US Patent Issued to HITACHI on Sept. 8 for "Quantum bit array and quantum computer" (Japanese Inventors)

ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,731,062, issued on Sept. 8, was assigned to HITACHI LTD. (Tokyo).

"Quantum bit array and quantum computer" was invented by Go Shinkai (Tokyo), Digh Hisamoto (Tokyo) and Noriyuki Lee (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A quantum bit array comprises a semiconductor layer, an insulating layer arranged on the semiconductor layer, and a plurality of first gate electrodes which are arranged on the insulating layer. The plurality of first gate electrodes are each configured to trap an electron having a predetermined spin state in the semiconductor layer through application of a voltage. The quantum bit array comprises means for causing, in a ...