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:
Dec. 14, 2010

Filed:

Oct. 21, 2008
Applicant:

Eui-seung Kim, Suwon-si, KR;

Inventor:

Eui-Seung Kim, Suwon-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B 5/24 (2006.01); H03K 3/02 (2006.01); H03K 3/023 (2006.01); H03K 3/0233 (2006.01); H03K 3/027 (2006.01); H03K 3/037 (2006.01); H03L 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A relaxation oscillator compensates for system delay. The relaxation oscillator includes first and second input signal units that generates first and second capacitor voltages, a delay compensation unit that receives a reference voltage and the first and second capacitor voltages and that generates a compensation voltage. In certain embodiments, a voltage generating unit applies the reference voltage to the delay compensation unit, and a latch unit stores first and second comparison signals compared by the first and second input signal units and transmits a clock signal and a inverted clock signal to the first and second input signal units. The first and second input signal units compare the first and second capacitor voltages with a compensation voltage transmitted from the delay compensation unit.


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