__1963__

'Frequency Modulation Reception', IEE Students Quarterly Journal, 1963, Vol.33, pp. 141-145 (March).

__1964__

'The Synthesis of Cyclic-code generators', Electronic Engineering, 1964, Vol. 36, pp. 253-259 (April). (Co-author P.E.K. Chow.)

__1965__

Discussion contribution on 'Generation of delayed replicas of maximal- length binary sequences', Proc. IEE, 1965, Vol. 112, pp. 703-704, (April).

'Delayed versions of maximal-length linear binary sequences', Electronics Letters, 1965, Vol. 1, pp. 61-62 (May).

'Further notes on delayed versions of linear binary sequences', Electronics Letters, 1965, Vol. 1., pp. 190-191 (September).

__1966__

'Matrix analysis of networks containing nullators and norators', Electronics Letters, 1966, Vol. 2, pp. 48-49 (February).

'Topological solution of networks containing nullators and norators', Electronics Letters, 1966, Vol. 2, pp. 90-91 (March).

__1967__

'Probability distribution of pseudorandom waveforms obtained from m- sequences', Electronics Letters, 1967, Vol. 3, pp.115-117 (March).

'Nullator-norator equivalent networks for controlled sources' Proc. IEEE, Vol. 55, 1967, pp. 722-723. (May).

'Signal-flow graphs and linear feedback shift registers', IEEE Transactions on Information Theory, 1967, Vol. IT-13, pp. 119-120. (January).

'Digital filtering of binary sequences', Electronics Letters, 1967, Vol. 3, pp. 318-319. (July).

'Large signal characteristics and stability criteria of negative impedance converter circuits', Electronic Engineering, 1967, Vol. 39, pp. 536-541. (September).

'The significance of nullators, norators and nullors in active network theory', The Radio and Electronic Engineer, 1967, Vol. 34, pp. 259-267. (November).

'A relationship between the Fibonacci series and cascaded non-reciprocal two-ports', IEEE Transactions on Circuit Theory, 1967, Vol. CT-14, p. 420, (December).

__1968__

'Thermal stability in Class A transistor amplifiers', Electronic Engineering, 1968, Vol. 40, pp. 127-131. (March).

'The orientation of the N.I.C. in active-RC circuits', IEEE Transactions on Circuit Theory, 1968, Vol. CT-15, pp. 79-80. (March).

'Stability properties of a negative-immittance-converter', IEEE Transactions on Circuit Theory, 1968, Vol. CT-15, pp. 80-81. (March).

'The gyrator as an impedance-transforming two-port', Digest No. 1968/12, I.E.E. Colloquium on Gyrators, Theory and practice, London 1968, pp. 2/1- 2/3.

'Generalisation of nodal-analysis for computer solution of linear active networks', Proceedings of Conference on Computer-Aided Circuit Design, University of Sheffield, March 1968, pp. 41-43.

'Calculations relating to delayed m-sequences', Electronics Letters 1968, Vol. 4, pp. 281-292 (12th July).

'Probability distributions of noiselike waveforms generated by a digital technique', Electronics Letters, 1968, Vol. 4, pp. 421-423 (20th September).

'Variable-Radix counters based on feedback-shift-registers', I.E.E.E. Transactions on Computers, 1968, Vol. C-17 pp. 1000-1001, (October).

__1969__

'A Pseudorandom binary sequence generator, an aid to testing low-frequency wave analysers', Abstract in J. Electroencephalography and Clinical Neurophysiology, 1969, Vol. 27, p332. (Co-authors C.D. Binnie and D.S.L. Lloyd.) (Presented by C.D. Binnie at EEG Society meeting, October 1968.)

'The design of feedback shift-registers and other synchronous counters', The Radio and Electronic Engineer, 1969, Vol. 37, pp. 213-223 (April).

'Digital generation of low-frequency sine waves', IEEE Transactions on Instrumentation and Measurement, 1969, Vol. IM-18, pp. 97-105 (June).

