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Journal IssueDOI

Cross-layer optimization for energy-efficient wireless communications: a survey

TLDR
This article presents a comprehensive overview of recent advances in cross-layer design for energy-efficient wireless communications, particularly focus on a system-based approaches toward energy optimal transmission and resource management across time, frequency, and spatial domains.
Abstract
Since battery technology has not progressed as rapidly as semiconductor technology, power efficiency has become increasingly important in wireless networking, in addition to the traditional quality and performance measures, such as bandwidth, throughput, and fairness. Energy-efficient design requires a cross layer approach as power consumption is affected by all aspects of system design, ranging from silicon to applications. This article presents a comprehensive overview of recent advances in cross-layer design for energy-efficient wireless communications. We particularly focus on a system-based approaches toward energy optimal transmission and resource management across time, frequency, and spatial domains. Details related to energy-efficient hardware implementations are also covered. Copyright © 2008 John Wiley & Sons, Ltd.

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Journal ArticleDOI

Fundamental trade-offs on green wireless networks

TL;DR: In this paper, the authors propose a framework for green radio research and integrate the fundamental issues that are currently scattered, which consists of four fundamental tradeoffs: deployment efficiency, energy efficiency, spectrum efficiency and delay power.
Journal ArticleDOI

A survey of energy-efficient wireless communications

TL;DR: These technologies such as multiple-input multiple-output (MIMO) and orthogonal frequency division multiplexing (OFDM), cognitive radio, network coding, cooperative communication, etc.
Journal ArticleDOI

Energy efficiency in wireless sensor networks: A top-down survey

TL;DR: A top-down survey of the trade-offs between application requirements and lifetime extension that arise when designing wireless sensor networks is presented and a new classification of energy-conservation schemes found in the recent literature is presented.
Journal ArticleDOI

Energy-efficient wireless communications: tutorial, survey, and open issues

TL;DR: Basic concepts of energy-efficient communications are first introduced and then existing fundamental works and advanced techniques for energy efficiency are summarized, including information-theoretic analysis, OFDMA networks, MIMO techniques, relay transmission, and resource allocation for signaling.
Journal ArticleDOI

Base Station Operation and User Association Mechanisms for Energy-Delay Tradeoffs in Green Cellular Networks

TL;DR: A total cost minimization is formulated that allows for a flexible tradeoff between flow-level performance and energy consumption and a simple greedy-on and greedy-off algorithms are proposed that are inspired by the mathematical background of submodularity maximization problem.
References
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Journal ArticleDOI

Cramming More Components Onto Integrated Circuits

TL;DR: Integrated circuits will lead to such wonders as home computers or at least terminals connected to a central computer, automatic controls for automobiles, and personal portable communications equipment as mentioned in this paper. But the biggest potential lies in the production of large systems.
Journal ArticleDOI

Space-time block codes from orthogonal designs

TL;DR: A generalization of orthogonal designs is shown to provide space-time block codes for both real and complex constellations for any number of transmit antennas and it is shown that many of the codes presented here are optimal in this sense.
Journal ArticleDOI

Communication in the presence of noise

TL;DR: A method is developed for representing any communication system geometrically and a number of results in communication theory are deduced concerning expansion and compression of bandwidth and the threshold effect.
Journal Article

Cramming More Components onto Integrated Circuits

Gordon E. Moore
- 01 Jan 1965 - 
TL;DR: Integrated circuits will lead to such wonders as home computers or at least terminals connected to a central computer, automatic controls for automobiles, and personal portable communications equipment as discussed by the authors. But the biggest potential lies in the production of large systems.
Journal ArticleDOI

Medium access control with coordinated adaptive sleeping for wireless sensor networks

TL;DR: This paper proposes S-MAC, a medium access control (MAC) protocol designed for wireless sensor networks that enables low-duty-cycle operation in a multihop network and reveals fundamental tradeoffs on energy, latency and throughput.
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