A four-channel digital signal processor in 1.2- mu m CMOS with on-chip D/A and A/D conversion serving four speech channels in a new-generation subscriber line circuit

1991 ◽  
Vol 26 (7) ◽  
pp. 1038-1046 ◽  
Author(s):  
D. Haspeslagh ◽  
J. Sevenhans ◽  
A. Delarbre ◽  
L. Kiss ◽  
E. Moerman
2007 ◽  
Vol 17 (2) ◽  
pp. 470-473 ◽  
Author(s):  
Igor I. Soloviev ◽  
M. Raihan Rafique ◽  
Henrik Engseth ◽  
Anna Kidiyarova-Shevchenko

2004 ◽  
Vol 75 (10) ◽  
pp. 4265-4267
Author(s):  
B. B. Carvalho ◽  
H. Fernandes ◽  
J. Sousa ◽  
C. A. F. Varandas

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