baber/WOPTO huggingface dataset:
Patent KR-20030062230-A (KR)
IPC: H04N19/136
Filed: 2002-01-24
Abstract: 본 발명은 화상이나 음성 등의 복호 데이터의 품질을 더욱 향상시키는 데이터 처리 장치에 관한 것이다.  복호부(21)는 예를 들면 화상을 JPEG 부호화한 부호화 데이터를 복호하고, 부호화부(22)는 그 결과 얻어지는 제1 복호 데이터를 부호화하여, 재부호화 데이터를 출력한다.  또한, 복호부(23)는 재부호화 데이터를 복호하여, 제2 복호 데이터를 얻는다.  클래스 분류 적응 처리 회로(24)는 학습을 행함으로써 구해진 탭 계수와의 소정의 예측 연산을 행하는 예측 탭을, 제1 복호 데이터와 제2 복호 데이터로부터 생성하고, 예측 탭과 탭 계수를 이용하여 소정의 예측 연산을 행함으로써, 학습에 있어서 교사로서 이용된 교사 데이터에 대응하는 예측값을 구한다.  본 발명은 화상이나 음성을 부호화하여 전송하는 전송 시스템에 적용할 수 있다.
Patent KR-20030009459-A (KR)
IPC: H05B11/00
Filed: 2001-04-26
Abstract: 유리 또는 유리유사재료, 바람직하게는 유리박판(2)을 기존의 터널형 노를 사용하지 않으면서도 열처리하여, 유리박판(2)의 깨짐 없이 유리박판을 성형, 굽힘가공, 벼림, 어닐링, 코팅 및 플로팅 가공 할 수 있도록 임의의 초기온도에서부터 임의의 요구된 온도까지 유리 및 유리유사재료들을 급속 가열하는 방법이 설명된다. 이 발명의 방법에서, 적당한 균일도, 주파수 및 출력밀도를 갖는 마이크로파복사(6)는, 유리박판(2)의 외부표면들 및 내부에서의 마이크로파노출(6)에 의해 생기는 온도분포는 노출된 유리박판(2)의 내부열응력이 유리의 파열계수를 초과하지 않도록 하여 유리의 파손을 피할 수 있게 하기에 충분히 균일면서도, 선택된 단기간에 임의의 초기온도에서부터 임의의 요구된(예컨대, 연화) 온도까지의 유리(2)의 열처리를 달성하도록 선택된다.
Patent KR-20030023622-A (KR)
IPC: G02F1/1362
Filed: 2002-03-05
Abstract: 액정구동기판의 검사정밀도를 향상시켜서 보다 정확하게 결함종류를 판정하고 또한 스루풋을 저하시키지 않는 액정구동기판의 검사장치를 제공하는 것을 목적으로 하며, 이 목적을 달성하기 위해 본 발명은, 화소전극이 행렬 형태로 배치된 액정구동기판에 전기광학소자판을 대면 배치하고 화소전극에 소정 전압을 기입하여 얻어지는 전기광학소자판의 전압이미지 및 전기광학소자판의 전기광학특성에 근거하여 각 화소전극의 실제 전압을 화소전압으로서 산출하고, 해당 화소전압에 근거하여 이상 전압의 결함화소와 정상 전압의 정상 화소를 판별하는 액정구동기판의 검사장치에 있어서, 화소전압을 결함화소의 결함종류별로 설정한 문턱값과 비교하여 결함종류별로 결함후보의 화소전극을 분류하고 결함종류별 결함후보의 화소전극을 결함종류별로 마련된 판정조건에 근거하여 최종적으로 각 결함종류별 결함화소로 판정하는 화상처리장치를 구비하는 검사장치를 제공한다.
Patent KR-20020094036-A (KR)
Title: 자기 정렬 콘택트 에칭 방법
IPC: H01L21/311
Filed: 2001-05-10
Abstract: a) 제 1 퍼플루오로카본 및 일산화탄소를 포함하는 제 1 에칭 가스에 의해, 질화물을 갖는 Si 웨이퍼를 에칭하는 단계와, b) 일산화탄소가 실질적으로 없는 경우 제 2 퍼플루오로카본을 포함하는 제 2 에칭 가스에 의해, 초기 에칭된 질화물 포토레지스트를 갖는 결과적인 Si 웨이퍼를 에칭하는 단계를 수반하는 자기 정렬 콘택트(SAC) 에칭 방법이 제공되며, 상기 에칭 단계 a) 및 b)는 통상적인 처리에 비해 높은 RF 전력 및 낮은 압력에서 수행되어 SAC 에칭에 대해 보다 높은 선택성 에칭 및 보다 큰 처리 윈도우(window)를 제공할 뿐만 아니라, 고도의 수직적 아일랜드(island) 콘택트 및 SAC 벽(wall)을 갖는 동일한 조건하에서 SAC 에칭 및 아일랜드 콘택트 에칭을 수행하는 능력을 제공한다.
