baber/WOPTO huggingface dataset:
Patent KR-20070073422-A (KR)
Title: Portable printer
Inventor: JUNG HYUN SUN
IPC: B41J3/36
Filed: 2006-01-05
Abstract: A portable printer is provided to improve the image quality by accurately printing images by controlling a printing speed for a transferring speed of a print medium. A portable printer includes a body(10), a supporting rod(30), a connection part, a print module(20), a transfer roller(13), and a guide part. The supporting rod is rotatably installed on the body and forms a printing space(22) through which a print medium passes with the body. The connection part is formed on one side of the body. The supporting rod is hinged with the connection part. The print module, the transfer roller, and the guide part are installed beneath the body. The print module is elastically supported downward by at least one or more elastic unit(21) for printing an image on the print medium. The transfer roller is adjacent to the print module, is located upward from a print direction of the print medium, and is rotatably supported on the body.
Patent KR-20070075205-A (KR)
Title: Plasma display apparatus
Inventor: YOO HAK KYOO
IPC: G09G3/294
Filed: 2006-01-12
Abstract: A plasma display apparatus is provided to prevent deterioration of image by supplying an erase pulse, which has less pulse width than and different voltage from a sustain pulse, to a scan electrode or a sustain electrode. A plasma display apparatus includes a plasma display panel and a driver. The plasma display panel includes scan and sustain electrodes(Y,Z). The driver supplies an erase pulse(Erase2), which has a smaller width than a sustain pulse and a different voltage magnitude from the sustain pulse, to the scan or sustain electrode between the last sustain pulse(SUSL) of plural sustain pulses which are supplied to the scan and sustain electrodes during a sustain period to display images of a sub-field, and a rising ramp waveform which is supplied to the scan electrode during a reset period in the next one of the sub-field.
Patent KR-20060121666-A (KR)
Title: Camera module
Inventor: MANO NOBUYUKI
IPC: G03B30/00
Filed: 2006-01-19
Abstract: A camera module is provided to fix a holder onto a substrate with a predetermined strength even when the area of the fixed face is reduced in order to decrease the size of the camera module. A camera module includes a substrate(1) on which an image pickup element is set and a holder(5) fixed onto the substrate to hold a lens(25). A part(16) larger than the fixed portion(15) of the holder is formed at a part of the portion of the substrate to which the holder is fixed. An adhesive layer(61) is formed of an adhesive to attach the holder to the substrate. An adhesive fillet(62,63) is formed in contact with the adhesive layer to attach the part larger than the fixed portion of the holder to a portion adjacent to the side of the holder.
Patent KR-20060012047-A (KR)
Inventor: LEE TAE KWEON
IPC: A01C11/02
Filed: 2006-01-19
Abstract: 본 발명은 육묘상자분리기에 관한 것으로, 더욱 상세하게는 육묘상자를 사용하여 벼의 모를 생육하는 못자리에서 육묘상자와 못자리지면 사이에 있는 모의뿌리를 모터에 의해 구동되는 날로 절단하여 육묘상자를 분리하는 육묘상자분리기에 관한 것이다. 
     이를 위하여 본 발명은, 모터에 의해 날을 구동하는데 있어서, 모터와 상기 모터의 일 측으로부터 연결되어 베어링으로 지지된 상기 모터에 의해 회전되는 회전축이 들어있는 이 축의 한쪽 끝에는 자유자재로 구부릴 수 있는 케이블축이 들어있는 플렉시블 케이불이 있고 다른 쪽 끝에는 스플라인으로 형성한 작업봉과, 상기 회전축의 회전력의 회전수를 감속하여주는 감속장치와 상기 감속되어진 회전수의 회전운동을 직선왕복운동으로 전환하여주는 장치와 상기 장치의 왕복운동을 전달받는 모의뿌리를 절단하여주는 날로 구성되는 것을 특징으로 한다. 