'Digital filter frequency response' and 'Delayed versions of linear sequences', Electronics Letters, 1969, Vol. 5, pp. 210-211 (15th May) (descriptions of two computer-programs held in the LE.E. Program Library).

'Probability density functions of digitally filtered msequences', Electronics Letters, 1969, Vol. 5, pp. 222-224 (15th May).

'Comment on Systematic method of calculating the amplitude spectra of pulse waveform sequences', Electronics Letters, 1969, Vol. 5, pp. 296-297 (26th June).

'Computer analysis of non-linear feedback-shift-registers', Proceedings of Conference on Computerised Electronics, Cornell University, N.Y., August 1969, pp. 315-325.

__1970__

'Probability density functions of summed m-sequences'. Electronics Letters 1970, Vol. 6, pp. 89-90 (19th February).

'Convergence of Adaptive equaliser for data transmission', Electronics Letters 1970, Vol. 6, pp. 858-861, (December). (Co-author S. De.)

__1971__

'Properties of waveforms obtained by non-recursive digital filtering of pseudorandom binary sequences', IEEE Trans. on Computers, 1971 Vol. C-20, pp. 270-281, (March).

'Some Basic ideas about binary discrete signals', presented at Symposium on Theory and applications of Walsh Functions, Hatfield Polytechnic 29-30 June 1971.

'Non-recursive digital filters which recognise pseudonoise sequences', Presented at Summer School on Circuit Theory, Tale, Czechoslovakia, Sept. 1971, in Vol. I, Short Contributions, pp. 241-245.

'Correction of zero-order hold distortion in Digital Filters', IEEE Trans.on Audio and Electroacoustics, 1971, Vol. AU-19, pp. 289-292. (December).

'On the definition and generation of Walsh Functions'. IEEE Trans. on Computers. 1972, Vol. C-2 1, pp. 187-189. (February)

'Synthesis of the optimal receiver structure for binary phasemodulated signals', Electronics Letters 1971, Vol. 7, pp. 739-741. (co-author V.A. Cherdyntsev)

__1972__

'Correlation receiver for pseudorandom binary sequences', Proceedings of Conference on Digital processing of signals in communications. Loughborough University, 11-13 April 1972, pp. 33-40 (co-author M.M. Chawki).

'Synthesis of optimal receiver structure for signals phase modulated simultaneously by two binary processes'. Proc. IEE, 1972, Vol. 119, pp. 1555-1558 (November) (Co-author V.A. Cherdyntsev.)

__1973__

'The origin of functions of two complex variables in distributed and in digital network theory'. Digest No. 1973, IEE Colloquium on'Digital and Distributed Filters', London 1973, pp. 1/1-1/5 (March).

'Transition probability matrix analysis of pseudorandom sequences'. 16th Midwest Symposium on Circuit Theory, Waterloo, Ontario, Canada, April 1973, Vol. I, pp. VIII. L 1 -VIIL L 10.

__1974__

'Bilinear Transformation of Polynomials', IEEE Trans. on Circuits and Systems, 1974, Vol. CAS-21 pp. 792-794. (November).

'The effects of Clock Drift upon the synchronisation of Digital Communications Networks' IEEE Trans. on Communications, 1974, Vol.. COM-22 pp. 1842-1844. (November).

__1975__

'Delta-modulation filters for processing low frequency signals', Digest No. 1975/1, IEE Colloquium on 'Applications of Active, Digital and Passive Filters', London, 1975, pp. 7/1-7/2 (January).

'Discrete-time Synchronisation of Digital Data Networks', IEEE Transactions on Circuits and Systems, 1975, Vol. CAS-22 pp. 610-618. (July)

'Discrete-time synchronisation of communications networks having variable delays' IEEE Trans. on Communications, 1975, Vol. COM-23, pp.782-785. (July).

'Dynamic behaviour of networks of synchronised clock-pulse generators' in Proceedings of 3rd International Symposium on Network Theory, Split, Yugoslavia, 1-5 September 1975, pp. 467-475.

