Patent ID: 7287292

Claim:
A washing machine control method comprising steps of: detecting a first amount of laundry upon initiating a washing step; determining a first water level based upon the first laundry amount; supplying water to the washing machine up to the first water level after the first water level is determined; detecting a second amount of laundry after water is supplied to the washing machine; determining a first wash pattern based upon the second laundry amount; calculating a first differential between the first and second laundry amounts; and comparing the calculated first differential to a first predetermined value; when the first differential is greater than the first predetermined value, detecting a third amount of laundry; calculating a second differential between the second and third laundry amounts; and comparing the calculated second differential to a second predetermined value; when the second differential is not greater than the second predetermined value, determining a second water level and a second wash pattern based upon the third laundry amount and adjusting the first water level and the first wash pattern to the second water level and the second wash pattern.