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    • 1. 发明授权
    • Millimeter wave-infrared bloch oscillator/detector
    • 毫米波红外波峰振荡器/探测器
    • US4667211A
    • 1987-05-19
    • US772971
    • 1985-09-05
    • Gerald J. IafrateRoger J. MalikThomas Au Coin
    • Gerald J. IafrateRoger J. MalikThomas Au Coin
    • H01L29/15H01L29/36H01L29/88H01L27/12
    • H01L29/365H01L29/155H01L29/88
    • An electronic oscillator being operable to detect millimeter wave and infrared frequency output signals over the range of 1-1000 GHz consists of a semiconductor device having a structure comprised of a first planar doped barrier region separated from a second planar doped barrier region by a superlattice region. Upon the application of a uniform electric field, the first planar doped barrier region operates as a means for injecting electrons into the superlattice region which then traverse to the second planar doped barrier region which operates as means for receiving the electrons. During transit through the superlattice region, the electrons undergo an oscillatory motion thereby making possible the detection of signals whose frequency is a function of the applied voltage and the periodic spacing of the superlattice.
    • 可操作以检测1-1000GHz范围内的毫米波和红外频率输出信号的电子振荡器由半导体器件组成,该半导体器件具有由第一平面掺杂阻挡区域与第二平面掺杂阻挡区域隔开的超晶格区域 。 在施加均匀电场时,第一平面掺杂势垒区域用作将电子注入到超晶格区域中的装置,该超晶格区域然后穿过作为接收电子的装置的第二平面掺杂阻挡区域。 在通过超晶格区域的过渡期间,电子经历振荡运动,从而使得能够检测其频率是施加的电压和超晶格的周期性间隔的函数的信号。