__1976__

'Linear binary two-dimensional discrete-space systems' Proceedings of the IEEE International Symposium on Circuits and Systems, Munich, 27-29 April 1976, pp. 378-381. (Co-author Y.K. Moy)

'Pseudorandom arrays generated by two-dimensional digital filtering' IEEE Transactions on Audio, Speech and Signal Processing, 1976, pp. 333-334. (August) (Co-author Y.K. Moy).

'F8 & F100L Microprocessors at The City University' presented at Microprocessor Workshop. University of Liverpool, 5-6 September 1977. Published in Microswop, 1978 Vol. 2, pp. 33-39.

__1977__

'Interfacing a hardware multiplier to a general-purpose microprocessor'. Microprocessors, 1977, Vol. 1, pp. 425-432 (co-author Y.T. Fung).

__1978__

'Synchronisation of a spread-spectrum receiver by a microprocessor control system' , IERE Conference on Microprocessors in Automation and Communications, University of Kent, Sept. 1978. Republished in modified form in The Radio and Electronic Engineer, Vol. 49, 1979, pp. 306-3 10. (Co- authors M.A.S. Al-Najar and L.A.A. Al-Rawas)

'Error-signal generation for pseudo-noise tracking-loops' IEE Electronic Circuits and Systems Journal, 1978, pp. 189-192. (co-author L. Al-Rawas) (November).

__1979__

'A basis for laboratory work with Bit-slice microprogrammable microprocessors' Int. Journal of Electrical Engineering Education, 1979, Vol. 16, 1979, pp. 166-175. Also published in "The Challenge of Microprocessors" (ed. M.G. Hartley and A. Buckley), Manchester University Press, 1979, pp. 96-105. (co-author D. Ibrahim)

'An interactive controller for the AMD2900 learning kit' IEE Colloquium on 11 January 1979 (co-author D. Ibrahim).

'Trade-offs in fixed-point multiplication algorithms for microprocessors' IEE Computers and Digital Techniques Journal, 1979, Vol.2, pp. 105-112. (June).

'The digital-filtering capabilities of 8-bit microprocessors', presented at Symposium on Microcomputer & Minicomputer Applications, Budapest, Hungary, October 1979. Proceedings, pp. 975-987.

__1980__

'Linear Systems which generate two-dimensional pseudorandom arrays", presented at IEEE Symposium on Circuits and Systems, Houston, Texas, 28-30 April 1980, in Proceedings, Volume 1, pp. 150-153.

'The analogy between electrical networks and flowcharts' IEEE Transactions on Software Engineering, vol. SE-6, 1980, pp. 391-394.

'Design Features of a user-microprogrammable microcomputer', presented at IEE Colloquium on 'Development of bit-slice systems', London, 1980, Digest No. 1980/50, pp. 4/0-4/5, (co-author D. Ibrahim).

__1981__

'The use of microprogrammable processors in industrial instrumentation', SIRA Institute Limited. Report on project 6/5068/34, May 1981. (Co-Authors D. Ibrahim, W.H. Simmonds.)

__1982__

'Does the language matter', IEE Colloquium on Programming Languages for Microprocessors, October 1982, pp 1/1 1/4.

'Microprocessor Education', Editorial in Int. J. of Electrical Engineering Education, 1982, Vol. 19, pp. 291-292. (October).

__1983__

'Software tools using high-definition graphics and colour' Invited Key-note address presented at 3rd Symposium on Applications of Microprocessors & Microcomputers, Budapest, Hungary, October 1983, Proceedings pp. 32-43.

__1984__

'Programming language features which support software engineering design methods', Chapter 5 of 'Software Engineering for Microprocessor Systems', (Editor P.G. Depledge), Peter Peregrinus, 1984 (text of lecture presented at IEE Vacation Schools at Canterbury, Sept. 1983 and Cambridge, Sept. 1984).. Revised version entitled 'High Level Language Features' in 'Current Trends in Software Engineering', IEE Scottish Section Symposium, Strathclyde University, March 1984.

'An electrical network analogue for determining the optimal flows in multi- terminal communications networks'. Proc. IEE, August 1984, Part G, pp. 171- 175. (August). (Co-author B.V. Odintsov)

'Network methods for computer program analysis', presented at IEEE Int. Symposium on Circuits and Systems, Montreal, Canada, May 1984. Proceedings, Vol. 2, pp. 871-874.

