30 results

State assignment for sequential circuits using multi-objective genetic algorithm

Journal Article
Al-Jassani, B. A., Urquhart, N. B., & Almaini, A. E. A. (2011)
State assignment for sequential circuits using multi-objective genetic algorithm. IET Computers and Digital Techniques, 5, 296-305. https://doi.org/10.1049/iet-cdt.2010.0045
In this study, a new approach using a multi-objective genetic algorithm (MOGA) is proposed to determine the optimal state assignment with less area and power dissipations for ...

CFAR Adaptive PN Code acquisition for DSSS Systems

Journal Article
Wei, B., Sharif, M., Binnie, D., & Almaini, A. E. A. (2008)
CFAR Adaptive PN Code acquisition for DSSS Systems. The Mediterranean journal of electronics and communications, 4, 37-45
Constant false alarm rate (CFAR) techniques can be used in Pseudo-Noise (PN) code acquisition in Spread Spectrum (SS) communication systems, and all the CFAR techniques perfor...

Exact minimization of large fixed polarity dual form of reed-muller functions

Journal Article
Yang, M., Xu, H., Wang, L. Y., Tong, J. R., & Almaini, A. E. A. (2007)
Exact minimization of large fixed polarity dual form of reed-muller functions. Solid-State and Integrated Circuit Technology, 1931-1933. https://doi.org/10.1109/ICSICT.2006.306532
Dual form of Reed-Muller (DFRM) expansions are implemented in OX/XNOR logic, which are based on the features of coincidence operation and are known as fixed polarity Canonical...

An efficient transformation method for DFRM expansions.

Conference Proceeding
Xu, H., Yang, M., Wang, L. Y., Tong, J. R., & Almaini, A. E. A. (2007)
An efficient transformation method for DFRM expansions. In 7th International Conference on ASIC, 2007. ASICON '07, 1158-1161. https://doi.org/10.1109/ICASIC.2007.4415839
Dual Form of Reed-Muller (DFRM) expansions with fixed poarity are derived from Reed-Muller (RM) expansions by using the operation of Kronecker matrix products. An efficient de...

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...

Decision diagrams using 2 variable nodes.

Journal Article
Oh, P. & Almaini, A. E. A. (2007)
Decision diagrams using 2 variable nodes. WSEAS Transactions on Circuits and Systems. 6, 372-379. ISSN 11092734
This paper outlines two variations of Decision Digrams, the 2VBDD and 2VRMBDD. It outlines the background for BDD and RMBDD expanded with respect to one variable and the new 2...

Optimal expression for fixed polarity dual Reed-Muller forms.

Journal Article
Faraj, K. & Almaini, A. E. A. (2007)
Optimal expression for fixed polarity dual Reed-Muller forms. WSEAS Transactions on Circuits and Systems. 6, 364-371. ISSN 11092734
An algorithm for converting between products of sum (POS) and fixed polarity dual Reed-Muller (FPDRM) is proposed in this paper. This algorithm is used to compute the coeffici...

Minimization of dual Reed-Muller forms using dual property.

Journal Article
Faraj, K., & Almaini, A. E. A. (2007)
Minimization of dual Reed-Muller forms using dual property. WSEAS Transactions on Circuits and Systems, 6, 9-15
We present two algorithms in this paper: the first is used to convert between Product of Sums (POS) and Positive Polarity Dual Reed-Muller (PPDRM) forms; while the second algo...

Fast conversion for large Canonical OR-coincidence functions.

Journal Article
Yang, M., Wang, L. Y. & Almaini, A. E. A. (2006)
Fast conversion for large Canonical OR-coincidence functions. Circuits and Systems. , 1643-1646. doi:10.1109/APCCAS.2006.342080. ISSN 2153-1285
Fixed Polarity Canonical OR-coincidence (COC) expansions based on inclusive-OR and OR operations are dual forms of fixed polarity Reed-Muller expansions. Traditionally, they a...

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...