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Samsung patents phone that slides open to enlarge screen

Samsung has filed a patent for a smartphone with a sliding mechanism that physically moves part of the housing to reveal more of a flexible display. The device adjusts the screen's refresh rate during the slide to keep the image stable as the visible area expands.

Why it mattersThis design offers a way to get a larger screen without making the phone bulkier, which could appeal to users who want more space for apps or media.

In the filing’s own words

A slidable electronic device is provided. The slidable electronic device includes memory, including one or more storage media, storing instructions, a housing including a first housing part and a second housing part that is movably engaged with the first housing part, an actuator configured to move the second housing part with respect to the first housing part, a flexible display coupled to the first housing part and the second housing part such that the size of an area, which is visible from the front side of the housing, changes as the second housing part is moved with respect to the first housing part, and one or more processors communicatively coupled to the memory, wherein the instructions, when executed by the one or more processors individually or collectively, cause the slidable electronic device to receive an input for extending the area, while a screen is displayed on the area, control, in response to the input, the actuator to move the second housing part with respect to the first housing part, and cause, while the area is extended in accordance with the second housing part being moved with respect to the first housing part in response to the input, the flexible display to change a refresh rate of the screen that is extended on the area, according to a rate at which the area is extended.

What exactly they claim (claim 1)

1. A slidable electronic device comprising: memory, including one or more storage media, storing instructions; a housing including a first housing part and a second housing part that is movably engaged with the first housing part; an actuator configured to move the second housing part with respect to the first housing part; a flexible display coupled to the first housing part and the second housing part such that a size of an area of the flexible display that is visible from a front side of the housing changes as the second housing part is moved with respect to the first housing part; and one or more processors, wherein the instructions, when executed by the one or more processors individually or collectively, cause the slidable electronic device to: receive an input for extending the area, while a screen is displayed on the area, control, in response to the input, the actuator to move the second housing part with respect to the first housing part, and cause, while the area is extended in accordance with the second housing part being moved with respect to the first housing part in response to the input, the flexible display to change a refresh rate of the screen that is extended on the area, according to a rate at which the area is extended.

Facts

Company
Samsung (Samsung Electronics Co., Ltd.)
Official title
SLIDABLE ELECTRONIC DEVICE AND METHOD THEREFOR
Publication number
US20260270335A1
Application number
19662681
Filed
Apr 29, 2026
Published
Sep 10, 2026
Inventors
4
Claims
20

Classified under

H04M 1/0268 Electricity & electronicsH04M 1/0235 Electricity & electronicsH04M 1/72454 Electricity & electronicsH04M 2201/38 Electricity & electronics
Read the full filing (official PDF) ↗ Open in the Patent Tracker

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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.