Plessey, the UK-based optoelectronic technology solutions provider, announced that it is going to demonstrate AR and VR glasses powered by Micro LEDs at CES 2019. Plessey’s Micro LEDs are put in action for AR applications with Vuzix, who has collaborated with Plessy in the development of Micro LED smart glasses. According to Plessey, its Micro LEDs offer 10 times the resolution, 100 times the contrast ratio, and up to 1,000 times the luminance compared to traditional OLEDs. Furthermore, the device uses only half the power consumption, doubling b...

The “Micro LED Technology Research Contest” held by LEDinside has received numerous articles providing innovative and practical solutions to enhance the manufacturing of Micro LED during June 6th – September 10th, 2018. LEDinside was very excited to learn all these novel ideas and technologies offered by different institutes and companies from all over the world. Selecting the winning articles was a tough task as most of them have proposed unique perspectives on how to solve the mass transfer issue of Micro LED or improve their yield rate. 

LED manufacturers reported revenue drop for November as the demands decrease in the off-peak season. AOT, the LED company under the Foxconn Group, has posted a revenue of NT$ 332 million (US$ 10.76 million) for November with a decrease of 10.4% MoM and 39.9% YoY. LED backlighting is the major business of the company which accounts for more than 90 percent of its revenue. Therefore, the dropped demands of TV backlight due to seasonality led to the decreased monthly revenue of AOT. (Image: AOT) AOT also began the development of Mini and Micro LE...

Gallant Precision Machining (GPM), a Taiwan-based semiconductor equipment provider, reported that its business has been growing stably with orders from penal producers and semiconductor companies. The company and its subsidiary GMM have also been pushing the development of Micro LED transfer equipment which is expected to enter the market by the first quarter of 2019. GPM and its subsidiary GMM have focused on equipment for different Micro LED production. GPM targets in-process testing equipment for Micro LED chips while GMM is focused on Micro LED...

Combining LED technology and medical research, several integrations have been revealed, showing the potential of the technology in healthcare applications and development. LEDinside has collected some innovative examples of LED applications which create possibilities for future medical improvement. Elastic Micro LED skin sensor system In February 2018, a new ultrathin, elastic Micro LED display that fits snugly on the skin was developed by researchers at the University of Tokyo and Dai Nippon Printing (DNP) in an academic-industrial collaboration. The int...

UK-based Micro LED producer Plessey has announced a partnership with EV Group (EVG), a wafer bonding and lithography equipment supplier. The aim of the collaboration is to accelerate the commercialization of GaN-on-Si monolithic Micro LED technology.

Veeco Instruments and ALLOS Semiconductors have continued their collaboration in developing GaN-on-Si epitaxy wafer for Micro LED production. The two companies have partnered to demonstrate the reproducibility of ALLOS’ 200 mm GaN-on-Si epitaxy wafer technology on Veeco’s Propel® MOCVD reactor. “To bring Micro LED technology into production, simply presenting champion values for a single metric is insufficient. It is essential to achieve the whole set of specifications for each wafer with excellent repeatability and yield,” ...

Mass transferring is one of the biggest obstacles for the mass production of Micro LED display technology. Many players in the industry have come up with different methods to solve the issue and it is also a focal point in the Micro LED Technology Research Contest, where several research papers targeted the topic. The article submitted by Thomos Q. Ke has illustrated an idea to produce Micro LED without the process of mass transfer. The paper, titled “Mass Production Solution of Micro-LED without Mass Transfer” was awarded with an honorable menti...

Researchers in the industry and in the academic field have dedicated their efforts to overcome the difficulties of Micro LED display technologies. Currently the bottlenecks of the technology lie in six major areas including mass transferring process, the production of epitaxial wafer, method for full-color display, driver IC design, backplanes and testing and repair technology. One of the articles awarded with honorable mention in the Micro LED Technology Research Contest hosted by LEDinside has focused on the method for full-color display. The article, titled “Q...

Micro LED displays require the use of red, green and blue (RGB) LEDs, achieved by mixing nitride LEDs and phosphide LEDs. This mixing causes blue, green and red LEDs to behave differently in terms of temperature and aging, which impacts the quality of image color. Moreover, blue, green and red LEDs each require specific electronic drivers, making integration more complex. (Figure 1: Red emission at 630nm of 100µmx100µm of full InGaN LED grown on Soitec’s InGaNOS) RGB LEDs composed of the same material inducing the same behav...

Japanese UV LED company Nitride Semiconductors has announced to establish a subsidiary, Micro Nitride, to focus on the developing and manufacturing of Micro UV LED chips for micro LED display.

According to LEDinside, a division of TrendForce, latest “2018 Micro LED Next Generation Display Technology Market Report- 4Q18 Micro LED TV Market and Technology Challenge Analysis”, 4K TV market share will reach to 51% and 8K TV market share will achieve 10% in 2023, which means high resolution panel will be hit in the future. Compared with OLED TV, Micro LED TV will be much easier to meet the high resolution, high brightness and high reliability. However, a lot of technology challenges remains to be conquered.

