US 11,658,613 B2
Yoshihito Hashimoto, Tokyo (JP); Tsuyoshi Yamamoto, Tokyo (JP); and Tomohiro Yamaji, Tokyo (JP)
Assigned to NEC CORPORATION, Tokyo (JP)
Filed by NEC Corporation, Tokyo (JP)
Filed on Jan. 12, 2022, as Appl. No. 17/573,841.
Claims priority of application No. JP2021-012488 (JP), filed on Jan. 28, 2021.
Prior Publication US 2022/0239256 A1, Jul. 28, 2022
Int. Cl. H03B 15/00 (2006.01); H01L 39/22 (2006.01)
CPC H03B 15/003 (2013.01) [H01L 39/223 (2013.01)] 9 Claims
OG exemplary drawing
1. An oscillator comprising:
a Superconducting Quantum Interference Device (SQUID);
a transmission line connected to the SQUID;
a ground plane; and
a first connection circuit disposed in a vicinity of a node of an electric field of a standing wave that is generated when the oscillator is oscillating, the first connection circuit connecting parts of the ground plane located on both sides of the transmission line to each other,
wherein the first connection circuit is disposed at a place 1/20 or less of the length of the transmission line from a part at which the transmission line and the SQUID are connected to each other.