Macquarie University, Sydney Macquarie University ResearchOnline

Showing items 136 - 150 of 467.

Add to Quick Collection   All 467 Results

Sort:
 Add All Items to Quick Collection
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/168675
Description: This paper presents a very simple, dual-polarized, dual-band, high-directivity electromagnetic bandgap (EBG) resonator antenna. Its EBG superstrate consists of two TMM10 all-dielectric (unprinted) sla ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/167702
Description: Accurately measured low frequency noise and correlation of GaAs based Heterojunction Bipolar Transistors (HBTs) have been reported between 10 Hz and 100 kHz. The system noises were removed from the da ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/168681
Description: In this paper a novel periodic leaky wave antenna is introduced. Active devices inside the antenna give an additional degree of freedom to control the periodicity of the structure and thereby control ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/167696
Description: In this paper, a detector is presented that can be trained to recognise the dominant features in the cyclic spectrum of a signal, and hence distinguish between scenarios when the signal is present or ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/167255
Description: Impedance matching between the power amplifier and antenna is crucial for efficient power transfer in a green transmitter. A single antenna with a software-configurable tuning unit can serve the funct ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/168848
Description: This paper is devoted to EBG horn antennas. This novel type of all-dielectric horn antennas is based on complex hollow defects in woodpile structures and can be used for creating compact arrays and pr ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/167710
Description: This paper is devoted to EBG horn antennas. This novel type of all-dielectric horn antennas is based on complex hollow defects in woodpile structures and can be used for creating compact arrays and pr ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/168671
Description: This paper analyzes the effects of transient from lightning channel to wireless communication system operating in microwave band at 2.4 GHz. Received Signal Strength Indicator (RSSI) measurement metho ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/293452
Description: 8 page(s)
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/167705
Description: The capacity enhancement of a multiple-input-multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) system using pattern reconfigurable antennas is investigated. In the study, pattern ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/161039
Description: A compact high-gain antenna with ultra wide bandwidth is proposed. A simple slot antenna offset fed by a microstrip line is used for excitation of short horn. Initial theoretical investigations are co ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/293431
Description: Consider several source nodes communicating across a wireless network to a destination node with the help of several layers of relay nodes. Recent work by Avestimehr et al. has approximated the capaci ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/170980
Description: The design of a dual-band Electromagnetic Band Gap (EBG) resonator antenna using the defectmode characteristics of a millimetre wave EBG superstrate is presented. The technique of multiple source exci ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/163674
Description: In this paper we investigate a multilayer frequency-selective surface (FSS) and its potential use in ultra wideband (UWB) antennas. A complete design and analysis of the FSS with an example UWB antenn ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/292257
Description: We present the tuning characteristics of a Ho 3+, Pr 3+-doped ZBLAN fibre laser that is diode pumped at 1150 nm.
Reviewed: Reviewed