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:
Jan. 16, 2001

Filed:

Sep. 03, 1998
Applicant:
Inventors:

Hsien-Yueh Hsu, Taipei, TW;

Tien-Wei Lin, Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/08 ;
U.S. Cl.
CPC ...
G06F 1/08 ;
Abstract

A system clock switch circuit for a computer main board sends a reset signal to the chipset from the clock generator or a additional reset signal generator as soon as the system clock frequency is changed by the CPU. In result, the computer main board restarts with a new system clock frequency after the reset signal is canceled to avoid the malfunctions caused by the non-synchronization between the system clock frequency and the clock frequencies of peripherals.


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