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Samsung patents storage method using bit maps to manage writes

Samsung describes a storage device that uses a processing circuit to check two specific lists, or bit maps, before saving data. The system verifies that a storage element is ready for writing and that a specific control line is active before performing the operation.

Why it mattersThis filing details a routine method for managing data writes in nonvolatile memory, which is a standard part of how modern storage chips operate.

In the filing’s own words

A storage device. In some embodiments, a storage device includes: a first and a second storage element; and a processing circuit, configured to perform a method, including: determining that a first bit of a storage element availability bit map is set, the first bit corresponding to the first storage element, the first bit of the storage element availability bit map indicating that the first storage element is available to perform a write operation; determining that a first bit of a first super select line bit map is set, the first bit of the first super select line bit map corresponding to a first select line and to the first storage element; and performing a first write operation in the first storage element.

What exactly they claim (claim 1)

1. A method, comprising: determining that a first bit of a storage element availability bit map is set, the first bit corresponding to a first storage element of a nonvolatile memory storage device, the first bit of the storage element availability bit map indicating that the first storage element is available to perform a write operation; determining that a first bit of a first super select line bit map is set, the first bit of the first super select line bit map corresponding to a first select line and to the first storage element; and in response to determining that the first bit of the storage element availability bit map is set and that the first bit of the first super select line bit map is set, performing a first write operation in the first storage element.

Facts

Company
Samsung (Samsung Electronics Co., Ltd.)
Official title
STORAGE DEVICE
Publication number
US20260277484A1
Application number
19565502
Filed
Mar 12, 2026
Published
Sep 17, 2026
Inventors
3
Claims
20

Classified under

G06F 3/0659 Physics & computingG06F 3/061 Physics & computingG06F 3/0679 Physics & computing

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Summaries are simplified from the filing’s own abstract and first claim. A patent filing is not a product announcement.
Patent data and drawings: U.S. Patent and Trademark Office (USPTO). Nebula is not affiliated with or endorsed by the USPTO.