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:
Oct. 03, 2023

Filed:

Apr. 24, 2020
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Inventors:

Mohammed Abdulaziz, Lund, SE;

Henrik Sjöland, Lund, SE;

Tony Påhlsson, Lund, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04F 10/00 (2006.01); H03L 7/08 (2006.01);
U.S. Cl.
CPC ...
G04F 10/005 (2013.01); H03L 7/08 (2013.01);
Abstract

A Time to Digital Converter (TDC) arrangement includes a first delay circuit configured to receive a signal with N phases; a set of phase detectors configured to compare each phase of the signal with a reference signal; a logic circuit configured to receive output signals from the set of phase detectors and detect which phase signal that is the closest signal leading or lagging the reference signal; a first multiplexer configured to receive outputs from the first delay circuit and the logic circuit; a second delay circuit configured to delay the reference signal; a TDC configured to receive output signals from the first multiplexer and the second delay circuit; an adder configured to sum outputs from the logic circuit and the TDC and generate an output signal of the TDC arrangement.


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