Javier Valls
Papers
1
Total Citations
574
H-Index
1
About
Javier Valls is a leading figure in digital signal processing and VLSI architecture, best known for his transformative work on CORDIC (Coordinate Rotation Digital Computer) algorithms. His landmark survey, *50 Years of CORDIC: Algorithms, Architectures, and Applications* (2009), which has garnered over 574 citations, stands as a definitive reference in the field. In this comprehensive review, Valls masterfully traces the evolution of CORDIC from its invention by Jack Volder, highlighting how its elegant shift-add operations enable efficient computation of trigonometric, hyperbolic, and other transcendental functions. His contributions have profoundly impacted the design of low-power, high-speed arithmetic units for FPGAs and ASICs, particularly in communications and sensor systems. Beyond this seminal work, Valls has advanced fixed-point arithmetic and hardware-efficient implementations for digital filters and transforms, consistently bridging theoretical algorithms with practical silicon. His research is widely cited by engineers developing real-time signal processing systems, and his insights continue to guide new generations of researchers in optimizing hardware for complex mathematical operations. Valls’ work exemplifies how foundational algorithmic research can drive innovation in modern digital systems.
Research Focus
Key Achievements
Top Papers
- 150 Years of CORDIC: Algorithms, Architectures, and Applications574 citations · 2009