Silicon Investor - OLED Universal Display Corp

[occams_phasor] It's great as long as Samsung isn't going their own way on it

occams_phasor — 5/19/2026 9:11:36 PM

[litespeed2011] Wouldn’t that be something to have just blue pholed? This is another link that ...

litespeed2011 — 5/19/2026 1:01:31 PM

Wouldn’t that be something to have just blue pholed?

This is another link that I came across

gizchina.com

[occams_phasor] More: instagram.com Same claim blue Pholed in M16

occams_phasor — 5/16/2026 8:19:50 PM

[occams_phasor] The claim M15 was the industry's first serious attempt to close the blue gap in...

occams_phasor — 5/16/2026 1:18:25 PM

The claim

M15 was the industry's first serious attempt to close the blue gap in mobile. It failed qualification. M16 is what that failure produced, a rebuilt approach with deuterium stabilization at the host level, full RGB phosphorescence, and mass production qualification locked for the second half of 2026.

The iPhone 18 Pro is the first beneficiary. The S26 Ultra, for all its genuine capability, is running the generation that preceded the solution.

The blue problem is not solved for the industry. It is solved for one phone, this September.

[occams_phasor] This blog claims Samsung will ship commercial RGB Pholed this fall schrodingeri...

occams_phasor — 5/16/2026 12:17:18 PM

This blog claims Samsung will ship commercial RGB Pholed this fall

schrodingerintel.blogspot.com

That's a pretty bold claim and it doesn't match the story that it would have UDC inside given the lack of sales reported

[occams_phasor] Not UDC? sciencedirect.com Molecular engineering of indolocarbazole–silane hos...

occams_phasor — 5/15/2026 12:09:57 AM

Not UDC?

sciencedirect.com

Molecular engineering of indolocarbazole–silane hosts for blue phosphorescent organic light-emitting diodes with improved thermal stability and efficiency

[occams_phasor] us.ktcplay.com What Has Actually Improved? Blue PHOLED Is Getting More Credibl...

occams_phasor — 5/15/2026 12:06:21 AM

us.ktcplay.com

What Has Actually Improved?

Blue PHOLED Is Getting More Credible

[litespeed2011] secform4.com Dunno how reputable this is

litespeed2011 — 5/14/2026 1:14:36 PM

[stevieray1] Looks like another insider purchase on 5/11/26 Richard C Elias 1000 shares at...

stevieray1 — 5/13/2026 4:41:11 PM

Looks like another insider purchase on 5/11/26

Richard C Elias 1000 shares at $92.84

[I'manoledguy] While Weibo leakers are not usually considered to be highly accurate, with Inst...

I'manoledguy — 5/13/2026 7:53:21 AM

While Weibo leakers are not usually considered to be highly accurate, with Instant Digital among the most prominent, we cannot dismiss the rumor as just being an obvious prediction outright.

[slacker711] No mention of a phosphorescent blue, but this leaker is talking about a two blue...

slacker711 — 5/12/2026 9:13:23 PM

No mention of a phosphorescent blue, but this leaker is talking about a two blue tandem architecture for the iPhone.

but it doesn't sound like a decision has been made and adoption would be '28 or later.

macrumors.com

Much Brighter iPhone Display Still Years Away, Leaker Suggests
Tuesday May 12, 2026 7:14 am PDT by Hartley Charlton

Chinese leaker " Instant Digital" today said the iPhone 18 Pro will not feature dual-layer OLED technology, adding that Apple's current thermal management approach remains a limiting factor for sustained outdoor brightness on Pro iPhones.

In a new post on Weibo, Instant Digital commented on a question about when dual-layer OLED would arrive on iPhone, saying simply: "In any case, the 18 Pro definitely won't have it." The leaker had earlier this week reflected on last year's predictions, noting that the iPhone 17 Pro made little meaningful progress in maintaining peak brightness levels outdoors. Instant Digital suggested that without a change to Apple's thermal throttling strategy, dual-layer OLED is the only path to a significant real-world brightness improvement.

The assessment aligns with what has been rumored elsewhere. A report from last August indicated that Apple has set a two-year production plan for tandem OLED to be adapted for the iPhone, but that Apple had yet to decide whether to develop the panels with Samsung Display or LG Display, pointing to an arrival no earlier than sometime after 2028.

The report also noted that the variant Apple is reviewing differs from the full tandem OLED used in the iPad Pro. Rather than stacking two complete RGB layers, Apple is said to be evaluating a "simplified tandem" design that doubles only the blue sub-pixel layer while keeping red and green on a single layer.

For the ?iPhone 18 Pro?, the display upgrade on the table is said to be a move to LTPO+ technology. As reported earlier this month, Apple is expected to finalize panel approvals for the ?iPhone 18 Pro? and Pro Max with Samsung Display and LG Display, with China's BOE reportedly closed out of the premium tier due to quality and yield issues with its own LTPO+ technology. The upgrade from the standard LTPO used in the ?iPhone 17 Pro? should improve battery efficiency by enabling finer control of OLED light emission, but it does not address peak brightness or the thermal throttling that limits sustained outdoor luminance.

Dual-layer OLED would address both matters. Since each emissive layer operates at lower intensity to achieve a given brightness target, the display generates less heat, reducing the thermal pressure that causes Apple's current panels to throttle under sustained use. The M4 ?iPad Pro? was the first Apple product to adopt the technology. Instant Digital's comments suggest iPhone customers will have to wait considerably longer.

[I'manoledguy] ASUS OLED: A Display of World-Leading OLED Innovation press.asus.com

I'manoledguy — 5/12/2026 9:08:04 AM

[slacker711] I asked for insider buying and they gave it. I can't find a single record of an...

slacker711 — 5/12/2026 8:09:02 AM

I asked for insider buying and they gave it. I can't find a single record of an outright purchase by Abramson ever.

Sales have also been almost non-existent over the last two years as well.

