Abstract: A washing method in a steam injection type washing machine in which wash water is heated to generate high temperature and high-pressure steam while passing through the steam supply unit in the wash or rinse cycle, and the generated steam is injected into the wash tub at the top of the wash tub. Accordingly, it is possible to rapidly achieve the wetting of clothes with wash water while achieving an enhancement in sterilization and washing performances. In addition, consumption of water and electrical energy can be reduced.

Abstract: A method for controlling the dehydrating operation of a drum type washing machine includes a pre-acceleration step for accelerating a drum to a predetermined control starting speed, and a main accelerating step for accelerating the drum from the control starting speed to a target speed along a linear locus having a preset acceleration slope. A deviation of the center of gravity of the laundry and a pre-spinning time period are reduced in the aforementioned control method.

Abstract: A washing machine and control method thereof are disclosed, by which water waste is reduced and by which an error or malfunction of the washing machine is detected and by which the detected error or malfunction of the washing machine is notified to a user. The present invention includes the steps of measuring an initial temperature of water supplied within a steam generator for providing steam to a drum, heating the water within the steam generator for a set time, measuring a temperature of the heated water within the steam generator, calculating a difference between the heated water temperature and the initial water temperature, and deciding a presence or non-presence of abnormality of the steam generator based on the calculated temperature difference.

Abstract: A dehydration control method of a drum washing machine includes accelerating a drum to a first rotational speed when a uniforming process is finished, measuring first eccentricity when the rotational speed of the drum reaches the first rotational speed, comparing the measured first eccentricity with a preset first reference eccentricity, storing the measured first eccentricity when the measured first eccentricity is less than the preset first reference eccentricity, accelerating the rotational speed of the drum to a second rotational speed and measuring a second eccentricity when the rotational speed reaches the second rotational speed, comparing the measured second eccentricity with the stored first measured eccentricity, and performing a dehydrating process when the measured second eccentricity is less than the stored first measured eccentricity.

Abstract: A method for controlling a clothes dryer is disclosed to precisely dry clothes on the basis of a load amount according to moisture contained in clothes in the clothes dry and a temperature change according to proceeding drying of clothes. The method includes: detecting a load amount detect signal corresponding to an amount of moisture contained in clothes in a drum; setting a heater exit temperature range of the clothes dryer to pre-set first and second temperature ranges on the basis of the load amount detect signal, and first drying clothes in the drum within the pre-set first temperature range; second-drying clothes in the drum within the pre-set second temperature range; and cooling clothes in the drum when the first and second-drying processes are completed.

Abstract: An apparatus for controlling steam generating unit of washing machine is disclosed to reduce power consumption of the washing machine by correcting a temperature value detected by a temperature sensor installed in the washing machine to be the same as an actual temperature value of the laundry. The apparatus for controlling steam generating unit of washing machine includes a correcting unit for correcting a temperature value detected by a temperature sensor installed in the washing machine based on a pre-set temperature correction coefficient according to the weight of the laundry inside the washing machine; and a controller for controlling power applied to a steam generating unit in the washing machine.

Abstract: In a method and an apparatus for detecting a residual drying time of a clothes dryer, by detecting a quantity of moisture contained in clothes in a clothes dryer and displaying a residual clothes drying time on the basis of the detected moisture quantity, a residual clothes drying time can be displayed accurately.

Abstract: Systems and methods for placement of dummy metal fills while preventing disturbance of device matching and optionally limiting capacitance increase are disclosed. A computer-automated method for locating dummy fills in an integrated circuit fabrication process generally comprises receiving an input layout of the integrated circuit and specification of device matching for the integrated circuit and locating the dummy fills in the integrated circuit according to dummy rules while preserving device matching. Locating the dummy fills may include locating the dummy fills along the at least one axis of symmetry where device matching is along an axis of symmetry and locating the dummy fills so as to preserve matching of the repeated elements where device matching is repeated matched elements.

Abstract: A method for controlling the dehydrating operation of a drum type washing machine includes a pre-acceleration step for accelerating a drum to a predetermined control starting speed, and a main accelerating step for accelerating the drum from the control starting speed to a target speed along a linear locus having a preset acceleration slope. A deviation of the center of gravity of the laundry and a pre-spinning time period are reduced in the aforementioned control method.

Abstract: In a dehydration control method of a drum washing machine capable of improving reliability of eccentricity sensing by sensing not only forward eccentricity but also diagonal eccentricity by performing eccentricity sensing at a low speed and a high speed respectively, the method includes a first step for accelerating a drum to a first rotational speed when a uniforming process is finished; a second step for measuring first eccentricity when the rotational speed of the drum reaches the first rotational speed; a third step for comparing the measured first eccentricity with a preset first reference eccentricity; a fourth step for storing the measured first eccentricity when the measured first eccentricity is less than the preset first reference eccentricity in the third step; a fifth step for accelerating the rotational speed of the drum to a second rotational speed and measuring a second eccentricity when it reaches the second rotational speed; a sixth process for comparing the measured second eccentricity with

Abstract: A method for controlling a clothes dryer is disclosed to precisely dry clothes on the basis of a load amount according to moisture contained in clothes in the clothes dry and a temperature change according to proceeding drying of clothes. The method includes: detecting a load amount detect signal corresponding to an amount of moisture contained in clothes in a drum; setting a heater exit temperature range of the clothes dryer to pre-set first and second temperature ranges on the basis of the load amount detect signal, and first drying clothes in the drum within the pre-set first temperature range; second-drying clothes in the drum within the pre-set second temperature range; and cooling clothes in the drum when the first and second-drying processes are completed.

