Apple inc. (20240094917). Write Arbiter Circuit with Per-Rank Allocation Override Mode simplified abstract

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Write Arbiter Circuit with Per-Rank Allocation Override Mode

Organization Name

apple inc.

Inventor(s)

Shane J. Keil of San Jose CA (US)

Gregory S. Mathews of Saratoga CA (US)

Rakesh L. Notani of Santa Clara CA (US)

Write Arbiter Circuit with Per-Rank Allocation Override Mode - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240094917 titled 'Write Arbiter Circuit with Per-Rank Allocation Override Mode

Simplified Explanation

The memory control circuit described in the patent application is designed to efficiently handle read and write requests for multiple memory ranks. It allocates write requests to different slots based on the target memory rank and adjusts the number of slots available for a given memory rank during a write turn to improve write efficiency. Additionally, the circuit determines the number of rank switches within a read turn based on whether specific quality-of-service requirements associated with the read requests are being met.

  • Efficient memory control circuit for handling read and write requests for multiple memory ranks
  • Allocates write requests to different slots based on target memory rank
  • Adjusts number of slots available for a memory rank during a write turn to improve efficiency
  • Determines number of rank switches within a read turn based on quality-of-service requirements

Potential Applications

The technology described in this patent application could be applied in various memory systems, such as computer servers, data centers, and high-performance computing systems.

Problems Solved

This technology addresses the challenge of efficiently managing read and write requests for multiple memory ranks, improving overall memory system performance and efficiency.

Benefits

The memory control circuit optimizes write efficiency and ensures quality-of-service requirements are met for read requests, leading to improved performance and responsiveness in memory systems.

Potential Commercial Applications

The technology could be valuable for companies developing high-performance computing systems, data centers, and other memory-intensive applications.

Possible Prior Art

One possible prior art in this field is the use of memory controllers with advanced scheduling algorithms to optimize memory access and improve system performance.

Unanswered Questions

How does the memory control circuit handle conflicting read and write requests for the same memory rank?

The patent application does not provide specific details on how the circuit resolves conflicts between read and write requests targeting the same memory rank.

What impact does the adjustment of slots during a write turn have on overall memory system performance?

The application does not discuss the potential effects of dynamically adjusting the number of slots available for a memory rank during a write turn on the performance of the memory system.


Original Abstract Submitted

a memory control circuit coupled to multiple memory ranks may receive read and write requests for a different ranks of the multiple memory ranks. the memory control may allocate write requests to different slots based on the write requests target memory rank, and may adjust the number of slots available for a given memory rank during a write turn to improve write efficiency. the memory control circuit may also determine a number of ranks switches within a read turn based on whether a particular quality-of-service requirement associated with the read requests is being satisfied.