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. 04, 2017

Filed:

Sep. 25, 2014
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Matthew Levi Severson, Austin, TX (US);

Shih-Hsin Jason Hu, San Diego, CA (US);

Dipti Ranjan Pal, San Diego, CA (US);

Madan Krishnappa, San Diego, CA (US);

Jeffrey Gemar, San Diego, CA (US);

Noman Ahmed, San Diego, CA (US);

Mohammad Tamjidi, San Diego, CA (US);

Mark Kempfert, San Francisco, CA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/32 (2006.01); G06F 1/26 (2006.01); G06F 9/44 (2006.01);
U.S. Cl.
CPC ...
G06F 1/26 (2013.01); G06F 1/32 (2013.01); G06F 1/3287 (2013.01); G06F 9/4405 (2013.01);
Abstract

A method for operating an electronic apparatus is provided. The method includes receiving a token, activating a power switch for powering up a core in response to the receiving the token, and outputting the token based on a state of powering up the core. The outputting of the received token is delayed until the state of powering up the core is reached. In one aspect, an electronic apparatus includes a power switch configured to power up to a core is provided. A power-switch control circuit is configured to receive a token, activate the power switch for powering up the core in response to receiving the token, output the received token based on a state of powering up the core. The outputting of the received token is delayed until the state of powering up the core is reached. A plurality of the power-switch control circuits is configured as a ring.


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