Patent KR-20030015262-A (KR)
IPC: B67D1/00
Filed: 2001-05-31
Abstract: 본 발명은 음료 분배 조립체(1, 25)에 관한 것으로, 이 조립체는 분배 라인(17, 28)을 수용하는 분배 헤드(18, 29)가 구비된 분배 기구(2, 37)와, 음료, 특히 탄산 음료를 담고 있고, 사용 중에, 상기 분배 헤드(18, 29)에 연결하기 위한 커플링 부재가 유출구 단부에 마련된 분배 라인(17, 28)에 연결되는 용기(7, 27)를 포함한다.  상기 음료 분배 조립체에 있어서, 상기 커플링 부재는 분배 라인(17, 28)의 유출구 단부를 분배 헤드(18, 29)에 가져갈 때, 그리고 분배 라인(17, 28)의 유출구 단부를 분배 헤드(18, 29)로부터 치울 때 각각 폐쇄될 수 있는 차단 밸브(19, 32)를 포함하는 것을 특징으로 한다.
Patent KR-20030051439-A (KR)
Title: Method of making particles for use in a pharmaceutical composition
IPC: A61K9/72
Filed: 2001-06-27
Abstract: A method for making composite excipient particles for use in a pharmaceutical composition comprises a milling step in which particles of an excipient material are milled in the presence of an additive material. The product particles are small in size and the milling requires relatively low input of time and energy. The composite particles arc suitable for use in inhalable pharmaceutical compositions.
Patent KR-20040063023-A (KR)
Inventor: SONG KI HONG
IPC: H04B10/29
Filed: 2003-01-04
Abstract: PURPOSE: A 1:N multi-access relay system for high transmission rate mobile communication is provided to realize high speed data communication by determining an optimum service area by analyzing radio wave characteristics of a mobile communication signal. CONSTITUTION: A main unit(100) converts an RF signal received from a base station into a digital optical signal, distributing the optical signal to the slave units(200), and converts a multiplexed optical signal received from each slave unit(200) into an RF signal and transmits it to the base station. The multiple slave units(200) convert a digital optical signal received from the main unit(100) into an RF signal and transmit it to a terminal(300), and converts an RF signal received from the terminal(300) into an optical signal and transmits it to the main unit(100).
Patent KR-20040063616-A (KR)
Inventor: KIM WON HO
IPC: A23L33/20
Filed: 2003-01-08
Abstract: PURPOSE: A dietary food supplement containing therapeutic amounts of denatonium benzoate as a bittering agent is provided. It permits a dieter to undergo a diet for reducing weight by the bitter taste of denatonium benzoate while preventing a nutritional imbalance. CONSTITUTION: A dietary food supplement for weight reduction is composed of: 5 to 20ppm denatonium benzoate; 1 to 20% by weight of DHA; 1 to 20% by weight of EPA; and 60 to 93% by weight of a mixture comprising one or more materials selected from the group consisting of carbohydrate, protein, fat, Na, Ca, beta-carotene, vitamin and folic acid. The denatonium benzoate contains liquid form, tablet form and powder form.
Patent KR-20040063636-A (KR)
Inventor: YUM GYU IK
IPC: H04M9/00
Filed: 2003-01-08
Abstract: PURPOSE: A multifunction inter-phone unit is provided to allow a user to open a door only in a house or open a door outside by using a mobile phone by installing a lock unit inside the door. CONSTITUTION: An external inter-phone is installed at the outside of a door. An internal inter-phone(20) is installed in a house. A microcomputer detects a bell sound inputted from the internal inter-phone(20) during user's absence and controls a signal for opening or closing a door(1) according to a password inputted by a user. An automatic dialing unit automatically dials to a user mobile phone for connecting a speech path between a user and a visitor. A lock unit(50) opens or closes the door(1) according to a control signal of the microphone.
