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:
Mar. 05, 2024

Filed:

Sep. 05, 2022
Applicant:

Novatek Microelectronics Corp., Hsin-Chu, TW;

Inventor:

Tsen-Wei Chang, Taichung, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); H03G 3/30 (2006.01); G06F 3/044 (2006.01);
U.S. Cl.
CPC ...
G06F 3/04184 (2019.05); G06F 3/0412 (2013.01); G06F 3/04164 (2019.05); G06F 3/044 (2013.01); H03G 3/30 (2013.01);
Abstract

A signal processing circuit includes a driving signal generator and an encoder. The driving signal generator is configured to generate a driving signal. The encoder includes a multiplexer, a plurality of driver/receiver circuits and a summation circuit. The multiplexer is configured to receive multiple sensing signals in response to the driving signal. Among the driver/receiver circuits, a first driver/receiver circuit is configured to receive at least one first sensing signal, and apply a first gain to the first sensing signal to generate a first encoded signal; and a second driver/receiver circuit is configured to receive at least one second sensing signal other than the first sensing signal, and apply a second gain different from the first gain to the second sensing signal to generate a second encoded signal. The summation circuit is configured to sum up the first encoded signal and the second encoded signal to generate an encoded data.


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