Digital duty cycle correction circuit

US9071237B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9071237-B2
Application numberUS-201414207751-A
CountryUS
Kind codeB2
Filing dateMar 13, 2014
Priority dateMar 15, 2013
Publication dateJun 30, 2015
Grant dateJun 30, 2015

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  2. Abstract

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Abstract

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A digital duty cycle correction circuit includes a duty cycle controller and a digital duty control code generator. The duty cycle controller generates first and second output clock signals by compensating duty cycles of first and second input clock signals based on a digital duty control code. The digital duty control code generator generates the digital duty control code based on a frequency value obtained by converting duty cycle information of the first output clock signal and the second output clock signal.

First claim

Opening claim text (preview).

What is claimed is: 1. A digital duty cycle correction circuit comprising: a duty cycle controller configured to generate a first output clock signal and a second output clock signal by compensating a duty cycle of a first input clock signal and a duty cycle of a second input clock signal based on a digital duty control code, the first and second input clock signals being a pair of differential signals, the first and second output clock signals being a pair of differential signals…

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What does patent US9071237B2 cover?
A digital duty cycle correction circuit includes a duty cycle controller and a digital duty control code generator. The duty cycle controller generates first and second output clock signals by compensating duty cycles of first and second input clock signals based on a digital duty control code. The digital duty control code generator generates the digital duty control code based on a frequency …
Who is the assignee on this patent?
Samsung Electronics Co Ltd
What technology area does this patent fall under?
Primary CPC classification H03K5/1565. Mapped technology areas include Electricity.
When was this patent published?
Publication date Tue Jun 30 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).