Eduardo A. C. da Costa

Publication Activity (10 Years)

Years Active: 2000-2023
Publications (10 Years): 60

Top Topics

Partial Distortion

Adaptive Filter

Sum Of Absolute Differences

Hardware Architecture

Top Venues

Circuits Syst. Signal Process.

Publications

Pedro Tauã Lopes Pereira, Guilherme Paim, Paulo F. Flores, Eduardo A. C. da Costa, Sergio Bampi
AxASRE: A Novel Approach to Approximate Adder Synthesis Results Estimation. DSN-W (2023)
Morgana Macedo Azevedo da Rosa, Eduardo A. C. da Costa, Rafael Iankowski Soares, Sergio Bampi
Exploring Security Threats by Hardware-Faults in Approximate Arithmetic Computing. NEWCAS (2023)
Morgana M. A. da Rosa, Patrícia U. L. da Costa, Guilherme Paim, Eduardo A. C. da Costa, Rafael Soares, Sergio Bampi
An Energy-Efficient StEFCal VLSI Design with Approximate Squarer and Divider Units. LASCAS (2023)
Pedro Tauã Lopes Pereira, Guilherme Paim, Eduardo A. C. da Costa, Paulo F. Flores, Sergio Bampi
Architectural Exploration for Energy-Efficient LMS and NLMS Adaptive Filters VLSI Design. NEWCAS (2023)
Morgana M. A. da Rosa, Eduardo A. C. da Costa, Leandro Mateus Giacomini Rocha, Guilherme Paim, Sergio Bampi
Multiplication Logic. Circuits Syst. Signal Process. 42 (2) (2023)
Patrícia U. L. da Costa, Morgana M. A. da Rosa, Rafael Soares, Eduardo A. C. da Costa, Sergio Bampi
An Optimized VLSI Exponential Unit Design Exploring Efficient Arithmetic Operation Strategies. ICECS (2023)
Morgana Macedo Azevedo da Rosa, Guilherme Paim, Rafael Soares, Eduardo A. C. da Costa, Sergio Bampi
Discrete Haar Wavelet Transform Hardware Design for Energy-Efficient Image Watermarking. ICECS 2022 (2022)
Patrícia U. L. da Costa, Pedro Tauã Lopes Pereira, Brunno A. Abreu, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi
Improved Approximate Multipliers for Single-Precision Floating-Point Hardware Design. LASCAS (2022)
Morgana Macedo Azevedo sa Rosa, Guilherme Paim, Jorge Castro-Godínez, Eduardo A. C. da Costa, Rafael Iankowski Soares, Sergio Bampi
AxRSU: Approximate Radix-4 Squarer Unit. ISCAS (2022)
Pedro Tauã Lopes Pereira, Guilherme Paim, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
Exploring Approximate Arithmetic Units for a Power-Efficient Kalman Gain VLSI Design. ICECS 2022 (2022)
Pedro Tauã Lopes Pereira, Guilherme Paim, Guilherme Ferreira, Eduardo A. C. da Costa, Sérgio Almeida, Sergio Bampi
Exploring Approximate Adders for Power-Efficient Harmonics Elimination Hardware Architectures. LASCAS (2021)
Patrícia U. L. da Costa, Pedro Tauã Lopes Pereira, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi
Boosting the Efficiency of the Harmonics Elimination VLSI Architecture by Arithmetic Approximations. ICECS (2021)
Gerson D. Andrade, Ricardo A. L. Reis, Eduardo A. C. da Costa, Alexandra L. Zimpeck
Sensitivity of FinFET Adders to PVT Variations and Sleep Transistor as a Mitigation Strategy. APCCAS (2021)
Morgana Macedo Azevedo da Rosa, Henrique Seidel, Guilherme Paim, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
An Energy-Efficient Haar Wavelet Transform Architecture for Respiratory Signal Processing. IEEE Trans. Circuits Syst. II Express Briefs 68 (2) (2021)
Guilherme Ferreira, Guilherme Paim, Leandro M. G. Rocha, Gustavo M. Santana, Renato H. Neuenfeld, Eduardo A. C. da Costa, Sergio Bampi
Low-power fast Fourier transform hardware architecture combining a split-radix butterfly and efficient adder compressors. IET Comput. Digit. Tech. 15 (3) (2021)
Andrei La Rosa, Pedro Tauã Lopes Pereira, Patrícia Ücker, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi, Sérgio Almeida
Exploring NLMS-Based Adaptive Filter Hardware Architectures for Eliminating Power Line Interference in EEG Signals. Circuits Syst. Signal Process. 40 (7) (2021)
