Patent ID: 7187459
Filing Date: 2007-03-06
Classification: G06F

Abstract:
1. A printing system including a printer and a plurality of computers each send print data to said printer, wherein: each of said plurality of computers comprises: a storage means for storing a program required for printing processing of the printer; and a means for acquiring information regarding a program stored in the printer, previous to sending print data, for judging whether sending of the program stored in the computer is required, and for sending the program based on a result of the judgment; and said printer comprises a means for preventing reception of print data or a program from computers other than any one computer when print data or said program is received from said one computer, for storing the received program inside the printer, when a received object is the program, and for performing printing processing based on the received print data, according to the program stored inside the printer, when the received object is the print data.