되어 톱니(1a, 2a) 사이에서 강제로 결합되어 이탈되지 않게 되는 것이다.
Patent KR-20120057783-A (KR)
Title: Ultrasound system for optimal ultrasound image according to posture of user
Inventor: KIM JUNG SOO
IPC: A61B8/14
Filed: 2010-11-29
Abstract: PURPOSE: An ultrasound system is provided to sense the posture of a user and to offer an optimum ultrasound image to the user by calculating viewing angle of the user in regard to a monitor through a processor. CONSTITUTION: A display unit(120) comprises a monitor for displaying an ultrasonic image. A sensing unit(130) is installed on one side of the monitor. A storing unit stores optimum posture information for providing an optimum ultrasonic image according to the posture of a user. The ultrasonic wave data acquisition unit receives an ultrasonic echo signal reflected from an object and obtains ultrasonic data. A processor(150) is connected to the ultrasonic wave data acquisition unit, the sensing unit, and the storing unit. The processor creates the ultrasonic image by using the ultrasonic data.
Patent KR-20120087225-A (KR)
Title: Method for tile-map service using solid compression, and system for the same
Inventor: LEE KI JUNG
IPC: G06Q50/00
Filed: 2010-11-29
Abstract: PURPOSE: A tile map service method using a solid compression method and system therefor are provided to reduce network access frequencies by restoring a plurality of map data using a solid pressure method. CONSTITUTION: A map data storage apparatus(110) stores digital map data, a plurality of tile map data, and solid pressure map data. A tile map data creation unit of a solid compression map data generation apparatus(120) allocates the digital map data to a plurality of tile map data. The solid compression map data generation unit of the solid compression map data creation apparatus creates solid compression map data by compressing a plurality of the tile map data.
Patent KR-20120058707-A (KR)
Inventor: HAN SE HEE
IPC: B66B13/26
Filed: 2010-11-30
Abstract: 본 발명은 장애인을 위한 엘리베이터에 관한 것으로, 더욱 상세하게는, 엘리베이터 승강장의 승강도어 하부 및 엘리베이터 카도어의 하부에 무게 센서를 설치하여, 엘리베이터 승강장의 승강도어 및 엘리베이터 카도어의 개폐 동작 시에 휠체어를 탄 장애인이 상기 승강도어 및 상기 카도어 사이에 끼이는 것을 방지하며, 엘리베이터 승강장의 승강도어 및 엘리베이터 카도어의 자체 표면에 엘리베이터의 현재 위치 및 진행상태를 표시하는 표시창을 구비하여, 엘리베이터의 진행 방향을 용이하고, 신속하게 파악할 수 있는 장애인을 위한 엘리베이터에 관한 것으로, 엘리베이터 승강장의 승강도어(200)의 하부와 엘리베이터 카도어(300)의 하부에 무게센서(400)를 각각 설치하므로써, 상기 무게센서(400)에 의해 승강도어(200) 및 카도어(300)의 닫힘이 지연되도록 하여, 엘리베이터 승강장의 승강도어(200) 및 엘리베이터 카도어(300)의 개폐 동작 시에 휠체어를 탄 장애인이 도어에 끼는 것을 방지하는 효과가 있다. 
또한 본 발명은 엘리베이터 승강장의 승강도어(200) 및 엘리베이터 카도어(300)의 자체 표면에 엘리베이터의 현재 위치 및 진행상태를 표시하는 표시창(500)을 구비하여, 엘리베이터의 진행 방향을 용이하고, 신속하게 파악할 수 있는 장점이 있다.
Patent KR-20110106785-A (KR)
Inventor: JUNG MU SUNG
IPC: F23D14/06
Filed: 2010-11-30
Abstract: 본 발명은 버너헤드의 구조를 개선하여 연료가스와 공기가 균일하게 혼합되도록 하고, 또한 그 균일하게 혼합된 혼합가스가 100% 완전 기화되도록 하여 완전 연소를 실현하는 업소용 가스버너에 관한 것이다. 
