4 - variable Karnaugh map (K-map)

K-map for 4 variables x,y,z,w is discussed below with truth table and k-map plot. Also discussed are some examples. Truth-table next

4 var KMAP example

LTE - 4G Wireless Technology

Digital fundamentals.

Interview Questions.

Next, lets discuss 4 variable K– map for the truth -table above. Note: The columns and rows which are interchanged (not is sequence) are correct and part of kmap plots.

4 var KMAP example

Four variable K-Map minimization examples. 
1. F(x,y,w, z) = (0,1,2,3,4,6,11,14)
2. F(x,y,w, z) = (0,2,4,6,12,14)
3. F(x,y,w, z) = (0,2,5,7,8,11,13,15)

Tutorials @fullchipdesign.com

Verilog Tutorial.

LTE Tutorial.

Memory Tutorial.

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