Power-efficient sum of absolute differences hardware architecture using adder compressors for integer motion estimation design

B Silveira, G Paim, B Abreu, M Grellert… - … on Circuits and …, 2017 - ieeexplore.ieee.org
Sum of absolute differences (SAD) calculation is one of the most time-consuming operations
of video encoders compatible with the high efficiency video coding standard. SAD hardware …

Configurable memory with a multilevel shared structure enabling in-memory computing

Y Zhao, Z Lin, X Wu, Q Zhao, W Lu… - … Transactions on Very …, 2022 - ieeexplore.ieee.org
Frequent to-and-from data transfers in the von Neumann architecture limit the overall
throughput. One of the promising approaches used to overcome von Neumann bottleneck is …

Exploring high-order adder compressors for power reduction in sum of absolute differences architectures for real-time UHD video encoding

G Paim, GM Santana, BA Abreu, LMG Rocha… - Journal of Real-Time …, 2020 - Springer
The sum of absolute difference (SAD) calculation is one of the most computing-intensive
operations in video encoders compatible with recent standards, such as high-efficiency …

SAD or SATD? how the distortion metric impacts a Fractional Motion Estimation VLSI architecture

I Seidel, V Rodrigues Filho, M Grellert… - 2021 IEEE 23rd …, 2021 - ieeexplore.ieee.org
Video coding systems have to deal with a number of tradeoffs. The decision of adopting a
specific distortion metric in the Fractional Motion Estimation (FME) step, for instance …

Design and exploration of low-power SAD architectures using approximate compressors for Integer Motion Estimation

UA Kumar, S Guturu, SE Ahmed - Microprocessors and Microsystems, 2022 - Elsevier
Integer motion estimation performs a pivotal role in achieving video compression by
exploiting the temporal redundancy of video sequences. However, the motion estimation's …

Low power sum of absolute differences architecture using novel hybrid adder

R Ferreira, B Silveira, MB Fonseca… - 2017 IEEE 8th Latin …, 2017 - ieeexplore.ieee.org
Sum of Absolute Differences (SAD) is an intensive time-consuming operation of state-of-art
video encoders. It is used as a block matching metric inside Motion Estimation (ME) and also …

[PDF][PDF] Comparison of 90nm and 65nm Logic Synthesis of a SAD Configurable VLSI Architecture

I Seidel, BG de Moraes, AB Bräscher, JL Güntzel - 2013 - inf.ufrgs.br
This paper evaluates the impact of the technology node on the area, performance and
power consumption of a configurable VLSI architecture for Sum of Absolutes Differences …