이를 실현하기 위한 일 형태로서 본 발명은, 원주면에 다수의 가스 노즐 구멍이 형성된 원통 형상 몸체를 갖는 버너헤드; 상기 버너헤드가 수용되며, 가스가 공급되는 가스공급관이 일측에 연결되는 버너케이싱; 상기 버너헤드와 상기 버너케이싱 사이에 배치되고, 상기 버너헤드의 노즐 구멍보다 직경이 더 작은 미세공이 다수 형성된 망체; 및 상기 버너헤드와 상기 버너케이싱 사이에 형성된 공간의 상부를 완전히 밀폐하는 폭을 갖는 환형체로 이루어진 덮개를 포함하는 고화력 가스버너를 제공한다.
Patent KR-20120058977-A (KR)
Title: A pallet for supporting a rear frame of wheel loader
Inventor: PARK KI HWAN
IPC: B65D85/68
Filed: 2010-11-30
Abstract: PURPOSE: A pallet for a wheel loader rear frame is provided to reduce the damage on a coating located on the lower side of the rear frame by contacting the front and rear lower sides of the rear frame sectionally with a mounting block. CONSTITUTION: A pallet for a wheel loader rear frame includes a horizontal frame(120), rear pillars(130), a crossing supporter(140), a mounting block(150), and a cone head shaft(300). The horizontal frame is supported by plural legs(110). The rear pillars extended toward the upper side from rear both sides of the horizontal frame. The crossing supporter connecting the rear pillars. The mounting block is for mounting the rear lower side of the rear frame, and is installed on the crossing supporter to be slid. The cone head shaft is combined to the front side of the horizontal frame, and is for mounting a joint hole by fitting. The joint hole is formed on a swivel joint flange on the front side of the rear frame.
Patent KR-20120059024-A (KR)
Title: Method for manufacturing semiconductor device using spacer patterning
Inventor: YU JAE SEON
IPC: H01L21/027
Filed: 2010-11-30
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to overcome exposure limit by multiplying exposure margin by forming a mask pattern into hole type and using a first pillar, a second pillar, and a spacer. CONSTITUTION: An etched layer(102) is formed on a substrate(101). A hard mask layer(103) is formed on the etched layer. A sacrificial layer(104) is formed on the hard mask layer. An anti-reflective layer(105) is formed on the sacrificial layer. A mask pattern(106) of hole type is formed on the anti-reflective layer. A first pillar(108) is formed inside a hole of the mask pattern. The mask pattern is eliminated. A second pillar is formed by etching the sacrificial layer by using the first pillar as an etching barrier. A spacer surrounding a sidewall of the second pillar is formed. The second pillar is eliminated. The hard mask layer is etched by using the spacer as the etching barrier. A hole pattern is formed by etching the etched layer by using the hard mask layer as the etching barrier.
Patent KR-20120062338-A (KR)
Title: Suspension system for vehicle
Inventor: JUNG DAE WOO
IPC: B60G21/05
Filed: 2010-12-06
Abstract: PURPOSE: A suspension device of a vehicle is provided to reduce the diameter of a stabilizer bar through improving the driving stability and efficiency by locating a stabilizer bar and a steering gear box in the front side of a subframe. CONSTITUTION: A suspension device of a vehicle comprises a stabilizer bar(10) and a steering gear box(20). The stabilizer bar and the steering gear box are fixed in a frame. The stabilizer bar is located in the mid-portion of upper and lower panels(121, 122) forming a subframe(12). The stabilizer bar is located in the mid-portion of the subframe of the steering gear box. The steering gear box is fixed to the upper portion of the upper panel of the subframe.
Patent KR-20120089498-A (KR)
Title: Lane keeping assist system considering driver's range of view and steering tendency by speed
Inventor: KIM JAE HEE
IPC: B62D6/00
Filed: 2010-12-06
Abstract: PURPOSE: A lane keeping assist system considering driver's range of view and steering tendency by speed is provided to minimize steering intervention of drivers at low speed zone in order to reduce sense of difference generated by excessiveness of corrected steering angle. CONSTITUTION: A lane keeping assist system considering driver's range of view and steering tendency by speed comprises a camera/road lane recognition module(100), a controller for lane keeping(300) and an active steering module(200). The camera/road lane recognition module obtains the image of lane. The camera/road lane recognition module creates the lane information through an image processing. The controller for lane keeping is based on the lane information and velocity information of vehicles. The controller for keeping lane presumes the predict deviation amount in order to produce the corrective steering angle information. The controller for lane keeping creates the information of the correction steering intervention visual point. The active steering module is based on the correction steering angle information and the correction steering intervention visual point information.