The insiders certainly seem to believe.

[stevieray1] 2 insider purchases both on the 5/7/26 Steven Abramson - $1,027,770 Mauro Premu...

stevieray1 — 5/11/2026 5:13:32 PM

2 insider purchases both on the 5/7/26

Steven Abramson - $1,027,770
Mauro Premutico - $345,034

[slacker711] It turns out all of the excuses about NDAs and not talking about customer develo...

slacker711 — 5/11/2026 8:06:06 AM

It turns out all of the excuses about NDAs and not talking about customer developments falls away when you lose your monopoly and your stock is at the lows for the last decade.

[slacker711] UDC published a blog! and it gives real concrete technical details! oled.com ...

slacker711 — 5/11/2026 8:00:08 AM

UDC published a blog!

and it gives real concrete technical details!

oled.com

BT.2020, PSF, and Leading a New Wave of Systems-Level Thinking

Key Takeaways from UDC’s ICDT 2026 PresentationAs a long-standing Gold sponsor of the International Conference on Display Technology (ICDT) 2026, Universal Display Corporation (UDC) was proud to support the conference’s 10th anniversary and contribute to the global dialogue on the future of display technology. During the event, UDC Principal Technologist Dr. Zhaoqun Zhou delivered an invited technical presentation on how OLED progress will increasingly be unlocked through system-level design, where materials, device architectures, pixel layouts, and display systems are optimized together, with efficiency as a core foundation.

Expanding OLED Device ArchitecturesAs displays take on a larger role in enabling on-device AI, richer visual experiences, and new form factors, performance demands continue to rise. Higher brightness, wider color gamut coverage (including BT.2020), and longer lifetime are now expected as baseline features, all while maintaining strict power efficiency targets. At the same time, the industry is adopting an expanding set of specifications from voltage levels to thermal stability, color performance based on the human eye’s perception in different lighting conditions (photopic metrics), color shift based on viewing angle, and more.

In his presentation, Dr. Zhou highlighted that meeting these demands in parallel is reshaping how OLED performance is defined and achieved, driving a systems-level approach beyond the single-stack OLED architectures that have dominated the industry. Emerging approaches, including tandem OLEDs and phosphorescent-sensitized fluorescence (PSF) pioneered by UDC and its partners, are gaining momentum as pathways to higher overall performance. While these architectures differ in structure, they share a common priority: maximizing energy efficiency to enable system-level gains.

Caption: UDC’s OLED emissive layer technologies are key to energy efficiency across device architectures.

BT.2020: Power Challenges and Pixel Structure SolutionsAs the industry targets the expanded BT.2020 color space, power consumption becomes a major challenge. BT.2020 primary colors (red, green and blue) require higher brightness for HDR content, which can significantly increase power demand when traditional RGB pixel layouts are used.

Dr. Zhou outlined pixel architecture solutions, such as adding yellow or cyan subpixels (e.g., RYGB/RYYgB and RGBC layouts), that enable wide color gamut performance with substantially lower power consumption and improved lifetime. These approaches reposition BT.2020 not just as a color target, but as a system-level opportunity to redesign OLED panels for efficiency.

PSF: UDC’s Role and Key ResultsA central highlight of the talk was UDC’s work in phosphorescent-sensitized fluorescence (PSF). In PSF OLEDs, a phosphorescent sensitizer harvests nearly 100% of excitons and transfers energy to a narrow emission profile fluorescent emitter. This combination delivers high efficiency with excellent color performance for the BT.2020 application.

Caption: State-of-the-art green PSF OLED performance by UDC.

The presentation highlighted state-of-the-art green PSF results, including data generated in collaboration with Visionox, demonstrating reduced power consumption and extended lifetime relative to conventional OLED approaches. These results underscore how PSF can meaningfully contribute to next-generation AMOLED displays, and the vital role of UDC’s phosphorescence in enabling superior efficiency and performance in PSF systems.

Notably, the presentation also highlighted Visionox’s first commercial green PSF/pTSF product, reinforcing that PSF has moved beyond laboratory demonstrations into commercial products.

Caption:UDC and Visionox share PSF/pTSF results using UDC’s Phosphor sensitizer.

[slacker711] Next-generation material PSF OLED is coming… Korea-China competition in organic ...

slacker711 — 5/11/2026 7:54:16 AM

Next-generation material PSF OLED is coming… Korea-China competition in organic materials
Issue Date: 2026-05-10 17:00 Print Edition: May 11, 2026,

etnews.com

The South Korean and Chinese display industries have opened a new arena of competition by successively introducing Phosphorescent Photovoltaic (PSF) Organic Light-Emitting Diodes ( OLEDs
), considered the next-generation display technology
.

At the Society for Information Display (SID) 'Display Week' held in the U.S. this month, Samsung Display unveiled 'Flex Chroma Pixel,' a smartphone OLED technology utilizing green PSF elements. A
key feature is its support for a wide color gamut covering 96% of the BT.2020 standard, even at a maximum screen brightness of 3,000 nits. While it is difficult to express a wide color gamut as brightness increases, this was achieved using PSF elements.

PSF is a technology that allows fluorescent materials, which have a relatively long lifespan, to receive a large electrical charge, causing phosphorescent materials to emit light. Applying this technology narrows the light wavelength, improving energy efficiency and enabling the production of richer colors.
Chinese display manufacturers have also begun applying green PSF to their domestic smartphones starting this year, and fierce technological competition is expected. Their goal is also to meet the BT.2020 color gamut standard.

BOE commercialized green PSF OLED panels by supplying a small quantity to Huawei smartphones released early this year. It plans to supply them for subsequent products scheduled for release in the second half of the year. Visionox also developed green PSF in collaboration with the U.S. company Universal Display ( UDC ) and has been supplying it to smartphone manufacturers since the end of last year. Visionox's customers have not been identified.

