Patent ID: 7880907
Filing Date: 2011-02-01
Classification: H04N

Abstract:
1. A printing system, comprising: a printing device; and an image reading device that is connected to the printing device directly or through a network, wherein: the printing device comprises: a print controller that controls printing by sequentially reserving in a queue a print job requested to be printed through the network or directly from a print-requesting terminal or the image reading device connected to the network; and a print cancel instruction unit that instructs cancellation of a current job being processed from an operation panel of the printing device, printing thereof being currently controlled by the print controller, and the image reading device comprises: a job holding information acquisition unit that polls the printing device to see if the printing device will accept the print job and obtains job holding information indicating a state of the print job reserved in the queue from the printing device based on input to an operation panel of the image reading device; a print request controller that reads original image data from an original and describes the read original image data in a page description language to request printing to the printing device; a processing reserving unit that reserves a print request processing by the print request controller until the print job reserved in the queue runs out when it is judged according to the job holding information obtained by the job holding information acquisition unit that the print job is reserved in the queue, the print job reserved in the queue has not yet been selected for printing; and a cancel instruction unit that allows the image reading device to cancel the print job prior to transmission to the printing device, based on a printer state acquisition request acquired from the printing device, wherein the operation panel of the image reading device and the operation panel of the printing device are distinct.