to Omnipoint Communications in January 2000. Omnipoint was later purchased by VoiceStream Wireless which subsequently became T-Mobile US. In August 2022, T-Mobile US announced dead-zone cell phone coverage across the US using midband PCS spectrum and Starlink Gen2 satellite cell coverage, to begin testing in 2023. Using this satellite and midband spectrum, T-Mobile plans to be able to connect by satellite to common mobile devices, unlike previous generations of satellite phones which used specialized Earth-bound radios to connect to geosynchronous satellites with characteristic long lag time in communications. Rest of the world PCS launched in Hong Kong in 1997. It uses GSM technology at 1800MHz band, and can form dual band service with GSM at 900MHz. See also Cellular frequencies PTCRB Advanced Wireless Services Notes References External links United States Federal Communications Commission Broadband PCS service description Mobile technology