Taiwanese panel producer Innolux has announced the restructuring of the company’s organization. Robert Shiao, the prior president of the company, has become Vice Chairman. James Yang was promoted as President from Vice President and will oversee the business unit, operation unit and manufacturer unit of Innolux. According to Jim Hung, Chairman of Innolux, the new management team would strengthen the flexibility and competitiveness of the company.

Mini LED is one of the key technologies for 2019 and will be making its way into the displays of consumer electronics. On the other hand, Micro LED technology, which has been on the spotlight in the recent years, is expected to be applied on displays in the market by 2021, according to the forecast of LEDinside.

A European Apple patent application related to the technology of Micro LED display was published, reported Patently Apple.

imec as a world-leading R&D center and innovation hub in nanoelectronics and digital technology has been dedicated to using the power of technology to improve lives. The institute has gathered researchers from around the world to transform conceptual ideas into solid solutions to tackle real world problems. imec has also been extending its collaboration with international partners and has set up its first R&D center outside Europe in Hsinchu, Taiwan, ten years ago.

According to LEDinside, the global market size of micro LED is expected to grow to US $1.12 billion in 2020 and US $3.18 billion in 2025. In the end, a variety of products (BLU and RGB displays) with micro / mini LEDs as individual pixels are expected to be introduced to the market. However, technologies that can deliver large quantities of LED chips to the substrate at a time are still under development, and technologies for repairing defective mini LED chips are needed. 

Micro LED displays and devices developer VueReal has announced $8.5 million in funding from Sustainable Development Technology Canada (SDTC) to support its project whose total investment is over $26 million. The funding will be used to further develop innovative Micro LED technologies by expanding its original research team and launching a new center with fabrication facility. 

Taiwanese LED wafer and chip maker Epileds has reportedly continued its progress in developing Micro LED/Mini LED products. However, impacted by the price pressure and severe competition, the company’s performance for 3Q18 turned out flat.

Plessey has been speeding up its progress of Micro LED technology development. After announcing the partnership with Jasper Display Corp (JDC) for the backplanes, Plessey has ordered MOCVD equipment from AIXTRON SE to boost its manufacturing capability of GaN-on-Si wafers targeting Micro LED applications.

Imec Taiwan, a subsidiary of the Belgium-based R&D institute Imec, has signed a memorandum of understanding (MoU) with Taiwan’s Instrument Technology Research Center of National Applied Research Laboratories (ITRC-NARLabs) for future collaboration in developing advanced imaging and optics applications. One of the focal points of the cooperation is to enhance the development of Micro LED and to explore further applications of the technology. 

Taiwan-based semiconductor equipment supplier Gallant Precision Machining (GPM) announced in July that the company has been developing equipment for Micro LED production. Its subsidiary, GMM, which focuses on the field, will complete the equipment for mass transferring Micro LED chips by the first quarter of 2019.

Regrowing hair for mice is the new application unveiled by researchers from the Korea Advanced Institute of Science and Technology (KAIST) with their red flexible vertical Micro LED technology. They published their result in ACS Nano in August.

Plessey Semiconductors has reported its partnership with Jasper Display Corp (JDC) for using JDC’s silicon backplane to drive the monolithic Micro LED displays produced by Plessey’s proprietary GaN-on-Si wafers. 

SEMICON Taiwan 2018 was held at Taipei Nangang Exhibition Center on September 5 -7. Many leading equipment manufacturers have joined the event including Aixtron, Veeco, Kulicke & Soffa, MPI Corporation and Toray. These equipment makers have introduced the latest trends of power components and optoelectronic. 

SEMICON Taiwan 2018 International Semiconductor Exhibition was held during September 5 to 7 at TWTC Nankang Exhibition Hall. As the second largest SEMICON exhibition worldwide, it gathered 680 manufacturers with more than 2000 booths, reaching a new record high. Major equipment manufacturers were present, including Aixtron, VEECO, Kulicke & Soffa and MPI Corporation. 

Play Nitride has showcased several RGB Micro LED full color displays for automotive applications at SEMICON Taiwan 2018. The company has presented its capability of Micro LED chip production and mass transfer with its unique PixeLED Display technology. 

Kulicke & Soffa, a Singapore based semiconductor equipment provider and Micro LED startup Rohinni have announced the launch of an advanced placement solution for Micro and Mini LED, PIXALUX™. 

Mini LED has entered the market with manufacturers continuously reporting the launch of new products with Mini LED applications in the past few months. Meanwhile, the industry does not intend to stop the progress of Micro LED development. Chinese LED chip maker Sanan Optoelectronics will build its Micro LED epi-wafer and chip production, according to industry sources. 

With the market of Mini LED display thriving in the second half of 2018, LED driver IC company Macroblock has been preparing its technologies and capacities for Mini LED displays.