Didier LeGall

Didier LeGall co-founded Ambarella Inc. in 2004 along with other Ambarella founding members, to drive innovation in hybrid digital cameras and define a new class of consumer products.

Prior to co-founding Ambarella, LeGall was co-founder and CTO of C-Cube Microsystems up until C-Cube’s acquisition by LSI Logic in 2001. At LSI Logic, Didier served as vice president and general manager of the Home Media product group with P&L responsibility for DVD, recordable DVD and professional digital video products. In 2003, he became vice president of engineering for LSI Logic’s Broadband Entertainment group and was responsible for DVD, DVD recordable, professional video, set-top box and digital TV integrated circuits. As vice president and general manager, LeGall grew LSI Logic’s market share of DVD recorder ICs by well over 50 percent.

Before joining C-Cube, LeGall was manager of the Visual Communication group at Bell Communications Research (Bellcore).  At Bellcore, LeGall worked on compression algorithms for digital video and digital HDTV. He also held an adjunct professorship at Columbia University from 1985 to 1989.

LeGall started the standardization effort of the Moving Picture Expert Group (MPEG) and served as chairman of the MPEG Video group from 1989 to 1995 delivering two international standards MPEG-1 and MPEG-2 that have since had a major impact on the industry. LeGall is the author or co-author of over twenty digital video-related patents.

Didier LeGall received his undergraduate degrees from Ecole Centrale de Lyon, France and Technical University Darmstadt, Germany. He earned his master's and doctorate degrees in electrical engineering from UCLA.