1. , , , , , and . A direct radiating array antenna with frequency reuse multiple contoured beams. 1987 AP-S Intl. Symp. Digest, pp. 183–186 (June 1987).
2. and . A multiple-access payload for data relay applications using separate transmit/receive active arrays 1990 AP-S Intl. Symp. Digest, pp. 698–701 (May 1990).
3. Wideband fibre-optic delay network for phased array antenna steering