Patent KR-20040065461-A (KR)
Inventor: KIM JONG DAE
IPC: A01G31/00
Filed: 2003-01-14
Abstract: PURPOSE: A method of cultivating bean sprouts having calcium by adding an aqueous solution of calcium ions to beans during soaking of beans in water and growing of soaked beans is provided. It permits the production of bean sprouts having freshness and a high calcium content at low cost. CONSTITUTION: Beans are washed, sprayed with wood vinegar and then soaked in 0.4 to 0.6% by weight of an aqueous solution of calcium ions. Thereafter, the soaked beans are put into a cultivation vessel and then cultivated. During the cultivation of beans, the cultivation vessel is stacked 4 steps, temperature of cultivation chamber is maintained at 18 to 22deg.C and a water temperature is maintained at 15 to 18deg.C. A bioceramic ball is soaked in water within a water tank.
Patent KR-20030019487-A (KR)
Inventor: MUN HYEONG DAE
IPC: C09J7/04
Filed: 2003-01-18
Abstract: PURPOSE: A wallpaper is provided to omit the process of pasting of an adhesive, thereby improving the workability and preventing the pollution of a wallpaper by inhibiting the propagation of fungi or bacteria. CONSTITUTION: The wallpaper(2) comprises an antibacterial hot melt adhesive layer containing an antibacterial agent which is coated on the one surface of a raw source material. Preferably the wallpaper(2) comprises an antibacterial base coating layer(30) which is prepared by coating the base coating material containing an antibacterial agent on one side of the raw source material(10); and an antibacterial hot melt adhesive layer(20) containing an antibacterial agent which is coated on the surface of the antibacterial base coating layer. The antibacterial hot melt adhesive layer comprises 30-40 wt% of a base polymer; 20-22 wt% of an adhesion imparting agent; 20-22 wt% of wax; 10-12 wt% of a plasticizer; 4-5 wt% of an antibacterial agent; 4-5 wt% of a filler; and 2-4 wt% of an elastic polymer. The antibacterial base coating layer comprises 23-27 wt% of polyurethane; 23-27 wt% of polyacryl; 23-27 wt% of titanium dioxide; 13-17 wt% of water; and 4-6 wt% of a thickener.
Patent KR-20040067722-A (KR)
Inventor: HA SANG ROK
IPC: H01L21/66
Filed: 2003-01-24
Abstract: PURPOSE: A CMP(chemical mechanical polishing) process monitoring pattern with a dummy pattern is provided to improve reliability of a measured value and represent a process result of a cell part by preventing a process monitoring pattern from being eroded in a scribe line. CONSTITUTION: A semiconductor substrate includes a cell part, a peripheral circuit part and a scribe line part(A3). A CMP process monitoring pattern has a measuring pattern(B3) and a dummy pattern(C2) in the scribe line. The measuring pattern measures a thickness, and the dummy pattern surrounds the measuring pattern. The dummy pattern has a size greater than a planarization interval from the measuring pattern. The dummy pattern has the same pattern as a cell area.
Patent KR-20040069096-A (KR)
Inventor: LEE HAK SEONG
IPC: C03C4/06
Filed: 2003-01-28
Abstract: PURPOSE: A production method of photochromic glass is provided to give improved photochromatic effect and color restoration speed compared to conventional photochromic glass by forming silver halide films on the surfaces of glass. CONSTITUTION: The photochromic glass is produced by the following steps of: coating glass surfaces with a film-forming solution, Cu, Cd or Ce-added silver halide solution; thermal treating glass at 400-800deg.C for forming silver halide crystals having a 5-20nm size on glass surfaces; coating thermal treated glass with amorphous SiO2 prepared from the sol-gel process for preventing films from peeling off; drying at 100-300deg.C. The production method of photochromic glass decreases the amounts of silver halides used by 20%, comparing with silver halide amount used in the conventional method.
