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2B1Q

   Also found in: Acronyms, Wikipedia 0.01 sec.
2B1Q
(2 Binary 1 Quaternary) An encoding method used in ISDN in which each pair of binary digits represents four discrete amplitude and polarity values.
2B1Q - two-binary, one-quaternary


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S modems provide a 10% data rate gain in addition to a 10% to 15% reach advantage, compared to 2B1Q SDSL modems.
Based on 2B1Q technology, the modem offers an Ethernet interface that increases the speed of local area network (LAN) connections to up to 4Mb/s over existing 4-wire copper infrastructures, to distances of up to 3km.
Mindspeed's CX28975 and CX28985 solutions are backward-compatible with the company's large installed base of original ZipWire SDSL modem solutions that operate in 2B1Q mode.
 
 
 
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