光芯片，成为焦点

Core Insights - The competition in artificial intelligence infrastructure is shifting from pure computational power to the efficiency and reliability of data transmission within data centers [2][3] - The market for pluggable optical modules is rapidly evolving, with a transition from 400G to 800G and eventually to 1.6T expected between 2024 and 2027 [2] - The integration of new materials and technologies, such as TFLN, BTO, and silicon photonics, is becoming increasingly important for achieving higher modulation efficiency and lower power consumption [4][5] Group 1 - The demand for bandwidth is driving the need for higher integration density and scalable production capabilities, making silicon photonics an attractive option for high-speed optical engines [3][5] - NVIDIA's investment of $4 billion in Coherent and Lumentum signals a significant industry shift towards optical technologies over copper cables, indicating a faster-than-expected transition [3][5] - The coexistence of pluggable devices and more integrated solutions is likely, with pluggable devices maintaining advantages in flexibility and ecosystem compatibility [5][6] Group 2 - The emergence of co-packaged optical devices marks a structural turning point, integrating optical components with switch packaging and emphasizing the importance of thermal management and alignment precision [6][7] - By 2026/2027, photonic packaging is expected to account for nearly 50% of the value in co-packaged optical systems, highlighting the growing significance of silicon photonics in system architecture [6][7] - The market is evolving from isolated component decisions to a more interconnected photonic ecosystem, where transceivers, PICs, architectures, and packaging are viewed as integral parts of the same infrastructure logic [7][9]