BT.2020 is a color gamut standard established in 2012 for UHD TV broadcasting, also known as Rec.2020. It is being adopted for UHD, 4K, and 8K
broadcasting and content production. Major smartphone manufacturers, such as Apple and Samsung Electronics, are using displays that meet over 99% of the DCI-P3 standard. According to Samsung Display, this corresponds to the 70% level of the BT.2020 standard.

It is analyzed that display panel manufacturers are presenting the potential for the future evolution of smartphone OLEDs by utilizing PSF starting with green, a color that has seen extensive research and offers significant material substitution effects. It is
noteworthy that, in the long term, PSF technology could be used to apply phosphorescence to blue, which currently uses fluorescence. Theoretically, phosphorescence has an efficiency of nearly 100% in converting electrical energy into light, which is four times higher than fluorescence's 25%. However, because blue has a short wavelength and high energy, the lifespan of blue phosphorescent materials was short, and display stability was compromised.

"A display expert stated, 'While PSF is effective in enhancing color purity, the prevailing trend is to utilize it to improve efficiency, particularly for smartphones.' He added, 'As the number of materials increases to include fluorescent, phosphorescent, and host materials, achieving uniform deposition becomes challenging; therefore, verifying mass production efficiency will be the key to future commercialization.'"

[litespeed2011] This is kinda of a nit… in the booth what was shown is phosphorescent layer belo...

litespeed2011 — 5/8/2026 1:37:27 PM

This is kinda of a nit… in the booth what was shown is phosphorescent layer below the fluorescent layer. So the thinking is if/when eventually the top layer goes away, it would be the fluorescent layer from a manufacturing perspective?

At the same time, from a higher efficiency light extraction standpoint, it would make sense for phosphorescent layer to be on top?

Anyways, the post just got me pondering, thanks for the official word…

[slacker711] Not in the near term. If tandem displays get adopted in high-end handsets then ...

slacker711 — 5/8/2026 10:28:25 AM

Not in the near term.

If tandem displays get adopted in high-end handsets then maybe the cost premium is easier to justify as UDC improves the performance of their blue.

The gold star was what UDC promised in '22 which was a blue which would work in a RGB architecture. Everything short of that takes more time and is less lucrative because it won't be universally adopted.

[occams_phasor] It doesn't seem like it's coming to the marketplace

occams_phasor — 5/8/2026 10:02:01 AM

[slacker711] Here is LGD's 2026 booth showing the hybrid tandem display. youtu.be and here ...

slacker711 — 5/8/2026 7:52:13 AM

Here is LGD's 2026 booth showing the hybrid tandem display.

youtu.be

and here is there 2025 booth showing the hybrid tandem display.

youtu.be

Not enough difference to believe much has changed.

[I'manoledguy] Transparent Waveguide AR: Samsung Display demonstrated waveguide-based smart gla...

I'manoledguy — 5/8/2026 7:40:05 AM

Transparent Waveguide AR: Samsung Display demonstrated waveguide-based smart glasses at SID 2026, utilizing micro OLEDs to display high-resolution, transparent images over the real-world view.

Maybe a money maker from UDC ventures?

DigiLens Secures Investment from UDC Ventures and Samsung Ventures for Holographic AR Displays

“UDC Ventures and Samsung Ventures have recognized through this investment that DigiLens is the frontrunner in waveguide technology and the only waveguide that can get to a consumer price point through its proprietary photopolymer, design software, and innovative manufacturing process,” said Chris Pickett, DigiLens CEO. “These partnerships provide the ecosystem that enables our technology to go into a variety of different display markets in a variety of different form factors.”

DigiLens is the leader in patented holographic waveguide displays and provides key proprietary photopolymers and core technologies for transparent, augmented reality (AR) displays for several global industries. Through investments and strategic partnerships, the company is building a world-class ecosystem of manufacturers, OEMs, and content providers to bring its waveguide technology to multiple markets simultaneously.

Young Optics, a leading display manufacturer, was one of the first to license DigiLens technology and recently began shipping products based on the DigiLens Crystal 25 reference design for AR smart glasses.

“We are excited to partner with DigiLens as they continue to focus on enabling a number of high growth markets with their patented holographic waveguide displays,” said Steven V. Abramson, President and CEO of Universal Display Corporation. “With parallels to our own business, we look forward to working together to bring best-in-class solutions to multiple industries and to collaborate on the future of OLED technology within the augmented and virtual reality display sector.”

As part of the investment, Mr. Abramson will become a board observer and advisor to provide strategic guidance on product development and building OEM relationships.

[FenTech] This seems significant to me. But I'm no expert. I also looked up the referenc...

FenTech — 5/8/2026 1:27:15 AM

This seems significant to me. But I'm no expert.

I also looked up the reference on X and the release from LG.

Surprised there was not more of a market reaction. Perhaps due to the minimal blue Phos sales on the last few quarterly reports?

Or because there may be minimal material sales with the tandem architecture. A few molecules go a long way.

If the architecture proves to be commercially viable, which it seems to be from the PR, it will hopefully be scaled up to larger formats and replicated by competitors.

This could provide a notable injection of new revenues until full blue Phos implementation to replace the old fluorescent blue.

When is the new tandem architecture expected to be released for implementation in products?

[I'manoledguy] follow on to STA2015 post linkedin.com

I'manoledguy — 5/7/2026 8:36:58 PM

[STA2015] May 6 At SID 2026, LG Display showcased its latest OLED display solutions optim...

STA2015 — 5/7/2026 5:59:31 PM

May 6

At SID 2026, LG Display showcased its latest OLED display solutions optimized for the AI era, under the exhibition theme “OLED Evolution for the AI Era.”

In the second zones, ‘Tandem OLED,’ highlighted LG Display’s medium and small-sized and automotive display lineup, with a focus on design power efficiency, durability, and flexibility.

