Samsung · Filed Mar 26, 2026 · Published Sep 10, 2026 · verified — real USPTO data

Samsung Patents a Privacy Screen Filter That Fades Out Instead of Cutting Off

Samsung is working on a privacy screen that doesn't just slam a dark curtain over sensitive content. Instead, it softens the blocked area at the edges so the effect looks natural, not jarring.

A phone screen displays content that is fully visible from one angle and partially obscured by a privacy filter from another. Drawing from patent filing US 2026/0268843 A1.
A phone screen displays content that is fully visible from one angle and partially obscured by a privacy filter from another.
See all 20 drawings from this filing ↓
Publication number US 2026/0268843 A1
Applicant Samsung Electronics Co., Ltd.
Filing date Mar 26, 2026
Publication date Sep 10, 2026
Inventors Jaesung LEE, Taewoong LEE, Kwangtai KIM, Suyeon KIM, Jinhyun KIM, Jongkon BAE, Byungduk YANG, Donghyun YEOM
CPC classification 345/690
Grant likelihood Medium
Examiner AZARI, SEPEHR (Art Unit 2621)
Status Publications -- Issue Fee Payment Verified (Aug 12, 2026)
Parent application is a Continuation of 19443632 (filed 2026-01-08)
Document 20 claims

What Samsung's soft-edge privacy screen actually does

Most phone screens today give you a hard, obvious privacy filter: one zone is blocked, everything outside it looks totally normal. That abrupt edge can actually draw attention to the fact that you're hiding something.

Samsung's patent describes a display that blocks a specific area of the screen from side-glancers, then adds a second ring around that area where the privacy effect gradually fades with distance. The further a pixel is from the protected zone, the weaker the filter. The result is a smooth visual transition rather than a hard line.

You'd still get the protection where you need it, but the effect would blend into the rest of your screen in a way that's far less obvious to the people around you.

From the filing · CLAIM 1
… perform a second pixel-processing to apply the filter to a second area of the display area surrounding the first area, wherein the second pixel-processing is performed for controlling a viewing angle, and wherein an intensity of the filter applied to the second area by the second pixel-processing spatially decreases as a distance from the first area increases.

Translation: This creates a soft fade around the privacy shield instead of a hard, sudden cutoff line.

How the display driver fades the filter across two zones

The patent describes a display panel paired with display driver circuitry (the chip that tells individual pixels what to show) that can apply a privacy filter in two distinct stages.

  • First-area processing: A defined zone of the screen gets the full privacy filter applied. Pixels in this region are processed to restrict their viewing angle, meaning someone looking from the side sees only darkness or noise, not your content.
  • Second-area processing: A surrounding ring around that protected zone also gets the filter, but at a reduced intensity. Crucially, the intensity drops off the further a pixel sits from the boundary of the protected area.

The core technical claim is that this spatial gradient (a smooth decrease in filter strength across the border region) is all handled at the pixel-processing level inside the driver chip. No separate hardware layer is needed.

This approach is different from a simple two-zone toggle. The gradient math is computed per-pixel in the second area, meaning the transition can be made as gradual or as tight as the implementation allows.

What this means for phone screens in public spaces

Hard-edged privacy filters on today's phones and laptops can look unnatural, and savvy observers often notice them immediately, which defeats part of the purpose. A gradient approach would make the effect far less conspicuous in real-world settings like coffee shops, trains, or open offices.

For Samsung, this could apply to phones, tablets, or foldables where screen privacy is increasingly a selling point. Samsung's steady stream of display-protection filings suggests the company sees the visible privacy screen as a product differentiator, not just a niche feature.

That makes this Samsung's 100th filing we've tracked in our display technology watchlist since May, a list that includes work on cutting always-on power use and HDR capture without a cutout.

Editorial take

Claim 1 covers any electronic device that dims the edges of a privacy zone gradually, rather than cutting off sharply, while one processor tells the screen driver where that protected center sits and where the fade begins. The claim says nothing about which display technology achieves that fade, or how the math behind it works, so it captures the behavior across a wide range of products.

That breadth has real consequences. Any phone, tablet, or laptop shipping a soft-edge privacy screen could fall inside this claim, regardless of how the manufacturer built the underlying hardware or wrote the underlying software.

What the claim leaves entirely open is the decision-making layer above the display: who chooses which part of the screen gets protected, whether that zone moves between apps, or whether the device manages any of this on its own. Samsung has secured the display mechanism. The intelligence directing it remains open territory.

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The drawings

20 drawing sheets from US 2026/0268843 A1 · click any drawing to enlarge

Patent filing page

Source. Full patent text and figures from the official USPTO publication PDF.