Autonomous Helicopter Tracking and Localization Using a Self-surveying Camera Array. - Masayoshi Matsuoka; Alan Chen 001; Surya P. N. Singh; Adam Coates 002; Andrew Y. Ng; Sebastian Thrun (Int. J. Robotics Res., 2007)

Compass-M1 Broadcast Codes in E2, E5b, and E6 Frequency Bands. - Grace Xingxin Gao; Alan Chen 001; Sherman C. Lo; David S. De Lorenzo; Todd Walter; Per K. Enge (IEEE J. Sel. Top. Signal Process., 2009)