Method Adaptive canceling methods were used to reduce the noise of temperature signal gained, and enhance signal to noise ratio.
方法采用自适应抵消技术最大限度地降低所读取温度信息的噪声干扰，提高信噪比。
The utility model has the characteristics of light weight, small dielectric gain loss, low dielectric thermal noise temperature, small input voltage standing wave ratio, etc.
本实用新型具有重量轻、介质增益损失小，介质热噪声温度低、输入电压驻波比小等特点。
The system provides two major functions including measuring noise temperature of low noise devices and calibrating the Excess noise Ratio (ENR) of solid-state noise sources.
该系统主要完成两大类功能：测试低噪声器件的噪声温度和校准固态噪声源的超噪比。
The central wavelength is discussed based on the combination of signal-to-noise ratio, temperature sensitivity of system and operating stability.
从系统信噪比、温度灵敏度和工作稳定性等几个方面综合考虑系统工作的中心波长。
Raw thermal images acquired by pulsed thermography(PT) usually have low signal noise ratio(SNR) and temperature contrast.
脉冲热像检测中直接获取的原始热像往往信噪比较低、对比度较差。
Raw thermal images acquired by pulsed thermography(PT) usually have low signal noise ratio(SNR) and temperature contrast.
脉冲热像检测中直接获取的原始热像往往信噪比较低、对比度较差。
应用推荐