ELECTROMAGNETIC WAVE GENERATION DEVICE

• Main Authors: HATTORI ERI, TONOOKA SHUN, HATTORI TAISUKE
• Format: Patent
• Language: English; Japanese
• Published: 10.01.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS; ELECTRICITY

To provide an electromagnetic wave generation device capable of forming a uniform electric field distribution and a pressure distribution inside a waveguide and preventing inhibition of generation and propagation of electromagnetic waves.SOLUTION: An electromagnetic wave generation device (100) includes: a cathode (150) generating an electron beam; an anode (130) positioned opposite to the cathode (150); vacuum cases (110, 110 A) in which the cathode (150) and the anode (130) are provided, and its interior is evacuated to a vacuum; and a waveguide (120) provided inside the vacuum case (110) and composed of a cylindrical conductor electrically connected to the anode (130) and the vacuum case (110) and having a spatial gap symmetrically formed in relation to a central axis of the cylindrical conductor.SELECTED DRAWING: Figure 2 【課題】導波管の内部の電界分布や圧力分布を一様に形成し、電磁波の発生および伝搬が阻害されるのを防ぐことができる電磁波発生装置を提供する。【解決手段】電磁波発生装置（１００）は、電子ビームを発生させる陰極（１５０）と、陰極（１５０）と対向するように配置された陽極（１３０）と、陰極（１５０）及び陽極（１３０）が内部に設けられ、内部が真空に排気される真空容器（１１０、１１０）Ａと、真空容器（１１０）の内部に設けられ、陽極（１３０）及び真空容器（１１０）と電気的に接続された円筒形状の導体からなり、円筒形状の中心軸に対して対称に空間的な隙間が形成されている導波管（１２０）を備える。【選択図】図２