APPARATUS FOR MULTIPLYING NUMBERS IN "1 OUT OF 4" CODE Russian patent published in 2013 - IPC G06F7/52 

FIELD: information technology.

SUBSTANCE: apparatus has a tetrad shift register, a second multiplier register, a partial product unit, a product carry unit, a first carry adder unit, an adder unit, a sum carry flip flop unit, a second carry adder unit, a result register in "1 out of 4" code, a result carry unit, a control unit, n-bit quaternary inputs in "1 out of 4" code of the first and second multipliers, where n is the number of quaternary bits of multipliers, a shift input and error feature outputs.

EFFECT: faster operation of the device.

7 dwg, 3 tbl