2019-06-25

Key Technologies and Advanced Applications of Micro LED Technology at Micro LEDforum 2019

Micro LED technology is on its way of business transforming! Since last year, we have seen different Micro LED display products in various trade shows from worldwide companies. Although Micro LED technology is still fraught with myriad challenges, it has become much more developed than it was two years ago. Schedules for the commercialization of Micro LEDs will unfold as the technology matures, predicted to bring Micro LED market revenue up to US$4.2 billion by 2023. This year, LEDinside Micro LEDforum 2019 has invited professionals across the world to sha...
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2019-06-24

2019 Micro LED Progress Updates and Production Challenges Analysis

The development of Micro LED display technology has further materialized in 2019 in the form of more solid applications presented in big trade shows. Micro LED products demonstrations marked the intensified collaboration between industry players in the supply chain across the world. Researchers, chip makers, panel producers, equipment providers and application device developers have intensified their cooperation to accelerate Micro LED technology progress.
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2019-06-21

Epistar Sees Opportunity in Mini LED and Might Benefit from US-China Trade Dispute

Taiwan-based LED chip maker Epistar held its annual shareholder meeting on June 19, 2019. The company expects that Mini LED products will be the major driving momentum in 2019. Epistar continues to work on high margin LED products including UV LED, VCSEL, Mini LED and Micro LED. The company is working intensively with Mini LED projects and its products have been adopted in the end applications including monitors, notebooks and tablets. Epistar foresees an increase of product shipment with rising demands in the market 2020, which will push the produ...
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2019-06-20

Fluidic Assembly Technology by eLux Enables Low Cost Production of Full Color Micro LED Displays

The Foxconn Group has continued to accelerate Micro LED development by several subsidiaries including eLux, Inc. LEDinside had an opportunity to visit eLux and learn about the current progress of the Micro LED technology development. Before joining the Foxconn Group, Jong-Jan Lee (J.J. Lee), CEO of eLux and Paul Schuele, CTO of eLux, have both worked at Sharp Laboratories of America and established eLux to develop Micro LED technology. After being acquired by Foxconn, eLux has cooperated with other companies under the Foxconn Group and achieve...
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2019-06-18

Shineon Announces Its Development in Micro LED and Mini LED Displays

China LED company Shineon presented its Micro LED display at GILE 2019 with its new brand “IconiView” targeting high-end display products. The 139-inch 4K Micro LED display was developed by Shineon and Lumens, using Flip-Chip-on-Module (COM) technology with a pixel density of 1,570,900 pixel/m2. The display achieved a contrast ratio of 3000:1 and its brightness is over 2000nit. According to Shineon, the product has been verified and can be mass produced. Shineon said it has been developing laser-lift-off thin-film LED technology which i...
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2019-06-18

More Mini and Micro LED Products and Solutions at Touch Taiwan 2019

Micro LED and Mini LED products are going to be the spot lights at this year’s Touch Taiwan, the Taiwan-based display show which will take place in Taipei, Taiwan during August 28 to 30. Micro LED is regarded the next generation display technology with its excellent performance including high brightness, high contrast, low power consumption and long lifetime which suppress OLED. Despite that several manufacturing barriers have slow down the commercialization process of Micro LED, worldwide technology developers have teamed up to leverage their expertise in...
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2019-06-17

Apple's Newest Display to Boost High-End Demand, with Mini LED Backlights to Become Both a Chance and a Challenge

LEDinside, a division of TrendForce, points out that Apple has just released the Pro Display XDR 32-inch 6K display, which utilizes a brand new LED backlight solution. In doing so, Apple is motivating the display industry to actively explore new solutions for high end products, with next generation Mini LED backlight technology to become the main area of development for many suppliers. Mini LED backlight revenue is expected to reach US$340 million in 2023 (not including the revenue from other driver ICs and backplanes). TrendForce points out that the brand n...
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2019-06-11

【2019 GILE】China and Taiwan LED Makers Say Micro LED and Mini LED Display Technology Ready for Mass Production

Despite that the core of GILE is LED lighting and lighting related applications, LED producers who joined the event this year took the opportunity to present their latest development of Micro LED and Mini LED technologies. Micro LED Display Shineon from Beijing, China, showcased a 139-inch 4K Micro LED display at GILE 2019. The Micro LED display is spliced by 576 units of 96mm*96mm Micro LED display module which their pitch size is 0.8mm. Shineon and Lumens from South Korea have developed Micro LED display modules with pitch siz...
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2019-06-06

