A research team at Seoul National University (SNU) successfully grew a Micro LED array on a 100 nm-thick sapphire nano-membrane. The results were published on Scientific Reports on May 5, 2020. According to the published paper, the team, led by Euijoon Yoon of the Department of Materials Science and Engineering of SNU, designed the sapphire nano-membrane array to grow an array of multi-faced Micro LEDs sized 4 μm × 16 μm. With the method, the Micro LED chip singulation does not need to go through plasma etching process, leading to a better ext...

Apple has begun construction of its new facility in Taiwan since last year and LEDinside covered the progress of the building in November 2019. Now the iPhone maker was said to develop innovative display technologies, Micro LED and Mini LED, with its partners in Taiwan, Epistar and AUO, according Taiwanese media, Economic Daily. (Apple's new facility in Taoyuan, Taiwan) The facility is said to be focus on Micro LED and Mini LED technology for iPhone or iPad display applications. As the facility is built within the Longtan Science Park under...

Compound Photonics (CP), a U.S.-based AR/MR microdisplay solutions developer, announced the launch of its digital backplane which enables Micro LED technology builder for high definition microdisplay subsystem integration. CP re-engineered its market-ready LCoS backplane technology into an innovative constant current drive configuration for Micro LED pixels based on its 0.26-inch (~3 μm pixel) 1080p display format. The technology can be integrated with Micro LED displays to accelerate the manufacture process by bonding the devices to a backplane driven by C...

A research team at the King Abdullah University of Science and Technology (KAUST) announced their achievement in manufacturing InGaN red LEDS with a peak wavelength of 665nm as well as improved light output power and external quantum efficacy. Their achievement is believed to support more efficient process of full color Micro LED display development. (Image: KAUST) One of the challenges of Micro LED display is producing red LEDs with GaN, which is considered almost impossible, according to Kazuhiro Ohkawa, leader of the research group. Red colo...

Mojo Vision, the Invisible Computing company who is developing smart contact lens with Micro LED technology, announced by the end of April its additional funding raised in Series B-1 investment round. The found will be used to gear up the development of Mojo Lens, the smart contact lens to realize AR applications. (Image: Mojo Vision) Mojo Vision has raised US$51 million in the B-1 round, bringing the total funding to date to more than US$159 million. The latest round of funding was led by New Enterprise Associates (NEA) with participation from top stra...

In a report covered by Driving Vision News (DVN) in December 2019, we found that Valeo’s PictureBeam system was tested. The adaptive driving beam (ADB) system was co-developed by Valeo and Cree with a resolution of nearly 4000 pixels to deliver road marking functions. ADB system with high resolution is a trend for automotive lighting. Many automotive component manufacturers have teamed up with LED companies to develop LED array solutions based on Micro LEDs. The PictureBeam system created by Valeo and Cree is one of them. The two companies demonst...

Taiwan-based display manufacturer AUO has partnered with PlayNitride to unveil their latest Micro LED technology development. The two companies leverage their expertise and developed a 9.4-inch flexible Micro LED display with the world's highest 228 PPI pixel density, achieving yet another industry milestone with pioneering technological breakthroughs. The 9.4-inch flexible Micro LED display is based on an LTPS TFT driven backplane which allows pixels to be lighted separately. With a high-speed mass transfer technology, more than 5.5 million Micro LED...

The world sweeping COVID-19 pandemic is leading to delay in production as well as some new projects in the industry as many companies have temporary closed their facilities and the supply chain was interrupted. New technology developments might be affected under the challenging time as well. LEDinside shares its insights toward Micro LED technology development in such a global uncertainty and points out that it might be a chance for the next-gen display technology to move a step forward. (Image: LEDinside) According to LEDinside, delays of equipment and material d...

Compound Photonics (CP), a provider of compact high-resolution microdisplay solutions for AR and MR applications introduced a compact, high brightness 1080p optical engine reference design that fits into a volume under 3 cubic centimeters (3cc). The product is optimized for CP’s 0.26-inch Micro LED Integrated Display Module (IDM) with a resolution of 1920 x 1080 resolution and 3.015μm pixel, which will accelerate development of AR/MR smart glasses. (Image: Compound Photonics) The 0.26-inch Micro LED IDM was jointly developed by Compound Ph...

Micro LED as the innovative display technology is expected to replace TFT-LCD and OLED display in the near future with its high performance including high resolution, high contrast, self-emission, low power consumption and long life. However, the technology still encounter several bottlenecks. The most challenging one for researchers and manufacturers is the notorious mass transfer process which requires bonding RGB LED chips to display backplane accurately and efficiently. The task also needs to tackle the issues caused by different chip materials such as breakable...