'The City University Microprocessor Laboratories' Software and Microsystems, 1984, Vol. 3, pp. 24-26. (February).

'Digital Filters' presented at IEE Seminar on Advanced Signal Processing in Radar, Sonar and Communications, Sept. 1984, also Chapter 17 in "Advanced Signal Processing", Edited by D.J. Creasey and published by Peter Peregrinus 1985, pp 141-152

__1986__

'Graphbug - A microprocessor software debugging tool', Microprocessors
and Microsystems, 1986, Vol. 10, pp 195-201 (May) (co-author A.S. Goussous)

__1987__

'Features of High-level Languages for Microprocessors', Microprocessors
and Microsystems, 1987, Vol.11, pp.77-87 (March)

'Electrical Network Theory Applications to Optimal Routing Problems', Proc. IEEE Int. Symposium on Circuits and Systems, Philadelphia, May 1987, pp. 23-26 (co-author L.M.Jin)

'About the Complexity of Software' Alvey Club Newsletter on 'Software Reliability and Metrics', Issue 5, March 1987, pp.7-15

'Complexity, invariance and bad programming practice' Alvey Club Newsletter on 'Software Reliability and Metrics', Issue 6, June 1987, pp.42-45

__1988__

'Introduction to Formal Methods of Software Design' Microprocessors
and Microsystems, 1988, Vol.12, pp.547-553

__1989__

'Chaotic Signals generated by overflow non-linearities in Digital Filters',
IEE Sarage Colloquium Digest, 9th June 1989, pp8/1-8/6 (co-authour R. Sriranjan)

'Analysis of Metastable Dynamics of Bistable Flip-flops', Proc. 6th Int. Symp. on Networks, Systems and Signal Processing, Zagreb, Yogoslavia, June 1989, pp379-382

__1990__

Four chapters in 'Software Engineering for Electronic System Designers'
Editors D.G. Jenkins and R.C. Welland), IEE/Peter Peregrinus 1990.

'High-level programming languages', Section in Digital Systems Reference Book, (B. Holdsworth, G. Martin, editors), Butterworth-Heinmann, 1990.

__1991__

'Low Order FIR filters for Audio Equalisation' 91st AES Convention,
New York (1991) (co-authors M. Walters, M.B. Sandler)

__1992__

'Geometric Analysis of Digital Filter Overflow Oscillations' Proc.
IEEE ISCAS, San Diego, May 1992, pp256-259.

'Frequency dividers based on Non-linear Oscillations' Proc. Polish-Czech-Hungarian Workshop on Circuits Theory and Applications, Kiry, Poland, September 1992 pp 3-7.

__1993__

'VHDL implementations of Integer Noise Shapers with floating-point
Accuracy' 94th A.E.S. Convention, Berlin, March 1993 (co-authors . R. Hiorns,
I.G. Clark).

'Simulation of Workspace with multiple robots using the data interaction architecture demonstrator' Proc. IEE International Workshop on 'Systems Engineering for Real-time applications' Cirencester, September 1993, pp25-30 (co-authors F.Xia, S.A.Velastin)

'Relating pseudorandom signal generators to chaos in non-linear dynamic systems' Proceedings of ECCTD'93, Davos, Switzerland, Elsevier Science Publishers, 1993, pp 1287-1292.

'Analysis of Crowd Movements and densities in built-up environments using image processing' IEE Colloquium on 'Image Processing in Transport Applications, 9th December 1993 (co-authors J.H. Yin, S.A. Velastin, M.A. Valencio-Silva*, R.E. Allsop*, A.Penn*) {* = University College London}

__1994__

'Automated Measurement of Crowd Density and Motion using Image Processing'
7th IEE Int. Conf. on Road Traffic Monitoring and Control, 26-28th April
1994, London (co-authors J.H. Yin, S.A. Velastin, M.A. Valencio-Silva*,
R.E. Allsop*, A.Penn*) {* = University College London}

'Image processing techniques for on-line analysis of crowds in public transport areas' IFAC symposium on Transportation Systems, 24-26th August 1994, Tianjin, China (co-authors J.H. Yin, S.A. Velastin, M.A. Valencio-Silva*, R.E. Allsop*, A.Penn*) {* = University College London}

'A parallel simulation of multiple mobile robots using the DORIS design method' Proc. IEEE International Conference on Robotics and Automation, San Diego, 8-13th May 1994, pp2482-2487 (co-authors F.Zia and S.A. Velastin).