LG Display’s Hybrid Tandem OLED was created by combining LG Display’s industry-leading Tandem technology with UDC’s* advanced phosphorescent Blue material. Built on a hybrid two-stack Tandem structure — with blue fluorescence in the lower stack and blue phosphorescence in the upper stack — the panel combines the stability of fluorescence with the lower power consumption of phosphorescence.

Interesting.

[slacker711] I think the fact that we aren't hearing anything tells you quite a bit. Maybe w...

slacker711 — 5/7/2026 10:21:20 AM

I think the fact that we aren't hearing anything tells you quite a bit.

Maybe we get something later today, but if not I think you can pretty confidently say that anything presented was fairly incremental.

[litespeed2011] Displayweek 2026 Stopped by LA Convention Center today to check out the exhibi...

litespeed2011 — 5/6/2026 11:14:40 PM

Displayweek 2026

Stopped by LA Convention Center today to check out the exhibits:

LG, Samsung, BOE, Tianma, Visionox, TCL CSOT and of course UDC.

OLED products still have quite the presence, though mini-led and micro-led displays are increasing in numbers.

A notable breakthrough in manufacturing technology is ViP from Visionox. I spoke with a friendly rep and he said that while others have tried, Visionox is the only company that has succeeded. He said while the technology is completely scalable to TVs but because the real money is in IT, wearables, and car displays (cockpits) that's the reason why Visionox has no TVs in its booth. And ironically, he said while he develops OLED displays for a living but he owns a high-end LCD TV at home that he's quite happy with.

visionox.com/en/contents/190/477.html

Practically every one of the manufacturers has a foldable OLED screen that can be folded up to 200K to 500K times - depending on operating temperature. Math shows that if you own a foldable phone for 10 years, 200K folds equates to 55 folds/day. Moral of the story is reliability isn't the issue but being 'creaseless' is. Wouldn't be surprised that various manufacturers are eyeing to become one of iPhone Fold's screen supplier.

Talked to one of the LG rep concerning tandem OLED - rgb pixel stack on top of another rgb with blue fluorescent on top and blue phosphorescent on bottom. Reason as we all know and from the rep is lifetime. According to him the savings is 15% operating in tandem and he thinks 30-35% if only blue PHOLED is used - that's a very BIG deal. I didn't ask the question but he volunteered the info that tandem technology is developed in conjunction with UDC. Kinda makes sense - I think UDC calls that SOLED. I forget which manufacturer it was, but it used the term Stacked Layer OLED, uh... SLOLED? We know what means... 'kaching' to the originator of SOLED.

Also talked to Panasonic rep about inkjet printing. Even though UDC isn't a big fan but apparently Panasonic has perfected the recipe and one of the display manufacturers on the floor is already using it.

Last stop was UDC booth. Saw Jeff again, new faces were Kevin and Kim. Jeff mentioned in addition to material science/chemistry, there's emphasis on device structure for light extraction and for increased lifetime and efficiency. The term PSF (Phosphorescence-sensitized Fluorescence) was used at another vendor booth but Jeff said Dr. Forrest had looked into this more than 20 years ago. I seem to recall this in one of Dr. Forrest's tech talks featured on YouTube.

Kevin is head of Corporate Communications. Kim also told me what she did but let's just say she has a very important job working with a very important person.

Kevin was kind enough to shed some more light into UVJC. The message is UDC is pivoting and leveraging dry-printing technology within other areas - semiconductors, medical, etc. And I think in due time we'll see some concrete results from that venture.

Regarding the following, I think Kevin had mentioned UDC might put out a blurb for public consumption. I didn't pay for the technical sessions, so don't have any visibility into the specifics. So look for the blurb I guess...
Universal Display Corporation to Present High-Efficiency Blue Paper and Showcase OLED Technology Advancements at SID Display Week 2026 - Universal Display Corporation

I took a little 2026 souvenir with me on the way out. Looking forward to that day when the parting gift is an OLED version of this - like the pen w/ roll-out display on their website? Maybe we could call it the 'investor-edition'?

[RitzHuskie] So is anyone aware of what actually came out of the talk at SID? I saw no posti...

RitzHuskie — 5/6/2026 11:00:46 PM

So is anyone aware of what actually came out of the talk at SID? I saw no postings about it.

[slacker711] LGD's 4th gen OLED panels were in OLED TVs last year news.lgdisplay.com LG's p...

slacker711 — 5/6/2026 6:28:43 PM

LGD's 4th gen OLED panels were in OLED TVs last year

news.lgdisplay.com

LG's press release about UL rating never mentions phosphorescent materials or the hybrid display

news.lgdisplay.com

An innocent mistake by anybody else.

[I'manoledguy] occams, just a heads up but you have to note this is 3rd generation from LG. UDC...

I'manoledguy — 5/6/2026 5:10:15 PM

occams, just a heads up but you have to note this is 3rd generation from LG. UDC will be in the 4th generation

LG's fourth-generation OLED panels have now been verified by UL Solutions, earning a 'Perfect' rating for brightness and color accuracy in a bright room.
LG's fourth-gen OLED panels awarded the world's first 'Perfect' rating
Published Sep 4, 2025 1:32 AM CDT

LG's fourth-generation OLED panels deliver breakthrough brightness, color accuracy, and power efficiency using advanced blue phosphorescence technology and a two-stack tandem structure. Verified by UL Solutions for perfect image reproduction in bright living rooms, these panels reduce burn-in risk and glare, promising superior OLED TVs and gaming monitors.

If you've been following the display and TV market for a while and have been eyeing a new OLED to get that per-pixel lighting with near-infinite contrast and lifelike colors, you might want to hold out for LG's fourth-generation OLED panels. With these panels set to power the company's next-generation OLED TVs and gaming monitors, they're going to be a game-changer.
LG's fourth-gen OLED panels awarded the world's first 'Perfect' rating 2

LG's fourth-generation OLED panels have now been verified by UL Solutions and awarded a Perfect Reproduction rating for delivering a 95% accuracy of original images in a living room with broad daylight lighting conditions of 500 lux. Using a 4K video as the benchmark, this result is comparable to that of a calibrated, darkened movie theater in terms of brightness and color accuracy.

