Patent 7200808 was granted and assigned to Sony on April, 2007 by the United States Patent and Trademark Office.
An electronic document processor is provided in which a controller sets a size of an abstract display area, in an entire display area, according to an input supplied to an input unit, determines an abstract length based on the set abstract display area size, generates, from an electronic document, an abstract having a length which falls within the abstract display area, and displays the generated abstract in the set abstract display area.