| 摘要 |
A multi-line accumulator/multiplexer for employment in a voice switching control system in order to provide that system with a plurality of full-duplex non-blocking lines with general purpose summing capacilities for the purpose of conferencing. The multi-line accumulator/multiplexer comprises the following basic elements: a sample data memory, a time slot memory, a summer, two accumulator memories, a digital-to-analog converter, a line map memory, a microprocessor, a slot control, and a alternate frame flip-flop.
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