It's an impressive achievement that comes down to LG bringing its groundbreaking 'Dream OLED' display technology to life and using blue phosphorescence (PHOLED) technology that includes a two-stack tandem structure for blue light, which has the shortest wavelength and requires the most energy. Basically, here you've got all three primary colors of light (red, green, and blue) with phosphorescence, which is widely considered a 'holy grail' of sorts for OLED display technology.

The result is a massive improvement in brightness, power efficiency, and even lifespan, as it also reduces the risk of burn-in. LG's new OLED panel also includes a new "ultra-low reflection design that blocks glare or internal and external light reflections" for even better image quality in all conditions.

"By earning Perfect Reproduction verification, in addition to UL Solutions' Perfect Black and Perfect Color verifications following its 500 lux test late last year, LG Display's fourth-generation OLED panels have been proven to most perfectly reproduce original content in everyday environments,

[occams_phasor] Not a surprise x.com Update: LG Display has confirmed to FlatpanelsHD that "the...

occams_phasor — 5/6/2026 3:48:36 PM

Not a surprise x.com

Update: LG Display has confirmed to FlatpanelsHD that "the deep blue dopant does not refer to blue PHOLED" for 3rd Gen Tandem OLED

[occams_phasor] Well we're about to have the talk and the stock is down $5

occams_phasor — 5/6/2026 1:13:12 PM

[slacker711] If there is going to be anything with near-term commercialization possibilities,...

slacker711 — 5/6/2026 12:13:32 PM

If there is going to be anything with near-term commercialization possibilities, today would be the day for a press release.

Session 27: OLED Devices I

Professor Lian Duan of Tsinghua University

Unlocking the Full Potential of Next Generation OLEDs by Sensitized Fluorescence

Wednesday, May 6, at 8:30 a.m. PT

Session 35.1: OLED Devices II

Dr. Fadi Jradi, UDC Senior Research Scientist

Unlocking the Potential of High Efficiency Blue Phosphorescent OLEDs

Wednesday, May 6, at 10:30 a.m. PT

[occams_phasor] Not UDC Molecular Engineering of a Tetradentate Pt(II) Emitter Enables Deep-Bl...

occams_phasor — 5/6/2026 9:35:15 AM

Not UDC

Molecular Engineering of a Tetradentate Pt(II) Emitter Enables Deep-Blue PhOLED with Ultra-Low Efficiency Roll-Off and Exceptional Brightness Stability

advanced.onlinelibrary.wiley.com

[STA2015] FYI. On Thursday, May 7, Thompson from UDC is participating in two sessions. T...

STA2015 — 5/5/2026 8:52:01 PM

FYI. On Thursday, May 7, Thompson from UDC is participating in two sessions. The first is entitled: OLED Materials II from 1030 to 1200. Then later that day he is the chair for a session entitled AI/ML for OLEDs from 1600 to 1730 (west coast times). Should be very interesting on what he has to present, well let's hope it is interesting!!!

I hope that someone who is on this board can summarize his presentations and post here.

[spectraldank] " peak brightness of 4,500 nits along with ultra-low reflectance of 0.3%" Um...

spectraldank — 5/5/2026 12:55:59 PM

" peak brightness of 4,500 nits along with ultra-low reflectance of 0.3%" Um, that's pretty impressive. Don't hate, but I bought a QLED about two years ago for my overly sunny room because OLED couldn't keep up for the price at the time.

[mikeemarc] Samsung Display Showcases Next Generation Technologies at SID Display Week 2026 ...

mikeemarc — 5/4/2026 9:10:20 PM

Samsung Display Showcases Next Generation Technologies at SID Display Week 2026

May 05, 2026

Copied

• Showcasing next-generation display innovations at Display Week 2026 held in Los Angeles from May 5 to 7

• Unveiling the world’s widest color gamut OLED, supporting up to 3,000 nits in High Brightness Mode (HBM) and BT.2020-96 color coverage

• Introducing Sensor OLED Display, combining 500 PPI resolution with integrated privacy protection technology

• Presenting next-generation EL-QD with the industry’s highest 500 nits, recognized as SID Distinguished Paper

• Revealing Stretchable Display 2.0 with 3D vehicle dashboard visuals and the highest resolution in the field

SEOUL, May 5, 2026 – Samsung Display announced today that it will participate in Display Week 2026, hosted by the Society for Information Display (SID), and showcase its latest display innovations.

The exhibition will take place from May 5 to 7 at the Los Angeles Convention Center in California. Display Week is one of the world’s largest display industry exhibitions, where global companies and experts gather to share advanced technologies and research achievements.

Under the theme “The Spectrum of Display Innovation with AI” Samsung Display will present its latest technologies as a leading OLED company.

At the exhibition, Samsung Display will unveil a wide color gamut OLED supporting up to 3,000 nits in High Brightness Mode (HBM) [1] and 96% BT.2020 color coverage (BT.2020-96), along with a Sensor OLED Display featuring 500 PPI high resolution and Organic Photodiode (OPD) technology, and Samsung Display’s proprietary privacy protection technology, Flex Magic Pixel™, to be introduced for the first time this year.

Samsung Display will also present EL-QD products delivering a 25% brightness increase from last year’s 400 nits to an industry-leading 500 nits, alongside a 200 PPI stretchable display with the industry’s highest resolution.

Wide Color Gamut OLED ‘Flex Chroma Pixel™’ Debuts with 3,000 Nits and BT.2020-96 Coverage

Samsung Display will debut its smartphone OLED technology, Flex Chroma Pixel™, capable of reaching up to 3,000 nits in High Brightness Mode while supporting BT.2020-96 color space.

