Deutsche Telekom and Stratospheric Platforms Limited (SPL) show Cellular communications service from the Stratosphere
The technology advancement has reached a stage where it looks like everyone is trying to outperform others in communications from stratosphere. The latest in line is this announcement from Deutsche Telekom and Stratospheric Platforms Limited (SPL). The DT press release says : Deutsche Telekom and its technology partner Stratospheric Platforms Limited (SPL) conducted the world's first successful demonstration of LTE/4G voice and data connectivity over a platform flying at the edge of the stratosphere and fully integrated into a commercial mobile network. Beginning of October, several test flights were carried out in Bavaria with a remote-controlled aircraft system at an altitude of approximately 14 kilometers (Flight Level 450) to establish voice and data connections via the antennas installed on the aircraft. This enabled voice over LTE (VoLTE) calls, video calls, data downloads and web browsing on a standard smartphone. During the test, the smartphone was connected to ...