美帝洛克希德公司报导了在一束激光上传输极宽频带的讯号的方法。该装置在实验演示中用一束激光同时发射了全部可用的甚高频电视信道以及载波频率各为46兆周和450兆周的计算机显示线路和调频音乐信道。 The US-based Lockheed company reported on the method of transmitting very broadband signals over a laser beam. In the experimental demonstration, the device simultaneously emits all available VHF television channels with a laser beam and computer display lines and FM music channels at 46 MB and 450 MB each.