64QAM

Technologies and Products

NeoPhotonics announces availability of 64GBaud High Bandwidth Coherent Driver Modulator

By Peter Dykes

NeoPhotonics has announced general availability and volume production of its 64 GBaud High Bandwidth Coherent Driver Modulator (HB-CDM). This CDM joins NeoPhotonics’ 64 GBaud Coherent Intradyne Receiver (ICR) and ultra-narrow linewidth tunable laser to enable single channel 600G data transmission over data centre interconnect (DCI) distances of approximately 80 km using 64 QAM. These components […]

Applications and Research

Infinera and Corning Achieve 800G Across 800 Kilometres with ICE6

By Peter Dykes

In what has become a stream of such announcements, Infinera and Corning have announced delivering an 800Gbps single wavelength with Infinera’s sixth-generation Infinite Capacity Engine (ICE6) technology across 800 kilometres on Corning’s TXF® optical fibre. The success of Infinera and Corning’s 800G trial demonstrates the benefits of an industry leading coherent 800G solution with superior […]

Technologies and Products

II‐VI launching mini tunable optical filter for high bitrate DWDM

By Matthew Peach

II‐VI has announced a miniature tunable optical filter for high bit rate DWDM transmission applications. To satisfy the continuing demand for increased capacity in metro, regional and long‐haul networks, as well as datacenter interconnects, system designers are employing advanced modulation formats such as 64QAM with Nyquist filtering to increase the per‐channel bandwidth from 100 to […]