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. 08, 2022

Filed:

Dec. 24, 2020
Applicant:

Realtek Semiconductor Corporation, Hsinchu, TW;

Inventors:

Chun-Chieh Chan, Hsinchu, TW;

Heng-Yi Chen, Hsinchu, TW;

Hsing-Yu Lin, Hsinchu, TW;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/32 (2019.01); G06F 1/06 (2006.01); G06F 1/08 (2006.01); G06F 1/3296 (2019.01); G06F 1/3287 (2019.01); G06F 1/324 (2019.01);
U.S. Cl.
CPC ...
G06F 1/3296 (2013.01); G06F 1/06 (2013.01); G06F 1/08 (2013.01); G06F 1/324 (2013.01); G06F 1/3287 (2013.01);
Abstract

A chip includes a receiving, a transmission, a control, and a switch circuit. The receiving circuit is operated at a first voltage and receives a first data. The transmission circuit is operated at the first voltage. Under general mode, the control circuit is operated at a second voltage and generates a second data to the transmission circuit according to the first data. The control circuit includes a first clock source configured to provide a first clock under general mode. The control circuit is operated according to the first clock. Under general mode, the switch circuit is operated at the first voltage, and controls the second voltage to pause the second voltage supplying to the control circuit to enter sleep mode. Under sleep mode, the switch circuit controls the supply of the second voltage to the control circuit according to the first data to return to general mode.


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