Suab -Graphic Conferencing System
Suab -cov duab sib tham siv lub suab feem ntau siv lub suab rau ntau- tog kev sib txuas lus, ntxiv los ntawm kev sib txuas lus xws li tshuab fax los xa cov duab nraaj. Qhov no yog ib hom kev sib tham thaum ntxov.
Video Conferencing System
Video conferencing siv digital video compression technology los xa cov ntaub ntawv video kwj thaum lub rooj sib tham; cov tshuab no tseem hu ua audiovisual conferencing. Thaum lub rooj sib tham, cov neeg tuaj koom tsis tau tsuas yog hnov lwm tus hais lus xwb tab sis kuj pom lawv cov tes taw thiab lub ntsej muag.
Data Conferencing System
Cov kev sib tham cov ntaub ntawv siv computer systems los pauv cov ntaub ntawv cov ntaub ntawv hla nqaim -bandwidth kev sib txuas lus network. Cov rooj sib tham tuaj yeem ua synchronous lossis asynchronous. Cov neeg siv cov ntaub ntawv thov khiav ntawm lub rooj sib tham terminals.
