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.:
Date of Patent:
Nov. 24, 2015
Filed:
Jul. 13, 2012
Peter R. Kinget, Summit, NJ (US);
Chunwei Hsu, New York, NY (US);
Shih-an Yu, Taipei, TW;
Karthik Tripurari, New York, NY (US);
Peter R. Kinget, Summit, NJ (US);
Chunwei Hsu, New York, NY (US);
Shih-An Yu, Taipei, TW;
Karthik Tripurari, New York, NY (US);
The Trustees of Columbia University in the City of New York, New York, NY (US);
Abstract
Circuits and methods for a combined phase detector are provided. In some embodiments, circuits for a combined phase detector are provided, the circuits comprising: a tri-state phase frequency detector and charge pump that receives a reference signal and a first input signal, and that produces a first output signal; and a sub-sampling phase detector that receives the reference signal and a second input signal, and that outputs a second output signal, wherein the first output signal and the second output signal are coupled together.