Patent KR-20040069850-A (KR)
Inventor: KO GWAN JU
IPC: H01L21/28
Filed: 2003-01-30
Abstract: PURPOSE: A method for forming a contact hole of a semiconductor device is provided to reduce the width dimension of the contact hole by patterning the fine line width without exchanging the fabrication equipment. CONSTITUTION: A first nitride layer is formed on a pre-metal dielectric layer(4) or an interlayer dielectric of a semiconductor substrate(1). A first contact hole is formed by etching selectively the first nitride layer. A second nitride layer is formed on the exposed pre-metal dielectric layer or the exposed interlayer dielectric and the first nitride layer. The thickness of the second nitride layer is formed according to the desired width of the contact hole. A contact hole(200) or a via hole is formed by etching the pre-metal dielectric layer or the interlayer dielectric. The first and the second nitride layers are removed from the pre-metal dielectric layer or the interlayer dielectric.
Patent KR-20040070606-A (KR)
Inventor: KIM TAE HUN
IPC: H01L21/265
Filed: 2003-02-04
Abstract: PURPOSE: A Y-scan device of an ion implantation system is provided to prevent damage of a wafer by preventing errors due to the airdrop of equipment as well as the power failure. CONSTITUTION: An air line(40) is installed at a lower part of a main body(31) of a counter balance(30) in order to supply air. A storage tank(50) is installed at an end of the air line in order to store the air. A first supply line(60) is installed at one side of the storage tank in order to supply the air in the normal state by using an air valve(62). A second supply line(70) is installed at one side of the storage tank in order to supply the emergency air by using a shutoff valve(72). An air tank(73) is installed at an end of the second supply line in order to store the compressed air.
Patent KR-20040071339-A (KR)
Inventor: KIM SANG CHEON
IPC: G11B7/1369
Filed: 2003-02-05
Abstract: PURPOSE: A device for controlling a focal distance of a pickup head for an optical recording and reproducing apparatus is provided to install an LCD panel between a laser diode and a collimation lens, to change a refraction index of light passing through a liquid crystal as changing an array of the liquid crystal, thereby easily controlling a focal distance. CONSTITUTION: A laser diode(2) emits a light(1). A collimation lens(3) converts the light(1) emitted from the laser diode(2) into a parallel light at a certain interval from the laser diode(2). An LCD panel(4) controls a refraction index by an applied voltage between the collimation lens(3) and the laser diode(2). The collimation lens(3) is integratedly formed on one side of a glass substrate. A liquid crystal is sealed between upper/lower glass substrates. An array of the liquid crystal is changed by the applied voltage.
Patent KR-20040074389-A (KR)
Inventor: CHOI WON YEOL
IPC: H01L27/115
Filed: 2003-02-18
Abstract: PURPOSE: A method for fabricating a flash memory device is provided to reduce data errors due to a variation of threshold voltage by preventing the migration of charges between a floating gate and a contact metal layer. CONSTITUTION: A lamination structure including a tunnel oxide layer(32), a floating gate(33), a dielectric layer(34), a control gate(35), and a hard mask layer(36) and a source/drain junction part(37) are formed on a semiconductor substrate(31). A spacer nitride layer(39) is formed on a sidewall of the lamination structure. A charge blocking layer(340) is formed on the entire surface of the semiconductor substrate including the spacer nitride layer. A SAC nitride layer(40) is formed on the entire surface of the semiconductor substrate including the charge blocking layer. An interlayer dielectric(41) is formed on the SAC nitride layer. A contact hole(42) having the exposed junction part is formed by performing a self-alignment etch process. A barrier metal layer(43) and a contact metal layer(44) are formed within the contact hole.
Patent KR-20040076335-A (KR)
Inventor: HAN GWANG HUI
IPC: H01L21/304
Filed: 2003-02-25
Abstract: PURPOSE: A method for preventing contamination of a wafer in a back grinding process is provided to prevent errors of semiconductor chips due to particles by blocking an opening state of a lateral part of the wafer. CONSTITUTION: A scribe lane is formed among chips(C1,C2,C3) of a wafer(10). An anti-permeation pad(30) is formed on the scribe lane among the chips of the wafer. The anti-permeation pad is mainly formed on both sides of end parts of the scribe lanes formed among wafer cells by using a masking material such as a photoresist. An electron tape is adhered on an upper part of a pix mask layer of the wafer.
