System and method for performing caching in a hash store

By employing a dual-layer storage structure and various high-speed cache conflict resolution methods, the problem of low key storage efficiency in storage devices is solved, enabling faster data access and higher system throughput.

CN117591006BActive Publication Date: 2026-06-23SAMSUNG ELECTRONICS CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SAMSUNG ELECTRONICS CO LTD
Filing Date
2023-08-16
Publication Date
2026-06-23

AI Technical Summary

Technical Problem

Existing storage devices are inefficient when accessing data, especially due to wasted memory space and high power consumption caused by storing large amounts of keys, and reduced throughput due to existing conflict resolution methods.

Method used

It adopts a dual-level storage structure, utilizes high-speed cache memory to quickly look up hash key values, and combines multiple types of cache collision resolution methods to reduce access to external memory. It improves lookup efficiency through hashing and traditional cache collision resolution techniques.

Benefits of technology

It improves memory search speed, reduces memory space waste and power consumption, and increases system throughput and access speed.

✦ Generated by Eureka AI based on patent content.

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Abstract

A method of providing a memory device is provided. The method includes identifying a tag address of a tag memory based at least in part on a source index, accessing a cache memory address corresponding to the tag address, comparing tag memory contents and at least a portion of the source index to identify whether a match exists or whether a conflict exists, and obtaining information from the cache memory address in response to identifying whether a match exists or whether a conflict exists.
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