阅读说明：本技术 一种光发射装置及测距装置、移动平台 (Light emitting device, distance measuring device and mobile platform ) 是由 黄森洪 马亮亮 刘祥 于 2019-01-09 设计创作，主要内容包括：提供了一种光发射装置、包括该光发射装置的测距装置以及包括该测距装置的移动平台,其中该光发射装置包括至少两条激光发射线路,每条所述激光发射线路包括电源、激光发射器(Dl或D2或D3)、储能电路和控制电路；在每条激光发射线路中,控制电路用于在第一时段内导通本条激光发射线路中的储能电路和电源,使得电源对储能电路储能；该控制电路还用于在第二时段内导通本条激光发射线路中的激光发射器(Dl或D2或D3)和储能电路,使得储能电路对激光发射器(Dl或D2或D3)供电,以使激光发射器(Dl或D2或D3)出射光脉冲信号；其中,该两条以上的激光发射线路共用该电源。该光发射装置可以实现对不同的光发射器出光能量的校准,补偿各线的差异,使得多线光发射器均能符合人眼安全的限制并简化电路,降低硬件成本。(A light emitting device, a ranging device including the light emitting device, and a mobile platform including the ranging device are provided, wherein the light emitting device includes at least two laser emitting lines, each of the laser emitting lines includes a power supply, a laser emitter (Dl or D2 or D3), a tank circuit, and a control circuit; in each laser emission line, the control circuit is used for conducting the energy storage circuit and the power supply in the laser emission line in a first period so that the power supply stores energy in the energy storage circuit; the control circuit is also used for conducting the laser emitter (Dl or D2 or D3) and the energy storage circuit in the laser emission line in a second period, so that the energy storage circuit supplies power to the laser emitter (Dl or D2 or D3) to enable the laser emitter (Dl or D2 or D3) to emit light pulse signals; wherein the two or more laser emitting lines share the power supply. The light emitting device can realize the calibration of the light emitting energy of different light emitters and compensate the difference of each line, so that the multi-line light emitter can meet the limit of human eye safety, simplify the circuit and reduce the hardware cost.)