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:
Jan. 01, 2013
Filed:
May. 17, 2012
Takahide Baba, Hyogo, JP;
Takahide Baba, Hyogo, JP;
Panasonic Corporation, Osaka, JP;
Abstract
Provided is a memory interface circuit connected to a memory device that outputs a first data signal, and including: a first delay unit delaying a first strobe signal outputted from the memory device by a first delay amount to generate a first delayed strobe signal; a first data latch unit latching the first data signal as a first latched data signal in synchronization with the first delayed strobe signal; a first range calculating unit calculating a first delay range width that is a width of a range of values of the first delay amount which allow the first data latch unit to correctly latch the first data signal as the first latched data signal; and a drive capability setting unit adjusting the drive capability of the memory device so as to widen the first delay range width.