Conductance and differential conductance synchronous measuring device and method
A technology of differential conductance and synchronous measurement, which is applied in the direction of measuring devices, measuring electrical variables, measuring resistance/reactance/impedance, etc. It can solve the problems of affecting the measurement results of conductance, difficulty in making devices, and low precision of voltage source meters.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0025] Such as figure 1 As shown, the present invention is realized in this way, a kind of conductance and differential conductance synchronous measuring device comprises DC signal source 1, AC signal source 2, operational amplifier 4, feedback resistance 5, Fourier spectrum analyzer 6, it is characterized in that The AC signal source 2 is connected to the positive input terminal of the operational amplifier 4, the DC signal source 1 is connected to the sample 3 to be tested and then connected to the negative input terminal of the operational amplifier 4, the output terminal of the operational amplifier 4 is connected to the Fourier spectrum analyzer 6, and the negative input of the operational amplifier 4 A feedback resistor 5 is connected between the terminal and the Fourier spectrum analyzer 6 .
[0026] Such as figure 2 As shown, the abscissa in the figure is the Fourier transform frequency, and the ordinate is the Fourier transform coefficient. We use this system to mea...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com