CaltechAUTHORS
Published November 1977 | Version public
Journal Article Open

There is no MacWilliams identity for convolutional codes

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Abstract

An example is provided of two convolutional codes that have the same transmission gain but whose dual codes do not. This shows that no analog of the MacWilliams identity for block codes can exist relating the transmission gains of a convolutional code and its dual.

Additional Information

©\ 1977 IEEE. Reprinted with permission. Manuscript received November 5, 1976; revised March 4, 1977. This paper presents the results of one phase of research carried out at the Jet Propulsion Laboratory, California Institute of Technology, under Contract No. NAS 7-100, sponsored by the National Aeronautics and Space Administration.

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Eprint ID
6523
Resolver ID
CaltechAUTHORS:SHEieeetit77

Related works

Describes
http://ieeexplore.ieee.org/xpls/abs_all.jsp?isnumber=22699&arnumber=1055785&count=30&index=3 (URL)

Funding

NASA/JPL/Caltech
NAS 7-100

Dates

Created
2006-12-12
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Updated
2021-11-08
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