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.

Date of Patent:
Feb. 08, 2005

Filed:

Jul. 22, 2003
Applicants:

Chung-hsiao R. Wu, Sunnyvale, CA (US);

Jyh-ming Jong, Saratoga, CA (US);

Inventors:

Chung-Hsiao R. Wu, Sunnyvale, CA (US);

Jyh-Ming Jong, Saratoga, CA (US);

Assignee:

Sun Microsystems, Inc., Palo Alto, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C007/00 ;
U.S. Cl.
CPC ...
Abstract

A data strobe receiver that includes a first comparator. The first comparator has a first input that is coupled to a first reference voltage. The first comparator has a second input that is coupled to a data strobe. The first comparator also has an output. The data strobe receiver also includes a delay element. The delay element has an input that is coupled to the output of the first comparator. The delay element also has an enable input and an output. The data strobe receiver also includes a second comparator. The second comparator has a first input that is coupled to a second voltage reference. The second comparator has a second input that is coupled to the data strobe. The second comparator also has an output. The data strobe receiver also includes a divide-by-X-counter, where X is an integer greater than 1 and less than 129. The divide-by-X-counter has an input that is coupled to the output of the second comparator.


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