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.:

US 6801472 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 05, 2004

Filed:

Mar. 28, 2003
Applicant:
Inventor:

Joong-Ho Lee, Ichon-shi, KR;

Assignee:

Hynix Semiconductor Inc., Ichon-shi, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 8/00 ;
U.S. Cl.
CPC ...
G11C 8/00 ;
Abstract

A register-controlled delay locked loop (RDLL) circuit for area reduction, includes a first clock buffer for generating a falling clock signal, which is activated at a rising edge of an inverted external clock signal, a second clock buffer for generating a rising clock signal, which is activated at a rising edge of an external clock signal, a clock multiplexer for outputting a single clock signal made by combining the falling clock signal and the rising clock signal, a delay line for delaying the single clock signal to generate a delayed single clock signal, and a controller for controlling the delay line so as to adjust amount of delay of the single clock signal.


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Lee, Joong-Ho. (2004). Rdll circuit for area reduction (U.S. Patent No. 6801472). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6801472

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