Goldstar, Co., Ltd.

Hae Y Chung

Young Hoon Roh

Byeong Hoon Lee

Hyung Sun Kim

Jung Hoon Kim

Jung Ho Kim

Hyung Sup Kim

Washing machine having punch-washing function

The invention relates to a pulsator with an improved structure and more particularly to a pulsator having punching function used in the washing machine. The pulsator of the present invention is composed of such improved structure that a rotating member has a guiding dimple formed on the its upper end surface, and an elevating member has a guiding protrusion projected from the inner surface. According to such pulsator, non-symmetrical water flow and up-and-down water flow can be generated easily so that the entanglement of the washing articles can be minimized, and the washing is carried out effectively.

An apparatus for and a method of controlling a water flow in a washer, capable of generating drive patterns for an agitator by utilizing a branching phenomenon occurring in solutions of a function having one parameter. The method comprises the first step of determining the number of times (N) operating solutions of a function having one parameter until solutions periodically repeated are obtained from the function, an initial value of the function, a parameter of the function determined according to a selected operation mode, the total number of solutions of the function, and the number of times (I) executing drive patterns for a predetermined washing operation time, the second step of inputting the initial value as a variable of the function, inputting the parameter, deriving a solution of the function, based on the inputted initial value and parameter, inputting the solution as the variable of the function,.and repeatedly executing the above operation procedure of this step for the number of times (N), the third step of executing the operation procedure of the second step again, generating a driving pattern, and then repeatedly executing the above procedure of this step for the predetermined total number of solutions, and the fourth step of repeatedly executing the above procedures following the first step for the number of times (I).

Apparatus for and method of controlling water flow in washer

A method of and an apparatus for controlling a washing operation of a washer wherein a correlation coefficient is derived from data indicative of a turbidity of a washing water. The correlation coefficient is compared with reference data experimentally obtained, for determining all information required to control the washer such as the kind of a detergent used, an amount of the detergent, a washing time and a water flow intensity. The method includes a first procedure of checking an operation mode of the washer selected by a user, a second procedure of starting a washing operation when the operation mode checked is a washing mode, sampling, at predetermined time intervals, turbidity data supplied from turbidity sensing means equipped in the washer until the washer starts to operate at a stable state, and stores the turbidity data sampled, a third procedure of analyzing the turbidity data stored at the second procedure and operating a correlation coefficient of the turbidity data; and a fourth procedure of comparing the correlation coefficient operated at the third procedure with reference data and determining various information required to control the washer, based on the result of the comparison.

Method of and apparatus for controlling washing operation of washer

An apparatus for and a method of controlling a fan, capable of generating a drive pattern of the fan by utilizing a branching phenomenon occurring in a solution of a parameter function. The method comprises the first step of determining the number of times (N) operating solutions of a function having one parameter until solutions periodically repeated are obtained from the function, an initial value of the function, a parameter of the function determined according to an operation mode selected by a user, the total number of solutions of the function, and the number of times (I) executing fan drive patterns for a predetermined fan drive time, the second step of inputting the initial value as a variable of the function, inputting the parameter, deriving a solution of the function, based on the inputted initial value and parameter, inputting the solution as the variable of the function, and repeatedly executing the above operation procedure of this step for the number of times (N), the third step of executing the operation procedure of the second step again, generating a fan driving pattern, and then repeatedly executing the above procedure of this step for the predetermined total number of solutions, and the fourth step of repeatedly executing the above procedures following the first step for the number of times (I).

Apparatus for and method of controlling a fan utilizing a branching

A method of and an apparatus for controlling a washer capable of reducing errors of information required to control the washer to precisely control the washer and preventing a malfunction of the washer to improve a reliance of the washer, by analyzing various and complex data, deriving a correlation coefficient of the data according to the result of the analysis, and determining information required to control the washer, based on the correlation coefficient. The control apparatus includes a sensing unit having sensors for outputting data about various operation conditions of the washer such as a water level, a clothes quality and the kind of a detergent, a clothes amount, and a polluted degree of a washing water. A correlation coefficient operating unit is connected to the sensing unit. The correlation coefficient operating unit serves to analyze the data outputted from the sensors so as to operate correlation coefficients of the data. To the correlation coefficient operating unit, a microprocessor is connected which serves to compare each of the correlation coefficients obtained by the correlation coefficient operating unit with corresponding reference data experimentally obtained and determine information required to control the washer, based on the result of the comparison.

Apparatus for controlling washer

An apparatus for and a method of determining a twist of clothes being washed in a washer, wherein a sensing signal indicative of the twist of clothes is analyzed, to determine whether the clothes twist signal is a meaningful signal or a noise, so that when the clothes twist signal is the meaningful signal, an operation in a clothes untwisting mode is carried out for minimizing a damage of the clothes. The apparatus includes a clothes twist sensing unit for sensing a torque occurring at a drive shaft due to the distribution of impact applied to an agitator and generating a clothes twist signal according to the sensed torque, a correlation coefficient operating unit for converting the clothes twist signal into a digital signal indicative of a state value of the clothes twist signal, analyzing the state value of the clothes twist signal, and operating a correlation coefficient to be used for determining whether the clothes twist signal is a meaningful signal or a noise, based on the analysis, and a microprocessor for performing a control for executing a clothes untwisting mode, when the clothes twist signal is the meaningful signal, from the correlation coefficient outputted from the correlation coefficient operating unit.

Apparatus for and method of determining twist of clothes being washed in

Clothes quality determining apparatus and method capable of analyzing a sensing signal indicative of the quality of clothes to be washed in a washer, to determine whether the clothes quality signal is a clothes quality signal or a noise, and controlling a rotation force of the washer according to the determined clothes quality signal, thereby minimizing a damage of clothes. The apparatus includes a clothes quality sensing unit for sensing the quality of clothes from the magnitude of an impact generated by the clothes and generating a clothes quality signal, a correlation coefficient operating unit for analyzing the clothes quality signal outputted from the clothes quality sensing unit and outputting a correlation coefficient for determining whether the clothes quality signal is a meaningful signal or a noise, and a microprocessor for controlling a rotation speed of the washer according to the clothes quality signal, when the clothes quality signal currently inputted is determined to be the meaningful signal, from the correlation coefficient.

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Seoul, South Korea

Hae Y Chung