Patent ID: 11917916
Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Field: nan (nan)
Classification: CPC H | IPC H

Claim 3:
4. The thermoelectric conversion element according to claim 1, wherein the first phononic crystal structure includes a first domain and a second domain that are phononic crystal regions,
wherein the first domain includes some of the plurality of first through holes that are regularly arranged in a first direction in a cross section perpendicular to the through direction of the first through holes,
wherein the second domain includes some of the plurality of first through holes that are regularly arranged in a second direction different from the first direction in the cross section perpendicular to the through direction of the first through holes,
wherein the second phononic crystal structure includes a third domain and a fourth domain that are phononic crystal regions,
wherein the third domain includes some of the plurality of second through holes that are regularly arranged in a third direction in a cross section perpendicular to the through direction of the second through holes, and
wherein the fourth domain includes some of the plurality of second through holes that are regularly arranged in a fourth direction different from the third direction in the cross section perpendicular to the through direction of the second through holes.