Patent ID: 11927607
Assignee: ANALOG DEVICES INTERNATIONAL UNLIMITED COMPANY
Field: Measurement (Instruments)
Classification: CPC G  H | IPC G  H

Claim 4:
5. The current sensor according to claim 2, further comprising:
a third plurality of measurement conductors formed on the first layer;
a fourth plurality of measurement conductors formed on the second layer; and
a second plurality of vias;
wherein the second plurality of vias are arranged to connect the ends of the third plurality of measurement conductors with respective ends of the fourth plurality of measurement conductors so as to form a first return coil and a second return coil,
wherein a first end of the first return coil is coupled to a second end of the first current measurement coil, the first return coil progressing around the path in a direction opposite to the first circumferential direction,
wherein a first end of the second return coil is coupled to a second end of the second current measurement coil, the second return coil progressing around the path in a direction opposite to the second circumferential direction, and
wherein a first end of the first current measurement coil is suitable for coupling to a measurement circuit and a first end of the second current measurement coil is suitable for coupling to the measurement circuit.