Contradiction prevention protocol for many Radio Frequency identification unit tag reading

摘要

(57) Abstract Method of grasping the many RFID tag (10) which is placed in field of the call antenna (26) has been based on the periodic transmission from the tag which has the non transmission period whose during of transmission and transmission from the tags is large. Non transmission period, it is fixed vis-a-vis the tag which is decided, but desirably with the tag and the tag it is random with the scope of supply in regard to production in the electric element where the tag is formed, consequently you call and adjustment of transmission from the antenna there is no necessity.