A digital camera capable of performing accurate document reading, and a document processing system utilizing the digital camera. In the document processing system, a document is divided into blocks and each block is sensed by a CCD 103; perspective correction is performed on the image data of each of...http://www.google.de/patents/US6812995?utm_source=gb-gplus-sharePatent US6812995 - Digital camera and document processing system using the digital camera
