OPTOELECTRONIC SENSOR AND METHOD OF MEASURING DISTANCE FROM OBJECT
The application relates to an optoelectronic sensor and method of measuring the distance from an object. An optoelectronic sensor for measuring the distance from an object in a monitored zone is provided that has a light transmitter for transmitting individual light signals into the monitored zone;...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The application relates to an optoelectronic sensor and method of measuring the distance from an object. An optoelectronic sensor for measuring the distance from an object in a monitored zone is provided that has a light transmitter for transmitting individual light signals into the monitored zone; a light receiver having at least one avalanche photodiode operated in Geiger mode for receiving theindividual light pulses reflected or remitted by the object; an individual time of flight measurement unit for determining an individual time of flight of an individual light pulse as a duration between a transmitted point in time of the respective individual light pulse and its received point in time at the avalanche photodiode; and an evaluation unit that is configured to determine a common measured value for the distance from a plurality of individual times of flight and to estimate how many individual times of flight are to be expected in a time interval on the basis of background events.
本申请涉及用于测量到对象的距离的光电传感器和方法。 |
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