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:
Jun. 28, 2016

Filed:

Jun. 24, 2015
Applicant:

SK Hynix Inc., Gyeonggi-do, KR;

Inventors:

Han-Kyu Chi, Gyeonggi-do, KR;

Taek-Sang Song, Gyeonggi-do, KR;

Assignee:

SK Hynix Inc., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 27/00 (2006.01); H04L 7/00 (2006.01); H03K 5/135 (2006.01); H03K 5/00 (2006.01);
U.S. Cl.
CPC ...
H04L 7/0025 (2013.01); H03K 5/135 (2013.01); H04L 7/0008 (2013.01); H03K 2005/00052 (2013.01);
Abstract

A phase interpolator circuit that includes an interpolator suitable for generating synthesized clocks through synthesizing two multi-phase clocks; and an interpolation code generator suitable for generating an interpolation code for controlling the interpolator in response to a shift request. The interpolation code generator generates the interpolation code so that a (K+1)-th multi-phase clock is output as the synthesized clock when a phase of the synthesized clock is to be changed from a phase between K-th and (K+1)-th multi-phase clocks to a phase between (K+1)-th and (K+2)-th multi-phase clocks in response to a multi-shift-up request.


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