Sampled continuous time filter banks and frame theory. - Guillermo Langwagen; Amauri Lopes (Circuits, Signals, and Systems, 2004)

Architectural design of a programmable cell for the implementation of a filter bank on FPGA. - Joaquín Louzao; Santiago Paz; Daniel Tejera; Gustavo Bellora; Guillermo Langwagen (Microelectron. Reliab., 2004)