VLADIVOSTOK, Aug. 4 (Xinhua) -- The simultaneous activity of six volcanoes on Russia's Kamchatka Peninsula is a highly unusual phenomenon, which scientists are calling a parade of eruptions, reported ...

（2025年6月10日，北京）近日，爱立信与Telstra联合宣布，AIR 3284——爱立信全球首款5G三频频分双工（FDD）大规模多输入多输出（Massive MIMO）无线产品正式投入商用，标志着双方的又一创举。该设备的覆盖范围、容量和性能均实现显著提升，将为Telstra为期四年的网络转型计划奠定基础。 在高性能可编程网络中，智能化管理有限频谱资源至关重要。Massive MIMO技术凭借 ...

LOS ANGELES, July 30 (Xinhua) -- A massive earthquake struck off the coast of Russia Tuesday, sparking tsunami alerts in the United States, including Alaska, Hawaii, Guam and the West Coast.