The following publications are possibly variants of this publication:
- Low-cost antenna array via antenna switching for high resolution 2-D DOA estimationYuki Doi, Hiroki Moriya, Koichi Ichige, Hiroyuki Arai, Takahiro Hayashi, Hiromi Matsuno, Masayuki Nakano. sips 2013: 83-88 [doi]
- Antenna switching based on the relation between the relative location of array elements for high resolution 2-D DOA estimationYuki Doi, Koichi Ichige, Hiroyuki Arai, Hiromi Matsuno, Masayuki Nakano. isccsp 2014: 437-440 [doi]
- DOA estimation for low-cost array antenna system based on GROUSE and EM algorithmsKeita Yamada, Koichi Ichige. apccas 2014: 535-538 [doi]