面向神经形态系统的突触器件及芯片综述与展望

Review and outlook on synaptic devices and chips for neuromorphic systems

  • 摘要: 随着传统冯·诺依曼架构在处理大数据和人工智能应用中的局限性愈加明显,存算一体(CIM)和类脑计算等新型计算架构逐渐成为研究热点。本文综述了神经形态器件和芯片的发展与研究进展,介绍了存算一体化架构和神经形态架构的原理。重点介绍了电荷式存储器和阻变式存储器等人工突触器件在存算一体化中的应用,探讨了它们在模拟生物神经网络方面的潜力。本文还分析了几种典型的类脑芯片,包括 IBM 的 TrueNorth、斯坦福大学的 Neurogrid 以及英特尔的 Loihi 等等,展示了神经形态计算在高效、低功耗计算中的前景。通过对这些技术的深入讨论,本文为未来的神经形态研究提供了新的思路和发展方向。

     

    Abstract: As the limitations of traditional von Neumann architecture in handling big data and artificial intelligence applications become increasingly apparent, new computing architectures such as Computing-In-Memory (CIM) and neuromorphic computing have gradually become research hotspots. This paper reviews the development and research progress of neuromorphic devices and chips, introducing the principles of CIM and neuromorphic architectures. It focuses on the application of artificial synaptic devices, such as charge-based memory and resistive memory, in CIM and explores their potential in simulating biological neural networks. This paper also analyzes several typical neuromorphic chips, including IBM's TrueNorth, Stanford University's Neurogrid, and Intel's Loihi, demonstrating the prospects of neuromorphic computing in efficient and low-power computing. Through an in-depth discussion of these technologies, this paper provides new insights and directions for future neuromorphic research.

     

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