Plessey Introduces How Micro LED Technology Speeds up Developments of AR and other Smart Wearables

Plessey, the UK-based semiconductor technology provider, has successfully developed GaN-on-Si monolithic Micro LED. According to the company, the innovative development will support next generation applications such as AR headsets, head-up displays (HUD) and other smart wearables to enter the mass market. Given their high contrast, high speed, wide viewing angle, high brightness and more efficient and longer-lasting operation, Micro LEDs are perfect for display applications on wearables such as smart watches, HUDs and AR headsets. (Image: Plessey) Howeve...
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2019-06-05

The Challenges of Micro LED Display Inspection and Repair

In the manufacturing process of Micro LED display, inspection and repair technologies are indispensable to enhance and assure production yield. But again, given the massive amount of Micro LED chips in tiny size, Micro LED display makers face a great challenge for the testing and repairing process. LED testing includes photoluminescence (PL) and electroluminescence (EL) test, the former method can test LED chips without touching and ruining them but it might not detect all the defects compared to EL test. On the contrary, EL test is able to identify more defec...
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2019-06-05

VerLASE Proposes Mass Transferring Solution for Micro LED Displays

An emerging landscape bereft of standards, some have defined Micro LEDs as anything where the LED semiconductor die is smaller than 70 μm down to perhaps 1μm. Larger die are typically called Mini LEDs, used in applications such as local dimming. The semiconductor die are essentially a miniature version of the die in the well-known, commoditized solid-state lighting (SSL LED) industry. Besides physical dimensions, there are some subtle differences between the SSL industry and the display industry. Spectral tuning notwithstanding, the end goal for SSL industry...
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2019-05-31

Technology Developers on the Way to Overcome Difficulties of Micro LED Mass Transfer and Assembly

In order to commercialized Micro LED display, the current goal of Micro LED technology developers is to reduce production cost and improve yield through optimizing manufacture process. One obstruction to the goal comes from the production process of mass transferring and bonding, as assembling million Micro LED chips to targeted substrates poses a great challenge for display makers. Micro LED display is made from Micro LED array consisting of a massive amount of Micro LED chips, forming individual pixels. Since the size of Micro LED chips is less than 100 &m...
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2019-05-30

glō Continues Micro LED Display Development with High Brightness Displays

glō, the Swedish-American Micro LED company, has been progressing its Micro LED technology since it exhibited the world’s brightest Micro LED display with JDC at Display Week 2018. In 2019, the company showcased four prototypes of Micro LED display including smartwatch display, AR display, HUD and a smartphone-sized panel with Kyocera during Display Week. (Image:glō) The solution of glō features two technology, RGB InGaN Micro LED and direct wafer transfer onto different substrate materials including silicon (CMOS), glass (LTO...
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2019-05-30

BOE Applies Patent with its Micro LED Mass Transfer Technology

During Display Week 2019, LEDinside noted that Chinese LED makers and panel producers become strong industry players in Micro LED technology developments. The country was also ranked the second in the world with its Micro LED patent application, according to the statistics of the Korean Intellectual Property Office. The National Intellectual Property Administration of China published a patent applied by BOE which focuses on Micro LED transferring. In the patent application, BOE proposed a mass transfer solution with high efficiency in which a magneti...
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2019-05-29

Epitaxy Wafer: The Fundamental Phase for Micro LED Display

In the latest report of LEDinside, titled “LEDinside 2019 Micro LED Next Generation Display Key Technology Report,” Micro LED technology not only features excellent performance in brightness and contrast that surpass OLED, its fast response time, low power consumption and reliability make it a perfect option for mobile and automotive applications. However, complicated production process which leads to low yield and high production cost has slowed down the commercial progress of Micro LED display. One of the challenges lies in the quality of Micr...
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2019-05-24

Micro LED Manufacture Process Introduction and Difficulties Analysis

Despite that more and more industry players across the world have built partnership and poured resources into Micro LED development and research, the commercialization of the next generation display technology is still delaying. Due to technology barriers and equipment limitation, production cost for Micro LED display remains sky high, leading to postponed timeline of Micro LED display commercialization. But why is the manufacture of Micro LED display so difficult? What are the challenges occurred during Micro LED production that slow down the commercial progress? ...
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2019-05-24

