US 11,835,452 B2
Terahertz wave camera system and method for controlling terahertz wave camera system
Takeaki Itsuji, Kanagawa (JP); Noriyuki Kaifu, Tokyo (JP); and Eiichi Takami, Kanagawa (JP)
Assigned to CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Sep. 1, 2022, as Appl. No. 17/929,269.
Application 17/929,269 is a continuation of application No. 17/171,840, filed on Feb. 9, 2021, granted, now 11,474,033.
Claims priority of application No. 2020-021571 (JP), filed on Feb. 12, 2020; and application No. 2020-199354 (JP), filed on Dec. 1, 2020.
Prior Publication US 2022/0412886 A1, Dec. 29, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. G01N 21/3581 (2014.01); H04N 5/33 (2023.01)
CPC G01N 21/3581 (2013.01) [H04N 5/33 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A transmitter comprising:
a supporting substrate;
a plurality of transmission elements arranged on the supporting substrate and configured to transmit terahertz waves; and
a control circuit configured to control operations of the plurality of transmission elements,
wherein each of the plurality of transmission elements includes unit cells each including an element having a gain in a terahertz wave range, and a resonant circuit.