fɔːɹ ˌaɪˈɑːɹdɹˈɑːp ɐnˈæləsˌɪs, pˈætɚnz ðæt pɹədˈuːs mˈæksɪməm ˌɪnstəntˈeɪniəs kˈɜːɹənts ɑːɹ ɹᵻkwˈaɪɚd, wˈɛɹæz fɔːɹ ɪlˌɛktɹoʊmɪɡɹˈeɪʃən pˈɜːpəsᵻz, pˈætɚnz pɹədˈuːsɪŋ lˈɑːɹdʒ səstˈeɪnd ˈævɹɪdʒ kˈɜːɹənts ɑːɹ ʌv ˈɪntɹɛst.
For IR-drop analysis, patterns that produce maximum instantaneous currents are required, whereas for electromigration purposes, patterns producing large sustained (average) currents are of interest.