Guilherme Ferreira, Pedro Tauã Lopes Pereira, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi
A Power-Efficient FFT Hardware Architecture Exploiting Approximate Adders. LASCAS (2021)
Vagner Guidotti, Guilherme Paim, Leandro M. G. Rocha, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
Power-Efficient Approximate Newton-Raphson Integer Divider Applied to NLMS Adaptive Filter for High-Quality Interference Cancelling. Circuits Syst. Signal Process. 39 (11) (2020)
Patrícia Ücker, Miguel R. Weirich, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi
Optimizing Iterative-based Dividers for an Efficient Natural Logarithm Operator Design. LASCAS (2020)
Andrei La Rosa, Patrícia Ücker, Guilherme Paim, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
Exploring NLMS and IPNLMS Adaptive Filtering VLSI Hardware Architectures for Robust EEG Signal Artifacts Elimination. ICECS (2020)
Morgana M. A. da Rosa, Guilherme Paim, Leandro M. G. Rocha, Eduardo A. C. da Costa, Sergio Bampi
Exploring Efficient Adder Compressors for Power-Efficient Sum of Squared Differences Design. ICECS (2020)
Guilherme Paim, Gustavo M. Santana, Brunno A. Abreu, Leandro M. G. Rocha, Mateus Grellert, Eduardo A. C. da Costa, Sergio Bampi
Exploring high-order adder compressors for power reduction in sum of absolute differences architectures for real-time UHD video encoding. J. Real Time Image Process. 17 (5) (2020)
Thomas V. Fontanari, Guilherme Paim, Leandro M. G. Rocha, Patrícia Ücker, Eduardo A. C. da Costa, Sergio Bampi
An Efficient N-bit 8-2 Adder Compressor with a Constant Internal Carry Propagation Delay. LASCAS (2020)
Mateus Terribele Leme, Guilherme Paim, Leandro M. G. Rocha, Patrícia Ücker, Vitor G. Lima, Rafael Soares, Eduardo A. C. da Costa, Sergio Bampi
Optimizing the Montgomery Modular Multiplier for a Power- and Area-Efficient Hardware Architecture. MWSCAS (2020)
Henrique Seidel, Morgana Macedo Azevedo da Rosa, Guilherme Paim, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
Energy-Efficient Haar Transform Architectures Using Efficient Addition Schemes. LASCAS (2020)
Morgana M. A. da Rosa, Guilherme Paim, Leandro M. G. Rocha, Eduardo A. C. da Costa, Sergio Bampi
Squared Multiplier. ICECS (2020)
Patrícia U. L. da Costa, Guilherme Paim, Leandro M. G. Rocha, Eduardo A. C. da Costa, Sérgio Almeida, Sergio Bampi
An Efficient NLMS-based VLSI Architecture for Robust FECG Extraction and FHR Processing. ICECS (2020)
Leandro M. G. Rocha, Morgana Macedo, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi
Parallel Multipliers. NEWCAS (2020)
Guilherme Ferreira, Leandro M. G. Rocha, Eduardo A. C. da Costa, Sergio Bampi
Combining m=2 Multipliers and Adder Compressors for Power Efficient Radix-4 Butterfly. MWSCAS (2020)
Vitor G. Lima, Guilherme Paim, Leandro M. G. Rocha, Leomar S. da Rosa Jr., Felipe S. Marques, Eduardo A. C. da Costa, Vinicius V. Camargo, Rafael Soares, Sergio Bampi
Maximizing Side Channel Attack-Resistance and Energy-Efficiency of the STTL Combining Multi-Vt Transistors with Current and Capacitance Balancing. ISCAS (2019)
Gustavo Ott, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Mateus Beck Fonseca
IIR Filter Architectures with Truncation Error Feedback for ECG Signal Processing. Circuits Syst. Signal Process. 38 (1) (2019)
Brunno Abreu, Mateus Grellert, Guilherme Paim, Thomas V. Fontanari, Leandro M. G. Rocha, Eduardo A. C. da Costa, Sergio Bampi
Exploring Motion Vector Cost with Partial Distortion Elimination in Sum of Absolute Differences for HEVC Integer Motion Estimation. NEWCAS (2019)
Rafael S. Ferreira, Guilherme Paim, Brunno A. Abreu, Cláudio Machado Diniz, Eduardo A. C. da Costa, Sergio Bampi
HEVC Interpolation Filter Architecture Using Hybrid Encoding Arithmetic Operators. MWSCAS (2019)
