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:
Jul. 05, 2016

Filed:

May. 08, 2014
Applicant:

Samsung Electronics Co., Ltd., Suwon-Si, Gyeonggi-Do, KR;

Inventors:

Junhan Bae, Yongin-si, KR;

Kee-won Kwon, Suwon-si, KR;

Kyoungho Kim, Hwaseong-si, KR;

Jung Hoon Chun, Suwon-si, KR;

Youngsoo Sohn, Seoul, KR;

Seok Kim, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/087 (2006.01); H03L 7/081 (2006.01); H03L 7/085 (2006.01); H03L 7/099 (2006.01); H03L 7/10 (2006.01); H03L 7/107 (2006.01);
U.S. Cl.
CPC ...
H03L 7/087 (2013.01); H03L 7/081 (2013.01); H03L 7/085 (2013.01); H03L 7/0995 (2013.01); H03L 7/104 (2013.01); H03L 7/107 (2013.01); H03L 7/1072 (2013.01);
Abstract

A phase-rotating phase locked loop (PLL) may include first and second loops that share a loop filter and a voltage controlled oscillator in order to perform the operation of a phase-rotating PLL, the first and second loops configured to activate in response to an enable signal. The PLL may further include a phase frequency detection controller configured to provide the enable signal to the first and second loops in response to a transition of a coarse signal that may be applied as a digital code.


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