Ọkà okwu ahịrị ahịrịA na-akpọkwa sistemụ ndị a okwu ndị na-ekwu okwu nke ọma. Enwere ike ijikọta ọtụtụ ndị na-ekwu okwu n'otu ìgwè ndị na-ekwu okwu nwere otu olu, a na-akpọkwa ndị na-ekwu okwu nke ọma (phase array).
Okwu ahịrịr Obere olu, ibu dị mfe, anya dị ogologo, mmetụta dị elu, ntinye siri ike, ọkwa nrụgide ụda dị elu, ụda doro anya, ntụkwasị obi siri ike, n'etiti mpaghara nke mkpuchi ụda ugboro ugboro nke otu dichotomy nke sistemụ igwe okwu ugboro zuru oke. Usoro ahịrị bụ otu nke nkeji radieshon nke edobere n'ahịrị kwụ ọtọ, nke nwere oghere dị nso na nke nwere otu oke dị ka usoro ahụ.
A na-ejikarị ya eme ihe n'ụlọ ihe nkiri, ebe a na-eme egwuregwu, ebe a na-eme ihe ngosi n'èzí, ebe a na-egwu egwu abalị, ebe a na-eme ihe ngosi n'ime ụlọ, nnukwu ogbo, ụlọ mmanya, ebe a na-arụ ọtụtụ ọrụ, na sistemụ nrụnye edoziri.
Ọkà okwu ahịrị ahịrịOghere kwụ ọtọ nke isi axis bụ obere ogwe, ebe ike dị n'elu ya nwere ike ịgbasa n'ebe dị anya. Ọ bụ ezie na njedebe ala nke akụkụ gbagọrọ agbagọ nke kọlụm ahịrị na-ekpuchi mpaghara dị nso, na-eme ka mkpuchi dị nso ruo n'ebe dị anya.