Pedro Tauã Lopes Pereira, Guilherme Paim, Patrícia Ücker, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
Exploring Architectural Solutions for an Energy-Efficient Kalman Filter Gain Realization. ICECS (2019)
Brunno Abreu, Gustavo M. Santana, Mateus Grellert, Guilherme Paim, Leandro M. G. Rocha, Eduardo A. C. da Costa, Sergio Bampi
Exploiting Partial Distortion Elimination in the Sum of Absolute Differences for Energy-Efficient HEVC Integer Motion Estimation. SBCCI (2018)
Leonardo Bandeira Soares, Morgana M. A. da Rosa, Cláudio Machado Diniz, Eduardo A. C. da Costa, Sergio Bampi
Exploring power-performance-quality tradeoff of approximate adders for energy efficient sobel filtering. LASCAS (2018)
João G. Nizer Rahmeier, Eduardo A. C. da Costa, Alessandro Girardi, Sidinei Ghissoni
Optimization of Single-Stage FFT Architectures Using Multiple Constant Multiplication. SBCCI (2018)
Miguel R. Weirich, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi
A Fixed-Point Natural Logarithm Approximation Hardware Design Using Taylor Series. NGCAS (2018)
Morgana Macedo, Leonardo Bandeira Soares, Bianca Silveira, Cláudio Machado Diniz, Eduardo A. C. da Costa
Exploring the use of parallel prefix adder topologies into approximate adder circuits. ICECS (2017)
Leandro M. G. Rocha, Guilherme Paim, Gustavo M. Santana, Brunno A. Abreu, Rafael Ferreira, Eduardo A. C. da Costa, Sergio Bampi
Physical implementation of an ASIC-oriented SRAM-based viterbi decoder. ICECS (2017)
Bianca Silveira, Guilherme Paim, Brunno Abreu, Mateus Grellert, Cláudio Machado Diniz, Eduardo A. C. da Costa, Sergio Bampi
Power-Efficient Sum of Absolute Differences Hardware Architecture Using Adder Compressors for Integer Motion Estimation Design. IEEE Trans. Circuits Syst. I Regul. Pap. (12) (2017)
Guilherme Paim, Rafael S. Ferreira, Leandro M. G. Rocha, Eduardo A. C. da Costa, Tiago Giacomelli Alves, Sergio Bampi
A power-predictive environment for fast and power-aware ASIC-based FIR filter design. SBCCI (2017)
Bianca Silveira, Rafael S. Ferreira, Guilherme Paim, Cláudio Machado Diniz, Eduardo A. C. da Costa
Low power SATD architecture employing multiple sizes Hadamard Transforms and adder compressors. NEWCAS (2017)
Gustavo M. Santana, Guilherme Paim, Leandro M. G. Rocha, Renato Neuenfeld, Mateus Beck Fonseca, Eduardo A. C. da Costa, Sergio Bampi
Using efficient adder compressors with a split-radix butterfly hardware architecture for low-power IoT smart sensors. ICECS (2017)
Guilherme Paim, Pedro Marques, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
Improved goldschmidt algorithm for fast and energy-efficient fixed-point divider. ICECS (2017)
Raphael Dornelles, Guilherme Paim, Bianca Silveira, Mateus Fonseca, Eduardo A. C. da Costa, Sergio Bampi
A power-efficient 4-2 Adder Compressor topology. NEWCAS (2017)
Renato H. Neuenfeld, Mateus Beck Fonseca, Eduardo A. C. da Costa, Jean P. Oses
Exploiting addition schemes for the improvement of optimized radix-2 and radix-4 fft butterflies. LASCAS (2017)
Rafael Ferreira, Bianca Silveira, Mateus Beck Fonseca, Cláudio Machado Diniz, Eduardo A. C. da Costa
Low power sum of absolute differences architecture using novel hybrid adder. LASCAS (2017)
Renato Neuenfeld, Mateus Fonseca, Eduardo A. C. da Costa
Design of optimized radix-2 and radix-4 butterflies from FFT with decimation in time. LASCAS (2016)
Guilherme Paim, Eduardo A. C. da Costa
Using adder compressors for power-efficient 2-D approximate Discrete Tchebichef Transform. NEWCAS (2016)
Tiago Schiavon, Guilherme Paim, Mateus Fonseca, Eduardo A. C. da Costa, Sérgio J. M. de Almeida
Exploiting adder compressors for power-efficient 2-D approximate DCT realization. LASCAS (2016)
Gustavo Ott, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Mateus Fonseca