BT.2020 is a color space standard established by the International Telecommunication Union (ITU) for UHD and HDR broadcasting. Among internationally used standards, it offers the widest color gamut – approximately 1.7 times broader than DCI-P3.

Samsung Display applied phosphorescent sensitized fluorescence (PSF), a next-generation emissive material, to enhance OLED color purity and color reproduction. In addition, by incorporating LEAD™, Samsung Display’s proprietary low-power, high-brightness polarizer-free OLED technology, the company developed a wide color gamut OLED capable of reaching up to 3,000 nits in HBM without compromising the lifetime of organic materials.

While most commercially available smartphone displays currently cover around 70% of the BT.2020 standard, Flex Chroma Pixel™ achieves 96%, representing one of the highest levels currently available.

A company official explained, “Some recent products in the industry have increased color purity while lowering brightness in order to meet the BT.2020 standard. Flex Chroma Pixel™ secures long lifetime, high brightness, and wide color gamut characteristics by optimizing both material performance and optical structure based on our LEAD™ technology.”

Sensor OLED Display with 500 PPI High-End Smartphone-Level Resolution Unveiled

Samsung Display will also introduce a 6.8-inch smartphone-sized ‘Sensor OLED Display’ with 500 PPI resolution, representing a 33% increase compared to the 374 PPI version showcased at Display Week last year, reaching a level comparable to premium smartphones currently on the market.

Sensor OLED Display is an innovative technology developed by Samsung Display that integrates OLED elements and Organic Photodiodes (OPD) within the panel through a co-deposition process, enabling the measurement of biometric information such as heart rate and blood pressure by detecting blood flow using light emitted from the display.

A company official explained, “Sensor OLED Display is structurally challenging to achieve high resolution, as RGB pixels and OPD pixels must be arranged within a single layer. Samsung Display was able to realize 500 PPI resolution through advanced panel design and precise process control technologies.”

This year’s Sensor OLED Display further incorporates Flex Magic Pixel™ (FMP), Samsung Display’s proprietary privacy protection technology, securing sensitive information measured through the display. Unlike conventional privacy displays that block side viewing completely, appearing black from the side, this implementation modifies the pixel-driving method so that, when viewed from the side, only key information is concealed while the original background content remains visible.

EL-QD Achieves Higher Brightness and Selected as SID Distinguished Paper

Samsung Display will showcase its latest EL-QD displays, achieving up to 500 nits brightness, representing a 25% improvement compared to last year.

EL-QD is a next generation quantum dot display technology in which quantum dot pixels emit light directly through electrical signals without the use of OLED, delivering both high color accuracy and power efficiency.

At the exhibition, Samsung Display will present two EL-QD prototypes: an 18 inch panel with 500 nits brightness and a 6.5 inch panel with 400 nits. Compared to the previous year, brightness has improved by 25% and 33%, respectively – from 400 to 500 nits and from 300 to 400 nits.

Samsung Display stated that it improved the stability and emission efficiency of EL-QD through surface treatment for quantum dot structure optimization and control of inter-particle spacing. This research finding has also been selected as a SID Distinguished Paper.

A company official said, “Improving emission efficiency not only enhances brightness but also reduces power consumption. EL-QD is expected to contribute to lowering display power usage and improving battery efficiency in future AI-based high-computing environments.”

Stretchable Display 2.0 Demonstrates High Resolution for Automotive Applications

Samsung Display will also unveil a next-generation stretchable display designed in the form of an automotive instrument cluster, achieving a world-leading 200 PPI resolution, approximately 67% higher than the 120 PPI model presented last year.

Considering that current automotive displays typically operate at around 200 PPI, this development demonstrates a level of technical completeness suitable for commercialization.

This micro LED based stretchable display features a speedometer screen that expands and transforms according to driving conditions, providing intuitive visual information while maintaining clear text and graphics.

To achieve higher resolution, Samsung Display increased pixel density within the bridge structure by two times. The bridge structure connects fixed regions where pixels or LEDs are located, enabling the panel to maintain electrical performance even when stretched.

A Samsung Display official explained, “By developing a new pixel structure, we were able to integrate more pixels within the bridge structure and achieve higher resolution. When combined with Software Defined Vehicle (SDV) environments, this technology is expected to dynamically adjust the display according to driving conditions and maximize visibility.”

“We are pleased to present our latest technologies and R&D achievements to global experts and industry leaders at SID 2026,” said Changhee Lee, Executive Vice President and Chief Technology Officer at Samsung Display. “Samsung Display will continue to lead display innovation through ongoing research and development, serving as a technological compass for both customers and the industry.”

? Samsung Display’s exhibition booth at SID2026
? Samsung Display’s exhibition booth at SID2026
? Samsung Display’s wide color gamut OLED, Flex Chroma Pixel™, unveiled for the first time at SID2026
? Image quality comparison demo of Flex Chroma Pixel™, Samsung Display’s wide color gamut OLED showcased at SID2026
? Image quality comparison demo of Flex Chroma Pixel™, Samsung Display’s wide color gamut OLED showcased at SID2026
? Samsung Display’s 500 PPI high-resolution Sensor OLED Display showcased at SID2026, capable of measuring biometric information such as blood flow when touched
? Samsung Display’s Sensor OLED Display integrated with Flex Magic Pixel™ (FMP), unveiled at SID2026, clearly showing health information only from the front
? Samsung Display’s 18-inch, 500-nit EL-QD display showcased at SID2026
? Samsung Display’s 6.5-inch, 400-nit EL-QD display showcased at SID2026
? Samsung Display’s Stretchable Display 2.0 with industry-leading resolution (200 PPI) displayed at SID2026

[1] High Brightness Mode (HBM): A technology that increases brightness to

[mikeemarc] LG Display presents future of displays with next-generation OLED technologies at...

mikeemarc — 5/4/2026 9:08:21 PM

LG Display presents future of displays with next-generation OLED technologies at SID Display Week 2026

News provided by LG Display May 04, 2026, 21:00 ET

SEOUL, South Korea, May 4, 2026 /PRNewswire/ -- LG Display, the world's leading innovator of display technologies, announced today that it is unveiling its next-generation OLED technologies at SID Display Week 2026, further strengthening its OLED leadership.

