The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 03, 2007
Filed:
Apr. 11, 2003
Hiroshi Uemura, Tokyo, JP;
Hiroshi Uemura, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
In a connection form of PC-printer-digital camera, for example, to enable a printing function from a PC to a printer, a direct printing function from a digital camera to a printer, and a function of directly transferring image data on a memory card of the digital camera to storage means on the PC, without changing the connection of each device, a printer comprises a virtual USB function which receives data from a PC directly connected via a communication line, a USB host which requests a digital camera also directly connected via the communication line for a data transfer and obtains data, a USB function capable of inputting and outputting the data received by the virtual USB function and the data obtained by the USB host, respectively, and a virtual USB function which transfers the data obtained from the digital camera to the PC.