A current mode maximum winner-take-all circuit with low voltage requirement for min-sum analog iterative decoders

Author(s):  
S. Hemati ◽  
A.H. Banihashemi
2013 ◽  
Vol E96.C (9) ◽  
pp. 1205-1207
Author(s):  
Song JIA ◽  
Heqing XU ◽  
Fengfeng WU ◽  
Yuan WANG

Author(s):  
Yasuhiro Sugimoto ◽  
Shunsaku Tokito ◽  
Hisao Kakitani ◽  
Eitaro Seta
Keyword(s):  

2014 ◽  
Vol 889-890 ◽  
pp. 886-889
Author(s):  
Wen Qin Cao ◽  
Hai Yan Zhu ◽  
Guo Ping Tu

This paper presents a new approach for making a four bit priority resolution circuit using current mode winner Take all (WTA) analog computation cells, the winner-takes-all circuit is employed to evaluate the highest input among a set of competing inputs and inhibit the others. This circuit consists of an input stage, a current mode Lazzaros WTA circuit and an output stage consisting of current mirror and load resistor. This circuit is compact, consisting of a total of 28 transistors including the input stage, and a good linearity is observed in response. Simulation of proposed circuit is performed on cadence virtuoso software in 0.18 μm CMOS process technology.


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