(under the class definition) Subject matter in which the output of a storage element is connected back to its input, i.e., to form a storage loop.
(1) Note. This subclass does not accept shift registers, per se.
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78, for stepwise movement which does not loop the output of a storage element back to its input.
80, for magnetic shift registers which do not have a feedback means.
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370, Multiplex Communications, appropriate subclasses for multiplex switching techniques similar to addressing or the handling of memory information signals.
377, Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems, 122, 124 and 126 for ring counters and subclass 129 for pulse counters where the pulse are continuously circulated in a closed loop.