A novel Wireless Network-on-Chip architecture with distributed directories for faster execution and minimal energy

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Authors
Chidella, Kishore K.
Asaduzzaman, Abu
Advisors
Issue Date
2018-01
Type
Article
Keywords
Distributed directories , Mesh architecture , Multicore architecture , Performance analysis , Wireless Network-on-Chip
Research Projects
Organizational Units
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Citation
Chidella, Kishore K.; Asaduzzaman, Abu. 2018. A novel Wireless Network-on-Chip architecture with distributed directories for faster execution and minimal energy. Computers & Electrical Engineering, vol. 65:pp 18-31
Abstract

Wireless Network-on-Chip (WNoC) architectures are introduced to improve performance by reducing the core-to-core communication latency. Conventional WNoCs broadcast messages that increase bandwidth-traffic, communication delay, and power consumption. Studies show that directory-based architectures have potential to address message broadcasting and improve performance. This work proposes a novel WNoC architecture with distributed directories (WNoC-DDs) that supports wireless communications to enhance faster execution by reducing latency. VisualSim software package is used to model and simulate the proposed WNoC-DDs, a WNoC with centralized directory (WNoC-CD), and a traditional 2D mesh by processing different communication scenarios. The proposed architecture helps reduce the total hop count and unwanted broadcasting among nodes in a WNoC-DDs. Experimental results show that the proposed WNoC-DDs reduces communication delay up to 20.54% and 5.40%, respectively, when compared to mesh and WNoC-CD. Similarly, the proposed WNoC-DDs reduces power consumption up to 73.56% and 19.97%, respectively, when compared to mesh and WNoC-CD.

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Publisher
Elsevier
Journal
Book Title
Series
Computers & Electrical Engineering;v.65
PubMed ID
DOI
ISSN
0045-7906
EISSN