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March 11, 2021

Micro LED booming is coming

Micro LED market booming is coming in 2021,HOREXS was always ready for Micro/MiniLED thin FR4 pcb manufacture,Since 3 years ago,HOREXS already started to R&D for mass production.And also built cooperation relationship with Top LED manufacturers in CHINA for Micro/MiniLED in 2019.

With the arrival of the 5G+8K ultra-high-definition smart micro-display era, the development of Micro LED display technology has been promoted. Statistics show that by 2022, the overall output value of my country's ultra-high-definition video industry will exceed 4 trillion yuan, which means that the development of the ultra-high-definition display industry will usher in good opportunities, and the development of Micro LED will also usher in new opportunities.

In this context, LED-related companies frequently attacked in the beginning of the year, taking the lead in attacking the market. According to the author's statistics, as of March 2021, more than 10 companies have released Micro LED developments.

Seoul Viosys:

Expected to achieve the first Micro LED revenue in Q1 2021

Recently, according to Seoul Viosys, the company expects to receive its first Micro LED revenue in the second quarter of 2021. The company and Seoul Semiconductor have jointly developed a new Micro LED technology called Micro Clean LED, which basically encapsulates three independent LEDs (red, green and blue) into one LED. A single "single Micro LED pixel".

Viosys Micro Clean Display, Seoul

It is worth noting that compared with the transmission of three different LEDs, these packaged color pixels will be easier to transmit to the target substrate. And the package itself does not contain any driver IC.

Longli Technology:

Obtained patents related to Micro LED mass transfer technology

A few days ago, Longli Technology issued an announcement stating that the company has recently received an invention patent certificate issued by the State Intellectual Property Office. The patent is titled "Method for Assembling LED Displays with Hydrophilic Interface" and the patent number is ZL202010728768.6.

It is reported that the patent is a technology related to the mass transfer of Micro-LEDs, which can transfer a huge amount of micro light-emitting diodes concisely, quickly and accurately, and has a high yield.

Promote the cost reduction of Micro LED TVs!

Samsung may adopt a new LED chip transfer program

Recently, according to the Korean media THE ELEC report, Samsung Electronics plans to adopt RGB one chip transfer technology. Compared with traditional technology, RGB one chip transfer technology not only reduces the production steps of Micro LED TV, but also It is expected to reduce the price of Micro LED TVs.

Samsung’s 110-inch miniature light-emitting diode (LED) TV "wall"

For now, Samsung's transfer technology is to transfer R/G/B chips separately. This technology shortens the transfer time of the chip to the PCB board, and at the same time improves the product yield. After the transfer, the maintenance requirements will also be reduced. Overall, this technology has effectively promoted the price drop of Micro LED TVs.

In addition, Samsung plans to launch 99-inch Micro LED TVs worldwide from March to April this year, and 70-80-inch Micro LED TVs within one year.

Plus size MicroLED!

Another related Apple patent exposed

On February 20, according to Patently Apple, Apple received a patent for "stacked hybrid Micro-LED pixel architecture" from the United States Patent and Trademark Office.

It is worth noting that in the second part of the granted patent, Apple actually regards the "TV" as the first device that can utilize the Micro LED display. On the other hand, industry analysts believe that Apple can use this display in Apple Watch first.

San'an Optoelectronics has a total investment of 12 billion

Mini/MicroLED chip project capped and put into production in March

Recently, San'an Optoelectronics San'an Optoelectronics Mini/MicroLED chip project is topped.

According to related news, Sanan Optoelectronics Mini/MicroLED chip project, with a land area of about 756 mu, a total investment of 12 billion yuan, and a total construction area of 477,700 square meters, will be built into Mini/MicroLED gallium nitride chips, Mini/MicroLED gallium arsenide chips, The R&D and production base for the three major product series of 4K display packaging is expected to form an annual production capacity of 2.1 million Mini LED chips, 260,000 Micro LED chips, and 84,000 4K display packaging products.

The project is constructed in two phases. After it is completed, it will form a Mini/MicroLED chip industry production base with independent intellectual property rights, master core technology, and master the right to speak in the industry, and has important international influence. It will also bring optoelectronic chips and a new generation of power devices. , RF chips and filters, Micro display screens and their upstream and downstream industrial chains settle in and gather effect.