Patent KR-20120064851-A (KR)
Title: Wireless charging device
Inventor: KIM CHOL HO
IPC: H02J7/00
Filed: 2010-12-10
Abstract: PURPOSE: A wireless charging device is provided to maximize charging efficiency by minimizing the leakage of a magnetic field. CONSTITUTION: An electronic device(200) includes a secondary side coil charging a battery by using electromagnetic induction. A charging station(110) includes a primary side coil generating a magnetic field by applying a high frequency alternating current. The charging station includes a mounting portion(113) on which the electronic device is mounted. A magnetic field blocking member(120) is formed into a form surrounding the charging station. An opening and closing member(125) opens and closes an internal space of the magnetic field insulating member and an outer space.
Patent KR-20120065147-A (KR)
Title: Method for discriminating between seriola quinqueradiata and seriola lalandi and a kit therefor
Inventor: CHUNG YONG WHA
IPC: C12N15/12
Filed: 2010-12-10
Abstract: PURPOSE: A method for distinguishing Seriola quinqueradiata and Seriola lalandi is provided to specifically distinguish the fishes using mitochondria genome DNA and restriction enzyme recognition site. CONSTITUTION: A method for distinguishing Seriola quinqueradiata and Seriola lalandi by RFLP analysis comprises: a step of preparing a biological sample from Seriola quinqueradiata and Seriola lalandi; a step of isolating mitochondria genome DNA from the biological sample; a step of amplifying the DNA sequence containing a sequence of sequence number 1 for identifying Accl restriction enzyme recognition site of Seriola quinqueradiata and a DNA sequence containing sequence numbers 2 and 3 for identifying Accl restriction enzyme recognition site of Seriola lalandi; and a step of treating Accl restriction enzyme to the amplified product.
Patent KR-20120066359-A (KR)
Title: Vertical type semiconductor and method of the same
Inventor: KYE JEONG SEOB
IPC: H01L21/335
Filed: 2010-12-14
Abstract: PURPOSE: A vertical type semiconductor device and a manufacturing method thereof are provided to improve an operation property of a semiconductor device by efficiently preventing a floating body effect. CONSTITUTION: An active pillar(12) is vertically protruded from a semiconductor substrate(10). A buried bit line(14) is formed on the lower side of the active pillar in a first direction. The buried bit line is connected to a bit line junction region(18) on the lower side of the active pillar through a bit line contact(16). A vertical gate(20) is formed on the upper side of the buried bit line. An interlayer dielectric layer(24) is formed on the upper side of the vertical gate.
Patent KR-20120067765-A (KR)
Title: Apparatus for screen migrate displaying and method using the same
Inventor: KIM KI HEON
IPC: G06F15/17
Filed: 2010-12-16
Abstract: PURPOSE: An apparatus and a method for displaying the movement of a screen is provided to move the application program execution result of a server from one client terminal to another client terminal based on a division execution technique. CONSTITUTION: An application program executing part(210) requests the execution of an application program to a server. The application program executing part notifies that a terminal for displaying the execution result of the application program is changed into a second client terminal. A graphic information executing part(220) executes the reception and the execution of graphic information. A displaying part(230) outputs graphic information on a screen. A managing part(240) stores the state information of the application program executing part. A communicating part(250) receives the graphic information from the server. The communicating part transmits the state information of the application program executing part to the second client terminal.
Patent KR-20120068109-A (KR)
Title: Method for producing fruit liquor
Inventor: SHIN HYUN SOO
IPC: A23L2/04
Filed: 2010-12-17
Abstract: PURPOSE: A producing method of fruit juice capable of preventing the deformation of a container is provided to heat the container after storing the fruit juice inside the container for preventing the loss of the fruit flavor. CONSTITUTION: A producing method of fruit juice comprises the following steps: assorting fruits, and washing the assorted fruits; inserting the washed fruits into a juicer, and crushing and compressing the fruits to obtain the fruit juice; inserting the fruit juice into a container formed with an aluminum laminated film, and sealing the container; sterilizing the juice inside the container by heating the container at 70-90 deg C for 1-5 minutes; and cooling the juice in cold water.