Australia-based BluGlass updated its business operation recently, presenting its developments in its direct-to-market Laser Diode business unit (launched October 2019) and recent progress on its Micro LED and LED programs. (Image: Pixabay) BluGlass has processed new RPCVD tunnel junction laser diode test structures which replaces the heavily lossy and resistive p-AlGaN cladding layers needed in standard laser diodes, paving the way for laser diodes improvement with reduced optical loss. The BluGlass US based Test Facility is on track for completion and f...

LEDinside, a division of the global market intelligence firm TrendForce, says that significant progress in the evolution of Micro LED technologies during the recent period has attracted the interest of many supply chain actors. Companies that are now pursuing Micro LED include material and equipment providers in the upstream, component suppliers in the mid-stream, and brand vendors of whole devices in the downstream. In trying to gain a foothold in this field, they are disrupting the traditional ecosystem of the electronics sector and contributing to the formation of a new ind...

Since last year, manufacturers of LEDs, panels, and systems across the globe have displayed Micro LED-related products at major international exhibitions. Applications include automotive and indoor fine-pitch displays. This has kick started a Micro LED trend across the world. At the beginning of this year, leading industry players including Taiwan’s ITRI, Japan’s Sony, and Korea’s Samsung, LG, and Seoul Semiconductor have all presented the latest Micro LED technology at CES 2020. As one of the major focuses in the display industry, Mi...

Plessey, the UK-based Micro LED display developer focusing on AR/MR display application, announced that it is collaborating with Facebook, providing its technology to support Facebook building prototype and develop new technologies for potential use in the AR/VR space. (Image: Plessey) Plessey has been focusing on Micro LED-based AR display technology and it was rumored that Apple had plan to acquire Plessey with its interest in AR smart glasses. However, now Plessey teams up with Facebook and will license its technology to the social media giant for cr...

To address the wafer size mismatch and to tackle the yield challenge in Micro LED production, ALLOS has applied its unique strain-engineering to show outstanding uniformity and reproducibility for 200 mm GaN-on-Si epiwafers. Additionally the company reports about its success on the roadmap to 300 mm. Yield plays a crucial role to make Micro LED displays successful. It has a direct impact on the manufacturing complexity and cost. To enable the needed cost reductions, large wafer diameters are essential. This is particularly true for Micro LED applications in which...

A team with researchers at Seoul Viosys and University of California Santa Barbara (UCSB) published a study focuses on features of Micro LEDs as their size goes smaller at 1 to 10 μm. External quantum efficiency (EQE) of Micro LEDs usually reduces when Micro LEDs get smaller, which becomes an issue for Micro LED technology builders. To further understand the relation between EQE and chip size, a research team of Seoul Viosys and UCSB focus on Micro LEDs down to 1 μm to compare the EQE trend for blue and green InGaN Micro LE...

The spreading coronavirus epidemic did not stop industry players from progressing advanced technology development. Chinese companies recently reported new orders and subsidies for equipment to push Micro LED technology development. (Image: LEDinside) The biggest LED wafer and chip producer Sanan Optoelectronic reported that its subsidiary Sanan Semiconductor has received subsidies from the Quanzhou government in March for purchasing equipment. The amount of the subsidies was RMB 143 million (US$ 20.16 million). Sanan Semiconductor has formed partnership with...

AR applications and devices are one of the major focuses of Apple at the moment. The company has shown its interests in AR technology development and considered that AR wearable glasses may replace smartphones in the near future. Rumors about Apple to reveal its AR smart glasses soon have been going on as well. Apple launched the new iPad Pro adopting LiDAR Scanner and releases the latest ARKit 3.5 which enables app developers to take advantage of the new LiDAR Scanner to capture 3D features of the surrounding environment. ARKit 3.5 also includes instant A...

Despite the coronavirus pandemic, the progress of Micro LED technology continues to go on. After AIXTRON reported that it has received orders from the Konka Group for Micro LED pilot production, another equipment supplier, CyperOptics, who specialized in high precision 3D sensing technology, also announced orders for Micro LED production. Based in Minnesota, USA, CyberOptics develops and manufactures 3D sensing technology solutions for inspection and metrology in the SMT and semiconductor markets to improve yields and productivity. (Image: CyberO...

AU Optronics (AUO), the Taiwan-based panel manufacturer, held an annual press event displaying its new products and applications in 2020 including 8K TVs, Micro LED automotive displays, Mini LED backlit displays. (Image: LEDinside) The wide range of displays target diverse fields covering medical applications, gaming displays, public information displays, automotive displays and more. AUO noted that orders for medical and educational applications such as electronic whiteboards and digital X-ray panels have increased with rising needs in home education and med...