Apple Wins Patents for Micro LED Transferring Technology and Smart glasses with Holographic Projection

Patently Apple reported that the US Patent and Trademark Office have published several new patents for Apple recently including two patents of Micro LED chip transferring and structure and one related to a head-mounted system with a holographic element. The first patent of Micro LED transferring, titled Micro LED Display, described a Micro LED structure with a metallization layer between a bonding layer and the micro p-n diode, as well as a conformal dieletric barrier layer. The structure of Micro LED enables a phase change during chip transferring and enabl...
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2019-05-17

【SID Display Week 2019】Micro LED Display Products Progress with Chinese Panel Makers Joining the Field

Display Week is an iconic event for the display industry across the world. Micro LED display is still a major focus of the show in 2019. Most of the Micro LED display exhibitors have demonstrated their products last year and came with upgraded Micro LED display this year. LEDinside noticed that Chinese panel manufacturers have joined the game of Micro LED and showcased active driven solution on glass backplane, indicating the technology progress of Micro LED display. Let’s take a look at the latest Micro LED developments at SID Display Week 2019. ...
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2019-05-16

CEA-Leti Develops CMOS Process for High-Performance Micro LEDs That Could Overcome Display-Size Obstacles

French research institute, Leti of CEA Tech, announced a new technology development based on CMOS for GaN Micro LED displays manufacture. Researchers said the new process is capable of producing high performance Micro LED displays for a wide range of applications from smart watches to TVs. The approach fabricates elementary units of all-in-one red, green, blue (RGB) Micro LEDs on a CMOS driving circuit, and transfers the devices to a simple receiving substrate. The units are fabricated with a full semiconductor, wafer-scale approach. (Image: CEA...
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2019-05-14

Micro LED AR Smart Glasses Might be Apple’s Next Focus Combining Its Software and Devices Development

Rumors about when Apple will start adopting Micro LED in its products have been going on since it acquired Micro LED startup LuxVue in 2014. Many believed that Apple Watch would be the first Apple product using Micro LED display featuring its high brightness and low power consumption. However, it is also likely that the technology will be seen in augmented reality (AR) devices based on Apple’s recent plans. Reuters reported that Apple has teamed up with German software developer SAP to help business develop applications based on Apple’s machine-l...
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2019-05-14

Vuzix and Plessey Confirm Long-Term Partnership for Micro LED AR Smart Glasses

Smart glasses and AR technology provider Vuzix and optoelectronic technologies developer Plessey announced an exclusive display device design and long-term supply agreement. With the agreement, the two companies will work together on AR products development and productions combining Micro LED light source from Plessey and smart glasses expertise of Vuzix. Vuzix has developed a Smart Glasses portfolio including Vuzix Blade, which won the CES 2019 Innovation Award. The glasses are equipped with a smart display, offering a see-through viewing experience via its waveg...
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2019-05-14

VueReal Develops Mass Production Solution for Micro LED Display with Required Yield

Micro LED technology startup VueReal reported that it has developed a solution to offer required yield for high-volume production of Micro LED displays. Right after unveiling its ability to produce Micro LED display with 30,000 ppi with product sample available for order, VueReal announced its development of a Micro LED display mass production solution. Low transfer yield and the need for expensive redundancy or repair solutions have been major limiting factors preventing Micro LED displays from being used in mainstream applications. In order to tackle the issue...
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2019-05-13

Tianma to Showcase Micro LED Transparent Display and Mini LED Backlit Display at Display Week 2019

The Tianma Group from China announced that it will exhibit a 7.56-inch Micro LED display, a Mini LED backlit HDR LCD, and a Flexible AMOLED display at Display Week 2019. Tianma will showcase a Micro LED display with over 60 percent transparency and a resolution of 720*480 (114ppi), along with a thin border of less than 0.8mm. With the transparent Micro LED display, Tianma targets automotive applications such as HUD or car window display. (Image: Tianma) The company is also presenting a LTPS Mini LED backlight-based HDR display f...
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2019-05-10

