Shulin District, New Taipei City, Taiwan, July 30, 2019-Everlight has filed invalidation trial procedures against Nichia ‘s YAG patents in United States, Australia, China and Taiwan. Everlight has received these winning judgements. Supreme Court of the United States has decided that the asserted claims of Nichia’s US YAG patents US5,998,925 and US7,531,960 are invalid. Full Court of Federal Court of Australia has decided that the asserted claims of Nichia’s Australia YAG patent 720234 are invalid. On May 9, 2019, Beijing Inte...

Scientists have demonstrated blue light’s anti-microbial and anti-inflammatory effects and they turned it into a flexible bandage to heal wounds. MEDILIGHT, a European research project which aims to develop smart and wearable medical devices, have presented a prototype of the LED embedded light solution for treating chronic wounds. Within the framework of the European project MEDILIGHT, seven partners including research teams from Germany France, Switzerland, Cyprus, the UK and Czech, were coordinated by the Technical University of Berlin (TUB)....

LASER COMPONENTS, specialized provider of components and services in the laser and optoelectronics industry, has been named a “Best of Sensors” 2019 Award winner in the Automotive/Autonomous category. The company’s QuickSwitch Pulsed Laser Diode (PLD) was recognized as one of the Innovative Products of the Year 2019 which highlights cutting-edge advancements and achievements that are moving the sensors industry forward. Across fourteen categories, the prestigious awards were presented by the Editor of Fierce- Electronics during Sensors Expo & Conference 2019, held June 25-27, 2019 in San Jose, California.

Nanotechnology development company UbiQD announced an optical fiber-coupled luminescent concentrator technology as a new tool for optimizing light in controlled environments, enabling light-guiding to future UbiGro™ spectrum-control greenhouse products. "We continue to push the envelope with light optimization in greenhouses," said Dr. Hunter McDaniel, CEO of UbiQD. "One exciting potential use case is in vertical farming, where you could use our quantum dot-based luminescent fibers to harvest sunlight and optimally transmit that energy to multiple la...

Celebrating Macroblock’s20th anniversary and facing the rise of 5G era, Macroblock this year helds a whole day symposium with interesting topics regarding 5G era LED displays and HDR challenges and solutions. Furthermore, the demonstration zones also roll out advanced LED display technologies for the 2nd half of 2019. Fig.1 Comprehensive LED display solution demos at Macroblock’s Symposium Macroblock spreads outthe demo zones into 4 zones: 1. 5G Future-High Frame Rate Demo 2.Highly-integrated LED Display Driver IC Demo 3. 16-Channel L...

LEDs can be lit on by urine without electricity! A Japanese professor developed a fuel cell which can be powered by urea, a component of urine, to light up LEDs. The approach would offer light source when being in places without electricity such as in the mountains or in times of disaster. The Japan News reported that Keiichi Kaneto, a visiting professor at the Osaka Institute of Technology, created an electricity generable sheet which contains an alloy of copper and nickel and was coated by resin. The sheep reacted to urine drops and could then illuminate a small blue L...

LED technology enables a wider range of lighting applications, including various types of luminaires. A German company, LUCEM, created a material of light-emitting concrete which is made of layers of transmitting optical fibers. The material allows designers to break the limitation of luminaires for more flexible and creative architecture and interior design. (Image: LUCEM) The products are mixture of fine concrete and optical fibers. The company used thousands of fine optical fibers that are only 0.5 mm diameter, put them layers by layers with the specially designed...

Scientists at Linkoping University working with colleagues from China have shown how to achieve efficient perovskite LEDs. In an article published in Nature Communications, they provide guidelines on fabricating high-quality perovskite light emitters for high-efficiency perovskite LEDs. Since solution-processed perovskites contain large amounts of defects, which are mostly halide vacancies, efficient control of the perovskite crystallinity is required for high-performance optoelectronic devices. The research group at LiU, under the leadership of Senior Lecturer Feng G...

A research team led by a professor from Department of Optics and Photonics at Taiwan’s National Central University revealed a new production method for Micro LED epitaxy wafer. The team developed GaN thin film wafer under low temperature via an approach of high-energy physic. According to the researchers, the method would cost only one tenth of the current Micro LED production cost and could be applied for mass production. (Image:NCU) By combining data analysis and semiconductor manufacture process, the researchers aim to find innovative approaches for M...

In 2008, MEAN WELL officially released the first LED power supply – CLG-150 series and stepped into the potential LED market. Until now, the selling quantity of LED related products is uncountable. Having a special opportunity, MEAN WELL received several pieces of the CLG-150 products which were manufactured in 2008. A detailed investigation and analysis were executed, and the result is shared below. The number of the components could be from dozens to hundreds depends on the wattage and topology of power supply. Each component is applied to the ...

AlGaN-based DUV-LEDs are receiving much research attention due to their potential use in sterilization, water purification, phototherapy, and sunlight-independent high-speed optical communication. Scientists are investigating ways to improve their efficiency in converting electrical energy into optical energy. Deep UV LEDs made from AlGaN efficiently transfer electrical energy to optical energy due to the growth of one of its bottom layers in a step-like fashion. This finding, published in the journal Applied Physics Letters, can lead to the development of even more...

