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Samsung · Display · Filed Sep 5, 2025 · USPTO published Jun 18, 2026 · Jun 18 release

Samsung's New Patent Fixes the Mismatched Tiles on Giant LED Video Walls

Ever noticed how a big LED video wall sometimes looks like it was assembled from mismatched parts — some tiles brighter, some with a slight color shift? Samsung's new patent is specifically designed to fix that.

By · Updated · 3 min read

Samsung Patent: Modular Display Color Matching Explained, figure from US 2026/0169670 A1
Figure from the official USPTO publication.
Publication number
US 2026/0169670 A1(US20260169670A1)
Applicant
Samsung Electronics Co., Ltd.
Filed · Published
Sep 5, 2025 · Jun 18, 2026
Inventors
Jinyong PARK, Sunghyun YOO, Jaehee LIM, Minju PARK
Status when we published
Waiting for an examiner
Document
20 claims
US classification
345/1.3
Examiner
BOLOTIN, DMITRIY (Art Unit 2623)
Parent application
Continuation of PCT/KR2025/012857 (filed Aug 22, 2025)(PCTKR2025012857)

What Samsung's angle-matching display grid actually does

Imagine a giant display wall built from dozens of individual screen tiles — the kind you see in sports arenas, retail stores, or broadcast studios. Each tile is manufactured separately, and no two are exactly identical. So when you look at the wall from an angle, some tiles might look slightly blue while others look slightly yellow. The result is a screen that looks more like a checkerboard than a single cohesive image.

Samsung's patent describes a way to sort and arrange those tiles so that any color or brightness shift you see when viewing from an angle changes gradually and evenly across the whole wall — rather than jumping randomly from tile to tile. Think of it like arranging paint swatches from lightest to darkest so the transition looks intentional, not chaotic.

The key idea is measuring each tile's color or brightness from two different viewing angles, calculating the difference, and then placing tiles so those differences progress smoothly across the display. The viewer gets a much more consistent picture regardless of where they're standing.

How Samsung sorts panels by their viewing-angle drift

The patent covers a modular display device — a large screen built from multiple individual display panels (called modules) tiled together. The core problem it addresses is called viewing-angle variance: the fact that a display panel's color and brightness can look different depending on whether you're looking at it straight-on versus from the side.

Each module gets two measurements of the same optical characteristic (such as color temperature, luminance, or white balance):

  • A reading taken from a first direction (typically straight ahead)
  • A reading taken from a second direction (an off-axis angle)

The difference between those two readings is the module's angular drift score. Samsung's method then arranges the modules in the assembled wall so that those drift scores change at a specified rate or less — meaning no two neighboring tiles have a dramatically different angular behavior. The shift across the wall becomes gradual enough that the human eye reads it as natural variation rather than a manufacturing defect.

The approach is essentially a sorting and placement algorithm applied at the factory or installation stage, rather than a real-time software correction. It works by controlling the physical arrangement of hardware, not by adjusting pixel values electronically.

What this means for stadium screens and retail LED walls

Large-format modular displays are everywhere — from the LED ribbons wrapping NBA arenas to the video walls behind TV news anchors to the massive outdoor billboards in Times Square. Keeping them looking consistent is a constant headache for installers, because panel-to-panel variation is unavoidable at scale. A fix baked into the assembly process rather than bolted on as a post-install calibration hack is genuinely useful.

For Samsung, which sells display hardware to venues, broadcasters, and enterprises through its commercial display division, this kind of manufacturing-level quality control is a real competitive differentiator. If your screens look more uniform out of the box, you win the installation contract. Viewers benefit too — you get a more consistent image whether you're in the front row or the nosebleeds.

Source: US 2026/0169670 A1 at the USPTO (PDF). Full patent text and figures are in the official publication.

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