{"author_url":"https://blog.hatena.ne.jp/control_eng_ch/","height":"190","author_name":"control_eng_ch","provider_name":"Hatena Blog","blog_url":"https://blog.control-theory.com/","width":"100%","type":"rich","version":"1.0","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/c/control_eng_ch/20260308/20260308231520.jpg","description":"A comprehensive guide to the H-infinity filter for robust state estimation. Covers the worst-case optimization formulation, LMI-based design with Bounded Real Lemma, comparison with Kalman filter, pole placement constraints, and extensions to multi-rate sensing. Includes MATLAB code links.","url":"https://blog.control-theory.com/entry/h-infinity-filter","published":"2026-03-07 14:54:37","title":"H-infinity Filter: Robust State Estimation Using LMI Optimization","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.control-theory.com%2Fentry%2Fh-infinity-filter\" title=\"H-infinity Filter: Robust State Estimation Using LMI Optimization - \u5236\u5fa1\u5de5\u5b66\u30d6\u30ed\u30b0 / Control Engineering Blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"\u5236\u5fa1\u5de5\u5b66\u30d6\u30ed\u30b0 / Control Engineering Blog","categories":["Eng: Control Engineering","Eng: Control Theory"],"provider_url":"https://hatena.blog"}