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:
Nov. 16, 2010
Filed:
Dec. 12, 2007
Applicant:
Nobuhiko Omori, Gyoda, JP;
Inventor:
Nobuhiko Omori, Gyoda, JP;
Assignees:
Sanyo Electric Co., Ltd., Osaka, JP;
Sanyo Semiconductor Co., Ltd., Gunma, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A delay time of a reference clock CLK is changed to generate a memory control clock CLKd, a data value output from a write data generating section is written in a memory based on the memory control clock CLKd, while successively changing the delay time of the memory control clock CLKd with respect to the reference clock CLK, the data value written in the memory is read, and the delay time suitable for access to the memory is selected from the delay time of the memory control clock CLKd with respect to the reference clock CLK based on a comparison result of the data values.