       
     모터, 작업봉, 날구동장치, 감속장치, 장치, 탈부착기, 날, 안전커버
Patent KR-20070078481-A (KR)
Title: Control method of robot-cleaner
Inventor: KIM WOONG
IPC: A47L9/28
Filed: 2006-01-27
Abstract: A method of controlling a robot cleaner is provided to improve the cleaning efficiency of the robot cleaner by rotating the robot cleaner according to a collision position of an obstacle and the robot cleaner. A method of controlling a robot cleaner includes the steps of: ordering cleaning to the robot cleaner of which a moving distance and an initial rotating angle are predetermined(S1); being cleaned by the robot cleaner which moves in zigzags according to the clean order(S2); discriminating whether the robot cleaner collides with a barrier; changing a moving path of the robot cleaner in case of colliding with the barrier(S3); and performing cleaning again when the cleaning is not completed.
Patent KR-20070079415-A (KR)
Title: Multi-function member store terminal and method of service using terminal thereof, and system thereof
Inventor: CHO SEOUNG HO
IPC: G06Q99/00
Filed: 2006-02-02
Abstract: A multi-function member shop terminal, and a service method and system using the same are provided to print a cyber money certificate code on a receipt with one button operation when the receipt is issued to a customer and enable the customer to receive cyber money by inputting the cyber money certificate code to a game site printed on the receipt. A keypad(13) includes numeric keys for selecting a function issuing Lotto numbers, sports Toto numbers, the cyber money, and a coupon, the function for issuing the certificate number of an international phone prepaid card, an AD output function, and a traffic card charging function. A function key(14) provides a menu for selecting the function. A receipt/coupon issuing and printing part(15,18) issues/prints the receipt and a coupon. A payment part(17) processes payment based on credit card information received from a card reader(16). A display part(12) displays the information received from the keypad, the function key, and the card reader to a screen. A communication module(19) is connected to a system operator and VAN(Value Added Network) server through the network.
Patent KR-20070079416-A (KR)
Title: Charging apparatus using variable pricing system
Inventor: ZUN BYUNG MAN
IPC: H04W4/24
Filed: 2006-02-02
Abstract: A charging apparatus using a flexible charging system is provided to minimize the generation of service cancellation due to an expensive charging system by providing a discount benefit for a service charge on the basis of the used amount of a specific communication service that a user uses frequently. A charging apparatus using a flexible charging system comprises a user information DB(32), a charging part(34), a total service charge measurement part(36), and a charging system change part(38). The user information DB(32) stores identification information of a mobile terminal(10) and the first charging system to charge the mobile terminal(10) a service fee for a specific service provided through a mobile communication network. The charging part(34) charges the mobile terminal(10) a service fee for the used specific service, based on the first charging system. The total service charge measurement part(36) measures the total amount of the service fee imposed on the mobile terminal(10). The charging system change part(38) compares the total amount of the service fee with the first reference amount. If the total amount exceeds the first reference amount, the charging system change part(38) changes the first charging system into the second charging system. In case the total amount is smaller than the first reference amount, the charging system change part(38) maintains the first charging system.
Patent KR-20070079480-A (KR)
Title: Center cap mounting structure of steel wheel cover by using shape memory alloy
Inventor: HONG DUCK HEE
IPC: B60B7/08
Filed: 2006-02-02
Abstract: A center cap mounting structure of a steel wheel cover is provided to prevent a center cap from being separated from the steel wheel cover by restoring the shape of a rib section of the center cap after the center cap is attached to the steel wheel cover. A rib section(4) provided at an end portion of a coupling part(3) of a center cap is prepared by using a shape memory alloy. The memory shape of the rib section(4) is a triangle which is adapted to be securely coupled with a steel wheel cover. The shape memory temperature of the shape memory alloy is set to the temperature applied to the rib section(4) from a disc while a vehicle is being driven. The rib section(4) made from the shape memory alloy is rarely deformed if the rib section(4) is not subject to the shape memory temperature. The center cap having the rib section(4) is mounted on the steel wheel cover.
