Oscar C. Au and Yan Chen, “Rate Control and Video Denoising for Noisy Video Data", US Full Patent (US 8982947 B2), granted March 17, 2015

Hang Ma, Yi Han, Yan Chen, Zoltan Safar, Feng Han, and K. J. Ray Liu “Handshaking Protocol for Time-Reversal System", US Full Patent (US9313020 B2), granted Apr. 12, 2016

Yan Chen, Hang Ma, Yi Han, Hung-Quoc Lai, and K. J. Ray Liu “Time-Reversal Wireless Paradigm for Internet of Things", US Full Patent (US9226304 B2), granted Dec. 29, 2015

Yu-Han Yang, Yan Chen, and K. J. Ray Liu “Quadrature Amplitude Modulation for Time-Reversal Systems", US Full Patent (US9407306 B2), granted Aug. 2, 2016

Oscar C. Au and Yan Chen, “Spatio-Temporal Boundary Matching Algorithm for Temporal Error Concealment", US Full Patent Application (11/750144), filed May 17, 2007 (licensed on July 13 2010)

Oscar C. Au and Yan Chen, "Rate Distortion Optimized Intermode Decision for H.264 Error resilient Video Coding", US Full Patent Application (11/853498), filed Sept. 11, 2007 (licensed on July 13

2010)

Oscar C. Au and Yan Chen, “Rate Distortion Optimization for Video Denoising", US Full Patent Application (12/132769), filed June 4, 2008 (licensed on July 13 2010)

Yan Chen, Zhung-Han Wu, Yi Han, K. J. Ray Liu and Katherine Hall, “Wireless Positioning Systems", US Full Patent Application (14/605,611), filed Jan. 26, 2015