Memory Capacity Adjustment Factors With Numerator-Denominator Fields

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Solution Overview

Problem

Existing techniques for determining and indicating a capacity adjustment factor for memory systems lack accuracy, leading to underutilization and incompatibility with existing host systems.

Innovation Solution

A two-part parameter system is introduced, where a first field indicates a numerator and a second field indicates a denominator of the capacity adjustment factor, allowing for accurate representation while maintaining compatibility with existing systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a single-field parameter is used to indicate capacity adjustment factor, then device complexity is reduced, but measurement precision deteriorates

Engineering Contradiction:
Improveparameter structureVSAvoidcapacity adjustment factor precision
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The capacity adjustment factor indication is segmented into two separate fields: a first field indicating the numerator and a second field indicating the denominator. This segmentation allows precise representation of the capacity adjustment factor as a fraction while maintaining clear and structured data organization, resolving the contradiction between simplicity and precision.

Inventive Principle:
Principle #1Segmentation

2Productivity

If accurate capacity adjustment factor indication is implemented, then memory utilization is improved, but compatibility with existing host systems deteriorates

Engineering Contradiction:
Improvememory utilizationVSAvoidhost system compatibility
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The two-field parameter structure is designed to be universally compatible with existing host systems while enabling accurate capacity adjustment factor indication. The first and second fields can be interpreted as numerator and denominator respectively, allowing precise fractional representation. This multi-functional design ensures both accurate memory capacity indication and broad host system compatibility, resolving the contradiction between precision and adaptability.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20250306785A1Accurate capacity adjustment factor
Publication Date: 2025.10.02 MICRON TECHNOLOGY INC
  • US20250306785A1 patent drawing
  • US20250306785A1 patent drawing
  • US20250306785A1 patent drawing

AI summary

Methods, systems, and devices for accurate capacity adjustment factor are described. A request for a memory system to signal a capacity of the memory system may be received. Based on the request, a message indicating a capacity of a section of memory in the memory system that includes multiple-level cells may be transmitted to the host system. The message may include a first indication of a potential capacity of the multiple-level cells and a second indication of a configured capacity of the multiple-level cells.