关键词: 正交三角分解, 采样矩阵求逆, 自适应波束形成, Systolic阵列, 现场可编程门阵列

Abstract: Based on discussion of the inverse QR decomposition in the SMI adaptive beam-forming algorithm, it studies Systolic array parallel implementation structures of the inverse QR decomposition SMI algorithm, analyzes the PE unit which is used to compose Systolic array to achieve the basic computing modules, gives the inverse QR decomposition SMI algorithm based on Systolic array structure parallel implementation of the FPGA, proposes overall system design and architecture.

Key words: QR decomposition, Sample Matrix Inversion（SMI）, adaptive beam-forming, Systolic array, Field Programmable Gate Array（FPGA）