Patent KR-20120068142-A (KR)
Inventor: MOON JUNG EON
IPC: H01L27/04
Filed: 2010-12-17
Abstract: 본 발명에 따른 방전소자는, 제1불순물 타입의 제1웰 영역의 내부에 형성된 제2불순물 타입의 제2웰 영역; 상기 제2웰 영역의 상층부에 형성된 제1불순물 타입의 제1영역; 상기 제1웰 영역에 상기 제2웰 영역과 이격하고, 서로 이격하여 형성된 제2불순물 타입의 제2 내지 제4영역을 포함하고, 상기 제1영역, 상기 제2영역, 상기 제4영역은 입출력 라인에 접속되고, 상기 제2웰 영역은 전원전압단에 접속되고, 상기 제1웰 영역 및 상기 제3영역은 기저전압단에 접속된다.
Patent KR-20120070237-A (KR)
Title: Packing medicine winding apparatus
Inventor: KIM JUN HO
IPC: B65B35/30
Filed: 2010-12-21
Abstract: PURPOSE: A packed medicine winding apparatus is provided to easily deliver a large quantity of medicine to each patient because packed medicine in which a dose of packed medicine is consecutively connected is wound according to each patient and a sticker is attached after cutting the one end of the packed medicine. CONSTITUTION: A packed medicine winding apparatus comprises a packed medicine feeding unit(10), a packed medicine winding unit(20), a packed medicine cutting unit(30), and a sticker attaching unit(40). The packed medicine feeding unit feeds the packed medicine unseparated to each packet into a main body. The packed medicine winding unit winds the packed medicine fed from the packed medicine feeding unit. The packed medicine cutting unit cuts between packets of the packed medicine wound by the packed medicine winding unit. The sticker attaching unit attaches a sticker to the end of the packed medicine cut in the packed medicine cutting unit.
Patent KR-20120071493-A (KR)
Title: Liquid crystal shutter glasses with ir protocol analysis function
Inventor: PARK JUN WOO
IPC: G02B27/22
Filed: 2010-12-23
Abstract: PURPOSE: Liquid crystal shutter glasses with an IR protocol analysis function are provided to normally drive life and right eye liquid crystal regardless of the maker of a stereoscopic image display device. CONSTITUTION: A receiving unit(10) receives liquid crystal driving control signals through infrared communication with a stereoscopic image display device. A control unit(20) controls the driving of left and right eye liquid crystal according to the signals received in the receiving unit. The control unit includes a reference table defining the operation of the left and right eye liquid crystal by different liquid crystal driving control signals according to the maker of the stereoscopic image display device, thereby normally processing liquid crystal driving control signals of a plurality of stereoscopic image display devices.
Patent KR-20120072080-A (KR)
Title: Apparatus of cleaning duct
Inventor: CHO KI SOO
IPC: B08B9/047
Filed: 2010-12-23
Abstract: PURPOSE: A duct cleaning device is provided to stably maintain the balance of the device by installing two support brushes on both ends of a body. CONSTITUTION: A duct cleaning device(100) comprises a body(200), a plurality of first and second support brushes, and a plurality of cleaning brushes. The body is extended in a first direction and has gas spraying nozzles. The gas spraying nozzles spray gas to the inside of a duct. The first support brushes are attached along the edge of the front end of the body, and the second support brushes are attached along the edge of the rear end thereof. The first and second support brushes support the body. The cleaning brushes are attached along the edge of the body and located between the first and second support brushes.
Patent KR-20120075836-A (KR)
Inventor: KIM JOONG KYUNG
IPC: G02B21/00
Filed: 2010-12-29
Abstract: PURPOSE: High-resolution microscopy for measuring an asbestos fiber automatic count and a device used for the same are provided to reduce time required for counting asbestos fiber and to automatically count the asbestos fiber by an image analysis because images of the asbestos are obtained in large quantities. CONSTITUTION: High-resolution microscopy for measuring an asbestos fiber automatic comprises a fixing stand(110), a transferring unit(120), a driving unit(130), a photographing member(140), and an image processing unit(150). The fixing stand fixes a specimen for counting asbestos and the transferring unit transfers the fixing stand. The driving unit transfers the transferring unit for transferring the fixing stand. The photographing member is installed on the top of the specimen and obtains images of the specimen being transferred by the transferring unit. The image processing unit processes the images obtained by the photographing member, thereby counting the asbestos fiber existed in the specimen by extracting the asbestos fiber as into data.