Patent KR-20060089676-A (KR)
Inventor: KAGA TADASHI
IPC: G02B7/06
Filed: 2006-02-03
Abstract: 누진 굴절면과 난시 굴절면을 합성한 합성 굴절면에 대해 최적의 비구면 설계를 실시할 수 있는 안경 렌즈의 설계 방법을 제공한다.   
     안경 렌즈를 구성하는 2개의 굴절면 중 적어도 어느 한쪽의 굴절면이 원용부와 근용부와 누진부를 구비하는 누진 굴절면과 난시 굴절면이 합성된 합성 굴절면을 갖는 안경 렌즈의 설계 방법에 있어서, 원용부 및 근용부 중 어느 한쪽에 있어서 안경 렌즈의 기하학 중심 근방의 중심점 GC로부터 방사 방향의 적어도 2방향으로 연장되는 기준선을 설정함과 더불어, 원용부 및 근용부 중 어느 다른쪽에 있어서 안경 렌즈의 중심점 GC로부터 방사 방향의 적어도 1방향으로 연장되는 기준선을 설정하여, 각각의 기준선에 따른 굴절력에 대해 비구면 부가량을 결정해, 이들 기준선 간의 굴절력에 대해 보간법으로 비구면 부가량을 결정하는 안경 렌즈의 설계 방법으로 한다.
Patent KR-20060093056-A (KR)
Inventor: OHSAWA YOUICHI
IPC: G03F7/039
Filed: 2006-02-17
Abstract: 본 발명은 
     (A)아세탈형 이외의 산불안정기를 포함하고, 산의 작용으로 상기 산불안정기가 이탈함으로써 알칼리 현상액에의 용해성이 변화하는 수지, 및 
     (B)하기 화학식 1a의 술포늄염 및 하기 화학식 1b의 술포늄염을 함유하는 화학 증폭 포지티브형 레지스트 재료에 관한 것이다. 
     <화학식 1a> 
     
       
     
     <화학식 1b> 
     
       
     
     본 발명의 화학 증폭 포지티브형 레지스트 재료는 아세탈형의 산불안정기를 포함하지 않는 산의 작용으로 알칼리 현상액에의 용해성이 변화하는 수지와 상기 광산발생제를 함유함으로써, 해상성, 초점 여유도가 뛰어나고, PED가 장시간에도 선 폭 변동, 형상 열화가 적고, 현상 후의 패턴 프로파일 형상이 뛰어나고, 고해상 성을 가지고, 현상 불균일에 의한 웨이퍼 면 내에서의 패턴 치수 변동이 없고, 특히 원자외선 리소그래피에서 크게 위력을 발휘한다.   
     산불안정기, 술포늄염, 화학 증폭 포지티브형 레지스트 재료, 알칼리 현상액
Patent KR-20060028716-A (KR)
Inventor: OH SE HO
IPC: F24F1/00
Filed: 2006-02-22
Abstract: 본 발명은 복수개의 중공형 봉부재의 상부에 적어도 제1물통을 일체형으로 갖는 냉각봉 조립체에 의해 내부 습기에 의한 냄새 제거 및 냉각효과 증진을 가져올 수 있는 냉풍기를 제공하고자 한다. 
     본 발명의 냉풍기는 팬모터(113), 송풍팬(111) 및 흡입구(107)에 의해 하우징(100) 내부로 공기를 유입하여 얼음팩(104, 134)과 물로 유입 공기의 온도 저하를 가져오고 냉풍구(112)를 통해 배출시키되, 하우징(100) 내부에서 송풍팬(111)과 흡입구(107) 사이에 설치된 열교환용 냉각봉 조립체(200, 200a, 200b, 200c)를 포함하고, 상기 냉각봉 조립체(200, 200a, 200b, 200c)가 상기 얼음팩(104)과 물을 저장할 수 있는 공간을 갖는 제1물통(210, 210')과; 상기 제1물통(210, 210')에 관통하게 연결되고 열전도성 재질로서 복수개인 중공형 봉부재(230, 230', 230")를 갖고 있어서, 물, 공기 오염을 방지하거나 냉각천 교환을 위한 불편함 등을 일소에 해결할 수 있다. 
