Qualcomm incorporated (20240160576). HOST PERFORMANCE BOOSTER L2P HANDOFF simplified abstract

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HOST PERFORMANCE BOOSTER L2P HANDOFF

Organization Name

qualcomm incorporated

Inventor(s)

Madhu Yashwanth Boenapalli of Hyderabad (IN)

Surendra Paravada of Hyderabad (IN)

Sai Praneeth Sreeram of Anantapur (IN)

HOST PERFORMANCE BOOSTER L2P HANDOFF - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240160576 titled 'HOST PERFORMANCE BOOSTER L2P HANDOFF

Simplified Explanation

Methods for synchronizing logical-to-physical (L2P) tables before entering a hibernate mode are disclosed in the patent application. The host controller of a computing device may determine if the L2P tables stored in DRAM and SRAM are out of synchronization, retrieve modified L2P map entries, and update the tables before entering hibernate mode.

  • Determining synchronization status:
 * The host controller checks if the L2P tables in DRAM and SRAM are in sync.
 * If the tables are out of sync, further actions are taken to update them.
  • Retrieving and updating L2P map entries:
 * Modified L2P map entries are retrieved from the SRAM.
 * The host controller updates the DRAM L2P table with the modified entries.
  • Entering hibernate mode:
 * The actions are performed before the UFS device enters hibernate mode.
 * This ensures that the L2P tables are synchronized before the device goes into hibernation.

Potential Applications

This technology can be applied in various computing devices that utilize L2P tables for storage management. It can improve the efficiency and reliability of data storage operations, especially when transitioning into low-power modes like hibernate.

Problems Solved

1. Ensures data integrity: By synchronizing L2P tables before entering hibernate mode, the risk of data corruption or loss is minimized. 2. Improves system performance: Keeping the L2P tables updated ensures smooth operation and faster access to stored data.

Benefits

1. Enhanced data reliability: The synchronization process reduces the chances of data inconsistencies. 2. Optimal system performance: By updating the L2P tables, the computing device can operate efficiently even after coming out of hibernate mode.

Potential Commercial Applications

This technology can be beneficial for manufacturers of computing devices, especially those focusing on data storage solutions. It can be integrated into various devices like smartphones, tablets, laptops, and IoT devices to enhance their storage management capabilities.

Possible Prior Art

One possible prior art could be the use of similar synchronization techniques in other storage management systems, although the specific method described in this patent application may be novel in its approach.

Unanswered Questions

How does this technology impact power consumption in computing devices?

The article does not delve into the potential effects of this synchronization process on the power consumption of the computing device. It would be interesting to know if there are any power-saving benefits associated with this method.

Are there any potential security implications of synchronizing L2P tables in this manner?

The article does not address the security aspects of synchronizing L2P tables before entering hibernate mode. It would be important to understand if there are any security risks or vulnerabilities that could arise from this process.


Original Abstract Submitted

methods that may be performed by a host controller of a computing device for synchronizing logical-to-physical (l2p) tables before entering a hibernate mode are disclosed. embodiment methods may include determining whether a first l2p table stored in a dynamic random-access memory (dram) communicatively connected to the host controller is out of synchronization with a second l2p table stored in a static random-access memory (sram) of a universal flash storage (ufs) device communicatively connected to the host controller via a link. if the first and second l2p tables are out of synch, the host controller may retrieve at least one modified l2p map entry from the second l2p table when the ufs device is configured to enter a hibernate mode from the ufs device, and update the first l2p tabled with the at least one modified l2p map entry before the link and the ufs device enter the hibernate mode.