Status information acquisition from plural functions...

Details Status information acquisition from plural functions... Status information acquisition from plural functions...

2007-11-13

2007-11-13

Williams, Kimberly A. (Department: 2625)

Facsimile and static presentation processing

Static presentation processing

Communication

C358S442000

Reexamination Certificate

active

10414859

ABSTRACT:
An image processing apparatus comprising: a data processing unit such as a printing unit; a first interface having a plurality of logical channels for connecting with an external processing apparatus; a second interface, compliant with the same communication standard as the first interface and having a plurality of logical channels that have a different configuration from the first interface, for connecting with the data processing unit; and a control unit for controlling data transfer between the first interface and the second interface is provided. The control unit controls to acquire status information of the data processing unit via a first logical channel of the second interface in response to a request command of status information of the data processing unit which is received from the external processing apparatus via the first interface, and acquire status information of the data processing unit via a second logical channel of the second interface at predetermined timing regardless of existence/absence of a request command of status information from the external processing apparatus.

REFERENCES:
patent: 6490052 (2002-12-01), Yanagidaira
patent: 6711626 (2004-03-01), Okada
patent: 7-288625 (1995-10-01), None
patent: 2001-222503 (2001-08-01), None
patent: 2002-077499 (2002-03-01), None
“Universal Serial Bus Specification Revision 1.1”, Compaq Intel Microsoft NEC, pp. 21-23, Sep. 1998.

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