Related Concept Videos
Short-distance Transport of Resources
Energy to Drive Translocation
Generally, polypeptides are unfolded by two distinct...
Distribution Reliability and Automation
IP3/DAG Signaling Pathway
You might also read
Related Articles
Articles linked to this work by shared authors, journal, and citation graph.
Advanced nanostructured biosensors enabled by rational surface engineering for bacterial detection.
Versatile Dual-Gate 2D Transistor for Logic-in-Memory and Neuromodulation Applications.
Precision and Robust Models on Healthcare Institution Federated Learning for Predicting HCC on Portal Venous CT Images.
Related Experiment Video
Updated: May 24, 2026

Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit
Published on: September 8, 2023
Delay QoS and MAC Aware Energy-Efficient Data-Aggregation Routing in Wireless Sensor Networks.
Frank Yeong-Sung Lin1, Hong-Hsu Yen, Shu-Ping Lin
1Department of Information Management, National Taiwan University, No. 1, Sec. 4, Roosevelt Rd., Taipei City 106, Taiwan; E-Mails: yslin@im.ntu.edu.tw (F.Y.S.L.); harry.splin@gmail.com (S.P.L.).
Optimizing data aggregation in wireless sensor networks balances energy savings against retransmission delays. This study introduces a cross-layer approach to minimize energy consumption while meeting quality of service (QoS) requirements.
Area of Science:
- Computer Science
- Electrical Engineering
- Network Engineering
Background:
- Data aggregation in wireless sensor networks (WSNs) reduces data transmission, lowering energy consumption.
- However, data aggregation can lead to increased collisions, necessitating retransmissions that consume more energy and introduce delays.
- Balancing aggregation benefits against retransmission costs is crucial for efficient WSN operation.
Purpose of the Study:
- To address the trade-off between data aggregation and data retransmission in WSNs.
- To develop an energy-efficient data-aggregation routing strategy that meets Quality of Service (QoS) delay constraints.
- To investigate a cross-layer design considering both routing (Layer 3) and MAC layer (Layer 2) retransmissions.
Main Methods:
- Modeling the problem as a non-convex mathematical programming problem.
- Developing an optimization-based heuristic solution using Lagrangean relaxation.
- Considering energy consumption in both transmission (including retransmissions) and idle modes.
Main Results:
- The proposed algorithm effectively minimizes total energy consumption.
- The approach successfully satisfies delay QoS constraints.
- Computational experiments demonstrate superior performance compared to existing methods lacking cross-layer considerations.
Conclusions:
- A novel cross-layer optimization approach effectively manages the energy-aggregation-retransmission trade-off in WSNs.
- The method provides energy-efficient routing assignments while adhering to delay QoS.
- This work highlights the importance of integrating MAC layer retransmissions and idle mode energy into WSN routing optimization.