According to relevant news, after the project is completed and put into production, it is expected that the annual output of gallium nitride chip series is 1.61 million, the gallium arsenide chip series is 750,000, and the 4K display packaging products are 84,000. The products are mainly supplied to Samsung, Global well-known companies such as Huawei and Apple.

Kulicke & Soffa acquire Uniqarta!

Accelerate the promotion of Mini/MicroLED

On February 3, Kulicke & Soffa (K&S) announced that it has acquired a 100% stake in the headquarters of Uniqarta, a technology company headquartered in Cambridge, Massachusetts.

According to reports, this strategic acquisition includes Uniqarta's patent portfolio and other intellectual property rights. Before K&S completed the acquisition in the second fiscal quarter, K&S and Uniqarta conducted extensive cooperation to accelerate the commercialization of LED chip transfer technology.

The blessing of these technologies has not only accelerated the development of K&S's high-precision next-generation solutions, but also enabled the widespread adoption of cost-effective display technologies. It is worth noting that this new generation of LED transfer technology is expected to accelerate the adoption of Mini LED backlights, and will also become a promoter of self-luminous Micro LED applications.

For this acquisition, Bob Chylak, Chief Technology Officer of K&S, explained from two levels: one is to strengthen and expand K&S’s entire Mini/Micro LED technology product portfolio, and the other is to serve as an important strategic supplement for K&S’s participation in the advanced display market.

VueReal uses ASMPT!

Low-cost MicroLED display application technology accelerates marketization

On January 30, Canadian Micro LED technology developer VueReal announced a partnership with ASM Pacific (ASMPT). The two parties will integrate VueReal's ink cartridge Micro LED transfer technology and ASMPT's Micro LED mass transfer joining technology. The two parties stated in the cooperation that this will enable their mutual customers to achieve a 99.99 +% transfer rate on LEDs smaller than 10 microns, and will enable Micro LEDs to compete with existing display technologies.

The world's first

300mm MicroLED massive transfer tool installed in the U.S.

On January 28, the US Micro LED display technology developer X Display Company (XDC) announced the installation of the world’s first 300mm flexible transfer stamp based on Micro Transfer Printing (MTP) equipment in the United States at the end of 2020 , It is expected that more MTP tools will be supplied to customers in 2021.

This 300mm elastic stamp is suitable for wafers of various sizes, such as 300mm silicon wafers. It can be used to transfer Micro LEDs from the original epitaxial wafer to another substrate, which can be the final display substrate. It can also be a wafer equipped with micro ICs, which will then be transferred to the final display substrate together with the Micro LED.

At present, XDC has signed technology licensing agreements with many global display industry manufacturers such as Daktronics and Ronda. They will use XDC's flexible transfer seal to mass-produce Micro LED displays to accelerate the commercialization of Micro LEDs.

Jingcheng Technology

Introduced Mini/Micro LED Magnetic Mass Transfer Technology

In January, Jingcheng Technology launched a special composite material developed by its patented technology-CMW-Copper Magnetic Wafer, and with its exclusive patented vertical LED structure and manufacturing process, it can solve the massive transfer of Mini/Micro LED without substrate. The dilemma of low yield and insufficient brightness and uniformity of flip-chip luminescence achieves the goal of low cost and high brightness.


The construction of Micro LED production line is in full swing

According to foreign media reports, Stratacache CEO Chris Riegel said in an interview with Oregon newspapers that the 111,000 square meter facility in Eugene will be used to develop and manufacture Micro LED displays. By developing and manufacturing its own MicroLED solutions, Stratacache competes with Sony, Samsung and many other suppliers. According to him, test production will begin in the summer of 2021, and full production is expected to be achieved by 2022.

According to information, the factory has more than 120,000 square feet of Class 1 clean room and more than 400,000 square feet of Class 1-1000 clean room space. The factory will have a complete Micro LED production line, from epitaxial wafers (based on 300mm silicon wafers) to transfer process to final module assembly. The annual production capacity is expected to start from 1 million square meters.

to sum up

Judging from the dynamics of various companies, Micro LED is booming, which is a good start for display technology in 2021. However, in the future "competition" of display technology, it is always faced with variables, and relevant domestic manufacturers still need to make preparations for the iteration of display technology.

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