Infrared temperature measurement sensor module, temperature measurement method and temperature measurement equipment

A sensor module and infrared temperature measurement technology, applied in the field of infrared temperature measurement, can solve the problems of poor temperature measurement accuracy and inaccurate measurement of ambient temperature, so as to improve temperature measurement accuracy, improve temperature measurement efficiency, and simple temperature calculation method Effect

Active Publication Date: 2020-08-25
深圳市微电元科技有限公司
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Problems solved by technology

[0024] In view of the above deficiencies in the prior art, the purpose of the present invention is to provide an infrared temperature measurement sensor module, a temperature measurement method, and a temperature measurement device, aiming at solving the problem that the thermopile infrared temperature measurement sensor in the prior art cannot be used in the environment when measuring temperature. Accurately measure the ambient temperature when the temperature changes rapidly, resulting in the problem of poor temperature measurement accuracy

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  • Infrared temperature measurement sensor module, temperature measurement method and temperature measurement equipment
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  • Infrared temperature measurement sensor module, temperature measurement method and temperature measurement equipment

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[0059] In order to make the object, technical solution and effect of the present invention more clear and definite, the present invention will be further described in detail below. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention. Embodiments of the present invention will be described below in conjunction with the accompanying drawings.

[0060] The embodiment of the present invention proposes to add a temperature sensor with fast temperature response (smaller thermal time constant) on the basis of the commercially available thermopile infrared temperature sensor to improve the performance of the thermopile infrared temperature sensor in response to changes in ambient temperature . And, without directly acquiring the IR sensor voltage value V of the thermopile sensor o case, the present invention proposes a new algorithm to calculate the target temperature.

[0061] The co...

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Abstract

The invention discloses an infrared temperature measurement sensor module, a temperature measurement method and temperature measurement equipment. The infrared temperature measurement sensor module comprises a plurality of thermopile sensor units and at least one temperature sensor, wherein each thermopile sensor unit comprises a processor and a thermopile sensor, the thermopile sensor is used formeasuring a first environment temperature and a first temperature of a target object, the temperature sensor is used for acquiring a second environment temperature of the target object, the processoris used for generating a temperature difference value according to the first environment temperature measured by the thermopile sensor and the first temperature, correcting the initial temperature according to the second environment temperature of the temperature sensor, and generating the final temperature of the target object. The infrared temperature measurement sensor module in the embodimentof the invention can quickly respond to the ambient temperature, temperature measurement precision is improved, the temperature calculation method is simple, and temperature measurement efficiency isimproved.

Description

technical field [0001] The invention relates to the technical field of infrared temperature measurement, in particular to an infrared temperature measurement sensor module, a temperature measurement method, and a temperature measurement device. Background technique [0002] Infrared light is a type of light invisible to the human eye. The physical essence of infrared radiation is thermal radiation. The higher the temperature of an object, the more infrared radiation it emits, and the stronger the energy of infrared radiation. The thermopile (Thermopile) infrared temperature sensor directly senses thermal radiation and is used to measure small temperature differences or average temperatures, and has been widely used in the field of non-contact temperature measurement. [0003] In the temperature measurement using a thermopile, the thermopile infrared temperature sensor (hereinafter referred to as the IR sensor) is aimed at the target object, and the thermopile senses the dif...

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01J5/12
CPCG01J5/12
Inventor 唐世伟
Owner 深圳市微电元科技有限公司
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