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. 29, 2026

Filed:

Mar. 09, 2023
Applicant:

Marvell Asia Pte Ltd, Singapore, SG;

Inventors:

Alireza Imani, Carlsbad, CA (US);

Ray Luan Nguyen, Fountain Valley, CA (US);

Geoffrey Hatcher, Lake Forest, CA (US);

Tzu-Fan Wu, Irvine, CA (US);

Assignee:

Marvell Asia Pte Ltd, Singapore, SG;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03F 1/56 (2006.01); H03F 3/193 (2006.01); H03F 3/45 (2006.01); H03H 7/38 (2006.01);
U.S. Cl.
CPC ...
H03F 1/56 (2013.01); H03F 3/193 (2013.01); H03F 3/45179 (2013.01); H03H 7/38 (2013.01); H03F 2200/135 (2013.01); H03F 2200/21 (2013.01); H03F 2200/222 (2013.01); H03F 2200/451 (2013.01); H03F 2203/45018 (2013.01); H03F 2203/45024 (2013.01);
Abstract

In an analog front end (AFE) for a communication receiver, an input matching network is configured to receive a differential input signal. One or more first buffer amplifiers are coupled to the input matching network. A sampler array is coupled to the one or more first buffer amplifiers. The sampler array includes a plurality of instances of track and hold circuitry, each instance of the track and hold circuitry configured to generate an analog output signal. A plurality of second buffer amplifiers are coupled to the sampler array. Each second buffer amplifier comprises respective super source follower (SSF) circuitry and is configured to amplify a respective analog output signal of the sampler array.


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