ˌɛlkjˌuːdʒˈiː kəntɹˈoʊl ɐplˈaɪz tə bˈoʊθ lˈɪnɪɹ tˈaɪmɪnvˈɛɹiənt sˈɪstəmz æz wˈɛl æz lˈɪnɪɹ tˈaɪmvˈɛɹiɪŋ sˈɪstəmz, ænd kˈɑːnstɪtˌuːts ɐ lˈɪnɪɹ daɪnˈæmɪk fˈiːdbæk kəntɹˈoʊl lˈɔː ðæt ɪz ˈiːzili kəmpjˈuːɾᵻd ænd ˈɪmplɪməntᵻd: ðɪ ˌɛlkjˌuːdʒˈiː kəntɹˈoʊlɚɹ ɪtsˈɛlf ɪz ɐ daɪnˈæmɪk sˈɪstəm lˈaɪk ðə sˈɪstəm ɪt kəntɹˈoʊlz.
LQG control applies to both linear time-invariant systems as well as linear time-varying systems, and constitutes a linear dynamic feedback control law that is easily computed and implemented: the LQG controller itself is a dynamic system like the system it controls.