NTT D60 and D70 Digital Switching Systems

(last updated: 16-May-2015 09:31)

Periodical Articles and Conference Papers

  1. "D60 Digital Transit Switching System", JTR 24:1 Jan 1982 pgs 20-28.
  2. "D70 Digital Switching System", JTR 24:2 Apr 1982 pgs 104-115.
  3. "Specification Oriented Switching Program Structure", ICC'83 paper A4.7.
  4. "Function Enhancement of Digital Local Exchange to Accomodate Digital Terminals", ICC'83 paper E6.2.
  5. "D60 Digital Transit Switching System Operating Experience", JTR 25:3 Jul 1983 pgs 170-175.
  6. "Evolutionary Plans for the D70 Digital Switching System", GTC'83 paper 10.7 (17.2?).
  7. "System Architecture of Digital Switching System D70(D) for INS: An Overview", ISS'84 paper 31A.1.
  8. "Hardware Design of Digital Switching System D70(D)", ISS'84 paper 31A.2.
  9. "Software Design of Digital Switching System D70(D) - Enhanced Service Software for INS", ISS'84 paper 31A.3.
  10. "Maintenance and Test for the Digital Switching System D70(D) and Subscriber Lines", ISS'84 paper 31A.4.
  11. "Operating Experience with Digital Telephone Switching Systems", ISS'84 paper 42A.3.
  12. "Enhanced Digital Local Switching System Toward INS Completion", JTR 26:3 Jul 1984 pgs 143-149.
  13. "D60 and D70 Digital Switching System Evolution", JTR 26:4 Oct 1984 pgs 227-235.
  14. "Advanced D70 Digital Switching System for the INS", JTR 28:1 Jan 1986 pgs 23-29.
  15. "NTT Digital Switching Systems toward ISDN", JTR 29:4 Oct 1987 pgs 10-17.