Quantum processor comprising a second set of inter-cell coupling devices where a respective pair of qubits in proximity adjacent unit cells crossed one another

A quantum processor comprising:

• a plurality of unit cells tiled over an area such that each unit cell is positioned proximally adjacent at least one other unit cell, each unit cell comprising:
• a plurality of qubits, wherein each qubit in the plurality of qubits respectively comprises:
• a loop of superconducting material that is elongated along a longitudinal axis;
• and
• a first end where the loop crosses the longitudinal axis;
• wherein the plurality of qubits includes a first set of qubits and a second set of qubits, the qubits in the second set being different from the qubits in the first set, the respective longitudinal axes of the qubits in the first set parallel to a first direction and the respective longitudinal axes of the qubits in the second set parallel to a second direction, the first direction and the second direction being at a non-zero angle to one another, a portion of each qubit in the first set of qubits crosses a portion of at least one qubit in the second set of qubits, and wherein at least one qubit in the first set of qubits is longitudinally shifted with respect to at least one other qubit in the first set of qubits such that a transverse axis of the at least one longitudinally-shifted qubit, perpendicular to the longitudinal axis of the at least one longitudinally-shifted qubit, that passes through the first end of the at least one longitudinally-shifted qubit does not pass through the first end of the at least one other qubit in the first set of qubits;
• and
• a set of intra-cell coupling devices, wherein each intra-cell coupling device is positioned proximate a respective point where one of the qubits in the first set of qubits crosses one of the qubits in the second set of qubits and provides controllable communicative coupling between the one of the qubits in the first set of qubits and the one of the qubits in the second set of qubits;
• wherein a portion of the at least one longitudinally-shifted qubit in the first set of qubits in each unit cell crosses a portion of at least one qubit in the second set of qubits in at least one proximally adjacent unit cell, and wherein the quantum processor further comprises:
• a plurality of inter-cell coupling devices, the plurality of inter-cell coupling devices including:
• a first set of inter-cell coupling devices, wherein each inter-cell coupling device in the first set of inter-cell coupling devices provides controllable communicative coupling between a respective pair of qubits having parallel longitudinal axes in proximally adjacent unit cells;
• and
• a second set of inter-cell coupling devices, wherein each inter-cell coupling device in the second set of inter-cell coupling devices is positioned proximate a respective point where the at least one longitudinally-shifted qubit in the first set of qubits in each unit cell crosses one of the qubits in the second set of qubits in a proximally adjacent unit cell and provides controllable communicative coupling between the at least one longitudinally-shifted qubit in the first set of qubits and the one of the qubits in the second set of qubits in the proximally adjacent unit cell.