"Chaotic signals generated by digital-filter overflow" in Proc. Int. Symp. on Circuits and Systems (ISCAS'94), 30th May-2nd June 1994, London, England, Vol 6, pp 17-20 (co-authors K.Kutzer* and W.Schwarz*) {* = Technische Universitaet Dresden}

Edited book 'Nonlinear Dynamics of Electronic Systems' (co-editor W. Schwarz*), World Scientific, 1994. (comprises extended versions of papers presented at NDES'93 in Dresden). {* = Technische Universitaet Dresden}

'Digital Counters and Pseudorandom number generators from a perspective of dynamics', in 'Nonlinear Dynamics of Electronic Systems' (eds. A.C. Davies and W. Schwarz*, World Scientific, 1994. pp373-382. {* = Technische Universitaet Dresden}

'Digital-filter overflow - explaining the fractal' Proc. 2nd. Int. Workshop on Nonlinear Dynamics of Electronic Systems (NDES'94), Krakow, Poland, 29th-30th July 1994, pp 73-78.

'Noise-generators with adjustable spectra based on Discrete-time maps' Proc. 2nd. Int. Workshop on Nonlinear Dynamics of Electronic Systems (NDES'94), Krakow, Poland, 29th-30th July 1994, pp85-90 (co- authors T. Kilias* and W. Schwarz*) {* = Technische Universitaet Dresden}

'Generating pseudochaotic number sequences' Proc. 2nd. Int. Workshop on Nonlinear Dynamics of Electronic Systems (NDES'94), Krakow, Poland, 29th-30th July 1994, pp197-202 (co-author M.Jessa*) {* = Technical University Poznan}

'Measurement of Crowd Density using Image Processing' Signal Processing VII, Proceedings of EUSIPCO-94, Edinburgh Scotland, 13-16th September 1994, pp1397-1400 (co-authors J.H. Yin and S.A.Velastin).

'Design Principles and performance results for flooding routing mesh topology spread spectrum LANS' Computer Communications, November 1994, pp762-770 (co-authors, T. Mastichiadis*, E. Economou*) {* = University of Athens}

__1995__

Invited paper: 'An evaluation of the data interaction architecture
demonstrator by means of a multiple robot workspace simulation' Microprocessors
and Microsystems, February 1995, pp23-33 (co-authors F.Zia and S.A. Velastin).

Invited review paper: 'Crowd Monitoring using Image Processing', IEE Electronics and Communication Engineering Journal, February 1995, pp37-47 (co-authors J.H. Yin and S.A. Velastin).

'Computer-based Image Processing for the Monitoring of Crowds' Civil Protection (UK Home Office), 34, Spring 1995, pp4-6 (co-authors J.H. Yin and S.A. Velastin).

'Overflow limit cycles from digital filters with complex eigenvalues within the unit circle', Proc. 3rd Int. Wksp. on Non-linear Dynamics of Electronic Systems (NDES'95), Dublin, Ireland, 28th-29th July 1995, pp 45-48, (co-author G.P. Petkov)

'Quality Assessment of Research - Electrical Engineering' Report of Research Review of Electrical Engineering in Dutch Universities, VSNU, Utrecht, 1995 (77 pages), ISBN 90-5588-012-4 (co-authors: the other members of the Review Committee)

Invited paper: 'Non-linear Oscillations and Chaos from Digital filter overflow' Phil. Trans. Royal Society, Series A, vol 353, no 1701, 16th October 1995, pp85-99

'Crowd Motion Detection using Inverse Rapid Transform' Proc. 2nd Int. Wksp on Image and Signal Processing, Budapest, November 1995, pp73-75 (co-authors J. Turán* and S.A. Velastin). {* = Technicka Univerzita Kosice}

'A Calibration Approach for estimating Crowd Density using Image Processing', Proc. 2nd Int. Wksp on Image and Signal Processing, Budapest, November 1995, pp87-92 (co-authors J. H. Yin and S.A. Velastin).

