Recently, fibeReality has written about the latest catchphrase in the optics space, co-packaged optics, and mentioned the potential challenges with expense and yield, as well…
Category: PAM-4
Lumentum: Reorganizations Toward 3D Sensing Paradigm
A recent, unpublicized, corporate-wide reorganization by Lumentum Holdings might look like an admission of the company’s inability and/or unwillingness to efficiently run its internal factories…
Ciena Decides to Hit Back on 400ZR Impact
“As Mike Tyson said, ‘Everybody has got a plan until they get a punch in the face.’” Rob Keys, Senior Director Optical Transmission, Ciena at…
OSFP-XD Takes the Stand
In August 2018, fibeReality published the article: “Co-Packaged Optics on Trial,” in which we offered this summary judgement: “It is not hard to see why…
PAM4 vs NRZ: Growing Irrelevance of Standards Bodies
At the OFC 2021 Rump Session, there will be two sides debating the following propositions: “Did the Optics Industry Blunder by Switching Intra-Datacenter Links from…
Cisco and Marvell/Inphi: 400ZR as Microcosm for Future Strategies
When fibeReality published its report on 400ZR in June 2020, we were clearly on the low end of the forecasts in the industry. Nevertheless, as…
Optical PAM-4 Restricted to 500 Meters?
Our company is always inclined to look towards historical precedent for guidance, and electronics have continually been leveraged throughout the years to bail out optics,…
Avago’s Spinoff of Optics in Short Term?
While for now, Avago Technologies will be preoccupied with the immense and time-consuming effort of its integration process with Broadcom, not too long afterwards, it…
Inphi a Threat to InnoLight or Kaiam?
Once again, we have a natural affinity for the proposition of taking advantage of electronics, such as higher order modulation, to better enable optics by…
Silicon Photonics’ Shift: Still Cost/Loss Issues
The lead article in the September 1969 issue of the Bell System Technical Journal was written by Stewart E. Miller, entitled “Integrated Optics: An Introduction,”…