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:
Sep. 15, 2026

Filed:

Jun. 11, 2024
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Jongmi Lee, Suwon-si, KR;

Seongeun Cho, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 3/00 (2006.01);
U.S. Cl.
CPC ...
H03M 3/458 (2013.01); H03M 3/39 (2013.01);
Abstract

Disclosed is a loop filter, comprising, a first single-amplifier biquad (SAB) integrator configured to apply an integration operation to an in-phase (I) input signal; a second SAB integrator configured to apply an integration operation to a quadrature (Q) input signal; a first cross-coupled path between an output terminal of the first SAB integrator and an input side of the second SAB integrator and configured to apply a first gain to an output voltage of the first SAB integrator; and a second cross-coupled path between an output terminal of the second SAB integrator and an input side of the first SAB integrator and configured to apply a negative of the first gain to an output voltage of the second SAB integrator.


Find Patent Forward Citations

Lee, Jongmi. (2026). Sab based loop filter with cross-coupled structure and adc including the same (U.S. Patent No. 12738956). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12738956

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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