Invited paper: 'Image Processing Techniques for Crowd Density Estimation using a Reference Image', Proc. 2nd Asia-Pacific Conference on Computer Vision, Singapore, December 1995, Vol 3, pp6-10 (co-authors J.H. Yin and S.A. Velastin).

__1996__

'Incident Detection in Pedestrian traffic using Image Processing',
Proc. 8th IEE Int. Conf. on Road Traffic Monitoring and Control, 23-25
April 1996, London, pp115-119 (co-authors J.H. Yin and S.A. Velastin).

'Periodic Non-linear Oscillations from Bandpass modulators' Proc. IEEE ISCAS'96, Atlanta, GA, USA: 13th-15th May 1996, Vol II, pp 469-472.

'Computing Basins of Attraction of Limit-cycles in Non-linear Discrete-time systems' Proc. IEEE ISCAS'96, Atlanta, GA, USA: 13th-15th May 1996, Vol III, pp162-165. (co-author, G.P. Petkov)

'Evaluation of Chaotic signals from finite-wordlength non-linear discrete-time systems for communications' Proc. NDES'96, Sevilla, Spain, 27th-28th June 1996, pp111-116. (co-author, G.P. Petkov)

'A Review of Nonlinear Behaviour of Sigma Delta Bandpass Modulators' Proc. 19th Czech-Hungarian-Polish Workshop on Circuit Theory and Applications, Prague, 4 th -7th September 1996, pp 48-52, (co-author G. P Petkov)

__1997__

'Bounds on Zero-input Oscillations in a Bandpass Modulator'** -2**
Jan 1997 in Electronics Letters pp 28-29 (co-author G. P Petkov)

'Complex waveforms from a third-order SD modulator structure' Proc. 5th Int. Wksp. on Non-linear Dynamics of Electronic Systems (NDES97), Moscow, 26th-27th June 1997, pp 34-39.

'Petri-net based investigation of synchronisation-free interprocess communication in shared-memory real-time systems' Proc. 2nd UK Asynchronous Forum, Newcastle upon Tyne, 1st-2nd July 1997, (co-authors F. Xia, I.G. Clark),

'Constraints on Constant-input oscillations of a bandpass sigma-delta modulator structure' Int. J. of Circuit Theory and Applications, Vol 25, 1997, pp 393-405 (co-author G.P. Petkov),

'Admissibility of periodic overflow sequences from digital filters' Proc. European Conference on Circuit Theory and Design (ECCTD97), Budapest, 31st Aug-3rd Sept. 1997, pp 1130-1135 (co-author G.P. Petkov)

'Asynchronous communications between locally-synchronous subsystems' Proc. Polish-Czech-Hungarian Workshop of Circuit Theory and Applications, Budapest, 4-5th Sept. 1997, pp75-80.

__1998__

"Petri net models of latch metastability", Electronics Letters, Vol 34, No.7 pp 635-636, 2nd April 1999 (co-authors, Ian Clark, Fei Xia*, Alex V. Yakovlev* [*University of Newcastle]

"Amplitude Bounds on Oscillations from a Sigma-Delta Modulator Structure" Proc. ISCAS'98, Monterey CA, 31st May - 3rd June 1998, MAA-14-1, 1-4

"Short-Period Oscillations from a Sigma-Delta Modulator" Proc. ISCAS'98, Monterey CA, 31st May - 3rd June 1998, TPA-7-2, 1-4

"A Review of Bit-stream Signal Processing - achieving Linear signal conversion and processing with Non-linear Components" in Proc. of 6th International Specialist Workshop on Nonlinear Dynamics of Electronic Systems (NDES'98) Budapest, Hungary (16-19th July 1998) - pp11-20

