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:
Oct. 21, 2008
Filed:
Oct. 12, 2007
Kenji Kozakai, Tachikawa, JP;
Yuusuke Jono, Higashiyamato, JP;
Motoki Kanamori, Kodaira, JP;
Kazunori Furusawa, Kodaira, JP;
Atsushi Shikata, Higashimurayama, JP;
Yosuke Yukawa, Kokubunji, JP;
Kenji Kozakai, Tachikawa, JP;
Yuusuke Jono, Higashiyamato, JP;
Motoki Kanamori, Kodaira, JP;
Kazunori Furusawa, Kodaira, JP;
Atsushi Shikata, Higashimurayama, JP;
Yosuke Yukawa, Kokubunji, JP;
Renesas Technology Corp., Tokyo, JP;
Abstract
A memory card () includes an electrically rewritable non-volatile memory (), a data processor () having a function of executing instructions, and managing the allocation of file data in the non-volatile memory, an interface control circuit () having a function of establishing an external interface, for controlling the execution of instructions by the data processor in response to external commands and for controlling access to the non-volatile memory and a buffer memory () for temporarily storing the file data. The interface control circuit includes command control means for decoding a first command externally supplied and for instructing the data processor to fetch an instruction from the buffer memory and to operate.