This review aims to provide the readers a comprehensive overview of the state-of-the-art progress of CPO in silicon plat-form, identify the key challenges, and point out the potential solutions, hoping to encourage collaboration between different research fields to accelerate the. This review aims to provide the readers a comprehensive overview of the state-of-the-art progress of CPO in silicon plat-form, identify the key challenges, and point out the potential solutions, hoping to encourage collaboration between different research fields to accelerate the. Enter Silicon Photonics, the shotgun marriage of two pillars of the 20th century: the silicon microchip and the laser. Why Silicon Photonics, Why Now? Over the past fifty years, Silicon Valley has mastered electronics —using electricity to perform logic. We are now geniuses at the "thinking" part. Since 1999 IDTechEx has provided independent market research, consultancy and subscriptions on emerging technology to clients in over 80 countries. 2 billion by 2035, with a CAGR of 28. Market Dynamics: Examination of key players such as. technology and can be co-packaged with the XPU. PCI-SIG Optical WG baseline proposal for ECN to PCIe Base Specification Rev6. 2 (aka Gen6) to enable PCIe compliant optical links will require new features in PHY logical block, nominally implemented in a PCIe Retimer (i. It reviews recent advances in CPO technology, tracks emerging packaging approaches, assesses the strategies of leading companies, and provides long term market. However, scaling within existing QSFP and OSFP form factors is becoming increasingly difficult, as connector density, front-panel bandwidth, and especially power consumption are emerging as major constraints. 6T optics and beyond, switch I/O must move from 112G-class to. Abstract—We present our work in the area of heterogeneous opticalintegration,whereseparatelymanufacturedelectroniccom-ponents are assembled on to an active silicon photonics interposer to form a higher-level component.