Patent ID: 7173723
Filing Date: 2007-02-06
Classification: H04N

Abstract:
1. A data controller comprising: first data control means, including packet transmission-reception means, which is connected to a host, a printer, and a scanner, wherien the first data control means is for transmitting and receiveing packets to and from the host, printer, and scanner so that a pluraltiy of logical channels are established at least between the host and the printer, wherien the first data control means is further for controlling transfer of data between the host and the printer and transfer of data between the scanner and the host; and second data control means, including an image data reception section for receiving an original image read by the scanner without an intervention of the host and the packet transmission-reception means, and a conversion-to-command section for converting the original image into data that can be interpreted by the printer and transmitting the converted data to the printer without intervention of the packet transmission-reception means, wherein said first data control means can transfer print data from the host to the printer through the packet transmission-reception means for causing the printer to execute normal print, and the printer can be caused to print the converted data transmitted by the conversion-to-command section without an intervention of the packet transmission-reception means, thereby providing a similar copy to the original image, the plurality of logical channels allowing for the data controller to respond to a plurality of requests simultaneously.