Clock-correcting method and equipment

The invention discloses a clock-correcting method and clock-correcting equipment. The clock-correcting method comprises the following steps of: acquiring the clock information of a current system when a timing cycle comes; comparing the clock information of the current system and the determined refe...

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1. Verfasser: LIANG ENBO
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a clock-correcting method and clock-correcting equipment. The clock-correcting method comprises the following steps of: acquiring the clock information of a current system when a timing cycle comes; comparing the clock information of the current system and the determined reference information of the system clock to obtain the deviation information of a system clock in the current timing cycle; determining the numerical information for every clock correction according to the preset clock correction frequency and the deviation information; and correcting the clock information of the system by using the numerical information when every clock interrupt cycle comes. By the method, the determined numerical information for correcting the clock information of the system every time is small; and the correction of the system clock is realized through a micro-adjustment mode, so that the problem that because the system clock hops suddenly due to large correction numerical information when the sys