LASER RANGING DEVICE

A laser ranging device, comprising a laser, a sensor, at least one amplifier, a buffer, and a controlled switch, wherein the laser is configured to output a laser pulse signal; the sensor is configured to convert at least part of the reflected light pulse signal into an electric signal, and an outpu...

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Bibliographic Details
Main Author MA, Liangliang
Format Patent
LanguageChinese
English
French
Published 31.03.2022
Subjects
GYROSCOPIC INSTRUMENTS
MEASURING
MEASURING DISTANCES, LEVELS OR BEARINGS
NAVIGATION
PHOTOGRAMMETRY OR VIDEOGRAMMETRY
PHYSICS
SURVEYING
TESTING
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Summary:A laser ranging device, comprising a laser, a sensor, at least one amplifier, a buffer, and a controlled switch, wherein the laser is configured to output a laser pulse signal; the sensor is configured to convert at least part of the reflected light pulse signal into an electric signal, and an output end of the sensor is connected to an input end of a first-stage amplifier of the at least one amplifier; the buffer comprises an energy storage element and a buffer element, two ends of the energy storage element are respectively connected to an input end and an output end of the buffer element, and the output end of the buffer element is connected to an input end of any stage amplifier in the at least one amplifier; the controlled switch is connected to an output end of the last stage or middle stage amplifier, and is connected to the input end of the buffer element; the controlled switch is turned on every time the laser outputs a laser signal and is turned off after a predetermined time period; and the laser o
Bibliography:Application Number: WO2020CN117473