TY - CHAP A1 - Kittenberger, Thomas A1 - Reeh, M. A1 - Scheibelecker, M. T1 - A micro air vehicle instrument landing system based on synchronized, unidirectional ultrasound transmission T2 - nternational Micro Air Vehicle Conference and Competition, Huntsville, Alabama, USA, May 23-27, 2011 KW - Embedded Systems Y1 - 2019 ER -