Intelligent card lift management system and method

Application Number  00129242 Application Date  2000.10.16
Publication Number  1290646 Publication Date  2001.04.11
Priority Information    
Applicant(s) Name  Wanglong Intelligent Science and Technology Co., Ltd., Shenzhen  
Inventor(s) Name  Li Biaobin;Gao Zhuqiang;Huang Yongkang  
Patent Agency Code  44101 Patent Agent  jiang yaochun
AbstractThe intelligent card life management system consists of MCU unit, communication interface circuit, card read/write circuit, memory circuit, I/O interface circuit, antenna circuit, etc. In preset limitless passage time, the life may be used freely without using a card. During limited time needing card control, the system reads in the data from the card and makes the lift reach qualified storey after judging the legality of the data, or else the life refuses to run.