Researchers at the German Helmholtz-Zentrum Dresden-Rossendorf (HZDR) have produced nanowires with operating wavelengths that can be freely selected over a wide range by altering the shell structure. Fine-tuned nanowires are able to improve efficiency of various optoelectronic components, making LEDs more colorful and solar cells more efficient, in addition to speeding up computers. The research results were published in Nature Communications in June. Nanowires can be used for miniaturized photonic and electronic components in nanotechnology. Applications include optic...

Micro LED technology breakthroughs continue to progress in order to tackle challenges occurred in different manufacture process. At Micro LEDforum 2019, professionals in industry introduced their progresses of various technologies for a wide range of Micro LED applications. Yen-Hsiang Fang at Consortium for Intelligent Micro –assembly System (CIMS) of Taiwan’s Industrial Technology Research Institute (ITRI) presented the developments of the organization. ITRI began to build up its full color Micro LED display technology since ...

LEDinside’s annual event, Micro LEDforum, has again gathered many experts in the industry and academia to share about their technological expertise and provide penetrating insights of products and applications in the current Micro LED landscape. The event started with Roger Chu, Research Director of LEDinside, delved into the development of the panel industry. He pointed out that panel production has outpaced market demand, causing furious competition and pushing manufacturers to focus on developing new display technology or improving the functionalities of the...

LEDinside, a division of TrendForce, holds the annual pivotal conference, Micro LEDforum 2019: Key Technology and Application Market, yesterday (July 2nd) at the National Taiwan University Hospital International Convention Center. Invited were Rohinni, TORAY, Konica Minolta, PARC, Plessey, Kyung Hee University, Macroblock, Ultra Display, the Industrial Technology Research Institute (ITRI) and other leading manufacturers and experts at home and abroad to give penetrating analyses into the breakthroughs, applications and business opportunities o...

Congratulations Macroblock on 20th anniversary! Our 20th anniversary is an opportunity to honor to celebrate and look ahead to what's next. We celebrated our 20th anniversary with a grand event addressing the future of micro-LED technology development and highlighting its contribution as a key to the next five years. This event is held on 27th of June at Shangri-La's Far Eastern Plaza Hotel in Taipei and offering full-day sessions. "In honor of celebrating Macroblock 20th anniversary, we hold this forum for ‘Next Five Years of LED Display Techn...

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...

Continental, the German automotive manufacturing company, announced its collaboration with Leia, a Silicon Velley company for developing light-field automotive displays to show 3D information around vehicles. Through the partnership, Continental aims to develop a new light-field cockpit solution, the Natural 3D Lightfield Instrument Cluster, which, according to the company, is an evolutionary step in the design of the human-machine interaction within automotive vehicles. (Image: Continental) According to Continental and Leia, the concept of the new light-field solu...

A research team from Taiwan’s National Tsing Hua University developed a novel spray synthesis technique to fabricate multi-color Perovskite quantum dots with excellent emission properties which can enhance Micro LED display production. The research was published in Advanced Materials in 2017. (Image: Ministry of Science and Technology, Taiwan) Perovskite quantum dots (PQDs) are one of the most exciting research topics recently because of their excellent photophysical properties and low cost fabrication. However, the PQDs which were synthesized by inje...

After lots of talking about visible lighting communication, or LiFi (Light Fidelity), Signify announced the launch of Trulifi, a new range of LiFi systems. The world’s largest lighting company also reported two new customers of the systems. According to Signify, the LiFi systems, branded Trulifi, leverage existing and future professional luminaires for fast and reliable data transmission. Trulifi uses optical wireless transceiver technology built, or retrofitted, into Philips luminaires. Customers can use their current lighting infrastructure to power wireless conn...

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...

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...

Using LED as a light source, researchers at Osaka University have now developed a convenient light-driven process for oxidizing polypropylene (PP) without harmful waste. The research team used radicals to make the plastic react. Scholars chose an LED lamp as the light source photo-chemically activate radicals for breaking down the chemical bonds which make plastic unreactive and hard to decompose. "In applications like printing and medical materials, plastics must be surface-modified," explained Tsuyoshi Inoue, co-author of the study. "Oxidizing C-H bo...

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...

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...

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...

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...

Mojo Vision, a California-based startup focusing on invisible computing, revealed it Micro LED display featuring 14,000 PPI, which the company claimed to be the smallest and densest dynamic display ever made. The display sized only 0.48mm, same as a grain of sand but it can deliver a pixel density 300 times greater than current smartphone displays. The prototype technology uses Micro LEDs and is expected to be applied in wearable devices including AR/VR hardware and heads up displays (HUDs). (Image: Mojo Vision) According to Mojo Vision, the new monoc...

LED lighting could help to improve brain activity including memory and cognitive function, according to the research by a professor of bioengineering at The University of Texas at Arlington. Hanli Liu and Jacek Dmochowski, the assistant professor of bioengineering at City University of New York, are working on using a light-based technology to increase the energy available to brain cells and improve astronaut performance with an $800,000 NASA grant. Liu researches how to use lasers to deliver near-infrared light to the human brain to detect traumatic brain injurie...

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...