Ricardo Chaves

Pedro Miguens Matutino, Héctor Pettenghi, Ricardo Chaves, Leonel Sousa: RNS Arithmetic Units for Modulo {2^n+-k}. DSD 2012: 795-802

Pedro Miguens Matutino, Ricardo Chaves, Leonel Sousa: Binary-to-RNS Conversion Units for moduli {2^n ± 3}. DSD 2011: 460-467

Paulo Proenca, Ricardo Chaves: Compact CLEFIA Implementation on FPGAS. FPL 2011: 512-517

Pedro Miguel Matutino, Ricardo Chaves, Leonel Sousa: Arithmetic Units for RNS Moduli {2n-3} and {2n+3} Operations. DSD 2010: 243-246

Kazeem Alagbe Gbolagade, Ricardo Chaves, Leonel Sousa, Sorin Dan Cotofana: An improved RNS reverse converter for the {2²ⁿ⁺¹-1, 2ⁿ, 2ⁿ-1} moduli set. ISCAS 2010: 2103-2106

Héctor Pettenghi, Ricardo Chaves, Leonel Sousa, Maria J. Avedillo: An improved RNS generator 2ⁿ +/- k based on threshold logic. VLSI-SoC 2010: 119-124

Samuel Antao, Ricardo Chaves, Leonel Sousa: Compact and Flexible Microcoded Elliptic Curve Processor for Reconfigurable Devices. FCCM 2009: 193-200

Ricardo Chaves, Georgi Kuzmanov, Leonel Sousa, Stamatis Vassiliadis: Cost-Efficient SHA Hardware Accelerators. IEEE Trans. VLSI Syst. 16(8): 999-1008 (2008)

Ricardo Chaves, Georgi Kuzmanov, Leonel Sousa, Stamatis Vassiliadis: Merged Computation for Whirlpool Hashing. DATE 2008: 272-275

Ricardo Chaves, Georgi Kuzmanov, Leonel Sousa: On-the-fly attestation of reconfigurable hardware. FPL 2008: 71-76

Samuel Antao, Ricardo Chaves, Leonel Sousa: Efficient FPGA elliptic curve cryptographic processor over GF(2^m). FPT 2008: 357-360

Ricardo Chaves, Blagomir Donchev, Georgi Kuzmanov, Leonel Sousa, Stamatis Vassiliadis: BRAM-LUT Tradeoff on a Polymorphic DES Design. HiPEAC 2008: 55-65

Miquel Pericàs, Ricardo Chaves, Georgi Gaydadjiev, Stamatis Vassiliadis, Mateo Valero: Vectorized AES Core for High-throughput Secure Environments. VECPAR 2008: 83-94

Ricardo Chaves, Leonel Sousa: Improving residue number system multiplication with more balanced moduli sets and enhanced modular arithmetic structures. IET Computers & Digital Techniques 1(5): 472-480 (2007)

Ricardo Chaves, Georgi Kuzmanov, Leonel Sousa, Stamatis Vassiliadis: Improving SHA-2 Hardware Implementations. CHES 2006: 298-310

Ricardo Chaves, Georgi Kuzmanov, Stamatis Vassiliadis, Leonel Sousa: Reconfigurable memory based AES co-processor. IPDPS 2006

Ricardo Chaves, Georgi Kuzmanov, Leonel Sousa, Stamatis Vassiliadis: Rescheduling for Optimized SHA-1 Calculation. SAMOS 2006: 425-434

Ricardo Chaves, Leonel Sousa: {2ⁿ+1, s^n+k, sⁿ-1}: A New RNS Moduli Set Extension. DSD 2004: 210-217

Ana Paiva, Marco Costa, Ricardo Chaves, Moisés Piedade, Dário Mourão, Daniel Sobral, Kristina Höök, Gerd Andersson, Adrian Bullock: SenToy: an affective sympathetic interface. Int. J. Hum.-Comput. Stud. 59(1-2): 227-235 (2003)

Ana Paiva, Ricardo Chaves, Moisés Piedade, Adrian Bullock, Gerd Andersson, Kristina Höök: SenToy: a tangible interface to control the emotions of a synthetic character. AAMAS 2003: 1088-1089

Kristina Höök, Adrian Bullock, Ana Paiva, Marco Vala, Ricardo Chaves, Rui Prada: FantasyA and SenToy. CHI Extended Abstracts 2003: 804-805

Ricardo Chaves, Leonel Sousa: RDSP: A RISC DSP based on Residue Number System. DSD 2003: 128-137

Ana Paiva, Rui Prada, Ricardo Chaves, Marco Vala, Adrian Bullock, Gerd Andersson, Kristina Höök: Towards tangibility in gameplay: building a tangible affective interface for a computer game. ICMI 2003: 60-67

Ana Paiva, Rui Prada, Ricardo Chaves, Marco Vala, Adrian Bullock, Gerd Andersson, Kristina Höök: Demo: playingfFantasyA with senToy. ICMI 2003: 303-304