Exploiting architectural solutions for IIR filter architecture with truncation error feedback. LASCAS (2016)
Bianca Silveira, Guilherme Paim, Cláudio Machado Diniz, Eduardo A. C. da Costa
Power-efficient sum of absolute differences architecture using adder compressors. ICECS (2016)
Julio F. R. Oliveira, Leonardo Bandeira Soares, Eduardo A. C. da Costa, Sergio Bampi
Energy-efficient Gaussian filter for image processing using approximate adder circuits. ICECS (2015)
Guilherme Paim, Mateus Fonseca, Eduardo A. C. da Costa, Sérgio J. M. de Almeida
Power efficient 2-D rounded cosine transform with adder compressors for image compression. ICECS (2015)
Vagner Guidotti, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Mateus Fonseca
Floating-point adaptive filter architectures for the cancelling of harmonics power line interference. ICECS (2015)
Bianca Silveira, Cláudio Machado Diniz, Mateus Fonseca, Eduardo A. C. da Costa
SATD hardware architecture based on 8×8 Hadamard Transform for HEVC encoder. ICECS (2015)
Cláudio Machado Diniz, Mateus Beck Fonseca, Eduardo A. C. da Costa, Sergio Bampi
Enhancing a HEVC interpolation filter hardware architecture with efficient adder compressors. NEWCAS (2015)
Anderson Martins, Mateus Fonseca, Eduardo A. C. da Costa
Optimal combination of dedicated multiplication blocks and adder trees schemes for optimized radix-2m array multipliers realization. ICECS (2015)
Leonardo Bandeira Soares, Sergio Bampi, Andre Luis Rodeghiero Rosa, Eduardo A. C. da Costa
Near-threshold computing for very wide frequency scaling: Approximate adders to rescue performance. NEWCAS (2015)
Sidinei Ghissoni, Eduardo A. C. da Costa, Angelo Goncalves da Luz
Implementation of power efficient multicore FFT datapaths by reordering the twiddle factors. VLSI-SoC (2014)
Eduardo A. C. da Costa, Sérgio J. M. de Almeida
Design of an efficient FPGA-based interference canceller structure using NLMS adaptive algorithm. ICECS (2013)
Angelo Goncalves da Luz, Eduardo A. C. da Costa, Sidinei Ghissoni
Reducing the Hamming distance of encoded FFT twiddle factors using improved heuristic algorithms. LASCAS (2013)
Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Monica Matzenauer
Gray encoded fixed-point LMS adaptive filter architecture for the harmonics power line interference cancelling. SBCCI (2013)
Leandro Zafalon Pieper, Eduardo A. C. da Costa, José C. Monteiro
multiplier blocks and adder compressors for the design of efficient 2's complement 64-bit array multipliers. SBCCI (2013)
João G. Nizer Rahmeier, Angelo G. da Luz, Eduardo A. C. da Costa, Sidinei Ghissoni
Reducing switching activity in FIR filters by reordering the coefficients through the use of improved heuristic algorithm. ICECS (2013)
Levent Aksoy, Eduardo A. C. da Costa, Paulo F. Flores, José Monteiro
Multiplierless Design of Linear DSP Transforms. VLSI-SoC (Selected Papers) (2011)
Angelo G. da Luz, Eduardo A. C. da Costa, Marilton S. de Aguiar
Exploring the use of heuristic-based algorithms for the ordering and partitioning of coefficients for power efficient fir filters realization. SBCCI (2011)
João S. Altermann, Eduardo A. C. da Costa, Sérgio J. M. de Almeida
High performance Haar Wavelet transform architecture. ECCTD (2011)
Cláudio Machado Diniz, João S. Altermann, Eduardo A. C. da Costa, Sergio Bampi
Performance enhancement of H.264/AVC intra frame prediction hardware using efficient 4-2 and 5-2 adder-compressors. SBCCI (2010)
João S. Altermann, Eduardo A. C. da Costa, Sergio Bampi
Fast forward and inverse transforms for the H.264/AVC standard using hierarchical adder compressors. VLSI-SoC (2010)
Angelo G. da Luz, Eduardo A. C. da Costa, Marilton S. de Aguiar
