The new-generation antenna (IMAGE) City University of Hong Kong Caption A significant feature of the new-generation antenna is that the direction, frequency, and amplitude of the radiated beam from the antenna can be changed through space-time coding software control. Credit City University of Hong Kong Usage Restrictions Image must be used with appropriate caption and credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.