       
     냉풍기, AC모터, BLDC모터, 필터, 송풍팬, 얼음팩, 케이스
Patent KR-20070018664-A (KR)
IPC: A46B15/00
Filed: 2006-02-28
Abstract: 본 발명은 치아를 닦는 칫망에 관한 것으로 더욱 상세하게는 칫솔의 솔 부분을 없애고 솔 부분을 유연한 스폰지와 스폰지를 싸고있는 망 구조로 바꾼것으로서  치아를 닦을 시 스폰지의 유연함에 치아와 스폰지, 스폰지를 둘러싸고 있는 망이 밀착되고 망의 홈이 파여 있는 부분으로 치아의 이물질을 제거할 수 있도록 개선되었으며 기존 사용하는 칫솔대가 있는 칫솔이나 손가락에 끼어서 사용하는 골무형식의 칫솔이나 반지형식의 칫솔에서의 솔 부분도 스폰지와 스폰지로 둘러싼 망구조로 바꾸어 사용 가능하며 어린이나 장애인도 쉽게 칫솔질을 할 수 있고 치아뿐만 아니라 잇몸과 혀도 닦을 수 있는 장점이 있는 스폰지를 싸고 있는 칫망에 관한 것이다. 
       
     칫솔, 치아, 이, 혀, 잇몸, 칫망, 망
Patent KR-20070090342-A (KR)
Title: Electrode wire for high speed working and fabrication method of the same
Inventor: SHIN HYUN SIK
IPC: H01B9/02
Filed: 2006-03-02
Abstract: An electrode wire for a high speed operation and a manufacturing method thereof are provided to improve a discharge process speed by forming coating layers with various phases on a core line. An electrode wire(100) for a high speed operation includes a core line(10) and a coating layer(20). The core line is made of a copper or a copper zinc alloy. The coating layer includes first to fourth layers. The first layer(22) encloses the core line and is formed in a beta-phase. The second layer(24) is formed on the first layer in a gamma-phase. The third layer(26) is formed between two carved images on the second layer and formed in a gamma+epsilon-phase. The fourth layer(28) is formed on the third layer in an epsilon-phase or epsilon+eta-phase.
Patent KR-20070092776-A (KR)
Title: Multi-use o-ring type health device
Inventor: KIM NAM HO
IPC: A63B19/00
Filed: 2006-03-09
Abstract: A multipurpose ring-shaped exercising device is provided to enable a user to do various exercising at any time and at anywhere conveniently and freely by using an elastic tube and to help him to maintain good health. A multipurpose ring-shaped exercising device includes a pipe(10), an elastic member(40), a connection member(20) and a fastening ring(30). The pipe(10) has elastic force, and has the shape of an empty tube. The elastic member(40) is inserted into the pipe. The connection member(20) includes an insertion portion(24) and a support portion(22). The insertion portion is inserted into one and the other end of the pipe. The support portion(22) supports the insertion portion. The fastening ring(30) is inserted into one and the other end of the pipe(10).
Patent KR-20070102247-A (KR)
Title: The meter box assembly having an electron meter of non-touch style electron
Inventor: JUNG SANG SEUL
IPC: G01R11/04
Filed: 2006-04-14
Abstract: A meter box assembly having an electronic power meter of a non-contact type is provided to improve electrical stability by being constructed in the non-contact type to reduce a connecting place of a terminal block. In a meter box assembly(1) having an electronic power meter(20) of a non-contact type, a power meter installing part(4) for installing the electronic power meter and a circuit breaker installing part(3) for installing a breaking switch(21) are integrally formed on a bottom(2) of a meter box. A lower body(7) of a terminal block is formed on the bottom of the meter box integrally or by a screw. A separation wall for separating packing grooves of the lower body is detachably formed. A separation wall inserting groove is formed at a position of the separation wall. An earth passing groove is formed between each packing groove and the bottom.
