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jeunke22

05/12/24 8:44 AM

#189834 RE: spartex #189833

By the way the video is from 3 months ago. Good to know that the problems described by Jabil and Silitronics may well have been solved already. Interesting to see that Global Foundries 256 Gbps Fotonix 45 eco system platform has 8 lasers, 8 X 32Ghz modulators. It’s a complicated, expensive and power hungry piece of evolutionary product development on a 300 mm silicon photonics wafer. Can’t see this compete over time with a Lightwave based platform.
Global Foundries presentation is on the video as well.

KCCO7913

05/12/24 9:06 AM

#189835 RE: spartex #189833

To your last sentence…yes LWLG has solved that and more.

They have accomplished wafer scale poling in a high volume setting inside the foundry.

They acquired a proprietary low temperature ALD technology that encapsulates the slot modulator and creates a hermetic deal. The photostability data shown late 2023 proves it is working.

Their modulators are also proven to be temperature reliable (6,000 for the slot and 8,000 for POH) and their Td (decomposition temperature) is above typical reflow temperatures.

As someone that has spent way too much time studying the nitty gritty of this technology, LWLG has finally checked off all the boxes it appears.

And I have discussed LWLG’s progress with multiple authors on that paper. I have discussed it with Lebby, too.

Now can they do all this over and over again across multiple foundry runs? IMO I believe that is part of the development currently ongoing. Lebby said they’re building a statistical model/database of their devices.