"Petri Net Models of Metastable Operations in Latch Circuits", (co-authors
F. Xia*, I.G. Clark, A.V. Yakovlev*), University of Newcastle upon
Tyne Computing Science Technical Report Series, No 627, June 1998,
(11 pages)

[ * University of Newcastle ]

__1999__

"Metastability in Latches, Arbiters and Data-Convertors" invited review
paper, Proc. SCS'99,

Iasi, Romania, 6th-7th July 1999, pp1-4

"Multi-flops - a view of the dynamic behaviour" Proc. NDES'99, Rønne,
Denmark,

15-17th July 1999, pp 133-136

"High-frequency Chaotic Oscillations in a Transformer-coupled Oscillator" Proc. NDES'99, Rønne, Denmark, 15-17th July 1999, pp213-216 (co-authors Jianxin Zhang, Xiadong Chen)

__2000__

A. C. Davies. "Dynamic properties of a multiway arbiter", ISCAS 2000, IEEE International Symposium on Circuits and Systems, pp III 221-224, May 2000, Geneva, Switzerland.

I.G. Clark, A.C. Davies. "A comparison of some wait-free communications mechanisms", Proc. AINT'2000 (Asynchronous Interfaces: Tools, Techniques and Implementations), 19 & 20th July 2000, TU Delft, The Netherlands

__2001__

A.C. Davies. "Reasons, Protocols and Mechanisms for Communicating Asynchronously between Digital Processes", SCS 2001 (Int. Symp. On Signals, Circuits and Systems), Iasi, Romania, 10-12 July, 2001. Invited plenary lecture. pp1-8.

"Non-linear dynamical behaviour in a transformer-coupled oscillator", Proc. Int. Wksp. on Nonlinear Dynamics of Electronic Systems (NDES'2001), Delft, Netherlands, 21-23 June 2001, pp53-56 (co-authors J. Zhang, X. Chen - Queen Mary College, London).

"Asynchronous Communications without Waiting: from the concept to the Hardware", to be presented at Applied Electronics 2001 conference, Plzen, Czech Republic, 5-6 September 2001 (co-author I.G. Clark).

__2002__

"An overview of Bluetooth Wireless Technology^{TM} and some competing LAN Standards", Invited Plenary Lecture, Proc. of 1st IEEE International Conference on Circuits and Systems for Communications, St Petersberg, Russia, 26-28 June 2002. pp 206-211. [pdf *(106KB)*]. 27th June 10-11.00am.

__2003__

A.C. Davies. "Bluetooth, Zigbee and other low-cost WLAN standards", invited tutorial, EUNICE Summer School, Balatonfured, Hungary, September 2003.

__2004__

"Loop gain and its association with the nonlinear behaviour and chaos in a transformer-coupled oscillator", International Journal of Bifurcation and Chaos, vol. 14, no. 7, 2004 , pp.2503-2512 (co-authors J. Zhang, X. Chen - Queen Mary College, London).

"Communications Protocols and Mechanisms for Distributed Digital Systems", invited paper, Proceedings of Budapest Tech International Jubilee Conference, Budapest, Hungary, 4th September 2004, pp343-350.

__2005__

The Introduction of Frequency Modulation for Sound Broadcasting in Britain, in Proceedings of Conference '110 Anniversary of Radio Invention', 18th-21nd May 2005, St. Petersburg, Russia, Volume I, pp 52-57. [Paper - pdf *(618KB)*]. [Handouts - pdf *(2MB)*].

"A Progress Review of Intelligent CCTV Surveillance Systems", IEEE IDAACS'2005 (IEEE Workshop on Intelligent Data Acquisition and Advanced Computing Systems), Sofia, Bulgaria, 5-7 September 2005, pp417-423 (co-author S.A. Velastin). [Paper - pdf *(368KB)*]. [Handouts - pdf *(1.1MB)*].

"An overview of Wireless LAN standards", Newcastle University ASL Seminar, 30th November 2005. [Slides - pdf *(16MB)*].

