Category Archives: Company

Results of a research collaboration between Esslingen University of Applied Sciences and VI Systems published at the DPG conference in Regensburg, Germany. Last week Prof. Arndt Jaeger and co-workers presented a poster at the DPG conference in Regensburg/Germany with the title: “Acquisition and analysis of photocurrent spectra for 850 nm oxide-confined vertical-cavity surface-emitting lasers”. Together …

VI Systems presents at the 27th International Semiconductor Laser Conference, ISLC 2021 from Oct 10 -14 in Potsdam, Germany. The title of the presentation is “Novel multi-aperture VCSELs for optical wireless and multimode fiber communication“. The company will introduce a novel concept of a vertical surface emitting laser (VCSEL) with multi-aperture arrays in the short …

VI Systems presents a tutorial talk on ‘High speed VCSEL technology and applications’ by invitation from Dr. Hanxing Shi, OFC 2021 D1 Subcommittee Chair, Presently Liturex, US and formerly  Finisar/II-VI., Principal Engineer. Regular paper control number: 3559708 VI Systems also presents a regular talk on High-Power, Low-Noise, and High-Speed 850 nm VCSEL Arrays for Optical …

Even though the holiday season is coming at a difficult time and 2020 has been a complicated year we would like to thank all our customers and partners for your good cooperation over the past year, as well as wish you Happy Holidays and a Prosperous New Year!…

The US patent office awarded the patent 10,777,969 to VI Systems. The patent covers applications in datacom, sensing and high-power high-brightness applications: WAVELENGTH-STABILIZED NEAR-FIELD OPTOELECTRONIC DEVICE The inventions facilitate the realization of an in-plane emitting optoelectronic device comprising of multilayer interference reflectors wherein the multilayer interference reflector localizes a surface-trapped optical mode. The grant of …

VI Systems received the new Keysight Vector Network Analyzer for up to 45 GHz. The engineering team will measure the network parameters of electrical networks to improve the performance of the optical semiconductor components. Network analyzers commonly measure s–parameters. They are often used to characterize two-port networks.…

VI Systems presents a tutorial in the track D section “Device, Optical Components, and Fiber” with the title “High Speed VCSEL Technology and Applications” Details can be found at https://www.ofcconference.org/en-us/home/program-speakers/tutorial-speakers/…

The US patent office granted the patent with the number US-10,651,628 to VI Systems. The patent addresses semiconductor optoelectronic devices using a micropillar structure and is applicable to the next generation high speed vertical cavity surface emitting laser (VCSEL) for optical data transmission.  The patent US-10,561,628 addresses a semiconductor micro device comprising of at least …

VI Systems offers first prototype VCSEL chips for high speed optical data transmission in the automotive industry. The new chip with the part number V25-850C-HT is designed to operate at temperatures of up to 125 degree Celsius and at data rates of up to 50 Gbps (PAM-4 modulation). The preliminary datasheet can be found at …