Pulse or digital communications – Systems using alternating or pulsating current – Plural channels for transmission of a single pulse train
Patent
1997-06-25
2000-02-29
Chin, Stephen
Pulse or digital communications
Systems using alternating or pulsating current
Plural channels for transmission of a single pulse train
375262, 375341, 371 434, H04L 512
Patent
active
060318767
ABSTRACT:
A traceback device of a trellis decoder including a memory for storing survivor path information as much as a decision depth, a multiplexing unit for decoding the survivor path information received from the memorizing unit, and a traceback unit receiving the survivor path information of lower bits decoded by the multiplexing unit and state output of itself, to carry out a state transition and trace back the decoded value of lower bits.
REFERENCES:
patent: 5446746 (1995-08-01), Park
patent: 5841819 (1998-11-01), Hu et al.
patent: 5859861 (1999-01-01), Oh
patent: 5878092 (1999-03-01), Choi
Kim Dae-Hyun
Kim Eung-Ryeol
Lee Won-Jin
Oh Dae-Il
Chin Stephen
Hyundai Electronics Ind Co. Ltd.
Liu Shuwang
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