Continue Reading

An LG Display researcher tests the brightness and color accuracy of a third-generation Tandem OLED panel featuring the company's latest device technology.

During the exhibition, held at the Los Angeles Convention Center from May 5 to 7, LG Display will present OLED display solutions optimized for the AI era under the theme, "OLED Evolution for the AI Era." SID Display Week is the world's largest display event, where global companies and researchers gather to present research papers and showcase mid- to long-term future technologies and new products.

LG Display is organizing its booth into three zones: "Tandem WOLED," "Tandem OLED," and "Innovative Technology." It is introducing a full OLED lineup spanning large-sized, medium-sized, and automotive applications. In particular, the company is showcasing third-generation Tandem OLED for the first time, reinforcing the leadership of its proprietary Tandem OLED technology.

Third-generation Tandem OLED features 18% lower power consumption and more than twice the lifespan of the previous generation.

As a technology that stacks multiple organic light-emitting layers to enhance brightness, efficiency, and durability, Tandem OLED was first commercialized by LG Display in 2019. Three years after launching the mass production of second-generation Tandem OLED in 2023, the company is now presenting the next evolution.

Designed for automotive applications, LG Display's initial third-generation Tandem OLED panel delivers brightness as high as 1,200 nits and is built to maintain performance for more than 15,000 hours at room temperature without display degradation.

This advancement is enabled by a newly developed OLED element that optimizes hole and electron movement to minimize degradation while ensuring uniform picture quality, along with the application of a deep blue dopant to further improve color purity, color reproduction, brightness, low power consumption, and longevity. LG Display plans to begin mass production of the automotive panel within this year before later expanding into IT and other applications.

The company is also highlighting its OLED capabilities in the emerging field of physical AI, such as robots. LG Display's P-OLED solution for humanoid robots is making its public debut, featuring high-performance Tandem OLED technology designed to withstand the rigors of automotive environments.

P-OLED offers high design flexibility, making it suitable for various robot form factors, while also meeting the demanding requirements of humanoids, including being able to operate in diverse environments and temperature conditions. LG Display sees automotive Tandem OLED technology as the most suitable solution in this field because it can deliver durability, high brightness, and long life. Building on its expertise in automotive displays, the company plans to expand its presence in the physical AI sector.

LG Display is also showcasing its industry-leading OLED innovations across multiple segments. Its OLED TV panel featuring the company's proprietary Primary RGB Tandem 2.0 technology maximizes light efficiency through an advanced pixel structure and enhanced algorithms. This enables peak brightness of 4,500 nits along with ultra-low reflectance of 0.3%, the lowest among existing displays.

In the gaming segment, LG Display is exhibiting a 27-inch OLED panel with a 720Hz refresh rate — recognized as Display of the Year by SID — as well as the world's first 39-inch 5K2K ultra-high-resolution curved OLED panel.

It is also demonstrating a 27-inch OLED panel that achieves 5K resolution at 220 PPI, featuring a newly designed RGB stripe structure that enhances the aperture ratio. This improves color clarity and precision while minimizing distortion such as color bleeding and fringing.

For IT devices, the company is introducing a 16-inch Tandem OLED optimized for AI laptops. Compared to conventional OLEDs, it is thinner and lighter while improving power efficiency, extending battery usage by up to 2.3 hours, and significantly enhancing portability.

In addition, LG Display is presenting a concept car with automotive display solutions tailored for Software Defined Vehicles (SDVs), including a 57-inch P2P panel spanning from driver to passenger seat and a 32-inch Slidable OLED that retracts into the ceiling and is deployed when needed.

"Our unrivaled R&D capabilities have led the world in first-of-their-kind and best-in-class OLED innovations," said Choi Young-seok, Chief Technology Officer at LG Display. "We will continue to put customers first and firmly establish our leadership as a technology-driven company that steers the future of displays."

About LG Display
LG Display Co., Ltd. [NYSE: LPL, KRX: 034220] is the world's leading innovator of display technologies, including thin-film transistor liquid crystal and OLED displays. The company manufactures display panels in a broad range of sizes and specifications primarily for use in TVs, notebook computers, desktop monitors, automobiles, and various other applications, including tablets and mobile devices. LG Display currently operates manufacturing facilities in Korea and China, and back-end assembly facilities in Korea, China, and Vietnam. The company has approximately 53,049 employees operating worldwide. For more news and information about LG Display, please visit www.lgdisplay.com.

Media Contact:
Joo Yeon Jennifer Ha, Team Leader, Communication Team
Email: hjy05@lgdisplay.com

SOURCE

[litespeed2011] That’s a great question… This could be one of several possibilities. One, nob...

litespeed2011 — 5/4/2026 6:25:42 PM

That’s a great question…

This could be one of several possibilities. One, nobody cares for UDC blue because it’s no bueno. Two, folks have had chance to sample and 30 day eval is over and negotiations are underway for production use. Most likely LG will be leading the pack and be the first official adopter while everyone else waits and watches on the sidelines

Maybe there are others. But me thinks if Dr. Forrest has an invited paper to present at SID Display Week with all eyes on UDC blue, he just might have something up his sleeve?

[litespeed2011] That’s a great question… This could be one of several possibilities. One, nob...

litespeed2011 — 5/4/2026 6:24:20 PM

That’s a great question…

This could be one of several possibilities. One, nobody cares for UDC blue because it’s no bueno. Two is folks have had chance to sample and 30 day eval is over and negotiations are underway for production use. Most likely LG will be leading the pack and be the first official adopter while everyone else waits and watches on the sidelines

Maybe there are others. But me thinks if Dr. Forrest has an invited paper to present at SID with all eyes on UDC blue, he just might have something up his sleeve?

