Category Archives: Technology

VI Systems introduces a set of single channel multimode fiber coupled transmitter and receiver test boards for data rates of up to and above 70 Gbit/s in a non-return-to-zero (NRZ) modulation format. The new generation of test boards consist of on the latest 850 nm VIS VCSEL chip, VIS PIN chip photodetector and VIS BiCMOS …

 The US patent office granted the patent with the number US-101,219,35 on the November 6, 2018 to VI Systems. The patent addresses three-dimensional semiconductor nanoheterostructure and method of making same.  The patent US-101,219,35 addresses three-dimensional semiconductor nanoheterostructure and method of making same. It represents an approach to fabricate quantum dots (QDs) with a high density …

VI Systems presents their first circular 850nm VCSEL (vertical cavity surface emitting laser) chip array with 6 emitters which are evenly positioned within a ring circle. The semiconductor device target sensor applications including multicore fiber sensors.    VI Systems presents the circular 850nm multi mode VCSEL chip array with 6 emitters providing 3.5 mW continuous wave …

VI Systems offers the T80-DRV-TB evaluation board with a new generation of single channel laser driver for non-return-to-zero (NRZ) modulation at bit data rates of up to 80 Gbit/s  “ON-OFF” keying (OOK) enabling low latency optical data transmission. The test board features two electrical 1.85 mm high-frequency connectors for differential signal input. The laser driver …

VI Systems publishes the results of a novel type of diode laser which is emitting in the yellow-orange spectral range (599 – 605 nm wavelength). Target applications are medical use, industrial spectroscopic analysis and ultra-high precision optical atomic clock.   VI Systems published the results of prototype manufacturing of solid state diode laser. The lasing in …

VI Systems offers a new set of ultrahigh-speed multi-rate driver and amplifier chips which target applications in data communications at low latency RZ (return-to-zero) and NRZ (non-return-to-zero optical) modulation at bit data rates up to and beyond 50 Gbit/s and in time-of-flight (ToF) sensing at ultimate spatial resolution. These driver and limiting amplifier integrated circuits …

VI Systems demonstrated successfully with their newly developed fiber coupled ultrahigh-speed testboard set with transmission results of > 50 Gbit/s with NRZ modulation. The testboard includes a new generation of 56G VCSEL driver respectively a 56G limiting amplifier chip. The fiber coupling is arrange through active alignment of a PRIZM connector with a FC/PC optic …

 VI Systems launches 56G NRZ VCSEL driver and TIA chips VI Systems offers the first generation of 56 Gbit/s laser driver and amplifier chips which are designed for Non-Return-to-Zero (NRZ) modulation in latency critical optical communication links. VI Systems GmbH launches a set of VCSEL (vertical surface emitting laser) driver and limiting transimpedance amplifier (TIA) …

During the workshop “Photonics in Data Center” at the Fraunhofer IZM Institute in Berlin VI Systems presented the results of a 25 Gbit/s data transmission experiments over 1.8 km of multi mode fiber (50/125 um type). In this setup the V25-850M VCSEL transmitter module was combined with a commerical 100G SR4 Ethernet transceiver.…

VI Systems presented at the IEEE 802.3 Multi-Gigabit Automotive Ethernet Study Group about the performance of 850nm VCSEL chips for data transmission at high temperture of 105 degree C . For more information please visit http://www.ieee802.org/3/NGAUTO/public/adhoc/index.html…