Patent KR-20060065608-A (KR)
Inventor: PARK SOO JIN
IPC: A61H19/00
Filed: 2006-05-02
Abstract: 생리 활성화를 이용한 군살제거(diet) 방법. 
     본 발명은 생리(생체가 살아가는 원리)를 활성화하여 군살를 제거하는 방법으로 생리의 활성화를 극대화 하기위하여 이성(남,여)로 하여금 성감이 작은 부분에서부터 성감이 예민한 곳까지 마사지기법을 구현하여 체내의 필요없이 쌓여있는 잉여 에너지소모를 촉진하여 군살제거하기 위한 방법에 관한 것이다. 
     이성으로 하여금 성감대를 자극하면 성감의 극치에 이르게 되며, 회복될때까지 많은 에너지가 소요되는데 생리의 활성화로 군살이 에너지로 변환되어 충당되는 동시에 군살이 제거되는 효과를 가지게 된다. 
     본 발명에 방법으로 군살를 제거하면 고통이 없음은 물론 군살제거시간이 행복해 지고, 군살제거 비용이 절감되며, 군살제거시간을 줄이는 효과가 높다는 장점이있다. 
     생리, 다이어트, 신진대사, 비만, 에너지, 활성화, 군살제거, 구현자, 수혜자
Patent KR-20070110603-A (KR)
Title: Heat system control method for hybrid vehicle
Inventor: JEONG JIN UK
IPC: B60L1/02
Filed: 2006-05-15
Abstract: A method for controlling a heating system of a hybrid vehicle is provided to improve a fuel efficiency of the vehicle by controlling a water pump based on an engine operation state and an engine coolant temperature. A heating system of an HEV(Hybrid Electric Vehicle) includes an HCU(Hybrid-system Control Unit), an FATC(Full Automated Temperature Controller), and an ECU(Engine Control Unit). An engine coolant circulating water pump is implemented to continuously supply an engine coolant to a heater core. The FATC collects indoor and outdoor temperature information. The ECU collects operation information of an engine. It is determined whether a heat request from a user is received(S1). It is determined whether a heating engine is to be activated based on the collected information(S2). When the heating engine is to be activated(S3), the heating water pump is driven(S4).
Patent KR-20070111186-A (KR)
Title: Aricing horn device with jumper supporter in transmission tower
Inventor: LIM GUN TAIK
IPC: H01B17/42
Filed: 2006-05-17
Abstract: An arcing horn device in a transmission tower is provided to prevent a flashover path mismatch phenomenon by maintaining a constant size of an arcing ring even when an electrical insulator is elongated. An arcing horn device in a transmission tower includes a base plate(1), a pair of adjusting units, and an arcing ring(6). Electrical insulators are fixed on a tower arm with which the base plate is coupled. The adjusting unit includes fixing rods(2,2'), movable rods(3,3'), and length adjusting members(5,5'). Both ends of the fixing rods are fixed at both ends of the base plate. The movable rods hold a jumper line and have a body portion which is bent toward the fixed rods. Right-handed screws and left-handed screws are formed on the fixing and movable rods, respectively. The length adjusting member is screw-coupled with the screws and increases or decreases the length of the screws. The arcing ring is fixed at a side surface of the length adjusting member and forms a lightning path for protecting the electrical insulator.
