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. 27, 2026

Filed:

Jun. 26, 2024
Applicant:

Microsoft Technology Licensing, Llc, Redmond, WA (US);

Inventors:

Ravi Shivnaraine, Pickering, CA;

Charles Walter Boecker, Ames, IA (US);

Michael Raymond Trombley, Cary, NC (US);

Eric Douglas Groen, Ankeny, IA (US);

Simon S. Li, Cupertino, CA (US);

Shankar Srinivasa Tangirala, Mountain View, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/10 (2006.01); G06F 1/06 (2006.01); G06F 13/42 (2006.01); G06F 15/78 (2006.01);
U.S. Cl.
CPC ...
G06F 1/10 (2013.01); G06F 1/06 (2013.01); G06F 13/4282 (2013.01); G06F 15/7807 (2013.01);
Abstract

Systems and methods are disclosed for clock phase calibration between source logic and a coupled serial data link transmitter, enabling low-latency synchronization into the transmitter. In calibration mode, a phase relationship is monitored between a first clock, driving the source logic, and a second clock, tightly synchronized with a serial clock of the data link. The first clock is adjusted to a first phase at which the first and second clocks are aligned. The first clock phase is set for operation mode based on the first phase. Monitoring uses a D-type flip-flop as a phase detector. Adjustment is in steps of half the serial clock period. Variations are disclosed.


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Shivnaraine, Ravi. (2026). Data link transmitter calibration (U.S. Patent No. 12775303). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12775303

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