[occams_phasor] Motley Fool: "That elusive phosphorescent blue OLED element is getting closer to...

occams_phasor — 5/2/2026 12:49:06 PM

Motley Fool:

"That elusive phosphorescent blue OLED element is getting closer to large-scale production, assisted by AI-powered materials research. Universal Display will provide more details in a rare conference presentation next week."

If we're really getting closer to large scale production why was Blue revenue zero??

[spectraldank] Seems like fairly strong conviction. 10% of cap, and 25% of book if I'm doing th...

spectraldank — 5/1/2026 2:41:32 PM

Seems like fairly strong conviction. 10% of cap, and 25% of book if I'm doing that right. Someone must think this is a low price...hasn't been any insider buying in a while though.

[I'manoledguy] We will find out what UDC's paper at SID reveals about Blue. UDC has always be...

I'manoledguy — 5/1/2026 12:43:32 PM

We will find out what UDC's paper at SID reveals about Blue.

UDC has always been a company that believes in a very strong balance sheet. With the previous 100 million share buy back and now 400 million dollar share buyback announcement they seem to be confident that the current share price is under valued.
I don't think they are just betting on future sales of Red,Green and Yellow to rebuild their cash position and share price appreciation. The real possibility of Blue entering into the mix and the extra profit would support the reason for repurchasing shares now. If this turns out to be the case the share price and profits should rebound sharply upwards.

[I'manoledguy] Published: 23 May 2025 Stable, deep blue tandem phosphores...

I'manoledguy — 5/1/2026 12:24:01 PM

Published: 23 May 2025

Stable, deep blue tandem phosphorescent organic light-emitting diode enabled by the double-sided polariton-enhanced Purcell effect

Nature Photonics volume 19, pages 607–614 (2025)

Abstract
Blue phosphorescent organic light-emitting diodes (PHOLEDs) are highly efficient, although their short operational lifetimes have limited their commercial acceptance in displays and lighting. A high density of energetic triplet excitons accumulates in the emission layer that eventually annihilate, leading to molecular degradation. Here we report long operational lifetime, efficient and deep blue tandem PHOLEDs using the polariton-enhanced Purcell (PEP) effect at both the diode cathode and anode. The Pt- and Ir-complex-based bottom-emitting tandem PEP-PHOLEDs show a tenfold increase in lifetime and colour saturation compared with their analogous single-junction PHOLEDs. Particularly, the Pt-complex-based tandem PEP-PHOLED on flat glass substrates has lifetimes of LT90?=?830?±?30?h and 1,800?±?100?h (LT90?=?the time to reach 90% of the initial luminance of 500?cd?m-2), and forward-viewing external quantum efficiencies of 36.8?±?0.5% or 56.0?±?1.0% without or with substrate light extraction, respectively. The lifetime enhancement is equivalent to 250 times that of conventional single-junction Ir-based PHOLED lifetimes with similar blue chromaticity coordinates. The tandem PEP-PHOLED has chromaticity coordinates of CIExy?=?(0.14, 0.12) and a marginally perceptible colour shift with viewing angle up to ±75°. The double-sided PEP effect is readily integrated with other established lifetime-extending technologies, allowing for a multiplicative increase in lifetime. To our knowledge, this is the first demonstration of a deep blue PHOLED that shows stability comparable to green PHOLEDs, accelerating the use of the deep blue phosphorescent emitters in power-efficient displays and lighting

[slacker711] The updated guidance isn't too bad and its not a surprise that they are getting ...

slacker711 — 5/1/2026 9:39:43 AM

The updated guidance isn't too bad and its not a surprise that they are getting a bounce.

but the answer on IP protection was alarming.

and the answers on blue were all BS. The reason that companies are using different architectures (particularly hybrid phosphorescent/fluorescent) is because UDC failed to deliver a RGB blue with commercial lifetimes.

We'll see if they can deliver something next week that at least enables those alternative architectures. They are going to need it in '27/'28.

[occams_phasor] That seems rather alarming. The "we'll have blue when we need it story" is dead...

occams_phasor — 5/1/2026 9:27:40 AM

That seems rather alarming.

The "we'll have blue when we need it story" is dead.

[slacker711] First time in a very long time that blue sales were basically zero. Our tot...

slacker711 — 5/1/2026 7:20:04 AM

First time in a very long time that blue sales were basically zero.

Our total material sales were $83.7 million for the three months ended March 31, 2026, as compared to $86.2 million for the three months ended March 31, 2025, a decrease of 3% with a commensurate decrease in unit material volume of 4%. The decrease in material sales was primarily due to changes in customer mix and lower unit material volume.

•
Green emitter sales for the three months ended March 31, 2026, which include our yellow-green emitters, were $64.0 million as compared to $63.5 million for the three months ended March 31, 2025, with unit material volumes decreasing by 2%.

•
Red emitter sales for the three months ended March 31, 2026 were $19.7 million as compared to $21.5 million for the three months ended March 31, 2025, with unit material volumes decreasing by 9%.

[occams_phasor] Signs are not looking great But the repurchase maybe buys them time to turn arou...

occams_phasor — 4/30/2026 5:44:10 PM

Signs are not looking great
But the repurchase maybe buys them time to turn around sales

[spectraldank] Changes in customer mix?

spectraldank — 4/30/2026 5:13:08 PM

[slacker711] Took down guidance for the year by $20m ir.oled.com Also announced a $400m buy...

slacker711 — 4/30/2026 4:10:18 PM

Took down guidance for the year by $20m

ir.oled.com

Also announced a $400m buyback. They used up their $100m buyback. At least they are showing conviction.