Chang-Soo Koo, Peter J. Voltz, I-Tai Lu, Qingyuan Dai and Robert L. Olesen, "Method and apparatus for estimating signal-to-noise ratio, noise power, and signal power", August 10, 2010.
Chang-Soo Koo, Jin Wang, Robert Lind Olesen, Arty Chandra, Peter J. Voltz and Chia-Pang Yen, "Method and apparatus for calibration and channel state feedback to support transmit beamforming in a MIMO system", April 5, 2011.
Peter J. Voltz, Robert Lind Olesen, I-Tai Lu, Chang-Soo Koo, Qingyuan Dai, Yongwen E. Yang and Hui-Yuan Teng, "Method and apparatus for correcting sampler clock frequency offset in OFDM MIMO systems", Sep 13, 2011.
I-Tai Lu and Mario Joa-Ng, "Methods and apparatus for routing in a mobile AD-HOC network", Dec 27, 2005.
I-Tai Lu and Mario Joa-Ng, "Methods and apparatus for synchronizing and/or determing the location of nodes", Jun 12, 2007
Robert Lind Olesen, Eldad M. Zeira, Peter J. Voltz, Yongwen E. Yang, Qingyuan Dai, Chang-Soo Koo, I-Tai Lu and KunJu Tsai, "Method and apparatus for implementing space time processing with unequal modulation and coding schemes", Jan 10, 2007(filing date).