Patent KR-20040081257-A (KR)
Inventor: CHOI GYU SUB
IPC: A01F15/00
Filed: 2003-03-14
Abstract: PURPOSE: An agricultural complex appliance for processing bail is provided to prevent the propagation of bacteria, by disassembling the large bail with aid of rotating roller, and drying it, and to make the easy storage and transportation of the dried rice straw possible, by compressing it again. CONSTITUTION: The agricultural complex appliance for processing bail includes; a bail disassembling device disassembling a lumped bail and changing it to the pastures; a drying device drying the pastures discharged from the bail disassembling device with aid of drying heat; and a compressing device making a dried bail by using the dried pastures and compressing the dried bail; wherein the bail disassembling device comprises a body(110), many rollers(120), a bail disassembling unit(140), and a feeding unit(130), whiles the drying device comprises a drying unit, a second or third conveyor unit, a heating unit and a heat-supply tube.
Patent KR-20040082208-A (KR)
Inventor: MUN SEONG HAK
IPC: G09G3/20
Filed: 2003-03-18
Abstract: PURPOSE: A driver apparatus of a flat panel display is provided to reduce unnecessary power consumption and also to reduce noise generated due to leakage between cells or lines, by charging or discharging cells where data is applied and opening the other cells by comprising a number of switching devices or demultiplexers. CONSTITUTION: According to the driver apparatus of a flat panel display, a control part(30) outputs a number of control signals. A data driver(20) outputs or blocks data(driving voltage) of image data to a data line of a panel(50) by the control signal from the control part. And a scan driver(40) outputs a scan pulse to one scan line of scan lines of the panel selectively by the control signal being output from the control part.
Patent KR-20040082913-A (KR)
Inventor: TAK BONG YEOL
IPC: A61L2/18
Filed: 2003-03-26
Abstract: PURPOSE: A system for preventing the epidemics of vehicles is provided to automatically disinfect the whole surfaces of vehicles, including outer surface, bottom and wheels thereof, irrespectively of the kind thereof, and to make the liquid chemicals have an unfrozen structure so as to be sprayed in winter. CONSTITUTION: The system for preventing the epidemics, and them from being infected, includes; a pump(20) connected with a chemical liquid tank(18) and a connection hose(30), and supplying the liquid chemicals, stored in the liquid tank(18); a liquid chemical supply(21) composed of a motor(19) for driving the pump(20); a vertical pipe(12) connected with a supply hose(29) of the liquid chemical supply(21) and having many spray nozzles(14) arranged at determined intervals; a spray pipe(11) comprising a horizontal pipe(13); a pipe support bar(15) supporting the vertical pipe(12); an overspeed prevention bump(10) leading vehicles to slow down; and a monitoring camera(16) detecting the passage of a vehicle and controlling the spraying time of the chemicals.
Patent KR-20040085495-A (KR)
Inventor: CHOI YU JIN
IPC: G09G3/36
Filed: 2003-03-31
Abstract: PURPOSE: A dot-inversion driving method of a liquid crystal display is provided to remove a greenish phenomenon by removing distortion of a common voltage, thereby realizing a high resolution picture. CONSTITUTION: A plurality of pixels have a plurality of gate lines, a plurality of data lines, thin film transistors formed at areas where the data lines and the gate lines cross each other. Each pixel is formed of R(Red), G(Green), and B(Blue) dots arranged on a liquid crystal panel in a column direction. Twelve columns forms one set. In one set, a polarity inversion signal is applied by two columns. Polarities of the corresponding columns of adjacent columns are oppositely driven.
Patent KR-20040085889-A (KR)
Inventor: JUNG JIN UNG
IPC: H01L21/84
Filed: 2003-04-02
Abstract: PURPOSE: A flat panel display having thin film transistors is provided to decrease an on-current of a driving TFT(Thin Film Transistor) without changing size of an active layer of a TFT and in a state of applying the same driving voltage, and obtain the driving TFT realizing high resolution while maintaining a high switching characteristic of a switching TFT. CONSTITUTION: A light emitting diode is installed. A switching thin film transistor has a semiconductor active layer(11) having a channel area(C1), and transmit a data signal to the light emitting diode. A driving thin film transistor drives the light emitting diode to flow a current in the light emitting diode according to the data signal. The channel area of the switching thin film transistor and a channel area(C2) of the driving thin film transistor are different from each other in shape of a grain.