Patent KR-20070061089-A (KR)
Title: Method for pathtoken-based web wervcie caching
Inventor: LEE DAE HA
IPC: G06F17/00
Filed: 2006-05-17
Abstract: A method for caching a web service based on a path-token is provided to realize an efficient web service calling mechanism by solving a problem of making a new request SOAP(Simple Object Application Protocol) message without using cached data when the number of inputs is changed and the problem of finding an incorrect input node with tag information of an input value when the input value is changed. If a web service call is requested, it is determined whether the cached data is present or not(302). If the cached data is not present, the request SOAP message is generated after generating a path-token set and a tag data set based on a WSDL(Web Service Description Language) message schema(304). A web service is called after generating a request SOAP message template by applying the path-token to the generated request SOAP message(306). Cache data including a tag data set, an input value set of a web service operation, the request SOAP message template, the request SOAP message, and SOAP binding information(307).
Patent KR-20070114543-A (KR)
Title: Plasma display apparatus
Inventor: CHOI JEONG PIL
IPC: G09G3/296
Filed: 2006-05-29
Abstract: A plasma display apparatus is provided to perform a stable operation in initial by supplying a voltage formed by distribution of a source voltage to an energy storing capacitor when an external source voltage is supplied. A plasma display apparatus includes a plasma display panel, a voltage supply unit(121), an energy supply/recover unit(123), and a voltage sustaining unit(125). The plasma display panel includes address electrodes(X1-Xn). The voltage supply unit supplies a first voltage. The energy supply/recover unit receives the first voltage and supplies or recovers energy corresponding to a second voltage greater than the first voltage to/from the address electrodes. The voltage sustaining unit supplies a third voltage or a reference voltage to the address electrodes.
Patent KR-20070055314-A (KR)
Inventor: JUNG KUNG SU
IPC: A23N17/00
Filed: 2006-06-05
Abstract: 본 발명은 가축사료 제조장치에 관한 것으로, 가축 사료용 원료를 섞어 주는 원료교반기와, 상기 원료 교반기에서 혼합 공급되는 원료를 가압하여 펠렛형태로 성형시키는 가압성형기로 이루어지며, 상기 원료교반기의 원료투입구에 설치된 안전망이 속이 빈 테두리파이프와 상기 테두리파이프를 가로로 연결하는 가로 파이프 및 지지부재로 이루어져 안전망의 내부에 물이 통과할 수 있게 구성되어 있으면서, 상기 테두리 파이프의 한쪽 측방에 물유입구가 형성되고, 상기 가로파이프의 길이 방향을 따라 소정간격을 두고 다수개의 물배출구가 형성되어 있는 한편, 동력모우터의 동력을 가압성형기로 전달하는 스프로켓과 가압성형기의 가동축에 설치된 스프로켓이 동력전달축을 지지하는 지지베어링의 바깥쪽에 설치되어 필요에 따라 스프로켓의 크기를 간단하게 교환할 수 있게 하여 가압성형기의 작동속도를 변경 조절할 수 있게 한 것이다.  이러한 구조로 이루어진 본 발명의 가축사료 제조기는 원료 교반기에서 원료를 혼합할 때 안전망을 통하여 물을 고르게 분사해 줄 수가 있어 원료와 물을 간편하고 빠르게 고루 혼합시킬 수가 있는 한편, 가압성형기의 작동 속도를 사료의 종류에 따라 변경함으로써 항상 적절한 상태로 펠렛화할 수가 있게 한다. 
