Getting LeetCode onto your PC can make practicing coding problems a lot smoother. While there isn’t an official LeetCode app ...

Abstract: The dual-function radar and communication (DFRC) system addresses the problem of radio frequency congestion. Sparse arrays can reduce system cost and increase array aperture by constructing ...

Abstract: A novel two-dimensional sum-difference network (TDSDN) based on branch line coupler and 90° phase shifter is proposed in this paper, which overcomes the shortcomings of traditional ...