Samsung and Sony’s Micro LED Displays Win SID’s Display of the Year Awards

The Society of Information Display (SID) announced the winners of its Display Industry Awards. Winners of Display of the year include Samsung’s “The Wall,” Sony’s Crystal LED Display and Apple’s OLED display for Apple Watch Series 4. Two out of the three winners went to Micro LED displays. Samsung revealed “The Wall,” a 146-inch display at CES 2018 for the first time. In 2019, the Korean company released a 75-inch Micro LED display with the “real” Micro LED chips which is only 1/15 of t...
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2019-05-10

X-Celeprint Adopts BluGlass’ RPCVD p-GaN to Achieve Micro LED Display Prototypes

Australian semiconductor technology developer, BluGlass, announced that its Remote Plasma Chemical Vapour Deposition (RPCVD) p-GaN technology has been adopted by X-Celeprint, a micro-transfer printing company, to develop Micro LED display prototypes. By implementing BluGlass’s RPCVD p-GaN technology, X-Celeprint’s active matrix Micro LED displays demonstrated good luminance with color uniformity, quantum efficiency and forward voltage that equal current high-performance commercial applications of 2000 nits. (Image: X-Celeprint/BluG...
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2019-05-09

Mini LED Backlit Displays to Bring in Business and Give OLEDs a Run for Their Money

According to the newest 2019 Mini LED and HDR High-End Display Market Report by LEDinside , a division of TrendForce , after 3 years of mini LED backlight technology development, mini LEDs will finally make an official appearance on displays in 2019 and compete directly with OLEDs. Apple, with eyes set on the advantages of mini LED technology for a while, is also eager to strike collaborations with suppliers in Taiwan and Japan to introduce this technology into desktop displays, notebooks and tablets. TrendForce explains that, in comparing the two, Min...
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2019-05-06

Micro LED Progress Updates from Worldwide Companies for 2019 – Europe and North America

As more Asian players demonstrate their progress in Micro LED, LED technology providers and researchers from Europe and North America also synchronize their advances through deepening collaboration with various solution providers. Europe: Plessey presents Micro LED AR/VR glasses; Osram joins in on Micro LED automotive display research After Plessey unveiled its GaN-on-Si monolithic Micro LED in 2018, the UK-based company has cooperated with several partners including Vuzix, JDC, Nanoco Technologies, Aixtron, Mojo Vision and others. In col...
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2019-05-03

Micro LED Progress Updates from Worldwide Companies for 2019 – Asia

The development of Micro LED display technology has further materialized in 2019 in the form of more solid applications presented in big trade shows. Micro LED products demonstrations marked the intensified collaboration between industry players in the supply chain across the world. Researchers, chip makers, panel producers, equipment providers and application device developers have intensified their cooperation to accelerate Micro LED technology progress. Since the beginning of 2019, many companies have announced their Micro LED progresses and plans. Follow the update...
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2019-05-03

Plessey to Showcase Its Latest Micro LED Display Solutions at Display Week 2019

UK-based optoelectronic technology solution provider Plessey announced that it will showcase its latest Micro LED display solutions for augmented and mixed reality (AR/MR), head-up/head-mounted displays (HUD/HMDs), smartphones and other display applications at Display Week 2019 held from May 14 to 17 in San Jose, California, USA. Plessey said it will unveil its Micro LED technology breakthroughs and demonstrate why its scalable and repeatable GaN-on-Silicon monolithic process is the solution for next-generation display products. (Image: Plessey) C...
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2019-04-29

China’s Sanan Invests 12 Billion CNY in Micro LED and Mini LED Wafer and Chip Development

Sanan Optoelectronics announced a CNY 120 billion (US$ 1.78 billion) investment agreement with Hubei Province on April 25, 2019 for Micro LED and Mini LED wafer and chip development and production. According to the agreement, Sanan will increase investment of III-V compound semiconductors for Micro LED and Mini LED wafer and chip production. (Image: Samsung) In September 2018, Sanan was said that it will build the first production line for Micro LED wafers and chips in 2019. The Chinese company has also worked closely with Samsung in Micr...
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TSLC Corporation, a subsidiary of SemiLEDs, launched sampling of its tri-color Mini LED series, targeted to provide LED display manufacturers with surface-mounting (SMT) compatible devices. The first product in the tri-color multi pixel series... READ MORE

The German chemistry giant BASF has revealed its development of dark automotive paint colors that are reflective to LiDAR for enhancing the detecting function of autonomous cars. LiDAR plays a critical role to the development of autonomous veh... READ MORE