Over 16 years of experience in digital video research, software development, and standardization. Made key contributions to MPEG-4 Systems standards. Developed new approaches to low-complexity video encoding and transcoding. Multi-format transcoding with MPEG-2, VC-1, VP6, and H.264/AVC. Holds one of the essential patents for the implementation of Digital TV/ATSC receivers. Current areas of research include video compression, transcoding, content analysis, video adaptation, parallel algorithms and implementations, cloud-based video solutions, and mobile multimedia delivery