Project Sirius

Ultrafast optical circuit switching for data centers using integrated soliton microcombs

Arslan Sajid Raja, Sophie Lange, Maxim Karpov, Kai Shi (kaishi), Xin Fu, Raphael Behrendt, Daniel Cletheroe, Anton Lukashchuk, Istvan Haller, Fotini Karinou, Benn Thomsen, Krzysztof Jozwik, Junqiu Liu, Paolo Costa, Tobias Jan Kippenberg, Hitesh Ballani

Nature Communications | October 2021, Vol 12

Publication

Fast and Uniform Optically-Switched Data Centre Networks Enabled by Amplitude Caching

Thomas Gerard, Kari Clark, Adam Funnell, Kai Shi, Benn Thomsen, Philip Watts, Krzysztof Jozwik, Istvan Haller, Hugh Williams, Paolo Costa, Hitesh Ballani

Optical Fiber Communication Conference (OFC) | June 2021

PDF

Sirius: A Flat Datacenter Network with Nanosecond Optical Switching

Hitesh Ballani, Paolo Costa, Raphael Behrendt, Daniel Cletheroe, Istvan Haller, Krzysztof Jozwik, Fotini Karinou, Sophie Lange, Benn Thomsen, Kai Shi, Hugh Williams

SIGCOMM | August 2020

PDF DOI Video

Synchronous subnanosecond clock and data recovery for optically switched data centres using clock phase caching

Kari A. Clark, Daniel Cletheroe, Thomas Gerard, Istvan Haller, Krzysztof Jozwik, Kai Shi, Benn Thomsen, Hugh Williams, Georgios Zervas, Hitesh Ballani, Polina Bayvel, Paolo Costa, Zhixin Liu

Nature Electronics | June 2020

Publication PDF DOI

Sub-nanosecond Optical Switching Using Chip-Based Soliton Microcombs

Sophie Lange, A.S. Raja, Kai Shi, M. Karpov, Raphael Behrendt, Daniel Cletheroe, Istvan Haller, Fotini Karinou, X. Fu, J. Liu, A. . Lukashchuk, Benn Thomsen, Krzysztof Jozwik, Paolo Costa, T. J. Kippenberg, Hitesh Ballani

Optical Fiber Communication Conference (OFC) | March 2020

Publication

System Demonstration of Nanosecond Wavelength Switching with Burst-mode PAM4 Transceiver

Kai Shi, Sophie Lange, Istvan Haller, Daniel Cletheroe, Raphael Behrendt, Benn Thomsen, Fotini Karinou, Krzysztof Jozwik, Paolo Costa, Hitesh Ballani

The 45th European Conference on Optical Communication (ECOC Post-deadline Paper) | September 2019

Publication

Sub-Nanosecond Clock and Data Recovery in an Optically-Switched Data Centre Network

Kari Clark, Hitesh Ballani, Polina Bayvel, Daniel Cletheroe, Thomas Gerard, Istvan Haller, Krzysztof Jozwik, Kai Shi, Benn Thomsen, Philip Watts, Hugh Williams, Paolo Costa, Georgios Zervas, Zhixin Liu

44th European Conference on Optical Communication (ECOC Post-deadline paper) | September 2018

Publication

Bridging the Last Mile for Optical Switching in Data Centers

Hitesh Ballani, Paolo Costa, Istvan Haller, Krzysztof Jozwik, Kai Shi, Benn Thomsen, Hugh Williams

Optical Fiber Communication Conference (OFC) | January 2018

Publication

Ultrafast optical circuit switching for data centers using integrated soliton microcombs

Arslan Sajid Raja, Sophie Lange, Maxim Karpov, Kai Shi (kaishi), Xin Fu, Raphael Behrendt, Daniel Cletheroe, Anton Lukashchuk, Istvan Haller, Fotini Karinou, Benn Thomsen, Krzysztof Jozwik, Junqiu Liu, Paolo Costa, Tobias Jan Kippenberg, Hitesh Ballani

Nature Communications | October 2021, Vol 12

Publication

Fast and Uniform Optically-Switched Data Centre Networks Enabled by Amplitude Caching

Thomas Gerard, Kari Clark, Adam Funnell, Kai Shi, Benn Thomsen, Philip Watts, Krzysztof Jozwik, Istvan Haller, Hugh Williams, Paolo Costa, Hitesh Ballani

Optical Fiber Communication Conference (OFC) | June 2021

PDF

Sirius: A Flat Datacenter Network with Nanosecond Optical Switching

Hitesh Ballani, Paolo Costa, Raphael Behrendt, Daniel Cletheroe, Istvan Haller, Krzysztof Jozwik, Fotini Karinou, Sophie Lange, Benn Thomsen, Kai Shi, Hugh Williams

SIGCOMM | August 2020

PDF DOI Video

Synchronous subnanosecond clock and data recovery for optically switched data centres using clock phase caching

Kari A. Clark, Daniel Cletheroe, Thomas Gerard, Istvan Haller, Krzysztof Jozwik, Kai Shi, Benn Thomsen, Hugh Williams, Georgios Zervas, Hitesh Ballani, Polina Bayvel, Paolo Costa, Zhixin Liu

