Patent ID: 8200068
Filing Date: 2012-06-12
Classification: G11B,H04N

Abstract:
1. An image recording device, comprising: a plurality of data ports which input streams of image data; a clock port which inputs a clock signal; a storage device for storing the image data and the clock signal; replay means which replays the image data stored in the storage device; clock signal recording means which records a frequency of the clock signal on the storage device; steady data recording means which, for a data port of which the data value has not changed over a predetermined time period, records on the storage device: changing data recording means which, for a data port of which the data value changes within the predetermined time period, records on the storage device the data values of the timing of the clock signal; and port designation means which designates, from among the plurality of data ports, data ports for which recording is to be performed and data ports for which recording is not to be performed, wherein the steady data recording means and the changing data recording means perform recording only for data ports designated by the port designation means as being data ports for which recording is to be performed.