1. S. Rauhala,  N. Birkett,  J. Wight , “Performance Analysis of a Frequency Offset Correction Method for an OFDM System”  IASTED International Conference on Wireless and Optical Communication Banff,   July, 2002 and   Wireless 2002 Conference, Calgary.  Download 170KB
    
2. Dr. Norm Filiol, Dr. Neil Birkett, Dr. James Cherry et al. "A 22mW Bluetooth RF transceiver with Direct RF Modulation and on-chip filtering"  ISSCC 2000 paper TP13.4.  Download presentation slides  5.12 MB   **NEW
    
3. A. N. Birkett, “Nonlinear Adaptive Filtering with Application to Acoustic Echo Cancellation”, Ph.D. Thesis, Carleton University, 1997.
    
4. A.N. Birkett, R.A. Goubran, "Conjugate Gradient Reuse Algorithm Using a Variable Step-Size Line Search", 1997 I.E.E.E. International Symposium on Circuits and Systems, Hong Kong, June 1997.  Download 56KB
    
5. A.N. Birkett, R.A. Goubran, "Nonlinear adaptive filtering with FIR synapses and adaptive activation functions", Proceedings I.E.E.E. International Conference on Acoustics, Speech and Signal Processing, Munich, April 1997.  Download 100KB
    
6. N. Birkett, R. A. Goubran, "Nonlinear loudspeaker compensation for handsfree acoustic echo cancellation", IEE Electronics Letters, Vol. 32, No. 12, pp. 1063-1064, June 1996.  Download 44KB
    
7. A.N. Birkett, R.A. Goubran, "Fast nonlinear adaptive filtering using a partial conjugate gradient algorithm", Proceedings I.E.E.E. International Conference on Acoustics, Speech and Signal Processing, Atlanta Georgia, Vol 6, pp. 3542-3545, May 1996.  Download 184KB
    
8. A.N. Birkett, R. A. Goubran, "Limitations of Handsfree Acoustic Echo Cancellers due to Nonlinear Loudspeaker Distortion and Enclosure Vibration Effects", in 1995 I.E.E.E. ASSP Workshop on Appl. of Sig. Proc. to Aud. and Acoustics, New Paltz, New York, Oct. 1995.
   Download 59KB
    
9. A.N. Birkett, R.A. Goubran, "Nonlinear echo cancellation using a partial adaptive time delay neural network" Neural Networks for Signal Processing V: Proceedings of the 1995 IEEE Workshop, pp. 249-258, Aug. 1995.  Download 68KB
    
10. A.N. Birkett, R.A. Goubran, "Acoustic Echo Cancellation Using NLMS-Neural Network Structures", Proceedings I.E.E.E. International Conference on Acoustics, Speech and Signal Processing. Detroit, Vol. 5, pp. 3035-3038, 1995.  Download  49KB
     
11. A.N. Birkett, R.A. Goubran, "Acoustic echo cancellation for handsfree telephony using neural networks" Neural Networks for Signal Processing IV: Proceedings of the 1994 IEEE Workshop, pp. 249-258, Aug. 1994.  Download 75KB
     
12. A. N. Birkett, “A SAW Based Transversal Filter for Adaptive Time-Domain Equalization”, M. Eng. Thesis, 1988.
     
13. A.N. Birkett, R.A. Goubran, "Fast conjugate gradient algorithm with normalized step size"  Download 116KB
     
14. A.N. Birkett, "A two stage neural filter and training algorithm for application in handsfree telephone acoustic echo cancellers"  Download 277KB
     
15. A.N. Birkett, R.A. Goubran, "A windowed conjugate gradient algorithm for fast nonlinear adaptive filtering"  Download 202KB
     
16. A.N. Birkett, R.A. Goubran, "Conjugate Gradient Reuse Algorithm with Dynamic Step Size Control"  Download  108KB
     
17. A.N. Birkett, R.A. Goubran, M.E. Knappe, "Performance Limitations of Acoustic Echo Cancellers for Handsfree Telephony"  Download 189KB
     

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