Abstract: This paper developed a photonically actuated ultrawideband, two-dimensional transmit array using a Fourier optical lens as a beamformer. Data encoding was developed, in which custom IF ...

Abstract: A 3-D wideband high-gain circularly polarized array antenna with low radar cross section (RCS) is presented in this letter. Its element contains four 3-D radiation structures fed by a ...

在全球化的今天，翻译功能已成为许多应用的标配需求。无论是电商平台的商品描述、技术文档的多语言版本，还是客服系统的实时翻译，都离不开高质量的翻译能力。阿里千问推出了专用翻译模型 ...