Elevator maintenance electronic supervision system and method based on dynamic two-dimensional code
A dynamic two-dimensional code, electronic supervision technology, applied in elevators, transportation and packaging, etc., can solve the problems of inconvenience for maintenance personnel to carry, bulky equipment, and expensive equipment.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0017] Please see also figure 1 and figure 2 , The elevator maintenance electronic supervision system based on the dynamic two-dimensional code includes an elevator maintenance electronic supervision server 20, an intelligent display device 40 installed in the elevator car, and a maintenance collection device 30 carried by elevator maintenance personnel. The elevator maintenance electronic supervision server 20 communicates with the intelligent display device 40 and the maintenance collection device 30 through a wireless network, for example, a wireless network using 4G communication standards, 3G communication standards, and 2G communication standards.
[0018] The elevator maintenance electronic supervision server 20 is used to randomly generate an encryption key when the predetermined time arrives, and record the generated encryption key, and encrypt the pre-stored elevator registration code according to the generated encryption key and a predetermined encryption algorithm...
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