US Patent Application 17660195. Self-Refresh Arbitration simplified abstract

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Self-Refresh Arbitration

Organization Name

Micron Technology, Inc.


Inventor(s)

Mark Kalei Hadrick of Boise ID (US)


Yu-Sheng Hsu of San Jose CA (US)


John Christopher Sancon of Boise ID (US)


Kang-Yong Kim of Boise ID (US)


Yang Lu of Boise ID (US)


Self-Refresh Arbitration - A simplified explanation of the abstract

  • This abstract for appeared for US patent application number 17660195 Titled 'Self-Refresh Arbitration'

Simplified Explanation

The abstract describes a system for managing self-refresh operations in a memory system with multiple memory components. An arbiter is used to receive self-refresh request signals from a memory controller and authorize the memory components to enter a self-refresh mode. The arbiter ensures that not all memory components enter self-refresh mode simultaneously to prevent exceeding the power threshold. This system can be implemented in a Compute Express Link (CXL) memory module.


Original Abstract Submitted

Described apparatuses and methods relate to self-refresh arbitration. In a memory system with multiple memory components, an arbiter is configured to manage the occurrence of self-refresh operations. In aspects, the arbiter can receive one or more self-refresh request signals from at least one memory controller for authorization to command one or more memory components to enter a self-refresh mode. Upon receiving the one or more self-refresh request signals, the arbiter, based on a predetermined configuration, can transmit one or more self-refresh enable signals to the at least one memory controller with authorization to command the one or more memory components to enter the self-refresh mode. The configuration can ensure that fewer than all memory components simultaneously enter the self-refresh mode. In so doing, memory components can perform self-refresh operations without exceeding an instantaneous power threshold. The arbiter can be included in, for instance, a Compute Express Link™ (CXL™) memory module.