Nature Electronics | June 2020

Publication PDF DOI

Sub-nanosecond Optical Switching Using Chip-Based Soliton Microcombs

Sophie Lange, A.S. Raja, Kai Shi, M. Karpov, Raphael Behrendt, Daniel Cletheroe, Istvan Haller, Fotini Karinou, X. Fu, J. Liu, A. . Lukashchuk, Benn Thomsen, Krzysztof Jozwik, Paolo Costa, T. J. Kippenberg, Hitesh Ballani

Optical Fiber Communication Conference (OFC) | March 2020

Publication

System Demonstration of Nanosecond Wavelength Switching with Burst-mode PAM4 Transceiver

Kai Shi, Sophie Lange, Istvan Haller, Daniel Cletheroe, Raphael Behrendt, Benn Thomsen, Fotini Karinou, Krzysztof Jozwik, Paolo Costa, Hitesh Ballani

The 45th European Conference on Optical Communication (ECOC Post-deadline Paper) | September 2019

Publication

Sub-Nanosecond Clock and Data Recovery in an Optically-Switched Data Centre Network

Kari Clark, Hitesh Ballani, Polina Bayvel, Daniel Cletheroe, Thomas Gerard, Istvan Haller, Krzysztof Jozwik, Kai Shi, Benn Thomsen, Philip Watts, Hugh Williams, Paolo Costa, Georgios Zervas, Zhixin Liu

44th European Conference on Optical Communication (ECOC Post-deadline paper) | September 2018

Publication

Bridging the Last Mile for Optical Switching in Data Centers

Hitesh Ballani, Paolo Costa, Istvan Haller, Krzysztof Jozwik, Kai Shi, Benn Thomsen, Hugh Williams

Optical Fiber Communication Conference (OFC) | January 2018

Publication

Ultrafast optical circuit switching for data centers using integrated soliton microcombs

Arslan Sajid Raja, Sophie Lange, Maxim Karpov, Kai Shi (kaishi), Xin Fu, Raphael Behrendt, Daniel Cletheroe, Anton Lukashchuk, Istvan Haller, Fotini Karinou, Benn Thomsen, Krzysztof Jozwik, Junqiu Liu, Paolo Costa, Tobias Jan Kippenberg, Hitesh Ballani

Nature Communications | October 2021, Vol 12

Publication

Synchronous subnanosecond clock and data recovery for optically switched data centres using clock phase caching

Kari A. Clark, Daniel Cletheroe, Thomas Gerard, Istvan Haller, Krzysztof Jozwik, Kai Shi, Benn Thomsen, Hugh Williams, Georgios Zervas, Hitesh Ballani, Polina Bayvel, Paolo Costa, Zhixin Liu

Nature Electronics | June 2020

Publication PDF DOI

Fast and Uniform Optically-Switched Data Centre Networks Enabled by Amplitude Caching

Thomas Gerard, Kari Clark, Adam Funnell, Kai Shi, Benn Thomsen, Philip Watts, Krzysztof Jozwik, Istvan Haller, Hugh Williams, Paolo Costa, Hitesh Ballani

Optical Fiber Communication Conference (OFC) | June 2021

PDF

Sirius: A Flat Datacenter Network with Nanosecond Optical Switching

Hitesh Ballani, Paolo Costa, Raphael Behrendt, Daniel Cletheroe, Istvan Haller, Krzysztof Jozwik, Fotini Karinou, Sophie Lange, Benn Thomsen, Kai Shi, Hugh Williams

SIGCOMM | August 2020

PDF DOI Video

Sub-nanosecond Optical Switching Using Chip-Based Soliton Microcombs

Sophie Lange, A.S. Raja, Kai Shi, M. Karpov, Raphael Behrendt, Daniel Cletheroe, Istvan Haller, Fotini Karinou, X. Fu, J. Liu, A. . Lukashchuk, Benn Thomsen, Krzysztof Jozwik, Paolo Costa, T. J. Kippenberg, Hitesh Ballani

Optical Fiber Communication Conference (OFC) | March 2020

Publication

System Demonstration of Nanosecond Wavelength Switching with Burst-mode PAM4 Transceiver

Kai Shi, Sophie Lange, Istvan Haller, Daniel Cletheroe, Raphael Behrendt, Benn Thomsen, Fotini Karinou, Krzysztof Jozwik, Paolo Costa, Hitesh Ballani

The 45th European Conference on Optical Communication (ECOC Post-deadline Paper) | September 2019

Publication

Sub-Nanosecond Clock and Data Recovery in an Optically-Switched Data Centre Network

Kari Clark, Hitesh Ballani, Polina Bayvel, Daniel Cletheroe, Thomas Gerard, Istvan Haller, Krzysztof Jozwik, Kai Shi, Benn Thomsen, Philip Watts, Hugh Williams, Paolo Costa, Georgios Zervas, Zhixin Liu

44th European Conference on Optical Communication (ECOC Post-deadline paper) | September 2018

Publication

Bridging the Last Mile for Optical Switching in Data Centers

Hitesh Ballani, Paolo Costa, Istvan Haller, Krzysztof Jozwik, Kai Shi, Benn Thomsen, Hugh Williams

Optical Fiber Communication Conference (OFC) | January 2018

Publication