The databases used in this novel search include China National Knowledge Infrastructure, China Patent Database, and National Science and Technology Achievements Database.
1. CNKI: CNKI is a large-scale Chinese academic resource database, covering academic papers, patents, scientific and technological achievements in various fields, etc., and can provide comprehensive literature retrieval services.
2. China Patent Database: This database contains all patent information in my country since 1985, including the description items and abstracts of three types of patents: invention, utility model and design, which is helpful for understanding smart beds. Patent status in the field.
3. National Scientific and Technological Achievements Database: This database contains information on scientific and technological achievements in various fields in our country, and can provide scientific and technological achievements queries in the field of smart beds.