Hamming weight calculation method based on operation apparatus

A controller, wherein the controller is in signal connection with a first calculator, the first calculator comprises a first memory and a first transistor, a drain of the first transistor is connected to a negative electrode of the first memory, and a source of the first transistor is grounded;

• and
• the controller is configured to set an initial resistance state of the first memory to a low resistance state;
• determine a first gate voltage of the first transistor based on first bit data in a first binary sequence taken as input, and control an on-off state of the first transistor based on the first gate voltage, wherein when the first bit data is 0, the first transistor is in an on state, and when the first bit data is 1, the first transistor is in an off state;
• and
• control a target resistance state of the first memory based on the on-off state of the first transistor, wherein when the first transistor is in the on state, the target resistance state of the first memory is a high resistance state, and when the first transistor is in the off state, the target resistance state of the first memory is the low resistance state;
• and
• the controller further comprises a Hamming weight obtainer circuit that is configured to determine a Hamming weight of the first bit data based on a first output current on the source of the first transistor.

An operation apparatus, comprising a controller and a first calculator, wherein the controller is in signal connection with the first calculator, the first calculator comprises a first memory and a first transistor, a drain of the first transistor is connected to a negative electrode of the first memory, and a source of the first transistor is grounded;

• the controller is configured to set an initial resistance state of the first memory to a low resistance state;
• the controller is configured to determine a first gate voltage of the first transistor based on first bit data in a first binary sequence taken as input;
• a gate of the first transistor is configured to input the first gate voltage, wherein when the first bit data is 0, the first transistor is in an on state;
• and when the first bit data is 1, the first transistor is in an off state;
• the controller is configured to control a target resistance state of the first memory based on an on-off state of the first transistor, wherein when the first transistor is in the on state, the target resistance state of the first memory is a high resistance state;
• and when the first transistor is in the off state, the target resistance state of the first memory is a low resistance state;
• the source of the first transistor is configured to output a first output current;
• and
• the controller is configured to determine a Hamming weight of the first bit data based on the first output current.