Abstract: In a method and an apparatus for detecting a residual drying time of a clothes dryer, by detecting a quantity of moisture contained in clothes in a clothes dryer and displaying a residual clothes drying time on the basis of the detected moisture quantity, a residual clothes drying time can be displayed accurately.

Abstract: An apparatus for suctioning external air of a clothes dryer, comprises a housing provided at one side with a suction port for introducing external air; a fan installed at the housing and generating a suction force for sucking external air while being rotated; a driving motor driving the fan; a guide duct guiding the external air introduced from the suction port to a condenser; and a grille installed at a predetermined gap from one side face of the housing where the suction port is to be installed so that a channel can be formed between the grille and the one side face and comprised of a plurality of grille plates extending in a direction lengthwise of the grille, one widthwise ends of the grille plates being bent toward the suction port. Accordingly, the apparatus has advantages such as a decrease in flow resistance, an improvement of a condensing effect and a decrease of vibration and noise by setting the flow amount and flow velocity of a cooling air to be suctioned in the best condition.

Abstract: Disclosed are a drum type washing machine and a vapor generator thereof. The vapor generator of the drum type washing machine comprises: a case provided with a space portion for storing water therein, a water supplying portion for supplying water at one side thereof, and a vapor exhaustion portion for exhausting vapor at another side thereof; a water level detecting means installed at the case for detecting a level of water stored in the case; and a heater installed in the case for heating water stored in the case.

Abstract: Disclosed are a washing method of a washing machine capable of preventing a phenomenon that remaining detergent is collected into a space where a heater is positioned or a specific space during a washing operation of laundry, capable of minimizing a generation of washing water unnecessarily supplied to the washing machine, and capable of fast heating corresponding laundry before a washing operation for an efficient washing operation, and an apparatus thereof. To this end, the method comprises the steps of: generating steam by heating washing water supplied into a washing machine; injecting the generated steam into laundry inside of a drum of the washing machine; and rotating the drum after injecting the steam into the laundry and thereby washing the laundry.

Abstract: A method for smoothing the laundry wrinkled during a washing process in the washing machine is disclosed. When a command signal for smoothing wrinkles of the laundry in the washing machine is inputted, water supplied in the washing machine is heated to generate steam and then the generated steam is injected to the laundry in the washing machine while rotating a drum of the washing machine. Thus, wrinkles of the laundry can be smoothed in the washing machine without causing a trouble of ironing.

Abstract: A heating apparatus of a washing machine comprises: a steam generator for generating steam; and a spray nozzle for spraying steam generated from the steam generator into a tub, in which a water level sensor for detecting a level of water supplied for steam generation step by step is mounted at the steam generator. According to this, an entire size of the washing machine is reduced, an amount of washing water is reduced, and a water level inside the steam generator is detected more accurately, thereby enhancing a performance of the heating apparatus.

Abstract: A washing method in a steam injection type washing machine in which wash water is heated to generate high-temperature and high-pressure steam while passing through the steam supply unit in the wash or rinse cycle, and the generated steam is injected into the wash tub at the top of the wash tub. Accordingly, it is possible to rapidly achieve the wetting of clothes with wash water while achieving an enhancement in sterilization and washing performances. In addition, consumption of water and electrical energy can be reduced.

Abstract: A steam supplying apparatus in a washing machine which is capable of supplying steam into a wash tub at the top of the wash tub, along with wash water supplied into the wash tub. The steam supplying apparatus includes a tank connected to a water supply unit adapted to supply wash water, the tank being connected with a wash tub via a steam supply line, and provided with a heater, an air chamber defined in the tank above a predetermined water level limit of the tank, the air chamber being reduced in volume in accordance with an increase in the water level of the tank, thereby causing air existing in the air chamber to be compressed, and an extension passage extending between the predetermined water level limit of the tank and the steam supply line. When water is excessively supplied into the tank over the predetermined water level limit, the excessive amount of water is drained through the extension passage and steam supply line in accordance with air pressure in the air chamber.

Abstract: A spray type drum washing machine including a tub mounted in a cabinet, and adapted to contain wash water therein, a circulation line connected between a portion of the tub and another portion of the tub to circulate wash water through the tub, a pump installed at the circulation line, and adapted to forcibly feed wash water through the circulation line for the circulation of the wash water through the tub, and an atomizing device provided at the circulation line, and adapted to atomize the wash water fed through the circulation line, whereby the wash water to circulate through the tub is supplied in an atomized state into the tub. The wash water can rapidly permeate clothes contained in the drum, so that it can more effectively come into contact with contaminants attached to the clothes. As a result, it is possible to achieve an enhancement in washing and rinsing performances while reducing the consumption of wash water.