Macquarie University, Sydney Macquarie University ResearchOnline

Showing items 121 - 135 of 335.

Add to Quick Collection   All 335 Results

Sort:
 Add All Items to Quick Collection
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/168666
Description: GaAs based heterojunction bipolar transistors are used in microwave oscillators to provide low phase noise operation. Prediction of phase noise requires transistor models to be accurate at low frequen ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/162240
Description: In this paper, a methodology of employing a set of uniform circular arrays to localize the 3D position of a target in sensor networks is presented and the theoretical framework is given. Simulation re ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper abstract
Identifier: http://hdl.handle.net/1959.14/168732
Description: 1 page(s)
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/166417
Description: A Wireless Body Area Network (WBAN) is made up of multiple tiny physiological sensors implanted in/on the human body with each sensor equipped with a wireless transceiver that communicates to a coordi ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/198531
Description: Dynamically changing the position and width of the electromagnetic band gap of a periodic microwave structure is investigated. The one-dimensional structure consists of twenty four unit cells. It has ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/165064
Description: Effect on the electromagnetic bandgap (EBG) of an active, tunable, EBG structure, due to the insertion loss and other scattering parameters of active switching devices, is investigated. Active FET swi ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper abstract
Identifier: http://hdl.handle.net/1959.14/168686
Description: 1 page(s)
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/151922
Description: The effect of the biasing network (BN), formed by coplanar transmission lines (CPWs) built into the ground plane itself, on the dispersion characteristics of a tunable unit cell (UC) is investigated. ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/165720
Description: An implantable wireless data transmission system, under development, requires the implanted antenna to be located under the skin of a rat. Here we investigate variations in the resonance frequency of ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/156304
Description: In this paper we study the energy efficiency of hybrid high altitude platform (HAP) and terrestrial communication systems in the uplink. The applications of HAPs in the recent years have gained signif ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: book chapter
Identifier: http://hdl.handle.net/1959.14/162358
Description: 24 page(s)
Full Text: Full Text
Date: 2011
Language: eng
Resource Type: conference paper abstract
Identifier: http://hdl.handle.net/1959.14/168503
Description: 1 page(s)
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/146318
Description: This paper introduces a reduced complexity approach to cyclostationarity detection of primary user signals in cognitive radio systems. The decision statistic is formulated by exploiting the variations ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/161050
Description: Adequately design Frequency Selective Surfaces (FSSs) allow significant control of the phase of reflection and transmission characteristics over a wide frequency band. This property is used here to de ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/165067
Description: Recently the use of energy-saving glass windows in building design has become very popular. These are used to prevent transmission of infrared radiation into the buildings. Such windows have a thin me ... More
Reviewed: Reviewed