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:
Apr. 16, 2024

Filed:

Jun. 22, 2023
Applicant:

M31 Technology Corporation, Hsinchu County, TW;

Inventors:

Hui Huan Wang, Hsinchu, TW;

Meng Hsuan Wu, Hsinchu, TW;

Assignee:

M31 TECHNOLOGY CORPORATION, Hsinchu County, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03M 1/38 (2006.01); H03K 3/037 (2006.01); H03L 7/08 (2006.01); H03L 7/089 (2006.01); H03L 7/091 (2006.01); H03L 7/099 (2006.01); H03L 7/189 (2006.01);
U.S. Cl.
CPC ...
H03L 7/0807 (2013.01); H03K 3/037 (2013.01); H03L 7/0893 (2013.01); H03L 7/091 (2013.01); H03L 7/0992 (2013.01); H03L 7/0995 (2013.01); H03L 7/189 (2013.01); H03M 1/38 (2013.01);
Abstract

A successive-approximation register (SAR) analog-to-digital converter (ADC) circuit includes a comparator circuit and a plurality of latch circuits. The comparator circuit is configured to compare an analog signal with a plurality of reference levels. The latch circuits, coupled to the comparator circuit and connected in series, are triggered sequentially in response to a plurality of trigger signals, respectively, to store a comparator output of the comparator circuit and accordingly generate a digital signal. A first latch circuit and a second latch circuit of the latch circuits are triggered in response to a first trigger signal and a second trigger signal of the trigger signals, respectively. The first latch circuit is configured to generate the second trigger signal according to the comparator output stored in the first latch circuit.


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