Photoelectric detection unit, photoelectric detection assembly and laser range finding device

A photoelectric detection and laser ranging technology, applied in the field of photoelectric detection, can solve the problems of complex preparation process and difficult wiring.

Pending Publication Date: 2020-08-25
SHENZHEN ADAPS PHOTONICS TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0009] Based on this, it is necessary to provide a photoelectric detection unit, a photoelectric detection component and a laser distance measuring device f

Method used

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  • Photoelectric detection unit, photoelectric detection assembly and laser range finding device
  • Photoelectric detection unit, photoelectric detection assembly and laser range finding device
  • Photoelectric detection unit, photoelectric detection assembly and laser range finding device

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Embodiment Construction

[0053] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the relevant drawings. Embodiments of the application are given in the drawings. However, the present application can be embodied in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of this application more thorough and comprehensive.

[0054] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which this application belongs. The terms used herein in the specification of the application are only for the purpose of describing specific embodiments, and are not intended to limit the application.

[0055] It will be understood that when an element or layer is referred to as being "on," "adjacent," "con...

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Abstract

The invention relates to a photoelectric detection unit, a photoelectric detection assembly and a laser range finder. The photoelectric detection unit comprises a substrate; a photoelectric detectionstructure, formed in the substrate and used for receiving the optical signal and converting the optical signal into an electric signal; a rear-end circuit, formed in the substrate and used for processing the electric signal and outputting the processed electric signal through a data port, and the rear-end circuit and the photoelectric detection structure being distributed side by side in the X-axis direction; and an optical assembly, stacked on the substrate along the Y-axis direction and used for receiving the light incident from one side of the substrate and adjusting the path of the light so as to enable the light to be incident to the photoelectric detection structure. A rear-end circuit and a photoelectric detection structure are integrated on the same substrate, and the optical assembly is used for receiving light incident from the side surface and adjusting a light path to enable the light to be incident to the photoelectric detection structure, so that a bonding process of a circuit can be omitted, a plurality of photoelectric detection units can be assembled to form a linear array or an area array, the problem of difficult wiring is avoided, and the assembled structure canbe flexibly disassembled.

Description

technical field [0001] The present application relates to the field of photoelectric detection, in particular to a photoelectric detection unit, a photoelectric detection component and a laser distance measuring device. Background technique [0002] Single Photon Avalanche Diode (SPAD) is a detector with high gain and high sensitivity, which is widely used in nuclear medicine, high energy physics, precision analysis, laser detection and measurement (Lidar) and other fields. A single SPAD can be regarded as a 1-bit ultra-high-speed ADC, and a simple inverter can be connected to directly generate a digital signal, such as output "0" when "no signal", and output "1" when "signal". In order to measure the intensity signal of light, SPAD uses the following two typical representations in the field of depth detection: [0003] (1) Silicon photomultiplier (SiPM, Silicon photomultiplier). The SPAD output terminals (ports) in the array are connected in parallel to output signals as ...

Claims

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Application Information

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IPC IPC(8): G01J1/44G01S17/08G01S7/481
CPCG01J1/44G01J2001/442G01J2001/4453G01J2001/448G01S7/4816G01S17/08
Inventor 贾捷阳秦宇汤为张超臧凯李爽
Owner SHENZHEN ADAPS PHOTONICS TECH CO LTD
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