AIXTRON announced that Konka Group has ordered multiple AIX G5+ C and AIX 2800G4-TM MOCVD systems to build its own volume production of GaN-based (gallium nitride) and AsP-based (Arsenide-Phosphide) Mini- and Micro LEDs. Konka, which recently announced its plans to enter the North American consumer electronics market in 2020, established its Micro LED initiative as a joint venture with Chongqing Liangshan Industrial Investment. The company also increase an investment of over US$210 million for Micro LED development. Most recently, ...

Micro LED technology builder VerLASE introduced a novel mass transfer technique for Micro LED display production based on its “Large Area Assembly Platform” (LAAP), which the company revealed in June, 2019. With similar concept, the company transfer the technology into a simpler, semiconductor-fab compatible solution based on Photo-Mechanical Actuation (PMA). According to VerLASE, the solution uses a novel formulation comprising of fab compatible chemistries and transfer stamp architecture in a unique way to deterministically pick-up a large ...

Following the launch of Plessey’s Data-Vµ segmented Micro LED display products in 2019, the company has now extended the range with the introduction of passive matrix pixelized Micro LED displays, based on Plessey’s proprietary monolithic GaN-on-Silicon technology. (Image: Plessey) These fully addressable micro-displays can provide the high brightness/low power image source demanded by the advanced compact optical projectors embedded in AR/MR information systems. The displays can be customized to provide the specific resolution and color requir...

Samsung has added Epistar, the Taiwan based LED chip provider, as a supplier of Micro LED chips to diversity its supply chain, reported Korean media, TheElec. (Image: Samsung) The report said that Samsung included Epistar to its Micro LED supply chain to secure its promise for launching Micro LED TVs in the second half of 2020. Samsung revealed its Micro LED TV lineup earlier this year at CES 2020. The company aims to debut four sizes Micro LED TVs covering 75 inches, 88 inches 93 inches and 110 inches to the market in Europe, North Ameri...

Electroninks, the supplier of particle-free silver, gold, and platinum conductive inks and pastes, announced the strategic alliance with Enjet Inc., the ultra-high resolution printing expert to support advanced manufacturing of display, touchpanel, and packaging products. The two companies will leverage their capabilities and resources to demonstrate conductive ink and printing equipment products.    Electroninks and Enjet will work together as a dynamic team to supply conductive ink printing at <10µm in several markets including Micro LED, Mini LED, EM...

According to TCL’s latest update, the Chinese display company built strategic partnership with Sanan Semiconductor, a subsidiary of Sanan Optoelectronics. The two companies will establish a joint laboratory to develop Micro LED display technology. TCL and Sanan signed a strategic partnership MOU on March 3. According to the MOU, the two partners will set up a laboratory to develop Micro LED technology from end to end, addressing key issues of the engineering techniques and accelerating Micro LED production and applications. The partnership aims t...

LED display manufacturer Daktronics announces that it has participated in a Series A investment round in X Display Company (XDC). XDC is a spinoff of X-Celeprint, who creates and owns leading intellectual property (IP) and capabilities in Micro LED mass transfer technology. Series A investments will support XDC’s further development in Micro LED capabilities and applications. Micro LED technologies support Daktronics’ line of narrow pixel pitch LED displays and will enable solutions to move into the realm of less than 1-millimeter line s...

SiliconCore showcased its Lotus 0.83mm technology with a Micro LED display at ISE 2020. The Micro LED display, according to SiliconCore is three times as bright and 50% more power efficient. (Image: SiliconCore) SiliconCore LED displays features lowest power consumption, highest brightness, and lowest operating temperatures. The Lotus 0.83mm LED display with a brightness of 2000 nits surpasses the market with the brightest and most efficient sub-1mm pitch LED display in the world. A 4K resolution display can be achieved at 144-inch with a smooth, touc...

ISE 2020 ended last week on February 15 at RAI Amsterdam. Despite that some companies decided to pull off from the exhibition with coronavirus concerns, still many worldwide industry leaders attend ISE 2020 with their latest products. Micro LED and Mini LED displays, the next-gen display technology, also played significant roles at the event with several new products showcased and innovative solution presented. Samsung Presents 583-inch Micro LED Display - The Wall for Business Samsung extended product portfolio, The Wall for Business, covering Mic...

Compound Photonics and Plessey Semiconductors announced the results of their collaboration, the first fully addressable Micro LED display modules. Engineering teams from both companies have fabricated functional Micro LED display modules combining CP’s high speed digital low-latency display backplane with Plessey’s GaN-on-Silicon monolithic Micro LED array technology. Plessey produced the Micro LED array wafer bonded to CP’s backplane wafer at its facility in the UK. In turn, CP’s team assembled and packaged display modules from t...