Patent ID: 7116305

Claim:
A method of driving a display panel having multiple row lines and multiple column lines, said method comprising steps of: driving said multiple column lines while a driver is driving one of said multiple row lines in a row selection period, based on display data read from a display memory, wherein said row selection period includes: an accessing period for accessing said display memory to read display data for said column lines (said display data referred to as column line data) and outputting said column line data to said driver; and an idling period for making no access to said display memory, such that each of row selection periods for selecting said multiple row lines includes said idling period at the beginning of said row selection period and said accessing period at the end of said idling period; and reading the column line data for the next row line to be displayed during the next row selection period from the display memory in time intervals within said accessing period, each of said intervals shorter than said accessing period.