Patent KR-20120077326-A (KR)
Title: Seed chuck unit and apparatus for growing ingot using the same
Inventor: KIM JIN NO
IPC: H01L21/02
Filed: 2010-12-30
Abstract: PURPOSE: A seed chuck unit and an ingot growing apparatus using the same are provided to improve the quality of an ingot by preventing the rotation of a seed chuck main body to be biased when the ingot grows. CONSTITUTION: A chamber comprises a crucible accepting a silicon solution. The chamber comprises a crucible housing regularly supporting the crucible. A crucible rotation means rotates the crucible with the crucible housing. A wire(200) is included on the top of the chamber. A tightening ball is fixed to the end of the wire. A seed chuck unit(300) is supported by the tightening ball. The top end of the seed chuck unit is connected with the wire. A seed is dipped in the silicon solution and makes an ingot grow up. The seed is combined with the bottom end of the seed chuck unit.
Patent KR-20100045471-A (KR)
Title: Pyridone gpr119 g protein-coupled receptor agonists
Inventor: WACKER DEAN A
IPC: A61K31/454
Filed: 2008-07-16
Abstract: Novel compounds are provided which are GPR119 G protein-coupled receptor modulators. GPR119 G protein-coupled receptor modulators are useful in treating, preventing, or slowing the progression of diseases requiring GPR119 G protein-coupled receptor modulator therapy. These novel compounds have the structure Formula I or Formula IA.
Patent KR-20100063716-A (KR)
Title: Astressin and beta-endorphin for use as therapeutic agents
Inventor: BEVEC DORIAN
IPC: A61K38/08
Filed: 2008-09-09
Abstract: The present invention is directed to the use of the peptide compound D-Phe-His-Leu-Leu-Arg-Glu-Val-Leu-Glu-Nle-Ala-Arg-Ala-Glu-Gln-Leu-Ala-Gln-cycloC-Glu-Ala-His-Lys)-Asn-Arg-Lys-Leu-Nle-Glu-lle-lle-NHas a therapeutic agent for the prophylaxis and/or treatment of cancer, autoimmune diseases, fibrotic diseases, inflammatory diseases, neurodegenerative diseases, infectious diseases, lung diseases, heart and vascular diseases and metabolic diseases. Moreover the present invention relates to pharmaceutical compositions preferably in form of a lyophilisate or liquide buffer solution or artificial mother milk formulation or mother milk substitute containing the peptide D-Phe-His-Leu-Leu-Arg-Glu-Val-Leu-Glu-Nle-Ala-Arg-Ala-Glu-Gln-Leu-Ala-Gln-cyclo(-Glu-Ala-His-Lys)-Asn-Arg-Lys-Leu-Nle-GIu-IIe-IIe-NHoptionally together with at least one pharmaceutically acceptable carrier, cryoprotectant, lyoprotectant, excipient and/or diluent.
Patent KR-20100052550-A (KR)
Title: Process for the preparation of racemic citalopram and/or s- or r-citalopram by separation of a mixture of r- and s-citalopram
Inventor: HUMBLE RIKKE EVA
IPC: A61P25/24
Filed: 2002-06-25
Abstract: The invention relates to a process for the preparation of racemic citalopram free base or an acid addition salt thereof and/or R- or S- citalopram as the free base or an acid addition salt thereof by separation of a mixture of R- and S-citalopram with more than 50% of one of the enantiomers into a fraction consisting of racemic citalopram and/or a fraction of S-citalopram or R-citalopram characterized in that i) citalopram is precipitated from a solvent as the free base or as an acid addition salt thereof; ii) the precipitate formed is separated from the mother liquor; iia) if the precipitate is crystalline it is optionally recrystallised one or more times to form racemic citalopram, and then optionally converted into an acid addition salt thereof; iib) if the precipitate is not crystalline, steps i) and ii) are optionally repeated until a crystalline precipitate is obtained and the crystalline precipitate is recrystallised one or more times to form racemic citalopram, and then optionally converted into an acid addition salt thereof; iii) the mother liquor is optionally subjected to further purification and S-citalopram or R-citalopram is isolated from the mother liquor and optionally converted into an acid addition salt thereof.