Plessey developed passive-matrix monochrome microLED microdisplays

MicroLED microdisplay developer Plessey Semiconductor announced that it has developed new passive-matrix monochrome microLED microdisplays. Plessey says it can customize the resolution and color of its PM displays to the customer requirements.

Plessey passive-matrix monochrome microLED microdisplay prototype

Plessey demonstrated its first such PM microdisplays with the 48x36 blue panel you see above. The company says it plans to introduce 384x128 monochrome and 128x128 RGB passive matrix microdisplays by the end of 2020.

RitDisplay announces it is shifting its focus from PMOLED to MicroLED displays

In May 2019 PMOLED display maker RiTDisplay announced a strategic partnership and share swap with MicroLED developer PlayNitride, and RiT later said it aims to release its first product to the market in 2020.

PlayNitride high-brightness high-density passive-matrix wearable Micro-LED prototype (SID 2019)

RiT announced today that its revenues for the year (to date) were $47.1 million USD - a decrease of 32.4% compared to last year. The company's CEO says that its PMOLED sales has been affected by e-cigarette bans in the US, and the company is now shifting its focus to develop micro LED displays (and also mini-LED ones).

RiTDisplay announces it will launch its first MicroLED displays in 2020

Taiwan-based PMOLED display maker RiTDisplay announced that it plans to launch its first MicroLED displays in 2020. RiTDisplay aims to mass produce wearable displays and hopes for receive meaningful revenues already in 2020.

PlayNitride high-brightness high-density passive-matrix wearable Micro-LED prototype (SID 2019)

In May 2019 RiTDisplay announced a strategic partnership and share swap with MicroLED developer PlayNitride. In June 2019 it was reported that a US-based smartwatch brand will start a design process in Q3 2019 using a micro-LED display that was co-developed by RiTDisplay and PlayNitride. RiT was reportedly to start shipping samples in Q4 2019.

See PlayNitride's latest flexible and transparent MicroLED prototypes

PlayNitride demonstrated its latest Micro-LED displays at SID DisplayWeek 2019, and the following recently-published video shows the company's booth and prototypes:

So first up we have a 7.56" 720x480 (114 PPI) transparent MicroLED display, which looks very impressive. This is the same Micro-LED display that TianMa demonstrated at its own booth. Interestingly, under direct light from it seems that the display is made from tiles - but PlayNitride says that the squares are made from the stamping process, and the company is developing technology that will remove these marks.