VLSI Viterbi decoder with branch metric unit
The Viterbi decoder has a back-trace mechanism and is implementable in a VLSI circuit. It contains a branch metric unit to determine path weight values, and addition-comparison-select unit to determine new path weight values, a minimal path metric unit, a temporary store and a back-trace unit.The de...
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Main Authors | , |
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Format | Patent |
Language | English German |
Published |
15.05.1996
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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Summary: | The Viterbi decoder has a back-trace mechanism and is implementable in a VLSI circuit. It contains a branch metric unit to determine path weight values, and addition-comparison-select unit to determine new path weight values, a minimal path metric unit, a temporary store and a back-trace unit.The decoder contains a first data store (1400). Last in first out device, a first tracking logic unit (1402), a second store (1404), a second tracking logic unit (1406) and a third data store (1408). |
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Bibliography: | Application Number: DE19951042131 |