NTT D60 and D70 Digital Switching Systems
(last updated: 16-May-2015 09:31)
Periodical Articles and Conference Papers
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"D60 Digital Transit Switching System", JTR 24:1 Jan 1982 pgs 20-28.
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"D70 Digital Switching System", JTR 24:2 Apr 1982 pgs 104-115.
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"Specification Oriented Switching Program Structure", ICC'83 paper
A4.7.
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"Function Enhancement of Digital Local Exchange to Accomodate Digital
Terminals", ICC'83 paper E6.2.
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"D60 Digital Transit Switching System Operating Experience", JTR 25:3
Jul 1983 pgs 170-175.
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"Evolutionary Plans for the D70 Digital Switching System", GTC'83
paper 10.7 (17.2?).
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"System Architecture of Digital Switching System D70(D) for INS: An
Overview", ISS'84 paper 31A.1.
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"Hardware Design of Digital Switching System D70(D)", ISS'84 paper
31A.2.
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"Software Design of Digital Switching System D70(D) - Enhanced Service
Software for INS", ISS'84 paper 31A.3.
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"Maintenance and Test for the Digital Switching System D70(D) and
Subscriber Lines", ISS'84 paper 31A.4.
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"Operating Experience with Digital Telephone Switching Systems",
ISS'84 paper 42A.3.
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"Enhanced Digital Local Switching System Toward INS Completion", JTR
26:3 Jul 1984 pgs 143-149.
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"D60 and D70 Digital Switching System Evolution", JTR 26:4 Oct 1984
pgs 227-235.
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"Advanced D70 Digital Switching System for the INS", JTR 28:1 Jan 1986
pgs 23-29.
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"NTT Digital Switching Systems toward ISDN", JTR 29:4 Oct 1987 pgs
10-17.