"Progress in computational intelligence to support CCTV surveillance systems". International Scientific Journal of Computing, vol.4, issue 3, 2005, p.76-84, (co author S.A. Velastin).

__2008__

"WW2 British Army Battlefield Wireless Communications Equipment", HISTELCON, Paris, September 2008, pp 83-90, IEEE Cat. CFP08HIE-CDR, ISBN 978-1-4244-2531-0, Library of Congress 2008903942. [Paper - pdf *(4MB)*].

__2009__

"British Army Battlefield Radios of the 1940s" Applied Electronics 2009, Plzen, Czech Republic, 9-10 September 2009, pp11-16 (Invited lecture).

__2011__

"Wavemeters: how frequency was measured in World War 2 time", Digest of HISTEST 2011, Bournemouth, England, 17-18 Sept 2011, p35-46.

__2012__

"Wavemeters for Frequency Measurement by the British Army in World War Two" AWA (Antique Wireless Association) Review 2012, Vol 25, pp79-101.

"The Rise and Fall of the Military Wavemeter: British Military Wavemeters of the 20th Century", presented at HISTELCON 2012, Pavia, Italy, 5-7 September 2012.

"... Go East, Region 8, Go East ..." presented at HISTELCON 2012, Pavia, Italy, 5-7 September 2012

__2013__

IEEE Region 8 in a Persian Market, IEEE Technology and Society Magazine, Volume 32, Number 2, Summer 2013, pages 66-73.

"The Impact of the Microprocessor" in Making the History of Computing Relevant, Eds. A. Tatnall, T. Blyth, R. Johnson, ISBN 978-3-642-41649-1, 2013 Springer, pp 149-160. (C) IFIP International Federation of Information Processing.

__2014__

"The Right Tunes? Wavemeters for British army and air force uses in World War I time", presented at 'Making Telecommunications in the First World War, Oxford University, 24 Jan 2014.

"Transmitter and receiver tuning: wavemeters for British Army and Air Force uses at the time of WW1", Signal (journal of the Vintage and Military Amateur Radio Society), Issue 32, August 2014. pp 9-16

__2015__

"Stereo Sound Recording and Reproduction - Remembering the History", IEEE Signal Processing Magazine, Sept 2015, Vol 32, no 5, pp 14-16

"Our Technical History: things to see while travelling", IEEE History Newsletter, November 2015, pp 8-9

"A Southern Hemisphere comparison with Cragside" an extended version of short presentation at IET History of Technology Weekend Conference at the Discovery Museum, Newcastle-upon-Tyne, 6th June 2015.

"A note about the V1 and V2", unpublished report on the World War Two weapons, prepared for King's College London.

__2016__

"Remembering and Understanding our Engineering History: What to see whilst Travelling", to be published in IET History Newsletter in early 2016

"Decision points in Career and Life: Being a volunteer". IEEE Engineering Management Review, Vol 44, No 1, March 2016, pages 24-29

"A Short History of Circuits and Systems" (River Publishers Series in Circuits and Systems), Co-Editor with Franco Maloberti, May 21, 2016, 344 pages, ISBN-10: 8793379714, ISBN-13: 978-8793379718

"Relic Hunting: Tv Towers in Region 8" in IEEE History Center Newsletter, November 2016, pages 6-8.

__2019__

"The evolution of digital signal processors" (co-author D. Ibrahim), Proceedings of HISTELCON 2019, Glasgow, Scotland, October 2019, pages 25-29.

__2020__

"The V3 'supergun' of World War Two" Proceedings of 2020 Int. Conf. on Applied Electronics, Pilsen, 8-9 Sept 2020, pages 1 to 6.

__2021__

"A description of a failed attempt in 2006 to amend the IEEE constitution"

"A Perspective on Nullators, Norators and Nullors". Invited short contribution for IEEE Circuits and Systems Magazine *awaiting final review*.

__2022__

"Transactions or Magazine or Newsletter - some reflections". IEEE CAS Newsletter, Volume 16, Issue 1, February 2022.