Prior to joining Mentor Graphics, Rhines was Executive Vice President of Texas Instruments’ Semiconductor Group, sharing responsibility for TI’s Components Sector, and having direct responsibility for the entire semiconductor business with more than $5 billion of revenue and over 30,000 people.

During his 21 years at TI, Rhines managed TI’s thrust into digital signal processing and supervised that business from inception with the TMS 320 family of DSP’s through growth to become the cornerstone of TI’s semiconductor technology.  He was also responsible for development of the first TI speech synthesis devices (used in “Speak & Spell”) and is co-inventor of the GaN blue-violet light emitting diode (now important for DVD players).  He was President of TI’s Data Systems Group and held numerous other semiconductor executive management positions.
 
Rhines is currently in his fourth term as Chairman of the Electronic Design Automation Consortium. He is also a board member of the Semiconductor Research Corporation, Lewis and Clark College and the Portland Classic Wines Auction. He has previously served as chairman of the Semiconductor Technical Advisory Committee of the Department of Commerce, as an executive committee member of the board of directors of the Corporation for Open Systems and as a board member of the Computer and Business Equipment Manufacturers' Association (CBEMA), SEMI-Sematech/SISA, Electronic Design Automation Consortium (EDAC), University of Michigan National Advisory Council and Sematech.