From Microwave Journal Ericsson and IBM collaborate on 5G antenna designs Qualcomm, Ericsson and AT&T to Collaborate on 5G Trials At the International Solid-State Circuits Conference (ISSCC), IBM and Ericsson announced what they claim is the world’s first reported Si millimeter wave phased array antenna module operating at 28 GHz. The module is the result of a two-year colla..