Patent ID: 7595897
Filing Date: 2009-09-29
Classification: H04N

Abstract:
1. A double-side image forming apparatus comprising: a storage unit which stores data, the data including image data; an image forming unit which forms an image on a recording medium on the basis of the data stored in the storage unit; a transporting unit which transports the recording medium and turns upside down the recording medium, a first side of which the image has been formed; an image data compression unit which compresses at least a portion of the image data stored in the storage unit; a determining unit which determines whether the image data will undergo a storage process after a compression process or the image data will undergo the storage process without the compression process; and an image data storage unit which: wherein: when the uncompressed image data is read from the storage unit for forming an image on a recording medium, the uncompressed image data is inverted and the image forming unit forms an image on a recording medium based on the inverted image data; when the compressed image data is read from the storage unit for forming an image on a recording medium, the compressed image data is expanded and the image forming unit forms an image on a recording medium based on the expanded image data.