1. Lightelligence
Lightelligence focuses on photonic computing chip design. Lightelligence was established in 2018; in April 2019, it released The world's first photonic chip prototype board has passed tape-out verification. According to data from CB Insights, it has received a total financing amount of nearly US$40 million, making it the company with the highest financing amount in the global photonic computing chip field.
2. North Ocean Photonics
Founded in 2016, North Ocean Photonics focuses on the research and development and application of wafer-level optical chips, and is committed to exploring the The integration of semiconductor technology and optical technology, using semiconductor wafer ideas to design and manufacture nanoscale, low-cost optical chips. It mainly focuses on 3D imaging series, AR and new optical display series, and 5G high-speed optical communication module series.
3. Changguang Huaxin (Everbright)
Changguang Huaxin is mainly committed to high-power semiconductor laser chips, optical communication semiconductor laser chips, and high-efficiency semiconductor lidar? 3D? sensing R&D, production and sales of chips and related optoelectronic devices and application systems. It is one of the few companies in the world that develops and mass-produces high-power semiconductor laser chips.
4. Vertilite
Vertilite focuses on the development of standard products for optical communication VCSEL chips and 3D sensing VCSEL chips. , as well as customizing chips and solutions based on industry needs, it has entered Huawei's supplier system as a "Mate30 Pro" front and rear "TOF" supplier.
5. Shaanxi Yuanjie Semiconductor (Yuanjie Semiconductor)
Shaanxi Yuanjie Semiconductor focuses on the research and development, production and sales of semiconductor laser chips for optical communications. It is mainly engaged in the development of highly reliable optical communication lasers; it can independently design and manufacture epitaxy to the chip side. It is one of the few domestic companies with electron beam technology equipment.
The principle of the optical chip:
The optical chip is used to complete the conversion of photoelectric signals, which is equivalent to an information transfer station. It is a core device on mobile devices and its working principle is One that combines the light-emitting properties of indium phosphide and the light-routing capabilities of silicon into a single chip can drive other silicon photonic devices to operate by producing a beam of light when a voltage is applied to the indium phosphide.