       
      가축사료 제조기, 가축사료 제조장치, 펠렛기
Patent KR-20070118423-A (KR)
Title: Hangover curing agent containing a corn silk extract and health supporting foods containing the same
Inventor: BYUN MOO WON
IPC: A23L33/00
Filed: 2006-06-12
Abstract: A hangover curing agent containing a corn silk extract and an unripe red pepper extract and a health supplementary food containing the hangover curing agent are provided to secure a hangover reducing effect for reducing alcohol concentrations and be eaten conveniently before and after drinking by adding to liquors. A hangover curing agent contains 2 to 100% by weight of a corn silk extract and 0.5 to 90% by weight of an unripe red pepper extract. The corn silk extract is obtained by extracting corn silk with water at 80 to 90deg.C, heating the corn silk extract, passing the vapor through a cooling device, collecting condensed liquid of the vapor and filtering the condensed liquid under reduced pressure. The unripe red pepper extract is obtained by heating unripe red pepper juice at 90 to 110deg.C while agitating until no more foam was generated, cooling at room temperature for 3 to 4hr, separating the upper part of liquid from the lower part of the agglomerate, heating a liquid layer portion at 70 to 115deg.C, passing the vapor through a cooling device, collecting condensed liquid of the vapor and filtering the condensed liquid under reduced pressure. A health supplement food contains 0.1 to 20% by weight of the hangover agent.
Patent KR-20080000460-A (KR)
Title: Input scan mode liquid crystal display
Inventor: CHOI JIN CHUL
IPC: G02F1/13
Filed: 2006-06-27
Abstract: An input scan mode LCD is provided to scan an image document using a scan slit disposed between a polarizing plate and a color filter substrate, thereby realizing an image display function and an image scan function selectively. An array substrate(100) has sensor thin film transistors(120) for converting a light reflected from an image into current. A color filter substrate(200) faces the array substrate. The color filter substrate has color filters for forming red, green, and blue sub-pixels. A polarizing plate(400a) is formed above the color filter substrate. A scan slit(500) is formed between the color filter substrate and the polarizing plate to scan an image document. A backlight unit(600) supplies light to the scan slit.
Patent KR-20080000986-A (KR)
Title: Apparatus for depositing photoresist
Inventor: KWON O JUN
IPC: G02F1/13
Filed: 2006-06-28
Abstract: An apparatus for coating photoresist is provided to allow control of the ejection rate of photoresist, thereby maintaining the amount of photoresist sprayed from a spraying nozzle, and to realize a uniform coating layer thickness. An apparatus for coating photoresist comprises: a bottle in which photoresist is received; a spraying nozzle for spraying the photoresist; and a pump linked to the bottle and a first conveying duct for providing the photoresist received from the bottle to a spraying nozzle through a second conveying duct, wherein the pump controls the spraying rate of the photoresist. The spraying nozzle includes a slit nozzle.
Patent KR-20080001223-A (KR)
Title: Liquid crystal compound, liquid crystal display device and manufacturing method thereof
Inventor: YOON DONG KYU
IPC: C09K19/08
Filed: 2006-06-29
Abstract: A liquid crystal composition is provided to increase the elastic modulus, thereby improving elastic restorability of liquid crystals aligned in a desired direction, and realizing a high contrast ratio. A liquid crystal composition represented by the following formula 1 increases the elastic modulus(Kzz) when used in liquid crystals. In formula 1, X1 represents any one of H, alkyl and C1-C15 alkenyl radicals, and F represents phosgene. The liquid crystal composition is used in an amount of 10-30 wt% based on the total weight of the liquid crystals. The liquid crystals containing the liquid crystal composition has an elastic modulus satisfying the condition of 6.0 pN < K22 < 8.0 pN.
Patent KR-20080001379-A (KR)
Title: Liquid crystal display device
Inventor: LEE SHIN WOO
IPC: G02F1/133
Filed: 2006-06-29
Abstract: An LCD(Liquid Crystal Display) is provided to improve image quality by compensating common voltage, distorted according to areas of an LC panel, after mounting a common voltage compensator within a driver IC(Integrated Circuit). An LCD comprises an LC panel(102), first and second driver ICs(104a,104b) for driving the LC panel, a common voltage generator(112) for supplying common voltage to the LC panel, common voltage compensators(120a,120b), and a controller(116). The common voltage compensator is mounted within one driver IC of the first and second driver ICs to compensate the common voltage. The controller controls the common voltage compensator.