Patent KR-20040090678-A (KR)
Inventor: CHOI YONG LARK
IPC: C12N1/20
Filed: 2003-04-18
Abstract: PURPOSE: A microorganism Bacillus sp. CH-N having nitrogen removal activity in wastewater is provided, thereby rapidly removing ammonia nitrogen from industrial wastewater and home wastewater, so that bad smell of wastewater can be removed. CONSTITUTION: The microorganism Bacillus sp. CH-N(KACC 91045) having nitrogen removal activity in wastewater is provided, wherein Bacillus sp. CH-N(KACC 91045) is isolated from the soil polluted by industrial wastewater and home wastewater; Bacillus sp. CH-N(KACC 91045) is gram positive rod shape; Bacillus sp. CH-N(KACC 91045) is immobilized into the ceramic resin having the size of 10 to 15mm. A microorganism preparation for removing nitrogen in wastewater comprises Bacillus sp. CH-N(KACC 91045) as an effective component.
Patent KR-20040092751-A (KR)
Inventor: KANG SEONG GU
IPC: D06F33/02
Filed: 2003-04-29
Abstract: PURPOSE: A catalyst melting device and a melting stroke control method of a detergent-free washing machine are provided to remove the inconvenience of directly melting a catalyst by a user and to melt the catalyst inside the detergent-free washing machine. CONSTITUTION: A catalyst melting device(20) of a detergent-free washing machine comprises a water tank(21) for receiving water; a water supply port(22) connected to a side of the water tank, to supply water from the outside; a throwing port(23) connected to the other side of the water tank, to throw a catalyst to the inside of the water tank; an upper water level-sensing unit and a lower water level-sensing unit arranged to an inner wall of the water tank, to sense the water level in the water tank; a turbulence-producing unit making turbulence occur from the water received in the water tank; and a discharge port(29) connected to the lower part of the water tank, to discharge the water, in which the catalyst is melted by the turbulence-producing unit, to a wash water production device(30) for making basic wash water through electrolysis.
Patent KR-20030086918-A (KR)
IPC: H02G1/06
Filed: 2003-04-30
Abstract: A metal cable tie (22) is disclosed. The cable tie (22) includes an elongate metallic strap (28), a metallic locking head (24), and metallic roller means (32). The strap (28) has a first end and a second end opposite the first end. The head (24) is secured to the first end of the strap (28) for receiving the second end of the strap (28). The head (24) comprises a strap entry face (44), a strap exit face (46), and a strap-receiving aperture (48) extending therebetween. The head (24) further comprises a floor (50) and a roof (36) which diverge in the direction of the exit face (46). The metallic roller means (32) lockingly engages the strap (28), and the head (24) comprises retention means (52) disposed adjacent the exit face (46) for captively holding the roller means (32) within the head (24). The roller means (32) is movable between a threading position wherein the roller means (32) is disposed adjacent the exit face (46) and the retention means (52), and a locking position wherein the roller means (32) is closer the entry face (44). The ratio of the distance from a point along a ceiling to the centre of the roller means (32) in the threading position to the diameter of the roller means (32) is less than 1.7. <IMAGE>
Patent KR-20040093807-A (KR)
Inventor: LEE GYU BOK
IPC: H01L23/02
Filed: 2003-04-30
Abstract: PURPOSE: A packaging method for an RF(Radio Frequency) MEMS(Micro Electro Mechanical System) switch is provided to perform easily mechanical operations of the switch and to minimize the short of a switch connection. CONSTITUTION: An RF MEMS switch(120) is aligned on a ceramic package(100) and attached. A shielding case(110) is attached on the ceramic package under nitrogen gas atmosphere in a bit of nitrogen gas equipment(130). A nitrogen housing is used at the bit of nitrogen gas equipment.
Patent KR-20040096183-A (KR)
Inventor: HA MI GYEONG
IPC: D06F33/02
Filed: 2003-05-07
Abstract: PURPOSE: A unit display selection device and a method of household appliances are provided to secure compatibility among regions and to satisfy demands of users by selecting and changing the pre-set household appliances into a unit that the user wants. CONSTITUTION: A unit display selection device of household appliances is composed of a display unit(170); a memory unit(130) for storing information of the household appliances including a unit selection menu information for choosing one of at least two units for each unit item; a user interface unit(110); and a microcomputer(140) for reading and displaying the unit selection menu information of the memory unit on the display unit if a user demands the unit selection menu through the user interface unit. The microcomputer memorizes the unit chosen by the user and then changes the unit shown on the display unit.