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A sensor component calibration method, device and system

A technology of sensor components and calibration methods, applied in measurement devices, instruments, etc., can solve problems such as inconvenience, reduced sensor experience, frequent startup, etc., to avoid data drift, the calibration process is fast and convenient, and the experience is improved.

Active Publication Date: 2019-05-03
BEIJING ZHONGQING TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In the existing technology, sensor calibration is divided into hardware debugging and software calibration. In the process of software calibration, the firmware needs to be refreshed frequently as a whole, which brings a lot of inconvenience. Recorder, frequent startup; and the overall firmware needs to be refreshed during the calibration process, which often brings other errors and reduces the user experience of using the sensor
[0003] For the above-mentioned sensor calibration process, it is necessary to refresh the firmware as a whole, which brings great inconvenience and further reduces the user experience of using the sensor. At present, no effective solution has been proposed.

Method used

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  • A sensor component calibration method, device and system
  • A sensor component calibration method, device and system
  • A sensor component calibration method, device and system

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0025] see figure 1 A flow chart of a sensor assembly calibration method shown, the method includes the following steps:

[0026] Step S102, the cloud server acquires the environmental monitoring parameters of the target sensor component, and saves the environmental monitoring parameters to the database;

[0027] Among them, the sensor component can be a sensor set on the equipment for environmental monitoring, or a combination of multiple sensors, which can include temperature sensors, humidity sensors, light sensors, sound sensors, particle sensors, for example: PM2.5 sensors, And gas sensors, etc., are used to monitor the environment, and gas sensors can be used to monitor gases such as carbon dioxide, VOCs (Volatile Organic Compounds, volatile organic compounds) and formaldehyde, and provide a certain data basis for purifying the environment.

[0028] Further, the sensor component can also have its own networking function, real-time networking through Wifi, cellular mobil...

Embodiment 2

[0041] In order to facilitate the understanding of the sensor component calibration method provided by the above-mentioned embodiment, for the above-mentioned method, the embodiment of the present invention also provides a sensor component calibration device, such as figure 2 A structural schematic diagram of a sensor assembly calibration device shown, the device includes the following modules:

[0042] The environment monitoring parameter acquisition module 20 is configured to acquire the environment monitoring parameters of the target sensor assembly, and save the environment monitoring parameters to the database; wherein, the number of sensors included in the target sensor assembly is one or more.

[0043] The environment monitoring parameter display module 22 is configured to display the environment monitoring parameters of the target sensor assembly acquired by the above environment monitoring parameter acquisition module 20 to the user.

[0044] The calibration value ca...

Embodiment 3

[0053] The method and device for calibrating sensor components described in the above embodiments may also be included in a system. Such as image 3 A system block diagram of a sensor component calibration system is shown, the system includes a cloud server and a sensor component, wherein the cloud server includes the device described in Embodiment 2 above.

[0054] During specific implementation, the system also includes a client terminal and a Web server (Web server), and the cloud server and the sensor components are connected through a wireless network. The client is connected to the Web server through a wireless network; the Web server is connected to the cloud server through a wireless network; and the cloud server communicates with the client through the Web server.

[0055] The number of sensors of the above-mentioned sensor components can be one or more, such as image 3 Sensor 1, Sensor 2, and Sensor 3 are shown. In actual implementation, the sensor components can...

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PUM

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Abstract

A method for calibrating a sensor assembly comprises: a cloud server obtaining an environment monitoring parameter of a target sensor assembly, storing the environment monitoring parameter in a database, and presenting the environment monitoring parameter to a user (S102, S104); and when the cloud server receives a calibration instruction issued by the user on the basis of the environment monitoring parameter, calculating a calibration value of a corresponding sensor in the sensor assembly in response to the calibration instruction (S106), encrypting the calibration value to generate an encrypted calibration instruction stream, and transmitting the encrypted calibration instruction stream to the sensor assembly for calibration (S108). A device and a system for calibrating a sensor assembly are further provided. By calculating a calibration value for a sensor assembly by means of a cloud server, and encrypting and sending an actual environment monitoring value to the sensor assembly for cloud calibration, the overall calibration process can be quickly and conveniently performed without on-site operation by operating staff, thus effectively eliminating the issue of data drift caused by extended operation of sensors and enhancing user experience.

Description

technical field [0001] The present invention relates to the technical field of computer applications, in particular to a sensor component calibration method, device and system. Background technique [0002] At present, with the advancement of science and technology, the application of sensors is becoming more and more extensive, especially in industrial places, and the requirements for sensors are also increasing. Since the sensor is a sensitive device, its accuracy will be affected by many factors, especially after a period of operation, data drift will occur, which requires a corresponding sensor calibration method to calibrate the sensor to improve the accuracy of the sensor. In the existing technology, sensor calibration is divided into hardware debugging and software calibration. In the process of software calibration, the firmware needs to be refreshed frequently as a whole, which brings a lot of inconvenience. Recorder, frequent startup; and the overall firmware need...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01D18/00G01D21/02
CPCG01D18/00G01D21/02
Inventor 赵飞赵冶王宇
Owner BEIJING ZHONGQING TECH CO LTD