How do we produce +1 and -1 voltages?
you can use analog comparator with VDD=+1 and VSS=-1 then reference voltage of vref=0.5
when your input is 0 and less than 0.5 comparator output will become -1 and when it is 1 which is higher than 0.5, output will be +1.
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How do we produce +1 and -1 voltages?
you can use analog comparator with VDD=+1 and VSS=-1 then reference voltage of vref=0.5
when your input is 0 and less than 0.5 comparator output will become -1 and when it is 1 which is higher than 0.5, output will be +1.