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YD 335-1988 (YD335-1988)

Chinese standards (related to): 'YD 335-1988'
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YD 335-1988English639 Add to Cart 3 days Digital Line Signalling for Intertoll Exchange YD 335-1988 Obsolete YD 335-1988

Standard ID YD 335-1988 (YD335-1988)
Description (Translated English) Digital Line Signalling for Intertoll Exchange
Sector / Industry Telecommunication Industry Standard
Classification of Chinese Standard M38
Word Count Estimation 16,191
Date of Issue 1988/1/13
Date of Implementation 1988/1/13
Drafting Organization Institute of Ministry of Posts and Telecommunications Transmission
Summary This standard specifies the technical requirements of long-distance telephone exchange between digital line coding, interface relay and signal equipment. This standard applies to signals with long-distance telephone exchange between transmission system when using the PCM. Also applies to digital signal conversion between the switch and the analog transmission systems.