Company Filing History:
4 out of 139 
2 out of 608 Years Active: 2013-2019
Title: Zhaojun Liu: Innovator in Light-Emitting Diode Technology
Introduction
Zhaojun Liu is a prominent inventor based in Hong Kong, China. He has made significant contributions to the field of light-emitting diode (LED) technology, holding a total of 6 patents. His innovative work focuses on enhancing display technologies through the use of silicon micro-displays.
Latest Patents
One of Liu's latest patents is the "Passive-matrix light-emitting diodes on silicon micro-display." This invention presents a passive-matrix light-emitting diode on silicon (LEDoS) micro-display, which includes a micro-light-emitting diode (LED) array. The display driver applies column signals to the LED pixels and scan signals to the rows, with the micro-LED array flip-chip bonded to the display driver using solder bumps. Another notable patent is the "LEDoS projection system," which describes an image projection method utilizing LED pixels on a silicon substrate. This system selectively activates LED pixels to produce light, allowing for the projection of color images onto surfaces.
Career Highlights
Throughout his career, Zhaojun Liu has worked with esteemed organizations such as the Nano and Advanced Materials Institute Limited and The Hong Kong University of Science and Technology. His work in these institutions has furthered research and development in advanced materials and display technologies.
Collaborations
Liu has collaborated with notable colleagues, including Kei May Lau and Chi Wing Keung. These partnerships have contributed to the advancement of innovative technologies in the field.
Conclusion
Zhaojun Liu's contributions to LED technology and micro-display systems have positioned him as a key figure in the field of innovation. His patents reflect a commitment to advancing display technologies, making a lasting impact on the industry.