Technical Memoranda

Scope and Content


  • 1, R.A. Scantlebury and K.A. Bartlett, A Protocol for Use in the NPL Data Communications System, Com Sci TM 4, August 1967;
  • 2, Transmission Control Equipment for Use in the NPL Data Communication System, ComSci TM 7;
  • 3, D.L.A. Barber and A.T. Davies, The Adaptation of NPL Standard Interface Equipment to Meet the British Standard Interface Specification, Com Sci TM 14, November 1968;
  • 4, D.L.A. Barber, R.A. Scantlebury and K.A. Bartlett, The Use of the British Standard Interface with Digital Computers, Com Sci TM 20, January 1969;
  • 5, D.W. Davies, Transparency in a Data Communication Network, Com Sci TM 25, June 1969;
  • 6, Anon., Some Aspects of the Work of the Division of Computer Science, Com Sci TM 28, September 1969;
  • 7, (a) D.L.A. Barber, Experience with the Use of the B.S.Interface in Computer Peripherals and Communication Systems, October 1969; (b) R.A. Scantlebury, A Model for the Local Area of a Data Communication Network Objectives and Hardware Organization, October 1969; (c) P.T. Wilkinson, A Model for the Local Area of a Data Communication Network Software Organization, Com Sci TM 29, October 1969;
  • 8, D.L.A. Barber, Some Observations on Store-and-forward and Circuitswitched Data Networks, Com Sci TM 36, January 1970;
  • 9, A.R. Meetham, Performance of a Simulated Multiplexer for Use in a Data Network, Com Sci TM 38, March 1970;
  • 10, D.L.A. Barber and D.W. Davies, The NPL Data Network, Com Sci TM 47, October 1970;
  • 11, D.L.A. Barber, The Choice of Packet Parameters for Packet Switched Networks, Com Sci TM 51, November 1970;
  • 12, D.L.A. Barber, Easing the Introduction of a Packet Switching Service, Com Sci TM 52, March 1971;
  • 13, D.W. Davies, The Control of Congestion in Packet Switched Networks, Com Sci TM 56, September 1971;
  • 14, R.A. Scantlebury and P.T. Wilkinson, The Design of a Switching System to Allow Remote Access to Computer Services by Other Computers and Terminal Devices, Com Sci TM 57, September 1971;
  • 15, Anon., NPL Data Communication Network: User Operating Instructions, Com Sci TM 58, September 1971;
  • 16, W.L. Price and C.O. Baillie, Simulation of an Isarithmic Data Transit Network, Com Sci TM 59, March 1972;
  • 17, I.G. Dewis, NPL Data Communications Network: Hardware Facilities, Issue 2, Com Sci TM 61, June 1972;
  • 18, W.L. Price, Logical Description of a Program for the Simulation of Computer Networks, Com Sci TM 65 (Reprinted as Report Com Sci 62), June 1972;
  • 19, D.W. Davies, Calculation of the Spectral Density of HDB 3, Com Sci TM 69, August 1972;
  • 20, K.A. Bartlett, Data Transfer Rates Attainable on the NPL Data Communications Network, Com Sci TM 83, February 1974;
  • 22, K.A. Bartlett and L.A. Pink, Error Analysis of a Datel 48k Link Between NPL Teddington and CAD Centre, Cambridge, Com Sci TM 87, November 1974;
  • 23, P.E. Carter, A Line Protocol Unit for the Post Office Experimental Packet Switched Service, Com Sci TM 90, July 1975.