Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

Power supply ripple interference test method and system

A power supply ripple and interference test technology, which is applied in the direction of measuring electricity, measuring devices, and measuring electrical variables, etc., can solve the problems of low test efficiency and low measurement accuracy, improve test efficiency, improve accuracy, and reduce labor costs. The effect of the operation

Active Publication Date: 2012-12-19
INTERTEK TESTING SERVICES
View PDF9 Cites 12 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The purpose of the present invention is to provide a power supply ripple interference test method and system, which is used to solve the problems of low test efficiency and low measurement accuracy in the prior art, so as to meet the requirements for efficiency in the power supply ripple interference test process of automotive electronic equipment. and precision requirements

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Power supply ripple interference test method and system
  • Power supply ripple interference test method and system
  • Power supply ripple interference test method and system

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0022] The technical solutions of the embodiments of the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0023] The invention provides a power supply ripple interference test method, figure 1 It is a schematic flow chart of an embodiment of the power supply ripple interference test method of the present invention, as figure 1 As shown, the method includes the following steps:

[0024] Step 100, obtain preset parameters, perform initialization self-checking according to the preset parameters and excitation parameters, and output power supply ripple, the preset parameters include the frequency value of the point to be measured and the standard level value corresponding to the frequency value of the point to be measured, and the excitation The parameters include the excitation amplitude corresponding to the frequency value of the point to be measured and the output value of the standard level. The user ...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention provides a power supply ripple interference test method and system. The method comprises the steps of: obtaining preset parameters, carrying out initialization self-checking according to the preset parameters and an excitation parameter and outputting a power supply ripple, wherein the preset parameters comprise a frequency value of the point to be tested and a standard level value corresponding to the frequency value of the point to be tested, and the excitation parameter comprises an excitation amplitude value corresponding to the frequency value of the point to be tested and the standard level output value; and testing the equipment to be tested, and carrying out real-time verification on the power supply ripple. The system comprises an initialization self-checking module and a real-time verification and test module, wherein the initialization self-checking module is used for obtaining the preset parameters, carrying out initialization self-checking according to the preset parameters and the excitation parameter and outputting the power supply ripple; and the real-time verification and test module is used for obtaining the power supply ripple, testing the equipment to be tested, and carrying out real-time verification on the power supply ripple. By adopting the method and system, the testing efficiency and measurement accuracy are effectively improved, therefore, the efficiency and accuracy requirements in a power supply ripple interference test process of automobile electronic equipment are met.

Description

technical field [0001] The invention relates to a test method and system, in particular to a power supply ripple interference test method and system, belonging to the field of electronic communication. Background technique [0002] With the rapid development of the automobile industry and the electronics industry, more and more automotive electronic devices are appearing on the market. These automotive electronic devices, such as ignition coils, lights, indicator lights, wipers, windows, antenna lifters, Global Positioning System (Global Positioning System, referred to as: GPS), etc., realize extremely diverse functions inside the car. , Such as driving safety functions, indicating functions, anti-theft functions, control functions during driving, driver comfort adjustment functions and entertainment functions, etc. Today, automotive electronic equipment has played an irreplaceable role in improving vehicle power, economy, safety, driving stability and ride comfort. [000...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Applications(China)
IPC IPC(8): G01R31/00
Inventor 陆晖
Owner INTERTEK TESTING SERVICES
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

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