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:
Jul. 01, 2008
Filed:
Jul. 24, 2003
Shinichiro Fujita, Kitakyushu, JP;
Hiroyuki Kanai, Shiouiri, JP;
Tomohiro Uchida, Sapporo, JP;
Mihiro Nonoyama, Kodaira, JP;
Shinichiro Fujita, Kitakyushu, JP;
Hiroyuki Kanai, Shiouiri, JP;
Tomohiro Uchida, Sapporo, JP;
Mihiro Nonoyama, Kodaira, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A data transfer control system includes: a port control section which controls ports Pand Prespectively connected with an electronic instrument PCand an electronic instrument PC; and a bus reset issue section which issues a bus reset. The port Pis set to a disabled state, and then the bus reset is issued to cause the electronic instrument PCto acquire an access right. The port Pis set to an enabled state after the bus reset has been issued and the electronic instrument PChas acquired the access right. After the electronic instrument PChas been detected to be in a suspended state, a resume packet is transferred to the electronic instrument PC. The port Pis set to a disabled state after the power for the data transfer control system has been turned on.