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1989
A dual-channel voice-band PCM codec using Sigma Delta modulation technique.
[DOI]
Vladimir Friedman
,
Douglas M. Brinthaupt
,
De-Ping Chen
,
Timothy W. Deppa
,
John P. Elward Jr.
,
Evelyn M. Fields
,
Jeffrey W. Scott
,
T. R. Viswanathan
IEEE J. Solid State Circuits, April, 1989
1988
A bit-slice architecture for sigma-delta analog-to-digital converters.
[DOI]
Vladimir Friedman
,
Douglas M. Brinthaupt
,
De-Ping Chen
,
Timothy W. Deppa
,
John P. Elward Jr.
,
Evelyn M. Fields
,
Hanafy Meleis
IEEE J. Sel. Areas Commun., 1988