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. 09, 2024

Filed:

Aug. 21, 2023
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 7/081 (2006.01); H03L 7/183 (2006.01);
U.S. Cl.
CPC ...
G04F 10/005 (2013.01); H03L 7/0818 (2013.01); H03L 7/183 (2013.01);
Abstract

A time-to-digital converter (TDC) circuitry for converting a phase difference between an input reference signal and an input clock signal to a digitally represented output signal. The TDC circuitry comprises multiple constituent TDCs, a reference signal provider, and a digital signal combiner. Each TDC is configured to convert a phase difference between a constituent reference signal and a constituent clock signal to a digitally represented constituent output signal. The reference signal provider is configured to provide the respective constituent reference signals to each of the TDCs. In at least a parallel operation mode of the TDC circuitry, each respective constituent reference signal comprises a respectively delayed version of the input reference signal with different respective delays for at least two of the respective constituent reference signals. The digital signal combiner is configured to provide the digitally represented output signal based on the digitally represented constituent output signals of the TDCs.


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