4 results

Adaptive PN code acquisition in multi-path spread spectrum communications using FPGA.

Conference Proceeding
Wei, B., Sharif, M., Binnie, D. & Almaini, A. E. A. (2007)
Adaptive PN code acquisition in multi-path spread spectrum communications using FPGA. In Proceedings of the 13th International Symposium on Signals, Circuits and Systems, 573-576. ISBN 978-1424409686
Performance of two pseudonoise (PN) code detectors was tested. Cell averaging (CA) and order Statistics (OS) constant false alarm rates (CFAR) were analysed against mean acqui...

PN code acquisition with a CA-CFAR adaptive digital matched filter and its realisation using FPGA.

Conference Proceeding
Wie, B., Sharif, M., Almaini, A. E. A. & Binnie, D. (2006)
PN code acquisition with a CA-CFAR adaptive digital matched filter and its realisation using FPGA. In Proceedings of IEEE 13th International Conference on Systems, Signals & Image Processing, IWSSIP’06
In this paper the performance of a Cell Averaging Constant False Alarm Rate (CA-CFAR) Pseudo-Noise (PN) code adaptive detector is analysed for a single path communication chan...

Application of Robust Chattering-Reduction Sliding Mode Control Techniques for Position Control of a Vector-Controlled Induction Machine with Non-Linear Friction Dynamics

Journal Article
Goh, K. B., Dunnigan, M. W., & Williams, B. W. (2005)
Application of Robust Chattering-Reduction Sliding Mode Control Techniques for Position Control of a Vector-Controlled Induction Machine with Non-Linear Friction Dynamics. Proceedings of the Institution of Mechanical Engineers, Part I: Journal of Systems and Control Engineering, 219(8), 577-590. doi:10.1243/095965105x33635
Sliding mode control (SMC) methods possess several advantageous properties such as robustness against parameter variation, disturbance rejection, straightforward design, and a...

Sensorless second-order sliding-mode speed control of a voltage-fed induction-motor drive using nonlinear state feedback

Journal Article
Rashed, M., Goh, K. B., Dunnigan, M. W., MacConnell, P. F. A., Stronach, A. F., & Williams, B. W. (2004)
Sensorless second-order sliding-mode speed control of a voltage-fed induction-motor drive using nonlinear state feedback. IEE proceedings. Electric power applications, 152(5), 1127. doi:10.1049/ip-epa:20050042
A high-performance and robust sensorless speed-control scheme of a voltage-fed induction motor has been developed in which the control of speed and flux is decoupled. A robust...