本文首先介绍了光互连技术和并行计算技术的发展现状。光互连技术具有高互连带宽、低功耗、高互连密度等特性 ,这些特性使得光互连技术在提高系统性能、减少系统体积、降低系统成本等方面将发挥重要作用。提出了一种采用自由空间光互连技术的计算机体系结构模型。这种模型能够 This paper first introduces the development of optical interconnection and parallel computing. Optical interconnect technology with high interconnect bandwidth, low power consumption, high interconnect density and other characteristics that make optical interconnection technology to improve system performance, reduce system size, reduce system cost will play an important role. A computer architecture model using free-space optical interconnection is proposed. This model can