Coil winding, coil module, transmitting apparatus, receiving apparatus, system, and terminal

A coil system comprising:

• a first insulation layer comprising:
• a first side;
• and
• a second side;
• a first coil winding located on the first side and comprising:
• a second insulation layer comprising:
• a third side;
• and
• a fourth side;
• and
• a plurality of first coils comprising:
• a first part located on the third side and comprising a first segment of a first conducting wire, wherein the first segment comprises N first cutting openings that extend along a first extension direction of the first segment and are configured to divide the first segment into N+1 first sub conducting wires;
• and
• a second part located on the fourth side and comprising a second segment of the first conducting wire, wherein the second segment comprises N second cutting openings that extend along a second extension direction of the second segment and are configured to divide the second segment into N+1 second sub conducting wires;
• and
• a second coil winding located on the second side and comprising:
• a third insulation layer comprising:
• a fifth side;
• and
• a sixth side;
• and
• a plurality of second coils comprising:
• a third part located on the fifth side and comprising a third segment of a second conducting wire, wherein the third segment comprises N third cutting openings that extend along a third extension direction of the third segment and are configured to divide the third segment into N+1 third sub conducting wires;
• and
• a fourth part located on the sixth side and comprising a fourth segment of the second conducting wire, wherein the second segment comprises N fourth cutting openings that extend along a fourth extension direction of the fourth segment and are configured to divide the fourth segment into N+1 fourth sub conducting wires,
• wherein N is an integer greater than or equal to 1,
• wherein the N+1 first sub conducting wires and the N+1 second sub conducting wires are electrically coupled in a one-to-one manner to form a plurality of N+1 pairs of fifth sub conducting wires comprising a first crossover structure, and
• wherein the N+1 third sub conducting wires and the N+1 fourth sub conducting wires are electrically coupled in a one-to-one manner to form a plurality of N+1 pairs of sixth sub conducting wires comprising a second crossover structure.

A terminal comprising:

• a workload circuit;
• an alternating current/direct current conversion circuit coupled to the workload circuit and comprising an input end;
• a coil system coupled to the input end and comprising:
• a first insulation layer comprising:
• a first side;
• and
• a second side;
• a first coil winding located on the first side and comprising:
• a second insulation layer comprising:
• a third side;
• and
• a fourth side;
• and
• a plurality of first coils comprising:
• a first part located on the third side and comprising a first segment of a first conducting wire, wherein the first segment comprises N first cutting openings that extend along a first extension direction of the first segment and are configured to divide the first segment into N+1 first sub conducting wires;
• and
• a second part located on the fourth side and comprising a second segment of the first conducting wire, wherein the second segment comprises N second cutting openings that extend along a second extension direction of the second segment and are configured to divide the second segment into N+1 second sub conducting wires;
• and
• a second coil winding located on the second side and comprising:
• a third insulation layer comprising:
• a fifth side;
• and
• a sixth side;
• and
• a plurality of second coils comprising:
• a third part located on the fifth side and comprising a third segment of a second conducting wire, wherein the third segment comprises N third cutting openings that extend along a third extension direction of the third segment and are configured to divide the third segment into N+1 third sub conducting wires;
• and
• a fourth part located on the sixth side comprising a fourth segment of the second conducting wire, wherein the fourth segment comprises N fourth cutting openings that extend along a fourth extension direction of the fourth segment and are configured to divide the fourth segment into N+1 fourth sub conducting wires,
• wherein N is an integer greater than or equal to 1,
• wherein the N+1 first sub conducting wires and the N+1 second sub conducting wires are electrically coupled in a one-to-one manner to form a plurality of N+1 pairs of fifth sub conducting wires comprising a first crossover structure,
• wherein the N+1 third sub conducting wires and the N+1 fourth sub conducting wires are electrically coupled in a one-to-one manner to form a plurality of N+1 pairs of sixth sub conducting wires comprising a second crossover structure, and
• wherein the coil system is configured to:
• receive an alternating-current signal;
• and
• transmit the alternating-current signal to the alternating current/direct current conversion circuit;
• and
• a charging control system coupled to the alternating current/direct current conversion circuit and configured to control the alternating current/direct current conversion circuit to:
• convert the alternating-current signal into a direct-current signal;
• and
• output the direct-current signal to the workload circuit.