Updating a refresh period and an update period in a wideio device stacked on a system on a chip
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United States of America Patent
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Sep 26, 2017
Grant Date -
May 5, 2016
app pub date -
Aug 1, 2014
filing date -
Aug 20, 2013
priority date (Note) -
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Abstract
An information processing apparatus, equipped with a WideIO memory device stacked on an SOC die including a CPU, and a method of controlling the same, are provide. The apparatus obtains temperature information of each of a plurality of memories of the WideIO memory device, and generates temperature distribution information of the WideIO memory device in accordance with respective execution of a plurality of function modules. Then, the apparatus determines a refresh rate of the WideIO memory device based on the maximum temperature of the WideIO memory device, decides a period, at which the refresh rate is determined, based on an operation mode of the information processing apparatus and a change rate of the maximum temperature for a predetermined time interval, and refreshes the WideIO memory device in accordance with the determined refresh rate.
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