Ordering and partitioning of coefficients based on heuristic algorithms for low power FIR filter realization. SBCCI (2010)
Leandro Zafalon Pieper, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi, José C. Monteiro
Efficient Dedicated Multiplication Blocks for 2's Complement Radix-2m Array Multipliers. J. Comput. 5 (10) (2010)
André Silva, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Marcelo Schiavon Porto, Sergio Bampi
High performance motion estimation architecture using efficient adder-compressors. SBCCI (2009)
Levent Aksoy, Eduardo A. C. da Costa, Paulo F. Flores, José Monteiro
Exact and Approximate Algorithms for the Optimization of Area and Delay in Multiple Constant Multiplications. IEEE Trans. Comput. Aided Des. Integr. Circuits Syst. 27 (6) (2008)
Eduardo A. C. da Costa, José Monteiro, Sergio Bampi
operands. Integr. 40 (2) (2007)
Levent Aksoy, Ece Olcay Günes, Eduardo A. C. da Costa, Paulo F. Flores, José Monteiro
Effect of Number Representation on the Achievable Minimum Number of Operations in Multiple Constant Multiplications. SiPS (2007)
Levent Aksoy, Eduardo A. C. da Costa, Paulo F. Flores, José Monteiro
Optimization of Area in Digital FIR Filters using Gate-Level Metrics. DAC (2007)
Levent Aksoy, Eduardo A. C. da Costa, Paulo F. Flores, José Monteiro
Minimum number of operations under a general number representation for digital filter synthesis. ECCTD (2007)
Vagner S. Rosa, Eduardo A. C. da Costa, Sergio Bampi
A High Performance Parallel FIR Filters Generation Tool. IEEE International Workshop on Rapid System Prototyping (2006)
Levent Aksoy, Eduardo A. C. da Costa, Paulo F. Flores, José Monteiro
Optimization of area under a delay constraint in digital filter synthesis using SAT-based integer linear programming. DAC (2006)
Vagner S. Rosa, Eduardo A. C. da Costa, Sergio Bampi
A VHDL Generation Tool for Optimized Parallel FIR Filters. VLSI-SoC (2006)
Eduardo A. C. da Costa, Paulo F. Flores, José Monteiro
Exploiting general coefficient representation for the optimal sharing of partial products in MCMs. SBCCI (2006)
Mateus Fonseca, Eduardo A. C. da Costa, Sergio Bampi, José Monteiro
hybrid array multiplier using carry save adder format. SBCCI (2005)
Leonardo Londero de Oliveira, Cristiano Santos, Daniel Lima Ferrão, Eduardo A. C. da Costa, José Monteiro, João Baptista dos Santos Martins, Sergio Bampi, Ricardo Augusto da Luz Reis
A Comparison of Layout Implementations of Pipelined and Non-Pipelined Signed Radix-4 Array Multiplier and Modified Booth Multiplier Architectures. VLSI-SoC (2005)
Paulo F. Flores, José Monteiro, Eduardo A. C. da Costa
An exact algorithm for the maximal sharing of partial terms in multiple constant multiplications. ICCAD (2005)
Eduardo A. C. da Costa, Paulo F. Flores, José Monteiro
Maximal sharing of partial terms in MCM under minimal signed digit representation. ECCTD (2005)
Vagner S. Rosa, Eduardo A. C. da Costa, José C. Monteiro, Sergio Bampi
An improved synthesis method for low power hardwired FIR filters. SBCCI (2004)
Eduardo A. C. da Costa, Sergio Bampi, José Monteiro
A New Pipelined Array Architecture for Signed Multiplication. SBCCI (2003)
Eduardo A. C. da Costa, José C. Monteiro, Sergio Bampi
Gray Encoded Arithmetic Operators Applied to FFT and FIR Dedicated Datapaths. VLSI-SOC (2003)
Eduardo A. C. da Costa, José C. Monteiro, Sergio Bampi
Gray Encoded Arithmetic Operators Applied to FFT and FIR Dedicated Datapaths. VLSI-SoC (Selected Papers) (2003)
Eduardo A. C. da Costa, Sergio Bampi, José Monteiro
A New Architecture for Signed Radix-2m Pure Array Multipliers. ICCD (2002)
Eduardo A. C. da Costa, Fernando Paixão Cortes, Rodrigo Ferrugem Cardoso, Luigi Carro, Sergio Bampi
Modeling of Short Circuit Power Consumption Using Timing-Only Logic Cell Macromodels. SBCCI (2000)